Commit 43c20a43 authored by Michael Roth's avatar Michael Roth Committed by Luiz Capitulino
Browse files

qapi: add QMP command registration/lookup functions 



Registration/lookup functions for that provide a lookup table for
dispatching QMP commands.

Signed-off-by: default avatarMichael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: default avatarLuiz Capitulino <lcapitulino@gmail.com>
parent d5f3c29c

Makefile.objs

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@@ -376,6 +376,7 @@ libcacard-y = cac.o event.o vcard.o vreader.o vcard_emul_nss.o vcard_emul_type.o 
# qapi



qapi-nested-y = qapi-visit-core.o qmp-input-visitor.o qmp-output-visitor.o qapi-dealloc-visitor.o

qapi-nested-y += qmp-registry.o

qapi-obj-y = $(addprefix qapi/, $(qapi-nested-y))



vl.o: QEMU_CFLAGS+=$(GPROF_CFLAGS)

qapi/qmp-core.h

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/*

 * Core Definitions for QAPI/QMP Dispatch

 *

 * Copyright IBM, Corp. 2011

 *

 * Authors:

 *  Anthony Liguori   <aliguori@us.ibm.com>

 *

 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.

 * See the COPYING.LIB file in the top-level directory.

 *

 */



#ifndef QMP_CORE_H

#define QMP_CORE_H



#include "qobject.h"

#include "qdict.h"

#include "error.h"



typedef void (QmpCommandFunc)(QDict *, QObject **, Error **);



typedef enum QmpCommandType

{

    QCT_NORMAL,

} QmpCommandType;



typedef struct QmpCommand

{

    const char *name;

    QmpCommandType type;

    QmpCommandFunc *fn;

    QTAILQ_ENTRY(QmpCommand) node;

} QmpCommand;



void qmp_register_command(const char *name, QmpCommandFunc *fn);

QmpCommand *qmp_find_command(const char *name);



#endif

qapi/qmp-registry.c

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/*

 * Core Definitions for QAPI/QMP Dispatch

 *

 * Copyright IBM, Corp. 2011

 *

 * Authors:

 *  Anthony Liguori   <aliguori@us.ibm.com>

 *  Michael Roth      <mdroth@us.ibm.com>

 *

 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.

 * See the COPYING.LIB file in the top-level directory.

 *

 */



#include "qapi/qmp-core.h"



static QTAILQ_HEAD(, QmpCommand) qmp_commands =

    QTAILQ_HEAD_INITIALIZER(qmp_commands);



void qmp_register_command(const char *name, QmpCommandFunc *fn)

{

    QmpCommand *cmd = qemu_mallocz(sizeof(*cmd));



    cmd->name = name;

    cmd->type = QCT_NORMAL;

    cmd->fn = fn;

    QTAILQ_INSERT_TAIL(&qmp_commands, cmd, node);

}



QmpCommand *qmp_find_command(const char *name)

{

    QmpCommand *i;



    QTAILQ_FOREACH(i, &qmp_commands, node) {

        if (strcmp(i->name, name) == 0) {

            return i;

        }

    }

    return NULL;

}