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json: add spa_json_parse_stringn()

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It also checks the destination size.
This commit is contained in:
Wim Taymans 2022-01-04 12:35:09 +01:00
parent c46113faa3
commit 611591d0fc
9 changed files with 30 additions and 20 deletions
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2
src/modules/module-filter-chain.c
View file

@ -907,7 +907,7 @@ static int parse_config(struct node *node, struct spa_json *config)
len = spa_json_container_len(config, val, len);
if ((node->config = malloc(len+1)) != NULL)
spa_json_parse_string(val, len, node->config);
spa_json_parse_stringn(val, len, node->config, len+1);
return 0;
}

3
src/modules/module-protocol-pulse/quirks.c
View file

@ -94,7 +94,8 @@ static int match(const char *rules, struct spa_dict *dict, uint64_t *quirks)
if (spa_json_is_null(value, len)) {
value = NULL;
} else {
spa_json_parse_string(value, SPA_MIN(len, (int)sizeof(val)-1), val);
if (spa_json_parse_stringn(value, len, val, sizeof(val)) < 0)
continue;
value = val;
}
str = spa_dict_lookup(dict, key);

16
src/pipewire/conf.c
View file

@ -454,18 +454,18 @@ static int parse_modules(struct pw_context *context, char *str)
if (spa_streq(key, "name")) {
name = (char*)val;
spa_json_parse_string(val, len, name);
spa_json_parse_stringn(val, len, name, len+1);
} else if (spa_streq(key, "args")) {
if (spa_json_is_container(val, len))
len = spa_json_container_len(&it[2], val, len);
args = (char*)val;
spa_json_parse_string(val, len, args);
spa_json_parse_stringn(val, len, args, len+1);
} else if (spa_streq(key, "flags")) {
if (spa_json_is_container(val, len))
len = spa_json_container_len(&it[2], val, len);
flags = (char*)val;
spa_json_parse_string(val, len, flags);
spa_json_parse_stringn(val, len, flags, len+1);
}
}
if (name != NULL)
@ -538,19 +538,19 @@ static int parse_objects(struct pw_context *context, char *str)
if (spa_streq(key, "factory")) {
factory = (char*)val;
spa_json_parse_string(val, len, factory);
spa_json_parse_stringn(val, len, factory, len+1);
} else if (spa_streq(key, "args")) {
if (spa_json_is_container(val, len))
len = spa_json_container_len(&it[2], val, len);
args = (char*)val;
spa_json_parse_string(val, len, args);
spa_json_parse_stringn(val, len, args, len+1);
} else if (spa_streq(key, "flags")) {
if (spa_json_is_container(val, len))
len = spa_json_container_len(&it[2], val, len);
flags = (char*)val;
spa_json_parse_string(val, len, flags);
spa_json_parse_stringn(val, len, flags, len+1);
}
}
if (factory != NULL)
@ -625,10 +625,10 @@ static int parse_exec(struct pw_context *context, char *str)
if (spa_streq(key, "path")) {
path = (char*)val;
spa_json_parse_string(val, len, path);
spa_json_parse_stringn(val, len, path, len+1);
} else if (spa_streq(key, "args")) {
args = (char*)val;
spa_json_parse_string(val, len, args);
spa_json_parse_stringn(val, len, args, len+1);
}
}
if (path != NULL)

2
src/pipewire/properties.c
View file

@ -180,7 +180,7 @@ int pw_properties_update_string(struct pw_properties *props, const char *str, si
len = spa_json_container_len(&it[1], value, len);
if ((val = malloc(len+1)) != NULL)
spa_json_parse_string(value, len, val);
spa_json_parse_stringn(value, len, val, len+1);
}
count += pw_properties_set(&impl->this, key, val);
free(val);

2
src/tools/pw-cli.c
View file

@ -1632,7 +1632,7 @@ static int json_to_pod(struct spa_pod_builder *b, uint32_t id,
}
else {
char *val = alloca(len+1);
spa_json_parse_string(value, len, val);
spa_json_parse_stringn(value, len, val, len+1);
switch (info ? info->parent : SPA_TYPE_Struct) {
case SPA_TYPE_Id:
if ((ti = find_type_info(info->values, val)) != NULL)