1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
/* SPDX-License-Identifier: GPL-2.0-or-later */
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "qapi/qapi-commands-misc.h"
#include "qobject/qlist.h"
#include "qemu/option.h"
#include "qemu/config-file.h"
#include "hw/boards.h"
static CommandLineParameterInfoList *query_option_descs(const QemuOptDesc *desc)
{
CommandLineParameterInfoList *param_list = NULL;
CommandLineParameterInfo *info;
int i;
for (i = 0; desc[i].name != NULL; i++) {
info = g_malloc0(sizeof(*info));
info->name = g_strdup(desc[i].name);
switch (desc[i].type) {
case QEMU_OPT_STRING:
info->type = COMMAND_LINE_PARAMETER_TYPE_STRING;
break;
case QEMU_OPT_BOOL:
info->type = COMMAND_LINE_PARAMETER_TYPE_BOOLEAN;
break;
case QEMU_OPT_NUMBER:
info->type = COMMAND_LINE_PARAMETER_TYPE_NUMBER;
break;
case QEMU_OPT_SIZE:
info->type = COMMAND_LINE_PARAMETER_TYPE_SIZE;
break;
}
info->help = g_strdup(desc[i].help);
info->q_default = g_strdup(desc[i].def_value_str);
QAPI_LIST_PREPEND(param_list, info);
}
return param_list;
}
/* remove repeated entry from the info list */
static void cleanup_infolist(CommandLineParameterInfoList *head)
{
CommandLineParameterInfoList *pre_entry, *cur, *del_entry;
cur = head;
while (cur->next) {
pre_entry = head;
while (pre_entry != cur->next) {
if (!strcmp(pre_entry->value->name, cur->next->value->name)) {
del_entry = cur->next;
cur->next = cur->next->next;
del_entry->next = NULL;
qapi_free_CommandLineParameterInfoList(del_entry);
break;
}
pre_entry = pre_entry->next;
}
cur = cur->next;
}
}
/* merge the description items of two parameter infolists */
static void connect_infolist(CommandLineParameterInfoList *head,
CommandLineParameterInfoList *new)
{
CommandLineParameterInfoList *cur;
cur = head;
while (cur->next) {
cur = cur->next;
}
cur->next = new;
}
/* access all the local QemuOptsLists for drive option */
static CommandLineParameterInfoList *get_drive_infolist(void)
{
CommandLineParameterInfoList *head = NULL, *cur;
int i;
for (i = 0; drive_config_groups[i] != NULL; i++) {
if (!head) {
head = query_option_descs(drive_config_groups[i]->desc);
} else {
cur = query_option_descs(drive_config_groups[i]->desc);
connect_infolist(head, cur);
}
}
cleanup_infolist(head);
return head;
}
static CommandLineParameterInfo *objprop_to_cmdline_prop(ObjectProperty *prop)
{
CommandLineParameterInfo *info;
info = g_malloc0(sizeof(*info));
info->name = g_strdup(prop->name);
if (g_str_equal(prop->type, "bool") || g_str_equal(prop->type, "OnOffAuto")) {
info->type = COMMAND_LINE_PARAMETER_TYPE_BOOLEAN;
} else if (g_str_equal(prop->type, "int")) {
info->type = COMMAND_LINE_PARAMETER_TYPE_NUMBER;
} else if (g_str_equal(prop->type, "size")) {
info->type = COMMAND_LINE_PARAMETER_TYPE_SIZE;
} else {
info->type = COMMAND_LINE_PARAMETER_TYPE_STRING;
}
if (prop->description) {
info->help = g_strdup(prop->description);
}
return info;
}
static CommandLineParameterInfoList *query_all_machine_properties(void)
{
CommandLineParameterInfoList *params = NULL, *clpiter;
CommandLineParameterInfo *info;
GSList *machines, *curr_mach;
ObjectPropertyIterator op_iter;
ObjectProperty *prop;
bool is_new;
machines = object_class_get_list(TYPE_MACHINE, false);
assert(machines);
/* Loop over all machine classes */
for (curr_mach = machines; curr_mach; curr_mach = curr_mach->next) {
object_class_property_iter_init(&op_iter, curr_mach->data);
/* ... and over the properties of each machine: */
while ((prop = object_property_iter_next(&op_iter))) {
if (!prop->set) {
continue;
}
/*
* Check whether the property has already been put into the list
* (via another machine class)
*/
is_new = true;
for (clpiter = params; clpiter != NULL; clpiter = clpiter->next) {
if (g_str_equal(clpiter->value->name, prop->name)) {
is_new = false;
break;
}
}
/* If it hasn't been added before, add it now to the list */
if (is_new) {
info = objprop_to_cmdline_prop(prop);
QAPI_LIST_PREPEND(params, info);
}
}
}
g_slist_free(machines);
/* Add entry for the "type" parameter */
info = g_malloc0(sizeof(*info));
info->name = g_strdup("type");
info->type = COMMAND_LINE_PARAMETER_TYPE_STRING;
info->help = g_strdup("machine type");
QAPI_LIST_PREPEND(params, info);
return params;
}
CommandLineOptionInfoList *qmp_query_command_line_options(const char *option,
Error **errp)
{
CommandLineOptionInfoList *conf_list = NULL;
CommandLineOptionInfo *info;
int i;
for (i = 0; vm_config_groups[i] != NULL; i++) {
if (!option || !strcmp(option, vm_config_groups[i]->name)) {
info = g_malloc0(sizeof(*info));
info->option = g_strdup(vm_config_groups[i]->name);
if (!strcmp("drive", vm_config_groups[i]->name)) {
info->parameters = get_drive_infolist();
} else {
info->parameters =
query_option_descs(vm_config_groups[i]->desc);
}
QAPI_LIST_PREPEND(conf_list, info);
}
}
if (!option || !strcmp(option, "machine")) {
info = g_malloc0(sizeof(*info));
info->option = g_strdup("machine");
info->parameters = query_all_machine_properties();
QAPI_LIST_PREPEND(conf_list, info);
}
if (conf_list == NULL) {
error_setg(errp, "invalid option name: %s", option);
}
return conf_list;
}
|
