void process_incoming_migration(QEMUFile *f)
{
Coroutine *co = qemu_coroutine_create(process_incoming_migration_co);
int fd = qemu_get_fd(f);
assert(fd != -1);
qemu_set_nonblock(fd);
qemu_coroutine_enter(co, f);
}
void exec_start_incoming_migration(const char *command, Error **errp)
{
QEMUFile *f;
DPRINTF("Attempting to start an incoming migration\n");
f = qemu_popen_cmd(command, "r");
if(f == NULL) {
error_setg_errno(errp, errno, "failed to popen the migration source");
return;
}
qemu_set_fd_handler(qemu_get_fd(f), exec_accept_incoming_migration, NULL,
f);
}
/*
* The meaning of the return values is:
* 0: We can continue sending
* 1: Time to stop
* negative: There has been an error
*/
static int buffered_get_fd(void *opaque)
{
QEMUFileBuffered *s = opaque;
return qemu_get_fd(s->file);
}