squeezelite-esp32/components/spotify/cspot/bell/include/platform/TLSSocket.h

#ifndef BELL_TLS_SOCKET_H
#define BELL_TLS_SOCKET_H

#include "BellLogger.h"
#include "BellSocket.h"
#include <cstring>
#include <ctype.h>
#include <fstream>
#include <iostream>
#include <memory>
#include <netdb.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <sstream>
#include <stdlib.h>
#include <string>
#include <sys/socket.h>
#include <sys/types.h>
#include <unistd.h>
#include <vector>

#ifdef BELL_USE_MBEDTLS

#include "mbedtls/net_sockets.h"
#include "mbedtls/ssl.h"
#include "mbedtls/entropy.h"
#include "mbedtls/ctr_drbg.h"
#include "mbedtls/debug.h"
#else
#include <openssl/bio.h>
#include <openssl/err.h>
#include <openssl/ssl.h>
#endif

namespace bell {
class TLSSocket : public bell::Socket {
private:
#ifdef BELL_USE_MBEDTLS
    mbedtls_net_context server_fd;
    mbedtls_entropy_context entropy;
    mbedtls_ctr_drbg_context ctr_drbg;
    mbedtls_ssl_context ssl;
    mbedtls_ssl_config conf;
#else

  BIO *sbio, *out;
  int len;
  char tmpbuf[1024];
  SSL_CTX *ctx;
  SSL *ssl;

  int sockFd;
  int sslFd;
#endif

  bool isClosed = false;
public:
  TLSSocket();
  ~TLSSocket() { close(); };

  void open(std::string host, uint16_t port);

  size_t read(uint8_t *buf, size_t len);
  size_t write(uint8_t *buf, size_t len);
  size_t poll();

  void close();
};

} // namespace bell

#endif