/* Copyright (C) 1995-1998 Eric Young ([email protected]) * All rights reserved. * * This package is an SSL implementation written * by Eric Young ([email protected]). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson ([email protected]). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * "This product includes cryptographic software written by * Eric Young ([email protected])" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson ([email protected])" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ #ifndef OPENSSL_HEADER_BIO_INTERNAL_H #define OPENSSL_HEADER_BIO_INTERNAL_H #include <openssl/base.h> #if !defined(OPENSSL_NO_SOCK) #if !defined(OPENSSL_WINDOWS) #if defined(OPENSSL_PNACL) // newlib uses u_short in socket.h without defining it. typedef unsigned short u_short; #endif #include <sys/types.h> #include <sys/socket.h> #else OPENSSL_MSVC_PRAGMA(warning(push, 3)) #include <winsock2.h> OPENSSL_MSVC_PRAGMA(warning(pop)) typedef int socklen_t; #endif #endif // !OPENSSL_NO_SOCK #if defined(__cplusplus) extern "C" { #endif #if !defined(OPENSSL_NO_SOCK) // bio_ip_and_port_to_socket_and_addr creates a socket and fills in |*out_addr| // and |*out_addr_length| with the correct values for connecting to |hostname| // on |port_str|. It returns one on success or zero on error. int bio_ip_and_port_to_socket_and_addr(int *out_sock, struct sockaddr_storage *out_addr, socklen_t *out_addr_length, const char *hostname, const char *port_str); // bio_socket_nbio sets whether |sock| is non-blocking. It returns one on // success and zero otherwise. int bio_socket_nbio(int sock, int on); // bio_clear_socket_error clears the last system socket error. // // TODO(fork): remove all callers of this. void bio_clear_socket_error(void); // bio_sock_error returns the last socket error on |sock|. int bio_sock_error(int sock); // bio_socket_should_retry returns non-zero if |return_value| indicates an error // and the last socket error indicates that it's non-fatal. int bio_socket_should_retry(int return_value); #endif // !OPENSSL_NO_SOCK // bio_errno_should_retry returns non-zero if |return_value| indicates an error // and |errno| indicates that it's non-fatal. int bio_errno_should_retry(int return_value); #if defined(__cplusplus) } // extern C #endif #endif // OPENSSL_HEADER_BIO_INTERNAL_H
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