/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* * The contents of this file are subject to the Mozilla Public * License Version 1.1 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or * implied. See the License for the specific language governing * rights and limitations under the License. * * The Original Code is the Netscape Portable Runtime (NSPR). * * The Initial Developer of the Original Code is Netscape * Communications Corporation. Portions created by Netscape are * Copyright (C) 1998-2000 Netscape Communications Corporation. All * Rights Reserved. * * Contributor(s): * * Alternatively, the contents of this file may be used under the * terms of the GNU General Public License Version 2 or later (the * "GPL"), in which case the provisions of the GPL are applicable * instead of those above. If you wish to allow use of your * version of this file only under the terms of the GPL and not to * allow others to use your version of this file under the MPL, * indicate your decision by deleting the provisions above and * replace them with the notice and other provisions required by * the GPL. If you do not delete the provisions above, a recipient * may use your version of this file under either the MPL or the * GPL. */ #include #include #include #include #include #include #include #include #define DEFAULT_PORT 12273 #define GET "GET / HTTP/1.0\n\n" static PRFileDesc *std_out, *err_out; static PRIntervalTime write_dally, accept_timeout; static PRStatus PrintAddress(const PRNetAddr* address) { char buffer[100]; PRStatus rv = PR_NetAddrToString(address, buffer, sizeof(buffer)); if (PR_FAILURE == rv) PL_FPrintError(err_out, "PR_NetAddrToString"); else PR_fprintf( std_out, "Accepted connection from (0x%p)%s:%d\n", address, buffer, address->inet.port); return rv; } /* PrintAddress */ static void ConnectingThread(void *arg) { PRInt32 nbytes; char buf[1024]; PRFileDesc *sock; PRNetAddr peer_addr, *addr; addr = (PRNetAddr*)arg; sock = PR_NewTCPSocket(); if (sock == NULL) { PL_FPrintError(err_out, "PR_NewTCPSocket (client) failed"); PR_ProcessExit(1); } if (PR_Connect(sock, addr, PR_INTERVAL_NO_TIMEOUT) == PR_FAILURE) { PL_FPrintError(err_out, "PR_Connect (client) failed"); PR_ProcessExit(1); } if (PR_GetPeerName(sock, &peer_addr) == PR_FAILURE) { PL_FPrintError(err_out, "PR_GetPeerName (client) failed"); PR_ProcessExit(1); } /* ** Then wait between the connection coming up and sending the expected ** data. At some point in time, the server should fail due to a timeou ** on the AcceptRead() operation, which according to the document is ** only due to the read() portion. */ PR_Sleep(write_dally); nbytes = PR_Send(sock, GET, sizeof(GET), 0, PR_INTERVAL_NO_TIMEOUT); if (nbytes == -1) PL_FPrintError(err_out, "PR_Send (client) failed"); nbytes = PR_Recv(sock, buf, sizeof(buf), 0, PR_INTERVAL_NO_TIMEOUT); if (nbytes == -1) PL_FPrintError(err_out, "PR_Recv (client) failed"); else { PR_fprintf(std_out, "PR_Recv (client) succeeded: %d bytes\n", nbytes); buf[sizeof(buf) - 1] = '\0'; PR_fprintf(std_out, "%s\n", buf); } if (PR_FAILURE == PR_Shutdown(sock, PR_SHUTDOWN_BOTH)) PL_FPrintError(err_out, "PR_Shutdown (client) failed"); if (PR_FAILURE == PR_Close(sock)) PL_FPrintError(err_out, "PR_Close (client) failed"); return; } /* ConnectingThread */ #define BUF_SIZE 117 static void AcceptingThread(void *arg) { PRStatus rv; PRInt32 bytes; PRSize buf_size = BUF_SIZE; PRUint8 buf[BUF_SIZE + (2 * sizeof(PRNetAddr)) + 32]; PRNetAddr *accept_addr, *listen_addr = (PRNetAddr*)arg; PRFileDesc *accept_sock, *listen_sock = PR_NewTCPSocket(); PRSocketOptionData sock_opt; if (NULL == listen_sock) { PL_FPrintError(err_out, "PR_NewTCPSocket (server) failed"); PR_ProcessExit(1); } sock_opt.option = PR_SockOpt_Reuseaddr; sock_opt.value.reuse_addr = PR_TRUE; rv = PR_SetSocketOption(listen_sock, &sock_opt); if (PR_FAILURE == rv) { PL_FPrintError(err_out, "PR_SetSocketOption (server) failed"); PR_ProcessExit(1); } rv = PR_Bind(listen_sock, listen_addr); if (PR_FAILURE == rv) { PL_FPrintError(err_out, "PR_Bind (server) failed"); PR_ProcessExit(1); } rv = PR_Listen(listen_sock, 10); if (PR_FAILURE == rv) { PL_FPrintError(err_out, "PR_Listen (server) failed"); PR_ProcessExit(1); } bytes = PR_AcceptRead( listen_sock, &accept_sock, &accept_addr, buf, buf_size, accept_timeout); if (-1 == bytes) PL_FPrintError(err_out, "PR_AcceptRead (server) failed"); else { PrintAddress(accept_addr); PR_fprintf( std_out, "(Server) read [0x%p..0x%p) %s\n", buf, &buf[BUF_SIZE], buf); bytes = PR_Write(accept_sock, buf, bytes); rv = PR_Shutdown(accept_sock, PR_SHUTDOWN_BOTH); if (PR_FAILURE == rv) PL_FPrintError(err_out, "PR_Shutdown (server) failed"); } if (-1 != bytes) { rv = PR_Close(accept_sock); if (PR_FAILURE == rv) PL_FPrintError(err_out, "PR_Close (server) failed"); } rv = PR_Close(listen_sock); if (PR_FAILURE == rv) PL_FPrintError(err_out, "PR_Close (server) failed"); } /* AcceptingThread */ PRIntn main(PRIntn argc, char **argv) { PRHostEnt he; PRStatus status; PRIntn next_index; PRUint16 port_number; char netdb_buf[PR_NETDB_BUF_SIZE]; PRNetAddr client_addr, server_addr; PRThread *client_thread, *server_thread; PRIntervalTime delta = PR_MillisecondsToInterval(500); err_out = PR_STDERR; std_out = PR_STDOUT; accept_timeout = PR_SecondsToInterval(2); if (argc != 2 && argc != 3) port_number = DEFAULT_PORT; else port_number = (PRUint16)atoi(argv[(argc == 2) ? 1 : 2]); status = PR_InitializeNetAddr(PR_IpAddrAny, port_number, &server_addr); if (PR_SUCCESS != status) { PL_FPrintError(err_out, "PR_InitializeNetAddr failed"); PR_ProcessExit(1); } if (argc < 3) { status = PR_InitializeNetAddr( PR_IpAddrLoopback, port_number, &client_addr); if (PR_SUCCESS != status) { PL_FPrintError(err_out, "PR_InitializeNetAddr failed"); PR_ProcessExit(1); } } else { status = PR_GetHostByName( argv[1], netdb_buf, sizeof(netdb_buf), &he); if (status == PR_FAILURE) { PL_FPrintError(err_out, "PR_GetHostByName failed"); PR_ProcessExit(1); } next_index = PR_EnumerateHostEnt(0, &he, port_number, &client_addr); if (next_index == -1) { PL_FPrintError(err_out, "PR_EnumerateHostEnt failed"); PR_ProcessExit(1); } } for ( write_dally = 0; write_dally < accept_timeout + (2 * delta); write_dally += delta) { PR_fprintf( std_out, "Testing w/ write_dally = %d msec\n", PR_IntervalToMilliseconds(write_dally)); server_thread = PR_CreateThread( PR_USER_THREAD, AcceptingThread, &server_addr, PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, PR_JOINABLE_THREAD, 0); if (server_thread == NULL) { PL_FPrintError(err_out, "PR_CreateThread (server) failed"); PR_ProcessExit(1); } PR_Sleep(delta); /* let the server pot thicken */ client_thread = PR_CreateThread( PR_USER_THREAD, ConnectingThread, &client_addr, PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, PR_JOINABLE_THREAD, 0); if (client_thread == NULL) { PL_FPrintError(err_out, "PR_CreateThread (client) failed"); PR_ProcessExit(1); } if (PR_JoinThread(client_thread) == PR_FAILURE) PL_FPrintError(err_out, "PR_JoinThread (client) failed"); if (PR_JoinThread(server_thread) == PR_FAILURE) PL_FPrintError(err_out, "PR_JoinThread (server) failed"); } return 0; }