IXWebSocket/ixwebsocket/IXSocketOpenSSL.h
2018-12-14 16:28:17 -08:00

54 lines
1.5 KiB
C++

/*
* IXSocketOpenSSL.h
* Author: Benjamin Sergeant
* Copyright (c) 2017-2018 Machine Zone, Inc. All rights reserved.
*/
#pragma once
#include "IXSocket.h"
#include "IXCancellationRequest.h"
#include <openssl/bio.h>
#include <openssl/hmac.h>
#include <openssl/conf.h>
#include <openssl/err.h>
#include <openssl/ssl.h>
#include <mutex>
namespace ix
{
class SocketOpenSSL : public Socket
{
public:
SocketOpenSSL();
~SocketOpenSSL();
virtual bool connect(const std::string& host,
int port,
std::string& errMsg,
const CancellationRequest& isCancellationRequested) final;
virtual void close() final;
virtual int send(char* buffer, size_t length) final;
virtual int send(const std::string& buffer) final;
virtual int recv(void* buffer, size_t length) final;
private:
std::string getSSLError(int ret);
SSL_CTX* openSSLCreateContext(std::string& errMsg);
bool openSSLHandshake(const std::string& hostname, std::string& errMsg);
bool openSSLCheckServerCert(SSL *ssl,
const std::string& hostname,
std::string& errMsg);
bool checkHost(const std::string& host, const char *pattern);
SSL_CTX* _ssl_context;
SSL* _ssl_connection;
const SSL_METHOD* _ssl_method;
mutable std::mutex _mutex; // OpenSSL routines are not thread-safe
};
}