| 1 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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| 2 | /* ***** BEGIN LICENSE BLOCK *****
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| 3 | * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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| 4 | *
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| 5 | * The contents of this file are subject to the Mozilla Public License Version
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| 6 | * 1.1 (the "License"); you may not use this file except in compliance with
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| 7 | * the License. You may obtain a copy of the License at
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| 8 | * http://www.mozilla.org/MPL/
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| 9 | *
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| 10 | * Software distributed under the License is distributed on an "AS IS" basis,
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| 11 | * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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| 12 | * for the specific language governing rights and limitations under the
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| 13 | * License.
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| 14 | *
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| 15 | * The Original Code is the Netscape Portable Runtime (NSPR).
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| 16 | *
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| 17 | * The Initial Developer of the Original Code is
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| 18 | * Netscape Communications Corporation.
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| 19 | * Portions created by the Initial Developer are Copyright (C) 1998-2000
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| 20 | * the Initial Developer. All Rights Reserved.
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| 21 | *
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| 22 | * Contributor(s):
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| 23 | *
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| 24 | * Alternatively, the contents of this file may be used under the terms of
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| 25 | * either the GNU General Public License Version 2 or later (the "GPL"), or
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| 26 | * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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| 27 | * in which case the provisions of the GPL or the LGPL are applicable instead
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| 28 | * of those above. If you wish to allow use of your version of this file only
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| 29 | * under the terms of either the GPL or the LGPL, and not to allow others to
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| 30 | * use your version of this file under the terms of the MPL, indicate your
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| 31 | * decision by deleting the provisions above and replace them with the notice
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| 32 | * and other provisions required by the GPL or the LGPL. If you do not delete
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| 33 | * the provisions above, a recipient may use your version of this file under
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| 34 | * the terms of any one of the MPL, the GPL or the LGPL.
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| 35 | *
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| 36 | * ***** END LICENSE BLOCK ***** */
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| 37 |
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| 38 | #include <prio.h>
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| 39 | #include <prprf.h>
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| 40 | #include <prinit.h>
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| 41 | #include <prnetdb.h>
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| 42 | #include <prinrval.h>
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| 43 | #include <prthread.h>
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| 44 |
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| 45 | #include <plerror.h>
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| 46 |
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| 47 | #include <stdlib.h>
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| 48 |
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| 49 | #define DEFAULT_PORT 12273
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| 50 | #define GET "GET / HTTP/1.0\n\n"
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| 51 | static PRFileDesc *std_out, *err_out;
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| 52 | static PRIntervalTime write_dally, accept_timeout;
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| 53 |
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| 54 | static PRStatus PrintAddress(const PRNetAddr* address)
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| 55 | {
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| 56 | char buffer[100];
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| 57 | PRStatus rv = PR_NetAddrToString(address, buffer, sizeof(buffer));
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| 58 | if (PR_FAILURE == rv) PL_FPrintError(err_out, "PR_NetAddrToString");
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| 59 | else PR_fprintf(
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| 60 | std_out, "Accepted connection from (0x%p)%s:%d\n",
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| 61 | address, buffer, address->inet.port);
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| 62 | return rv;
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| 63 | } /* PrintAddress */
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| 64 |
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| 65 | static void ConnectingThread(void *arg)
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| 66 | {
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| 67 | PRInt32 nbytes;
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| 68 | char buf[1024];
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| 69 | PRFileDesc *sock;
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| 70 | PRNetAddr peer_addr, *addr;
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| 71 |
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| 72 | addr = (PRNetAddr*)arg;
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| 73 |
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| 74 | sock = PR_NewTCPSocket();
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| 75 | if (sock == NULL)
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| 76 | {
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| 77 | PL_FPrintError(err_out, "PR_NewTCPSocket (client) failed");
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| 78 | PR_ProcessExit(1);
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| 79 | }
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| 80 |
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| 81 | if (PR_Connect(sock, addr, PR_INTERVAL_NO_TIMEOUT) == PR_FAILURE)
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| 82 | {
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| 83 | PL_FPrintError(err_out, "PR_Connect (client) failed");
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| 84 | PR_ProcessExit(1);
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| 85 | }
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| 86 | if (PR_GetPeerName(sock, &peer_addr) == PR_FAILURE)
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| 87 | {
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| 88 | PL_FPrintError(err_out, "PR_GetPeerName (client) failed");
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| 89 | PR_ProcessExit(1);
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| 90 | }
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| 91 |
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| 92 | /*
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| 93 | ** Then wait between the connection coming up and sending the expected
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| 94 | ** data. At some point in time, the server should fail due to a timeou
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| 95 | ** on the AcceptRead() operation, which according to the document is
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| 96 | ** only due to the read() portion.
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| 97 | */
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| 98 | PR_Sleep(write_dally);
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| 99 |
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| 100 | nbytes = PR_Send(sock, GET, sizeof(GET), 0, PR_INTERVAL_NO_TIMEOUT);
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| 101 | if (nbytes == -1) PL_FPrintError(err_out, "PR_Send (client) failed");
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| 102 |
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| 103 | nbytes = PR_Recv(sock, buf, sizeof(buf), 0, PR_INTERVAL_NO_TIMEOUT);
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| 104 | if (nbytes == -1) PL_FPrintError(err_out, "PR_Recv (client) failed");
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| 105 | else
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| 106 | {
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| 107 | PR_fprintf(std_out, "PR_Recv (client) succeeded: %d bytes\n", nbytes);
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| 108 | buf[sizeof(buf) - 1] = '\0';
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| 109 | PR_fprintf(std_out, "%s\n", buf);
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| 110 | }
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| 111 |
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| 112 | if (PR_FAILURE == PR_Shutdown(sock, PR_SHUTDOWN_BOTH))
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| 113 | PL_FPrintError(err_out, "PR_Shutdown (client) failed");
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| 114 |
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| 115 | if (PR_FAILURE == PR_Close(sock))
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| 116 | PL_FPrintError(err_out, "PR_Close (client) failed");
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| 117 |
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| 118 | return;
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| 119 | } /* ConnectingThread */
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| 120 |
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| 121 | #define BUF_SIZE 117
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| 122 | static void AcceptingThread(void *arg)
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| 123 | {
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| 124 | PRStatus rv;
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| 125 | PRInt32 bytes;
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| 126 | PRSize buf_size = BUF_SIZE;
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| 127 | PRUint8 buf[BUF_SIZE + (2 * sizeof(PRNetAddr)) + 32];
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| 128 | PRNetAddr *accept_addr, *listen_addr = (PRNetAddr*)arg;
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| 129 | PRFileDesc *accept_sock, *listen_sock = PR_NewTCPSocket();
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| 130 | PRSocketOptionData sock_opt;
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| 131 |
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| 132 | if (NULL == listen_sock)
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| 133 | {
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| 134 | PL_FPrintError(err_out, "PR_NewTCPSocket (server) failed");
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| 135 | PR_ProcessExit(1);
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| 136 | }
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| 137 | sock_opt.option = PR_SockOpt_Reuseaddr;
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| 138 | sock_opt.value.reuse_addr = PR_TRUE;
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| 139 | rv = PR_SetSocketOption(listen_sock, &sock_opt);
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| 140 | if (PR_FAILURE == rv)
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| 141 | {
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| 142 | PL_FPrintError(err_out, "PR_SetSocketOption (server) failed");
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| 143 | PR_ProcessExit(1);
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| 144 | }
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| 145 | rv = PR_Bind(listen_sock, listen_addr);
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| 146 | if (PR_FAILURE == rv)
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| 147 | {
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| 148 | PL_FPrintError(err_out, "PR_Bind (server) failed");
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| 149 | PR_ProcessExit(1);
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| 150 | }
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| 151 | rv = PR_Listen(listen_sock, 10);
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| 152 | if (PR_FAILURE == rv)
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| 153 | {
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| 154 | PL_FPrintError(err_out, "PR_Listen (server) failed");
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| 155 | PR_ProcessExit(1);
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| 156 | }
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| 157 | bytes = PR_AcceptRead(
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| 158 | listen_sock, &accept_sock, &accept_addr, buf, buf_size, accept_timeout);
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| 159 |
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| 160 | if (-1 == bytes) PL_FPrintError(err_out, "PR_AcceptRead (server) failed");
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| 161 | else
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| 162 | {
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| 163 | PrintAddress(accept_addr);
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| 164 | PR_fprintf(
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| 165 | std_out, "(Server) read [0x%p..0x%p) %s\n",
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| 166 | buf, &buf[BUF_SIZE], buf);
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| 167 | bytes = PR_Write(accept_sock, buf, bytes);
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| 168 | rv = PR_Shutdown(accept_sock, PR_SHUTDOWN_BOTH);
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| 169 | if (PR_FAILURE == rv)
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| 170 | PL_FPrintError(err_out, "PR_Shutdown (server) failed");
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| 171 | }
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| 172 |
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| 173 | if (-1 != bytes)
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| 174 | {
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| 175 | rv = PR_Close(accept_sock);
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| 176 | if (PR_FAILURE == rv)
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| 177 | PL_FPrintError(err_out, "PR_Close (server) failed");
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| 178 | }
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| 179 |
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| 180 | rv = PR_Close(listen_sock);
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| 181 | if (PR_FAILURE == rv)
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| 182 | PL_FPrintError(err_out, "PR_Close (server) failed");
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| 183 | } /* AcceptingThread */
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| 184 |
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| 185 | PRIntn main(PRIntn argc, char **argv)
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| 186 | {
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| 187 | PRHostEnt he;
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| 188 | PRStatus status;
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| 189 | PRIntn next_index;
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| 190 | PRUint16 port_number;
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| 191 | char netdb_buf[PR_NETDB_BUF_SIZE];
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| 192 | PRNetAddr client_addr, server_addr;
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| 193 | PRThread *client_thread, *server_thread;
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| 194 | PRIntervalTime delta = PR_MillisecondsToInterval(500);
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| 195 |
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| 196 | err_out = PR_STDERR;
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| 197 | std_out = PR_STDOUT;
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| 198 | accept_timeout = PR_SecondsToInterval(2);
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| 199 |
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| 200 | if (argc != 2 && argc != 3) port_number = DEFAULT_PORT;
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| 201 | else port_number = (PRUint16)atoi(argv[(argc == 2) ? 1 : 2]);
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| 202 |
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| 203 | status = PR_InitializeNetAddr(PR_IpAddrAny, port_number, &server_addr);
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| 204 | if (PR_SUCCESS != status)
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| 205 | {
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| 206 | PL_FPrintError(err_out, "PR_InitializeNetAddr failed");
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| 207 | PR_ProcessExit(1);
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| 208 | }
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| 209 | if (argc < 3)
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| 210 | {
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| 211 | status = PR_InitializeNetAddr(
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| 212 | PR_IpAddrLoopback, port_number, &client_addr);
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| 213 | if (PR_SUCCESS != status)
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| 214 | {
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| 215 | PL_FPrintError(err_out, "PR_InitializeNetAddr failed");
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| 216 | PR_ProcessExit(1);
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| 217 | }
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| 218 | }
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| 219 | else
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| 220 | {
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| 221 | status = PR_GetHostByName(
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| 222 | argv[1], netdb_buf, sizeof(netdb_buf), &he);
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| 223 | if (status == PR_FAILURE)
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| 224 | {
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| 225 | PL_FPrintError(err_out, "PR_GetHostByName failed");
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| 226 | PR_ProcessExit(1);
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| 227 | }
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| 228 | next_index = PR_EnumerateHostEnt(0, &he, port_number, &client_addr);
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| 229 | if (next_index == -1)
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| 230 | {
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| 231 | PL_FPrintError(err_out, "PR_EnumerateHostEnt failed");
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| 232 | PR_ProcessExit(1);
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| 233 | }
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| 234 | }
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| 235 |
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| 236 | for (
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| 237 | write_dally = 0;
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| 238 | write_dally < accept_timeout + (2 * delta);
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| 239 | write_dally += delta)
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| 240 | {
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| 241 | PR_fprintf(
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| 242 | std_out, "Testing w/ write_dally = %d msec\n",
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| 243 | PR_IntervalToMilliseconds(write_dally));
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| 244 | server_thread = PR_CreateThread(
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| 245 | PR_USER_THREAD, AcceptingThread, &server_addr,
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| 246 | PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, PR_JOINABLE_THREAD, 0);
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| 247 | if (server_thread == NULL)
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| 248 | {
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| 249 | PL_FPrintError(err_out, "PR_CreateThread (server) failed");
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| 250 | PR_ProcessExit(1);
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| 251 | }
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| 252 |
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| 253 | PR_Sleep(delta); /* let the server pot thicken */
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| 254 |
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| 255 | client_thread = PR_CreateThread(
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| 256 | PR_USER_THREAD, ConnectingThread, &client_addr,
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| 257 | PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, PR_JOINABLE_THREAD, 0);
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| 258 | if (client_thread == NULL)
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| 259 | {
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| 260 | PL_FPrintError(err_out, "PR_CreateThread (client) failed");
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| 261 | PR_ProcessExit(1);
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| 262 | }
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| 263 |
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| 264 | if (PR_JoinThread(client_thread) == PR_FAILURE)
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| 265 | PL_FPrintError(err_out, "PR_JoinThread (client) failed");
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| 266 |
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| 267 | if (PR_JoinThread(server_thread) == PR_FAILURE)
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| 268 | PL_FPrintError(err_out, "PR_JoinThread (server) failed");
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| 269 | }
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| 270 |
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| 271 | return 0;
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| 272 | }
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