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[Qemu-block] [PATCH v2 02/11] monitor: Split monitor_init in HMP and QMP
From: |
Kevin Wolf |
Subject: |
[Qemu-block] [PATCH v2 02/11] monitor: Split monitor_init in HMP and QMP function |
Date: |
Tue, 11 Jun 2019 15:40:34 +0200 |
Instead of mixing HMP and QMP monitors in the same function, separate
the monitor creation function for both.
Signed-off-by: Kevin Wolf <address@hidden>
Reviewed-by: Dr. David Alan Gilbert <address@hidden>
---
monitor.c | 86 +++++++++++++++++++++++++++++++------------------------
1 file changed, 49 insertions(+), 37 deletions(-)
diff --git a/monitor.c b/monitor.c
index 70ce9e8a77..bb23cc0450 100644
--- a/monitor.c
+++ b/monitor.c
@@ -702,7 +702,7 @@ static void handle_hmp_command(Monitor *mon, const char
*cmdline);
static void monitor_iothread_init(void);
-static void monitor_data_init(Monitor *mon, bool skip_flush,
+static void monitor_data_init(Monitor *mon, int flags, bool skip_flush,
bool use_io_thread)
{
if (use_io_thread && !mon_iothread) {
@@ -717,6 +717,7 @@ static void monitor_data_init(Monitor *mon, bool skip_flush,
mon->skip_flush = skip_flush;
mon->use_io_thread = use_io_thread;
mon->qmp.qmp_requests = g_queue_new();
+ mon->flags = flags;
}
static void monitor_data_destroy(Monitor *mon)
@@ -740,7 +741,7 @@ char *qmp_human_monitor_command(const char *command_line,
bool has_cpu_index,
char *output = NULL;
Monitor *old_mon, hmp;
- monitor_data_init(&hmp, true, false);
+ monitor_data_init(&hmp, 0, true, false);
old_mon = cur_mon;
cur_mon = &hmp;
@@ -4603,19 +4604,48 @@ static void monitor_qmp_setup_handlers_bh(void *opaque)
monitor_list_append(mon);
}
-void monitor_init(Chardev *chr, int flags)
+static void monitor_init_qmp(Chardev *chr, int flags)
{
Monitor *mon = g_malloc(sizeof(*mon));
- bool use_readline = flags & MONITOR_USE_READLINE;
/* Note: we run QMP monitor in I/O thread when @chr supports that */
- monitor_data_init(mon, false,
- (flags & MONITOR_USE_CONTROL)
- && qemu_chr_has_feature(chr,
- QEMU_CHAR_FEATURE_GCONTEXT));
+ monitor_data_init(mon, flags, false,
+ qemu_chr_has_feature(chr, QEMU_CHAR_FEATURE_GCONTEXT));
qemu_chr_fe_init(&mon->chr, chr, &error_abort);
- mon->flags = flags;
+ qemu_chr_fe_set_echo(&mon->chr, true);
+
+ json_message_parser_init(&mon->qmp.parser, handle_qmp_command, mon, NULL);
+ if (mon->use_io_thread) {
+ /*
+ * Make sure the old iowatch is gone. It's possible when
+ * e.g. the chardev is in client mode, with wait=on.
+ */
+ remove_fd_in_watch(chr);
+ /*
+ * We can't call qemu_chr_fe_set_handlers() directly here
+ * since chardev might be running in the monitor I/O
+ * thread. Schedule a bottom half.
+ */
+ aio_bh_schedule_oneshot(iothread_get_aio_context(mon_iothread),
+ monitor_qmp_setup_handlers_bh, mon);
+ /* The bottom half will add @mon to @mon_list */
+ } else {
+ qemu_chr_fe_set_handlers(&mon->chr, monitor_can_read,
+ monitor_qmp_read, monitor_qmp_event,
+ NULL, mon, NULL, true);
+ monitor_list_append(mon);
+ }
+}
+
+static void monitor_init_hmp(Chardev *chr, int flags)
+{
+ Monitor *mon = g_malloc(sizeof(*mon));
+ bool use_readline = flags & MONITOR_USE_READLINE;
+
+ monitor_data_init(mon, flags, false, false);
+ qemu_chr_fe_init(&mon->chr, chr, &error_abort);
+
if (use_readline) {
mon->rs = readline_init(monitor_readline_printf,
monitor_readline_flush,
@@ -4624,36 +4654,18 @@ void monitor_init(Chardev *chr, int flags)
monitor_read_command(mon, 0);
}
- if (monitor_is_qmp(mon)) {
- qemu_chr_fe_set_echo(&mon->chr, true);
- json_message_parser_init(&mon->qmp.parser, handle_qmp_command,
- mon, NULL);
- if (mon->use_io_thread) {
- /*
- * Make sure the old iowatch is gone. It's possible when
- * e.g. the chardev is in client mode, with wait=on.
- */
- remove_fd_in_watch(chr);
- /*
- * We can't call qemu_chr_fe_set_handlers() directly here
- * since chardev might be running in the monitor I/O
- * thread. Schedule a bottom half.
- */
- aio_bh_schedule_oneshot(iothread_get_aio_context(mon_iothread),
- monitor_qmp_setup_handlers_bh, mon);
- /* The bottom half will add @mon to @mon_list */
- return;
- } else {
- qemu_chr_fe_set_handlers(&mon->chr, monitor_can_read,
- monitor_qmp_read, monitor_qmp_event,
- NULL, mon, NULL, true);
- }
+ qemu_chr_fe_set_handlers(&mon->chr, monitor_can_read, monitor_read,
+ monitor_event, NULL, mon, NULL, true);
+ monitor_list_append(mon);
+}
+
+void monitor_init(Chardev *chr, int flags)
+{
+ if (flags & MONITOR_USE_CONTROL) {
+ monitor_init_qmp(chr, flags);
} else {
- qemu_chr_fe_set_handlers(&mon->chr, monitor_can_read, monitor_read,
- monitor_event, NULL, mon, NULL, true);
+ monitor_init_hmp(chr, flags);
}
-
- monitor_list_append(mon);
}
void monitor_cleanup(void)
--
2.20.1
- [Qemu-block] [PATCH v2 00/11] monitor: Split monitor.c in core/HMP/QMP/misc, Kevin Wolf, 2019/06/11
- [Qemu-block] [PATCH v2 02/11] monitor: Split monitor_init in HMP and QMP function,
Kevin Wolf <=
- [Qemu-block] [PATCH v2 04/11] monitor: Create MonitorHMP with readline state, Kevin Wolf, 2019/06/11
- Re: [Qemu-block] [Qemu-devel] [PATCH v2 04/11] monitor: Create MonitorHMP with readline state, Markus Armbruster, 2019/06/12
- Re: [Qemu-block] [Qemu-devel] [PATCH v2 04/11] monitor: Create MonitorHMP with readline state, Peter Xu, 2019/06/12
- Re: [Qemu-block] [Qemu-devel] [PATCH v2 04/11] monitor: Create MonitorHMP with readline state, Kevin Wolf, 2019/06/12
- Re: [Qemu-block] [Qemu-devel] [PATCH v2 04/11] monitor: Create MonitorHMP with readline state, Markus Armbruster, 2019/06/12
- Re: [Qemu-block] [Qemu-devel] [PATCH v2 04/11] monitor: Create MonitorHMP with readline state, Dr. David Alan Gilbert, 2019/06/12
- Re: [Qemu-block] [Qemu-devel] [PATCH v2 04/11] monitor: Create MonitorHMP with readline state, Kevin Wolf, 2019/06/12
[Qemu-block] [PATCH v2 01/11] monitor: Remove unused password prompting fields, Kevin Wolf, 2019/06/11