added:srtp core code file

Author: xengine-qyt

XEngine_Source/XEngine_ModuleHelp/ModuleHelp_SRtp/ModuleHelp_SRTPCore.cpp

@@ -0,0 +1,89 @@
+#include "pch.h"
+#include "ModuleHelp_SRTPCore.h"
+/********************************************************************
+//    Created:     2024/03/15  14:42:49
+//    File Name:   D:\XEngine_StreamMedia\XEngine_Source\XEngine_ModuleHelp\ModuleHelp_SRtp\ModuleHelp_SRTPCore.cpp
+//    File Path:   D:\XEngine_StreamMedia\XEngine_Source\XEngine_ModuleHelp\ModuleHelp_SRtp
+//    File Base:   ModuleHelp_SRTPCore
+//    File Ext:    cpp
+//    Project:     XEngine(网络通信引擎)
+//    Author:      qyt
+//    Purpose:     SRTP协议帮助处理模块
+//    History:
+*********************************************************************/
+CModuleHelp_SRTPCore::CModuleHelp_SRTPCore()
+{
+}
+CModuleHelp_SRTPCore::~CModuleHelp_SRTPCore()
+{
+}
+//////////////////////////////////////////////////////////////////////////
+//                             公有函数
+//////////////////////////////////////////////////////////////////////////
+/********************************************************************
+函数名称：ModuleHelp_SRTPCore_Init
+函数功能：启动SRT
+ 参数.一：nPort
+  In/Out：In
+  类型：整数型
+  可空：N
+  意思：输入要绑定的端口
+返回值
+  类型：逻辑型
+  意思：是否成功
+备注：
+*********************************************************************/
+bool CModuleHelp_SRTPCore::ModuleHelp_SRTPCore_Init()
+{
+	ModuleHelp_IsErrorOccur = false;
+
+#if 1 == _XENGINE_STREAMMEDIA_BUILDSWITCH_RTC
+	srtp_init();
+#endif
+	return true;
+}
+bool CModuleHelp_SRTPCore::ModuleHelp_SRTPCore_Destory()
+{
+	ModuleHelp_IsErrorOccur = false;
+
+#if 1 == _XENGINE_STREAMMEDIA_BUILDSWITCH_RTC
+	srtp_shutdown();
+#endif
+	return true;
+}
+bool CModuleHelp_SRTPCore::ModuleHelp_SRTPCore_Create(LPCXSTR lpszSendKey, LPCXSTR lpszRecvKey)
+{
+	ModuleHelp_IsErrorOccur = false;
+
+#if 1 == _XENGINE_STREAMMEDIA_BUILDSWITCH_RTC
+	SRTPCORE_CLIENTINFO st_SRTPCore = {};
+	srtp_policy_t st_SRTPPolicy = {};
+
+	srtp_crypto_policy_set_aes_cm_128_hmac_sha1_80(&st_SRTPPolicy.rtp);
+	srtp_crypto_policy_set_aes_cm_128_hmac_sha1_80(&st_SRTPPolicy.rtcp);
+
+	st_SRTPPolicy.ssrc.value = 0;
+	st_SRTPPolicy.window_size = 8192;
+	st_SRTPPolicy.allow_repeat_tx = 1;
+	st_SRTPPolicy.next = NULL;
+
+	//初始化接受上下文
+	st_SRTPPolicy.ssrc.type = ssrc_any_inbound;
+	st_SRTPPolicy.key = (unsigned char*)lpszRecvKey;
+
+	srtp_err_status_t r0 = srtp_err_status_ok;
+	if ((r0 = srtp_create(&st_SRTPCore.pSt_SRTPRecvCtx, &st_SRTPPolicy)) != srtp_err_status_ok)
+	{
+
+	}
+
+	st_SRTPPolicy.ssrc.type = ssrc_any_outbound;
+	st_SRTPPolicy.key = (unsigned char*)lpszSendKey;
+
+	if ((r0 = srtp_create(&st_SRTPCore.pSt_SRTPSendCtx, &st_SRTPPolicy)) != srtp_err_status_ok)
+	{
+
+	}
+#endif
+	return true;
+}

XEngine_Source/XEngine_ModuleHelp/ModuleHelp_SRtp/ModuleHelp_SRTPCore.h

@@ -0,0 +1,31 @@
+#pragma once
+/********************************************************************
+//    Created:     2024/03/15  14:42:30
+//    File Name:   D:\XEngine_StreamMedia\XEngine_Source\XEngine_ModuleHelp\ModuleHelp_SRtp\ModuleHelp_SRTPCore.h
+//    File Path:   D:\XEngine_StreamMedia\XEngine_Source\XEngine_ModuleHelp\ModuleHelp_SRtp
+//    File Base:   ModuleHelp_SRTPCore
+//    File Ext:    h
+//    Project:     XEngine(网络通信引擎)
+//    Author:      qyt
+//    Purpose:     SRTP协议帮助处理模块
+//    History:
+*********************************************************************/
+
+typedef struct  
+{
+	srtp_t pSt_SRTPSendCtx;
+	srtp_t pSt_SRTPRecvCtx;
+}SRTPCORE_CLIENTINFO;
+
+class CModuleHelp_SRTPCore
+{
+public:
+	CModuleHelp_SRTPCore();
+	~CModuleHelp_SRTPCore();
+public:
+	bool ModuleHelp_SRTPCore_Init();
+	bool ModuleHelp_SRTPCore_Destory();
+	bool ModuleHelp_SRTPCore_Create(LPCXSTR lpszSendKey, LPCXSTR lpszRecvKey);
+protected:
+private:
+};