/* WARNING: This file was generated by dkct. Changes you make here will be lost if dkct is run again! You should modify the original source and run dkct on it. Original source: dk4sock16.ctr */ /* Copyright (C) 2015-2017, Dirk Krause Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above opyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of the author nor the names of contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``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 COPYRIGHT OWNER 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. */ /** @file dk4sock16.c The dk4sock16 module. */ #line 9 "dk4sock16.ctr" #include "dk4sock.h" #include #if !DK4_ON_WINDOWS #if DK4_HAVE_FCNTL_H #ifndef FCNTL_H_INCLUDED #include #define FCNTL_H_INCLUDED 1 #endif #endif #endif #if DK4_HAVE_ERRNO_H #ifndef ERRNO_H_INCLUDED #include #define ERRNO_H_INCLUDED 1 #endif #endif #if DK4_HAVE_UNISTD_H #ifndef UNISTD_H_INCLUDED #include #define UNISTD_H_INCLUDED 1 #endif #endif #if DK4_HAVE_IO_H #ifndef IO_H_INCLUDED #include #define IO_H_INCLUDED 1 #endif #endif #if DK4_HAVE_STRING_H #ifndef STRING_H_INCLUDED #include #define STRING_H_INCLUDED 1 #endif #endif #line 52 "dk4sock16.ctr" static dk4_socket_t dk4socket_tcp_client_cleanup_socket( dk4_socket_t sock, int level, struct sockaddr *pAddr, size_t szAddr ) { #if 0 /* Setting SO_REUSEADDR or SO_REUSEPORT must follow socket() immediately. */ if ((0 < level) || ((NULL != pAddr) && (0 < szAddr))) { (void)dk4socket_option_set_reuse(sock, 1, NULL); } #endif #if DK4_ON_WINDOWS closesocket(sock); #else close(sock); #endif return (INVALID_SOCKET); } static dk4_socket_t dk4socket_tcp_client_connect_attempt( dk4_socket_t back, struct sockaddr *pAddr, size_t szAddr, struct sockaddr *pLoAddr, size_t szLoAddr, long secs, long usecs, dk4_er_t *erp ) { fd_set wfds; struct timeval to; #if (!DK4_ON_WINDOWS) && (DK4_HAVE_SETSOCKOPT) \ && defined(SOL_SOCKET) && defined(SO_ERROR) #if DK4_HAVE_SOCKLEN_T socklen_t slo; #else int slo; #endif int err; #endif int res; #line 109 "dk4sock16.ctr" #line 110 "dk4sock16.ctr" res = dk4socket_connect(back, pAddr, szAddr, erp); switch (res) { case DK4_SOCKET_RESULT_SUCCESS : { #line 113 "dk4sock16.ctr" /* do nothing */ } break; case DK4_SOCKET_RESULT_IN_PROGRESS : { #line 116 "dk4sock16.ctr" FD_ZERO(&wfds); FD_SET(back, &wfds); to.tv_sec = secs; to.tv_usec = usecs; dk4socket_error_reset(); res = select((((int)back) + 1), NULL, &wfds, NULL, &to); if (0 < res) { #line 123 "dk4sock16.ctr" if (FD_ISSET(back, &wfds)) { #line 124 "dk4sock16.ctr" #if (!DK4_ON_WINDOWS) && (DK4_HAVE_SETSOCKOPT) \ && defined(SOL_SOCKET) && defined(SO_ERROR) err = 0; slo = sizeof(err); dk4socket_error_reset(); res = getsockopt(back, SOL_SOCKET, SO_ERROR, &err, &slo); if (0 == res) { #line 131 "dk4sock16.ctr" if (0 != dk4socket_non_null_getsockopt(err, slo)) { #line 133 "dk4sock16.ctr" dk4error_set_idetails(erp, DK4_E_SOCKET_CONNECT, err); back = dk4socket_tcp_client_cleanup_socket( back, 1, pLoAddr, szLoAddr ); } #if VERSION_BEFORE_20160415 if (sizeof(int) != slo) { if (0 != err) { #line 141 "dk4sock16.ctr" dk4error_set_idetails(erp, DK4_E_SOCKET_CONNECT, err); back = dk4socket_tcp_client_cleanup_socket( back, 1, pLoAddr, szLoAddr ); } } else { #line 147 "dk4sock16.ctr" dk4socket_error_report(erp, DK4_E_SOCKET_GETSOCKOPT); back = dk4socket_tcp_client_cleanup_socket( back, 1, pLoAddr, szLoAddr ); } #endif } else { #line 154 "dk4sock16.ctr" dk4socket_error_report(erp, DK4_E_SOCKET_GETSOCKOPT); back = dk4socket_tcp_client_cleanup_socket(back,1,pLoAddr,szLoAddr); } #endif } else { #line 159 "dk4sock16.ctr" dk4error_set_simple_error_code(erp, DK4_E_SOCKET_TIMEOUT); back = dk4socket_tcp_client_cleanup_socket(back,0,pLoAddr,szLoAddr); } } else { if (0 > res) { #line 164 "dk4sock16.ctr" dk4socket_error_report(erp, DK4_E_SOCKET_SELECT); } else { #line 166 "dk4sock16.ctr" dk4error_set_simple_error_code(erp, DK4_E_SOCKET_TIMEOUT); } back = dk4socket_tcp_client_cleanup_socket(back,0,pLoAddr,szLoAddr); } } break; default : { #line 172 "dk4sock16.ctr" back = dk4socket_tcp_client_cleanup_socket(back, 0, pLoAddr, szLoAddr); } break; } #line 176 "dk4sock16.ctr" return back; } dk4_socket_t dk4socket_tcp_client_for_addr( int protfam, struct sockaddr *pRemoteAddr, size_t szRemoteAddr, struct sockaddr *pLocalAddr, size_t szLocalAddr, long seconds, long microSeconds, dk4_er_t *erp ) { dk4_socket_t back = INVALID_SOCKET; int res; #if DK4_HAVE_SETSOCKOPT && (defined(SO_REUSEPORT) || defined(SO_REUSEADDR)) int opt = 0; #endif #line 199 "dk4sock16.ctr" if ((NULL != pRemoteAddr) && (0 < szRemoteAddr)) { #line 200 "dk4sock16.ctr" #line 201 "dk4sock16.ctr" back = dk4socket_open(protfam, SOCK_STREAM, 0, erp); if (INVALID_SOCKET != back) { #line 203 "dk4sock16.ctr" if ((NULL != pLocalAddr) && (0 < szLocalAddr)) { #line 204 "dk4sock16.ctr" #if DK4_HAVE_SETSOCKOPT && defined(SO_REUSEPORT) #line 206 "dk4sock16.ctr" dk4socket_set_one_bytes(&opt, sizeof(opt)); res = setsockopt( back, SOL_SOCKET, SO_REUSEPORT, (void *)(&opt), sizeof(opt) ); if (0 != res) { #line 212 "dk4sock16.ctr" } #else #if DK4_HAVE_SETSOCKOPT && defined(SO_REUSEADDR) #line 216 "dk4sock16.ctr" dk4socket_set_one_bytes(&opt, sizeof(opt)); res = setsockopt( back, SOL_SOCKET, SO_REUSEADDR, (void *)(&opt), sizeof(opt) ); if (0 != res) { #line 222 "dk4sock16.ctr" } #else #line 225 "dk4sock16.ctr" #endif #endif res = dk4socket_bind(back, pLocalAddr, szLocalAddr, erp); if (DK4_SOCKET_RESULT_FAILED == res) { #line 229 "dk4sock16.ctr" back = dk4socket_tcp_client_cleanup_socket( back, 0, pLocalAddr, szLocalAddr ); } } if (INVALID_SOCKET != back) { if ((0L != seconds) || (0L != microSeconds)) { #line 236 "dk4sock16.ctr" res = dk4socket_option_set_nonblock(back, 1, erp); if (DK4_SOCKET_RESULT_SUCCESS == res) { #line 238 "dk4sock16.ctr" back = dk4socket_tcp_client_connect_attempt( back, pRemoteAddr, szRemoteAddr, pLocalAddr, szLocalAddr, seconds, microSeconds, erp ); if (INVALID_SOCKET != back) { res = dk4socket_option_set_nonblock(back, 0, erp); if (DK4_SOCKET_RESULT_SUCCESS != res) { #line 245 "dk4sock16.ctr" back = dk4socket_tcp_client_cleanup_socket( back, 1, pLocalAddr, szLocalAddr ); } } } else { #line 251 "dk4sock16.ctr" back = dk4socket_tcp_client_cleanup_socket( back, 0, pLocalAddr, szLocalAddr ); } } else { #line 256 "dk4sock16.ctr" back = dk4socket_tcp_client_connect_attempt( back, pRemoteAddr, szRemoteAddr, pLocalAddr, szLocalAddr, 0L, 0L, erp ); } } } else { #line 263 "dk4sock16.ctr" #line 264 "dk4sock16.ctr" } } else { #line 266 "dk4sock16.ctr" dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } #line 269 "dk4sock16.ctr" return back; }