typedef struct QEMUTimer QEMUTimer;
typedef struct QEMUFile QEMUFile;
-typedef struct QEMUBH QEMUBH;
typedef struct DeviceState DeviceState;
struct Monitor;
#include <sys/time.h>
#include <assert.h>
#include <signal.h>
+#include <glib.h>
#ifdef _WIN32
#include "qemu-os-win32.h"
#define TIME_MAX LONG_MAX
#endif
+/* HOST_LONG_BITS is the size of a native pointer in bits. */
+#if UINTPTR_MAX == UINT32_MAX
+# define HOST_LONG_BITS 32
+#elif UINTPTR_MAX == UINT64_MAX
+# define HOST_LONG_BITS 64
+#else
+# error Unknown pointer size
+#endif
+
#ifndef CONFIG_IOVEC
#define CONFIG_IOVEC
struct iovec {
#ifdef _WIN32
#define fsync _commit
-#define lseek _lseeki64
+#if !defined(lseek)
+# define lseek _lseeki64
+#endif
int qemu_ftruncate64(int, int64_t);
-#define ftruncate qemu_ftruncate64
+#if !defined(ftruncate)
+# define ftruncate qemu_ftruncate64
+#endif
static inline char *realpath(const char *path, char *resolved_path)
{
}
#endif
+/* icount */
+void configure_icount(const char *option);
+extern int use_icount;
+
/* FIXME: Remove NEED_CPU_H. */
#ifndef NEED_CPU_H
int qemu_main(int argc, char **argv, char **envp);
#endif
-/* bottom halves */
-typedef void QEMUBHFunc(void *opaque);
-
-QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque);
-void qemu_bh_schedule(QEMUBH *bh);
-/* Bottom halfs that are scheduled from a bottom half handler are instantly
- * invoked. This can create an infinite loop if a bottom half handler
- * schedules itself. qemu_bh_schedule_idle() avoids this infinite loop by
- * ensuring that the bottom half isn't executed until the next main loop
- * iteration.
- */
-void qemu_bh_schedule_idle(QEMUBH *bh);
-void qemu_bh_cancel(QEMUBH *bh);
-void qemu_bh_delete(QEMUBH *bh);
-int qemu_bh_poll(void);
-void qemu_bh_update_timeout(int *timeout);
-
void qemu_get_timedate(struct tm *tm, int offset);
int qemu_timedate_diff(struct tm *tm);
int qemu_fls(int i);
int qemu_fdatasync(int fd);
int fcntl_setfl(int fd, int flag);
+int qemu_parse_fd(const char *param);
/*
* strtosz() suffixes used to specify the default treatment of an
#define STRTOSZ_DEFSUFFIX_B 'B'
int64_t strtosz(const char *nptr, char **end);
int64_t strtosz_suffix(const char *nptr, char **end, const char default_suffix);
+int64_t strtosz_suffix_unit(const char *nptr, char **end,
+ const char default_suffix, int64_t unit);
/* path.c */
void init_paths(const char *prefix);
#define qemu_toascii(c) toascii((unsigned char)(c))
void *qemu_oom_check(void *ptr);
-void *qemu_malloc(size_t size);
-void *qemu_realloc(void *ptr, size_t size);
-void *qemu_mallocz(size_t size);
-void qemu_free(void *ptr);
-char *qemu_strdup(const char *str);
-char *qemu_strndup(const char *str, size_t size);
-
-void qemu_mutex_lock_iothread(void);
-void qemu_mutex_unlock_iothread(void);
int qemu_open(const char *name, int flags, ...);
ssize_t qemu_write_full(int fd, const void *buf, size_t count)
QEMU_WARN_UNUSED_RESULT;
-void qemu_set_cloexec(int fd);
+ssize_t qemu_send_full(int fd, const void *buf, size_t count, int flags)
+ QEMU_WARN_UNUSED_RESULT;
+ssize_t qemu_recv_full(int fd, void *buf, size_t count, int flags)
+ QEMU_WARN_UNUSED_RESULT;
#ifndef _WIN32
-int qemu_add_child_watch(pid_t pid);
int qemu_eventfd(int pipefd[2]);
int qemu_pipe(int pipefd[2]);
#endif
#define qemu_recv(sockfd, buf, len, flags) recv(sockfd, buf, len, flags)
#endif
+int qemu_recvv(int sockfd, struct iovec *iov, int len, int iov_offset);
+int qemu_sendv(int sockfd, struct iovec *iov, int len, int iov_offset);
+
/* Error handling. */
void QEMU_NORETURN hw_error(const char *fmt, ...) GCC_FMT_ATTR(1, 2);
-/* IO callbacks. */
-typedef void IOReadHandler(void *opaque, const uint8_t *buf, int size);
-typedef int IOCanReadHandler(void *opaque);
-typedef void IOHandler(void *opaque);
-
-void qemu_iohandler_fill(int *pnfds, fd_set *readfds, fd_set *writefds, fd_set *xfds);
-void qemu_iohandler_poll(fd_set *readfds, fd_set *writefds, fd_set *xfds, int rc);
-
struct ParallelIOArg {
void *buffer;
int count;
typedef struct VLANState VLANState;
typedef struct VLANClientState VLANClientState;
typedef struct i2c_bus i2c_bus;
-typedef struct i2c_slave i2c_slave;
+typedef struct ISABus ISABus;
typedef struct SMBusDevice SMBusDevice;
typedef struct PCIHostState PCIHostState;
typedef struct PCIExpressHost PCIExpressHost;
typedef struct SSIBus SSIBus;
typedef struct EventNotifier EventNotifier;
typedef struct VirtIODevice VirtIODevice;
+typedef struct QEMUSGList QEMUSGList;
typedef uint64_t pcibus_t;
-void cpu_exec_init_all(unsigned long tb_size);
+typedef enum LostTickPolicy {
+ LOST_TICK_DISCARD,
+ LOST_TICK_DELAY,
+ LOST_TICK_MERGE,
+ LOST_TICK_SLEW,
+ LOST_TICK_MAX
+} LostTickPolicy;
+
+void tcg_exec_init(unsigned long tb_size);
+bool tcg_enabled(void);
+
+void cpu_exec_init_all(void);
/* CPU save/load. */
void cpu_save(QEMUFile *f, void *opaque);
int cpu_load(QEMUFile *f, void *opaque, int version_id);
-/* Force QEMU to stop what it's doing and service IO */
-void qemu_service_io(void);
-
-/* Force QEMU to process pending events */
-void qemu_notify_event(void);
-
/* Unblock cpu */
void qemu_cpu_kick(void *env);
void qemu_cpu_kick_self(void);
void qemu_init_vcpu(void *env);
#endif
+/**
+ * Sends an iovec (or optionally a part of it) down a socket, yielding
+ * when the socket is full.
+ */
+int qemu_co_sendv(int sockfd, struct iovec *iov,
+ int len, int iov_offset);
+
+/**
+ * Receives data into an iovec (or optionally into a part of it) from
+ * a socket, yielding when there is no data in the socket.
+ */
+int qemu_co_recvv(int sockfd, struct iovec *iov,
+ int len, int iov_offset);
+
+
+/**
+ * Sends a buffer down a socket, yielding when the socket is full.
+ */
+int qemu_co_send(int sockfd, void *buf, int len);
+
+/**
+ * Receives data into a buffer from a socket, yielding when there
+ * is no data in the socket.
+ */
+int qemu_co_recv(int sockfd, void *buf, int len);
+
+
typedef struct QEMUIOVector {
struct iovec *iov;
int niov;
void qemu_iovec_memset_skip(QEMUIOVector *qiov, int c, size_t count,
size_t skip);
+bool buffer_is_zero(const void *buf, size_t len);
+
void qemu_progress_init(int enabled, float min_skip);
void qemu_progress_end(void);
void qemu_progress_print(float delta, int max);
return res.ll;
}
+/* Round number down to multiple */
+#define QEMU_ALIGN_DOWN(n, m) ((n) / (m) * (m))
+
+/* Round number up to multiple */
+#define QEMU_ALIGN_UP(n, m) QEMU_ALIGN_DOWN((n) + (m) - 1, (m))
+
#include "module.h"
#endif
projects / qemu.git / blobdiff