8 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
9 * See the COPYING.LIB file in the top-level directory.
13 #include "qemu/osdep.h"
14 #include "qapi/compat-policy.h"
15 #include "qapi/error.h"
16 #include "qemu/ctype.h"
17 #include "qapi/qmp/qerror.h"
19 CompatPolicy compat_policy;
21 static bool compat_policy_input_ok1(const char *adjective,
22 CompatPolicyInput policy,
23 ErrorClass error_class,
24 const char *kind, const char *name,
28 case COMPAT_POLICY_INPUT_ACCEPT:
30 case COMPAT_POLICY_INPUT_REJECT:
31 error_set(errp, error_class, "%s %s %s disabled by policy",
32 adjective, kind, name);
34 case COMPAT_POLICY_INPUT_CRASH:
40 bool compat_policy_input_ok(unsigned special_features,
41 const CompatPolicy *policy,
42 ErrorClass error_class,
43 const char *kind, const char *name,
46 if ((special_features & 1u << QAPI_DEPRECATED)
47 && !compat_policy_input_ok1("Deprecated",
48 policy->deprecated_input,
49 error_class, kind, name, errp)) {
52 if ((special_features & (1u << QAPI_UNSTABLE))
53 && !compat_policy_input_ok1("Unstable",
54 policy->unstable_input,
55 error_class, kind, name, errp)) {
61 const char *qapi_enum_lookup(const QEnumLookup *lookup, int val)
63 assert(val >= 0 && val < lookup->size);
65 return lookup->array[val];
68 int qapi_enum_parse(const QEnumLookup *lookup, const char *buf,
69 int def, Error **errp)
77 for (i = 0; i < lookup->size; i++) {
78 if (!strcmp(buf, lookup->array[i])) {
83 error_setg(errp, "invalid parameter value: %s", buf);
87 bool qapi_bool_parse(const char *name, const char *value, bool *obj, Error **errp)
89 if (g_str_equal(value, "on") ||
90 g_str_equal(value, "yes") ||
91 g_str_equal(value, "true") ||
92 g_str_equal(value, "y")) {
96 if (g_str_equal(value, "off") ||
97 g_str_equal(value, "no") ||
98 g_str_equal(value, "false") ||
99 g_str_equal(value, "n")) {
104 error_setg(errp, QERR_INVALID_PARAMETER_VALUE, name,
110 * Parse a valid QAPI name from @str.
111 * A valid name consists of letters, digits, hyphen and underscore.
112 * It may be prefixed by __RFQDN_ (downstream extension), where RFQDN
113 * may contain only letters, digits, hyphen and period.
114 * The special exception for enumeration names is not implemented.
115 * See docs/devel/qapi-code-gen.txt for more on QAPI naming rules.
116 * Keep this consistent with scripts/qapi-gen.py!
117 * If @complete, the parse fails unless it consumes @str completely.
118 * Return its length on success, -1 on failure.
120 int parse_qapi_name(const char *str, bool complete)
124 if (*p == '_') { /* Downstream __RFQDN_ */
130 if (!qemu_isalnum(*p) && *p != '-' && *p != '.') {
141 if (!qemu_isalpha(*p)) {
145 if (!qemu_isalnum(*p) && *p != '-' && *p != '_') {
150 if (complete && *p) {