|  | /* | 
|  | *   Copyright (c) 2022 Project CHIP Authors | 
|  | *   All rights reserved. | 
|  | * | 
|  | *   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. | 
|  | * | 
|  | */ | 
|  |  | 
|  | #pragma once | 
|  |  | 
|  | #include <string.h> | 
|  |  | 
|  | #include <lib/support/CodeUtils.h> | 
|  |  | 
|  | static constexpr char kJsonStringPrefix[]    = "json:"; | 
|  | inline constexpr size_t kJsonStringPrefixLen = MATTER_ARRAY_SIZE(kJsonStringPrefix) - 1; // Don't count the null | 
|  |  | 
|  | static constexpr char kBase64StringPrefix[]    = "base64:"; | 
|  | inline constexpr size_t kBase64StringPrefixLen = MATTER_ARRAY_SIZE(kBase64StringPrefix) - 1; // Don't count the null | 
|  |  | 
|  | static constexpr char kHexStringPrefix[]    = "hex:"; | 
|  | inline constexpr size_t kHexStringPrefixLen = MATTER_ARRAY_SIZE(kHexStringPrefix) - 1; // Don't count the null | 
|  |  | 
|  | static constexpr char kStrStringPrefix[]    = "str:"; | 
|  | inline constexpr size_t kStrStringPrefixLen = MATTER_ARRAY_SIZE(kStrStringPrefix) - 1; // Don't count the null | 
|  |  | 
|  | inline bool IsJsonString(const char * str) | 
|  | { | 
|  | return strncmp(str, kJsonStringPrefix, kJsonStringPrefixLen) == 0; | 
|  | } | 
|  |  | 
|  | inline bool IsBase64String(const char * str) | 
|  | { | 
|  | return strncmp(str, kBase64StringPrefix, kBase64StringPrefixLen) == 0; | 
|  | } | 
|  |  | 
|  | inline bool IsHexString(const char * str) | 
|  | { | 
|  | return strncmp(str, kHexStringPrefix, kHexStringPrefixLen) == 0; | 
|  | } | 
|  |  | 
|  | inline bool IsStrString(const char * str) | 
|  | { | 
|  | return strncmp(str, kStrStringPrefix, kStrStringPrefixLen) == 0; | 
|  | } |