monitor: add Error * argument to monitor_get_fd

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Paolo Bonzini 2012-09-20 16:50:32 +02:00 committed by Luiz Capitulino
parent 9a3a88956c
commit a9940fc4cb
4 changed files with 12 additions and 10 deletions

3
dump.c
View file

@ -836,9 +836,8 @@ void qmp_dump_guest_memory(bool paging, const char *file, bool has_begin,
#if !defined(WIN32) #if !defined(WIN32)
if (strstart(file, "fd:", &p)) { if (strstart(file, "fd:", &p)) {
fd = monitor_get_fd(cur_mon, p); fd = monitor_get_fd(cur_mon, p, errp);
if (fd == -1) { if (fd == -1) {
error_set(errp, QERR_FD_NOT_FOUND, p);
return; return;
} }
} }

View file

@ -75,7 +75,7 @@ static int fd_close(MigrationState *s)
int fd_start_outgoing_migration(MigrationState *s, const char *fdname) int fd_start_outgoing_migration(MigrationState *s, const char *fdname)
{ {
s->fd = monitor_get_fd(cur_mon, fdname); s->fd = monitor_get_fd(cur_mon, fdname, NULL);
if (s->fd == -1) { if (s->fd == -1) {
DPRINTF("fd_migration: invalid file descriptor identifier\n"); DPRINTF("fd_migration: invalid file descriptor identifier\n");
goto err_after_get_fd; goto err_after_get_fd;

View file

@ -951,7 +951,7 @@ static int add_graphics_client(Monitor *mon, const QDict *qdict, QObject **ret_d
CharDriverState *s; CharDriverState *s;
if (strcmp(protocol, "spice") == 0) { if (strcmp(protocol, "spice") == 0) {
int fd = monitor_get_fd(mon, fdname); int fd = monitor_get_fd(mon, fdname, NULL);
int skipauth = qdict_get_try_bool(qdict, "skipauth", 0); int skipauth = qdict_get_try_bool(qdict, "skipauth", 0);
int tls = qdict_get_try_bool(qdict, "tls", 0); int tls = qdict_get_try_bool(qdict, "tls", 0);
if (!using_spice) { if (!using_spice) {
@ -965,13 +965,13 @@ static int add_graphics_client(Monitor *mon, const QDict *qdict, QObject **ret_d
return 0; return 0;
#ifdef CONFIG_VNC #ifdef CONFIG_VNC
} else if (strcmp(protocol, "vnc") == 0) { } else if (strcmp(protocol, "vnc") == 0) {
int fd = monitor_get_fd(mon, fdname); int fd = monitor_get_fd(mon, fdname, NULL);
int skipauth = qdict_get_try_bool(qdict, "skipauth", 0); int skipauth = qdict_get_try_bool(qdict, "skipauth", 0);
vnc_display_add_client(NULL, fd, skipauth); vnc_display_add_client(NULL, fd, skipauth);
return 0; return 0;
#endif #endif
} else if ((s = qemu_chr_find(protocol)) != NULL) { } else if ((s = qemu_chr_find(protocol)) != NULL) {
int fd = monitor_get_fd(mon, fdname); int fd = monitor_get_fd(mon, fdname, NULL);
if (qemu_chr_add_client(s, fd) < 0) { if (qemu_chr_add_client(s, fd) < 0) {
qerror_report(QERR_ADD_CLIENT_FAILED); qerror_report(QERR_ADD_CLIENT_FAILED);
return -1; return -1;
@ -2118,7 +2118,7 @@ static void do_loadvm(Monitor *mon, const QDict *qdict)
} }
} }
int monitor_get_fd(Monitor *mon, const char *fdname) int monitor_get_fd(Monitor *mon, const char *fdname, Error **errp)
{ {
mon_fd_t *monfd; mon_fd_t *monfd;
@ -2139,6 +2139,7 @@ int monitor_get_fd(Monitor *mon, const char *fdname)
return fd; return fd;
} }
error_setg(errp, "File descriptor named '%s' has not been found", fdname);
return -1; return -1;
} }
@ -2410,12 +2411,14 @@ int monitor_fdset_dup_fd_remove(int dup_fd)
int monitor_handle_fd_param(Monitor *mon, const char *fdname) int monitor_handle_fd_param(Monitor *mon, const char *fdname)
{ {
int fd; int fd;
Error *local_err = NULL;
if (!qemu_isdigit(fdname[0]) && mon) { if (!qemu_isdigit(fdname[0]) && mon) {
fd = monitor_get_fd(mon, fdname); fd = monitor_get_fd(mon, fdname, &local_err);
if (fd == -1) { if (fd == -1) {
error_report("No file descriptor named %s found", fdname); qerror_report_err(local_err);
error_free(local_err);
return -1; return -1;
} }
} else { } else {

View file

@ -66,7 +66,7 @@ int monitor_read_block_device_key(Monitor *mon, const char *device,
BlockDriverCompletionFunc *completion_cb, BlockDriverCompletionFunc *completion_cb,
void *opaque); void *opaque);
int monitor_get_fd(Monitor *mon, const char *fdname); int monitor_get_fd(Monitor *mon, const char *fdname, Error **errp);
int monitor_handle_fd_param(Monitor *mon, const char *fdname); int monitor_handle_fd_param(Monitor *mon, const char *fdname);
void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap) void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)