diff options
Diffstat (limited to 'monitor.c')
| -rw-r--r-- | monitor.c | 23 |
1 files changed, 19 insertions, 4 deletions
@@ -4783,10 +4783,22 @@ static int monitor_can_read(void *opaque) return (mon->suspend_cnt == 0) ? 1 : 0; } -static int invalid_qmp_mode(const Monitor *mon, const mon_cmd_t *cmd) +static bool invalid_qmp_mode(const Monitor *mon, const mon_cmd_t *cmd) { - int is_cap = cmd->mhandler.cmd_new == do_qmp_capabilities; - return (qmp_cmd_mode(mon) ? is_cap : !is_cap); + bool is_cap = cmd->mhandler.cmd_new == do_qmp_capabilities; + if (is_cap && qmp_cmd_mode(mon)) { + qerror_report(ERROR_CLASS_COMMAND_NOT_FOUND, + "Capabilities negotiation is already complete, command " + "'%s' ignored", cmd->name); + return true; + } + if (!is_cap && !qmp_cmd_mode(mon)) { + qerror_report(ERROR_CLASS_COMMAND_NOT_FOUND, + "Expecting capabilities negotiation with " + "'qmp_capabilities' before command '%s'", cmd->name); + return true; + } + return false; } /* @@ -5080,11 +5092,14 @@ static void handle_qmp_command(JSONMessageParser *parser, QList *tokens) cmd_name = qdict_get_str(input, "execute"); trace_handle_qmp_command(mon, cmd_name); cmd = qmp_find_cmd(cmd_name); - if (!cmd || invalid_qmp_mode(mon, cmd)) { + if (!cmd) { qerror_report(ERROR_CLASS_COMMAND_NOT_FOUND, "The command %s has not been found", cmd_name); goto err_out; } + if (invalid_qmp_mode(mon, cmd)) { + goto err_out; + } obj = qdict_get(input, "arguments"); if (!obj) { |