/*
* QEMU System Emulator
*
- * Copyright (c) 2003-2005 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 <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
#include "exec-all.h"
#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
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;
#endif
int graphic_depth = 15;
int full_screen = 0;
+int no_quit = 0;
CharDriverState *serial_hds[MAX_SERIAL_PORTS];
CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
#ifdef TARGET_I386
int usb_enabled = 0;
static VLANState *first_vlan;
int smp_cpus = 1;
-int vnc_display = -1;
+const char *vnc_display;
#if defined(TARGET_SPARC)
#define MAX_CPUS 16
#elif defined(TARGET_I386)
#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 */
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;
-}
-
void cpu_outb(CPUState *env, int addr, int val)
{
#ifdef DEBUG_IOPORT
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 int qemu_put_mouse_event_absolute;
+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, int absolute)
+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;
- qemu_put_mouse_event_absolute = absolute;
+ 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);
}
}
int kbd_mouse_is_absolute(void)
{
- return qemu_put_mouse_event_absolute;
+ if (!qemu_put_mouse_event_current)
+ return 0;
+
+ return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute;
}
-/***********************************************************/
-/* timers */
+void do_info_mice(void)
+{
+ QEMUPutMouseEntry *cursor;
+ int index = 0;
-#if defined(__powerpc__)
+ if (!qemu_put_mouse_event_head) {
+ term_printf("No mouse devices connected\n");
+ return;
+ }
-static inline uint32_t get_tbl(void)
-{
- uint32_t tbl;
- asm volatile("mftb %0" : "=r" (tbl));
- return tbl;
+ 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
+
+static int64_t clock_freq;
-int64_t cpu_get_real_ticks(void)
+static void init_get_clock(void)
{
-#ifdef _WIN32
- LARGE_INTEGER ti;
- QueryPerformanceCounter(&ti);
- return ti.QuadPart;
-#else
- int64_t val;
- asm volatile ("rdtsc" : "=A" (val));
- return val;
-#endif
+ 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);
}
-#elif defined(__ia64)
+#else
+
+static int use_rt_clock;
-int64_t cpu_get_real_ticks(void)
+static void init_get_clock(void)
{
- int64_t val;
- asm volatile ("mov %0 = ar.itc" : "=r"(val) :: "memory");
- return val;
+ use_rt_clock = 0;
+#if defined(__linux__)
+ {
+ struct timespec ts;
+ if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
+ use_rt_clock = 1;
+ }
+ }
+#endif
}
-#elif defined(__s390__)
-
-int64_t cpu_get_real_ticks(void)
+static int64_t get_clock(void)
{
- int64_t val;
- asm volatile("stck 0(%1)" : "=m" (val) : "a" (&val) : "cc");
- return val;
+#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);
+ }
}
-#else
-#error unsupported CPU
#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;
}
}
+/* 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;
+ }
+}
+
/* enable cpu_get_ticks() */
void cpu_enable_ticks(void)
{
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;
}
}
-#ifdef _WIN32
-void cpu_calibrate_ticks(void)
-{
- LARGE_INTEGER freq;
- int ret;
-
- ret = QueryPerformanceFrequency(&freq);
- if (ret == 0) {
- fprintf(stderr, "Could not calibrate ticks\n");
- exit(1);
- }
- ticks_per_sec = freq.QuadPart;
-}
-
-#else
-static int64_t get_clock(void)
-{
- struct timeval tv;
- gettimeofday(&tv, NULL);
- return tv.tv_sec * 1000000LL + tv.tv_usec;
-}
-
-void cpu_calibrate_ticks(void)
-{
- int64_t usec, ticks;
-
- usec = get_clock();
- ticks = cpu_get_real_ticks();
- usleep(50 * 1000);
- usec = get_clock() - usec;
- ticks = cpu_get_real_ticks() - ticks;
- ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec;
-}
-#endif /* !_WIN32 */
-
-/* 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
{
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),
#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;
perror("failed CreateEvent");
exit(1);
}
- ResetEvent(host_alarm);
+ qemu_add_wait_object(host_alarm, NULL, NULL);
}
pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000;
#else
/***********************************************************/
/* character device */
+static void qemu_chr_event(CharDriverState *s, int event)
+{
+ if (!s->chr_event)
+ return;
+ s->chr_event(s->handler_opaque, event);
+}
+
+static void qemu_chr_reset_bh(void *opaque)
+{
+ CharDriverState *s = opaque;
+ qemu_chr_event(s, CHR_EVENT_RESET);
+ qemu_bh_delete(s->bh);
+ s->bh = NULL;
+}
+
+void qemu_chr_reset(CharDriverState *s)
+{
+ if (s->bh == NULL) {
+ s->bh = qemu_bh_new(qemu_chr_reset_bh, s);
+ qemu_bh_schedule(s->bh);
+ }
+}
+
int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
{
return s->chr_write(s, buf, len);
return s->chr_ioctl(s, cmd, arg);
}
+int qemu_chr_can_read(CharDriverState *s)
+{
+ 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];
s->chr_send_event(s, event);
}
-void qemu_chr_add_read_handler(CharDriverState *s,
- 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_add_read_handler(s, fd_can_read, fd_read, 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);
}
-void qemu_chr_add_event_handler(CharDriverState *s, IOEventHandler *chr_event)
-{
- s->chr_event = chr_event;
-}
-
static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
{
return len;
}
-static void null_chr_add_read_handler(CharDriverState *chr,
- IOCanRWHandler *fd_can_read,
- IOReadHandler *fd_read, void *opaque)
-{
-}
-
-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;
}
typedef struct {
int fd_in, fd_out;
- IOCanRWHandler *fd_can_read;
- IOReadHandler *fd_read;
- void *fd_opaque;
int max_size;
} FDCharDriver;
CharDriverState *chr = opaque;
FDCharDriver *s = chr->opaque;
- s->max_size = s->fd_can_read(s->fd_opaque);
+ s->max_size = qemu_chr_can_read(chr);
return 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) {
- s->fd_read(s->fd_opaque, buf, size);
+ qemu_chr_read(chr, buf, size);
}
}
-static void fd_chr_add_read_handler(CharDriverState *chr,
- IOCanRWHandler *fd_can_read,
- IOReadHandler *fd_read, void *opaque)
+static void fd_chr_update_read_handler(CharDriverState *chr)
{
FDCharDriver *s = chr->opaque;
if (s->fd_in >= 0) {
- s->fd_can_read = fd_can_read;
- s->fd_read = fd_read;
- s->fd_opaque = opaque;
if (nographic && s->fd_in == 0) {
} else {
qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
}
/* 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;
}
-CharDriverState *qemu_chr_open_file_out(const char *file_out)
+static CharDriverState *qemu_chr_open_file_out(const char *file_out)
{
int fd_out;
return qemu_chr_open_fd(-1, fd_out);
}
-CharDriverState *qemu_chr_open_pipe(const char *filename)
+static CharDriverState *qemu_chr_open_pipe(const char *filename)
{
- int fd;
-
- fd = open(filename, O_RDWR | O_BINARY);
- if (fd < 0)
- return NULL;
- return qemu_chr_open_fd(fd, fd);
+ 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);
}
static int term_got_escape, client_index;
static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
-int term_fifo_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;
- if (s->fd_can_read(s->fd_opaque) > 0) {
+ if (qemu_chr_can_read(chr) > 0) {
buf[0] = ch;
- s->fd_read(s->fd_opaque, buf, 1);
+ qemu_chr_read(chr, buf, 1);
} else if (term_fifo_size == 0) {
term_fifo[term_fifo_size++] = ch;
}
static int stdio_read_poll(void *opaque)
{
CharDriverState *chr;
- FDCharDriver *s;
if (client_index < stdio_nb_clients) {
chr = stdio_clients[client_index];
- s = chr->opaque;
/* try to flush the queue if needed */
- if (term_fifo_size != 0 && s->fd_can_read(s->fd_opaque) > 0) {
- s->fd_read(s->fd_opaque, term_fifo, 1);
+ 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 */
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 */
static struct termios oldtty;
static int old_fd0_flags;
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_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, NULL);
client_index = stdio_nb_clients;
}
#if defined(__linux__)
-CharDriverState *qemu_chr_open_pty(void)
+static CharDriverState *qemu_chr_open_pty(void)
{
struct termios tty;
char slave_name[1024];
|INLCR|IGNCR|ICRNL|IXON);
tty.c_oflag |= OPOST;
tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
- tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS);
+ tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS|CSTOPB);
switch(data_bits) {
default:
case 8:
tty.c_cflag |= PARENB | PARODD;
break;
}
+ if (stop_bits == 2)
+ tty.c_cflag |= CSTOPB;
tcsetattr (fd, TCSANOW, &tty);
}
return 0;
}
-CharDriverState *qemu_chr_open_tty(const char *filename)
+static CharDriverState *qemu_chr_open_tty(const char *filename)
{
CharDriverState *chr;
int fd;
if (!chr)
return NULL;
chr->chr_ioctl = tty_serial_ioctl;
+ qemu_chr_reset(chr);
return chr;
}
return 0;
}
-CharDriverState *qemu_chr_open_pp(const char *filename)
+static CharDriverState *qemu_chr_open_pp(const char *filename)
{
CharDriverState *chr;
int fd;
}
chr->opaque = (void *)fd;
chr->chr_write = null_chr_write;
- chr->chr_add_read_handler = null_chr_add_read_handler;
chr->chr_ioctl = pp_ioctl;
+
+ qemu_chr_reset(chr);
+
return chr;
}
#else
-CharDriverState *qemu_chr_open_pty(void)
+static CharDriverState *qemu_chr_open_pty(void)
{
return NULL;
}
#ifdef _WIN32
typedef struct {
- IOCanRWHandler *fd_can_read;
- IOReadHandler *fd_read;
- void *win_opaque;
int max_size;
HANDLE hcom, hrecv, hsend;
OVERLAPPED orecv, osend;
static int win_chr_poll(void *opaque);
static int win_chr_pipe_poll(void *opaque);
-static void win_chr_close2(WinCharState *s)
+static void win_chr_close(CharDriverState *chr)
{
+ WinCharState *s = chr->opaque;
+
if (s->hsend) {
CloseHandle(s->hsend);
s->hsend = NULL;
s->hcom = NULL;
}
if (s->fpipe)
- qemu_del_polling_cb(win_chr_pipe_poll, s);
+ qemu_del_polling_cb(win_chr_pipe_poll, chr);
else
- qemu_del_polling_cb(win_chr_poll, s);
+ qemu_del_polling_cb(win_chr_poll, chr);
}
-static void win_chr_close(CharDriverState *chr)
+static int win_chr_init(CharDriverState *chr, const char *filename)
{
WinCharState *s = chr->opaque;
- win_chr_close2(s);
-}
-
-static int win_chr_init(WinCharState *s, const char *filename)
-{
COMMCONFIG comcfg;
COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
COMSTAT comstat;
fprintf(stderr, "Failed ClearCommError\n");
goto fail;
}
- qemu_add_polling_cb(win_chr_poll, s);
+ qemu_add_polling_cb(win_chr_poll, chr);
return 0;
fail:
- win_chr_close2(s);
+ win_chr_close(chr);
return -1;
}
return len1 - len;
}
-static int win_chr_read_poll(WinCharState *s)
+static int win_chr_read_poll(CharDriverState *chr)
{
- s->max_size = s->fd_can_read(s->win_opaque);
+ WinCharState *s = chr->opaque;
+
+ s->max_size = qemu_chr_can_read(chr);
return s->max_size;
}
-
-static void win_chr_readfile(WinCharState *s)
+
+static void win_chr_readfile(CharDriverState *chr)
{
+ WinCharState *s = chr->opaque;
int ret, err;
uint8_t buf[1024];
DWORD size;
}
if (size > 0) {
- s->fd_read(s->win_opaque, buf, size);
+ qemu_chr_read(chr, buf, size);
}
}
-static void win_chr_read(WinCharState *s)
+static void win_chr_read(CharDriverState *chr)
{
+ WinCharState *s = chr->opaque;
+
if (s->len > s->max_size)
s->len = s->max_size;
if (s->len == 0)
return;
- win_chr_readfile(s);
+ win_chr_readfile(chr);
}
static int win_chr_poll(void *opaque)
{
- WinCharState *s = 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(s);
- win_chr_read(s);
+ win_chr_read_poll(chr);
+ win_chr_read(chr);
return 1;
}
return 0;
}
-static void win_chr_add_read_handler(CharDriverState *chr,
- IOCanRWHandler *fd_can_read,
- IOReadHandler *fd_read, void *opaque)
-{
- WinCharState *s = chr->opaque;
-
- s->fd_can_read = fd_can_read;
- s->fd_read = fd_read;
- s->win_opaque = opaque;
-}
-
-CharDriverState *qemu_chr_open_win(const char *filename)
+static CharDriverState *qemu_chr_open_win(const char *filename)
{
CharDriverState *chr;
WinCharState *s;
}
chr->opaque = s;
chr->chr_write = win_chr_write;
- chr->chr_add_read_handler = win_chr_add_read_handler;
chr->chr_close = win_chr_close;
- if (win_chr_init(s, filename) < 0) {
+ if (win_chr_init(chr, filename) < 0) {
free(s);
free(chr);
return NULL;
}
+ qemu_chr_reset(chr);
return chr;
}
static int win_chr_pipe_poll(void *opaque)
{
- WinCharState *s = opaque;
+ CharDriverState *chr = opaque;
+ WinCharState *s = chr->opaque;
DWORD size;
PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
if (size > 0) {
s->len = size;
- win_chr_read_poll(s);
- win_chr_read(s);
+ win_chr_read_poll(chr);
+ win_chr_read(chr);
return 1;
}
return 0;
}
-static int win_chr_pipe_init(WinCharState *s, const char *filename)
+static int win_chr_pipe_init(CharDriverState *chr, const char *filename)
{
+ WinCharState *s = chr->opaque;
OVERLAPPED ov;
int ret;
DWORD size;
CloseHandle(ov.hEvent);
ov.hEvent = NULL;
}
- qemu_add_polling_cb(win_chr_pipe_poll, s);
+ qemu_add_polling_cb(win_chr_pipe_poll, chr);
return 0;
fail:
- win_chr_close2(s);
+ win_chr_close(chr);
return -1;
}
-CharDriverState *qemu_chr_open_win_pipe(const char *filename)
+static CharDriverState *qemu_chr_open_win_pipe(const char *filename)
{
CharDriverState *chr;
WinCharState *s;
}
chr->opaque = s;
chr->chr_write = win_chr_write;
- chr->chr_add_read_handler = win_chr_add_read_handler;
chr->chr_close = win_chr_close;
- if (win_chr_pipe_init(s, filename) < 0) {
+ if (win_chr_pipe_init(chr, filename) < 0) {
free(s);
free(chr);
return NULL;
}
+ qemu_chr_reset(chr);
return chr;
}
-CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
+static CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
{
CharDriverState *chr;
WinCharState *s;
s->hcom = fd_out;
chr->opaque = s;
chr->chr_write = win_chr_write;
- chr->chr_add_read_handler = win_chr_add_read_handler;
+ qemu_chr_reset(chr);
return chr;
}
-CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
+static CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
{
HANDLE 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;
} 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, "file:", &p)) {
+ 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);
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];
return 0;
}
-/* find or alloc a new VLAN */
-VLANState *qemu_find_vlan(int id)
+#ifndef _WIN32
+static int parse_unix_path(struct sockaddr_un *uaddr, const char *str)
{
- VLANState **pvlan, *vlan;
+ 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;
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);
}
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);
}
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)
{
- fprintf(stderr, "warning: tap_open not yet implemented\n");
- return -1;
+ 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)
if (fd < 0)
return -1;
- if (!setup_script)
+ if (!setup_script || !strcmp(setup_script, "no"))
setup_script = "";
if (setup_script[0] != '\0') {
/* try to launch network init script */
socket_set_nonblock(fd);
return fd;
fail:
- if (fd>=0) close(fd);
+ if (fd >= 0)
+ closesocket(fd);
return -1;
}
}
s1 = net_socket_fd_init(s->vlan, fd, 1);
if (!s1) {
- close(fd);
+ closesocket(fd);
} else {
snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
"socket: connection from %s:%d",
return 0;
}
-int net_client_init(const char *str)
+static int net_client_init(const char *str)
{
const char *p;
char *q;
if (net_tap_fd_init(vlan, fd))
ret = 0;
} else {
- get_param_value(ifname, sizeof(ifname), "ifname", p);
+ 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);
}
term_printf(" %s\n", vc->info_str);
}
}
-
+
/***********************************************************/
/* USB devices */
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;
}
{
USBPort *port;
USBPort **lastp;
+ USBDevice *dev;
int bus_num, addr;
const char *p;
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;
speed_str = "?";
break;
}
- term_printf(" Device %d.%d, speed %s Mb/s\n",
- 0, dev->addr, speed_str);
+ term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
+ 0, dev->addr, speed_str, dev->devname);
}
}
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 */
}
}
+#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;
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);
-}
-
typedef struct SaveStateEntry {
char idstr[256];
int instance_id;
}
#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(;;) {
- 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);
}
/***********************************************************/
qemu_put_be64s(f, &env->fmask);
qemu_put_be64s(f, &env->kernelgsbase);
#endif
+ qemu_put_be32s(f, &env->smbase);
}
#ifdef USE_X86LDOUBLE
uint32_t hflags;
uint16_t fpus, fpuc, fptag, fpregs_format;
- if (version_id != 3)
+ if (version_id != 3 && version_id != 4)
return -EINVAL;
for(i = 0; i < CPU_NB_REGS; i++)
qemu_get_betls(f, &env->regs[i]);
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;
/* FPU */
for(i = 0; i < TARGET_FPREGS; i++) {
union {
- TARGET_FPREG_T f;
- target_ulong i;
+ float32 f;
+ uint32_t i;
} u;
u.f = env->fpr[i];
- qemu_put_betl(f, u.i);
+ qemu_put_be32(f, u.i);
}
qemu_put_betls(f, &env->pc);
/* FPU */
for(i = 0; i < TARGET_FPREGS; i++) {
union {
- TARGET_FPREG_T f;
- target_ulong i;
+ float32 f;
+ uint32_t i;
} u;
- u.i = qemu_get_betl(f);
+ u.i = qemu_get_be32(f);
env->fpr[i] = u.f;
}
return 0;
}
-#elif defined(TARGET_ARM)
+#elif defined(TARGET_ARM)
+
+/* ??? Need to implement these. */
+void cpu_save(QEMUFile *f, void *opaque)
+{
+}
+
+int cpu_load(QEMUFile *f, void *opaque, int version_id)
+{
+ return 0;
+}
+
+#else
+
+#warning No CPU save/restore functions
+
+#endif
+
+/***********************************************************/
+/* ram save/restore */
+
+static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
+{
+ int v;
+
+ v = qemu_get_byte(f);
+ switch(v) {
+ case 0:
+ if (qemu_get_buffer(f, buf, len) != len)
+ return -EIO;
+ break;
+ case 1:
+ v = qemu_get_byte(f);
+ memset(buf, v, len);
+ break;
+ default:
+ return -EINVAL;
+ }
+ 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;
-/* ??? Need to implement these. */
-void cpu_save(QEMUFile *f, void *opaque)
+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;
}
-int cpu_load(QEMUFile *f, void *opaque, int version_id)
+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;
}
-#else
+static void ram_decompress_close(RamDecompressState *s)
+{
+ inflateEnd(&s->zstream);
+}
-#warning No CPU save/restore functions
+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);
+ 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)
+{
+ RamDecompressState s1, *s = &s1;
+ uint8_t buf[10];
+ int i;
+ 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;
+ 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;
+}
/***********************************************************/
-/* ram save/restore */
+/* 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;
-/* we just avoid storing empty pages */
-static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len)
+QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
{
- int i, v;
+ 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;
- v = buf[0];
- for(i = 1; i < len; i++) {
- if (buf[i] != v)
- goto normal_save;
+ ret = 0;
+ for(;;) {
+ pbh = &first_bh;
+ bh = *pbh;
+ if (!bh)
+ break;
+ ret = 1;
+ *pbh = bh->next;
+ bh->scheduled = 0;
+ bh->cb(bh->opaque);
}
- qemu_put_byte(f, 1);
- qemu_put_byte(f, v);
- return;
- normal_save:
- qemu_put_byte(f, 0);
- qemu_put_buffer(f, buf, len);
+ return ret;
}
-static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
+void qemu_bh_schedule(QEMUBH *bh)
{
- int v;
+ CPUState *env = cpu_single_env;
+ if (bh->scheduled)
+ return;
+ bh->scheduled = 1;
+ bh->next = first_bh;
+ first_bh = bh;
- v = qemu_get_byte(f);
- switch(v) {
- case 0:
- if (qemu_get_buffer(f, buf, len) != len)
- return -EIO;
- break;
- case 1:
- v = qemu_get_byte(f);
- memset(buf, v, len);
- break;
- default:
- return -EINVAL;
+ /* stop the currently executing CPU to execute the BH ASAP */
+ if (env) {
+ cpu_interrupt(env, CPU_INTERRUPT_EXIT);
}
- return 0;
}
-static void ram_save(QEMUFile *f, void *opaque)
+void qemu_bh_cancel(QEMUBH *bh)
{
- int i;
- 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);
+ QEMUBH **pbh;
+ if (bh->scheduled) {
+ pbh = &first_bh;
+ while (*pbh != bh)
+ pbh = &(*pbh)->next;
+ *pbh = bh->next;
+ bh->scheduled = 0;
}
}
-static int ram_load(QEMUFile *f, void *opaque, int version_id)
+void qemu_bh_delete(QEMUBH *bh)
{
- int i, ret;
-
- if (version_id != 1)
- 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;
- }
- return 0;
+ qemu_bh_cancel(bh);
+ qemu_free(bh);
}
/***********************************************************/
*pre = re;
}
-void qemu_system_reset(void)
+static void qemu_system_reset(void)
{
QEMUResetEntry *re;
void qemu_system_reset_request(void)
{
- reset_requested = 1;
+ if (no_reboot) {
+ shutdown_requested = 1;
+ } else {
+ reset_requested = 1;
+ }
if (cpu_single_env)
cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
}
}
#ifdef _WIN32
if (ret == 0 && timeout > 0) {
- int err;
- HANDLE hEvents[1];
-
- hEvents[0] = host_alarm;
- ret = WaitForMultipleObjects(1, hEvents, FALSE, timeout);
- switch(ret) {
- case WAIT_OBJECT_0 + 0:
- break;
- case WAIT_TIMEOUT:
- break;
- default:
- err = GetLastError();
- fprintf(stderr, "Wait error %d %d\n", ret, err);
- break;
- }
+ 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 */
slirp_select_poll(&rfds, &wfds, &xfds);
}
#endif
-#ifdef _WIN32
- tap_win32_poll();
-#endif
+ qemu_aio_poll();
+ qemu_bh_poll();
if (vm_running) {
qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
void help(void)
{
- printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2005 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"
"-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|c|d] boot on floppy (a), 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"
#ifndef _WIN32
- "-k language use keyboard layout (for example \"fr\" for French)\n"
+ "-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"
"-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"
"-d item1,... output log to %s (use -d ? for a list of log items)\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 and VGA BIOS\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"
" (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-alt-f toggle full screen\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);
}
QEMU_OPTION_cdrom,
QEMU_OPTION_boot,
QEMU_OPTION_snapshot,
+#ifdef TARGET_I386
+ QEMU_OPTION_no_fd_bootchk,
+#endif
QEMU_OPTION_m,
QEMU_OPTION_nographic,
#ifdef HAS_AUDIO
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_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 },
{ "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 },
{ "k", HAS_ARG, QEMU_OPTION_k },
{ "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 */
{ "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 },
};
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);
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
}
#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)
const char *kernel_filename, *kernel_cmdline;
DisplayState *ds = &display_state;
int cyls, heads, secs, translation;
- int start_emulation = 1;
char net_clients[MAX_NET_CLIENTS][256];
int nb_net_clients;
int optind;
QEMUMachine *machine;
char usb_devices[MAX_USB_CMDLINE][128];
int usb_devices_index;
+ int fds[2];
LIST_INIT (&vm_change_state_head);
-#if !defined(CONFIG_SOFTMMU)
- /* we never want that malloc() uses mmap() */
- mallopt(M_MMAP_THRESHOLD, 4096 * 1024);
+#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;
hd_filename[i] = NULL;
ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
vga_ram_size = VGA_RAM_SIZE;
- bios_size = BIOS_SIZE;
#ifdef CONFIG_GDBSTUB
use_gdbstub = 0;
gdbstub_port = DEFAULT_GDBSTUB_PORT;
const QEMUOption *popt;
optind++;
+ /* Treat --foo the same as -foo. */
+ if (r[1] == '-')
+ r++;
popt = qemu_options;
for(;;) {
if (!popt->name) {
case QEMU_OPTION_boot:
boot_device = optarg[0];
if (boot_device != 'a' &&
-#ifdef TARGET_SPARC
+#if defined(TARGET_SPARC) || defined(TARGET_I386)
// Network boot
boot_device != 'n' &&
#endif
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;
bios_dir = optarg;
break;
case QEMU_OPTION_S:
- start_emulation = 0;
+ autostart = 0;
break;
case QEMU_OPTION_k:
keyboard_layout = optarg;
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;
}
break;
case QEMU_OPTION_vnc:
- vnc_display = atoi(optarg);
- if (vnc_display < 0) {
- fprintf(stderr, "Invalid VNC display\n");
- exit(1);
- }
+ 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 &&
+
+ 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();
+
#ifdef _WIN32
socket_init();
#endif
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
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();
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);
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);
}
}
- register_savevm("timer", 0, 1, timer_save, timer_load, NULL);
- register_savevm("ram", 0, 1, ram_save, ram_load, NULL);
+ 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 != -1) {
+ } else if (vnc_display != NULL) {
vnc_display_init(ds, vnc_display);
} else {
#if defined(CONFIG_SDL)
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);
}
}
for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
- if (parallel_devices[i][0] != '\0') {
- parallel_hds[i] = qemu_chr_open(parallel_devices[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",
- parallel_devices[i]);
+ devname);
exit(1);
}
- if (!strcmp(parallel_devices[i], "vc"))
- qemu_chr_printf(parallel_hds[i], "parallel%d console\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);
+ 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,
#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)
- qemu_loadvm(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