static bool
lgtd_jsonrpc_extract_and_validate_params_against_schema(void *output,
const struct lgtd_jsonrpc_node *schema,
int schema_size,
const jsmntok_t *tokens,
int ntokens,
const char *json)
{
if (!ntokens) {
// "params" were omitted, make sure no args were required or that they
// are all optional:
while (schema_size--) {
if (!schema[schema_size].optional) {
return false;
}
}
return true;
}
switch (tokens[0].type) {
case JSMN_OBJECT:
return lgtd_jsonrpc_extract_values_from_schema_and_dict(
output, schema, schema_size, tokens, ntokens, json
);
case JSMN_ARRAY:
return lgtd_jsonrpc_extract_values_from_schema_and_array(
output, schema, schema_size, tokens, ntokens, json
);
default:
return false;
}
}
static bool
lgtd_jsonrpc_extract_and_validate_params_against_schema(void *output,
const struct lgtd_jsonrpc_node *schema,
int schema_size,
const jsmntok_t *tokens,
int ntokens,
const char *json)
{
switch (tokens[0].type) {
case JSMN_OBJECT:
return lgtd_jsonrpc_extract_values_from_schema_and_dict(
output, schema, schema_size, tokens, ntokens, json
);
case JSMN_ARRAY:
return lgtd_jsonrpc_extract_values_from_schema_and_array(
output, schema, schema_size, tokens, ntokens, json
);
default:
return false;
}
}
lgtd_jsonrpc_type_object_or_array,
true
),
LGTD_JSONRPC_NODE(
"id",
offsetof(struct lgtd_jsonrpc_request, id),
-1,
lgtd_jsonrpc_type_string_number_or_null,
true
)
};
bool ok = lgtd_jsonrpc_extract_values_from_schema_and_dict(
request,
request_schema,
LGTD_ARRAY_SIZE(request_schema),
tokens,
ntokens,
json
);
if (!ok) {
return false;
}
request->request_ntokens = 1 + 2 + 2; // dict itself + jsonrpc + method
if (request->params) {
request->request_ntokens += 1 + request->params_ntokens;
}
if (request->id) {
request->request_ntokens += 2;
}
