crypto.h

Go to the documentation of this file.

 
#pragma once
 
#include <stddef.h>
#include <stdint.h>
 
#include <unistd.h>
 
typedef void Compy_CryptoTlsCtx;
 
typedef void Compy_CryptoTlsConn;
 
typedef struct {
    Compy_CryptoTlsCtx *(*ctx_new)(const char *cert_path, const char *key_path);
 
    void (*ctx_free)(Compy_CryptoTlsCtx *ctx);
 
    Compy_CryptoTlsConn *(*accept)(Compy_CryptoTlsCtx *ctx, int fd);
 
    void (*conn_free)(Compy_CryptoTlsConn *conn);
 
    ssize_t (*write)(Compy_CryptoTlsConn *conn, const void *data, size_t len);
 
    ssize_t (*read)(Compy_CryptoTlsConn *conn, void *buf, size_t len);
 
    int (*shutdown)(Compy_CryptoTlsConn *conn);
 
    size_t (*pending)(Compy_CryptoTlsConn *conn);
 
    int (*ctx_set_cipher_preference)(Compy_CryptoTlsCtx *ctx, int pref);
} Compy_CryptoTlsOps;
 
typedef struct {
    void (*aes128_ecb)(
        const uint8_t key[16], const uint8_t in[16], uint8_t out[16]);
 
    void (*aes128_ctr)(
        const uint8_t key[16], const uint8_t iv[16], uint8_t *data, size_t len);
 
    void (*hmac_sha1)(
        const uint8_t *key, size_t key_len, const uint8_t *data,
        size_t data_len, uint8_t out[20]);
 
    int (*random_bytes)(uint8_t *buf, size_t len);
} Compy_CryptoSrtpOps;
 
extern const Compy_CryptoTlsOps compy_crypto_tls_ops;
 
extern const Compy_CryptoSrtpOps compy_crypto_srtp_ops;