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/*
*
* Copyright 2015 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include "src/core/lib/security/util/json_util.h"
#include <string.h>
#include <grpc/support/log.h>
#include <grpc/support/string_util.h>
const char *grpc_json_get_string_property(const grpc_json *json,
const char *prop_name) {
grpc_json *child;
for (child = json->child; child != NULL; child = child->next) {
if (strcmp(child->key, prop_name) == 0) break;
}
if (child == NULL || child->type != GRPC_JSON_STRING) {
gpr_log(GPR_ERROR, "Invalid or missing %s property.", prop_name);
return NULL;
}
return child->value;
}
bool grpc_copy_json_string_property(const grpc_json *json,
const char *prop_name,
char **copied_value) {
const char *prop_value = grpc_json_get_string_property(json, prop_name);
if (prop_value == NULL) return false;
*copied_value = gpr_strdup(prop_value);
return true;
}
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