Re: [Qemu-devel] [PATCH 17/21] qapi: Convert query-commands

[Michael Roth <mdroth@linux.vnet.ibm.com>]

Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Tested-by: Michael Roth <mdroth@linux.vnet.ibm.com>

On Wed, 28 Sep 2011 11:44:41 -0300, Luiz Capitulino <lcapitulino@redhat.com> wrote:
> Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
> ---
>  monitor.c        |   40 +++++++++++++++-------------------------
>  qapi-schema.json |   23 +++++++++++++++++++++++
>  qmp-commands.hx  |    6 ++++++
>  3 files changed, 44 insertions(+), 25 deletions(-)
> 
> diff --git a/monitor.c b/monitor.c
> index 66b3004..d546bad 100644
> --- a/monitor.c
> +++ b/monitor.c
> @@ -730,39 +730,37 @@ help:
>      help_cmd(mon, "info");
>  }
> 
> -static QObject *get_cmd_dict(const char *name)
> +static CommandInfoList *alloc_cmd_entry(const char *cmd_name)
>  {
> -    const char *p;
> +    CommandInfoList *info;
> 
> -    /* Remove '|' from some commands */
> -    p = strchr(name, '|');
> -    if (p) {
> -        p++;
> -    } else {
> -        p = name;
> -    }
> +    info = g_malloc0(sizeof(*info));
> +    info->value = g_malloc0(sizeof(*info->value));
> +    info->value->name = g_strdup(cmd_name);
> 
> -    return qobject_from_jsonf("{ 'name': %s }", p);
> +    return info;
>  }
> 
> -static void do_info_commands(Monitor *mon, QObject **ret_data)
> +CommandInfoList *qmp_query_commands(Error **errp)
>  {
> -    QList *cmd_list;
> +    CommandInfoList *info, *cmd_list = NULL;
>      const mon_cmd_t *cmd;
> 
> -    cmd_list = qlist_new();
> -
>      for (cmd = qmp_cmds; cmd->name != NULL; cmd++) {
> -        qlist_append_obj(cmd_list, get_cmd_dict(cmd->name));
> +        info = alloc_cmd_entry(cmd->name);
> +        info->next = cmd_list;
> +        cmd_list = info;
>      }
> 
>      for (cmd = qmp_query_cmds; cmd->name != NULL; cmd++) {
>          char buf[128];
>          snprintf(buf, sizeof(buf), "query-%s", cmd->name);
> -        qlist_append_obj(cmd_list, get_cmd_dict(buf));
> +        info = alloc_cmd_entry(buf);
> +        info->next = cmd_list;
> +        cmd_list = info;
>      }
> 
> -    *ret_data = QOBJECT(cmd_list);
> +    return cmd_list;
>  }
> 
>  /* get the current CPU defined by the user */
> @@ -3051,14 +3049,6 @@ static const mon_cmd_t qmp_cmds[] = {
> 
>  static const mon_cmd_t qmp_query_cmds[] = {
>      {
> -        .name       = "commands",
> -        .args_type  = "",
> -        .params     = "",
> -        .help       = "list QMP available commands",
> -        .user_print = monitor_user_noop,
> -        .mhandler.info_new = do_info_commands,
> -    },
> -    {
>          .name       = "block",
>          .args_type  = "",
>          .params     = "",
> diff --git a/qapi-schema.json b/qapi-schema.json
> index 2ebcb1c..b26dd25 100644
> --- a/qapi-schema.json
> +++ b/qapi-schema.json
> @@ -202,3 +202,26 @@
>  # Since: 0.14.0
>  ##
>  { 'command': 'query-chardev', 'returns': ['ChardevInfo'] }
> +
> +##
> +# @CommandInfo:
> +#
> +# Information about a QMP command
> +#
> +# @name: The command name
> +#
> +# Since: 0.14.0
> +##
> +{ 'type': 'CommandInfo', 'data': {'name': 'str'} }
> +
> +##
> +# @query-commands:
> +#
> +# Return a list of supported QMP commands by this server
> +#
> +# Returns: A list of @CommandInfo for all supported commands
> +#
> +# Since: 0.14.0
> +##
> +{ 'command': 'query-commands', 'returns': ['CommandInfo'] }
> +
> diff --git a/qmp-commands.hx b/qmp-commands.hx
> index dfc02af..0fda5c3 100644
> --- a/qmp-commands.hx
> +++ b/qmp-commands.hx
> @@ -1090,6 +1090,12 @@ Note: This example has been shortened as the real response is too long.
> 
>  EQMP
> 
> +    {
> +        .name       = "query-commands",
> +        .args_type  = "",
> +        .mhandler.cmd_new = qmp_marshal_input_query_commands,
> +    },
> +
>  SQMP
>  query-chardev
>  -------------
> -- 
> 1.7.7.rc0.72.g4b5ea
> 

-- 
Sincerely,
Mike Roth
IBM Linux Technology Center