1 /* 2 * QEMU Guest Agent common/cross-platform command implementations 3 * 4 * Copyright IBM Corp. 2012 5 * 6 * Authors: 7 * Michael Roth <mdroth@linux.vnet.ibm.com> 8 * 9 * This work is licensed under the terms of the GNU GPL, version 2 or later. 10 * See the COPYING file in the top-level directory. 11 */ 12 13 #include <glib.h> 14 #include "qga/guest-agent-core.h" 15 #include "qga-qmp-commands.h" 16 #include "qapi/qmp/qerror.h" 17 18 /* Note: in some situations, like with the fsfreeze, logging may be 19 * temporarilly disabled. if it is necessary that a command be able 20 * to log for accounting purposes, check ga_logging_enabled() beforehand, 21 * and use the QERR_QGA_LOGGING_DISABLED to generate an error 22 */ 23 void slog(const gchar *fmt, ...) 24 { 25 va_list ap; 26 27 va_start(ap, fmt); 28 g_logv("syslog", G_LOG_LEVEL_INFO, fmt, ap); 29 va_end(ap); 30 } 31 32 int64_t qmp_guest_sync_delimited(int64_t id, Error **errp) 33 { 34 ga_set_response_delimited(ga_state); 35 return id; 36 } 37 38 int64_t qmp_guest_sync(int64_t id, Error **errp) 39 { 40 return id; 41 } 42 43 void qmp_guest_ping(Error **errp) 44 { 45 slog("guest-ping called"); 46 } 47 48 static void qmp_command_info(QmpCommand *cmd, void *opaque) 49 { 50 GuestAgentInfo *info = opaque; 51 GuestAgentCommandInfo *cmd_info; 52 GuestAgentCommandInfoList *cmd_info_list; 53 54 cmd_info = g_malloc0(sizeof(GuestAgentCommandInfo)); 55 cmd_info->name = g_strdup(qmp_command_name(cmd)); 56 cmd_info->enabled = qmp_command_is_enabled(cmd); 57 cmd_info->success_response = qmp_has_success_response(cmd); 58 59 cmd_info_list = g_malloc0(sizeof(GuestAgentCommandInfoList)); 60 cmd_info_list->value = cmd_info; 61 cmd_info_list->next = info->supported_commands; 62 info->supported_commands = cmd_info_list; 63 } 64 65 struct GuestAgentInfo *qmp_guest_info(Error **errp) 66 { 67 GuestAgentInfo *info = g_malloc0(sizeof(GuestAgentInfo)); 68 69 info->version = g_strdup(QEMU_VERSION); 70 qmp_for_each_command(qmp_command_info, info); 71 return info; 72 } 73