1/* Licensed to the Apache Software Foundation (ASF) under one or more 2 * contributor license agreements. See the NOTICE file distributed with 3 * this work for additional information regarding copyright ownership. 4 * The ASF licenses this file to You under the Apache License, Version 2.0 5 * (the "License"); you may not use this file except in compliance with 6 * the License. You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include "apr_arch_networkio.h" 18#include "apr_network_io.h" 19#include "apr_portable.h" 20#include "apr_general.h" 21#include "apr_lib.h" 22 23static int os2_socket_init(int, int ,int); 24 25int (*apr_os2_socket)(int, int, int) = os2_socket_init; 26int (*apr_os2_select)(int *, int, int, int, long) = NULL; 27int (*apr_os2_sock_errno)() = NULL; 28int (*apr_os2_accept)(int, struct sockaddr *, int *) = NULL; 29int (*apr_os2_bind)(int, struct sockaddr *, int) = NULL; 30int (*apr_os2_connect)(int, struct sockaddr *, int) = NULL; 31int (*apr_os2_getpeername)(int, struct sockaddr *, int *) = NULL; 32int (*apr_os2_getsockname)(int, struct sockaddr *, int *) = NULL; 33int (*apr_os2_getsockopt)(int, int, int, char *, int *) = NULL; 34int (*apr_os2_ioctl)(int, int, caddr_t, int) = NULL; 35int (*apr_os2_listen)(int, int) = NULL; 36int (*apr_os2_recv)(int, char *, int, int) = NULL; 37int (*apr_os2_send)(int, const char *, int, int) = NULL; 38int (*apr_os2_setsockopt)(int, int, int, char *, int) = NULL; 39int (*apr_os2_shutdown)(int, int) = NULL; 40int (*apr_os2_soclose)(int) = NULL; 41int (*apr_os2_writev)(int, struct iovec *, int) = NULL; 42int (*apr_os2_sendto)(int, const char *, int, int, const struct sockaddr *, int); 43int (*apr_os2_recvfrom)(int, char *, int, int, struct sockaddr *, int *); 44 45static HMODULE hSO32DLL; 46 47static int os2_fn_link() 48{ 49 DosEnterCritSec(); /* Stop two threads doing this at the same time */ 50 51 if (apr_os2_socket == os2_socket_init) { 52 ULONG rc; 53 char errorstr[200]; 54 55 rc = DosLoadModule(errorstr, sizeof(errorstr), "SO32DLL", &hSO32DLL); 56 57 if (rc) 58 return APR_OS2_STATUS(rc); 59 60 rc = DosQueryProcAddr(hSO32DLL, 0, "SOCKET", &apr_os2_socket); 61 62 if (!rc) 63 rc = DosQueryProcAddr(hSO32DLL, 0, "SELECT", &apr_os2_select); 64 65 if (!rc) 66 rc = DosQueryProcAddr(hSO32DLL, 0, "SOCK_ERRNO", &apr_os2_sock_errno); 67 68 if (!rc) 69 rc = DosQueryProcAddr(hSO32DLL, 0, "ACCEPT", &apr_os2_accept); 70 71 if (!rc) 72 rc = DosQueryProcAddr(hSO32DLL, 0, "BIND", &apr_os2_bind); 73 74 if (!rc) 75 rc = DosQueryProcAddr(hSO32DLL, 0, "CONNECT", &apr_os2_connect); 76 77 if (!rc) 78 rc = DosQueryProcAddr(hSO32DLL, 0, "GETPEERNAME", &apr_os2_getpeername); 79 80 if (!rc) 81 rc = DosQueryProcAddr(hSO32DLL, 0, "GETSOCKNAME", &apr_os2_getsockname); 82 83 if (!rc) 84 rc = DosQueryProcAddr(hSO32DLL, 0, "GETSOCKOPT", &apr_os2_getsockopt); 85 86 if (!rc) 87 rc = DosQueryProcAddr(hSO32DLL, 0, "IOCTL", &apr_os2_ioctl); 88 89 if (!rc) 90 rc = DosQueryProcAddr(hSO32DLL, 0, "LISTEN", &apr_os2_listen); 91 92 if (!rc) 93 rc = DosQueryProcAddr(hSO32DLL, 0, "RECV", &apr_os2_recv); 94 95 if (!rc) 96 rc = DosQueryProcAddr(hSO32DLL, 0, "SEND", &apr_os2_send); 97 98 if (!rc) 99 rc = DosQueryProcAddr(hSO32DLL, 0, "SETSOCKOPT", &apr_os2_setsockopt); 100 101 if (!rc) 102 rc = DosQueryProcAddr(hSO32DLL, 0, "SHUTDOWN", &apr_os2_shutdown); 103 104 if (!rc) 105 rc = DosQueryProcAddr(hSO32DLL, 0, "SOCLOSE", &apr_os2_soclose); 106 107 if (!rc) 108 rc = DosQueryProcAddr(hSO32DLL, 0, "WRITEV", &apr_os2_writev); 109 110 if (!rc) 111 rc = DosQueryProcAddr(hSO32DLL, 0, "SENDTO", &apr_os2_sendto); 112 113 if (!rc) 114 rc = DosQueryProcAddr(hSO32DLL, 0, "RECVFROM", &apr_os2_recvfrom); 115 116 if (rc) 117 return APR_OS2_STATUS(rc); 118 } 119 120 DosExitCritSec(); 121 return APR_SUCCESS; 122} 123 124 125 126static int os2_socket_init(int domain, int type, int protocol) 127{ 128 int rc = os2_fn_link(); 129 if (rc == APR_SUCCESS) 130 return apr_os2_socket(domain, type, protocol); 131 return rc; 132} 133