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ex_dtls

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DTLS and DTLS-SRTP library for Elixir, based on OpenSSL.

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ex_dtls c_src ex_dtls dtls.h
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c_src/ex_dtls/dtls.h 

#pragma once



#include <openssl/err.h>

#include <openssl/evp.h>

#include <openssl/rsa.h>

#include <openssl/ssl.h>

#include <openssl/x509.h>

#include <string.h>



#include "log.h"



typedef struct KeyingMaterial {

  unsigned char *client; // client keying material - master key + master salt

  unsigned char *server;

  unsigned int len; // len of client/server keying material

  int protection_profile;

} KeyingMaterial;



SSL_CTX *create_ctx(int dtls_srtp);

SSL *create_ssl(SSL_CTX *ssl_ctx, int client_mode);

KeyingMaterial *export_keying_material(SSL *ssl);

EVP_PKEY *gen_key();

X509 *gen_cert(EVP_PKEY *pkey);

EVP_PKEY *decode_pkey(unsigned char *buf, int len);

X509 *decode_cert(unsigned char *buf, int len);