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#ifndef QEMU_OPTIONS_H
27#define QEMU_OPTIONS_H
28
29#include <stdint.h>
30#include "qemu/queue.h"
31#include "qapi/error.h"
32#include "qapi/qmp/qdict.h"
33
34const char *get_opt_name(char *buf, int buf_size, const char *p, char delim);
35const char *get_opt_value(char *buf, int buf_size, const char *p);
36int get_next_param_value(char *buf, int buf_size,
37 const char *tag, const char **pstr);
38int get_param_value(char *buf, int buf_size,
39 const char *tag, const char *str);
40
41
42void parse_option_size(const char *name, const char *value,
43 uint64_t *ret, Error **errp);
44bool has_help_option(const char *param);
45bool is_valid_option_list(const char *param);
46
47typedef struct QemuOpt QemuOpt;
48typedef struct QemuOpts QemuOpts;
49typedef struct QemuOptsList QemuOptsList;
50
51enum QemuOptType {
52 QEMU_OPT_STRING = 0,
53 QEMU_OPT_BOOL,
54 QEMU_OPT_NUMBER,
55 QEMU_OPT_SIZE,
56};
57
58typedef struct QemuOptDesc {
59 const char *name;
60 enum QemuOptType type;
61 const char *help;
62 const char *def_value_str;
63} QemuOptDesc;
64
65struct QemuOptsList {
66 const char *name;
67 const char *implied_opt_name;
68 bool merge_lists;
69 QTAILQ_HEAD(, QemuOpts) head;
70 QemuOptDesc desc[];
71};
72
73const char *qemu_opt_get(QemuOpts *opts, const char *name);
74char *qemu_opt_get_del(QemuOpts *opts, const char *name);
75
76
77
78
79
80
81
82
83
84
85
86bool qemu_opt_has_help_opt(QemuOpts *opts);
87QemuOpt *qemu_opt_find(QemuOpts *opts, const char *name);
88bool qemu_opt_get_bool(QemuOpts *opts, const char *name, bool defval);
89uint64_t qemu_opt_get_number(QemuOpts *opts, const char *name, uint64_t defval);
90uint64_t qemu_opt_get_size(QemuOpts *opts, const char *name, uint64_t defval);
91bool qemu_opt_get_bool_del(QemuOpts *opts, const char *name, bool defval);
92uint64_t qemu_opt_get_number_del(QemuOpts *opts, const char *name,
93 uint64_t defval);
94uint64_t qemu_opt_get_size_del(QemuOpts *opts, const char *name,
95 uint64_t defval);
96int qemu_opt_unset(QemuOpts *opts, const char *name);
97int qemu_opt_set(QemuOpts *opts, const char *name, const char *value);
98void qemu_opt_set_err(QemuOpts *opts, const char *name, const char *value,
99 Error **errp);
100int qemu_opt_set_bool(QemuOpts *opts, const char *name, bool val);
101int qemu_opt_set_number(QemuOpts *opts, const char *name, int64_t val);
102typedef int (*qemu_opt_loopfunc)(const char *name, const char *value, void *opaque);
103int qemu_opt_foreach(QemuOpts *opts, qemu_opt_loopfunc func, void *opaque,
104 int abort_on_failure);
105
106QemuOpts *qemu_opts_find(QemuOptsList *list, const char *id);
107QemuOpts *qemu_opts_create(QemuOptsList *list, const char *id,
108 int fail_if_exists, Error **errp);
109void qemu_opts_reset(QemuOptsList *list);
110void qemu_opts_loc_restore(QemuOpts *opts);
111int qemu_opts_set(QemuOptsList *list, const char *id,
112 const char *name, const char *value);
113const char *qemu_opts_id(QemuOpts *opts);
114void qemu_opts_set_id(QemuOpts *opts, char *id);
115void qemu_opts_del(QemuOpts *opts);
116void qemu_opts_validate(QemuOpts *opts, const QemuOptDesc *desc, Error **errp);
117int qemu_opts_do_parse(QemuOpts *opts, const char *params, const char *firstname);
118QemuOpts *qemu_opts_parse(QemuOptsList *list, const char *params, int permit_abbrev);
119void qemu_opts_set_defaults(QemuOptsList *list, const char *params,
120 int permit_abbrev);
121QemuOpts *qemu_opts_from_qdict(QemuOptsList *list, const QDict *qdict,
122 Error **errp);
123QDict *qemu_opts_to_qdict(QemuOpts *opts, QDict *qdict);
124void qemu_opts_absorb_qdict(QemuOpts *opts, QDict *qdict, Error **errp);
125
126typedef int (*qemu_opts_loopfunc)(QemuOpts *opts, void *opaque);
127void qemu_opts_print(QemuOpts *opts);
128int qemu_opts_foreach(QemuOptsList *list, qemu_opts_loopfunc func, void *opaque,
129 int abort_on_failure);
130void qemu_opts_print_help(QemuOptsList *list);
131void qemu_opts_free(QemuOptsList *list);
132QemuOptsList *qemu_opts_append(QemuOptsList *dst, QemuOptsList *list);
133
134#endif
135