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authorMarkus Armbruster <armbru@redhat.com>2021-10-28 12:25:17 +0200
committerMarkus Armbruster <armbru@redhat.com>2021-10-29 18:24:46 +0200
commit6604e4757a1fc5832f87b5f9244efccabb49be8e (patch)
tree93e1498cf110a81714c4e05161341ad84e6ef8e4 /include/qapi/qmp/dispatch.h
parenta130728554d0cc19ef0ed4c1c824305c1682e64b (diff)
downloadfocaccia-qemu-6604e4757a1fc5832f87b5f9244efccabb49be8e.tar.gz
focaccia-qemu-6604e4757a1fc5832f87b5f9244efccabb49be8e.zip
qapi: Generalize command policy checking
The code to check command policy can see special feature flag
'deprecated' as command flag QCO_DEPRECATED.  I want to make feature
flag 'unstable' visible there as well, so I can add policy for it.

To let me make it visible, add member @special_features (a bitset of
QapiSpecialFeature) to QmpCommand, and adjust the generator to pass it
through qmp_register_command().  Then replace "QCO_DEPRECATED in
@flags" by QAPI_DEPRECATED in @special_features", and drop
QCO_DEPRECATED.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: John Snow <jsnow@redhat.com>
Message-Id: <20211028102520.747396-7-armbru@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Diffstat (limited to 'include/qapi/qmp/dispatch.h')
-rw-r--r--include/qapi/qmp/dispatch.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/qapi/qmp/dispatch.h b/include/qapi/qmp/dispatch.h
index 0ce88200b9..1e4240fd0d 100644
--- a/include/qapi/qmp/dispatch.h
+++ b/include/qapi/qmp/dispatch.h
@@ -25,7 +25,6 @@ typedef enum QmpCommandOptions
     QCO_ALLOW_OOB             =  (1U << 1),
     QCO_ALLOW_PRECONFIG       =  (1U << 2),
     QCO_COROUTINE             =  (1U << 3),
-    QCO_DEPRECATED            =  (1U << 4),
 } QmpCommandOptions;
 
 typedef struct QmpCommand
@@ -34,6 +33,7 @@ typedef struct QmpCommand
     /* Runs in coroutine context if QCO_COROUTINE is set */
     QmpCommandFunc *fn;
     QmpCommandOptions options;
+    unsigned special_features;
     QTAILQ_ENTRY(QmpCommand) node;
     bool enabled;
     const char *disable_reason;
@@ -42,7 +42,8 @@ typedef struct QmpCommand
 typedef QTAILQ_HEAD(QmpCommandList, QmpCommand) QmpCommandList;
 
 void qmp_register_command(QmpCommandList *cmds, const char *name,
-                          QmpCommandFunc *fn, QmpCommandOptions options);
+                          QmpCommandFunc *fn, QmpCommandOptions options,
+                          unsigned special_features);
 const QmpCommand *qmp_find_command(const QmpCommandList *cmds,
                                    const char *name);
 void qmp_disable_command(QmpCommandList *cmds, const char *name,