Patchwork [14/26] qapi: Convert query-version

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Submitter Luiz Capitulino
Date Oct. 5, 2011, 1:21 p.m.
Message ID <1317820931-25872-15-git-send-email-lcapitulino@redhat.com>
Download mbox | patch
Permalink /patch/117874/
State New
Headers show

Comments

Luiz Capitulino - Oct. 5, 2011, 1:21 p.m.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
---
 hmp.c            |   13 +++++++++++++
 hmp.h            |    1 +
 monitor.c        |   46 +++-------------------------------------------
 qapi-schema.json |   37 +++++++++++++++++++++++++++++++++++++
 qmp-commands.hx  |    6 ++++++
 qmp.c            |   16 ++++++++++++++++
 6 files changed, 76 insertions(+), 43 deletions(-)

Patch

diff --git a/hmp.c b/hmp.c
index 47e1ff7..bb6c86f 100644
--- a/hmp.c
+++ b/hmp.c
@@ -24,3 +24,16 @@  void hmp_info_name(Monitor *mon)
     }
     qapi_free_NameInfo(info);
 }
+
+void hmp_info_version(Monitor *mon)
+{
+    VersionInfo *info;
+
+    info = qmp_query_version(NULL);
+
+    monitor_printf(mon, "%" PRId64 ".%" PRId64 ".%" PRId64 "%s\n",
+                   info->qemu.major, info->qemu.minor, info->qemu.micro,
+                   info->package);
+
+    qapi_free_VersionInfo(info);
+}
diff --git a/hmp.h b/hmp.h
index 5fe73f1..2aa75a2 100644
--- a/hmp.h
+++ b/hmp.h
@@ -18,5 +18,6 @@ 
 #include "qapi-types.h"
 
 void hmp_info_name(Monitor *mon);
+void hmp_info_version(Monitor *mon);
 
 #endif
diff --git a/monitor.c b/monitor.c
index 83b4fa7..483ea71 100644
--- a/monitor.c
+++ b/monitor.c
@@ -731,37 +731,6 @@  help:
     help_cmd(mon, "info");
 }
 
-static void do_info_version_print(Monitor *mon, const QObject *data)
-{
-    QDict *qdict;
-    QDict *qemu;
-
-    qdict = qobject_to_qdict(data);
-    qemu = qdict_get_qdict(qdict, "qemu");
-
-    monitor_printf(mon, "%" PRId64 ".%" PRId64 ".%" PRId64 "%s\n",
-                  qdict_get_int(qemu, "major"),
-                  qdict_get_int(qemu, "minor"),
-                  qdict_get_int(qemu, "micro"),
-                  qdict_get_str(qdict, "package"));
-}
-
-static void do_info_version(Monitor *mon, QObject **ret_data)
-{
-    const char *version = QEMU_VERSION;
-    int major = 0, minor = 0, micro = 0;
-    char *tmp;
-
-    major = strtol(version, &tmp, 10);
-    tmp++;
-    minor = strtol(tmp, &tmp, 10);
-    tmp++;
-    micro = strtol(tmp, &tmp, 10);
-
-    *ret_data = qobject_from_jsonf("{ 'qemu': { 'major': %d, 'minor': %d, \
-        'micro': %d }, 'package': %s }", major, minor, micro, QEMU_PKGVERSION);
-}
-
 static QObject *get_cmd_dict(const char *name)
 {
     const char *p;
@@ -2872,8 +2841,7 @@  static const mon_cmd_t info_cmds[] = {
         .args_type  = "",
         .params     = "",
         .help       = "show the version of QEMU",
-        .user_print = do_info_version_print,
-        .mhandler.info_new = do_info_version,
+        .mhandler.info = hmp_info_version,
     },
     {
         .name       = "network",
@@ -3172,14 +3140,6 @@  static const mon_cmd_t qmp_cmds[] = {
 
 static const mon_cmd_t qmp_query_cmds[] = {
     {
-        .name       = "version",
-        .args_type  = "",
-        .params     = "",
-        .help       = "show the version of QEMU",
-        .user_print = do_info_version_print,
-        .mhandler.info_new = do_info_version,
-    },
-    {
         .name       = "commands",
         .args_type  = "",
         .params     = "",
@@ -5185,9 +5145,9 @@  void monitor_resume(Monitor *mon)
 
 static QObject *get_qmp_greeting(void)
 {
-    QObject *ver;
+    QObject *ver = NULL;
 
-    do_info_version(NULL, &ver);
+    qmp_marshal_input_query_version(NULL, NULL, &ver);
     return qobject_from_jsonf("{'QMP':{'version': %p,'capabilities': []}}",ver);
 }
 
diff --git a/qapi-schema.json b/qapi-schema.json
index 3585324..3c0ac4e 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -23,3 +23,40 @@ 
 # Since 0.14.0
 ##
 { 'command': 'query-name', 'returns': 'NameInfo' }
+
+##
+# @VersionInfo:
+#
+# A description of QEMU's version.
+#
+# @qemu.major:  The major version of QEMU
+#
+# @qemu.minor:  The minor version of QEMU
+#
+# @qemu.micro:  The micro version of QEMU.  By current convention, a micro
+#               version of 50 signifies a development branch.  A micro version
+#               greater than or equal to 90 signifies a release candidate for
+#               the next minor version.  A micro version of less than 50
+#               signifies a stable release.
+#
+# @package:     QEMU will always set this field to an empty string.  Downstream
+#               versions of QEMU should set this to a non-empty string.  The
+#               exact format depends on the downstream however it highly
+#               recommended that a unique name is used.
+#
+# Since: 0.14.0
+##
+{ 'type': 'VersionInfo',
+  'data': {'qemu': {'major': 'int', 'minor': 'int', 'micro': 'int'},
+           'package': 'str'} }
+
+##
+# @query-version:
+#
+# Returns the current version of QEMU.
+#
+# Returns:  A @VersionInfo object describing the current version of QEMU.
+#
+# Since: 0.14.0
+##
+{ 'command': 'query-version', 'returns': 'VersionInfo' }
diff --git a/qmp-commands.hx b/qmp-commands.hx
index 7b3839e..9f067ea 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -1053,6 +1053,12 @@  Example:
 
 EQMP
 
+    {
+        .name       = "query-version",
+        .args_type  = "",
+        .mhandler.cmd_new = qmp_marshal_input_query_version,
+    },
+
 SQMP
 query-commands
 --------------
diff --git a/qmp.c b/qmp.c
index 8aa9c66..f978ea4 100644
--- a/qmp.c
+++ b/qmp.c
@@ -26,3 +26,19 @@  NameInfo *qmp_query_name(Error **errp)
 
     return info;
 }
+
+VersionInfo *qmp_query_version(Error **err)
+{
+    VersionInfo *info = g_malloc0(sizeof(*info));
+    const char *version = QEMU_VERSION;
+    char *tmp;
+
+    info->qemu.major = strtol(version, &tmp, 10);
+    tmp++;
+    info->qemu.minor = strtol(tmp, &tmp, 10);
+    tmp++;
+    info->qemu.micro = strtol(tmp, &tmp, 10);
+    info->package = g_strdup(QEMU_PKGVERSION);
+
+    return info;
+}