/*
* QEMU System Emulator
*
- * Copyright (c) 2003-2004 Fabrice Bellard
+ * Copyright (c) 2003-2007 Fabrice Bellard
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
#include <time.h>
#include <errno.h>
#include <sys/time.h>
+#include <zlib.h>
#ifndef _WIN32
#include <sys/times.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <dirent.h>
+#include <netdb.h>
#ifdef _BSD
#include <sys/stat.h>
#ifndef __APPLE__
#include <libutil.h>
#endif
#else
+#ifndef __sun__
#include <linux/if.h>
#include <linux/if_tun.h>
#include <pty.h>
#include <malloc.h>
#include <linux/rtc.h>
+#include <linux/ppdev.h>
+#else
+#include <sys/stat.h>
+#include <sys/ethernet.h>
+#include <sys/sockio.h>
+#include <arpa/inet.h>
+#include <netinet/arp.h>
+#include <netinet/in.h>
+#include <netinet/in_systm.h>
+#include <netinet/ip.h>
+#include <netinet/ip_icmp.h> // must come after ip.h
+#include <netinet/udp.h>
+#include <netinet/tcp.h>
+#include <net/if.h>
+#include <syslog.h>
+#include <stropts.h>
+#endif
#endif
#endif
#define memalign(align, size) malloc(size)
#endif
+#include "qemu_socket.h"
+
#ifdef CONFIG_SDL
#ifdef __APPLE__
#include <SDL/SDL.h>
#endif
#endif /* CONFIG_SDL */
+#ifdef CONFIG_COCOA
+#undef main
+#define main qemu_main
+#endif /* CONFIG_COCOA */
+
#include "disas.h"
#include "exec-all.h"
-//#define DO_TB_FLUSH
-
#define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
+#ifdef __sun__
+#define SMBD_COMMAND "/usr/sfw/sbin/smbd"
+#else
+#define SMBD_COMMAND "/usr/sbin/smbd"
+#endif
//#define DEBUG_UNUSED_IOPORT
//#define DEBUG_IOPORT
-#if !defined(CONFIG_SOFTMMU)
-#define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024)
-#else
#define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
-#endif
#ifdef TARGET_PPC
#define DEFAULT_RAM_SIZE 144
/* in ms */
#define GUI_REFRESH_INTERVAL 30
+/* Max number of USB devices that can be specified on the commandline. */
+#define MAX_USB_CMDLINE 8
+
/* XXX: use a two level table to limit memory usage */
#define MAX_IOPORTS 65536
const char *bios_dir = CONFIG_QEMU_SHAREDIR;
char phys_ram_file[1024];
-CPUState *global_env;
-CPUState *cpu_single_env;
void *ioport_opaque[MAX_IOPORTS];
IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
-BlockDriverState *bs_table[MAX_DISKS], *fd_table[MAX_FD];
+/* Note: bs_table[MAX_DISKS] is a dummy block driver if none available
+ to store the VM snapshots */
+BlockDriverState *bs_table[MAX_DISKS + 1], *fd_table[MAX_FD];
+/* point to the block driver where the snapshots are managed */
+BlockDriverState *bs_snapshots;
int vga_ram_size;
-int bios_size;
static DisplayState display_state;
int nographic;
+const char* keyboard_layout = NULL;
int64_t ticks_per_sec;
int boot_device = 'c';
int ram_size;
-static char network_script[1024];
int pit_min_timer_count = 0;
int nb_nics;
-NetDriverState nd_table[MAX_NICS];
+NICInfo nd_table[MAX_NICS];
QEMUTimer *gui_timer;
int vm_running;
-int audio_enabled = 0;
-int pci_enabled = 1;
-int prep_enabled = 0;
int rtc_utc = 1;
int cirrus_vga_enabled = 1;
+#ifdef TARGET_SPARC
+int graphic_width = 1024;
+int graphic_height = 768;
+#else
int graphic_width = 800;
int graphic_height = 600;
+#endif
int graphic_depth = 15;
-TextConsole *vga_console;
+int full_screen = 0;
+int no_quit = 0;
CharDriverState *serial_hds[MAX_SERIAL_PORTS];
+CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
+#ifdef TARGET_I386
+int win2k_install_hack = 0;
+#endif
+int usb_enabled = 0;
+static VLANState *first_vlan;
+int smp_cpus = 1;
+const char *vnc_display;
+#if defined(TARGET_SPARC)
+#define MAX_CPUS 16
+#elif defined(TARGET_I386)
+#define MAX_CPUS 255
+#else
+#define MAX_CPUS 1
+#endif
+int acpi_enabled = 1;
+int fd_bootchk = 1;
+int no_reboot = 0;
+int daemonize = 0;
+const char *option_rom[MAX_OPTION_ROMS];
+int nb_option_roms;
+int semihosting_enabled = 0;
+int autostart = 1;
/***********************************************************/
/* x86 ISA bus support */
target_phys_addr_t isa_mem_base = 0;
+PicState2 *isa_pic;
uint32_t default_ioport_readb(void *opaque, uint32_t address)
{
for(i = start; i < start + length; i += size) {
ioport_write_table[bsize][i] = func;
if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
- hw_error("register_ioport_read: invalid opaque");
+ hw_error("register_ioport_write: invalid opaque");
ioport_opaque[i] = opaque;
}
return 0;
}
}
-void pstrcpy(char *buf, int buf_size, const char *str)
-{
- int c;
- char *q = buf;
-
- if (buf_size <= 0)
- return;
-
- for(;;) {
- c = *str++;
- if (c == 0 || q >= buf + buf_size - 1)
- break;
- *q++ = c;
- }
- *q = '\0';
-}
-
-/* strcat and truncate. */
-char *pstrcat(char *buf, int buf_size, const char *s)
-{
- int len;
- len = strlen(buf);
- if (len < buf_size)
- pstrcpy(buf + len, buf_size - len, s);
- return buf;
-}
-
-int strstart(const char *str, const char *val, const char **ptr)
-{
- const char *p, *q;
- p = str;
- q = val;
- while (*q != '\0') {
- if (*p != *q)
- return 0;
- p++;
- q++;
- }
- if (ptr)
- *ptr = p;
- return 1;
-}
-
-/* return the size or -1 if error */
-int get_image_size(const char *filename)
-{
- int fd, size;
- fd = open(filename, O_RDONLY | O_BINARY);
- if (fd < 0)
- return -1;
- size = lseek(fd, 0, SEEK_END);
- close(fd);
- return size;
-}
-
-/* return the size or -1 if error */
-int load_image(const char *filename, uint8_t *addr)
-{
- int fd, size;
- fd = open(filename, O_RDONLY | O_BINARY);
- if (fd < 0)
- return -1;
- size = lseek(fd, 0, SEEK_END);
- lseek(fd, 0, SEEK_SET);
- if (read(fd, addr, size) != size) {
- close(fd);
- return -1;
- }
- close(fd);
- return size;
-}
+/***********************************************************/
void cpu_outb(CPUState *env, int addr, int val)
{
fprintf(logfile, "outb: %04x %02x\n", addr, val);
#endif
ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
+#ifdef USE_KQEMU
+ if (env)
+ env->last_io_time = cpu_get_time_fast();
+#endif
}
void cpu_outw(CPUState *env, int addr, int val)
fprintf(logfile, "outw: %04x %04x\n", addr, val);
#endif
ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
+#ifdef USE_KQEMU
+ if (env)
+ env->last_io_time = cpu_get_time_fast();
+#endif
}
void cpu_outl(CPUState *env, int addr, int val)
fprintf(logfile, "outl: %04x %08x\n", addr, val);
#endif
ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
+#ifdef USE_KQEMU
+ if (env)
+ env->last_io_time = cpu_get_time_fast();
+#endif
}
int cpu_inb(CPUState *env, int addr)
#ifdef DEBUG_IOPORT
if (loglevel & CPU_LOG_IOPORT)
fprintf(logfile, "inb : %04x %02x\n", addr, val);
+#endif
+#ifdef USE_KQEMU
+ if (env)
+ env->last_io_time = cpu_get_time_fast();
#endif
return val;
}
#ifdef DEBUG_IOPORT
if (loglevel & CPU_LOG_IOPORT)
fprintf(logfile, "inw : %04x %04x\n", addr, val);
+#endif
+#ifdef USE_KQEMU
+ if (env)
+ env->last_io_time = cpu_get_time_fast();
#endif
return val;
}
#ifdef DEBUG_IOPORT
if (loglevel & CPU_LOG_IOPORT)
fprintf(logfile, "inl : %04x %08x\n", addr, val);
+#endif
+#ifdef USE_KQEMU
+ if (env)
+ env->last_io_time = cpu_get_time_fast();
#endif
return val;
}
void hw_error(const char *fmt, ...)
{
va_list ap;
+ CPUState *env;
va_start(ap, fmt);
fprintf(stderr, "qemu: hardware error: ");
vfprintf(stderr, fmt, ap);
fprintf(stderr, "\n");
+ for(env = first_cpu; env != NULL; env = env->next_cpu) {
+ fprintf(stderr, "CPU #%d:\n", env->cpu_index);
#ifdef TARGET_I386
- cpu_x86_dump_state(global_env, stderr, X86_DUMP_FPU | X86_DUMP_CCOP);
+ cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
#else
- cpu_dump_state(global_env, stderr, 0);
+ cpu_dump_state(env, stderr, fprintf, 0);
#endif
+ }
va_end(ap);
abort();
}
static QEMUPutKBDEvent *qemu_put_kbd_event;
static void *qemu_put_kbd_event_opaque;
-static QEMUPutMouseEvent *qemu_put_mouse_event;
-static void *qemu_put_mouse_event_opaque;
+static QEMUPutMouseEntry *qemu_put_mouse_event_head;
+static QEMUPutMouseEntry *qemu_put_mouse_event_current;
void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
{
qemu_put_kbd_event = func;
}
-void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque)
+QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
+ void *opaque, int absolute,
+ const char *name)
+{
+ QEMUPutMouseEntry *s, *cursor;
+
+ s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
+ if (!s)
+ return NULL;
+
+ s->qemu_put_mouse_event = func;
+ s->qemu_put_mouse_event_opaque = opaque;
+ s->qemu_put_mouse_event_absolute = absolute;
+ s->qemu_put_mouse_event_name = qemu_strdup(name);
+ s->next = NULL;
+
+ if (!qemu_put_mouse_event_head) {
+ qemu_put_mouse_event_head = qemu_put_mouse_event_current = s;
+ return s;
+ }
+
+ cursor = qemu_put_mouse_event_head;
+ while (cursor->next != NULL)
+ cursor = cursor->next;
+
+ cursor->next = s;
+ qemu_put_mouse_event_current = s;
+
+ return s;
+}
+
+void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
{
- qemu_put_mouse_event_opaque = opaque;
- qemu_put_mouse_event = func;
+ QEMUPutMouseEntry *prev = NULL, *cursor;
+
+ if (!qemu_put_mouse_event_head || entry == NULL)
+ return;
+
+ cursor = qemu_put_mouse_event_head;
+ while (cursor != NULL && cursor != entry) {
+ prev = cursor;
+ cursor = cursor->next;
+ }
+
+ if (cursor == NULL) // does not exist or list empty
+ return;
+ else if (prev == NULL) { // entry is head
+ qemu_put_mouse_event_head = cursor->next;
+ if (qemu_put_mouse_event_current == entry)
+ qemu_put_mouse_event_current = cursor->next;
+ qemu_free(entry->qemu_put_mouse_event_name);
+ qemu_free(entry);
+ return;
+ }
+
+ prev->next = entry->next;
+
+ if (qemu_put_mouse_event_current == entry)
+ qemu_put_mouse_event_current = prev;
+
+ qemu_free(entry->qemu_put_mouse_event_name);
+ qemu_free(entry);
}
void kbd_put_keycode(int keycode)
void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
{
- if (qemu_put_mouse_event) {
- qemu_put_mouse_event(qemu_put_mouse_event_opaque,
- dx, dy, dz, buttons_state);
+ QEMUPutMouseEvent *mouse_event;
+ void *mouse_event_opaque;
+
+ if (!qemu_put_mouse_event_current) {
+ return;
+ }
+
+ mouse_event =
+ qemu_put_mouse_event_current->qemu_put_mouse_event;
+ mouse_event_opaque =
+ qemu_put_mouse_event_current->qemu_put_mouse_event_opaque;
+
+ if (mouse_event) {
+ mouse_event(mouse_event_opaque, dx, dy, dz, buttons_state);
}
}
-/***********************************************************/
-/* timers */
+int kbd_mouse_is_absolute(void)
+{
+ if (!qemu_put_mouse_event_current)
+ return 0;
-#if defined(__powerpc__)
+ return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute;
+}
-static inline uint32_t get_tbl(void)
+void do_info_mice(void)
{
- uint32_t tbl;
- asm volatile("mftb %0" : "=r" (tbl));
- return tbl;
+ QEMUPutMouseEntry *cursor;
+ int index = 0;
+
+ if (!qemu_put_mouse_event_head) {
+ term_printf("No mouse devices connected\n");
+ return;
+ }
+
+ term_printf("Mouse devices available:\n");
+ cursor = qemu_put_mouse_event_head;
+ while (cursor != NULL) {
+ term_printf("%c Mouse #%d: %s\n",
+ (cursor == qemu_put_mouse_event_current ? '*' : ' '),
+ index, cursor->qemu_put_mouse_event_name);
+ index++;
+ cursor = cursor->next;
+ }
}
-static inline uint32_t get_tbu(void)
+void do_mouse_set(int index)
{
- uint32_t tbl;
- asm volatile("mftbu %0" : "=r" (tbl));
- return tbl;
+ QEMUPutMouseEntry *cursor;
+ int i = 0;
+
+ if (!qemu_put_mouse_event_head) {
+ term_printf("No mouse devices connected\n");
+ return;
+ }
+
+ cursor = qemu_put_mouse_event_head;
+ while (cursor != NULL && index != i) {
+ i++;
+ cursor = cursor->next;
+ }
+
+ if (cursor != NULL)
+ qemu_put_mouse_event_current = cursor;
+ else
+ term_printf("Mouse at given index not found\n");
}
-int64_t cpu_get_real_ticks(void)
+/* compute with 96 bit intermediate result: (a*b)/c */
+uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
{
- uint32_t l, h, h1;
- /* NOTE: we test if wrapping has occurred */
- do {
- h = get_tbu();
- l = get_tbl();
- h1 = get_tbu();
- } while (h != h1);
- return ((int64_t)h << 32) | l;
+ union {
+ uint64_t ll;
+ struct {
+#ifdef WORDS_BIGENDIAN
+ uint32_t high, low;
+#else
+ uint32_t low, high;
+#endif
+ } l;
+ } u, res;
+ uint64_t rl, rh;
+
+ u.ll = a;
+ rl = (uint64_t)u.l.low * (uint64_t)b;
+ rh = (uint64_t)u.l.high * (uint64_t)b;
+ rh += (rl >> 32);
+ res.l.high = rh / c;
+ res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
+ return res.ll;
}
-#elif defined(__i386__)
+/***********************************************************/
+/* real time host monotonic timer */
+
+#define QEMU_TIMER_BASE 1000000000LL
+
+#ifdef WIN32
-int64_t cpu_get_real_ticks(void)
+static int64_t clock_freq;
+
+static void init_get_clock(void)
{
- int64_t val;
- asm volatile ("rdtsc" : "=A" (val));
- return val;
+ LARGE_INTEGER freq;
+ int ret;
+ ret = QueryPerformanceFrequency(&freq);
+ if (ret == 0) {
+ fprintf(stderr, "Could not calibrate ticks\n");
+ exit(1);
+ }
+ clock_freq = freq.QuadPart;
}
-#elif defined(__x86_64__)
-
-int64_t cpu_get_real_ticks(void)
+static int64_t get_clock(void)
{
- uint32_t low,high;
- int64_t val;
- asm volatile("rdtsc" : "=a" (low), "=d" (high));
- val = high;
- val <<= 32;
- val |= low;
- return val;
+ LARGE_INTEGER ti;
+ QueryPerformanceCounter(&ti);
+ return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq);
}
#else
-#error unsupported CPU
+
+static int use_rt_clock;
+
+static void init_get_clock(void)
+{
+ use_rt_clock = 0;
+#if defined(__linux__)
+ {
+ struct timespec ts;
+ if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
+ use_rt_clock = 1;
+ }
+ }
+#endif
+}
+
+static int64_t get_clock(void)
+{
+#if defined(__linux__)
+ if (use_rt_clock) {
+ struct timespec ts;
+ clock_gettime(CLOCK_MONOTONIC, &ts);
+ return ts.tv_sec * 1000000000LL + ts.tv_nsec;
+ } else
+#endif
+ {
+ /* XXX: using gettimeofday leads to problems if the date
+ changes, so it should be avoided. */
+ struct timeval tv;
+ gettimeofday(&tv, NULL);
+ return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000);
+ }
+}
+
#endif
+/***********************************************************/
+/* guest cycle counter */
+
+static int64_t cpu_ticks_prev;
static int64_t cpu_ticks_offset;
+static int64_t cpu_clock_offset;
static int cpu_ticks_enabled;
-static inline int64_t cpu_get_ticks(void)
+/* return the host CPU cycle counter and handle stop/restart */
+int64_t cpu_get_ticks(void)
{
if (!cpu_ticks_enabled) {
return cpu_ticks_offset;
} else {
- return cpu_get_real_ticks() + cpu_ticks_offset;
+ int64_t ticks;
+ ticks = cpu_get_real_ticks();
+ if (cpu_ticks_prev > ticks) {
+ /* Note: non increasing ticks may happen if the host uses
+ software suspend */
+ cpu_ticks_offset += cpu_ticks_prev - ticks;
+ }
+ cpu_ticks_prev = ticks;
+ return ticks + cpu_ticks_offset;
+ }
+}
+
+/* return the host CPU monotonic timer and handle stop/restart */
+static int64_t cpu_get_clock(void)
+{
+ int64_t ti;
+ if (!cpu_ticks_enabled) {
+ return cpu_clock_offset;
+ } else {
+ ti = get_clock();
+ return ti + cpu_clock_offset;
}
}
{
if (!cpu_ticks_enabled) {
cpu_ticks_offset -= cpu_get_real_ticks();
+ cpu_clock_offset -= get_clock();
cpu_ticks_enabled = 1;
}
}
{
if (cpu_ticks_enabled) {
cpu_ticks_offset = cpu_get_ticks();
+ cpu_clock_offset = cpu_get_clock();
cpu_ticks_enabled = 0;
}
}
-static int64_t get_clock(void)
-{
-#ifdef _WIN32
- struct _timeb tb;
- _ftime(&tb);
- return ((int64_t)tb.time * 1000 + (int64_t)tb.millitm) * 1000;
-#else
- struct timeval tv;
- gettimeofday(&tv, NULL);
- return tv.tv_sec * 1000000LL + tv.tv_usec;
-#endif
-}
-
-void cpu_calibrate_ticks(void)
-{
- int64_t usec, ticks;
-
- usec = get_clock();
- ticks = cpu_get_real_ticks();
-#ifdef _WIN32
- Sleep(50);
-#else
- usleep(50 * 1000);
-#endif
- usec = get_clock() - usec;
- ticks = cpu_get_real_ticks() - ticks;
- ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec;
-}
-
-/* compute with 96 bit intermediate result: (a*b)/c */
-uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
-{
- union {
- uint64_t ll;
- struct {
-#ifdef WORDS_BIGENDIAN
- uint32_t high, low;
-#else
- uint32_t low, high;
-#endif
- } l;
- } u, res;
- uint64_t rl, rh;
-
- u.ll = a;
- rl = (uint64_t)u.l.low * (uint64_t)b;
- rh = (uint64_t)u.l.high * (uint64_t)b;
- rh += (rl >> 32);
- res.l.high = rh / c;
- res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
- return res.ll;
-}
-
+/***********************************************************/
+/* timers */
+
#define QEMU_TIMER_REALTIME 0
#define QEMU_TIMER_VIRTUAL 1
static QEMUTimer *active_timers[2];
#ifdef _WIN32
static MMRESULT timerID;
+static HANDLE host_alarm = NULL;
+static unsigned int period = 1;
#else
/* frequency of the times() clock tick */
static int timer_freq;
for(;;) {
ts = *ptimer_head;
- if (ts->expire_time > current_time)
+ if (!ts || ts->expire_time > current_time)
break;
/* remove timer from the list before calling the callback */
*ptimer_head = ts->next;
{
switch(clock->type) {
case QEMU_TIMER_REALTIME:
-#ifdef _WIN32
- return GetTickCount();
-#else
- {
- struct tms tp;
-
- /* Note that using gettimeofday() is not a good solution
- for timers because its value change when the date is
- modified. */
- if (timer_freq == 100) {
- return times(&tp) * 10;
- } else {
- return ((int64_t)times(&tp) * 1000) / timer_freq;
- }
- }
-#endif
+ return get_clock() / 1000000;
default:
case QEMU_TIMER_VIRTUAL:
- return cpu_get_ticks();
+ return cpu_get_clock();
}
}
+static void init_timers(void)
+{
+ init_get_clock();
+ ticks_per_sec = QEMU_TIMER_BASE;
+ rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
+ vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
+}
+
/* save a timer */
void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
{
}
qemu_put_be64s(f, &cpu_ticks_offset);
qemu_put_be64s(f, &ticks_per_sec);
+ qemu_put_be64s(f, &cpu_clock_offset);
}
static int timer_load(QEMUFile *f, void *opaque, int version_id)
{
- if (version_id != 1)
+ if (version_id != 1 && version_id != 2)
return -EINVAL;
if (cpu_ticks_enabled) {
return -EINVAL;
}
qemu_get_be64s(f, &cpu_ticks_offset);
qemu_get_be64s(f, &ticks_per_sec);
+ if (version_id == 2) {
+ qemu_get_be64s(f, &cpu_clock_offset);
+ }
return 0;
}
delta_max = delta;
delta_cum += delta;
if (++count == DISP_FREQ) {
- printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n",
+ printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n",
muldiv64(delta_min, 1000000, ticks_per_sec),
muldiv64(delta_max, 1000000, ticks_per_sec),
muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
qemu_get_clock(vm_clock)) ||
qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
qemu_get_clock(rt_clock))) {
- /* stop the cpu because a timer occured */
- cpu_interrupt(global_env, CPU_INTERRUPT_EXIT);
+#ifdef _WIN32
+ SetEvent(host_alarm);
+#endif
+ CPUState *env = cpu_single_env;
+ if (env) {
+ /* stop the currently executing cpu because a timer occured */
+ cpu_interrupt(env, CPU_INTERRUPT_EXIT);
+#ifdef USE_KQEMU
+ if (env->kqemu_enabled) {
+ kqemu_cpu_interrupt(env);
+ }
+#endif
+ }
}
}
#endif /* !defined(_WIN32) */
-static void init_timers(void)
+static void init_timer_alarm(void)
{
- rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
- vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
-
#ifdef _WIN32
{
int count=0;
- timerID = timeSetEvent(10, // interval (ms)
- 0, // resolution
+ TIMECAPS tc;
+
+ ZeroMemory(&tc, sizeof(TIMECAPS));
+ timeGetDevCaps(&tc, sizeof(TIMECAPS));
+ if (period < tc.wPeriodMin)
+ period = tc.wPeriodMin;
+ timeBeginPeriod(period);
+ timerID = timeSetEvent(1, // interval (ms)
+ period, // resolution
host_alarm_handler, // function
(DWORD)&count, // user parameter
TIME_PERIODIC | TIME_CALLBACK_FUNCTION);
perror("failed timer alarm");
exit(1);
}
+ host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL);
+ if (!host_alarm) {
+ perror("failed CreateEvent");
+ exit(1);
+ }
+ qemu_add_wait_object(host_alarm, NULL, NULL);
}
pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000;
#else
/* timer signal */
sigfillset(&act.sa_mask);
- act.sa_flags = 0;
+ act.sa_flags = 0;
#if defined (TARGET_I386) && defined(USE_CODE_COPY)
act.sa_flags |= SA_ONSTACK;
#endif
sigaction(SIGALRM, &act, NULL);
itv.it_interval.tv_sec = 0;
- itv.it_interval.tv_usec = 1000;
+ itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */
itv.it_value.tv_sec = 0;
itv.it_value.tv_usec = 10 * 1000;
setitimer(ITIMER_REAL, &itv, NULL);
getitimer(ITIMER_REAL, &itv);
#if defined(__linux__)
- if (itv.it_interval.tv_usec > 1000) {
+ /* XXX: force /dev/rtc usage because even 2.6 kernels may not
+ have timers with 1 ms resolution. The correct solution will
+ be to use the POSIX real time timers available in recent
+ 2.6 kernels */
+ if (itv.it_interval.tv_usec > 1000 || 1) {
/* try to use /dev/rtc to have a faster timer */
if (start_rtc_timer() < 0)
goto use_itimer;
{
#ifdef _WIN32
timeKillEvent(timerID);
+ timeEndPeriod(period);
+ if (host_alarm) {
+ CloseHandle(host_alarm);
+ host_alarm = NULL;
+ }
#endif
}
/***********************************************************/
/* character device */
-int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
+static void qemu_chr_event(CharDriverState *s, int event)
{
- return s->chr_write(s, buf, len);
+ if (!s->chr_event)
+ return;
+ s->chr_event(s->handler_opaque, event);
}
-void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
+static void qemu_chr_reset_bh(void *opaque)
{
- char buf[4096];
- va_list ap;
- va_start(ap, fmt);
- vsnprintf(buf, sizeof(buf), fmt, ap);
- qemu_chr_write(s, buf, strlen(buf));
- va_end(ap);
+ CharDriverState *s = opaque;
+ qemu_chr_event(s, CHR_EVENT_RESET);
+ qemu_bh_delete(s->bh);
+ s->bh = NULL;
}
-void qemu_chr_send_event(CharDriverState *s, int event)
+void qemu_chr_reset(CharDriverState *s)
{
- if (s->chr_send_event)
- s->chr_send_event(s, event);
+ if (s->bh == NULL) {
+ s->bh = qemu_bh_new(qemu_chr_reset_bh, s);
+ qemu_bh_schedule(s->bh);
+ }
}
-void qemu_chr_add_read_handler(CharDriverState *s,
- IOCanRWHandler *fd_can_read,
- IOReadHandler *fd_read, void *opaque)
+int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
{
- s->chr_add_read_handler(s, fd_can_read, fd_read, opaque);
+ return s->chr_write(s, buf, len);
}
-
-void qemu_chr_add_event_handler(CharDriverState *s, IOEventHandler *chr_event)
+
+int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
{
- s->chr_event = chr_event;
+ if (!s->chr_ioctl)
+ return -ENOTSUP;
+ return s->chr_ioctl(s, cmd, arg);
}
-static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
+int qemu_chr_can_read(CharDriverState *s)
{
- return len;
+ if (!s->chr_can_read)
+ return 0;
+ return s->chr_can_read(s->handler_opaque);
+}
+
+void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len)
+{
+ s->chr_read(s->handler_opaque, buf, len);
+}
+
+
+void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
+{
+ char buf[4096];
+ va_list ap;
+ va_start(ap, fmt);
+ vsnprintf(buf, sizeof(buf), fmt, ap);
+ qemu_chr_write(s, buf, strlen(buf));
+ va_end(ap);
+}
+
+void qemu_chr_send_event(CharDriverState *s, int event)
+{
+ if (s->chr_send_event)
+ s->chr_send_event(s, event);
}
-static void null_chr_add_read_handler(CharDriverState *chr,
- IOCanRWHandler *fd_can_read,
- IOReadHandler *fd_read, void *opaque)
+void qemu_chr_add_handlers(CharDriverState *s,
+ IOCanRWHandler *fd_can_read,
+ IOReadHandler *fd_read,
+ IOEventHandler *fd_event,
+ void *opaque)
{
+ s->chr_can_read = fd_can_read;
+ s->chr_read = fd_read;
+ s->chr_event = fd_event;
+ s->handler_opaque = opaque;
+ if (s->chr_update_read_handler)
+ s->chr_update_read_handler(s);
+}
+
+static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
+{
+ return len;
}
-CharDriverState *qemu_chr_open_null(void)
+static CharDriverState *qemu_chr_open_null(void)
{
CharDriverState *chr;
if (!chr)
return NULL;
chr->chr_write = null_chr_write;
- chr->chr_add_read_handler = null_chr_add_read_handler;
return chr;
}
-#ifndef _WIN32
+#ifdef _WIN32
-typedef struct {
- int fd_in, fd_out;
- /* for nographic stdio only */
- IOCanRWHandler *fd_can_read;
- IOReadHandler *fd_read;
- void *fd_opaque;
-} FDCharDriver;
+static void socket_cleanup(void)
+{
+ WSACleanup();
+}
-#define STDIO_MAX_CLIENTS 2
+static int socket_init(void)
+{
+ WSADATA Data;
+ int ret, err;
-static int stdio_nb_clients;
-static CharDriverState *stdio_clients[STDIO_MAX_CLIENTS];
+ ret = WSAStartup(MAKEWORD(2,2), &Data);
+ if (ret != 0) {
+ err = WSAGetLastError();
+ fprintf(stderr, "WSAStartup: %d\n", err);
+ return -1;
+ }
+ atexit(socket_cleanup);
+ return 0;
+}
+
+static int send_all(int fd, const uint8_t *buf, int len1)
+{
+ int ret, len;
+
+ len = len1;
+ while (len > 0) {
+ ret = send(fd, buf, len, 0);
+ if (ret < 0) {
+ int errno;
+ errno = WSAGetLastError();
+ if (errno != WSAEWOULDBLOCK) {
+ return -1;
+ }
+ } else if (ret == 0) {
+ break;
+ } else {
+ buf += ret;
+ len -= ret;
+ }
+ }
+ return len1 - len;
+}
+
+void socket_set_nonblock(int fd)
+{
+ unsigned long opt = 1;
+ ioctlsocket(fd, FIONBIO, &opt);
+}
+
+#else
static int unix_write(int fd, const uint8_t *buf, int len1)
{
return len1 - len;
}
+static inline int send_all(int fd, const uint8_t *buf, int len1)
+{
+ return unix_write(fd, buf, len1);
+}
+
+void socket_set_nonblock(int fd)
+{
+ fcntl(fd, F_SETFL, O_NONBLOCK);
+}
+#endif /* !_WIN32 */
+
+#ifndef _WIN32
+
+typedef struct {
+ int fd_in, fd_out;
+ int max_size;
+} FDCharDriver;
+
+#define STDIO_MAX_CLIENTS 2
+
+static int stdio_nb_clients;
+static CharDriverState *stdio_clients[STDIO_MAX_CLIENTS];
+
static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
{
FDCharDriver *s = chr->opaque;
return unix_write(s->fd_out, buf, len);
}
-static void fd_chr_add_read_handler(CharDriverState *chr,
- IOCanRWHandler *fd_can_read,
- IOReadHandler *fd_read, void *opaque)
+static int fd_chr_read_poll(void *opaque)
{
+ CharDriverState *chr = opaque;
FDCharDriver *s = chr->opaque;
- if (nographic && s->fd_in == 0) {
- s->fd_can_read = fd_can_read;
- s->fd_read = fd_read;
- s->fd_opaque = opaque;
- } else {
- qemu_add_fd_read_handler(s->fd_in, fd_can_read, fd_read, opaque);
+ s->max_size = qemu_chr_can_read(chr);
+ return s->max_size;
+}
+
+static void fd_chr_read(void *opaque)
+{
+ CharDriverState *chr = opaque;
+ FDCharDriver *s = chr->opaque;
+ int size, len;
+ uint8_t buf[1024];
+
+ len = sizeof(buf);
+ if (len > s->max_size)
+ len = s->max_size;
+ if (len == 0)
+ return;
+ size = read(s->fd_in, buf, len);
+ if (size == 0) {
+ /* FD has been closed. Remove it from the active list. */
+ qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL);
+ return;
+ }
+ if (size > 0) {
+ qemu_chr_read(chr, buf, size);
+ }
+}
+
+static void fd_chr_update_read_handler(CharDriverState *chr)
+{
+ FDCharDriver *s = chr->opaque;
+
+ if (s->fd_in >= 0) {
+ if (nographic && s->fd_in == 0) {
+ } else {
+ qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
+ fd_chr_read, NULL, chr);
+ }
}
}
/* open a character device to a unix fd */
-CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
+static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
{
CharDriverState *chr;
FDCharDriver *s;
s->fd_out = fd_out;
chr->opaque = s;
chr->chr_write = fd_chr_write;
- chr->chr_add_read_handler = fd_chr_add_read_handler;
+ chr->chr_update_read_handler = fd_chr_update_read_handler;
+
+ qemu_chr_reset(chr);
+
return chr;
}
+static CharDriverState *qemu_chr_open_file_out(const char *file_out)
+{
+ int fd_out;
+
+ fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666);
+ if (fd_out < 0)
+ return NULL;
+ return qemu_chr_open_fd(-1, fd_out);
+}
+
+static CharDriverState *qemu_chr_open_pipe(const char *filename)
+{
+ int fd_in, fd_out;
+ char filename_in[256], filename_out[256];
+
+ snprintf(filename_in, 256, "%s.in", filename);
+ snprintf(filename_out, 256, "%s.out", filename);
+ fd_in = open(filename_in, O_RDWR | O_BINARY);
+ fd_out = open(filename_out, O_RDWR | O_BINARY);
+ if (fd_in < 0 || fd_out < 0) {
+ if (fd_in >= 0)
+ close(fd_in);
+ if (fd_out >= 0)
+ close(fd_out);
+ fd_in = fd_out = open(filename, O_RDWR | O_BINARY);
+ if (fd_in < 0)
+ return NULL;
+ }
+ return qemu_chr_open_fd(fd_in, fd_out);
+}
+
+
/* for STDIO, we handle the case where several clients use it
(nographic mode) */
#define TERM_ESCAPE 0x01 /* ctrl-a is used for escape */
+#define TERM_FIFO_MAX_SIZE 1
+
static int term_got_escape, client_index;
+static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
+static int term_fifo_size;
+static int term_timestamps;
+static int64_t term_timestamps_start;
void term_print_help(void)
{
"C-a x exit emulator\n"
"C-a s save disk data back to file (if -snapshot)\n"
"C-a b send break (magic sysrq)\n"
+ "C-a t toggle console timestamps\n"
"C-a c switch between console and monitor\n"
"C-a C-a send C-a\n"
);
chr = stdio_clients[client_index];
s = chr->opaque;
- chr->chr_event(s->fd_opaque, CHR_EVENT_BREAK);
+ qemu_chr_event(chr, CHR_EVENT_BREAK);
}
break;
case 'c':
goto send_char;
}
break;
+ case 't':
+ term_timestamps = !term_timestamps;
+ term_timestamps_start = -1;
+ break;
case TERM_ESCAPE:
goto send_char;
}
if (client_index < stdio_nb_clients) {
uint8_t buf[1];
CharDriverState *chr;
- FDCharDriver *s;
chr = stdio_clients[client_index];
- s = chr->opaque;
- buf[0] = ch;
- /* XXX: should queue the char if the device is not
- ready */
- if (s->fd_can_read(s->fd_opaque) > 0)
- s->fd_read(s->fd_opaque, buf, 1);
+ if (qemu_chr_can_read(chr) > 0) {
+ buf[0] = ch;
+ qemu_chr_read(chr, buf, 1);
+ } else if (term_fifo_size == 0) {
+ term_fifo[term_fifo_size++] = ch;
+ }
}
}
}
-static int stdio_can_read(void *opaque)
+static int stdio_read_poll(void *opaque)
{
- /* XXX: not strictly correct */
- return 1;
+ CharDriverState *chr;
+
+ if (client_index < stdio_nb_clients) {
+ chr = stdio_clients[client_index];
+ /* try to flush the queue if needed */
+ if (term_fifo_size != 0 && qemu_chr_can_read(chr) > 0) {
+ qemu_chr_read(chr, term_fifo, 1);
+ term_fifo_size = 0;
+ }
+ /* see if we can absorb more chars */
+ if (term_fifo_size == 0)
+ return 1;
+ else
+ return 0;
+ } else {
+ return 1;
+ }
}
-static void stdio_read(void *opaque, const uint8_t *buf, int size)
+static void stdio_read(void *opaque)
{
- int i;
- for(i = 0; i < size; i++)
- stdio_received_byte(buf[i]);
+ int size;
+ uint8_t buf[1];
+
+ size = read(0, buf, 1);
+ if (size == 0) {
+ /* stdin has been closed. Remove it from the active list. */
+ qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL);
+ return;
+ }
+ if (size > 0)
+ stdio_received_byte(buf[0]);
+}
+
+static int stdio_write(CharDriverState *chr, const uint8_t *buf, int len)
+{
+ FDCharDriver *s = chr->opaque;
+ if (!term_timestamps) {
+ return unix_write(s->fd_out, buf, len);
+ } else {
+ int i;
+ char buf1[64];
+
+ for(i = 0; i < len; i++) {
+ unix_write(s->fd_out, buf + i, 1);
+ if (buf[i] == '\n') {
+ int64_t ti;
+ int secs;
+
+ ti = get_clock();
+ if (term_timestamps_start == -1)
+ term_timestamps_start = ti;
+ ti -= term_timestamps_start;
+ secs = ti / 1000000000;
+ snprintf(buf1, sizeof(buf1),
+ "[%02d:%02d:%02d.%03d] ",
+ secs / 3600,
+ (secs / 60) % 60,
+ secs % 60,
+ (int)((ti / 1000000) % 1000));
+ unix_write(s->fd_out, buf1, strlen(buf1));
+ }
+ }
+ return len;
+ }
}
/* init terminal so that we can grab keys */
fcntl(0, F_SETFL, O_NONBLOCK);
}
-CharDriverState *qemu_chr_open_stdio(void)
+static CharDriverState *qemu_chr_open_stdio(void)
{
CharDriverState *chr;
if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
return NULL;
chr = qemu_chr_open_fd(0, 1);
+ chr->chr_write = stdio_write;
if (stdio_nb_clients == 0)
- qemu_add_fd_read_handler(0, stdio_can_read, stdio_read, NULL);
+ qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, NULL);
client_index = stdio_nb_clients;
} else {
if (stdio_nb_clients != 0)
}
#if defined(__linux__)
-CharDriverState *qemu_chr_open_pty(void)
+static CharDriverState *qemu_chr_open_pty(void)
{
+ struct termios tty;
char slave_name[1024];
int master_fd, slave_fd;
if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
return NULL;
}
+
+ /* Disabling local echo and line-buffered output */
+ tcgetattr (master_fd, &tty);
+ tty.c_lflag &= ~(ECHO|ICANON|ISIG);
+ tty.c_cc[VMIN] = 1;
+ tty.c_cc[VTIME] = 0;
+ tcsetattr (master_fd, TCSAFLUSH, &tty);
+
fprintf(stderr, "char device redirected to %s\n", slave_name);
return qemu_chr_open_fd(master_fd, master_fd);
}
-#else
-CharDriverState *qemu_chr_open_pty(void)
+
+static void tty_serial_init(int fd, int speed,
+ int parity, int data_bits, int stop_bits)
{
- return NULL;
-}
+ struct termios tty;
+ speed_t spd;
+
+#if 0
+ printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
+ speed, parity, data_bits, stop_bits);
#endif
+ tcgetattr (fd, &tty);
-#endif /* !defined(_WIN32) */
+ switch(speed) {
+ case 50:
+ spd = B50;
+ break;
+ case 75:
+ spd = B75;
+ break;
+ case 300:
+ spd = B300;
+ break;
+ case 600:
+ spd = B600;
+ break;
+ case 1200:
+ spd = B1200;
+ break;
+ case 2400:
+ spd = B2400;
+ break;
+ case 4800:
+ spd = B4800;
+ break;
+ case 9600:
+ spd = B9600;
+ break;
+ case 19200:
+ spd = B19200;
+ break;
+ case 38400:
+ spd = B38400;
+ break;
+ case 57600:
+ spd = B57600;
+ break;
+ default:
+ case 115200:
+ spd = B115200;
+ break;
+ }
-CharDriverState *qemu_chr_open(const char *filename)
-{
- if (!strcmp(filename, "vc")) {
- return text_console_init(&display_state);
- } else if (!strcmp(filename, "null")) {
- return qemu_chr_open_null();
- } else
-#ifndef _WIN32
- if (!strcmp(filename, "pty")) {
- return qemu_chr_open_pty();
- } else if (!strcmp(filename, "stdio")) {
- return qemu_chr_open_stdio();
- } else
-#endif
- {
- return NULL;
+ cfsetispeed(&tty, spd);
+ cfsetospeed(&tty, spd);
+
+ tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
+ |INLCR|IGNCR|ICRNL|IXON);
+ tty.c_oflag |= OPOST;
+ tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
+ tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS|CSTOPB);
+ switch(data_bits) {
+ default:
+ case 8:
+ tty.c_cflag |= CS8;
+ break;
+ case 7:
+ tty.c_cflag |= CS7;
+ break;
+ case 6:
+ tty.c_cflag |= CS6;
+ break;
+ case 5:
+ tty.c_cflag |= CS5;
+ break;
+ }
+ switch(parity) {
+ default:
+ case 'N':
+ break;
+ case 'E':
+ tty.c_cflag |= PARENB;
+ break;
+ case 'O':
+ tty.c_cflag |= PARENB | PARODD;
+ break;
}
+ if (stop_bits == 2)
+ tty.c_cflag |= CSTOPB;
+
+ tcsetattr (fd, TCSANOW, &tty);
}
-/***********************************************************/
-/* Linux network device redirectors */
-
-void hex_dump(FILE *f, const uint8_t *buf, int size)
+static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
{
- int len, i, j, c;
-
- for(i=0;i<size;i+=16) {
- len = size - i;
- if (len > 16)
- len = 16;
- fprintf(f, "%08x ", i);
- for(j=0;j<16;j++) {
- if (j < len)
- fprintf(f, " %02x", buf[i+j]);
- else
- fprintf(f, " ");
+ FDCharDriver *s = chr->opaque;
+
+ switch(cmd) {
+ case CHR_IOCTL_SERIAL_SET_PARAMS:
+ {
+ QEMUSerialSetParams *ssp = arg;
+ tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
+ ssp->data_bits, ssp->stop_bits);
}
- fprintf(f, " ");
- for(j=0;j<len;j++) {
- c = buf[i+j];
- if (c < ' ' || c > '~')
- c = '.';
- fprintf(f, "%c", c);
+ break;
+ case CHR_IOCTL_SERIAL_SET_BREAK:
+ {
+ int enable = *(int *)arg;
+ if (enable)
+ tcsendbreak(s->fd_in, 1);
}
- fprintf(f, "\n");
+ break;
+ default:
+ return -ENOTSUP;
}
+ return 0;
}
-void qemu_send_packet(NetDriverState *nd, const uint8_t *buf, int size)
+static CharDriverState *qemu_chr_open_tty(const char *filename)
{
- nd->send_packet(nd, buf, size);
-}
+ CharDriverState *chr;
+ int fd;
-void qemu_add_read_packet(NetDriverState *nd, IOCanRWHandler *fd_can_read,
- IOReadHandler *fd_read, void *opaque)
-{
- nd->add_read_packet(nd, fd_can_read, fd_read, opaque);
+ fd = open(filename, O_RDWR | O_NONBLOCK);
+ if (fd < 0)
+ return NULL;
+ fcntl(fd, F_SETFL, O_NONBLOCK);
+ tty_serial_init(fd, 115200, 'N', 8, 1);
+ chr = qemu_chr_open_fd(fd, fd);
+ if (!chr)
+ return NULL;
+ chr->chr_ioctl = tty_serial_ioctl;
+ qemu_chr_reset(chr);
+ return chr;
}
-/* dummy network adapter */
-
-static void dummy_send_packet(NetDriverState *nd, const uint8_t *buf, int size)
+static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
{
-}
+ int fd = (int)chr->opaque;
+ uint8_t b;
-static void dummy_add_read_packet(NetDriverState *nd,
- IOCanRWHandler *fd_can_read,
- IOReadHandler *fd_read, void *opaque)
-{
+ switch(cmd) {
+ case CHR_IOCTL_PP_READ_DATA:
+ if (ioctl(fd, PPRDATA, &b) < 0)
+ return -ENOTSUP;
+ *(uint8_t *)arg = b;
+ break;
+ case CHR_IOCTL_PP_WRITE_DATA:
+ b = *(uint8_t *)arg;
+ if (ioctl(fd, PPWDATA, &b) < 0)
+ return -ENOTSUP;
+ break;
+ case CHR_IOCTL_PP_READ_CONTROL:
+ if (ioctl(fd, PPRCONTROL, &b) < 0)
+ return -ENOTSUP;
+ *(uint8_t *)arg = b;
+ break;
+ case CHR_IOCTL_PP_WRITE_CONTROL:
+ b = *(uint8_t *)arg;
+ if (ioctl(fd, PPWCONTROL, &b) < 0)
+ return -ENOTSUP;
+ break;
+ case CHR_IOCTL_PP_READ_STATUS:
+ if (ioctl(fd, PPRSTATUS, &b) < 0)
+ return -ENOTSUP;
+ *(uint8_t *)arg = b;
+ break;
+ default:
+ return -ENOTSUP;
+ }
+ return 0;
}
-static int net_dummy_init(NetDriverState *nd)
+static CharDriverState *qemu_chr_open_pp(const char *filename)
{
- nd->send_packet = dummy_send_packet;
- nd->add_read_packet = dummy_add_read_packet;
- pstrcpy(nd->ifname, sizeof(nd->ifname), "dummy");
- return 0;
-}
+ CharDriverState *chr;
+ int fd;
-#if defined(CONFIG_SLIRP)
+ fd = open(filename, O_RDWR);
+ if (fd < 0)
+ return NULL;
-/* slirp network adapter */
+ if (ioctl(fd, PPCLAIM) < 0) {
+ close(fd);
+ return NULL;
+ }
-static void *slirp_fd_opaque;
-static IOCanRWHandler *slirp_fd_can_read;
-static IOReadHandler *slirp_fd_read;
-static int slirp_inited;
+ chr = qemu_mallocz(sizeof(CharDriverState));
+ if (!chr) {
+ close(fd);
+ return NULL;
+ }
+ chr->opaque = (void *)fd;
+ chr->chr_write = null_chr_write;
+ chr->chr_ioctl = pp_ioctl;
-int slirp_can_output(void)
-{
- return slirp_fd_can_read(slirp_fd_opaque);
+ qemu_chr_reset(chr);
+
+ return chr;
}
-void slirp_output(const uint8_t *pkt, int pkt_len)
+#else
+static CharDriverState *qemu_chr_open_pty(void)
{
-#if 0
- printf("output:\n");
- hex_dump(stdout, pkt, pkt_len);
+ return NULL;
+}
#endif
- slirp_fd_read(slirp_fd_opaque, pkt, pkt_len);
+
+#endif /* !defined(_WIN32) */
+
+#ifdef _WIN32
+typedef struct {
+ int max_size;
+ HANDLE hcom, hrecv, hsend;
+ OVERLAPPED orecv, osend;
+ BOOL fpipe;
+ DWORD len;
+} WinCharState;
+
+#define NSENDBUF 2048
+#define NRECVBUF 2048
+#define MAXCONNECT 1
+#define NTIMEOUT 5000
+
+static int win_chr_poll(void *opaque);
+static int win_chr_pipe_poll(void *opaque);
+
+static void win_chr_close(CharDriverState *chr)
+{
+ WinCharState *s = chr->opaque;
+
+ if (s->hsend) {
+ CloseHandle(s->hsend);
+ s->hsend = NULL;
+ }
+ if (s->hrecv) {
+ CloseHandle(s->hrecv);
+ s->hrecv = NULL;
+ }
+ if (s->hcom) {
+ CloseHandle(s->hcom);
+ s->hcom = NULL;
+ }
+ if (s->fpipe)
+ qemu_del_polling_cb(win_chr_pipe_poll, chr);
+ else
+ qemu_del_polling_cb(win_chr_poll, chr);
}
-static void slirp_send_packet(NetDriverState *nd, const uint8_t *buf, int size)
+static int win_chr_init(CharDriverState *chr, const char *filename)
{
-#if 0
- printf("input:\n");
- hex_dump(stdout, buf, size);
-#endif
- slirp_input(buf, size);
+ WinCharState *s = chr->opaque;
+ COMMCONFIG comcfg;
+ COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
+ COMSTAT comstat;
+ DWORD size;
+ DWORD err;
+
+ s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
+ if (!s->hsend) {
+ fprintf(stderr, "Failed CreateEvent\n");
+ goto fail;
+ }
+ s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
+ if (!s->hrecv) {
+ fprintf(stderr, "Failed CreateEvent\n");
+ goto fail;
+ }
+
+ s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL,
+ OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
+ if (s->hcom == INVALID_HANDLE_VALUE) {
+ fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
+ s->hcom = NULL;
+ goto fail;
+ }
+
+ if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
+ fprintf(stderr, "Failed SetupComm\n");
+ goto fail;
+ }
+
+ ZeroMemory(&comcfg, sizeof(COMMCONFIG));
+ size = sizeof(COMMCONFIG);
+ GetDefaultCommConfig(filename, &comcfg, &size);
+ comcfg.dcb.DCBlength = sizeof(DCB);
+ CommConfigDialog(filename, NULL, &comcfg);
+
+ if (!SetCommState(s->hcom, &comcfg.dcb)) {
+ fprintf(stderr, "Failed SetCommState\n");
+ goto fail;
+ }
+
+ if (!SetCommMask(s->hcom, EV_ERR)) {
+ fprintf(stderr, "Failed SetCommMask\n");
+ goto fail;
+ }
+
+ cto.ReadIntervalTimeout = MAXDWORD;
+ if (!SetCommTimeouts(s->hcom, &cto)) {
+ fprintf(stderr, "Failed SetCommTimeouts\n");
+ goto fail;
+ }
+
+ if (!ClearCommError(s->hcom, &err, &comstat)) {
+ fprintf(stderr, "Failed ClearCommError\n");
+ goto fail;
+ }
+ qemu_add_polling_cb(win_chr_poll, chr);
+ return 0;
+
+ fail:
+ win_chr_close(chr);
+ return -1;
+}
+
+static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1)
+{
+ WinCharState *s = chr->opaque;
+ DWORD len, ret, size, err;
+
+ len = len1;
+ ZeroMemory(&s->osend, sizeof(s->osend));
+ s->osend.hEvent = s->hsend;
+ while (len > 0) {
+ if (s->hsend)
+ ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
+ else
+ ret = WriteFile(s->hcom, buf, len, &size, NULL);
+ if (!ret) {
+ err = GetLastError();
+ if (err == ERROR_IO_PENDING) {
+ ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
+ if (ret) {
+ buf += size;
+ len -= size;
+ } else {
+ break;
+ }
+ } else {
+ break;
+ }
+ } else {
+ buf += size;
+ len -= size;
+ }
+ }
+ return len1 - len;
}
-static void slirp_add_read_packet(NetDriverState *nd,
- IOCanRWHandler *fd_can_read,
- IOReadHandler *fd_read, void *opaque)
+static int win_chr_read_poll(CharDriverState *chr)
{
- slirp_fd_opaque = opaque;
- slirp_fd_can_read = fd_can_read;
- slirp_fd_read = fd_read;
+ WinCharState *s = chr->opaque;
+
+ s->max_size = qemu_chr_can_read(chr);
+ return s->max_size;
}
-static int net_slirp_init(NetDriverState *nd)
+static void win_chr_readfile(CharDriverState *chr)
{
- if (!slirp_inited) {
- slirp_inited = 1;
- slirp_init();
+ WinCharState *s = chr->opaque;
+ int ret, err;
+ uint8_t buf[1024];
+ DWORD size;
+
+ ZeroMemory(&s->orecv, sizeof(s->orecv));
+ s->orecv.hEvent = s->hrecv;
+ ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
+ if (!ret) {
+ err = GetLastError();
+ if (err == ERROR_IO_PENDING) {
+ ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
+ }
+ }
+
+ if (size > 0) {
+ qemu_chr_read(chr, buf, size);
}
- nd->send_packet = slirp_send_packet;
- nd->add_read_packet = slirp_add_read_packet;
- pstrcpy(nd->ifname, sizeof(nd->ifname), "slirp");
- return 0;
}
-static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
+static void win_chr_read(CharDriverState *chr)
{
- const char *p, *p1;
- int len;
- p = *pp;
- p1 = strchr(p, sep);
- if (!p1)
- return -1;
- len = p1 - p;
- p1++;
- if (buf_size > 0) {
- if (len > buf_size - 1)
- len = buf_size - 1;
- memcpy(buf, p, len);
- buf[len] = '\0';
+ WinCharState *s = chr->opaque;
+
+ if (s->len > s->max_size)
+ s->len = s->max_size;
+ if (s->len == 0)
+ return;
+
+ win_chr_readfile(chr);
+}
+
+static int win_chr_poll(void *opaque)
+{
+ CharDriverState *chr = opaque;
+ WinCharState *s = chr->opaque;
+ COMSTAT status;
+ DWORD comerr;
+
+ ClearCommError(s->hcom, &comerr, &status);
+ if (status.cbInQue > 0) {
+ s->len = status.cbInQue;
+ win_chr_read_poll(chr);
+ win_chr_read(chr);
+ return 1;
}
- *pp = p1;
return 0;
}
-static void net_slirp_redir(const char *redir_str)
+static CharDriverState *qemu_chr_open_win(const char *filename)
{
- int is_udp;
- char buf[256], *r;
- const char *p;
- struct in_addr guest_addr;
- int host_port, guest_port;
+ CharDriverState *chr;
+ WinCharState *s;
- if (!slirp_inited) {
- slirp_inited = 1;
- slirp_init();
+ chr = qemu_mallocz(sizeof(CharDriverState));
+ if (!chr)
+ return NULL;
+ s = qemu_mallocz(sizeof(WinCharState));
+ if (!s) {
+ free(chr);
+ return NULL;
}
+ chr->opaque = s;
+ chr->chr_write = win_chr_write;
+ chr->chr_close = win_chr_close;
- p = redir_str;
- if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
- goto fail;
- if (!strcmp(buf, "tcp")) {
- is_udp = 0;
- } else if (!strcmp(buf, "udp")) {
- is_udp = 1;
- } else {
- goto fail;
+ if (win_chr_init(chr, filename) < 0) {
+ free(s);
+ free(chr);
+ return NULL;
}
+ qemu_chr_reset(chr);
+ return chr;
+}
- if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
- goto fail;
- host_port = strtol(buf, &r, 0);
- if (r == buf)
- goto fail;
+static int win_chr_pipe_poll(void *opaque)
+{
+ CharDriverState *chr = opaque;
+ WinCharState *s = chr->opaque;
+ DWORD size;
- if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
+ PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
+ if (size > 0) {
+ s->len = size;
+ win_chr_read_poll(chr);
+ win_chr_read(chr);
+ return 1;
+ }
+ return 0;
+}
+
+static int win_chr_pipe_init(CharDriverState *chr, const char *filename)
+{
+ WinCharState *s = chr->opaque;
+ OVERLAPPED ov;
+ int ret;
+ DWORD size;
+ char openname[256];
+
+ s->fpipe = TRUE;
+
+ s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
+ if (!s->hsend) {
+ fprintf(stderr, "Failed CreateEvent\n");
goto fail;
- if (buf[0] == '\0') {
- pstrcpy(buf, sizeof(buf), "10.0.2.15");
}
- if (!inet_aton(buf, &guest_addr))
+ s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
+ if (!s->hrecv) {
+ fprintf(stderr, "Failed CreateEvent\n");
goto fail;
+ }
- guest_port = strtol(p, &r, 0);
- if (r == p)
+ snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename);
+ s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
+ PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
+ PIPE_WAIT,
+ MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
+ if (s->hcom == INVALID_HANDLE_VALUE) {
+ fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
+ s->hcom = NULL;
goto fail;
-
- if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
- fprintf(stderr, "qemu: could not set up redirection\n");
- exit(1);
}
- return;
+
+ ZeroMemory(&ov, sizeof(ov));
+ ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
+ ret = ConnectNamedPipe(s->hcom, &ov);
+ if (ret) {
+ fprintf(stderr, "Failed ConnectNamedPipe\n");
+ goto fail;
+ }
+
+ ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
+ if (!ret) {
+ fprintf(stderr, "Failed GetOverlappedResult\n");
+ if (ov.hEvent) {
+ CloseHandle(ov.hEvent);
+ ov.hEvent = NULL;
+ }
+ goto fail;
+ }
+
+ if (ov.hEvent) {
+ CloseHandle(ov.hEvent);
+ ov.hEvent = NULL;
+ }
+ qemu_add_polling_cb(win_chr_pipe_poll, chr);
+ return 0;
+
fail:
- fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
- exit(1);
+ win_chr_close(chr);
+ return -1;
}
-
-#ifndef _WIN32
-char smb_dir[1024];
-static void smb_exit(void)
+static CharDriverState *qemu_chr_open_win_pipe(const char *filename)
{
- DIR *d;
- struct dirent *de;
- char filename[1024];
+ CharDriverState *chr;
+ WinCharState *s;
- /* erase all the files in the directory */
- d = opendir(smb_dir);
- for(;;) {
- de = readdir(d);
- if (!de)
- break;
- if (strcmp(de->d_name, ".") != 0 &&
- strcmp(de->d_name, "..") != 0) {
- snprintf(filename, sizeof(filename), "%s/%s",
- smb_dir, de->d_name);
- unlink(filename);
- }
+ chr = qemu_mallocz(sizeof(CharDriverState));
+ if (!chr)
+ return NULL;
+ s = qemu_mallocz(sizeof(WinCharState));
+ if (!s) {
+ free(chr);
+ return NULL;
}
- closedir(d);
- rmdir(smb_dir);
+ chr->opaque = s;
+ chr->chr_write = win_chr_write;
+ chr->chr_close = win_chr_close;
+
+ if (win_chr_pipe_init(chr, filename) < 0) {
+ free(s);
+ free(chr);
+ return NULL;
+ }
+ qemu_chr_reset(chr);
+ return chr;
}
-/* automatic user mode samba server configuration */
-void net_slirp_smb(const char *exported_dir)
+static CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
{
- char smb_conf[1024];
- char smb_cmdline[1024];
- FILE *f;
-
- if (!slirp_inited) {
- slirp_inited = 1;
- slirp_init();
- }
+ CharDriverState *chr;
+ WinCharState *s;
- /* XXX: better tmp dir construction */
- snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
- if (mkdir(smb_dir, 0700) < 0) {
- fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
- exit(1);
+ chr = qemu_mallocz(sizeof(CharDriverState));
+ if (!chr)
+ return NULL;
+ s = qemu_mallocz(sizeof(WinCharState));
+ if (!s) {
+ free(chr);
+ return NULL;
}
- snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
+ s->hcom = fd_out;
+ chr->opaque = s;
+ chr->chr_write = win_chr_write;
+ qemu_chr_reset(chr);
+ return chr;
+}
- f = fopen(smb_conf, "w");
- if (!f) {
- fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
- exit(1);
- }
- fprintf(f,
- "[global]\n"
- "pid directory=%s\n"
- "lock directory=%s\n"
- "log file=%s/log.smbd\n"
+static CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
+{
+ HANDLE fd_out;
+
+ fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
+ OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
+ if (fd_out == INVALID_HANDLE_VALUE)
+ return NULL;
+
+ return qemu_chr_open_win_file(fd_out);
+}
+#endif
+
+/***********************************************************/
+/* UDP Net console */
+
+typedef struct {
+ int fd;
+ struct sockaddr_in daddr;
+ char buf[1024];
+ int bufcnt;
+ int bufptr;
+ int max_size;
+} NetCharDriver;
+
+static int udp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
+{
+ NetCharDriver *s = chr->opaque;
+
+ return sendto(s->fd, buf, len, 0,
+ (struct sockaddr *)&s->daddr, sizeof(struct sockaddr_in));
+}
+
+static int udp_chr_read_poll(void *opaque)
+{
+ CharDriverState *chr = opaque;
+ NetCharDriver *s = chr->opaque;
+
+ s->max_size = qemu_chr_can_read(chr);
+
+ /* If there were any stray characters in the queue process them
+ * first
+ */
+ while (s->max_size > 0 && s->bufptr < s->bufcnt) {
+ qemu_chr_read(chr, &s->buf[s->bufptr], 1);
+ s->bufptr++;
+ s->max_size = qemu_chr_can_read(chr);
+ }
+ return s->max_size;
+}
+
+static void udp_chr_read(void *opaque)
+{
+ CharDriverState *chr = opaque;
+ NetCharDriver *s = chr->opaque;
+
+ if (s->max_size == 0)
+ return;
+ s->bufcnt = recv(s->fd, s->buf, sizeof(s->buf), 0);
+ s->bufptr = s->bufcnt;
+ if (s->bufcnt <= 0)
+ return;
+
+ s->bufptr = 0;
+ while (s->max_size > 0 && s->bufptr < s->bufcnt) {
+ qemu_chr_read(chr, &s->buf[s->bufptr], 1);
+ s->bufptr++;
+ s->max_size = qemu_chr_can_read(chr);
+ }
+}
+
+static void udp_chr_update_read_handler(CharDriverState *chr)
+{
+ NetCharDriver *s = chr->opaque;
+
+ if (s->fd >= 0) {
+ qemu_set_fd_handler2(s->fd, udp_chr_read_poll,
+ udp_chr_read, NULL, chr);
+ }
+}
+
+int parse_host_port(struct sockaddr_in *saddr, const char *str);
+#ifndef _WIN32
+static int parse_unix_path(struct sockaddr_un *uaddr, const char *str);
+#endif
+int parse_host_src_port(struct sockaddr_in *haddr,
+ struct sockaddr_in *saddr,
+ const char *str);
+
+static CharDriverState *qemu_chr_open_udp(const char *def)
+{
+ CharDriverState *chr = NULL;
+ NetCharDriver *s = NULL;
+ int fd = -1;
+ struct sockaddr_in saddr;
+
+ chr = qemu_mallocz(sizeof(CharDriverState));
+ if (!chr)
+ goto return_err;
+ s = qemu_mallocz(sizeof(NetCharDriver));
+ if (!s)
+ goto return_err;
+
+ fd = socket(PF_INET, SOCK_DGRAM, 0);
+ if (fd < 0) {
+ perror("socket(PF_INET, SOCK_DGRAM)");
+ goto return_err;
+ }
+
+ if (parse_host_src_port(&s->daddr, &saddr, def) < 0) {
+ printf("Could not parse: %s\n", def);
+ goto return_err;
+ }
+
+ if (bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)) < 0)
+ {
+ perror("bind");
+ goto return_err;
+ }
+
+ s->fd = fd;
+ s->bufcnt = 0;
+ s->bufptr = 0;
+ chr->opaque = s;
+ chr->chr_write = udp_chr_write;
+ chr->chr_update_read_handler = udp_chr_update_read_handler;
+ return chr;
+
+return_err:
+ if (chr)
+ free(chr);
+ if (s)
+ free(s);
+ if (fd >= 0)
+ closesocket(fd);
+ return NULL;
+}
+
+/***********************************************************/
+/* TCP Net console */
+
+typedef struct {
+ int fd, listen_fd;
+ int connected;
+ int max_size;
+ int do_telnetopt;
+ int do_nodelay;
+ int is_unix;
+} TCPCharDriver;
+
+static void tcp_chr_accept(void *opaque);
+
+static int tcp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
+{
+ TCPCharDriver *s = chr->opaque;
+ if (s->connected) {
+ return send_all(s->fd, buf, len);
+ } else {
+ /* XXX: indicate an error ? */
+ return len;
+ }
+}
+
+static int tcp_chr_read_poll(void *opaque)
+{
+ CharDriverState *chr = opaque;
+ TCPCharDriver *s = chr->opaque;
+ if (!s->connected)
+ return 0;
+ s->max_size = qemu_chr_can_read(chr);
+ return s->max_size;
+}
+
+#define IAC 255
+#define IAC_BREAK 243
+static void tcp_chr_process_IAC_bytes(CharDriverState *chr,
+ TCPCharDriver *s,
+ char *buf, int *size)
+{
+ /* Handle any telnet client's basic IAC options to satisfy char by
+ * char mode with no echo. All IAC options will be removed from
+ * the buf and the do_telnetopt variable will be used to track the
+ * state of the width of the IAC information.
+ *
+ * IAC commands come in sets of 3 bytes with the exception of the
+ * "IAC BREAK" command and the double IAC.
+ */
+
+ int i;
+ int j = 0;
+
+ for (i = 0; i < *size; i++) {
+ if (s->do_telnetopt > 1) {
+ if ((unsigned char)buf[i] == IAC && s->do_telnetopt == 2) {
+ /* Double IAC means send an IAC */
+ if (j != i)
+ buf[j] = buf[i];
+ j++;
+ s->do_telnetopt = 1;
+ } else {
+ if ((unsigned char)buf[i] == IAC_BREAK && s->do_telnetopt == 2) {
+ /* Handle IAC break commands by sending a serial break */
+ qemu_chr_event(chr, CHR_EVENT_BREAK);
+ s->do_telnetopt++;
+ }
+ s->do_telnetopt++;
+ }
+ if (s->do_telnetopt >= 4) {
+ s->do_telnetopt = 1;
+ }
+ } else {
+ if ((unsigned char)buf[i] == IAC) {
+ s->do_telnetopt = 2;
+ } else {
+ if (j != i)
+ buf[j] = buf[i];
+ j++;
+ }
+ }
+ }
+ *size = j;
+}
+
+static void tcp_chr_read(void *opaque)
+{
+ CharDriverState *chr = opaque;
+ TCPCharDriver *s = chr->opaque;
+ uint8_t buf[1024];
+ int len, size;
+
+ if (!s->connected || s->max_size <= 0)
+ return;
+ len = sizeof(buf);
+ if (len > s->max_size)
+ len = s->max_size;
+ size = recv(s->fd, buf, len, 0);
+ if (size == 0) {
+ /* connection closed */
+ s->connected = 0;
+ if (s->listen_fd >= 0) {
+ qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
+ }
+ qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
+ closesocket(s->fd);
+ s->fd = -1;
+ } else if (size > 0) {
+ if (s->do_telnetopt)
+ tcp_chr_process_IAC_bytes(chr, s, buf, &size);
+ if (size > 0)
+ qemu_chr_read(chr, buf, size);
+ }
+}
+
+static void tcp_chr_connect(void *opaque)
+{
+ CharDriverState *chr = opaque;
+ TCPCharDriver *s = chr->opaque;
+
+ s->connected = 1;
+ qemu_set_fd_handler2(s->fd, tcp_chr_read_poll,
+ tcp_chr_read, NULL, chr);
+ qemu_chr_reset(chr);
+}
+
+#define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
+static void tcp_chr_telnet_init(int fd)
+{
+ char buf[3];
+ /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
+ IACSET(buf, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
+ send(fd, (char *)buf, 3, 0);
+ IACSET(buf, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
+ send(fd, (char *)buf, 3, 0);
+ IACSET(buf, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
+ send(fd, (char *)buf, 3, 0);
+ IACSET(buf, 0xff, 0xfd, 0x00); /* IAC DO Binary */
+ send(fd, (char *)buf, 3, 0);
+}
+
+static void socket_set_nodelay(int fd)
+{
+ int val = 1;
+ setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *)&val, sizeof(val));
+}
+
+static void tcp_chr_accept(void *opaque)
+{
+ CharDriverState *chr = opaque;
+ TCPCharDriver *s = chr->opaque;
+ struct sockaddr_in saddr;
+#ifndef _WIN32
+ struct sockaddr_un uaddr;
+#endif
+ struct sockaddr *addr;
+ socklen_t len;
+ int fd;
+
+ for(;;) {
+#ifndef _WIN32
+ if (s->is_unix) {
+ len = sizeof(uaddr);
+ addr = (struct sockaddr *)&uaddr;
+ } else
+#endif
+ {
+ len = sizeof(saddr);
+ addr = (struct sockaddr *)&saddr;
+ }
+ fd = accept(s->listen_fd, addr, &len);
+ if (fd < 0 && errno != EINTR) {
+ return;
+ } else if (fd >= 0) {
+ if (s->do_telnetopt)
+ tcp_chr_telnet_init(fd);
+ break;
+ }
+ }
+ socket_set_nonblock(fd);
+ if (s->do_nodelay)
+ socket_set_nodelay(fd);
+ s->fd = fd;
+ qemu_set_fd_handler(s->listen_fd, NULL, NULL, NULL);
+ tcp_chr_connect(chr);
+}
+
+static void tcp_chr_close(CharDriverState *chr)
+{
+ TCPCharDriver *s = chr->opaque;
+ if (s->fd >= 0)
+ closesocket(s->fd);
+ if (s->listen_fd >= 0)
+ closesocket(s->listen_fd);
+ qemu_free(s);
+}
+
+static CharDriverState *qemu_chr_open_tcp(const char *host_str,
+ int is_telnet,
+ int is_unix)
+{
+ CharDriverState *chr = NULL;
+ TCPCharDriver *s = NULL;
+ int fd = -1, ret, err, val;
+ int is_listen = 0;
+ int is_waitconnect = 1;
+ int do_nodelay = 0;
+ const char *ptr;
+ struct sockaddr_in saddr;
+#ifndef _WIN32
+ struct sockaddr_un uaddr;
+#endif
+ struct sockaddr *addr;
+ socklen_t addrlen;
+
+#ifndef _WIN32
+ if (is_unix) {
+ addr = (struct sockaddr *)&uaddr;
+ addrlen = sizeof(uaddr);
+ if (parse_unix_path(&uaddr, host_str) < 0)
+ goto fail;
+ } else
+#endif
+ {
+ addr = (struct sockaddr *)&saddr;
+ addrlen = sizeof(saddr);
+ if (parse_host_port(&saddr, host_str) < 0)
+ goto fail;
+ }
+
+ ptr = host_str;
+ while((ptr = strchr(ptr,','))) {
+ ptr++;
+ if (!strncmp(ptr,"server",6)) {
+ is_listen = 1;
+ } else if (!strncmp(ptr,"nowait",6)) {
+ is_waitconnect = 0;
+ } else if (!strncmp(ptr,"nodelay",6)) {
+ do_nodelay = 1;
+ } else {
+ printf("Unknown option: %s\n", ptr);
+ goto fail;
+ }
+ }
+ if (!is_listen)
+ is_waitconnect = 0;
+
+ chr = qemu_mallocz(sizeof(CharDriverState));
+ if (!chr)
+ goto fail;
+ s = qemu_mallocz(sizeof(TCPCharDriver));
+ if (!s)
+ goto fail;
+
+#ifndef _WIN32
+ if (is_unix)
+ fd = socket(PF_UNIX, SOCK_STREAM, 0);
+ else
+#endif
+ fd = socket(PF_INET, SOCK_STREAM, 0);
+
+ if (fd < 0)
+ goto fail;
+
+ if (!is_waitconnect)
+ socket_set_nonblock(fd);
+
+ s->connected = 0;
+ s->fd = -1;
+ s->listen_fd = -1;
+ s->is_unix = is_unix;
+ s->do_nodelay = do_nodelay && !is_unix;
+
+ chr->opaque = s;
+ chr->chr_write = tcp_chr_write;
+ chr->chr_close = tcp_chr_close;
+
+ if (is_listen) {
+ /* allow fast reuse */
+#ifndef _WIN32
+ if (is_unix) {
+ char path[109];
+ strncpy(path, uaddr.sun_path, 108);
+ path[108] = 0;
+ unlink(path);
+ } else
+#endif
+ {
+ val = 1;
+ setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
+ }
+
+ ret = bind(fd, addr, addrlen);
+ if (ret < 0)
+ goto fail;
+
+ ret = listen(fd, 0);
+ if (ret < 0)
+ goto fail;
+
+ s->listen_fd = fd;
+ qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
+ if (is_telnet)
+ s->do_telnetopt = 1;
+ } else {
+ for(;;) {
+ ret = connect(fd, addr, addrlen);
+ if (ret < 0) {
+ err = socket_error();
+ if (err == EINTR || err == EWOULDBLOCK) {
+ } else if (err == EINPROGRESS) {
+ break;
+ } else {
+ goto fail;
+ }
+ } else {
+ s->connected = 1;
+ break;
+ }
+ }
+ s->fd = fd;
+ socket_set_nodelay(fd);
+ if (s->connected)
+ tcp_chr_connect(chr);
+ else
+ qemu_set_fd_handler(s->fd, NULL, tcp_chr_connect, chr);
+ }
+
+ if (is_listen && is_waitconnect) {
+ printf("QEMU waiting for connection on: %s\n", host_str);
+ tcp_chr_accept(chr);
+ socket_set_nonblock(s->listen_fd);
+ }
+
+ return chr;
+ fail:
+ if (fd >= 0)
+ closesocket(fd);
+ qemu_free(s);
+ qemu_free(chr);
+ return NULL;
+}
+
+CharDriverState *qemu_chr_open(const char *filename)
+{
+ const char *p;
+
+ if (!strcmp(filename, "vc")) {
+ return text_console_init(&display_state);
+ } else if (!strcmp(filename, "null")) {
+ return qemu_chr_open_null();
+ } else
+ if (strstart(filename, "tcp:", &p)) {
+ return qemu_chr_open_tcp(p, 0, 0);
+ } else
+ if (strstart(filename, "telnet:", &p)) {
+ return qemu_chr_open_tcp(p, 1, 0);
+ } else
+ if (strstart(filename, "udp:", &p)) {
+ return qemu_chr_open_udp(p);
+ } else
+#ifndef _WIN32
+ if (strstart(filename, "unix:", &p)) {
+ return qemu_chr_open_tcp(p, 0, 1);
+ } else if (strstart(filename, "file:", &p)) {
+ return qemu_chr_open_file_out(p);
+ } else if (strstart(filename, "pipe:", &p)) {
+ return qemu_chr_open_pipe(p);
+ } else if (!strcmp(filename, "pty")) {
+ return qemu_chr_open_pty();
+ } else if (!strcmp(filename, "stdio")) {
+ return qemu_chr_open_stdio();
+ } else
+#endif
+#if defined(__linux__)
+ if (strstart(filename, "/dev/parport", NULL)) {
+ return qemu_chr_open_pp(filename);
+ } else
+ if (strstart(filename, "/dev/", NULL)) {
+ return qemu_chr_open_tty(filename);
+ } else
+#endif
+#ifdef _WIN32
+ if (strstart(filename, "COM", NULL)) {
+ return qemu_chr_open_win(filename);
+ } else
+ if (strstart(filename, "pipe:", &p)) {
+ return qemu_chr_open_win_pipe(p);
+ } else
+ if (strstart(filename, "file:", &p)) {
+ return qemu_chr_open_win_file_out(p);
+ }
+#endif
+ {
+ return NULL;
+ }
+}
+
+void qemu_chr_close(CharDriverState *chr)
+{
+ if (chr->chr_close)
+ chr->chr_close(chr);
+}
+
+/***********************************************************/
+/* network device redirectors */
+
+void hex_dump(FILE *f, const uint8_t *buf, int size)
+{
+ int len, i, j, c;
+
+ for(i=0;i<size;i+=16) {
+ len = size - i;
+ if (len > 16)
+ len = 16;
+ fprintf(f, "%08x ", i);
+ for(j=0;j<16;j++) {
+ if (j < len)
+ fprintf(f, " %02x", buf[i+j]);
+ else
+ fprintf(f, " ");
+ }
+ fprintf(f, " ");
+ for(j=0;j<len;j++) {
+ c = buf[i+j];
+ if (c < ' ' || c > '~')
+ c = '.';
+ fprintf(f, "%c", c);
+ }
+ fprintf(f, "\n");
+ }
+}
+
+static int parse_macaddr(uint8_t *macaddr, const char *p)
+{
+ int i;
+ for(i = 0; i < 6; i++) {
+ macaddr[i] = strtol(p, (char **)&p, 16);
+ if (i == 5) {
+ if (*p != '\0')
+ return -1;
+ } else {
+ if (*p != ':')
+ return -1;
+ p++;
+ }
+ }
+ return 0;
+}
+
+static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
+{
+ const char *p, *p1;
+ int len;
+ p = *pp;
+ p1 = strchr(p, sep);
+ if (!p1)
+ return -1;
+ len = p1 - p;
+ p1++;
+ if (buf_size > 0) {
+ if (len > buf_size - 1)
+ len = buf_size - 1;
+ memcpy(buf, p, len);
+ buf[len] = '\0';
+ }
+ *pp = p1;
+ return 0;
+}
+
+int parse_host_src_port(struct sockaddr_in *haddr,
+ struct sockaddr_in *saddr,
+ const char *input_str)
+{
+ char *str = strdup(input_str);
+ char *host_str = str;
+ char *src_str;
+ char *ptr;
+
+ /*
+ * Chop off any extra arguments at the end of the string which
+ * would start with a comma, then fill in the src port information
+ * if it was provided else use the "any address" and "any port".
+ */
+ if ((ptr = strchr(str,',')))
+ *ptr = '\0';
+
+ if ((src_str = strchr(input_str,'@'))) {
+ *src_str = '\0';
+ src_str++;
+ }
+
+ if (parse_host_port(haddr, host_str) < 0)
+ goto fail;
+
+ if (!src_str || *src_str == '\0')
+ src_str = ":0";
+
+ if (parse_host_port(saddr, src_str) < 0)
+ goto fail;
+
+ free(str);
+ return(0);
+
+fail:
+ free(str);
+ return -1;
+}
+
+int parse_host_port(struct sockaddr_in *saddr, const char *str)
+{
+ char buf[512];
+ struct hostent *he;
+ const char *p, *r;
+ int port;
+
+ p = str;
+ if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
+ return -1;
+ saddr->sin_family = AF_INET;
+ if (buf[0] == '\0') {
+ saddr->sin_addr.s_addr = 0;
+ } else {
+ if (isdigit(buf[0])) {
+ if (!inet_aton(buf, &saddr->sin_addr))
+ return -1;
+ } else {
+ if ((he = gethostbyname(buf)) == NULL)
+ return - 1;
+ saddr->sin_addr = *(struct in_addr *)he->h_addr;
+ }
+ }
+ port = strtol(p, (char **)&r, 0);
+ if (r == p)
+ return -1;
+ saddr->sin_port = htons(port);
+ return 0;
+}
+
+#ifndef _WIN32
+static int parse_unix_path(struct sockaddr_un *uaddr, const char *str)
+{
+ const char *p;
+ int len;
+
+ len = MIN(108, strlen(str));
+ p = strchr(str, ',');
+ if (p)
+ len = MIN(len, p - str);
+
+ memset(uaddr, 0, sizeof(*uaddr));
+
+ uaddr->sun_family = AF_UNIX;
+ memcpy(uaddr->sun_path, str, len);
+
+ return 0;
+}
+#endif
+
+/* find or alloc a new VLAN */
+VLANState *qemu_find_vlan(int id)
+{
+ VLANState **pvlan, *vlan;
+ for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
+ if (vlan->id == id)
+ return vlan;
+ }
+ vlan = qemu_mallocz(sizeof(VLANState));
+ if (!vlan)
+ return NULL;
+ vlan->id = id;
+ vlan->next = NULL;
+ pvlan = &first_vlan;
+ while (*pvlan != NULL)
+ pvlan = &(*pvlan)->next;
+ *pvlan = vlan;
+ return vlan;
+}
+
+VLANClientState *qemu_new_vlan_client(VLANState *vlan,
+ IOReadHandler *fd_read,
+ IOCanRWHandler *fd_can_read,
+ void *opaque)
+{
+ VLANClientState *vc, **pvc;
+ vc = qemu_mallocz(sizeof(VLANClientState));
+ if (!vc)
+ return NULL;
+ vc->fd_read = fd_read;
+ vc->fd_can_read = fd_can_read;
+ vc->opaque = opaque;
+ vc->vlan = vlan;
+
+ vc->next = NULL;
+ pvc = &vlan->first_client;
+ while (*pvc != NULL)
+ pvc = &(*pvc)->next;
+ *pvc = vc;
+ return vc;
+}
+
+int qemu_can_send_packet(VLANClientState *vc1)
+{
+ VLANState *vlan = vc1->vlan;
+ VLANClientState *vc;
+
+ for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
+ if (vc != vc1) {
+ if (vc->fd_can_read && !vc->fd_can_read(vc->opaque))
+ return 0;
+ }
+ }
+ return 1;
+}
+
+void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
+{
+ VLANState *vlan = vc1->vlan;
+ VLANClientState *vc;
+
+#if 0
+ printf("vlan %d send:\n", vlan->id);
+ hex_dump(stdout, buf, size);
+#endif
+ for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
+ if (vc != vc1) {
+ vc->fd_read(vc->opaque, buf, size);
+ }
+ }
+}
+
+#if defined(CONFIG_SLIRP)
+
+/* slirp network adapter */
+
+static int slirp_inited;
+static VLANClientState *slirp_vc;
+
+int slirp_can_output(void)
+{
+ return !slirp_vc || qemu_can_send_packet(slirp_vc);
+}
+
+void slirp_output(const uint8_t *pkt, int pkt_len)
+{
+#if 0
+ printf("slirp output:\n");
+ hex_dump(stdout, pkt, pkt_len);
+#endif
+ if (!slirp_vc)
+ return;
+ qemu_send_packet(slirp_vc, pkt, pkt_len);
+}
+
+static void slirp_receive(void *opaque, const uint8_t *buf, int size)
+{
+#if 0
+ printf("slirp input:\n");
+ hex_dump(stdout, buf, size);
+#endif
+ slirp_input(buf, size);
+}
+
+static int net_slirp_init(VLANState *vlan)
+{
+ if (!slirp_inited) {
+ slirp_inited = 1;
+ slirp_init();
+ }
+ slirp_vc = qemu_new_vlan_client(vlan,
+ slirp_receive, NULL, NULL);
+ snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
+ return 0;
+}
+
+static void net_slirp_redir(const char *redir_str)
+{
+ int is_udp;
+ char buf[256], *r;
+ const char *p;
+ struct in_addr guest_addr;
+ int host_port, guest_port;
+
+ if (!slirp_inited) {
+ slirp_inited = 1;
+ slirp_init();
+ }
+
+ p = redir_str;
+ if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
+ goto fail;
+ if (!strcmp(buf, "tcp")) {
+ is_udp = 0;
+ } else if (!strcmp(buf, "udp")) {
+ is_udp = 1;
+ } else {
+ goto fail;
+ }
+
+ if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
+ goto fail;
+ host_port = strtol(buf, &r, 0);
+ if (r == buf)
+ goto fail;
+
+ if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
+ goto fail;
+ if (buf[0] == '\0') {
+ pstrcpy(buf, sizeof(buf), "10.0.2.15");
+ }
+ if (!inet_aton(buf, &guest_addr))
+ goto fail;
+
+ guest_port = strtol(p, &r, 0);
+ if (r == p)
+ goto fail;
+
+ if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
+ fprintf(stderr, "qemu: could not set up redirection\n");
+ exit(1);
+ }
+ return;
+ fail:
+ fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
+ exit(1);
+}
+
+#ifndef _WIN32
+
+char smb_dir[1024];
+
+static void smb_exit(void)
+{
+ DIR *d;
+ struct dirent *de;
+ char filename[1024];
+
+ /* erase all the files in the directory */
+ d = opendir(smb_dir);
+ for(;;) {
+ de = readdir(d);
+ if (!de)
+ break;
+ if (strcmp(de->d_name, ".") != 0 &&
+ strcmp(de->d_name, "..") != 0) {
+ snprintf(filename, sizeof(filename), "%s/%s",
+ smb_dir, de->d_name);
+ unlink(filename);
+ }
+ }
+ closedir(d);
+ rmdir(smb_dir);
+}
+
+/* automatic user mode samba server configuration */
+void net_slirp_smb(const char *exported_dir)
+{
+ char smb_conf[1024];
+ char smb_cmdline[1024];
+ FILE *f;
+
+ if (!slirp_inited) {
+ slirp_inited = 1;
+ slirp_init();
+ }
+
+ /* XXX: better tmp dir construction */
+ snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
+ if (mkdir(smb_dir, 0700) < 0) {
+ fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
+ exit(1);
+ }
+ snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
+
+ f = fopen(smb_conf, "w");
+ if (!f) {
+ fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
+ exit(1);
+ }
+ fprintf(f,
+ "[global]\n"
+ "private dir=%s\n"
+ "smb ports=0\n"
+ "socket address=127.0.0.1\n"
+ "pid directory=%s\n"
+ "lock directory=%s\n"
+ "log file=%s/log.smbd\n"
"smb passwd file=%s/smbpasswd\n"
"security = share\n"
"[qemu]\n"
smb_dir,
smb_dir,
smb_dir,
+ smb_dir,
exported_dir
);
fclose(f);
atexit(smb_exit);
- snprintf(smb_cmdline, sizeof(smb_cmdline), "/usr/sbin/smbd -s %s",
- smb_conf);
+ snprintf(smb_cmdline, sizeof(smb_cmdline), "%s -s %s",
+ SMBD_COMMAND, smb_conf);
+
+ slirp_add_exec(0, smb_cmdline, 4, 139);
+}
+
+#endif /* !defined(_WIN32) */
+
+#endif /* CONFIG_SLIRP */
+
+#if !defined(_WIN32)
+
+typedef struct TAPState {
+ VLANClientState *vc;
+ int fd;
+} TAPState;
+
+static void tap_receive(void *opaque, const uint8_t *buf, int size)
+{
+ TAPState *s = opaque;
+ int ret;
+ for(;;) {
+ ret = write(s->fd, buf, size);
+ if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
+ } else {
+ break;
+ }
+ }
+}
+
+static void tap_send(void *opaque)
+{
+ TAPState *s = opaque;
+ uint8_t buf[4096];
+ int size;
+
+#ifdef __sun__
+ struct strbuf sbuf;
+ int f = 0;
+ sbuf.maxlen = sizeof(buf);
+ sbuf.buf = buf;
+ size = getmsg(s->fd, NULL, &sbuf, &f) >=0 ? sbuf.len : -1;
+#else
+ size = read(s->fd, buf, sizeof(buf));
+#endif
+ if (size > 0) {
+ qemu_send_packet(s->vc, buf, size);
+ }
+}
+
+/* fd support */
+
+static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
+{
+ TAPState *s;
+
+ s = qemu_mallocz(sizeof(TAPState));
+ if (!s)
+ return NULL;
+ s->fd = fd;
+ s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
+ qemu_set_fd_handler(s->fd, tap_send, NULL, s);
+ snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
+ return s;
+}
+
+#ifdef _BSD
+static int tap_open(char *ifname, int ifname_size)
+{
+ int fd;
+ char *dev;
+ struct stat s;
+
+ fd = open("/dev/tap", O_RDWR);
+ if (fd < 0) {
+ fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
+ return -1;
+ }
+
+ fstat(fd, &s);
+ dev = devname(s.st_rdev, S_IFCHR);
+ pstrcpy(ifname, ifname_size, dev);
+
+ fcntl(fd, F_SETFL, O_NONBLOCK);
+ return fd;
+}
+#elif defined(__sun__)
+#define TUNNEWPPA (('T'<<16) | 0x0001)
+/*
+ * Allocate TAP device, returns opened fd.
+ * Stores dev name in the first arg(must be large enough).
+ */
+int tap_alloc(char *dev)
+{
+ int tap_fd, if_fd, ppa = -1;
+ static int ip_fd = 0;
+ char *ptr;
+
+ static int arp_fd = 0;
+ int ip_muxid, arp_muxid;
+ struct strioctl strioc_if, strioc_ppa;
+ int link_type = I_PLINK;;
+ struct lifreq ifr;
+ char actual_name[32] = "";
+
+ memset(&ifr, 0x0, sizeof(ifr));
+
+ if( *dev ){
+ ptr = dev;
+ while( *ptr && !isdigit((int)*ptr) ) ptr++;
+ ppa = atoi(ptr);
+ }
+
+ /* Check if IP device was opened */
+ if( ip_fd )
+ close(ip_fd);
+
+ if( (ip_fd = open("/dev/udp", O_RDWR, 0)) < 0){
+ syslog(LOG_ERR, "Can't open /dev/ip (actually /dev/udp)");
+ return -1;
+ }
+
+ if( (tap_fd = open("/dev/tap", O_RDWR, 0)) < 0){
+ syslog(LOG_ERR, "Can't open /dev/tap");
+ return -1;
+ }
+
+ /* Assign a new PPA and get its unit number. */
+ strioc_ppa.ic_cmd = TUNNEWPPA;
+ strioc_ppa.ic_timout = 0;
+ strioc_ppa.ic_len = sizeof(ppa);
+ strioc_ppa.ic_dp = (char *)&ppa;
+ if ((ppa = ioctl (tap_fd, I_STR, &strioc_ppa)) < 0)
+ syslog (LOG_ERR, "Can't assign new interface");
+
+ if( (if_fd = open("/dev/tap", O_RDWR, 0)) < 0){
+ syslog(LOG_ERR, "Can't open /dev/tap (2)");
+ return -1;
+ }
+ if(ioctl(if_fd, I_PUSH, "ip") < 0){
+ syslog(LOG_ERR, "Can't push IP module");
+ return -1;
+ }
+
+ if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0)
+ syslog(LOG_ERR, "Can't get flags\n");
+
+ snprintf (actual_name, 32, "tap%d", ppa);
+ strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
+
+ ifr.lifr_ppa = ppa;
+ /* Assign ppa according to the unit number returned by tun device */
+
+ if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0)
+ syslog (LOG_ERR, "Can't set PPA %d", ppa);
+ if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0)
+ syslog (LOG_ERR, "Can't get flags\n");
+ /* Push arp module to if_fd */
+ if (ioctl (if_fd, I_PUSH, "arp") < 0)
+ syslog (LOG_ERR, "Can't push ARP module (2)");
+
+ /* Push arp module to ip_fd */
+ if (ioctl (ip_fd, I_POP, NULL) < 0)
+ syslog (LOG_ERR, "I_POP failed\n");
+ if (ioctl (ip_fd, I_PUSH, "arp") < 0)
+ syslog (LOG_ERR, "Can't push ARP module (3)\n");
+ /* Open arp_fd */
+ if ((arp_fd = open ("/dev/tap", O_RDWR, 0)) < 0)
+ syslog (LOG_ERR, "Can't open %s\n", "/dev/tap");
+
+ /* Set ifname to arp */
+ strioc_if.ic_cmd = SIOCSLIFNAME;
+ strioc_if.ic_timout = 0;
+ strioc_if.ic_len = sizeof(ifr);
+ strioc_if.ic_dp = (char *)𝔦
+ if (ioctl(arp_fd, I_STR, &strioc_if) < 0){
+ syslog (LOG_ERR, "Can't set ifname to arp\n");
+ }
+
+ if((ip_muxid = ioctl(ip_fd, I_LINK, if_fd)) < 0){
+ syslog(LOG_ERR, "Can't link TAP device to IP");
+ return -1;
+ }
+
+ if ((arp_muxid = ioctl (ip_fd, link_type, arp_fd)) < 0)
+ syslog (LOG_ERR, "Can't link TAP device to ARP");
+
+ close (if_fd);
+
+ memset(&ifr, 0x0, sizeof(ifr));
+ strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
+ ifr.lifr_ip_muxid = ip_muxid;
+ ifr.lifr_arp_muxid = arp_muxid;
+
+ if (ioctl (ip_fd, SIOCSLIFMUXID, &ifr) < 0)
+ {
+ ioctl (ip_fd, I_PUNLINK , arp_muxid);
+ ioctl (ip_fd, I_PUNLINK, ip_muxid);
+ syslog (LOG_ERR, "Can't set multiplexor id");
+ }
+
+ sprintf(dev, "tap%d", ppa);
+ return tap_fd;
+}
+
+static int tap_open(char *ifname, int ifname_size)
+{
+ char dev[10]="";
+ int fd;
+ if( (fd = tap_alloc(dev)) < 0 ){
+ fprintf(stderr, "Cannot allocate TAP device\n");
+ return -1;
+ }
+ pstrcpy(ifname, ifname_size, dev);
+ fcntl(fd, F_SETFL, O_NONBLOCK);
+ return fd;
+}
+#else
+static int tap_open(char *ifname, int ifname_size)
+{
+ struct ifreq ifr;
+ int fd, ret;
+
+ fd = open("/dev/net/tun", O_RDWR);
+ if (fd < 0) {
+ fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
+ return -1;
+ }
+ memset(&ifr, 0, sizeof(ifr));
+ ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
+ if (ifname[0] != '\0')
+ pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
+ else
+ pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
+ ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
+ if (ret != 0) {
+ fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
+ close(fd);
+ return -1;
+ }
+ pstrcpy(ifname, ifname_size, ifr.ifr_name);
+ fcntl(fd, F_SETFL, O_NONBLOCK);
+ return fd;
+}
+#endif
+
+static int net_tap_init(VLANState *vlan, const char *ifname1,
+ const char *setup_script)
+{
+ TAPState *s;
+ int pid, status, fd;
+ char *args[3];
+ char **parg;
+ char ifname[128];
+
+ if (ifname1 != NULL)
+ pstrcpy(ifname, sizeof(ifname), ifname1);
+ else
+ ifname[0] = '\0';
+ fd = tap_open(ifname, sizeof(ifname));
+ if (fd < 0)
+ return -1;
+
+ if (!setup_script || !strcmp(setup_script, "no"))
+ setup_script = "";
+ if (setup_script[0] != '\0') {
+ /* try to launch network init script */
+ pid = fork();
+ if (pid >= 0) {
+ if (pid == 0) {
+ parg = args;
+ *parg++ = (char *)setup_script;
+ *parg++ = ifname;
+ *parg++ = NULL;
+ execv(setup_script, args);
+ _exit(1);
+ }
+ while (waitpid(pid, &status, 0) != pid);
+ if (!WIFEXITED(status) ||
+ WEXITSTATUS(status) != 0) {
+ fprintf(stderr, "%s: could not launch network script\n",
+ setup_script);
+ return -1;
+ }
+ }
+ }
+ s = net_tap_fd_init(vlan, fd);
+ if (!s)
+ return -1;
+ snprintf(s->vc->info_str, sizeof(s->vc->info_str),
+ "tap: ifname=%s setup_script=%s", ifname, setup_script);
+ return 0;
+}
+
+#endif /* !_WIN32 */
+
+/* network connection */
+typedef struct NetSocketState {
+ VLANClientState *vc;
+ int fd;
+ int state; /* 0 = getting length, 1 = getting data */
+ int index;
+ int packet_len;
+ uint8_t buf[4096];
+ struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
+} NetSocketState;
+
+typedef struct NetSocketListenState {
+ VLANState *vlan;
+ int fd;
+} NetSocketListenState;
+
+/* XXX: we consider we can send the whole packet without blocking */
+static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
+{
+ NetSocketState *s = opaque;
+ uint32_t len;
+ len = htonl(size);
+
+ send_all(s->fd, (const uint8_t *)&len, sizeof(len));
+ send_all(s->fd, buf, size);
+}
+
+static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
+{
+ NetSocketState *s = opaque;
+ sendto(s->fd, buf, size, 0,
+ (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
+}
+
+static void net_socket_send(void *opaque)
+{
+ NetSocketState *s = opaque;
+ int l, size, err;
+ uint8_t buf1[4096];
+ const uint8_t *buf;
+
+ size = recv(s->fd, buf1, sizeof(buf1), 0);
+ if (size < 0) {
+ err = socket_error();
+ if (err != EWOULDBLOCK)
+ goto eoc;
+ } else if (size == 0) {
+ /* end of connection */
+ eoc:
+ qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
+ closesocket(s->fd);
+ return;
+ }
+ buf = buf1;
+ while (size > 0) {
+ /* reassemble a packet from the network */
+ switch(s->state) {
+ case 0:
+ l = 4 - s->index;
+ if (l > size)
+ l = size;
+ memcpy(s->buf + s->index, buf, l);
+ buf += l;
+ size -= l;
+ s->index += l;
+ if (s->index == 4) {
+ /* got length */
+ s->packet_len = ntohl(*(uint32_t *)s->buf);
+ s->index = 0;
+ s->state = 1;
+ }
+ break;
+ case 1:
+ l = s->packet_len - s->index;
+ if (l > size)
+ l = size;
+ memcpy(s->buf + s->index, buf, l);
+ s->index += l;
+ buf += l;
+ size -= l;
+ if (s->index >= s->packet_len) {
+ qemu_send_packet(s->vc, s->buf, s->packet_len);
+ s->index = 0;
+ s->state = 0;
+ }
+ break;
+ }
+ }
+}
+
+static void net_socket_send_dgram(void *opaque)
+{
+ NetSocketState *s = opaque;
+ int size;
+
+ size = recv(s->fd, s->buf, sizeof(s->buf), 0);
+ if (size < 0)
+ return;
+ if (size == 0) {
+ /* end of connection */
+ qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
+ return;
+ }
+ qemu_send_packet(s->vc, s->buf, size);
+}
+
+static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
+{
+ struct ip_mreq imr;
+ int fd;
+ int val, ret;
+ if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
+ fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
+ inet_ntoa(mcastaddr->sin_addr),
+ (int)ntohl(mcastaddr->sin_addr.s_addr));
+ return -1;
+
+ }
+ fd = socket(PF_INET, SOCK_DGRAM, 0);
+ if (fd < 0) {
+ perror("socket(PF_INET, SOCK_DGRAM)");
+ return -1;
+ }
+
+ val = 1;
+ ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
+ (const char *)&val, sizeof(val));
+ if (ret < 0) {
+ perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
+ goto fail;
+ }
+
+ ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
+ if (ret < 0) {
+ perror("bind");
+ goto fail;
+ }
+
+ /* Add host to multicast group */
+ imr.imr_multiaddr = mcastaddr->sin_addr;
+ imr.imr_interface.s_addr = htonl(INADDR_ANY);
+
+ ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
+ (const char *)&imr, sizeof(struct ip_mreq));
+ if (ret < 0) {
+ perror("setsockopt(IP_ADD_MEMBERSHIP)");
+ goto fail;
+ }
+
+ /* Force mcast msgs to loopback (eg. several QEMUs in same host */
+ val = 1;
+ ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
+ (const char *)&val, sizeof(val));
+ if (ret < 0) {
+ perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
+ goto fail;
+ }
+
+ socket_set_nonblock(fd);
+ return fd;
+fail:
+ if (fd >= 0)
+ closesocket(fd);
+ return -1;
+}
+
+static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
+ int is_connected)
+{
+ struct sockaddr_in saddr;
+ int newfd;
+ socklen_t saddr_len;
+ NetSocketState *s;
+
+ /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
+ * Because this may be "shared" socket from a "master" process, datagrams would be recv()
+ * by ONLY ONE process: we must "clone" this dgram socket --jjo
+ */
+
+ if (is_connected) {
+ if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
+ /* must be bound */
+ if (saddr.sin_addr.s_addr==0) {
+ fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
+ fd);
+ return NULL;
+ }
+ /* clone dgram socket */
+ newfd = net_socket_mcast_create(&saddr);
+ if (newfd < 0) {
+ /* error already reported by net_socket_mcast_create() */
+ close(fd);
+ return NULL;
+ }
+ /* clone newfd to fd, close newfd */
+ dup2(newfd, fd);
+ close(newfd);
+
+ } else {
+ fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
+ fd, strerror(errno));
+ return NULL;
+ }
+ }
+
+ s = qemu_mallocz(sizeof(NetSocketState));
+ if (!s)
+ return NULL;
+ s->fd = fd;
+
+ s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
+ qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
+
+ /* mcast: save bound address as dst */
+ if (is_connected) s->dgram_dst=saddr;
+
+ snprintf(s->vc->info_str, sizeof(s->vc->info_str),
+ "socket: fd=%d (%s mcast=%s:%d)",
+ fd, is_connected? "cloned" : "",
+ inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
+ return s;
+}
+
+static void net_socket_connect(void *opaque)
+{
+ NetSocketState *s = opaque;
+ qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
+}
+
+static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
+ int is_connected)
+{
+ NetSocketState *s;
+ s = qemu_mallocz(sizeof(NetSocketState));
+ if (!s)
+ return NULL;
+ s->fd = fd;
+ s->vc = qemu_new_vlan_client(vlan,
+ net_socket_receive, NULL, s);
+ snprintf(s->vc->info_str, sizeof(s->vc->info_str),
+ "socket: fd=%d", fd);
+ if (is_connected) {
+ net_socket_connect(s);
+ } else {
+ qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
+ }
+ return s;
+}
+
+static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
+ int is_connected)
+{
+ int so_type=-1, optlen=sizeof(so_type);
+
+ if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
+ fprintf(stderr, "qemu: error: setsockopt(SO_TYPE) for fd=%d failed\n", fd);
+ return NULL;
+ }
+ switch(so_type) {
+ case SOCK_DGRAM:
+ return net_socket_fd_init_dgram(vlan, fd, is_connected);
+ case SOCK_STREAM:
+ return net_socket_fd_init_stream(vlan, fd, is_connected);
+ default:
+ /* who knows ... this could be a eg. a pty, do warn and continue as stream */
+ fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
+ return net_socket_fd_init_stream(vlan, fd, is_connected);
+ }
+ return NULL;
+}
+
+static void net_socket_accept(void *opaque)
+{
+ NetSocketListenState *s = opaque;
+ NetSocketState *s1;
+ struct sockaddr_in saddr;
+ socklen_t len;
+ int fd;
+
+ for(;;) {
+ len = sizeof(saddr);
+ fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
+ if (fd < 0 && errno != EINTR) {
+ return;
+ } else if (fd >= 0) {
+ break;
+ }
+ }
+ s1 = net_socket_fd_init(s->vlan, fd, 1);
+ if (!s1) {
+ closesocket(fd);
+ } else {
+ snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
+ "socket: connection from %s:%d",
+ inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
+ }
+}
+
+static int net_socket_listen_init(VLANState *vlan, const char *host_str)
+{
+ NetSocketListenState *s;
+ int fd, val, ret;
+ struct sockaddr_in saddr;
+
+ if (parse_host_port(&saddr, host_str) < 0)
+ return -1;
+
+ s = qemu_mallocz(sizeof(NetSocketListenState));
+ if (!s)
+ return -1;
+
+ fd = socket(PF_INET, SOCK_STREAM, 0);
+ if (fd < 0) {
+ perror("socket");
+ return -1;
+ }
+ socket_set_nonblock(fd);
+
+ /* allow fast reuse */
+ val = 1;
+ setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
+
+ ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
+ if (ret < 0) {
+ perror("bind");
+ return -1;
+ }
+ ret = listen(fd, 0);
+ if (ret < 0) {
+ perror("listen");
+ return -1;
+ }
+ s->vlan = vlan;
+ s->fd = fd;
+ qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
+ return 0;
+}
+
+static int net_socket_connect_init(VLANState *vlan, const char *host_str)
+{
+ NetSocketState *s;
+ int fd, connected, ret, err;
+ struct sockaddr_in saddr;
+
+ if (parse_host_port(&saddr, host_str) < 0)
+ return -1;
+
+ fd = socket(PF_INET, SOCK_STREAM, 0);
+ if (fd < 0) {
+ perror("socket");
+ return -1;
+ }
+ socket_set_nonblock(fd);
+
+ connected = 0;
+ for(;;) {
+ ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
+ if (ret < 0) {
+ err = socket_error();
+ if (err == EINTR || err == EWOULDBLOCK) {
+ } else if (err == EINPROGRESS) {
+ break;
+ } else {
+ perror("connect");
+ closesocket(fd);
+ return -1;
+ }
+ } else {
+ connected = 1;
+ break;
+ }
+ }
+ s = net_socket_fd_init(vlan, fd, connected);
+ if (!s)
+ return -1;
+ snprintf(s->vc->info_str, sizeof(s->vc->info_str),
+ "socket: connect to %s:%d",
+ inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
+ return 0;
+}
+
+static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
+{
+ NetSocketState *s;
+ int fd;
+ struct sockaddr_in saddr;
+
+ if (parse_host_port(&saddr, host_str) < 0)
+ return -1;
+
+
+ fd = net_socket_mcast_create(&saddr);
+ if (fd < 0)
+ return -1;
+
+ s = net_socket_fd_init(vlan, fd, 0);
+ if (!s)
+ return -1;
+
+ s->dgram_dst = saddr;
+
+ snprintf(s->vc->info_str, sizeof(s->vc->info_str),
+ "socket: mcast=%s:%d",
+ inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
+ return 0;
+
+}
+
+static int get_param_value(char *buf, int buf_size,
+ const char *tag, const char *str)
+{
+ const char *p;
+ char *q;
+ char option[128];
+
+ p = str;
+ for(;;) {
+ q = option;
+ while (*p != '\0' && *p != '=') {
+ if ((q - option) < sizeof(option) - 1)
+ *q++ = *p;
+ p++;
+ }
+ *q = '\0';
+ if (*p != '=')
+ break;
+ p++;
+ if (!strcmp(tag, option)) {
+ q = buf;
+ while (*p != '\0' && *p != ',') {
+ if ((q - buf) < buf_size - 1)
+ *q++ = *p;
+ p++;
+ }
+ *q = '\0';
+ return q - buf;
+ } else {
+ while (*p != '\0' && *p != ',') {
+ p++;
+ }
+ }
+ if (*p != ',')
+ break;
+ p++;
+ }
+ return 0;
+}
+
+static int net_client_init(const char *str)
+{
+ const char *p;
+ char *q;
+ char device[64];
+ char buf[1024];
+ int vlan_id, ret;
+ VLANState *vlan;
+
+ p = str;
+ q = device;
+ while (*p != '\0' && *p != ',') {
+ if ((q - device) < sizeof(device) - 1)
+ *q++ = *p;
+ p++;
+ }
+ *q = '\0';
+ if (*p == ',')
+ p++;
+ vlan_id = 0;
+ if (get_param_value(buf, sizeof(buf), "vlan", p)) {
+ vlan_id = strtol(buf, NULL, 0);
+ }
+ vlan = qemu_find_vlan(vlan_id);
+ if (!vlan) {
+ fprintf(stderr, "Could not create vlan %d\n", vlan_id);
+ return -1;
+ }
+ if (!strcmp(device, "nic")) {
+ NICInfo *nd;
+ uint8_t *macaddr;
+
+ if (nb_nics >= MAX_NICS) {
+ fprintf(stderr, "Too Many NICs\n");
+ return -1;
+ }
+ nd = &nd_table[nb_nics];
+ macaddr = nd->macaddr;
+ macaddr[0] = 0x52;
+ macaddr[1] = 0x54;
+ macaddr[2] = 0x00;
+ macaddr[3] = 0x12;
+ macaddr[4] = 0x34;
+ macaddr[5] = 0x56 + nb_nics;
+
+ if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
+ if (parse_macaddr(macaddr, buf) < 0) {
+ fprintf(stderr, "invalid syntax for ethernet address\n");
+ return -1;
+ }
+ }
+ if (get_param_value(buf, sizeof(buf), "model", p)) {
+ nd->model = strdup(buf);
+ }
+ nd->vlan = vlan;
+ nb_nics++;
+ ret = 0;
+ } else
+ if (!strcmp(device, "none")) {
+ /* does nothing. It is needed to signal that no network cards
+ are wanted */
+ ret = 0;
+ } else
+#ifdef CONFIG_SLIRP
+ if (!strcmp(device, "user")) {
+ if (get_param_value(buf, sizeof(buf), "hostname", p)) {
+ pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
+ }
+ ret = net_slirp_init(vlan);
+ } else
+#endif
+#ifdef _WIN32
+ if (!strcmp(device, "tap")) {
+ char ifname[64];
+ if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
+ fprintf(stderr, "tap: no interface name\n");
+ return -1;
+ }
+ ret = tap_win32_init(vlan, ifname);
+ } else
+#else
+ if (!strcmp(device, "tap")) {
+ char ifname[64];
+ char setup_script[1024];
+ int fd;
+ if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
+ fd = strtol(buf, NULL, 0);
+ ret = -1;
+ if (net_tap_fd_init(vlan, fd))
+ ret = 0;
+ } else {
+ if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
+ ifname[0] = '\0';
+ }
+ if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
+ pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
+ }
+ ret = net_tap_init(vlan, ifname, setup_script);
+ }
+ } else
+#endif
+ if (!strcmp(device, "socket")) {
+ if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
+ int fd;
+ fd = strtol(buf, NULL, 0);
+ ret = -1;
+ if (net_socket_fd_init(vlan, fd, 1))
+ ret = 0;
+ } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
+ ret = net_socket_listen_init(vlan, buf);
+ } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
+ ret = net_socket_connect_init(vlan, buf);
+ } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
+ ret = net_socket_mcast_init(vlan, buf);
+ } else {
+ fprintf(stderr, "Unknown socket options: %s\n", p);
+ return -1;
+ }
+ } else
+ {
+ fprintf(stderr, "Unknown network device: %s\n", device);
+ return -1;
+ }
+ if (ret < 0) {
+ fprintf(stderr, "Could not initialize device '%s'\n", device);
+ }
- slirp_add_exec(0, smb_cmdline, 4, 139);
+ return ret;
}
-#endif /* !defined(_WIN32) */
+void do_info_network(void)
+{
+ VLANState *vlan;
+ VLANClientState *vc;
-#endif /* CONFIG_SLIRP */
+ for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
+ term_printf("VLAN %d devices:\n", vlan->id);
+ for(vc = vlan->first_client; vc != NULL; vc = vc->next)
+ term_printf(" %s\n", vc->info_str);
+ }
+}
-#if !defined(_WIN32)
-#ifdef _BSD
-static int tun_open(char *ifname, int ifname_size)
+/***********************************************************/
+/* USB devices */
+
+static USBPort *used_usb_ports;
+static USBPort *free_usb_ports;
+
+/* ??? Maybe change this to register a hub to keep track of the topology. */
+void qemu_register_usb_port(USBPort *port, void *opaque, int index,
+ usb_attachfn attach)
{
- int fd;
- char *dev;
- struct stat s;
+ port->opaque = opaque;
+ port->index = index;
+ port->attach = attach;
+ port->next = free_usb_ports;
+ free_usb_ports = port;
+}
- fd = open("/dev/tap", O_RDWR);
- if (fd < 0) {
- fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
+static int usb_device_add(const char *devname)
+{
+ const char *p;
+ USBDevice *dev;
+ USBPort *port;
+
+ if (!free_usb_ports)
+ return -1;
+
+ if (strstart(devname, "host:", &p)) {
+ dev = usb_host_device_open(p);
+ } else if (!strcmp(devname, "mouse")) {
+ dev = usb_mouse_init();
+ } else if (!strcmp(devname, "tablet")) {
+ dev = usb_tablet_init();
+ } else if (strstart(devname, "disk:", &p)) {
+ dev = usb_msd_init(p);
+ } else {
return -1;
}
+ if (!dev)
+ return -1;
- fstat(fd, &s);
- dev = devname(s.st_rdev, S_IFCHR);
- pstrcpy(ifname, ifname_size, dev);
+ /* Find a USB port to add the device to. */
+ port = free_usb_ports;
+ if (!port->next) {
+ USBDevice *hub;
- fcntl(fd, F_SETFL, O_NONBLOCK);
- return fd;
+ /* Create a new hub and chain it on. */
+ free_usb_ports = NULL;
+ port->next = used_usb_ports;
+ used_usb_ports = port;
+
+ hub = usb_hub_init(VM_USB_HUB_SIZE);
+ usb_attach(port, hub);
+ port = free_usb_ports;
+ }
+
+ free_usb_ports = port->next;
+ port->next = used_usb_ports;
+ used_usb_ports = port;
+ usb_attach(port, dev);
+ return 0;
}
-#else
-static int tun_open(char *ifname, int ifname_size)
+
+static int usb_device_del(const char *devname)
{
- struct ifreq ifr;
- int fd, ret;
-
- fd = open("/dev/net/tun", O_RDWR);
- if (fd < 0) {
- fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
+ USBPort *port;
+ USBPort **lastp;
+ USBDevice *dev;
+ int bus_num, addr;
+ const char *p;
+
+ if (!used_usb_ports)
return -1;
- }
- memset(&ifr, 0, sizeof(ifr));
- ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
- pstrcpy(ifr.ifr_name, IFNAMSIZ, "tun%d");
- ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
- if (ret != 0) {
- fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
- close(fd);
+
+ p = strchr(devname, '.');
+ if (!p)
+ return -1;
+ bus_num = strtoul(devname, NULL, 0);
+ addr = strtoul(p + 1, NULL, 0);
+ if (bus_num != 0)
return -1;
+
+ lastp = &used_usb_ports;
+ port = used_usb_ports;
+ while (port && port->dev->addr != addr) {
+ lastp = &port->next;
+ port = port->next;
}
- printf("Connected to host network interface: %s\n", ifr.ifr_name);
- pstrcpy(ifname, ifname_size, ifr.ifr_name);
- fcntl(fd, F_SETFL, O_NONBLOCK);
- return fd;
+
+ if (!port)
+ return -1;
+
+ dev = port->dev;
+ *lastp = port->next;
+ usb_attach(port, NULL);
+ dev->handle_destroy(dev);
+ port->next = free_usb_ports;
+ free_usb_ports = port;
+ return 0;
}
-#endif
-static void tun_send_packet(NetDriverState *nd, const uint8_t *buf, int size)
+void do_usb_add(const char *devname)
{
- write(nd->fd, buf, size);
+ int ret;
+ ret = usb_device_add(devname);
+ if (ret < 0)
+ term_printf("Could not add USB device '%s'\n", devname);
}
-static void tun_add_read_packet(NetDriverState *nd,
- IOCanRWHandler *fd_can_read,
- IOReadHandler *fd_read, void *opaque)
+void do_usb_del(const char *devname)
{
- qemu_add_fd_read_handler(nd->fd, fd_can_read, fd_read, opaque);
+ int ret;
+ ret = usb_device_del(devname);
+ if (ret < 0)
+ term_printf("Could not remove USB device '%s'\n", devname);
}
-static int net_tun_init(NetDriverState *nd)
+void usb_info(void)
{
- int pid, status;
- char *args[3];
- char **parg;
+ USBDevice *dev;
+ USBPort *port;
+ const char *speed_str;
- nd->fd = tun_open(nd->ifname, sizeof(nd->ifname));
- if (nd->fd < 0)
- return -1;
+ if (!usb_enabled) {
+ term_printf("USB support not enabled\n");
+ return;
+ }
- /* try to launch network init script */
- pid = fork();
- if (pid >= 0) {
- if (pid == 0) {
- parg = args;
- *parg++ = network_script;
- *parg++ = nd->ifname;
- *parg++ = NULL;
- execv(network_script, args);
- exit(1);
- }
- while (waitpid(pid, &status, 0) != pid);
- if (!WIFEXITED(status) ||
- WEXITSTATUS(status) != 0) {
- fprintf(stderr, "%s: could not launch network script\n",
- network_script);
+ for (port = used_usb_ports; port; port = port->next) {
+ dev = port->dev;
+ if (!dev)
+ continue;
+ switch(dev->speed) {
+ case USB_SPEED_LOW:
+ speed_str = "1.5";
+ break;
+ case USB_SPEED_FULL:
+ speed_str = "12";
+ break;
+ case USB_SPEED_HIGH:
+ speed_str = "480";
+ break;
+ default:
+ speed_str = "?";
+ break;
}
+ term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
+ 0, dev->addr, speed_str, dev->devname);
}
- nd->send_packet = tun_send_packet;
- nd->add_read_packet = tun_add_read_packet;
- return 0;
}
-static int net_fd_init(NetDriverState *nd, int fd)
+/***********************************************************/
+/* pid file */
+
+static char *pid_filename;
+
+/* Remove PID file. Called on normal exit */
+
+static void remove_pidfile(void)
{
- nd->fd = fd;
- nd->send_packet = tun_send_packet;
- nd->add_read_packet = tun_add_read_packet;
- pstrcpy(nd->ifname, sizeof(nd->ifname), "tunfd");
- return 0;
+ unlink (pid_filename);
}
-#endif /* !_WIN32 */
+static void create_pidfile(const char *filename)
+{
+ struct stat pidstat;
+ FILE *f;
+
+ /* Try to write our PID to the named file */
+ if (stat(filename, &pidstat) < 0) {
+ if (errno == ENOENT) {
+ if ((f = fopen (filename, "w")) == NULL) {
+ perror("Opening pidfile");
+ exit(1);
+ }
+ fprintf(f, "%d\n", getpid());
+ fclose(f);
+ pid_filename = qemu_strdup(filename);
+ if (!pid_filename) {
+ fprintf(stderr, "Could not save PID filename");
+ exit(1);
+ }
+ atexit(remove_pidfile);
+ }
+ } else {
+ fprintf(stderr, "%s already exists. Remove it and try again.\n",
+ filename);
+ exit(1);
+ }
+}
/***********************************************************/
/* dumb display */
static void dumb_refresh(DisplayState *ds)
{
- vga_update_display();
+ vga_hw_update();
}
void dumb_display_init(DisplayState *ds)
ds->dpy_refresh = dumb_refresh;
}
-#if !defined(CONFIG_SOFTMMU)
-/***********************************************************/
-/* cpu signal handler */
-static void host_segv_handler(int host_signum, siginfo_t *info,
- void *puc)
-{
- if (cpu_signal_handler(host_signum, info, puc))
- return;
- if (stdio_nb_clients > 0)
- term_exit();
- abort();
-}
-#endif
-
/***********************************************************/
/* I/O handling */
typedef struct IOHandlerRecord {
int fd;
- IOCanRWHandler *fd_can_read;
- IOReadHandler *fd_read;
+ IOCanRWHandler *fd_read_poll;
+ IOHandler *fd_read;
+ IOHandler *fd_write;
void *opaque;
/* temporary data */
struct pollfd *ufd;
- int max_size;
struct IOHandlerRecord *next;
} IOHandlerRecord;
static IOHandlerRecord *first_io_handler;
-int qemu_add_fd_read_handler(int fd, IOCanRWHandler *fd_can_read,
- IOReadHandler *fd_read, void *opaque)
+/* XXX: fd_read_poll should be suppressed, but an API change is
+ necessary in the character devices to suppress fd_can_read(). */
+int qemu_set_fd_handler2(int fd,
+ IOCanRWHandler *fd_read_poll,
+ IOHandler *fd_read,
+ IOHandler *fd_write,
+ void *opaque)
{
- IOHandlerRecord *ioh;
+ IOHandlerRecord **pioh, *ioh;
- ioh = qemu_mallocz(sizeof(IOHandlerRecord));
- if (!ioh)
- return -1;
- ioh->fd = fd;
- ioh->fd_can_read = fd_can_read;
- ioh->fd_read = fd_read;
- ioh->opaque = opaque;
- ioh->next = first_io_handler;
- first_io_handler = ioh;
+ if (!fd_read && !fd_write) {
+ pioh = &first_io_handler;
+ for(;;) {
+ ioh = *pioh;
+ if (ioh == NULL)
+ break;
+ if (ioh->fd == fd) {
+ *pioh = ioh->next;
+ qemu_free(ioh);
+ break;
+ }
+ pioh = &ioh->next;
+ }
+ } else {
+ for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
+ if (ioh->fd == fd)
+ goto found;
+ }
+ ioh = qemu_mallocz(sizeof(IOHandlerRecord));
+ if (!ioh)
+ return -1;
+ ioh->next = first_io_handler;
+ first_io_handler = ioh;
+ found:
+ ioh->fd = fd;
+ ioh->fd_read_poll = fd_read_poll;
+ ioh->fd_read = fd_read;
+ ioh->fd_write = fd_write;
+ ioh->opaque = opaque;
+ }
return 0;
}
-void qemu_del_fd_read_handler(int fd)
+int qemu_set_fd_handler(int fd,
+ IOHandler *fd_read,
+ IOHandler *fd_write,
+ void *opaque)
{
- IOHandlerRecord **pioh, *ioh;
+ return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
+}
- pioh = &first_io_handler;
- for(;;) {
- ioh = *pioh;
- if (ioh == NULL)
- break;
- if (ioh->fd == fd) {
- *pioh = ioh->next;
+/***********************************************************/
+/* Polling handling */
+
+typedef struct PollingEntry {
+ PollingFunc *func;
+ void *opaque;
+ struct PollingEntry *next;
+} PollingEntry;
+
+static PollingEntry *first_polling_entry;
+
+int qemu_add_polling_cb(PollingFunc *func, void *opaque)
+{
+ PollingEntry **ppe, *pe;
+ pe = qemu_mallocz(sizeof(PollingEntry));
+ if (!pe)
+ return -1;
+ pe->func = func;
+ pe->opaque = opaque;
+ for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
+ *ppe = pe;
+ return 0;
+}
+
+void qemu_del_polling_cb(PollingFunc *func, void *opaque)
+{
+ PollingEntry **ppe, *pe;
+ for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
+ pe = *ppe;
+ if (pe->func == func && pe->opaque == opaque) {
+ *ppe = pe->next;
+ qemu_free(pe);
break;
}
- pioh = &ioh->next;
}
}
+#ifdef _WIN32
+/***********************************************************/
+/* Wait objects support */
+typedef struct WaitObjects {
+ int num;
+ HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
+ WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
+ void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
+} WaitObjects;
+
+static WaitObjects wait_objects = {0};
+
+int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
+{
+ WaitObjects *w = &wait_objects;
+
+ if (w->num >= MAXIMUM_WAIT_OBJECTS)
+ return -1;
+ w->events[w->num] = handle;
+ w->func[w->num] = func;
+ w->opaque[w->num] = opaque;
+ w->num++;
+ return 0;
+}
+
+void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
+{
+ int i, found;
+ WaitObjects *w = &wait_objects;
+
+ found = 0;
+ for (i = 0; i < w->num; i++) {
+ if (w->events[i] == handle)
+ found = 1;
+ if (found) {
+ w->events[i] = w->events[i + 1];
+ w->func[i] = w->func[i + 1];
+ w->opaque[i] = w->opaque[i + 1];
+ }
+ }
+ if (found)
+ w->num--;
+}
+#endif
+
/***********************************************************/
/* savevm/loadvm support */
+#define IO_BUF_SIZE 32768
+
+struct QEMUFile {
+ FILE *outfile;
+ BlockDriverState *bs;
+ int is_file;
+ int is_writable;
+ int64_t base_offset;
+ int64_t buf_offset; /* start of buffer when writing, end of buffer
+ when reading */
+ int buf_index;
+ int buf_size; /* 0 when writing */
+ uint8_t buf[IO_BUF_SIZE];
+};
+
+QEMUFile *qemu_fopen(const char *filename, const char *mode)
+{
+ QEMUFile *f;
+
+ f = qemu_mallocz(sizeof(QEMUFile));
+ if (!f)
+ return NULL;
+ if (!strcmp(mode, "wb")) {
+ f->is_writable = 1;
+ } else if (!strcmp(mode, "rb")) {
+ f->is_writable = 0;
+ } else {
+ goto fail;
+ }
+ f->outfile = fopen(filename, mode);
+ if (!f->outfile)
+ goto fail;
+ f->is_file = 1;
+ return f;
+ fail:
+ if (f->outfile)
+ fclose(f->outfile);
+ qemu_free(f);
+ return NULL;
+}
+
+QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable)
+{
+ QEMUFile *f;
+
+ f = qemu_mallocz(sizeof(QEMUFile));
+ if (!f)
+ return NULL;
+ f->is_file = 0;
+ f->bs = bs;
+ f->is_writable = is_writable;
+ f->base_offset = offset;
+ return f;
+}
+
+void qemu_fflush(QEMUFile *f)
+{
+ if (!f->is_writable)
+ return;
+ if (f->buf_index > 0) {
+ if (f->is_file) {
+ fseek(f->outfile, f->buf_offset, SEEK_SET);
+ fwrite(f->buf, 1, f->buf_index, f->outfile);
+ } else {
+ bdrv_pwrite(f->bs, f->base_offset + f->buf_offset,
+ f->buf, f->buf_index);
+ }
+ f->buf_offset += f->buf_index;
+ f->buf_index = 0;
+ }
+}
+
+static void qemu_fill_buffer(QEMUFile *f)
+{
+ int len;
+
+ if (f->is_writable)
+ return;
+ if (f->is_file) {
+ fseek(f->outfile, f->buf_offset, SEEK_SET);
+ len = fread(f->buf, 1, IO_BUF_SIZE, f->outfile);
+ if (len < 0)
+ len = 0;
+ } else {
+ len = bdrv_pread(f->bs, f->base_offset + f->buf_offset,
+ f->buf, IO_BUF_SIZE);
+ if (len < 0)
+ len = 0;
+ }
+ f->buf_index = 0;
+ f->buf_size = len;
+ f->buf_offset += len;
+}
+
+void qemu_fclose(QEMUFile *f)
+{
+ if (f->is_writable)
+ qemu_fflush(f);
+ if (f->is_file) {
+ fclose(f->outfile);
+ }
+ qemu_free(f);
+}
+
void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
{
- fwrite(buf, 1, size, f);
+ int l;
+ while (size > 0) {
+ l = IO_BUF_SIZE - f->buf_index;
+ if (l > size)
+ l = size;
+ memcpy(f->buf + f->buf_index, buf, l);
+ f->buf_index += l;
+ buf += l;
+ size -= l;
+ if (f->buf_index >= IO_BUF_SIZE)
+ qemu_fflush(f);
+ }
}
void qemu_put_byte(QEMUFile *f, int v)
{
- fputc(v, f);
+ f->buf[f->buf_index++] = v;
+ if (f->buf_index >= IO_BUF_SIZE)
+ qemu_fflush(f);
+}
+
+int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size1)
+{
+ int size, l;
+
+ size = size1;
+ while (size > 0) {
+ l = f->buf_size - f->buf_index;
+ if (l == 0) {
+ qemu_fill_buffer(f);
+ l = f->buf_size - f->buf_index;
+ if (l == 0)
+ break;
+ }
+ if (l > size)
+ l = size;
+ memcpy(buf, f->buf + f->buf_index, l);
+ f->buf_index += l;
+ buf += l;
+ size -= l;
+ }
+ return size1 - size;
+}
+
+int qemu_get_byte(QEMUFile *f)
+{
+ if (f->buf_index >= f->buf_size) {
+ qemu_fill_buffer(f);
+ if (f->buf_index >= f->buf_size)
+ return 0;
+ }
+ return f->buf[f->buf_index++];
+}
+
+int64_t qemu_ftell(QEMUFile *f)
+{
+ return f->buf_offset - f->buf_size + f->buf_index;
+}
+
+int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
+{
+ if (whence == SEEK_SET) {
+ /* nothing to do */
+ } else if (whence == SEEK_CUR) {
+ pos += qemu_ftell(f);
+ } else {
+ /* SEEK_END not supported */
+ return -1;
+ }
+ if (f->is_writable) {
+ qemu_fflush(f);
+ f->buf_offset = pos;
+ } else {
+ f->buf_offset = pos;
+ f->buf_index = 0;
+ f->buf_size = 0;
+ }
+ return pos;
}
void qemu_put_be16(QEMUFile *f, unsigned int v)
qemu_put_be32(f, v);
}
-int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size)
-{
- return fread(buf, 1, size, f);
-}
-
-int qemu_get_byte(QEMUFile *f)
-{
- int v;
- v = fgetc(f);
- if (v == EOF)
- return 0;
- else
- return v;
-}
-
unsigned int qemu_get_be16(QEMUFile *f)
{
unsigned int v;
uint64_t v;
v = (uint64_t)qemu_get_be32(f) << 32;
v |= qemu_get_be32(f);
- return v;
-}
-
-int64_t qemu_ftell(QEMUFile *f)
-{
- return ftell(f);
-}
-
-int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
-{
- if (fseek(f, pos, whence) < 0)
- return -1;
- return ftell(f);
+ return v;
}
typedef struct SaveStateEntry {
}
#define QEMU_VM_FILE_MAGIC 0x5145564d
-#define QEMU_VM_FILE_VERSION 0x00000001
+#define QEMU_VM_FILE_VERSION 0x00000002
-int qemu_savevm(const char *filename)
+int qemu_savevm_state(QEMUFile *f)
{
SaveStateEntry *se;
- QEMUFile *f;
- int len, len_pos, cur_pos, saved_vm_running, ret;
-
- saved_vm_running = vm_running;
- vm_stop(0);
-
- f = fopen(filename, "wb");
- if (!f) {
- ret = -1;
- goto the_end;
- }
+ int len, ret;
+ int64_t cur_pos, len_pos, total_len_pos;
qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
qemu_put_be32(f, QEMU_VM_FILE_VERSION);
+ total_len_pos = qemu_ftell(f);
+ qemu_put_be64(f, 0); /* total size */
for(se = first_se; se != NULL; se = se->next) {
/* ID string */
qemu_put_be32(f, se->version_id);
/* record size: filled later */
- len_pos = ftell(f);
+ len_pos = qemu_ftell(f);
qemu_put_be32(f, 0);
se->save_state(f, se->opaque);
/* fill record size */
- cur_pos = ftell(f);
- len = ftell(f) - len_pos - 4;
- fseek(f, len_pos, SEEK_SET);
+ cur_pos = qemu_ftell(f);
+ len = cur_pos - len_pos - 4;
+ qemu_fseek(f, len_pos, SEEK_SET);
qemu_put_be32(f, len);
- fseek(f, cur_pos, SEEK_SET);
+ qemu_fseek(f, cur_pos, SEEK_SET);
}
+ cur_pos = qemu_ftell(f);
+ qemu_fseek(f, total_len_pos, SEEK_SET);
+ qemu_put_be64(f, cur_pos - total_len_pos - 8);
+ qemu_fseek(f, cur_pos, SEEK_SET);
- fclose(f);
ret = 0;
- the_end:
- if (saved_vm_running)
- vm_start();
return ret;
}
return NULL;
}
-int qemu_loadvm(const char *filename)
+int qemu_loadvm_state(QEMUFile *f)
{
SaveStateEntry *se;
- QEMUFile *f;
- int len, cur_pos, ret, instance_id, record_len, version_id;
- int saved_vm_running;
+ int len, ret, instance_id, record_len, version_id;
+ int64_t total_len, end_pos, cur_pos;
unsigned int v;
char idstr[256];
- saved_vm_running = vm_running;
- vm_stop(0);
-
- f = fopen(filename, "rb");
- if (!f) {
- ret = -1;
- goto the_end;
- }
-
v = qemu_get_be32(f);
if (v != QEMU_VM_FILE_MAGIC)
goto fail;
v = qemu_get_be32(f);
if (v != QEMU_VM_FILE_VERSION) {
fail:
- fclose(f);
ret = -1;
goto the_end;
}
+ total_len = qemu_get_be64(f);
+ end_pos = total_len + qemu_ftell(f);
for(;;) {
-#if defined (DO_TB_FLUSH)
- tb_flush(global_env);
-#endif
- len = qemu_get_byte(f);
- if (feof(f))
+ if (qemu_ftell(f) >= end_pos)
break;
+ len = qemu_get_byte(f);
qemu_get_buffer(f, idstr, len);
idstr[len] = '\0';
instance_id = qemu_get_be32(f);
printf("idstr=%s instance=0x%x version=%d len=%d\n",
idstr, instance_id, version_id, record_len);
#endif
- cur_pos = ftell(f);
+ cur_pos = qemu_ftell(f);
se = find_se(idstr, instance_id);
if (!se) {
fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
/* always seek to exact end of record */
qemu_fseek(f, cur_pos + record_len, SEEK_SET);
}
- fclose(f);
ret = 0;
+ the_end:
+ return ret;
+}
+
+/* device can contain snapshots */
+static int bdrv_can_snapshot(BlockDriverState *bs)
+{
+ return (bs &&
+ !bdrv_is_removable(bs) &&
+ !bdrv_is_read_only(bs));
+}
+
+/* device must be snapshots in order to have a reliable snapshot */
+static int bdrv_has_snapshot(BlockDriverState *bs)
+{
+ return (bs &&
+ !bdrv_is_removable(bs) &&
+ !bdrv_is_read_only(bs));
+}
+
+static BlockDriverState *get_bs_snapshots(void)
+{
+ BlockDriverState *bs;
+ int i;
+
+ if (bs_snapshots)
+ return bs_snapshots;
+ for(i = 0; i <= MAX_DISKS; i++) {
+ bs = bs_table[i];
+ if (bdrv_can_snapshot(bs))
+ goto ok;
+ }
+ return NULL;
+ ok:
+ bs_snapshots = bs;
+ return bs;
+}
+
+static int bdrv_snapshot_find(BlockDriverState *bs, QEMUSnapshotInfo *sn_info,
+ const char *name)
+{
+ QEMUSnapshotInfo *sn_tab, *sn;
+ int nb_sns, i, ret;
+
+ ret = -ENOENT;
+ nb_sns = bdrv_snapshot_list(bs, &sn_tab);
+ if (nb_sns < 0)
+ return ret;
+ for(i = 0; i < nb_sns; i++) {
+ sn = &sn_tab[i];
+ if (!strcmp(sn->id_str, name) || !strcmp(sn->name, name)) {
+ *sn_info = *sn;
+ ret = 0;
+ break;
+ }
+ }
+ qemu_free(sn_tab);
+ return ret;
+}
+
+void do_savevm(const char *name)
+{
+ BlockDriverState *bs, *bs1;
+ QEMUSnapshotInfo sn1, *sn = &sn1, old_sn1, *old_sn = &old_sn1;
+ int must_delete, ret, i;
+ BlockDriverInfo bdi1, *bdi = &bdi1;
+ QEMUFile *f;
+ int saved_vm_running;
+#ifdef _WIN32
+ struct _timeb tb;
+#else
+ struct timeval tv;
+#endif
+
+ bs = get_bs_snapshots();
+ if (!bs) {
+ term_printf("No block device can accept snapshots\n");
+ return;
+ }
+
+ /* ??? Should this occur after vm_stop? */
+ qemu_aio_flush();
+
+ saved_vm_running = vm_running;
+ vm_stop(0);
+
+ must_delete = 0;
+ if (name) {
+ ret = bdrv_snapshot_find(bs, old_sn, name);
+ if (ret >= 0) {
+ must_delete = 1;
+ }
+ }
+ memset(sn, 0, sizeof(*sn));
+ if (must_delete) {
+ pstrcpy(sn->name, sizeof(sn->name), old_sn->name);
+ pstrcpy(sn->id_str, sizeof(sn->id_str), old_sn->id_str);
+ } else {
+ if (name)
+ pstrcpy(sn->name, sizeof(sn->name), name);
+ }
+
+ /* fill auxiliary fields */
+#ifdef _WIN32
+ _ftime(&tb);
+ sn->date_sec = tb.time;
+ sn->date_nsec = tb.millitm * 1000000;
+#else
+ gettimeofday(&tv, NULL);
+ sn->date_sec = tv.tv_sec;
+ sn->date_nsec = tv.tv_usec * 1000;
+#endif
+ sn->vm_clock_nsec = qemu_get_clock(vm_clock);
+
+ if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
+ term_printf("Device %s does not support VM state snapshots\n",
+ bdrv_get_device_name(bs));
+ goto the_end;
+ }
+
+ /* save the VM state */
+ f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 1);
+ if (!f) {
+ term_printf("Could not open VM state file\n");
+ goto the_end;
+ }
+ ret = qemu_savevm_state(f);
+ sn->vm_state_size = qemu_ftell(f);
+ qemu_fclose(f);
+ if (ret < 0) {
+ term_printf("Error %d while writing VM\n", ret);
+ goto the_end;
+ }
+
+ /* create the snapshots */
+
+ for(i = 0; i < MAX_DISKS; i++) {
+ bs1 = bs_table[i];
+ if (bdrv_has_snapshot(bs1)) {
+ if (must_delete) {
+ ret = bdrv_snapshot_delete(bs1, old_sn->id_str);
+ if (ret < 0) {
+ term_printf("Error while deleting snapshot on '%s'\n",
+ bdrv_get_device_name(bs1));
+ }
+ }
+ ret = bdrv_snapshot_create(bs1, sn);
+ if (ret < 0) {
+ term_printf("Error while creating snapshot on '%s'\n",
+ bdrv_get_device_name(bs1));
+ }
+ }
+ }
+
the_end:
if (saved_vm_running)
vm_start();
- return ret;
+}
+
+void do_loadvm(const char *name)
+{
+ BlockDriverState *bs, *bs1;
+ BlockDriverInfo bdi1, *bdi = &bdi1;
+ QEMUFile *f;
+ int i, ret;
+ int saved_vm_running;
+
+ bs = get_bs_snapshots();
+ if (!bs) {
+ term_printf("No block device supports snapshots\n");
+ return;
+ }
+
+ /* Flush all IO requests so they don't interfere with the new state. */
+ qemu_aio_flush();
+
+ saved_vm_running = vm_running;
+ vm_stop(0);
+
+ for(i = 0; i <= MAX_DISKS; i++) {
+ bs1 = bs_table[i];
+ if (bdrv_has_snapshot(bs1)) {
+ ret = bdrv_snapshot_goto(bs1, name);
+ if (ret < 0) {
+ if (bs != bs1)
+ term_printf("Warning: ");
+ switch(ret) {
+ case -ENOTSUP:
+ term_printf("Snapshots not supported on device '%s'\n",
+ bdrv_get_device_name(bs1));
+ break;
+ case -ENOENT:
+ term_printf("Could not find snapshot '%s' on device '%s'\n",
+ name, bdrv_get_device_name(bs1));
+ break;
+ default:
+ term_printf("Error %d while activating snapshot on '%s'\n",
+ ret, bdrv_get_device_name(bs1));
+ break;
+ }
+ /* fatal on snapshot block device */
+ if (bs == bs1)
+ goto the_end;
+ }
+ }
+ }
+
+ if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
+ term_printf("Device %s does not support VM state snapshots\n",
+ bdrv_get_device_name(bs));
+ return;
+ }
+
+ /* restore the VM state */
+ f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 0);
+ if (!f) {
+ term_printf("Could not open VM state file\n");
+ goto the_end;
+ }
+ ret = qemu_loadvm_state(f);
+ qemu_fclose(f);
+ if (ret < 0) {
+ term_printf("Error %d while loading VM state\n", ret);
+ }
+ the_end:
+ if (saved_vm_running)
+ vm_start();
+}
+
+void do_delvm(const char *name)
+{
+ BlockDriverState *bs, *bs1;
+ int i, ret;
+
+ bs = get_bs_snapshots();
+ if (!bs) {
+ term_printf("No block device supports snapshots\n");
+ return;
+ }
+
+ for(i = 0; i <= MAX_DISKS; i++) {
+ bs1 = bs_table[i];
+ if (bdrv_has_snapshot(bs1)) {
+ ret = bdrv_snapshot_delete(bs1, name);
+ if (ret < 0) {
+ if (ret == -ENOTSUP)
+ term_printf("Snapshots not supported on device '%s'\n",
+ bdrv_get_device_name(bs1));
+ else
+ term_printf("Error %d while deleting snapshot on '%s'\n",
+ ret, bdrv_get_device_name(bs1));
+ }
+ }
+ }
+}
+
+void do_info_snapshots(void)
+{
+ BlockDriverState *bs, *bs1;
+ QEMUSnapshotInfo *sn_tab, *sn;
+ int nb_sns, i;
+ char buf[256];
+
+ bs = get_bs_snapshots();
+ if (!bs) {
+ term_printf("No available block device supports snapshots\n");
+ return;
+ }
+ term_printf("Snapshot devices:");
+ for(i = 0; i <= MAX_DISKS; i++) {
+ bs1 = bs_table[i];
+ if (bdrv_has_snapshot(bs1)) {
+ if (bs == bs1)
+ term_printf(" %s", bdrv_get_device_name(bs1));
+ }
+ }
+ term_printf("\n");
+
+ nb_sns = bdrv_snapshot_list(bs, &sn_tab);
+ if (nb_sns < 0) {
+ term_printf("bdrv_snapshot_list: error %d\n", nb_sns);
+ return;
+ }
+ term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs));
+ term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), NULL));
+ for(i = 0; i < nb_sns; i++) {
+ sn = &sn_tab[i];
+ term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), sn));
+ }
+ qemu_free(sn_tab);
}
/***********************************************************/
static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
{
qemu_put_be32(f, dt->selector);
- qemu_put_be32(f, (uint32_t)dt->base);
+ qemu_put_betl(f, dt->base);
qemu_put_be32(f, dt->limit);
qemu_put_be32(f, dt->flags);
}
static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
{
dt->selector = qemu_get_be32(f);
- dt->base = (uint8_t *)qemu_get_be32(f);
+ dt->base = qemu_get_betl(f);
dt->limit = qemu_get_be32(f);
dt->flags = qemu_get_be32(f);
}
void cpu_save(QEMUFile *f, void *opaque)
{
CPUState *env = opaque;
- uint16_t fptag, fpus, fpuc;
+ uint16_t fptag, fpus, fpuc, fpregs_format;
uint32_t hflags;
int i;
-
- for(i = 0; i < 8; i++)
- qemu_put_be32s(f, &env->regs[i]);
- qemu_put_be32s(f, &env->eip);
- qemu_put_be32s(f, &env->eflags);
- qemu_put_be32s(f, &env->eflags);
+
+ for(i = 0; i < CPU_NB_REGS; i++)
+ qemu_put_betls(f, &env->regs[i]);
+ qemu_put_betls(f, &env->eip);
+ qemu_put_betls(f, &env->eflags);
hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
qemu_put_be32s(f, &hflags);
fpuc = env->fpuc;
fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
fptag = 0;
- for (i=7; i>=0; i--) {
- fptag <<= 2;
- if (env->fptags[i]) {
- fptag |= 3;
- }
+ for(i = 0; i < 8; i++) {
+ fptag |= ((!env->fptags[i]) << i);
}
qemu_put_be16s(f, &fpuc);
qemu_put_be16s(f, &fpus);
qemu_put_be16s(f, &fptag);
+#ifdef USE_X86LDOUBLE
+ fpregs_format = 0;
+#else
+ fpregs_format = 1;
+#endif
+ qemu_put_be16s(f, &fpregs_format);
+
for(i = 0; i < 8; i++) {
- uint64_t mant;
- uint16_t exp;
- cpu_get_fp80(&mant, &exp, env->fpregs[i]);
- qemu_put_be64(f, mant);
- qemu_put_be16(f, exp);
+#ifdef USE_X86LDOUBLE
+ {
+ uint64_t mant;
+ uint16_t exp;
+ /* we save the real CPU data (in case of MMX usage only 'mant'
+ contains the MMX register */
+ cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
+ qemu_put_be64(f, mant);
+ qemu_put_be16(f, exp);
+ }
+#else
+ /* if we use doubles for float emulation, we save the doubles to
+ avoid losing information in case of MMX usage. It can give
+ problems if the image is restored on a CPU where long
+ doubles are used instead. */
+ qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
+#endif
}
for(i = 0; i < 6; i++)
qemu_put_be32s(f, &env->sysenter_esp);
qemu_put_be32s(f, &env->sysenter_eip);
- qemu_put_be32s(f, &env->cr[0]);
- qemu_put_be32s(f, &env->cr[2]);
- qemu_put_be32s(f, &env->cr[3]);
- qemu_put_be32s(f, &env->cr[4]);
+ qemu_put_betls(f, &env->cr[0]);
+ qemu_put_betls(f, &env->cr[2]);
+ qemu_put_betls(f, &env->cr[3]);
+ qemu_put_betls(f, &env->cr[4]);
for(i = 0; i < 8; i++)
- qemu_put_be32s(f, &env->dr[i]);
+ qemu_put_betls(f, &env->dr[i]);
/* MMU */
qemu_put_be32s(f, &env->a20_mask);
+
+ /* XMM */
+ qemu_put_be32s(f, &env->mxcsr);
+ for(i = 0; i < CPU_NB_REGS; i++) {
+ qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
+ qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
+ }
+
+#ifdef TARGET_X86_64
+ qemu_put_be64s(f, &env->efer);
+ qemu_put_be64s(f, &env->star);
+ qemu_put_be64s(f, &env->lstar);
+ qemu_put_be64s(f, &env->cstar);
+ qemu_put_be64s(f, &env->fmask);
+ qemu_put_be64s(f, &env->kernelgsbase);
+#endif
+ qemu_put_be32s(f, &env->smbase);
}
+#ifdef USE_X86LDOUBLE
+/* XXX: add that in a FPU generic layer */
+union x86_longdouble {
+ uint64_t mant;
+ uint16_t exp;
+};
+
+#define MANTD1(fp) (fp & ((1LL << 52) - 1))
+#define EXPBIAS1 1023
+#define EXPD1(fp) ((fp >> 52) & 0x7FF)
+#define SIGND1(fp) ((fp >> 32) & 0x80000000)
+
+static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
+{
+ int e;
+ /* mantissa */
+ p->mant = (MANTD1(temp) << 11) | (1LL << 63);
+ /* exponent + sign */
+ e = EXPD1(temp) - EXPBIAS1 + 16383;
+ e |= SIGND1(temp) >> 16;
+ p->exp = e;
+}
+#endif
+
int cpu_load(QEMUFile *f, void *opaque, int version_id)
{
CPUState *env = opaque;
- int i;
+ int i, guess_mmx;
uint32_t hflags;
- uint16_t fpus, fpuc, fptag;
+ uint16_t fpus, fpuc, fptag, fpregs_format;
- if (version_id != 2)
+ if (version_id != 3 && version_id != 4)
return -EINVAL;
- for(i = 0; i < 8; i++)
- qemu_get_be32s(f, &env->regs[i]);
- qemu_get_be32s(f, &env->eip);
- qemu_get_be32s(f, &env->eflags);
- qemu_get_be32s(f, &env->eflags);
+ for(i = 0; i < CPU_NB_REGS; i++)
+ qemu_get_betls(f, &env->regs[i]);
+ qemu_get_betls(f, &env->eip);
+ qemu_get_betls(f, &env->eflags);
qemu_get_be32s(f, &hflags);
qemu_get_be16s(f, &fpuc);
qemu_get_be16s(f, &fpus);
qemu_get_be16s(f, &fptag);
-
+ qemu_get_be16s(f, &fpregs_format);
+
+ /* NOTE: we cannot always restore the FPU state if the image come
+ from a host with a different 'USE_X86LDOUBLE' define. We guess
+ if we are in an MMX state to restore correctly in that case. */
+ guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
for(i = 0; i < 8; i++) {
uint64_t mant;
uint16_t exp;
- mant = qemu_get_be64(f);
- exp = qemu_get_be16(f);
- env->fpregs[i] = cpu_set_fp80(mant, exp);
+
+ switch(fpregs_format) {
+ case 0:
+ mant = qemu_get_be64(f);
+ exp = qemu_get_be16(f);
+#ifdef USE_X86LDOUBLE
+ env->fpregs[i].d = cpu_set_fp80(mant, exp);
+#else
+ /* difficult case */
+ if (guess_mmx)
+ env->fpregs[i].mmx.MMX_Q(0) = mant;
+ else
+ env->fpregs[i].d = cpu_set_fp80(mant, exp);
+#endif
+ break;
+ case 1:
+ mant = qemu_get_be64(f);
+#ifdef USE_X86LDOUBLE
+ {
+ union x86_longdouble *p;
+ /* difficult case */
+ p = (void *)&env->fpregs[i];
+ if (guess_mmx) {
+ p->mant = mant;
+ p->exp = 0xffff;
+ } else {
+ fp64_to_fp80(p, mant);
+ }
+ }
+#else
+ env->fpregs[i].mmx.MMX_Q(0) = mant;
+#endif
+ break;
+ default:
+ return -EINVAL;
+ }
}
env->fpuc = fpuc;
+ /* XXX: restore FPU round state */
env->fpstt = (fpus >> 11) & 7;
env->fpus = fpus & ~0x3800;
+ fptag ^= 0xff;
for(i = 0; i < 8; i++) {
- env->fptags[i] = ((fptag & 3) == 3);
- fptag >>= 2;
+ env->fptags[i] = (fptag >> i) & 1;
}
for(i = 0; i < 6; i++)
qemu_get_be32s(f, &env->sysenter_esp);
qemu_get_be32s(f, &env->sysenter_eip);
- qemu_get_be32s(f, &env->cr[0]);
- qemu_get_be32s(f, &env->cr[2]);
- qemu_get_be32s(f, &env->cr[3]);
- qemu_get_be32s(f, &env->cr[4]);
+ qemu_get_betls(f, &env->cr[0]);
+ qemu_get_betls(f, &env->cr[2]);
+ qemu_get_betls(f, &env->cr[3]);
+ qemu_get_betls(f, &env->cr[4]);
for(i = 0; i < 8; i++)
- qemu_get_be32s(f, &env->dr[i]);
+ qemu_get_betls(f, &env->dr[i]);
/* MMU */
qemu_get_be32s(f, &env->a20_mask);
+ qemu_get_be32s(f, &env->mxcsr);
+ for(i = 0; i < CPU_NB_REGS; i++) {
+ qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
+ qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
+ }
+
+#ifdef TARGET_X86_64
+ qemu_get_be64s(f, &env->efer);
+ qemu_get_be64s(f, &env->star);
+ qemu_get_be64s(f, &env->lstar);
+ qemu_get_be64s(f, &env->cstar);
+ qemu_get_be64s(f, &env->fmask);
+ qemu_get_be64s(f, &env->kernelgsbase);
+#endif
+ if (version_id >= 4)
+ qemu_get_be32s(f, &env->smbase);
+
/* XXX: compute hflags from scratch, except for CPL and IIF */
env->hflags = hflags;
tlb_flush(env, 1);
return 0;
}
-#elif defined(TARGET_PPC)
+#elif defined(TARGET_PPC)
+void cpu_save(QEMUFile *f, void *opaque)
+{
+}
+
+int cpu_load(QEMUFile *f, void *opaque, int version_id)
+{
+ return 0;
+}
+
+#elif defined(TARGET_MIPS)
+void cpu_save(QEMUFile *f, void *opaque)
+{
+}
+
+int cpu_load(QEMUFile *f, void *opaque, int version_id)
+{
+ return 0;
+}
+
+#elif defined(TARGET_SPARC)
+void cpu_save(QEMUFile *f, void *opaque)
+{
+ CPUState *env = opaque;
+ int i;
+ uint32_t tmp;
+
+ for(i = 0; i < 8; i++)
+ qemu_put_betls(f, &env->gregs[i]);
+ for(i = 0; i < NWINDOWS * 16; i++)
+ qemu_put_betls(f, &env->regbase[i]);
+
+ /* FPU */
+ for(i = 0; i < TARGET_FPREGS; i++) {
+ union {
+ float32 f;
+ uint32_t i;
+ } u;
+ u.f = env->fpr[i];
+ qemu_put_be32(f, u.i);
+ }
+
+ qemu_put_betls(f, &env->pc);
+ qemu_put_betls(f, &env->npc);
+ qemu_put_betls(f, &env->y);
+ tmp = GET_PSR(env);
+ qemu_put_be32(f, tmp);
+ qemu_put_betls(f, &env->fsr);
+ qemu_put_betls(f, &env->tbr);
+#ifndef TARGET_SPARC64
+ qemu_put_be32s(f, &env->wim);
+ /* MMU */
+ for(i = 0; i < 16; i++)
+ qemu_put_be32s(f, &env->mmuregs[i]);
+#endif
+}
+
+int cpu_load(QEMUFile *f, void *opaque, int version_id)
+{
+ CPUState *env = opaque;
+ int i;
+ uint32_t tmp;
+
+ for(i = 0; i < 8; i++)
+ qemu_get_betls(f, &env->gregs[i]);
+ for(i = 0; i < NWINDOWS * 16; i++)
+ qemu_get_betls(f, &env->regbase[i]);
+
+ /* FPU */
+ for(i = 0; i < TARGET_FPREGS; i++) {
+ union {
+ float32 f;
+ uint32_t i;
+ } u;
+ u.i = qemu_get_be32(f);
+ env->fpr[i] = u.f;
+ }
+
+ qemu_get_betls(f, &env->pc);
+ qemu_get_betls(f, &env->npc);
+ qemu_get_betls(f, &env->y);
+ tmp = qemu_get_be32(f);
+ env->cwp = 0; /* needed to ensure that the wrapping registers are
+ correctly updated */
+ PUT_PSR(env, tmp);
+ qemu_get_betls(f, &env->fsr);
+ qemu_get_betls(f, &env->tbr);
+#ifndef TARGET_SPARC64
+ qemu_get_be32s(f, &env->wim);
+ /* MMU */
+ for(i = 0; i < 16; i++)
+ qemu_get_be32s(f, &env->mmuregs[i]);
+#endif
+ tlb_flush(env, 1);
+ return 0;
+}
+
+#elif defined(TARGET_ARM)
+
+/* ??? Need to implement these. */
void cpu_save(QEMUFile *f, void *opaque)
{
}
{
return 0;
}
+
#else
#warning No CPU save/restore functions
/***********************************************************/
/* ram save/restore */
-/* we just avoid storing empty pages */
-static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len)
-{
- int i, v;
-
- v = buf[0];
- for(i = 1; i < len; i++) {
- if (buf[i] != v)
- goto normal_save;
- }
- qemu_put_byte(f, 1);
- qemu_put_byte(f, v);
- return;
- normal_save:
- qemu_put_byte(f, 0);
- qemu_put_buffer(f, buf, len);
-}
-
static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
{
int v;
return 0;
}
+static int ram_load_v1(QEMUFile *f, void *opaque)
+{
+ int i, ret;
+
+ if (qemu_get_be32(f) != phys_ram_size)
+ return -EINVAL;
+ for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
+ ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
+ if (ret)
+ return ret;
+ }
+ return 0;
+}
+
+#define BDRV_HASH_BLOCK_SIZE 1024
+#define IOBUF_SIZE 4096
+#define RAM_CBLOCK_MAGIC 0xfabe
+
+typedef struct RamCompressState {
+ z_stream zstream;
+ QEMUFile *f;
+ uint8_t buf[IOBUF_SIZE];
+} RamCompressState;
+
+static int ram_compress_open(RamCompressState *s, QEMUFile *f)
+{
+ int ret;
+ memset(s, 0, sizeof(*s));
+ s->f = f;
+ ret = deflateInit2(&s->zstream, 1,
+ Z_DEFLATED, 15,
+ 9, Z_DEFAULT_STRATEGY);
+ if (ret != Z_OK)
+ return -1;
+ s->zstream.avail_out = IOBUF_SIZE;
+ s->zstream.next_out = s->buf;
+ return 0;
+}
+
+static void ram_put_cblock(RamCompressState *s, const uint8_t *buf, int len)
+{
+ qemu_put_be16(s->f, RAM_CBLOCK_MAGIC);
+ qemu_put_be16(s->f, len);
+ qemu_put_buffer(s->f, buf, len);
+}
+
+static int ram_compress_buf(RamCompressState *s, const uint8_t *buf, int len)
+{
+ int ret;
+
+ s->zstream.avail_in = len;
+ s->zstream.next_in = (uint8_t *)buf;
+ while (s->zstream.avail_in > 0) {
+ ret = deflate(&s->zstream, Z_NO_FLUSH);
+ if (ret != Z_OK)
+ return -1;
+ if (s->zstream.avail_out == 0) {
+ ram_put_cblock(s, s->buf, IOBUF_SIZE);
+ s->zstream.avail_out = IOBUF_SIZE;
+ s->zstream.next_out = s->buf;
+ }
+ }
+ return 0;
+}
+
+static void ram_compress_close(RamCompressState *s)
+{
+ int len, ret;
+
+ /* compress last bytes */
+ for(;;) {
+ ret = deflate(&s->zstream, Z_FINISH);
+ if (ret == Z_OK || ret == Z_STREAM_END) {
+ len = IOBUF_SIZE - s->zstream.avail_out;
+ if (len > 0) {
+ ram_put_cblock(s, s->buf, len);
+ }
+ s->zstream.avail_out = IOBUF_SIZE;
+ s->zstream.next_out = s->buf;
+ if (ret == Z_STREAM_END)
+ break;
+ } else {
+ goto fail;
+ }
+ }
+fail:
+ deflateEnd(&s->zstream);
+}
+
+typedef struct RamDecompressState {
+ z_stream zstream;
+ QEMUFile *f;
+ uint8_t buf[IOBUF_SIZE];
+} RamDecompressState;
+
+static int ram_decompress_open(RamDecompressState *s, QEMUFile *f)
+{
+ int ret;
+ memset(s, 0, sizeof(*s));
+ s->f = f;
+ ret = inflateInit(&s->zstream);
+ if (ret != Z_OK)
+ return -1;
+ return 0;
+}
+
+static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len)
+{
+ int ret, clen;
+
+ s->zstream.avail_out = len;
+ s->zstream.next_out = buf;
+ while (s->zstream.avail_out > 0) {
+ if (s->zstream.avail_in == 0) {
+ if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC)
+ return -1;
+ clen = qemu_get_be16(s->f);
+ if (clen > IOBUF_SIZE)
+ return -1;
+ qemu_get_buffer(s->f, s->buf, clen);
+ s->zstream.avail_in = clen;
+ s->zstream.next_in = s->buf;
+ }
+ ret = inflate(&s->zstream, Z_PARTIAL_FLUSH);
+ if (ret != Z_OK && ret != Z_STREAM_END) {
+ return -1;
+ }
+ }
+ return 0;
+}
+
+static void ram_decompress_close(RamDecompressState *s)
+{
+ inflateEnd(&s->zstream);
+}
+
static void ram_save(QEMUFile *f, void *opaque)
{
int i;
+ RamCompressState s1, *s = &s1;
+ uint8_t buf[10];
+
qemu_put_be32(f, phys_ram_size);
- for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
- ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
+ if (ram_compress_open(s, f) < 0)
+ return;
+ for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
+#if 0
+ if (tight_savevm_enabled) {
+ int64_t sector_num;
+ int j;
+
+ /* find if the memory block is available on a virtual
+ block device */
+ sector_num = -1;
+ for(j = 0; j < MAX_DISKS; j++) {
+ if (bs_table[j]) {
+ sector_num = bdrv_hash_find(bs_table[j],
+ phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
+ if (sector_num >= 0)
+ break;
+ }
+ }
+ if (j == MAX_DISKS)
+ goto normal_compress;
+ buf[0] = 1;
+ buf[1] = j;
+ cpu_to_be64wu((uint64_t *)(buf + 2), sector_num);
+ ram_compress_buf(s, buf, 10);
+ } else
+#endif
+ {
+ // normal_compress:
+ buf[0] = 0;
+ ram_compress_buf(s, buf, 1);
+ ram_compress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
+ }
}
+ ram_compress_close(s);
}
static int ram_load(QEMUFile *f, void *opaque, int version_id)
{
- int i, ret;
+ RamDecompressState s1, *s = &s1;
+ uint8_t buf[10];
+ int i;
- if (version_id != 1)
+ if (version_id == 1)
+ return ram_load_v1(f, opaque);
+ if (version_id != 2)
return -EINVAL;
if (qemu_get_be32(f) != phys_ram_size)
return -EINVAL;
- for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
- ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
- if (ret)
- return ret;
+ if (ram_decompress_open(s, f) < 0)
+ return -EINVAL;
+ for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
+ if (ram_decompress_buf(s, buf, 1) < 0) {
+ fprintf(stderr, "Error while reading ram block header\n");
+ goto error;
+ }
+ if (buf[0] == 0) {
+ if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) {
+ fprintf(stderr, "Error while reading ram block address=0x%08x", i);
+ goto error;
+ }
+ } else
+#if 0
+ if (buf[0] == 1) {
+ int bs_index;
+ int64_t sector_num;
+
+ ram_decompress_buf(s, buf + 1, 9);
+ bs_index = buf[1];
+ sector_num = be64_to_cpupu((const uint64_t *)(buf + 2));
+ if (bs_index >= MAX_DISKS || bs_table[bs_index] == NULL) {
+ fprintf(stderr, "Invalid block device index %d\n", bs_index);
+ goto error;
+ }
+ if (bdrv_read(bs_table[bs_index], sector_num, phys_ram_base + i,
+ BDRV_HASH_BLOCK_SIZE / 512) < 0) {
+ fprintf(stderr, "Error while reading sector %d:%" PRId64 "\n",
+ bs_index, sector_num);
+ goto error;
+ }
+ } else
+#endif
+ {
+ error:
+ printf("Error block header\n");
+ return -EINVAL;
+ }
+ }
+ ram_decompress_close(s);
+ return 0;
+}
+
+/***********************************************************/
+/* bottom halves (can be seen as timers which expire ASAP) */
+
+struct QEMUBH {
+ QEMUBHFunc *cb;
+ void *opaque;
+ int scheduled;
+ QEMUBH *next;
+};
+
+static QEMUBH *first_bh = NULL;
+
+QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
+{
+ QEMUBH *bh;
+ bh = qemu_mallocz(sizeof(QEMUBH));
+ if (!bh)
+ return NULL;
+ bh->cb = cb;
+ bh->opaque = opaque;
+ return bh;
+}
+
+int qemu_bh_poll(void)
+{
+ QEMUBH *bh, **pbh;
+ int ret;
+
+ ret = 0;
+ for(;;) {
+ pbh = &first_bh;
+ bh = *pbh;
+ if (!bh)
+ break;
+ ret = 1;
+ *pbh = bh->next;
+ bh->scheduled = 0;
+ bh->cb(bh->opaque);
+ }
+ return ret;
+}
+
+void qemu_bh_schedule(QEMUBH *bh)
+{
+ CPUState *env = cpu_single_env;
+ if (bh->scheduled)
+ return;
+ bh->scheduled = 1;
+ bh->next = first_bh;
+ first_bh = bh;
+
+ /* stop the currently executing CPU to execute the BH ASAP */
+ if (env) {
+ cpu_interrupt(env, CPU_INTERRUPT_EXIT);
}
+}
+
+void qemu_bh_cancel(QEMUBH *bh)
+{
+ QEMUBH **pbh;
+ if (bh->scheduled) {
+ pbh = &first_bh;
+ while (*pbh != bh)
+ pbh = &(*pbh)->next;
+ *pbh = bh->next;
+ bh->scheduled = 0;
+ }
+}
+
+void qemu_bh_delete(QEMUBH *bh)
+{
+ qemu_bh_cancel(bh);
+ qemu_free(bh);
+}
+
+/***********************************************************/
+/* machine registration */
+
+QEMUMachine *first_machine = NULL;
+
+int qemu_register_machine(QEMUMachine *m)
+{
+ QEMUMachine **pm;
+ pm = &first_machine;
+ while (*pm != NULL)
+ pm = &(*pm)->next;
+ m->next = NULL;
+ *pm = m;
return 0;
}
+QEMUMachine *find_machine(const char *name)
+{
+ QEMUMachine *m;
+
+ for(m = first_machine; m != NULL; m = m->next) {
+ if (!strcmp(m->name, name))
+ return m;
+ }
+ return NULL;
+}
+
/***********************************************************/
/* main execution loop */
qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
}
+struct vm_change_state_entry {
+ VMChangeStateHandler *cb;
+ void *opaque;
+ LIST_ENTRY (vm_change_state_entry) entries;
+};
+
+static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
+
+VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
+ void *opaque)
+{
+ VMChangeStateEntry *e;
+
+ e = qemu_mallocz(sizeof (*e));
+ if (!e)
+ return NULL;
+
+ e->cb = cb;
+ e->opaque = opaque;
+ LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
+ return e;
+}
+
+void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
+{
+ LIST_REMOVE (e, entries);
+ qemu_free (e);
+}
+
+static void vm_state_notify(int running)
+{
+ VMChangeStateEntry *e;
+
+ for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
+ e->cb(e->opaque, running);
+ }
+}
+
/* XXX: support several handlers */
-VMStopHandler *vm_stop_cb;
-VMStopHandler *vm_stop_opaque;
+static VMStopHandler *vm_stop_cb;
+static void *vm_stop_opaque;
int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
{
if (!vm_running) {
cpu_enable_ticks();
vm_running = 1;
+ vm_state_notify(1);
}
}
vm_stop_cb(vm_stop_opaque, reason);
}
}
+ vm_state_notify(0);
}
}
static QEMUResetEntry *first_reset_entry;
static int reset_requested;
static int shutdown_requested;
+static int powerdown_requested;
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
{
*pre = re;
}
-void qemu_system_reset(void)
+static void qemu_system_reset(void)
{
QEMUResetEntry *re;
void qemu_system_reset_request(void)
{
- reset_requested = 1;
- cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
+ if (no_reboot) {
+ shutdown_requested = 1;
+ } else {
+ reset_requested = 1;
+ }
+ if (cpu_single_env)
+ cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
}
void qemu_system_shutdown_request(void)
{
shutdown_requested = 1;
- cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
+ if (cpu_single_env)
+ cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
}
-static void main_cpu_reset(void *opaque)
+void qemu_system_powerdown_request(void)
{
-#ifdef TARGET_I386
- CPUState *env = opaque;
- cpu_reset(env);
-#endif
+ powerdown_requested = 1;
+ if (cpu_single_env)
+ cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
}
void main_loop_wait(int timeout)
{
-#ifndef _WIN32
- struct pollfd ufds[MAX_IO_HANDLERS + 1], *pf;
IOHandlerRecord *ioh, *ioh_next;
- uint8_t buf[4096];
- int n, max_size;
-#endif
- int ret;
+ fd_set rfds, wfds, xfds;
+ int ret, nfds;
+ struct timeval tv;
+ PollingEntry *pe;
+
+ /* XXX: need to suppress polling by better using win32 events */
+ ret = 0;
+ for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
+ ret |= pe->func(pe->opaque);
+ }
+#ifdef _WIN32
+ if (ret == 0 && timeout > 0) {
+ int err;
+ WaitObjects *w = &wait_objects;
+
+ ret = WaitForMultipleObjects(w->num, w->events, FALSE, timeout);
+ if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
+ if (w->func[ret - WAIT_OBJECT_0])
+ w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
+ } else if (ret == WAIT_TIMEOUT) {
+ } else {
+ err = GetLastError();
+ fprintf(stderr, "Wait error %d %d\n", ret, err);
+ }
+ }
+#endif
+ /* poll any events */
+ /* XXX: separate device handlers from system ones */
+ nfds = -1;
+ FD_ZERO(&rfds);
+ FD_ZERO(&wfds);
+ FD_ZERO(&xfds);
+ for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
+ if (ioh->fd_read &&
+ (!ioh->fd_read_poll ||
+ ioh->fd_read_poll(ioh->opaque) != 0)) {
+ FD_SET(ioh->fd, &rfds);
+ if (ioh->fd > nfds)
+ nfds = ioh->fd;
+ }
+ if (ioh->fd_write) {
+ FD_SET(ioh->fd, &wfds);
+ if (ioh->fd > nfds)
+ nfds = ioh->fd;
+ }
+ }
+
+ tv.tv_sec = 0;
#ifdef _WIN32
- if (timeout > 0)
- Sleep(timeout);
+ tv.tv_usec = 0;
#else
- /* poll any events */
- /* XXX: separate device handlers from system ones */
- pf = ufds;
- for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
- if (!ioh->fd_can_read) {
- max_size = 0;
- pf->fd = ioh->fd;
- pf->events = POLLIN;
- ioh->ufd = pf;
- pf++;
- } else {
- max_size = ioh->fd_can_read(ioh->opaque);
- if (max_size > 0) {
- if (max_size > sizeof(buf))
- max_size = sizeof(buf);
- pf->fd = ioh->fd;
- pf->events = POLLIN;
- ioh->ufd = pf;
- pf++;
- } else {
- ioh->ufd = NULL;
- }
+ tv.tv_usec = timeout * 1000;
+#endif
+#if defined(CONFIG_SLIRP)
+ if (slirp_inited) {
+ slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
+ }
+#endif
+ ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
+ if (ret > 0) {
+ /* XXX: better handling of removal */
+ for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) {
+ ioh_next = ioh->next;
+ if (FD_ISSET(ioh->fd, &rfds)) {
+ ioh->fd_read(ioh->opaque);
}
- ioh->max_size = max_size;
- }
-
- ret = poll(ufds, pf - ufds, timeout);
- if (ret > 0) {
- /* XXX: better handling of removal */
- for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) {
- ioh_next = ioh->next;
- pf = ioh->ufd;
- if (pf) {
- if (pf->revents & POLLIN) {
- if (ioh->max_size == 0) {
- /* just a read event */
- ioh->fd_read(ioh->opaque, NULL, 0);
- } else {
- n = read(ioh->fd, buf, ioh->max_size);
- if (n >= 0) {
- ioh->fd_read(ioh->opaque, buf, n);
- } else if (errno != EAGAIN) {
- ioh->fd_read(ioh->opaque, NULL, -errno);
- }
- }
- }
- }
+ if (FD_ISSET(ioh->fd, &wfds)) {
+ ioh->fd_write(ioh->opaque);
}
}
-#endif /* !defined(_WIN32) */
+ }
#if defined(CONFIG_SLIRP)
- /* XXX: merge with poll() */
- if (slirp_inited) {
- fd_set rfds, wfds, xfds;
- int nfds;
- struct timeval tv;
-
- nfds = -1;
+ if (slirp_inited) {
+ if (ret < 0) {
FD_ZERO(&rfds);
FD_ZERO(&wfds);
FD_ZERO(&xfds);
- slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
- tv.tv_sec = 0;
- tv.tv_usec = 0;
- ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
- if (ret >= 0) {
- slirp_select_poll(&rfds, &wfds, &xfds);
- }
}
+ slirp_select_poll(&rfds, &wfds, &xfds);
+ }
#endif
+ qemu_aio_poll();
+ qemu_bh_poll();
- if (vm_running) {
- qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
- qemu_get_clock(vm_clock));
-
- if (audio_enabled) {
- /* XXX: add explicit timer */
- SB16_run();
- }
-
- /* run dma transfers, if any */
- DMA_run();
- }
-
- /* real time timers */
- qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
- qemu_get_clock(rt_clock));
+ if (vm_running) {
+ qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
+ qemu_get_clock(vm_clock));
+ /* run dma transfers, if any */
+ DMA_run();
+ }
+
+ /* real time timers */
+ qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
+ qemu_get_clock(rt_clock));
}
+static CPUState *cur_cpu;
+
int main_loop(void)
{
int ret, timeout;
- CPUState *env = global_env;
+#ifdef CONFIG_PROFILER
+ int64_t ti;
+#endif
+ CPUState *env;
+ cur_cpu = first_cpu;
for(;;) {
if (vm_running) {
- ret = cpu_exec(env);
+
+ env = cur_cpu;
+ for(;;) {
+ /* get next cpu */
+ env = env->next_cpu;
+ if (!env)
+ env = first_cpu;
+#ifdef CONFIG_PROFILER
+ ti = profile_getclock();
+#endif
+ ret = cpu_exec(env);
+#ifdef CONFIG_PROFILER
+ qemu_time += profile_getclock() - ti;
+#endif
+ if (ret != EXCP_HALTED)
+ break;
+ /* all CPUs are halted ? */
+ if (env == cur_cpu) {
+ ret = EXCP_HLT;
+ break;
+ }
+ }
+ cur_cpu = env;
+
if (shutdown_requested) {
- ret = EXCP_INTERRUPT;
+ ret = EXCP_INTERRUPT;
break;
}
if (reset_requested) {
reset_requested = 0;
qemu_system_reset();
- ret = EXCP_INTERRUPT;
+ ret = EXCP_INTERRUPT;
+ }
+ if (powerdown_requested) {
+ powerdown_requested = 0;
+ qemu_system_powerdown();
+ ret = EXCP_INTERRUPT;
}
if (ret == EXCP_DEBUG) {
vm_stop(EXCP_DEBUG);
}
/* if hlt instruction, we wait until the next IRQ */
/* XXX: use timeout computed from timers */
- if (ret == EXCP_HLT)
+ if (ret == EXCP_HLT)
timeout = 10;
else
timeout = 0;
} else {
timeout = 10;
}
+#ifdef CONFIG_PROFILER
+ ti = profile_getclock();
+#endif
main_loop_wait(timeout);
+#ifdef CONFIG_PROFILER
+ dev_time += profile_getclock() - ti;
+#endif
}
cpu_disable_ticks();
return ret;
void help(void)
{
- printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2004 Fabrice Bellard\n"
+ printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n"
"usage: %s [options] [disk_image]\n"
"\n"
"'disk_image' is a raw hard image image for IDE hard disk 0\n"
"\n"
"Standard options:\n"
+ "-M machine select emulated machine (-M ? for list)\n"
"-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
"-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
"-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
"-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
- "-boot [a|b|c|d] boot on floppy (a, b), hard disk (c) or CD-ROM (d)\n"
- "-snapshot write to temporary files instead of disk image files\n"
+ "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
+ "-snapshot write to temporary files instead of disk image files\n"
+#ifdef CONFIG_SDL
+ "-no-quit disable SDL window close capability\n"
+#endif
+#ifdef TARGET_I386
+ "-no-fd-bootchk disable boot signature checking for floppy disks\n"
+#endif
"-m megs set virtual RAM size to megs MB [default=%d]\n"
+ "-smp n set the number of CPUs to 'n' [default=1]\n"
"-nographic disable graphical output and redirect serial I/Os to console\n"
- "-enable-audio enable audio support\n"
+#ifndef _WIN32
+ "-k language use keyboard layout (for example \"fr\" for French)\n"
+#endif
+#ifdef HAS_AUDIO
+ "-audio-help print list of audio drivers and their options\n"
+ "-soundhw c1,... enable audio support\n"
+ " and only specified sound cards (comma separated list)\n"
+ " use -soundhw ? to get the list of supported cards\n"
+ " use -soundhw all to enable all of them\n"
+#endif
"-localtime set the real time clock to local time [default=utc]\n"
-#ifdef TARGET_PPC
- "-prep Simulate a PREP system (default is PowerMAC)\n"
- "-g WxH[xDEPTH] Set the initial VGA graphic mode\n"
+ "-full-screen start in full screen\n"
+#ifdef TARGET_I386
+ "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
+#endif
+ "-usb enable the USB driver (will be the default soon)\n"
+ "-usbdevice name add the host or guest USB device 'name'\n"
+#if defined(TARGET_PPC) || defined(TARGET_SPARC)
+ "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
#endif
"\n"
"Network options:\n"
- "-nics n simulate 'n' network cards [default=1]\n"
- "-macaddr addr set the mac address of the first interface\n"
- "-n script set tap/tun network init script [default=%s]\n"
- "-tun-fd fd use this fd as already opened tap/tun interface\n"
+ "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
+ " create a new Network Interface Card and connect it to VLAN 'n'\n"
#ifdef CONFIG_SLIRP
- "-user-net use user mode network stack [default if no tap/tun script]\n"
- "-tftp prefix allow tftp access to files starting with prefix [-user-net]\n"
+ "-net user[,vlan=n][,hostname=host]\n"
+ " connect the user mode network stack to VLAN 'n' and send\n"
+ " hostname 'host' to DHCP clients\n"
+#endif
+#ifdef _WIN32
+ "-net tap[,vlan=n],ifname=name\n"
+ " connect the host TAP network interface to VLAN 'n'\n"
+#else
+ "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
+ " connect the host TAP network interface to VLAN 'n' and use\n"
+ " the network script 'file' (default=%s);\n"
+ " use 'script=no' to disable script execution;\n"
+ " use 'fd=h' to connect to an already opened TAP interface\n"
+#endif
+ "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
+ " connect the vlan 'n' to another VLAN using a socket connection\n"
+ "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
+ " connect the vlan 'n' to multicast maddr and port\n"
+ "-net none use it alone to have zero network devices; if no -net option\n"
+ " is provided, the default is '-net nic -net user'\n"
+ "\n"
+#ifdef CONFIG_SLIRP
+ "-tftp prefix allow tftp access to files starting with prefix [-net user]\n"
#ifndef _WIN32
- "-smb dir allow SMB access to files in 'dir' [-user-net]\n"
+ "-smb dir allow SMB access to files in 'dir' [-net user]\n"
#endif
"-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
- " redirect TCP or UDP connections from host to guest [-user-net]\n"
+ " redirect TCP or UDP connections from host to guest [-net user]\n"
#endif
- "-dummy-net use dummy network stack\n"
"\n"
"Linux boot specific:\n"
"-kernel bzImage use 'bzImage' as kernel image\n"
"Debug/Expert options:\n"
"-monitor dev redirect the monitor to char device 'dev'\n"
"-serial dev redirect the serial port to char device 'dev'\n"
+ "-parallel dev redirect the parallel port to char device 'dev'\n"
+ "-pidfile file Write PID to 'file'\n"
"-S freeze CPU at startup (use 'c' to start execution)\n"
"-s wait gdb connection to port %d\n"
"-p port change gdb connection port\n"
"-d item1,... output log to %s (use -d ? for a list of log items)\n"
- "-hdachs c,h,s force hard disk 0 geometry (usually qemu can guess it)\n"
- "-L path set the directory for the BIOS and VGA BIOS\n"
+ "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
+ " translation (t=none or lba) (usually qemu can guess them)\n"
+ "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
+#ifdef USE_KQEMU
+ "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
+ "-no-kqemu disable KQEMU kernel module usage\n"
+#endif
#ifdef USE_CODE_COPY
"-no-code-copy disable code copy acceleration\n"
#endif
#ifdef TARGET_I386
- "-isa simulate an ISA-only system (default is PCI system)\n"
"-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
" (default is CL-GD5446 PCI VGA)\n"
+ "-no-acpi disable ACPI\n"
+#endif
+ "-no-reboot exit instead of rebooting\n"
+ "-loadvm file start right away with a saved state (loadvm in monitor)\n"
+ "-vnc display start a VNC server on display\n"
+#ifndef _WIN32
+ "-daemonize daemonize QEMU after initializing\n"
#endif
+ "-option-rom rom load a file, rom, into the option ROM space\n"
"\n"
"During emulation, the following keys are useful:\n"
- "ctrl-shift-f toggle full screen\n"
- "ctrl-shift-Fn switch to virtual console 'n'\n"
- "ctrl-shift toggle mouse and keyboard grab\n"
+ "ctrl-alt-f toggle full screen\n"
+ "ctrl-alt-n switch to virtual console 'n'\n"
+ "ctrl-alt toggle mouse and keyboard grab\n"
"\n"
"When using -nographic, press 'ctrl-a h' to get some help.\n"
,
-#ifdef CONFIG_SOFTMMU
"qemu",
-#else
- "qemu-fast",
-#endif
DEFAULT_RAM_SIZE,
+#ifndef _WIN32
DEFAULT_NETWORK_SCRIPT,
+#endif
DEFAULT_GDBSTUB_PORT,
"/tmp/qemu.log");
-#ifndef CONFIG_SOFTMMU
- printf("\n"
- "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
- "work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
- "PC emulation.\n");
-#endif
exit(1);
}
enum {
QEMU_OPTION_h,
+ QEMU_OPTION_M,
QEMU_OPTION_fda,
QEMU_OPTION_fdb,
QEMU_OPTION_hda,
QEMU_OPTION_cdrom,
QEMU_OPTION_boot,
QEMU_OPTION_snapshot,
+#ifdef TARGET_I386
+ QEMU_OPTION_no_fd_bootchk,
+#endif
QEMU_OPTION_m,
QEMU_OPTION_nographic,
- QEMU_OPTION_enable_audio,
+#ifdef HAS_AUDIO
+ QEMU_OPTION_audio_help,
+ QEMU_OPTION_soundhw,
+#endif
- QEMU_OPTION_nics,
- QEMU_OPTION_macaddr,
- QEMU_OPTION_n,
- QEMU_OPTION_tun_fd,
- QEMU_OPTION_user_net,
+ QEMU_OPTION_net,
QEMU_OPTION_tftp,
QEMU_OPTION_smb,
QEMU_OPTION_redir,
- QEMU_OPTION_dummy_net,
QEMU_OPTION_kernel,
QEMU_OPTION_append,
QEMU_OPTION_hdachs,
QEMU_OPTION_L,
QEMU_OPTION_no_code_copy,
- QEMU_OPTION_pci,
- QEMU_OPTION_isa,
- QEMU_OPTION_prep,
+ QEMU_OPTION_k,
QEMU_OPTION_localtime,
QEMU_OPTION_cirrusvga,
QEMU_OPTION_g,
QEMU_OPTION_std_vga,
QEMU_OPTION_monitor,
QEMU_OPTION_serial,
+ QEMU_OPTION_parallel,
+ QEMU_OPTION_loadvm,
+ QEMU_OPTION_full_screen,
+ QEMU_OPTION_no_quit,
+ QEMU_OPTION_pidfile,
+ QEMU_OPTION_no_kqemu,
+ QEMU_OPTION_kernel_kqemu,
+ QEMU_OPTION_win2k_hack,
+ QEMU_OPTION_usb,
+ QEMU_OPTION_usbdevice,
+ QEMU_OPTION_smp,
+ QEMU_OPTION_vnc,
+ QEMU_OPTION_no_acpi,
+ QEMU_OPTION_no_reboot,
+ QEMU_OPTION_daemonize,
+ QEMU_OPTION_option_rom,
+ QEMU_OPTION_semihosting
};
typedef struct QEMUOption {
const QEMUOption qemu_options[] = {
{ "h", 0, QEMU_OPTION_h },
+ { "help", 0, QEMU_OPTION_h },
+ { "M", HAS_ARG, QEMU_OPTION_M },
{ "fda", HAS_ARG, QEMU_OPTION_fda },
{ "fdb", HAS_ARG, QEMU_OPTION_fdb },
{ "hda", HAS_ARG, QEMU_OPTION_hda },
{ "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
{ "boot", HAS_ARG, QEMU_OPTION_boot },
{ "snapshot", 0, QEMU_OPTION_snapshot },
+#ifdef TARGET_I386
+ { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk },
+#endif
{ "m", HAS_ARG, QEMU_OPTION_m },
{ "nographic", 0, QEMU_OPTION_nographic },
- { "enable-audio", 0, QEMU_OPTION_enable_audio },
+ { "k", HAS_ARG, QEMU_OPTION_k },
+#ifdef HAS_AUDIO
+ { "audio-help", 0, QEMU_OPTION_audio_help },
+ { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
+#endif
- { "nics", HAS_ARG, QEMU_OPTION_nics},
- { "macaddr", HAS_ARG, QEMU_OPTION_macaddr},
- { "n", HAS_ARG, QEMU_OPTION_n },
- { "tun-fd", HAS_ARG, QEMU_OPTION_tun_fd },
+ { "net", HAS_ARG, QEMU_OPTION_net},
#ifdef CONFIG_SLIRP
- { "user-net", 0, QEMU_OPTION_user_net },
{ "tftp", HAS_ARG, QEMU_OPTION_tftp },
#ifndef _WIN32
{ "smb", HAS_ARG, QEMU_OPTION_smb },
#endif
{ "redir", HAS_ARG, QEMU_OPTION_redir },
#endif
- { "dummy-net", 0, QEMU_OPTION_dummy_net },
{ "kernel", HAS_ARG, QEMU_OPTION_kernel },
{ "append", HAS_ARG, QEMU_OPTION_append },
{ "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
{ "L", HAS_ARG, QEMU_OPTION_L },
{ "no-code-copy", 0, QEMU_OPTION_no_code_copy },
-#ifdef TARGET_PPC
- { "prep", 0, QEMU_OPTION_prep },
+#ifdef USE_KQEMU
+ { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
+ { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
+#endif
+#if defined(TARGET_PPC) || defined(TARGET_SPARC)
{ "g", 1, QEMU_OPTION_g },
#endif
{ "localtime", 0, QEMU_OPTION_localtime },
- { "isa", 0, QEMU_OPTION_isa },
{ "std-vga", 0, QEMU_OPTION_std_vga },
{ "monitor", 1, QEMU_OPTION_monitor },
{ "serial", 1, QEMU_OPTION_serial },
-
+ { "parallel", 1, QEMU_OPTION_parallel },
+ { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
+ { "full-screen", 0, QEMU_OPTION_full_screen },
+#ifdef CONFIG_SDL
+ { "no-quit", 0, QEMU_OPTION_no_quit },
+#endif
+ { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
+ { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
+ { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
+ { "smp", HAS_ARG, QEMU_OPTION_smp },
+ { "vnc", HAS_ARG, QEMU_OPTION_vnc },
+
/* temporary options */
- { "pci", 0, QEMU_OPTION_pci },
+ { "usb", 0, QEMU_OPTION_usb },
{ "cirrusvga", 0, QEMU_OPTION_cirrusvga },
+ { "no-acpi", 0, QEMU_OPTION_no_acpi },
+ { "no-reboot", 0, QEMU_OPTION_no_reboot },
+ { "daemonize", 0, QEMU_OPTION_daemonize },
+ { "option-rom", HAS_ARG, QEMU_OPTION_option_rom },
+#if defined(TARGET_ARM)
+ { "semihosting", 0, QEMU_OPTION_semihosting },
+#endif
{ NULL },
};
}
}
-#define NET_IF_TUN 0
-#define NET_IF_USER 1
-#define NET_IF_DUMMY 2
+/* XXX: currently we cannot use simultaneously different CPUs */
+void register_machines(void)
+{
+#if defined(TARGET_I386)
+ qemu_register_machine(&pc_machine);
+ qemu_register_machine(&isapc_machine);
+#elif defined(TARGET_PPC)
+ qemu_register_machine(&heathrow_machine);
+ qemu_register_machine(&core99_machine);
+ qemu_register_machine(&prep_machine);
+#elif defined(TARGET_MIPS)
+ qemu_register_machine(&mips_machine);
+ qemu_register_machine(&mips_malta_machine);
+#elif defined(TARGET_SPARC)
+#ifdef TARGET_SPARC64
+ qemu_register_machine(&sun4u_machine);
+#else
+ qemu_register_machine(&sun4m_machine);
+#endif
+#elif defined(TARGET_ARM)
+ qemu_register_machine(&integratorcp926_machine);
+ qemu_register_machine(&integratorcp1026_machine);
+ qemu_register_machine(&versatilepb_machine);
+ qemu_register_machine(&versatileab_machine);
+ qemu_register_machine(&realview_machine);
+#elif defined(TARGET_SH4)
+ qemu_register_machine(&shix_machine);
+#else
+#error unsupported CPU
+#endif
+}
+
+#ifdef HAS_AUDIO
+struct soundhw soundhw[] = {
+#ifdef TARGET_I386
+ {
+ "pcspk",
+ "PC speaker",
+ 0,
+ 1,
+ { .init_isa = pcspk_audio_init }
+ },
+#endif
+ {
+ "sb16",
+ "Creative Sound Blaster 16",
+ 0,
+ 1,
+ { .init_isa = SB16_init }
+ },
+
+#ifdef CONFIG_ADLIB
+ {
+ "adlib",
+#ifdef HAS_YMF262
+ "Yamaha YMF262 (OPL3)",
+#else
+ "Yamaha YM3812 (OPL2)",
+#endif
+ 0,
+ 1,
+ { .init_isa = Adlib_init }
+ },
+#endif
+
+#ifdef CONFIG_GUS
+ {
+ "gus",
+ "Gravis Ultrasound GF1",
+ 0,
+ 1,
+ { .init_isa = GUS_init }
+ },
+#endif
+
+ {
+ "es1370",
+ "ENSONIQ AudioPCI ES1370",
+ 0,
+ 0,
+ { .init_pci = es1370_init }
+ },
+
+ { NULL, NULL, 0, 0, { NULL } }
+};
+
+static void select_soundhw (const char *optarg)
+{
+ struct soundhw *c;
+
+ if (*optarg == '?') {
+ show_valid_cards:
+
+ printf ("Valid sound card names (comma separated):\n");
+ for (c = soundhw; c->name; ++c) {
+ printf ("%-11s %s\n", c->name, c->descr);
+ }
+ printf ("\n-soundhw all will enable all of the above\n");
+ exit (*optarg != '?');
+ }
+ else {
+ size_t l;
+ const char *p;
+ char *e;
+ int bad_card = 0;
+
+ if (!strcmp (optarg, "all")) {
+ for (c = soundhw; c->name; ++c) {
+ c->enabled = 1;
+ }
+ return;
+ }
+
+ p = optarg;
+ while (*p) {
+ e = strchr (p, ',');
+ l = !e ? strlen (p) : (size_t) (e - p);
+
+ for (c = soundhw; c->name; ++c) {
+ if (!strncmp (c->name, p, l)) {
+ c->enabled = 1;
+ break;
+ }
+ }
+
+ if (!c->name) {
+ if (l > 80) {
+ fprintf (stderr,
+ "Unknown sound card name (too big to show)\n");
+ }
+ else {
+ fprintf (stderr, "Unknown sound card name `%.*s'\n",
+ (int) l, p);
+ }
+ bad_card = 1;
+ }
+ p += l + (e != NULL);
+ }
+
+ if (bad_card)
+ goto show_valid_cards;
+ }
+}
+#endif
+
+#ifdef _WIN32
+static BOOL WINAPI qemu_ctrl_handler(DWORD type)
+{
+ exit(STATUS_CONTROL_C_EXIT);
+ return TRUE;
+}
+#endif
+
+#define MAX_NET_CLIENTS 32
int main(int argc, char **argv)
{
#ifdef CONFIG_GDBSTUB
int use_gdbstub, gdbstub_port;
#endif
- int i, has_cdrom;
+ int i, cdrom_index;
int snapshot, linux_boot;
- CPUState *env;
const char *initrd_filename;
const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
const char *kernel_filename, *kernel_cmdline;
DisplayState *ds = &display_state;
- int cyls, heads, secs;
- int start_emulation = 1;
- uint8_t macaddr[6];
- int net_if_type, nb_tun_fds, tun_fds[MAX_NICS];
+ int cyls, heads, secs, translation;
+ char net_clients[MAX_NET_CLIENTS][256];
+ int nb_net_clients;
int optind;
const char *r, *optarg;
CharDriverState *monitor_hd;
char monitor_device[128];
char serial_devices[MAX_SERIAL_PORTS][128];
int serial_device_index;
-
-#if !defined(CONFIG_SOFTMMU)
- /* we never want that malloc() uses mmap() */
- mallopt(M_MMAP_THRESHOLD, 4096 * 1024);
+ char parallel_devices[MAX_PARALLEL_PORTS][128];
+ int parallel_device_index;
+ const char *loadvm = NULL;
+ QEMUMachine *machine;
+ char usb_devices[MAX_USB_CMDLINE][128];
+ int usb_devices_index;
+ int fds[2];
+
+ LIST_INIT (&vm_change_state_head);
+#ifndef _WIN32
+ {
+ struct sigaction act;
+ sigfillset(&act.sa_mask);
+ act.sa_flags = 0;
+ act.sa_handler = SIG_IGN;
+ sigaction(SIGPIPE, &act, NULL);
+ }
+#else
+ SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
+ /* Note: cpu_interrupt() is currently not SMP safe, so we force
+ QEMU to run on a single CPU */
+ {
+ HANDLE h;
+ DWORD mask, smask;
+ int i;
+ h = GetCurrentProcess();
+ if (GetProcessAffinityMask(h, &mask, &smask)) {
+ for(i = 0; i < 32; i++) {
+ if (mask & (1 << i))
+ break;
+ }
+ if (i != 32) {
+ mask = 1 << i;
+ SetProcessAffinityMask(h, mask);
+ }
+ }
+ }
#endif
+
+ register_machines();
+ machine = first_machine;
initrd_filename = NULL;
for(i = 0; i < MAX_FD; i++)
fd_filename[i] = NULL;
hd_filename[i] = NULL;
ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
vga_ram_size = VGA_RAM_SIZE;
- bios_size = BIOS_SIZE;
- pstrcpy(network_script, sizeof(network_script), DEFAULT_NETWORK_SCRIPT);
#ifdef CONFIG_GDBSTUB
use_gdbstub = 0;
gdbstub_port = DEFAULT_GDBSTUB_PORT;
nographic = 0;
kernel_filename = NULL;
kernel_cmdline = "";
- has_cdrom = 1;
+#ifdef TARGET_PPC
+ cdrom_index = 1;
+#else
+ cdrom_index = 2;
+#endif
cyls = heads = secs = 0;
+ translation = BIOS_ATA_TRANSLATION_AUTO;
pstrcpy(monitor_device, sizeof(monitor_device), "vc");
pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
serial_devices[i][0] = '\0';
serial_device_index = 0;
- nb_tun_fds = 0;
- net_if_type = -1;
- nb_nics = 1;
+ pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
+ for(i = 1; i < MAX_PARALLEL_PORTS; i++)
+ parallel_devices[i][0] = '\0';
+ parallel_device_index = 0;
+
+ usb_devices_index = 0;
+
+ nb_net_clients = 0;
+
+ nb_nics = 0;
/* default mac address of the first network interface */
- macaddr[0] = 0x52;
- macaddr[1] = 0x54;
- macaddr[2] = 0x00;
- macaddr[3] = 0x12;
- macaddr[4] = 0x34;
- macaddr[5] = 0x56;
optind = 1;
for(;;) {
const QEMUOption *popt;
optind++;
+ /* Treat --foo the same as -foo. */
+ if (r[1] == '-')
+ r++;
popt = qemu_options;
for(;;) {
if (!popt->name) {
}
switch(popt->index) {
+ case QEMU_OPTION_M:
+ machine = find_machine(optarg);
+ if (!machine) {
+ QEMUMachine *m;
+ printf("Supported machines are:\n");
+ for(m = first_machine; m != NULL; m = m->next) {
+ printf("%-10s %s%s\n",
+ m->name, m->desc,
+ m == first_machine ? " (default)" : "");
+ }
+ exit(1);
+ }
+ break;
case QEMU_OPTION_initrd:
initrd_filename = optarg;
break;
case QEMU_OPTION_hda:
- hd_filename[0] = optarg;
- break;
case QEMU_OPTION_hdb:
- hd_filename[1] = optarg;
+ case QEMU_OPTION_hdc:
+ case QEMU_OPTION_hdd:
+ {
+ int hd_index;
+ hd_index = popt->index - QEMU_OPTION_hda;
+ hd_filename[hd_index] = optarg;
+ if (hd_index == cdrom_index)
+ cdrom_index = -1;
+ }
break;
case QEMU_OPTION_snapshot:
snapshot = 1;
const char *p;
p = optarg;
cyls = strtol(p, (char **)&p, 0);
+ if (cyls < 1 || cyls > 16383)
+ goto chs_fail;
if (*p != ',')
goto chs_fail;
p++;
heads = strtol(p, (char **)&p, 0);
+ if (heads < 1 || heads > 16)
+ goto chs_fail;
if (*p != ',')
goto chs_fail;
p++;
secs = strtol(p, (char **)&p, 0);
- if (*p != '\0') {
+ if (secs < 1 || secs > 63)
+ goto chs_fail;
+ if (*p == ',') {
+ p++;
+ if (!strcmp(p, "none"))
+ translation = BIOS_ATA_TRANSLATION_NONE;
+ else if (!strcmp(p, "lba"))
+ translation = BIOS_ATA_TRANSLATION_LBA;
+ else if (!strcmp(p, "auto"))
+ translation = BIOS_ATA_TRANSLATION_AUTO;
+ else
+ goto chs_fail;
+ } else if (*p != '\0') {
chs_fail:
- cyls = 0;
+ fprintf(stderr, "qemu: invalid physical CHS format\n");
+ exit(1);
}
}
break;
case QEMU_OPTION_append:
kernel_cmdline = optarg;
break;
- case QEMU_OPTION_tun_fd:
- {
- const char *p;
- int fd;
- net_if_type = NET_IF_TUN;
- if (nb_tun_fds < MAX_NICS) {
- fd = strtol(optarg, (char **)&p, 0);
- if (*p != '\0') {
- fprintf(stderr, "qemu: invalid fd for network interface %d\n", nb_tun_fds);
- exit(1);
- }
- tun_fds[nb_tun_fds++] = fd;
- }
- }
- break;
- case QEMU_OPTION_hdc:
- hd_filename[2] = optarg;
- has_cdrom = 0;
- break;
- case QEMU_OPTION_hdd:
- hd_filename[3] = optarg;
- break;
case QEMU_OPTION_cdrom:
- hd_filename[2] = optarg;
- has_cdrom = 1;
+ if (cdrom_index >= 0) {
+ hd_filename[cdrom_index] = optarg;
+ }
break;
case QEMU_OPTION_boot:
boot_device = optarg[0];
- if (boot_device != 'a' && boot_device != 'b' &&
+ if (boot_device != 'a' &&
+#if defined(TARGET_SPARC) || defined(TARGET_I386)
+ // Network boot
+ boot_device != 'n' &&
+#endif
boot_device != 'c' && boot_device != 'd') {
fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
exit(1);
case QEMU_OPTION_fdb:
fd_filename[1] = optarg;
break;
+#ifdef TARGET_I386
+ case QEMU_OPTION_no_fd_bootchk:
+ fd_bootchk = 0;
+ break;
+#endif
case QEMU_OPTION_no_code_copy:
code_copy_enabled = 0;
break;
- case QEMU_OPTION_nics:
- nb_nics = atoi(optarg);
- if (nb_nics < 0 || nb_nics > MAX_NICS) {
- fprintf(stderr, "qemu: invalid number of network interfaces\n");
+ case QEMU_OPTION_net:
+ if (nb_net_clients >= MAX_NET_CLIENTS) {
+ fprintf(stderr, "qemu: too many network clients\n");
exit(1);
}
- break;
- case QEMU_OPTION_macaddr:
- {
- const char *p;
- int i;
- p = optarg;
- for(i = 0; i < 6; i++) {
- macaddr[i] = strtol(p, (char **)&p, 16);
- if (i == 5) {
- if (*p != '\0')
- goto macaddr_error;
- } else {
- if (*p != ':') {
- macaddr_error:
- fprintf(stderr, "qemu: invalid syntax for ethernet address\n");
- exit(1);
- }
- p++;
- }
- }
- }
+ pstrcpy(net_clients[nb_net_clients],
+ sizeof(net_clients[0]),
+ optarg);
+ nb_net_clients++;
break;
#ifdef CONFIG_SLIRP
case QEMU_OPTION_tftp:
net_slirp_smb(optarg);
break;
#endif
- case QEMU_OPTION_user_net:
- net_if_type = NET_IF_USER;
- break;
case QEMU_OPTION_redir:
net_slirp_redir(optarg);
break;
#endif
- case QEMU_OPTION_dummy_net:
- net_if_type = NET_IF_DUMMY;
+#ifdef HAS_AUDIO
+ case QEMU_OPTION_audio_help:
+ AUD_help ();
+ exit (0);
break;
- case QEMU_OPTION_enable_audio:
- audio_enabled = 1;
+ case QEMU_OPTION_soundhw:
+ select_soundhw (optarg);
break;
+#endif
case QEMU_OPTION_h:
help();
break;
cpu_set_log(mask);
}
break;
- case QEMU_OPTION_n:
- pstrcpy(network_script, sizeof(network_script), optarg);
- break;
#ifdef CONFIG_GDBSTUB
case QEMU_OPTION_s:
use_gdbstub = 1;
bios_dir = optarg;
break;
case QEMU_OPTION_S:
- start_emulation = 0;
- break;
- case QEMU_OPTION_pci:
- pci_enabled = 1;
- break;
- case QEMU_OPTION_isa:
- pci_enabled = 0;
- break;
- case QEMU_OPTION_prep:
- prep_enabled = 1;
+ autostart = 0;
break;
+ case QEMU_OPTION_k:
+ keyboard_layout = optarg;
+ break;
case QEMU_OPTION_localtime:
rtc_utc = 0;
break;
sizeof(serial_devices[0]), optarg);
serial_device_index++;
break;
+ case QEMU_OPTION_parallel:
+ if (parallel_device_index >= MAX_PARALLEL_PORTS) {
+ fprintf(stderr, "qemu: too many parallel ports\n");
+ exit(1);
+ }
+ pstrcpy(parallel_devices[parallel_device_index],
+ sizeof(parallel_devices[0]), optarg);
+ parallel_device_index++;
+ break;
+ case QEMU_OPTION_loadvm:
+ loadvm = optarg;
+ break;
+ case QEMU_OPTION_full_screen:
+ full_screen = 1;
+ break;
+#ifdef CONFIG_SDL
+ case QEMU_OPTION_no_quit:
+ no_quit = 1;
+ break;
+#endif
+ case QEMU_OPTION_pidfile:
+ create_pidfile(optarg);
+ break;
+#ifdef TARGET_I386
+ case QEMU_OPTION_win2k_hack:
+ win2k_install_hack = 1;
+ break;
+#endif
+#ifdef USE_KQEMU
+ case QEMU_OPTION_no_kqemu:
+ kqemu_allowed = 0;
+ break;
+ case QEMU_OPTION_kernel_kqemu:
+ kqemu_allowed = 2;
+ break;
+#endif
+ case QEMU_OPTION_usb:
+ usb_enabled = 1;
+ break;
+ case QEMU_OPTION_usbdevice:
+ usb_enabled = 1;
+ if (usb_devices_index >= MAX_USB_CMDLINE) {
+ fprintf(stderr, "Too many USB devices\n");
+ exit(1);
+ }
+ pstrcpy(usb_devices[usb_devices_index],
+ sizeof(usb_devices[usb_devices_index]),
+ optarg);
+ usb_devices_index++;
+ break;
+ case QEMU_OPTION_smp:
+ smp_cpus = atoi(optarg);
+ if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
+ fprintf(stderr, "Invalid number of CPUs\n");
+ exit(1);
+ }
+ break;
+ case QEMU_OPTION_vnc:
+ vnc_display = optarg;
+ break;
+ case QEMU_OPTION_no_acpi:
+ acpi_enabled = 0;
+ break;
+ case QEMU_OPTION_no_reboot:
+ no_reboot = 1;
+ break;
+ case QEMU_OPTION_daemonize:
+ daemonize = 1;
+ break;
+ case QEMU_OPTION_option_rom:
+ if (nb_option_roms >= MAX_OPTION_ROMS) {
+ fprintf(stderr, "Too many option ROMs\n");
+ exit(1);
+ }
+ option_rom[nb_option_roms] = optarg;
+ nb_option_roms++;
+ break;
+ case QEMU_OPTION_semihosting:
+ semihosting_enabled = 1;
+ break;
}
}
}
+#ifndef _WIN32
+ if (daemonize && !nographic && vnc_display == NULL) {
+ fprintf(stderr, "Can only daemonize if using -nographic or -vnc\n");
+ daemonize = 0;
+ }
+
+ if (daemonize) {
+ pid_t pid;
+
+ if (pipe(fds) == -1)
+ exit(1);
+
+ pid = fork();
+ if (pid > 0) {
+ uint8_t status;
+ ssize_t len;
+
+ close(fds[1]);
+
+ again:
+ len = read(fds[0], &status, 1);
+ if (len == -1 && (errno == EINTR))
+ goto again;
+
+ if (len != 1 || status != 0)
+ exit(1);
+ else
+ exit(0);
+ } else if (pid < 0)
+ exit(1);
+
+ setsid();
+
+ pid = fork();
+ if (pid > 0)
+ exit(0);
+ else if (pid < 0)
+ exit(1);
+
+ umask(027);
+ chdir("/");
+
+ signal(SIGTSTP, SIG_IGN);
+ signal(SIGTTOU, SIG_IGN);
+ signal(SIGTTIN, SIG_IGN);
+ }
+#endif
+
+#ifdef USE_KQEMU
+ if (smp_cpus > 1)
+ kqemu_allowed = 0;
+#endif
linux_boot = (kernel_filename != NULL);
-
- if (!linux_boot && hd_filename[0] == '\0' && hd_filename[2] == '\0' &&
+
+ if (!linux_boot &&
+ hd_filename[0] == '\0' &&
+ (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
fd_filename[0] == '\0')
help();
-
- /* boot to cd by default if no hard disk */
+
+ /* boot to floppy or the default cd if no hard disk defined yet */
if (hd_filename[0] == '\0' && boot_device == 'c') {
if (fd_filename[0] != '\0')
boot_device = 'a';
boot_device = 'd';
}
-#if !defined(CONFIG_SOFTMMU)
- /* must avoid mmap() usage of glibc by setting a buffer "by hand" */
- {
- static uint8_t stdout_buf[4096];
- setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf));
- }
-#else
setvbuf(stdout, NULL, _IOLBF, 0);
-#endif
+
+ init_timers();
+ init_timer_alarm();
+ qemu_aio_init();
- /* init host network redirectors */
- if (net_if_type == -1) {
- net_if_type = NET_IF_TUN;
-#if defined(CONFIG_SLIRP)
- if (access(network_script, R_OK) < 0) {
- net_if_type = NET_IF_USER;
- }
+#ifdef _WIN32
+ socket_init();
#endif
+
+ /* init network clients */
+ if (nb_net_clients == 0) {
+ /* if no clients, we use a default config */
+ pstrcpy(net_clients[0], sizeof(net_clients[0]),
+ "nic");
+ pstrcpy(net_clients[1], sizeof(net_clients[0]),
+ "user");
+ nb_net_clients = 2;
}
- for(i = 0; i < nb_nics; i++) {
- NetDriverState *nd = &nd_table[i];
- nd->index = i;
- /* init virtual mac address */
- nd->macaddr[0] = macaddr[0];
- nd->macaddr[1] = macaddr[1];
- nd->macaddr[2] = macaddr[2];
- nd->macaddr[3] = macaddr[3];
- nd->macaddr[4] = macaddr[4];
- nd->macaddr[5] = macaddr[5] + i;
- switch(net_if_type) {
-#if defined(CONFIG_SLIRP)
- case NET_IF_USER:
- net_slirp_init(nd);
- break;
-#endif
-#if !defined(_WIN32)
- case NET_IF_TUN:
- if (i < nb_tun_fds) {
- net_fd_init(nd, tun_fds[i]);
- } else {
- if (net_tun_init(nd) < 0)
- net_dummy_init(nd);
- }
- break;
-#endif
- case NET_IF_DUMMY:
- default:
- net_dummy_init(nd);
- break;
- }
+ for(i = 0;i < nb_net_clients; i++) {
+ if (net_client_init(net_clients[i]) < 0)
+ exit(1);
+ }
+
+#ifdef TARGET_I386
+ if (boot_device == 'n') {
+ for (i = 0; i < nb_nics; i++) {
+ const char *model = nd_table[i].model;
+ char buf[1024];
+ if (model == NULL)
+ model = "ne2k_pci";
+ snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model);
+ if (get_image_size(buf) > 0) {
+ option_rom[nb_option_roms] = strdup(buf);
+ nb_option_roms++;
+ break;
+ }
+ }
+ if (i == nb_nics) {
+ fprintf(stderr, "No valid PXE rom found for network device\n");
+ exit(1);
+ }
+ boot_device = 'c'; /* to prevent confusion by the BIOS */
}
+#endif
/* init the memory */
- phys_ram_size = ram_size + vga_ram_size + bios_size;
+ phys_ram_size = ram_size + vga_ram_size + MAX_BIOS_SIZE;
-#ifdef CONFIG_SOFTMMU
-#ifdef _BSD
- /* mallocs are always aligned on BSD. valloc is better for correctness */
- phys_ram_base = valloc(phys_ram_size);
-#else
- phys_ram_base = memalign(TARGET_PAGE_SIZE, phys_ram_size);
-#endif
+ phys_ram_base = qemu_vmalloc(phys_ram_size);
if (!phys_ram_base) {
fprintf(stderr, "Could not allocate physical memory\n");
exit(1);
}
-#else
- /* as we must map the same page at several addresses, we must use
- a fd */
- {
- const char *tmpdir;
-
- tmpdir = getenv("QEMU_TMPDIR");
- if (!tmpdir)
- tmpdir = "/tmp";
- snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir);
- if (mkstemp(phys_ram_file) < 0) {
- fprintf(stderr, "Could not create temporary memory file '%s'\n",
- phys_ram_file);
- exit(1);
- }
- phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600);
- if (phys_ram_fd < 0) {
- fprintf(stderr, "Could not open temporary memory file '%s'\n",
- phys_ram_file);
- exit(1);
- }
- ftruncate(phys_ram_fd, phys_ram_size);
- unlink(phys_ram_file);
- phys_ram_base = mmap(get_mmap_addr(phys_ram_size),
- phys_ram_size,
- PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED,
- phys_ram_fd, 0);
- if (phys_ram_base == MAP_FAILED) {
- fprintf(stderr, "Could not map physical memory\n");
- exit(1);
- }
- }
-#endif
/* we always create the cdrom drive, even if no disk is there */
bdrv_init();
- if (has_cdrom) {
- bs_table[2] = bdrv_new("cdrom");
- bdrv_set_type_hint(bs_table[2], BDRV_TYPE_CDROM);
+ if (cdrom_index >= 0) {
+ bs_table[cdrom_index] = bdrv_new("cdrom");
+ bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
}
/* open the virtual block devices */
snprintf(buf, sizeof(buf), "hd%c", i + 'a');
bs_table[i] = bdrv_new(buf);
}
- if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) {
+ if (bdrv_open(bs_table[i], hd_filename[i], snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
hd_filename[i]);
exit(1);
}
- if (i == 0 && cyls != 0)
+ if (i == 0 && cyls != 0) {
bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
+ bdrv_set_translation_hint(bs_table[i], translation);
+ }
}
}
bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
}
if (fd_filename[i] != '\0') {
- if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) {
+ if (bdrv_open(fd_table[i], fd_filename[i],
+ snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
fd_filename[i]);
exit(1);
}
}
- /* init CPU state */
- env = cpu_init();
- global_env = env;
- cpu_single_env = env;
-
- register_savevm("timer", 0, 1, timer_save, timer_load, env);
- register_savevm("cpu", 0, 2, cpu_save, cpu_load, env);
- register_savevm("ram", 0, 1, ram_save, ram_load, NULL);
- qemu_register_reset(main_cpu_reset, global_env);
+ register_savevm("timer", 0, 2, timer_save, timer_load, NULL);
+ register_savevm("ram", 0, 2, ram_save, ram_load, NULL);
init_ioports();
- cpu_calibrate_ticks();
/* terminal init */
if (nographic) {
dumb_display_init(ds);
+ } else if (vnc_display != NULL) {
+ vnc_display_init(ds, vnc_display);
} else {
-#ifdef CONFIG_SDL
- sdl_display_init(ds);
+#if defined(CONFIG_SDL)
+ sdl_display_init(ds, full_screen);
+#elif defined(CONFIG_COCOA)
+ cocoa_display_init(ds, full_screen);
#else
dumb_display_init(ds);
#endif
}
- vga_console = graphic_console_init(ds);
-
monitor_hd = qemu_chr_open(monitor_device);
if (!monitor_hd) {
fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
monitor_init(monitor_hd, !nographic);
for(i = 0; i < MAX_SERIAL_PORTS; i++) {
- if (serial_devices[i][0] != '\0') {
- serial_hds[i] = qemu_chr_open(serial_devices[i]);
+ const char *devname = serial_devices[i];
+ if (devname[0] != '\0' && strcmp(devname, "none")) {
+ serial_hds[i] = qemu_chr_open(devname);
if (!serial_hds[i]) {
fprintf(stderr, "qemu: could not open serial device '%s'\n",
- serial_devices[i]);
+ devname);
exit(1);
}
- if (!strcmp(serial_devices[i], "vc"))
- qemu_chr_printf(serial_hds[i], "serial%d console\n", i);
+ if (!strcmp(devname, "vc"))
+ qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i);
}
}
- /* setup cpu signal handlers for MMU / self modifying code handling */
-#if !defined(CONFIG_SOFTMMU)
-
-#if defined (TARGET_I386) && defined(USE_CODE_COPY)
- {
- stack_t stk;
- signal_stack = memalign(16, SIGNAL_STACK_SIZE);
- stk.ss_sp = signal_stack;
- stk.ss_size = SIGNAL_STACK_SIZE;
- stk.ss_flags = 0;
-
- if (sigaltstack(&stk, NULL) < 0) {
- perror("sigaltstack");
- exit(1);
+ for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
+ const char *devname = parallel_devices[i];
+ if (devname[0] != '\0' && strcmp(devname, "none")) {
+ parallel_hds[i] = qemu_chr_open(devname);
+ if (!parallel_hds[i]) {
+ fprintf(stderr, "qemu: could not open parallel device '%s'\n",
+ devname);
+ exit(1);
+ }
+ if (!strcmp(devname, "vc"))
+ qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i);
}
}
-#endif
- {
- struct sigaction act;
-
- sigfillset(&act.sa_mask);
- act.sa_flags = SA_SIGINFO;
-#if defined (TARGET_I386) && defined(USE_CODE_COPY)
- act.sa_flags |= SA_ONSTACK;
-#endif
- act.sa_sigaction = host_segv_handler;
- sigaction(SIGSEGV, &act, NULL);
- sigaction(SIGBUS, &act, NULL);
-#if defined (TARGET_I386) && defined(USE_CODE_COPY)
- sigaction(SIGFPE, &act, NULL);
-#endif
- }
-#endif
-#ifndef _WIN32
- {
- struct sigaction act;
- sigfillset(&act.sa_mask);
- act.sa_flags = 0;
- act.sa_handler = SIG_IGN;
- sigaction(SIGPIPE, &act, NULL);
- }
-#endif
- init_timers();
+ machine->init(ram_size, vga_ram_size, boot_device,
+ ds, fd_filename, snapshot,
+ kernel_filename, kernel_cmdline, initrd_filename);
-#if defined(TARGET_I386)
- pc_init(ram_size, vga_ram_size, boot_device,
- ds, fd_filename, snapshot,
- kernel_filename, kernel_cmdline, initrd_filename);
-#elif defined(TARGET_PPC)
- ppc_init(ram_size, vga_ram_size, boot_device,
- ds, fd_filename, snapshot,
- kernel_filename, kernel_cmdline, initrd_filename);
-#endif
+ /* init USB devices */
+ if (usb_enabled) {
+ for(i = 0; i < usb_devices_index; i++) {
+ if (usb_device_add(usb_devices[i]) < 0) {
+ fprintf(stderr, "Warning: could not add USB device %s\n",
+ usb_devices[i]);
+ }
+ }
+ }
gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock));
#ifdef CONFIG_GDBSTUB
if (use_gdbstub) {
- if (gdbserver_start(gdbstub_port) < 0) {
- fprintf(stderr, "Could not open gdbserver socket on port %d\n",
+ /* XXX: use standard host:port notation and modify options
+ accordingly. */
+ if (gdbserver_start_port(gdbstub_port) < 0) {
+ fprintf(stderr, "qemu: could not open gdbstub device on port '%d'\n",
gdbstub_port);
exit(1);
- } else {
- printf("Waiting gdb connection on port %d\n", gdbstub_port);
}
} else
#endif
+ if (loadvm)
+ do_loadvm(loadvm);
+
{
/* XXX: simplify init */
read_passwords();
- if (start_emulation) {
+ if (autostart) {
vm_start();
}
}
+
+ if (daemonize) {
+ uint8_t status = 0;
+ ssize_t len;
+ int fd;
+
+ again1:
+ len = write(fds[1], &status, 1);
+ if (len == -1 && (errno == EINTR))
+ goto again1;
+
+ if (len != 1)
+ exit(1);
+
+ fd = open("/dev/null", O_RDWR);
+ if (fd == -1)
+ exit(1);
+
+ dup2(fd, 0);
+ dup2(fd, 1);
+ dup2(fd, 2);
+
+ close(fd);
+ }
+
main_loop();
quit_timers();
return 0;
projects / qemu.git / blobdiff