/* 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: dk4sock20.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 dk4sock20.c The dk4sock20 module. */ #line 10 "dk4sock20.ctr" #include "dk4sock.h" #if DK4_HAVE_LIMITS_H #ifndef LIMITS_H_INCLUDED #include #define LIMITS_H_INCLUDED 1 #endif #endif #if DK4_HAVE_STDINT_H #ifndef STDINT_H_INCLUDED #if defined(__cplusplus) && (!defined(__STDC_LIMIT_MACROS)) #define __STDC_LIMIT_MACROS 1 #endif #if defined(__cplusplus) && (!defined(__STDC_CONSTANT_MACROS)) #define __STDC_CONSTANT_MACROS 1 #endif #include #define STDINT_H_INCLUDED 1 #endif #endif #if DK4_HAVE_STRING_H #ifndef STRING_H_INCLUDED #include #define STRING_H_INCLUDED 1 #endif #endif #include "dk4numco.h" #line 45 "dk4sock20.ctr" int dk4socket_send( dk4_socket_t sock, const void *buf, size_t *pszbuf, int flags, long secs, long usecs, dk4_er_t *erp ) { fd_set wfds; struct timeval to; #if DK4_HAVE_SSIZE_T ssize_t bwr; #else int bwr; #endif int res; int back = DK4_SOCKET_RESULT_FAILED; if ((INVALID_SOCKET != sock) && (NULL != buf) && (NULL != pszbuf)) { if (0 < *pszbuf) { #if DK4_HAVE_SSIZE_T if ((dk4_um_t)(*pszbuf) <= (dk4_um_t)(SIZE_MAX / 2)) #else if ((dk4_um_t)(*pszbuf) <= (dk4_um_t)(INT_MAX)) #endif { if ((0L != secs) || (0L != usecs)) { /* Timeout, check writability. */ FD_ZERO(&wfds); FD_SET(sock, &wfds); to.tv_sec = secs; to.tv_usec = usecs; dk4socket_error_reset(); res = select(((int)sock + 1), NULL, &wfds, NULL, &to); if (0 < res) { if (FD_ISSET(sock, &wfds)) { back = DK4_SOCKET_RESULT_SUCCESS; } else { /* Timeout */ dk4error_set_simple_error_code(erp, DK4_E_SOCKET_TIMEOUT); } } else { #if DK4_ON_WINDOWS if (SOCKET_ERROR == res) #else if (-1 == res) #endif { /* select error */ dk4socket_error_report(erp, DK4_E_SOCKET_SELECT); } else { /* Timeout */ dk4error_set_simple_error_code(erp, DK4_E_SOCKET_TIMEOUT); } } } else { /* No timeout, can continue sending immediately. */ back = DK4_SOCKET_RESULT_SUCCESS; } if (DK4_SOCKET_RESULT_SUCCESS == back) { back = DK4_SOCKET_RESULT_FAILED; /* Really send. */ dk4socket_error_reset(); #if DK4_ON_WINDOWS bwr = send(sock, buf, (int)(*pszbuf), flags); #else bwr = send(sock, buf, *pszbuf, flags); #endif if (0 <= bwr) { if ((size_t)bwr == *pszbuf) { back = DK4_SOCKET_RESULT_SUCCESS; } else { back = DK4_SOCKET_RESULT_IN_PROGRESS; } *pszbuf = (size_t)bwr; } else { dk4socket_error_report(erp, DK4_E_SOCKET_SEND); *pszbuf = 0; } } else { *pszbuf = 0; } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); *pszbuf = 0; } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); *pszbuf = 0; } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); if (NULL != pszbuf) { *pszbuf = 0; } } return back; } int dk4socket_recv( dk4_socket_t sock, void *buf, size_t *pszbuf, int flags, long secs, long usecs, dk4_er_t *erp ) { fd_set rfds; struct timeval to; #if DK4_HAVE_SSIZE_T ssize_t bwr; #else int bwr; #endif int res; int back = DK4_SOCKET_RESULT_FAILED; if ((INVALID_SOCKET != sock) && (NULL != buf) && (NULL != pszbuf)) { if (0 < *pszbuf) { #if DK4_HAVE_SSIZE_T if ((dk4_um_t)(*pszbuf) <= (dk4_um_t)(SIZE_MAX / 2)) #else if ((dk4_um_t)(*pszbuf) <= (dk4_um_t)(INT_MAX)) #endif { if ((0L != secs) || (0L != usecs)) { /* Timeout, check readability. */ FD_ZERO(&rfds); FD_SET(sock, &rfds); to.tv_sec = secs; to.tv_usec = usecs; dk4socket_error_reset(); res = select(((int)sock + 1), &rfds, NULL, NULL, &to); if (0 < res) { if (FD_ISSET(sock, &rfds)) { back = DK4_SOCKET_RESULT_SUCCESS; } else { dk4error_set_simple_error_code(erp, DK4_E_SOCKET_TIMEOUT); } } else { #if DK4_ON_WINDOWS if (SOCKET_ERROR == res) #else if (-1 == res) #endif { dk4socket_error_report(erp, DK4_E_SOCKET_SELECT); } else { dk4error_set_simple_error_code(erp, DK4_E_SOCKET_TIMEOUT); } } } else { /* No timeout. */ back = DK4_SOCKET_RESULT_SUCCESS; } if (DK4_SOCKET_RESULT_SUCCESS == back) { back = DK4_SOCKET_RESULT_FAILED; dk4socket_error_reset(); #if DK4_ON_WINDOWS bwr = recv(sock, buf, (int)(*pszbuf), flags); #else bwr = recv(sock, buf, *pszbuf, flags); #endif if (0 <= bwr) { back = DK4_SOCKET_RESULT_SUCCESS; *pszbuf = (size_t)bwr; } else { dk4socket_error_report(erp, DK4_E_SOCKET_RECV); *pszbuf = 0; } } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } return back; }