ustream-internal.h

   1 /*
   2  * ustream-ssl - library for SSL over ustream
   3  *
   4  * Copyright (C) 2012 Felix Fietkau <nbd@openwrt.org>
   5  *
   6  * Permission to use, copy, modify, and/or distribute this software for any
   7  * purpose with or without fee is hereby granted, provided that the above
   8  * copyright notice and this permission notice appear in all copies.
   9  *
  10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  17  */
  18
  19 #ifndef __USTREAM_BIO_H
  20 #define __USTREAM_BIO_H
  21
  22 #define __hidden __attribute__((visibility("hidden")))
  23
  24 #if defined(HAVE_MBEDTLS)
  25 #include "ustream-mbedtls.h"
  26 #else
  27 #include "ustream-openssl.h"
  28 #endif
  29
  30 enum ssl_conn_status {
  31         U_SSL_OK = 0,
  32         U_SSL_PENDING = -1,
  33         U_SSL_ERROR = -2,
  34 };
  35
  36 void ustream_set_io(struct ustream_ssl_ctx *ctx, void *ssl, struct ustream *s);
  37 struct ustream_ssl_ctx *__ustream_ssl_context_new(bool server);
  38 int __ustream_ssl_add_ca_crt_file(struct ustream_ssl_ctx *ctx, const char *file);
  39 int __ustream_ssl_set_crt_file(struct ustream_ssl_ctx *ctx, const char *file);
  40 int __ustream_ssl_set_key_file(struct ustream_ssl_ctx *ctx, const char *file);
  41 int __ustream_ssl_set_ciphers(struct ustream_ssl_ctx *ctx, const char *ciphers);
  42 void __ustream_ssl_context_free(struct ustream_ssl_ctx *ctx);
  43 enum ssl_conn_status __ustream_ssl_connect(struct ustream_ssl *us);
  44 int __ustream_ssl_read(struct ustream_ssl *us, char *buf, int len);
  45 int __ustream_ssl_write(struct ustream_ssl *us, const char *buf, int len);
  46
  47 #endif