Reland "Move webrtc/{base => rtc_base}" (https://codereview.webrtc.org/2877023002)
Reland the base->rtc_base without adding stub headers (will be
done in follow-up CL). This preserves git blame history of all files.
BUG=webrtc:7634
NOTRY=True
TBR=kwiberg@webrtc.org
Change-Id: Iea3bb6f3f67b8374c96337b63e8f5aa3e6181012
Reviewed-on: https://chromium-review.googlesource.com/554611
Reviewed-by: Henrik Kjellander <kjellander@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#18821}diff --git a/webrtc/rtc_base/json.h b/webrtc/rtc_base/json.h
new file mode 100644
index 0000000..7e1050e
--- /dev/null
+++ b/webrtc/rtc_base/json.h
@@ -0,0 +1,91 @@
+/*
+ * Copyright 2004 The WebRTC Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef WEBRTC_RTC_BASE_JSON_H_
+#define WEBRTC_RTC_BASE_JSON_H_
+
+#include <string>
+#include <vector>
+
+#if !defined(WEBRTC_EXTERNAL_JSON)
+#include "json/json.h"
+#else
+#include "third_party/jsoncpp/json.h"
+#endif
+
+namespace rtc {
+
+///////////////////////////////////////////////////////////////////////////////
+// JSON Helpers
+///////////////////////////////////////////////////////////////////////////////
+
+// Robust conversion operators, better than the ones in JsonCpp.
+bool GetIntFromJson(const Json::Value& in, int* out);
+bool GetUIntFromJson(const Json::Value& in, unsigned int* out);
+bool GetStringFromJson(const Json::Value& in, std::string* out);
+bool GetBoolFromJson(const Json::Value& in, bool* out);
+bool GetDoubleFromJson(const Json::Value& in, double* out);
+
+// Pull values out of a JSON array.
+bool GetValueFromJsonArray(const Json::Value& in, size_t n,
+ Json::Value* out);
+bool GetIntFromJsonArray(const Json::Value& in, size_t n,
+ int* out);
+bool GetUIntFromJsonArray(const Json::Value& in, size_t n,
+ unsigned int* out);
+bool GetStringFromJsonArray(const Json::Value& in, size_t n,
+ std::string* out);
+bool GetBoolFromJsonArray(const Json::Value& in, size_t n,
+ bool* out);
+bool GetDoubleFromJsonArray(const Json::Value& in, size_t n,
+ double* out);
+
+// Convert json arrays to std::vector
+bool JsonArrayToValueVector(const Json::Value& in,
+ std::vector<Json::Value>* out);
+bool JsonArrayToIntVector(const Json::Value& in,
+ std::vector<int>* out);
+bool JsonArrayToUIntVector(const Json::Value& in,
+ std::vector<unsigned int>* out);
+bool JsonArrayToStringVector(const Json::Value& in,
+ std::vector<std::string>* out);
+bool JsonArrayToBoolVector(const Json::Value& in,
+ std::vector<bool>* out);
+bool JsonArrayToDoubleVector(const Json::Value& in,
+ std::vector<double>* out);
+
+// Convert std::vector to json array
+Json::Value ValueVectorToJsonArray(const std::vector<Json::Value>& in);
+Json::Value IntVectorToJsonArray(const std::vector<int>& in);
+Json::Value UIntVectorToJsonArray(const std::vector<unsigned int>& in);
+Json::Value StringVectorToJsonArray(const std::vector<std::string>& in);
+Json::Value BoolVectorToJsonArray(const std::vector<bool>& in);
+Json::Value DoubleVectorToJsonArray(const std::vector<double>& in);
+
+// Pull values out of a JSON object.
+bool GetValueFromJsonObject(const Json::Value& in, const std::string& k,
+ Json::Value* out);
+bool GetIntFromJsonObject(const Json::Value& in, const std::string& k,
+ int* out);
+bool GetUIntFromJsonObject(const Json::Value& in, const std::string& k,
+ unsigned int* out);
+bool GetStringFromJsonObject(const Json::Value& in, const std::string& k,
+ std::string* out);
+bool GetBoolFromJsonObject(const Json::Value& in, const std::string& k,
+ bool* out);
+bool GetDoubleFromJsonObject(const Json::Value& in, const std::string& k,
+ double* out);
+
+// Writes out a Json value as a string.
+std::string JsonValueToString(const Json::Value& json);
+
+} // namespace rtc
+
+#endif // WEBRTC_RTC_BASE_JSON_H_