13df4c288SPhilippe Mathieu-Daudé /* SPDX-License-Identifier: GPL-2.0-or-later */
23df4c288SPhilippe Mathieu-Daudé #include "qemu/osdep.h"
33df4c288SPhilippe Mathieu-Daudé #include "qapi/error.h"
43df4c288SPhilippe Mathieu-Daudé #include "qapi/qapi-commands-misc.h"
53df4c288SPhilippe Mathieu-Daudé #include "qapi/qmp/qlist.h"
63df4c288SPhilippe Mathieu-Daudé #include "qemu/option.h"
73df4c288SPhilippe Mathieu-Daudé #include "qemu/config-file.h"
83df4c288SPhilippe Mathieu-Daudé #include "hw/boards.h"
93df4c288SPhilippe Mathieu-Daudé
query_option_descs(const QemuOptDesc * desc)103df4c288SPhilippe Mathieu-Daudé static CommandLineParameterInfoList *query_option_descs(const QemuOptDesc *desc)
113df4c288SPhilippe Mathieu-Daudé {
123df4c288SPhilippe Mathieu-Daudé CommandLineParameterInfoList *param_list = NULL;
133df4c288SPhilippe Mathieu-Daudé CommandLineParameterInfo *info;
143df4c288SPhilippe Mathieu-Daudé int i;
153df4c288SPhilippe Mathieu-Daudé
163df4c288SPhilippe Mathieu-Daudé for (i = 0; desc[i].name != NULL; i++) {
173df4c288SPhilippe Mathieu-Daudé info = g_malloc0(sizeof(*info));
183df4c288SPhilippe Mathieu-Daudé info->name = g_strdup(desc[i].name);
193df4c288SPhilippe Mathieu-Daudé
203df4c288SPhilippe Mathieu-Daudé switch (desc[i].type) {
213df4c288SPhilippe Mathieu-Daudé case QEMU_OPT_STRING:
223df4c288SPhilippe Mathieu-Daudé info->type = COMMAND_LINE_PARAMETER_TYPE_STRING;
233df4c288SPhilippe Mathieu-Daudé break;
243df4c288SPhilippe Mathieu-Daudé case QEMU_OPT_BOOL:
253df4c288SPhilippe Mathieu-Daudé info->type = COMMAND_LINE_PARAMETER_TYPE_BOOLEAN;
263df4c288SPhilippe Mathieu-Daudé break;
273df4c288SPhilippe Mathieu-Daudé case QEMU_OPT_NUMBER:
283df4c288SPhilippe Mathieu-Daudé info->type = COMMAND_LINE_PARAMETER_TYPE_NUMBER;
293df4c288SPhilippe Mathieu-Daudé break;
303df4c288SPhilippe Mathieu-Daudé case QEMU_OPT_SIZE:
313df4c288SPhilippe Mathieu-Daudé info->type = COMMAND_LINE_PARAMETER_TYPE_SIZE;
323df4c288SPhilippe Mathieu-Daudé break;
333df4c288SPhilippe Mathieu-Daudé }
343df4c288SPhilippe Mathieu-Daudé
353df4c288SPhilippe Mathieu-Daudé info->help = g_strdup(desc[i].help);
363df4c288SPhilippe Mathieu-Daudé info->q_default = g_strdup(desc[i].def_value_str);
373df4c288SPhilippe Mathieu-Daudé
383df4c288SPhilippe Mathieu-Daudé QAPI_LIST_PREPEND(param_list, info);
393df4c288SPhilippe Mathieu-Daudé }
403df4c288SPhilippe Mathieu-Daudé
413df4c288SPhilippe Mathieu-Daudé return param_list;
423df4c288SPhilippe Mathieu-Daudé }
433df4c288SPhilippe Mathieu-Daudé
443df4c288SPhilippe Mathieu-Daudé /* remove repeated entry from the info list */
cleanup_infolist(CommandLineParameterInfoList * head)453df4c288SPhilippe Mathieu-Daudé static void cleanup_infolist(CommandLineParameterInfoList *head)
463df4c288SPhilippe Mathieu-Daudé {
473df4c288SPhilippe Mathieu-Daudé CommandLineParameterInfoList *pre_entry, *cur, *del_entry;
483df4c288SPhilippe Mathieu-Daudé
493df4c288SPhilippe Mathieu-Daudé cur = head;
503df4c288SPhilippe Mathieu-Daudé while (cur->next) {
513df4c288SPhilippe Mathieu-Daudé pre_entry = head;
523df4c288SPhilippe Mathieu-Daudé while (pre_entry != cur->next) {
533df4c288SPhilippe Mathieu-Daudé if (!strcmp(pre_entry->value->name, cur->next->value->name)) {
543df4c288SPhilippe Mathieu-Daudé del_entry = cur->next;
553df4c288SPhilippe Mathieu-Daudé cur->next = cur->next->next;
563df4c288SPhilippe Mathieu-Daudé del_entry->next = NULL;
573df4c288SPhilippe Mathieu-Daudé qapi_free_CommandLineParameterInfoList(del_entry);
583df4c288SPhilippe Mathieu-Daudé break;
593df4c288SPhilippe Mathieu-Daudé }
603df4c288SPhilippe Mathieu-Daudé pre_entry = pre_entry->next;
613df4c288SPhilippe Mathieu-Daudé }
623df4c288SPhilippe Mathieu-Daudé cur = cur->next;
633df4c288SPhilippe Mathieu-Daudé }
643df4c288SPhilippe Mathieu-Daudé }
653df4c288SPhilippe Mathieu-Daudé
663df4c288SPhilippe Mathieu-Daudé /* merge the description items of two parameter infolists */
connect_infolist(CommandLineParameterInfoList * head,CommandLineParameterInfoList * new)673df4c288SPhilippe Mathieu-Daudé static void connect_infolist(CommandLineParameterInfoList *head,
683df4c288SPhilippe Mathieu-Daudé CommandLineParameterInfoList *new)
693df4c288SPhilippe Mathieu-Daudé {
703df4c288SPhilippe Mathieu-Daudé CommandLineParameterInfoList *cur;
713df4c288SPhilippe Mathieu-Daudé
723df4c288SPhilippe Mathieu-Daudé cur = head;
733df4c288SPhilippe Mathieu-Daudé while (cur->next) {
743df4c288SPhilippe Mathieu-Daudé cur = cur->next;
753df4c288SPhilippe Mathieu-Daudé }
763df4c288SPhilippe Mathieu-Daudé cur->next = new;
773df4c288SPhilippe Mathieu-Daudé }
783df4c288SPhilippe Mathieu-Daudé
793df4c288SPhilippe Mathieu-Daudé /* access all the local QemuOptsLists for drive option */
get_drive_infolist(void)803df4c288SPhilippe Mathieu-Daudé static CommandLineParameterInfoList *get_drive_infolist(void)
813df4c288SPhilippe Mathieu-Daudé {
823df4c288SPhilippe Mathieu-Daudé CommandLineParameterInfoList *head = NULL, *cur;
833df4c288SPhilippe Mathieu-Daudé int i;
843df4c288SPhilippe Mathieu-Daudé
853df4c288SPhilippe Mathieu-Daudé for (i = 0; drive_config_groups[i] != NULL; i++) {
863df4c288SPhilippe Mathieu-Daudé if (!head) {
873df4c288SPhilippe Mathieu-Daudé head = query_option_descs(drive_config_groups[i]->desc);
883df4c288SPhilippe Mathieu-Daudé } else {
893df4c288SPhilippe Mathieu-Daudé cur = query_option_descs(drive_config_groups[i]->desc);
903df4c288SPhilippe Mathieu-Daudé connect_infolist(head, cur);
913df4c288SPhilippe Mathieu-Daudé }
923df4c288SPhilippe Mathieu-Daudé }
933df4c288SPhilippe Mathieu-Daudé cleanup_infolist(head);
943df4c288SPhilippe Mathieu-Daudé
953df4c288SPhilippe Mathieu-Daudé return head;
963df4c288SPhilippe Mathieu-Daudé }
973df4c288SPhilippe Mathieu-Daudé
objprop_to_cmdline_prop(ObjectProperty * prop)983df4c288SPhilippe Mathieu-Daudé static CommandLineParameterInfo *objprop_to_cmdline_prop(ObjectProperty *prop)
993df4c288SPhilippe Mathieu-Daudé {
1003df4c288SPhilippe Mathieu-Daudé CommandLineParameterInfo *info;
1013df4c288SPhilippe Mathieu-Daudé
1023df4c288SPhilippe Mathieu-Daudé info = g_malloc0(sizeof(*info));
1033df4c288SPhilippe Mathieu-Daudé info->name = g_strdup(prop->name);
1043df4c288SPhilippe Mathieu-Daudé
1053df4c288SPhilippe Mathieu-Daudé if (g_str_equal(prop->type, "bool") || g_str_equal(prop->type, "OnOffAuto")) {
1063df4c288SPhilippe Mathieu-Daudé info->type = COMMAND_LINE_PARAMETER_TYPE_BOOLEAN;
1073df4c288SPhilippe Mathieu-Daudé } else if (g_str_equal(prop->type, "int")) {
1083df4c288SPhilippe Mathieu-Daudé info->type = COMMAND_LINE_PARAMETER_TYPE_NUMBER;
1093df4c288SPhilippe Mathieu-Daudé } else if (g_str_equal(prop->type, "size")) {
1103df4c288SPhilippe Mathieu-Daudé info->type = COMMAND_LINE_PARAMETER_TYPE_SIZE;
1113df4c288SPhilippe Mathieu-Daudé } else {
1123df4c288SPhilippe Mathieu-Daudé info->type = COMMAND_LINE_PARAMETER_TYPE_STRING;
1133df4c288SPhilippe Mathieu-Daudé }
1143df4c288SPhilippe Mathieu-Daudé
1153df4c288SPhilippe Mathieu-Daudé if (prop->description) {
1163df4c288SPhilippe Mathieu-Daudé info->help = g_strdup(prop->description);
1173df4c288SPhilippe Mathieu-Daudé }
1183df4c288SPhilippe Mathieu-Daudé
1193df4c288SPhilippe Mathieu-Daudé return info;
1203df4c288SPhilippe Mathieu-Daudé }
1213df4c288SPhilippe Mathieu-Daudé
query_all_machine_properties(void)1223df4c288SPhilippe Mathieu-Daudé static CommandLineParameterInfoList *query_all_machine_properties(void)
1233df4c288SPhilippe Mathieu-Daudé {
1243df4c288SPhilippe Mathieu-Daudé CommandLineParameterInfoList *params = NULL, *clpiter;
1253df4c288SPhilippe Mathieu-Daudé CommandLineParameterInfo *info;
1263df4c288SPhilippe Mathieu-Daudé GSList *machines, *curr_mach;
1273df4c288SPhilippe Mathieu-Daudé ObjectPropertyIterator op_iter;
1283df4c288SPhilippe Mathieu-Daudé ObjectProperty *prop;
1293df4c288SPhilippe Mathieu-Daudé bool is_new;
1303df4c288SPhilippe Mathieu-Daudé
1313df4c288SPhilippe Mathieu-Daudé machines = object_class_get_list(TYPE_MACHINE, false);
1323df4c288SPhilippe Mathieu-Daudé assert(machines);
1333df4c288SPhilippe Mathieu-Daudé
1343df4c288SPhilippe Mathieu-Daudé /* Loop over all machine classes */
1353df4c288SPhilippe Mathieu-Daudé for (curr_mach = machines; curr_mach; curr_mach = curr_mach->next) {
1363df4c288SPhilippe Mathieu-Daudé object_class_property_iter_init(&op_iter, curr_mach->data);
1373df4c288SPhilippe Mathieu-Daudé /* ... and over the properties of each machine: */
1383df4c288SPhilippe Mathieu-Daudé while ((prop = object_property_iter_next(&op_iter))) {
1393df4c288SPhilippe Mathieu-Daudé if (!prop->set) {
1403df4c288SPhilippe Mathieu-Daudé continue;
1413df4c288SPhilippe Mathieu-Daudé }
1423df4c288SPhilippe Mathieu-Daudé /*
1433df4c288SPhilippe Mathieu-Daudé * Check whether the property has already been put into the list
1443df4c288SPhilippe Mathieu-Daudé * (via another machine class)
1453df4c288SPhilippe Mathieu-Daudé */
1463df4c288SPhilippe Mathieu-Daudé is_new = true;
1473df4c288SPhilippe Mathieu-Daudé for (clpiter = params; clpiter != NULL; clpiter = clpiter->next) {
1483df4c288SPhilippe Mathieu-Daudé if (g_str_equal(clpiter->value->name, prop->name)) {
1493df4c288SPhilippe Mathieu-Daudé is_new = false;
1503df4c288SPhilippe Mathieu-Daudé break;
1513df4c288SPhilippe Mathieu-Daudé }
1523df4c288SPhilippe Mathieu-Daudé }
1533df4c288SPhilippe Mathieu-Daudé /* If it hasn't been added before, add it now to the list */
1543df4c288SPhilippe Mathieu-Daudé if (is_new) {
1553df4c288SPhilippe Mathieu-Daudé info = objprop_to_cmdline_prop(prop);
1563df4c288SPhilippe Mathieu-Daudé QAPI_LIST_PREPEND(params, info);
1573df4c288SPhilippe Mathieu-Daudé }
1583df4c288SPhilippe Mathieu-Daudé }
1593df4c288SPhilippe Mathieu-Daudé }
1603df4c288SPhilippe Mathieu-Daudé
1613df4c288SPhilippe Mathieu-Daudé g_slist_free(machines);
1623df4c288SPhilippe Mathieu-Daudé
1633df4c288SPhilippe Mathieu-Daudé /* Add entry for the "type" parameter */
1643df4c288SPhilippe Mathieu-Daudé info = g_malloc0(sizeof(*info));
1653df4c288SPhilippe Mathieu-Daudé info->name = g_strdup("type");
1663df4c288SPhilippe Mathieu-Daudé info->type = COMMAND_LINE_PARAMETER_TYPE_STRING;
1673df4c288SPhilippe Mathieu-Daudé info->help = g_strdup("machine type");
1683df4c288SPhilippe Mathieu-Daudé QAPI_LIST_PREPEND(params, info);
1693df4c288SPhilippe Mathieu-Daudé
1703df4c288SPhilippe Mathieu-Daudé return params;
1713df4c288SPhilippe Mathieu-Daudé }
1723df4c288SPhilippe Mathieu-Daudé
qmp_query_command_line_options(const char * option,Error ** errp)1733df4c288SPhilippe Mathieu-Daudé CommandLineOptionInfoList *qmp_query_command_line_options(const char *option,
1743df4c288SPhilippe Mathieu-Daudé Error **errp)
1753df4c288SPhilippe Mathieu-Daudé {
1763df4c288SPhilippe Mathieu-Daudé CommandLineOptionInfoList *conf_list = NULL;
1773df4c288SPhilippe Mathieu-Daudé CommandLineOptionInfo *info;
1783df4c288SPhilippe Mathieu-Daudé int i;
1793df4c288SPhilippe Mathieu-Daudé
1803df4c288SPhilippe Mathieu-Daudé for (i = 0; vm_config_groups[i] != NULL; i++) {
1813df4c288SPhilippe Mathieu-Daudé if (!option || !strcmp(option, vm_config_groups[i]->name)) {
1823df4c288SPhilippe Mathieu-Daudé info = g_malloc0(sizeof(*info));
1833df4c288SPhilippe Mathieu-Daudé info->option = g_strdup(vm_config_groups[i]->name);
1843df4c288SPhilippe Mathieu-Daudé if (!strcmp("drive", vm_config_groups[i]->name)) {
1853df4c288SPhilippe Mathieu-Daudé info->parameters = get_drive_infolist();
1863df4c288SPhilippe Mathieu-Daudé } else {
1873df4c288SPhilippe Mathieu-Daudé info->parameters =
1883df4c288SPhilippe Mathieu-Daudé query_option_descs(vm_config_groups[i]->desc);
1893df4c288SPhilippe Mathieu-Daudé }
1903df4c288SPhilippe Mathieu-Daudé QAPI_LIST_PREPEND(conf_list, info);
1913df4c288SPhilippe Mathieu-Daudé }
1923df4c288SPhilippe Mathieu-Daudé }
1933df4c288SPhilippe Mathieu-Daudé
1943df4c288SPhilippe Mathieu-Daudé if (!option || !strcmp(option, "machine")) {
1953df4c288SPhilippe Mathieu-Daudé info = g_malloc0(sizeof(*info));
1963df4c288SPhilippe Mathieu-Daudé info->option = g_strdup("machine");
1973df4c288SPhilippe Mathieu-Daudé info->parameters = query_all_machine_properties();
1983df4c288SPhilippe Mathieu-Daudé QAPI_LIST_PREPEND(conf_list, info);
1993df4c288SPhilippe Mathieu-Daudé }
2003df4c288SPhilippe Mathieu-Daudé
2013df4c288SPhilippe Mathieu-Daudé if (conf_list == NULL) {
2023df4c288SPhilippe Mathieu-Daudé error_setg(errp, "invalid option name: %s", option);
2033df4c288SPhilippe Mathieu-Daudé }
2043df4c288SPhilippe Mathieu-Daudé
2053df4c288SPhilippe Mathieu-Daudé return conf_list;
2063df4c288SPhilippe Mathieu-Daudé }
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