89 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			89 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C++
		
	
	
	
| /*
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|  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
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|  *
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|  *  Use of this source code is governed by a BSD-style license
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|  *  that can be found in the LICENSE file in the root of the source
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|  *  tree. An additional intellectual property rights grant can be found
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|  *  in the file PATENTS.  All contributing project authors may
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|  *  be found in the AUTHORS file in the root of the source tree.
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|  */
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| 
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| #ifndef RTC_BASE_STRINGS_JSON_H_
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| #define RTC_BASE_STRINGS_JSON_H_
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| 
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| #include <string>
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| #include <vector>
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| 
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| #if !defined(WEBRTC_EXTERNAL_JSON)
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| #include "json/json.h"
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| #else
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| #include "third_party/jsoncpp/json.h"
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| #endif
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| 
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| namespace rtc {
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| 
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| ///////////////////////////////////////////////////////////////////////////////
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| // JSON Helpers
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| ///////////////////////////////////////////////////////////////////////////////
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| 
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| // Robust conversion operators, better than the ones in JsonCpp.
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| bool GetIntFromJson(const Json::Value& in, int* out);
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| bool GetUIntFromJson(const Json::Value& in, unsigned int* out);
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| bool GetStringFromJson(const Json::Value& in, std::string* out);
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| bool GetBoolFromJson(const Json::Value& in, bool* out);
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| bool GetDoubleFromJson(const Json::Value& in, double* out);
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| 
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| // Pull values out of a JSON array.
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| bool GetValueFromJsonArray(const Json::Value& in, size_t n, Json::Value* out);
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| bool GetIntFromJsonArray(const Json::Value& in, size_t n, int* out);
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| bool GetUIntFromJsonArray(const Json::Value& in, size_t n, unsigned int* out);
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| bool GetStringFromJsonArray(const Json::Value& in, size_t n, std::string* out);
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| bool GetBoolFromJsonArray(const Json::Value& in, size_t n, bool* out);
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| bool GetDoubleFromJsonArray(const Json::Value& in, size_t n, double* out);
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| 
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| // Convert json arrays to std::vector
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| bool JsonArrayToValueVector(const Json::Value& in,
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|                             std::vector<Json::Value>* out);
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| bool JsonArrayToIntVector(const Json::Value& in, std::vector<int>* out);
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| bool JsonArrayToUIntVector(const Json::Value& in,
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|                            std::vector<unsigned int>* out);
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| bool JsonArrayToStringVector(const Json::Value& in,
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|                              std::vector<std::string>* out);
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| bool JsonArrayToBoolVector(const Json::Value& in, std::vector<bool>* out);
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| bool JsonArrayToDoubleVector(const Json::Value& in, std::vector<double>* out);
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| 
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| // Convert std::vector to json array
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| Json::Value ValueVectorToJsonArray(const std::vector<Json::Value>& in);
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| Json::Value IntVectorToJsonArray(const std::vector<int>& in);
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| Json::Value UIntVectorToJsonArray(const std::vector<unsigned int>& in);
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| Json::Value StringVectorToJsonArray(const std::vector<std::string>& in);
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| Json::Value BoolVectorToJsonArray(const std::vector<bool>& in);
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| Json::Value DoubleVectorToJsonArray(const std::vector<double>& in);
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| 
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| // Pull values out of a JSON object.
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| bool GetValueFromJsonObject(const Json::Value& in,
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|                             const std::string& k,
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|                             Json::Value* out);
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| bool GetIntFromJsonObject(const Json::Value& in,
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|                           const std::string& k,
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|                           int* out);
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| bool GetUIntFromJsonObject(const Json::Value& in,
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|                            const std::string& k,
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|                            unsigned int* out);
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| bool GetStringFromJsonObject(const Json::Value& in,
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|                              const std::string& k,
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|                              std::string* out);
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| bool GetBoolFromJsonObject(const Json::Value& in,
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|                            const std::string& k,
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|                            bool* out);
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| bool GetDoubleFromJsonObject(const Json::Value& in,
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|                              const std::string& k,
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|                              double* out);
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| 
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| // Writes out a Json value as a string.
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| std::string JsonValueToString(const Json::Value& json);
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| 
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| }  // namespace rtc
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| 
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| #endif  // RTC_BASE_STRINGS_JSON_H_
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