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[PATCH v4 30/34] monitor: allow register hmp commands
From: |
Gerd Hoffmann |
Subject: |
[PATCH v4 30/34] monitor: allow register hmp commands |
Date: |
Thu, 24 Jun 2021 12:38:32 +0200 |
Allow commands having a NULL cmd pointer, add a function to set the
pointer later. Use case: allow modules implement hmp commands.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
include/monitor/monitor.h | 3 +++
monitor/hmp.c | 7 +++++++
monitor/misc.c | 16 ++++++++++++++++
3 files changed, 26 insertions(+)
diff --git a/include/monitor/monitor.h b/include/monitor/monitor.h
index 1211d6e6d69f..1a8a369b50b2 100644
--- a/include/monitor/monitor.h
+++ b/include/monitor/monitor.h
@@ -51,4 +51,7 @@ int monitor_fdset_dup_fd_add(int64_t fdset_id, int flags);
void monitor_fdset_dup_fd_remove(int dup_fd);
int64_t monitor_fdset_dup_fd_find(int dup_fd);
+void monitor_register_hmp(const char *name, bool info,
+ void (*cmd)(Monitor *mon, const QDict *qdict));
+
#endif /* MONITOR_H */
diff --git a/monitor/hmp.c b/monitor/hmp.c
index 6c0b33a0b19d..d50c3124e1e1 100644
--- a/monitor/hmp.c
+++ b/monitor/hmp.c
@@ -1089,6 +1089,13 @@ void handle_hmp_command(MonitorHMP *mon, const char
*cmdline)
return;
}
+ if (!cmd->cmd) {
+ /* FIXME: is it useful to try autoload modules here ??? */
+ monitor_printf(&mon->common, "Command \"%.*s\" is not available.\n",
+ (int)(cmdline - cmd_start), cmd_start);
+ return;
+ }
+
qdict = monitor_parse_arguments(&mon->common, &cmdline, cmd);
if (!qdict) {
while (cmdline > cmd_start && qemu_isspace(cmdline[-1])) {
diff --git a/monitor/misc.c b/monitor/misc.c
index 1539e18557f0..ad476c6e51ea 100644
--- a/monitor/misc.c
+++ b/monitor/misc.c
@@ -1974,6 +1974,22 @@ static void sortcmdlist(void)
compare_mon_cmd);
}
+void monitor_register_hmp(const char *name, bool info,
+ void (*cmd)(Monitor *mon, const QDict *qdict))
+{
+ HMPCommand *table = info ? hmp_info_cmds : hmp_cmds;
+
+ while (table->name != NULL) {
+ if (strcmp(table->name, name) == 0) {
+ g_assert(table->cmd == NULL);
+ table->cmd = cmd;
+ return;
+ }
+ table++;
+ }
+ g_assert_not_reached();
+}
+
void monitor_init_globals(void)
{
monitor_init_globals_core();
--
2.31.1
- [PATCH v4 23/34] modules: module.h kerneldoc annotations, (continued)
- [PATCH v4 23/34] modules: module.h kerneldoc annotations, Gerd Hoffmann, 2021/06/24
- [PATCH v4 21/34] modules: add documentation for module sourcesets, Gerd Hoffmann, 2021/06/24
- [PATCH v4 22/34] modules: add module_obj() note to QOM docs, Gerd Hoffmann, 2021/06/24
- [PATCH v4 24/34] modules: hook up modules.h to docs build, Gerd Hoffmann, 2021/06/24
- [PATCH v4 25/34] accel: autoload modules, Gerd Hoffmann, 2021/06/24
- [PATCH v4 26/34] accel: add qtest module annotations, Gerd Hoffmann, 2021/06/24
- [PATCH v4 27/34] accel: build qtest modular, Gerd Hoffmann, 2021/06/24
- [PATCH v4 29/34] accel: build tcg modular, Gerd Hoffmann, 2021/06/24
- [PATCH v4 28/34] accel: add tcg module annotations, Gerd Hoffmann, 2021/06/24
- [PATCH v4 31/34] usb: drop usb_host_dev_is_scsi_storage hook, Gerd Hoffmann, 2021/06/24
- [PATCH v4 30/34] monitor: allow register hmp commands,
Gerd Hoffmann <=
- [PATCH v4 33/34] usb: build usb-host as module, Gerd Hoffmann, 2021/06/24
- [PATCH v4 32/34] monitor/usb: register 'info usbhost' dynamically, Gerd Hoffmann, 2021/06/24
- [PATCH v4 34/34] monitor/tcg: move tcg hmp commands to accel/tcg, register them dynamically, Gerd Hoffmann, 2021/06/24
- Re: [PATCH v4 00/34] modules: add meta-data database, Dr. David Alan Gilbert, 2021/06/24
- Re: [PATCH v4 00/34] modules: add meta-data database, Jose R. Ziviani, 2021/06/24