/* 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: dk4sock18.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 dk4sock18.c The dk4sock18 module. */ #line 10 "dk4sock18.ctr" #include "dk4sock.h" #include "dk4mem.h" #include "dk4maodd.h" #if !DK4_HAVE_GETADDRINFO #include "dk4rec24.h" #endif #include "dk4maiddus.h" #line 23 "dk4sock18.ctr" #if DK4_ON_WINDOWS #if DK4_HAVE_GETADDRINFO static dk4_socket_t dk4socket_wc_tcp_client_addresses( const wchar_t *hostname, ADDRINFOW *raddrst, ADDRINFOW *laddrst, long secs, long usecs, dk4_er_t *erp ) { ADDRINFOW *ra; ADDRINFOW *la; dk4_socket_t back = INVALID_SOCKET; #line 44 "dk4sock18.ctr" ra = raddrst; while ((INVALID_SOCKET == back) && (NULL != ra)) { if (NULL != laddrst) { la = laddrst; while ((INVALID_SOCKET == back) && (NULL != la)) { if (la->ai_family == ra->ai_family) { #line 51 "dk4sock18.ctr" #line 52 "dk4sock18.ctr" #line 53 "dk4sock18.ctr" #line 54 "dk4sock18.ctr" back = dk4socket_tcp_client_for_addr( ra->ai_family, ra->ai_addr, ra->ai_addrlen, la->ai_addr, la->ai_addrlen, secs, usecs, erp ); if (INVALID_SOCKET != back) { la = NULL; ra = NULL; } } if (NULL != la) { la = la->ai_next; } } } else { back = dk4socket_tcp_client_for_addr( ra->ai_family, ra->ai_addr, ra->ai_addrlen, NULL, 0, secs, usecs, erp ); if (INVALID_SOCKET != back) { ra = NULL; } } if (NULL != ra) { ra = ra->ai_next; } } #line 76 "dk4sock18.ctr" return back; } #else #endif #endif dk4_socket_t dk4socket_wc_tcp_client_host_num_srv( const wchar_t *hostname, const wchar_t *svcname, const wchar_t *lsvcname, long secs, long usecs, int nsrv, dk4_er_t *erp ) { #if DK4_ON_WINDOWS #if DK4_HAVE_GETADDRINFO /* +++++ +getaddrinfo */ ADDRINFOW rhints; ADDRINFOW lhints; ADDRINFOW *raddrst = NULL; ADDRINFOW *laddrst = NULL; dk4_socket_t back = INVALID_SOCKET; int res; #line 107 "dk4sock18.ctr" if ((NULL != hostname) && (NULL != svcname)) { DK4_MEMRES(&rhints, sizeof(rhints)); rhints.ai_family = AF_UNSPEC; rhints.ai_socktype = SOCK_STREAM; if (0 != nsrv) { rhints.ai_flags = AI_NUMERICSERV; } rhints.ai_protocol = 0; res = GetAddrInfoW(hostname, svcname, &rhints, &raddrst); if ((0 == res) && (NULL != raddrst)) { if (NULL != lsvcname) { DK4_MEMRES(&lhints, sizeof(lhints)); lhints.ai_family = AF_UNSPEC; lhints.ai_socktype = SOCK_STREAM; lhints.ai_flags = AI_PASSIVE; if (0 != nsrv) { lhints.ai_flags |= AI_NUMERICSERV; } lhints.ai_protocol = 0; res = GetAddrInfoW(NULL, lsvcname, &lhints, &laddrst); if ((0 == res) && (NULL != laddrst)) { back = dk4socket_wc_tcp_client_addresses( hostname, raddrst, laddrst, secs, usecs, erp ); if (NULL != laddrst) { FreeAddrInfoW(laddrst); } } else { /* ERROR: getaddrinfo failed */ dk4error_set_idetails(erp, DK4_E_SOCKET_GETADDRLOC, res); } } else { back = dk4socket_wc_tcp_client_addresses( hostname, raddrst, NULL, secs, usecs, erp ); } } else { /* ERROR: getaddrinfo failed */ dk4error_set_idetails(erp, DK4_E_SOCKET_GETADDRINFO, res); } if (NULL != laddrst) { FreeAddrInfoW(laddrst); } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } #line 146 "dk4sock18.ctr" return back; /* ----- +getaddrinfo */ #else /* +++++ -getaddrinfo */ char cppt[48]; char cplp[48]; struct servent *serv = NULL; const wchar_t *endptr = NULL; dk4_socket_t back = INVALID_SOCKET; int res = 0; unsigned short rport = 0U; unsigned short lport = 0U; unsigned short iport = 0U; if ((NULL != hostname) && (NULL != svcname)) { res = dk4ma_input_dk_dec_ushort(&rport, svcname, &endptr, 1, erp); if (0 == res) { if (0 != dk4recode_wchar_t_to_char(cppt, sizeof(cppt), svcname, erp)) { dk4socket_error_reset(); serv = getservbyname(cppt, NULL); if (NULL != serv) { iport = serv->s_port; dk4socket_swap_bytes_if_not_bigendian((void *)(&iport),sizeof(iport)); rport = (unsigned short)iport; } else { dk4socket_error_report(erp, DK4_E_SOCKET_GETSERVBYNAME); } } } if (0 != rport) { if (NULL != lsvcname) { endptr = NULL; res = dk4ma_input_dk_dec_ushort(&lport, lsvcname, &endptr, 1, erp); if (0 == res) { if (0 != dk4recode_wchar_t_to_char(cplp,sizeof(cplp),lsvcname,erp)) { dk4socket_error_reset(); serv = getservbyname(cplp, NULL); if (NULL != serv) { iport = serv->s_port; dk4socket_swap_bytes_if_not_bigendian( (void *)(&iport), sizeof(iport) ); lport = (unsigned short)iport; } else { dk4socket_error_report(erp, DK4_E_SOCKET_GETSERVBYNAME); } } else { /* ERROR: Text conversion failed, already reported */ } } if (0 != lport) { back = dk4socket_wc_tcp_client_host_port( hostname, rport, lport, secs, usecs, erp ); } } else { back = dk4socket_wc_tcp_client_host_port( hostname, rport, (unsigned short)0, secs, usecs, erp ); } } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } return back; /* ----- -getaddrinfo */ #endif #else dk4error_set_simple_error_code(erp, DK4_E_NOT_SUPPORTED); return (DK4_SOCKET_RESULT_FAILED); #endif } dk4_socket_t dk4socket_wc_tcp_client_host_srv( const wchar_t *hostname, const wchar_t *svcname, const wchar_t *lsvcname, long secs, long usecs, dk4_er_t *erp ) { return ( dk4socket_wc_tcp_client_host_num_srv( hostname, svcname, lsvcname, secs, usecs, 0, erp ) ); } #if DK4_HAVE_STRUCT_SOCKADDR_IN6 /** used to initialize IPv6 address for binding local ports. */ static const IN6_ADDR dk4sock18_any6 = IN6ADDR_ANY_INIT ; #endif dk4_socket_t dk4socket_wc_tcp_client_host_port( const wchar_t *hostname, unsigned short portno, unsigned short lportno, long secs, long usecs, dk4_er_t *erp ) { #if DK4_ON_WINDOWS #if DK4_HAVE_GETADDRINFO /* +++++ +getaddrinfo */ wchar_t rpnb[16*sizeof(dk4_um_t)]; wchar_t lpnb[16*sizeof(dk4_um_t)]; const size_t szrpbn = DK4_SIZEOF(rpnb,wchar_t); const size_t szlpnb = DK4_SIZEOF(lpnb,wchar_t); dk4_socket_t back = INVALID_SOCKET; int res; #line 267 "dk4sock18.ctr" if ((NULL != hostname) && (0 < portno)) { res = dk4ma_write_decimal_unsigned(rpnb, szrpbn, (dk4_um_t)portno, 0, erp); if (0 != res) { if (0 < lportno) { res = dk4ma_write_decimal_unsigned(lpnb,szlpnb,(dk4_um_t)lportno,0,erp); if (0 != res) { back = dk4socket_wc_tcp_client_host_num_srv( hostname, rpnb, lpnb, secs, usecs, 1, erp ); } else { #line 277 "dk4sock18.ctr" } } else { back = dk4socket_wc_tcp_client_host_num_srv( hostname, rpnb, NULL, secs, usecs, 1, erp ); } } else { #line 284 "dk4sock18.ctr" } } else { dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } #line 289 "dk4sock18.ctr" return back; /* ----- +getaddrinfo */ #else /* +++++ -getaddrinfo */ char hona[1040]; #if DK4_HAVE_STRUCT_SOCKADDR_IN6 struct sockaddr_in6 sr6; struct sockaddr_in6 sl6; #endif struct sockaddr_in sr4; struct sockaddr_in sl4; char **addrptr; struct hostent *hep; dk4_socket_t back = INVALID_SOCKET; #line 304 "dk4sock18.ctr" if ((NULL != hostname) && (0 < portno)) { #line 305 "dk4sock18.ctr" if (0 != dk4recode_wchar_t_to_char(hona, sizeof(hona), hostname, erp)) { dk4socket_error_reset(); hep = gethostbyname(hona); #line 308 "dk4sock18.ctr" if (NULL != hep) { #line 309 "dk4sock18.ctr" if (NULL != hep->h_addr_list) { #line 310 "dk4sock18.ctr" switch (hep->h_addrtype) { case AF_INET : { if (4 == hep->h_length) { addrptr = hep->h_addr_list; while ((INVALID_SOCKET == back) && (NULL != *addrptr)) { DK4_MEMRES(&sr4, sizeof(sr4)); sr4.sin_family = AF_INET; sr4.sin_port = dk4socket_htons(portno); DK4_MEMCPY(&(sr4.sin_addr), *addrptr, sizeof(IN_ADDR)); #line 320 "dk4sock18.ctr" if (0 != lportno) { DK4_MEMRES(&sl4, sizeof(sl4)); sl4.sin_family = AF_INET; sl4.sin_port = dk4socket_htons(lportno); sl4.sin_addr.s_addr = dk4socket_htonl(INADDR_ANY); #line 326 "dk4sock18.ctr" back = dk4socket_tcp_client_for_addr( AF_INET, (struct sockaddr *)(&sr4), sizeof(sr4), (struct sockaddr *)(&sl4), sizeof(sl4), secs, usecs, erp ); } else { back = dk4socket_tcp_client_for_addr( AF_INET, (struct sockaddr *)(&sr4), sizeof(sr4), NULL, 0, secs, usecs, erp ); } addrptr++; } } else { #line 340 "dk4sock18.ctr" dk4error_set_simple_error_code(erp, DK4_E_BUG); } } break; #if DK4_HAVE_STRUCT_SOCKADDR_IN6 case AF_INET6 : { if (16 == hep->h_length) { addrptr = hep->h_addr_list; while ((INVALID_SOCKET == back) && (NULL != *addrptr)) { DK4_MEMRES(&sr6, sizeof(sr6)); sr6.sin6_family = AF_INET6; sr6.sin6_port = dk4socket_htons(portno); DK4_MEMCPY(&(sr6.sin6_addr), *addrptr, sizeof(IN6_ADDR)); if (0 != lportno) { DK4_MEMRES(&sl6, sizeof(sl6)); sl6.sin6_family = AF_INET6; sl6.sin6_port = dk4socket_htons(lportno); DK4_MEMCPY(&(sl6.sin6_addr), &dk4sock18_any6, sizeof(IN6_ADDR)); back = dk4socket_tcp_client_for_addr( AF_INET6, (struct sockaddr *)(&sr6), sizeof(sr6), (struct sockaddr *)(&sl6), sizeof(sl6), secs, usecs, erp ); } else { back = dk4socket_tcp_client_for_addr( AF_INET6, (struct sockaddr *)(&sr6), sizeof(sr6), NULL, 0, secs, usecs, erp ); } addrptr++; } } else { /* ERROR: Address length mismatch */ dk4error_set_simple_error_code(erp, DK4_E_BUG); } } break; #endif default : { /* ERROR: Unknown protocol */ dk4error_set_simple_error_code(erp, DK4_E_BUG); } break; } } else { #line 382 "dk4sock18.ctr" /* ERROR: List empty */ dk4error_set_simple_error_code(erp, DK4_E_BUG); } } else { #line 386 "dk4sock18.ctr" /* ERROR: Host not found */ dk4socket_error_report(erp, DK4_E_SOCKET_GETHOSTBYNAME); } } else { #line 390 "dk4sock18.ctr" /* ERROR: Failed to convert hostname to ASCII, already reported */ } } else { #line 393 "dk4sock18.ctr" dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS); } #line 396 "dk4sock18.ctr" return back; /* ----- -getaddrinfo */ #endif #else dk4error_set_simple_error_code(erp, DK4_E_NOT_SUPPORTED); return (DK4_SOCKET_RESULT_FAILED); #endif }