if (--count) {
/* delay 50ms, 150ms, 250ms, ... */
- qemu_mod_timer(timer, qemu_get_clock_ms(rt_clock) +
+ timer_mod(timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) +
50 + (SELF_ANNOUNCE_ROUNDS - count - 1) * 100);
} else {
- qemu_del_timer(timer);
- qemu_free_timer(timer);
+ timer_del(timer);
+ timer_free(timer);
}
}
void qemu_announce_self(void)
{
static QEMUTimer *timer;
- timer = qemu_new_timer_ms(rt_clock, qemu_announce_self_once, &timer);
+ timer = timer_new_ms(QEMU_CLOCK_REALTIME, qemu_announce_self_once, &timer);
qemu_announce_self_once(&timer);
}
QEMUFile *file;
} QEMUFileSocket;
-typedef struct {
- Coroutine *co;
- int fd;
-} FDYieldUntilData;
-
-static void fd_coroutine_enter(void *opaque)
-{
- FDYieldUntilData *data = opaque;
- qemu_set_fd_handler(data->fd, NULL, NULL, NULL);
- qemu_coroutine_enter(data->co, NULL);
-}
-
-/**
- * Yield until a file descriptor becomes readable
- *
- * Note that this function clobbers the handlers for the file descriptor.
- */
-static void coroutine_fn yield_until_fd_readable(int fd)
-{
- FDYieldUntilData data;
-
- assert(qemu_in_coroutine());
- data.co = qemu_coroutine_self();
- data.fd = fd;
- qemu_set_fd_handler(fd, fd_coroutine_enter, NULL, &data);
- qemu_coroutine_yield();
-}
-
static ssize_t socket_writev_buffer(void *opaque, struct iovec *iov, int iovcnt,
int64_t pos)
{
.close = socket_close
};
-QEMUFile *qemu_fopen_socket(int fd, const char *mode)
+bool qemu_file_mode_is_not_valid(const char *mode)
{
- QEMUFileSocket *s = g_malloc0(sizeof(QEMUFileSocket));
-
if (mode == NULL ||
(mode[0] != 'r' && mode[0] != 'w') ||
mode[1] != 'b' || mode[2] != 0) {
fprintf(stderr, "qemu_fopen: Argument validity check failed\n");
+ return true;
+ }
+
+ return false;
+}
+
+QEMUFile *qemu_fopen_socket(int fd, const char *mode)
+{
+ QEMUFileSocket *s;
+
+ if (qemu_file_mode_is_not_valid(mode)) {
return NULL;
}
+ s = g_malloc0(sizeof(QEMUFileSocket));
s->fd = fd;
if (mode[0] == 'w') {
qemu_set_block(s->fd);
{
QEMUFileStdio *s;
- if (mode == NULL ||
- (mode[0] != 'r' && mode[0] != 'w') ||
- mode[1] != 'b' || mode[2] != 0) {
- fprintf(stderr, "qemu_fopen: Argument validity check failed\n");
+ if (qemu_file_mode_is_not_valid(mode)) {
return NULL;
}
* If there is writev_buffer QEMUFileOps it uses it otherwise uses
* put_buffer ops.
*/
-static void qemu_fflush(QEMUFile *f)
+void qemu_fflush(QEMUFile *f)
{
ssize_t ret = 0;
}
}
+void ram_control_before_iterate(QEMUFile *f, uint64_t flags)
+{
+ int ret = 0;
+
+ if (f->ops->before_ram_iterate) {
+ ret = f->ops->before_ram_iterate(f, f->opaque, flags);
+ if (ret < 0) {
+ qemu_file_set_error(f, ret);
+ }
+ }
+}
+
+void ram_control_after_iterate(QEMUFile *f, uint64_t flags)
+{
+ int ret = 0;
+
+ if (f->ops->after_ram_iterate) {
+ ret = f->ops->after_ram_iterate(f, f->opaque, flags);
+ if (ret < 0) {
+ qemu_file_set_error(f, ret);
+ }
+ }
+}
+
+void ram_control_load_hook(QEMUFile *f, uint64_t flags)
+{
+ int ret = 0;
+
+ if (f->ops->hook_ram_load) {
+ ret = f->ops->hook_ram_load(f, f->opaque, flags);
+ if (ret < 0) {
+ qemu_file_set_error(f, ret);
+ }
+ } else {
+ qemu_file_set_error(f, ret);
+ }
+}
+
+size_t ram_control_save_page(QEMUFile *f, ram_addr_t block_offset,
+ ram_addr_t offset, size_t size, int *bytes_sent)
+{
+ if (f->ops->save_page) {
+ int ret = f->ops->save_page(f, f->opaque, block_offset,
+ offset, size, bytes_sent);
+
+ if (ret != RAM_SAVE_CONTROL_DELAYED) {
+ if (bytes_sent && *bytes_sent > 0) {
+ qemu_update_position(f, *bytes_sent);
+ } else if (ret < 0) {
+ qemu_file_set_error(f, ret);
+ }
+ }
+
+ return ret;
+ }
+
+ return RAM_SAVE_CONTROL_NOT_SUPP;
+}
+
static void qemu_fill_buffer(QEMUFile *f)
{
int len;
return -1;
}
+void qemu_update_position(QEMUFile *f, size_t size)
+{
+ f->pos += size;
+}
+
/** Closes the file
*
* Returns negative error value if any error happened on previous operations or
/* timer */
-void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
+void timer_put(QEMUFile *f, QEMUTimer *ts)
{
uint64_t expire_time;
- expire_time = qemu_timer_expire_time_ns(ts);
+ expire_time = timer_expire_time_ns(ts);
qemu_put_be64(f, expire_time);
}
-void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
+void timer_get(QEMUFile *f, QEMUTimer *ts)
{
uint64_t expire_time;
expire_time = qemu_get_be64(f);
if (expire_time != -1) {
- qemu_mod_timer_ns(ts, expire_time);
+ timer_mod_ns(ts, expire_time);
} else {
- qemu_del_timer(ts);
+ timer_del(ts);
}
}
static int get_timer(QEMUFile *f, void *pv, size_t size)
{
QEMUTimer *v = pv;
- qemu_get_timer(f, v);
+ timer_get(f, v);
return 0;
}
static void put_timer(QEMUFile *f, void *pv, size_t size)
{
QEMUTimer *v = pv;
- qemu_put_timer(f, v);
+ timer_put(f, v);
}
const VMStateInfo vmstate_info_timer = {
qemu_gettimeofday(&tv);
sn->date_sec = tv.tv_sec;
sn->date_nsec = tv.tv_usec * 1000;
- sn->vm_clock_nsec = qemu_get_clock_ns(vm_clock);
+ sn->vm_clock_nsec = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
if (name) {
ret = bdrv_snapshot_find(bs, old_sn, name);
f = qemu_fopen(filename, "wb");
if (!f) {
- error_set(errp, QERR_OPEN_FILE_FAILED, filename);
+ error_setg_file_open(errp, errno, filename);
goto the_end;
}
ret = qemu_save_device_state(f);