It will be used to switch between "handshake" and "operational" modes. Currently it doesn't have any practical effect, as mode-oriented support is not enforced yet.
Usage example: { "execute": "qmp_switch_mode", "arguments": { "mode": "operational" } } Signed-off-by: Luiz Capitulino <lcapitul...@redhat.com> --- monitor.c | 21 +++++++++++++++++++++ qemu-monitor.hx | 15 +++++++++++++++ 2 files changed, 36 insertions(+), 0 deletions(-) diff --git a/monitor.c b/monitor.c index c475a38..fc6a1ed 100644 --- a/monitor.c +++ b/monitor.c @@ -618,6 +618,27 @@ static void do_info_qmp_mode(Monitor *mon, QObject **ret_data) *ret_data = qobject_from_jsonf("{ 'mode': %s }", mode); } +static void do_qmp_switch_mode(Monitor *mon, const QDict *qdict, + QObject **ret_data) +{ + const char *mode; + + if (!monitor_ctrl_mode(mon)) { + return; + } + + mode = qdict_get_str(qdict, "mode"); + + if (mon->mc->mode != QMODE_HANDSHAKE || !strcmp(mode, "handshake")) { + /* only handshake -> operational is allowed */ + qemu_error_new(QERR_QMP_INVALID_MODE_TRANSACTION); + } else if (!strcmp(mode, "operational")) { + mon->mc->mode = QMODE_OPERATIONAL; + } else { + qemu_error_new(QERR_QMP_INVALID_MODE_NAME, mode); + } +} + /** * do_info_commands(): List QMP available commands * diff --git a/qemu-monitor.hx b/qemu-monitor.hx index 1aa7818..eebea09 100644 --- a/qemu-monitor.hx +++ b/qemu-monitor.hx @@ -1062,6 +1062,21 @@ STEXI Set the encrypted device @var{device} password to @var{password} ETEXI + { + .name = "qmp_switch_mode", + .args_type = "mode:s", + .params = "qmp_switch_mode name", + .help = "switch QMP mode", + .flags = HANDLER_HANDSHAKE_ONLY, + .user_print = monitor_user_noop, + .mhandler.cmd_new = do_qmp_switch_mode, + }, + +STEXI +...@item qmp_switch_mode @var{mode} +Switch QMP to @var{mode} +ETEXI + STEXI @end table ETEXI -- 1.6.6