michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /*
michael@0:  * A test case for the PR_MSG_PEEK flag of PR_Recv().
michael@0:  *
michael@0:  * Test both blocking and non-blocking sockets.
michael@0:  */
michael@0: 
michael@0: #include "nspr.h"
michael@0: 
michael@0: #include <stdio.h>
michael@0: #include <stdlib.h>
michael@0: #include <string.h>
michael@0: 
michael@0: #define BUFFER_SIZE 1024
michael@0: 
michael@0: static int iterations = 10;
michael@0: 
michael@0: /*
michael@0:  * In iteration i, recv_amount[i] is the number of bytes we
michael@0:  * wish to receive, and send_amount[i] is the number of bytes
michael@0:  * we actually send.  Therefore, the number of elements in the
michael@0:  * recv_amount or send_amount array should equal to 'iterations'.
michael@0:  * For this test to pass we need to ensure that
michael@0:  *     recv_amount[i] <= BUFFER_SIZE,
michael@0:  *     send_amount[i] <= BUFFER_SIZE,
michael@0:  *     send_amount[i] <= recv_amount[i].
michael@0:  */
michael@0: static PRInt32 recv_amount[10] = {
michael@0:     16, 128, 256, 1024, 512, 512, 128, 256, 32, 32};
michael@0: static PRInt32 send_amount[10] = {
michael@0:     16,  64, 128, 1024, 512, 256, 128,  64, 16, 32};
michael@0: 
michael@0: /* Blocking I/O */
michael@0: static void ServerB(void *arg)
michael@0: {
michael@0:     PRFileDesc *listenSock = (PRFileDesc *) arg;
michael@0:     PRFileDesc *sock;
michael@0:     char buf[BUFFER_SIZE];
michael@0:     PRInt32 nbytes;
michael@0:     int i;
michael@0:     int j;
michael@0: 
michael@0:     sock = PR_Accept(listenSock, NULL, PR_INTERVAL_NO_TIMEOUT);
michael@0:     if (NULL == sock) {
michael@0:         fprintf(stderr, "PR_Accept failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0: 
michael@0:     for (i = 0; i < iterations; i++) {
michael@0:         memset(buf, 0, sizeof(buf));
michael@0:         nbytes = PR_Recv(sock, buf, recv_amount[i],
michael@0:                 PR_MSG_PEEK, PR_INTERVAL_NO_TIMEOUT);
michael@0:         if (-1 == nbytes) {
michael@0:             fprintf(stderr, "PR_Recv failed\n");
michael@0:             exit(1);
michael@0:         }
michael@0:         if (send_amount[i] != nbytes) {
michael@0:             fprintf(stderr, "PR_Recv returned %d, absurd!\n", nbytes);
michael@0:             exit(1);
michael@0:         }
michael@0:         for (j = 0; j < nbytes; j++) {
michael@0:             if (buf[j] != 2*i) {
michael@0:                 fprintf(stderr, "byte %d should be %d but is %d\n",
michael@0:                         j, 2*i, buf[j]);
michael@0:                 exit(1);
michael@0:             }
michael@0:         }
michael@0:         fprintf(stderr, "server: peeked expected data\n");
michael@0: 
michael@0:         memset(buf, 0, sizeof(buf));
michael@0:         nbytes = PR_Recv(sock, buf, recv_amount[i],
michael@0:                 PR_MSG_PEEK, PR_INTERVAL_NO_TIMEOUT);
michael@0:         if (-1 == nbytes) {
michael@0:             fprintf(stderr, "PR_Recv failed\n");
michael@0:             exit(1);
michael@0:         }
michael@0:         if (send_amount[i] != nbytes) {
michael@0:             fprintf(stderr, "PR_Recv returned %d, absurd!\n", nbytes);
michael@0:             exit(1);
michael@0:         }
michael@0:         for (j = 0; j < nbytes; j++) {
michael@0:             if (buf[j] != 2*i) {
michael@0:                 fprintf(stderr, "byte %d should be %d but is %d\n",
michael@0:                         j, 2*i, buf[j]);
michael@0:                 exit(1);
michael@0:             }
michael@0:         }
michael@0:         fprintf(stderr, "server: peeked expected data\n");
michael@0: 
michael@0:         memset(buf, 0, sizeof(buf));
michael@0:         nbytes = PR_Recv(sock, buf, recv_amount[i],
michael@0:                 0, PR_INTERVAL_NO_TIMEOUT);
michael@0:         if (-1 == nbytes) {
michael@0:             fprintf(stderr, "PR_Recv failed\n");
michael@0:             exit(1);
michael@0:         }
michael@0:         if (send_amount[i] != nbytes) {
michael@0:             fprintf(stderr, "PR_Recv returned %d, absurd!\n", nbytes);
michael@0:             exit(1);
michael@0:         }
michael@0:         for (j = 0; j < nbytes; j++) {
michael@0:             if (buf[j] != 2*i) {
michael@0:                 fprintf(stderr, "byte %d should be %d but is %d\n",
michael@0:                         j, 2*i, buf[j]);
michael@0:                 exit(1);
michael@0:             }
michael@0:         }
michael@0:         fprintf(stderr, "server: received expected data\n");
michael@0: 
michael@0:         PR_Sleep(PR_SecondsToInterval(1));
michael@0:         memset(buf, 2*i+1, send_amount[i]);
michael@0:         nbytes = PR_Send(sock, buf, send_amount[i],
michael@0:                 0, PR_INTERVAL_NO_TIMEOUT);
michael@0:         if (-1 == nbytes) {
michael@0:             fprintf(stderr, "PR_Send failed\n");
michael@0:             exit(1);
michael@0:         }
michael@0:         if (send_amount[i] != nbytes) {
michael@0:             fprintf(stderr, "PR_Send returned %d, absurd!\n", nbytes);
michael@0:             exit(1);
michael@0:         }
michael@0:     }
michael@0:     if (PR_Close(sock) == PR_FAILURE) {
michael@0:         fprintf(stderr, "PR_Close failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0: }
michael@0: 
michael@0: /* Non-blocking I/O */
michael@0: static void ClientNB(void *arg)
michael@0: {
michael@0:     PRFileDesc *sock;
michael@0:     PRSocketOptionData opt;
michael@0:     PRUint16 port = (PRUint16) arg;
michael@0:     PRNetAddr addr;
michael@0:     char buf[BUFFER_SIZE];
michael@0:     PRPollDesc pd;
michael@0:     PRInt32 npds;
michael@0:     PRInt32 nbytes;
michael@0:     int i;
michael@0:     int j;
michael@0: 
michael@0:     sock = PR_OpenTCPSocket(PR_AF_INET6);
michael@0:     if (NULL == sock) {
michael@0:         fprintf(stderr, "PR_OpenTCPSocket failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0:     opt.option = PR_SockOpt_Nonblocking;
michael@0:     opt.value.non_blocking = PR_TRUE;
michael@0:     if (PR_SetSocketOption(sock, &opt) == PR_FAILURE) {
michael@0:         fprintf(stderr, "PR_SetSocketOption failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0:     memset(&addr, 0, sizeof(addr));
michael@0:     if (PR_SetNetAddr(PR_IpAddrLoopback, PR_AF_INET6, port, &addr)
michael@0:             == PR_FAILURE) {
michael@0:         fprintf(stderr, "PR_SetNetAddr failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0:     if (PR_Connect(sock, &addr, PR_INTERVAL_NO_TIMEOUT) == PR_FAILURE) {
michael@0:         if (PR_GetError() != PR_IN_PROGRESS_ERROR) {
michael@0:             fprintf(stderr, "PR_Connect failed\n");
michael@0:             exit(1);
michael@0:         }
michael@0:         pd.fd = sock;
michael@0:         pd.in_flags = PR_POLL_WRITE | PR_POLL_EXCEPT;
michael@0:         npds = PR_Poll(&pd, 1, PR_INTERVAL_NO_TIMEOUT);
michael@0:         if (-1 == npds) {
michael@0:             fprintf(stderr, "PR_Poll failed\n");
michael@0:             exit(1);
michael@0:         }
michael@0:         if (1 != npds) {
michael@0:             fprintf(stderr, "PR_Poll returned %d, absurd!\n", npds);
michael@0:             exit(1);
michael@0:         }
michael@0:         if (PR_GetConnectStatus(&pd) == PR_FAILURE) {
michael@0:             fprintf(stderr, "PR_GetConnectStatus failed\n");
michael@0:             exit(1);
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     for (i = 0; i < iterations; i++) {
michael@0:         PR_Sleep(PR_SecondsToInterval(1));
michael@0:         memset(buf, 2*i, send_amount[i]);
michael@0:         while ((nbytes = PR_Send(sock, buf, send_amount[i],
michael@0:                 0, PR_INTERVAL_NO_TIMEOUT)) == -1) {
michael@0:             if (PR_GetError() != PR_WOULD_BLOCK_ERROR) {
michael@0:                 fprintf(stderr, "PR_Send failed\n");
michael@0:                 exit(1);
michael@0:             }
michael@0:             pd.fd = sock;
michael@0:             pd.in_flags = PR_POLL_WRITE;
michael@0:             npds = PR_Poll(&pd, 1, PR_INTERVAL_NO_TIMEOUT);
michael@0:             if (-1 == npds) {
michael@0:                 fprintf(stderr, "PR_Poll failed\n");
michael@0:                 exit(1);
michael@0:             }
michael@0:             if (1 != npds) {
michael@0:                 fprintf(stderr, "PR_Poll returned %d, absurd!\n", npds);
michael@0:                 exit(1);
michael@0:             }
michael@0:         }
michael@0:         if (send_amount[i] != nbytes) {
michael@0:             fprintf(stderr, "PR_Send returned %d, absurd!\n", nbytes);
michael@0:             exit(1);
michael@0:         }
michael@0: 
michael@0:         memset(buf, 0, sizeof(buf));
michael@0:         while ((nbytes = PR_Recv(sock, buf, recv_amount[i],
michael@0:                 PR_MSG_PEEK, PR_INTERVAL_NO_TIMEOUT)) == -1) {
michael@0:             if (PR_GetError() != PR_WOULD_BLOCK_ERROR) {
michael@0:                 fprintf(stderr, "PR_Recv failed\n");
michael@0:                 exit(1);
michael@0:             }
michael@0:             pd.fd = sock;
michael@0:             pd.in_flags = PR_POLL_READ;
michael@0:             npds = PR_Poll(&pd, 1, PR_INTERVAL_NO_TIMEOUT);
michael@0:             if (-1 == npds) {
michael@0:                 fprintf(stderr, "PR_Poll failed\n");
michael@0:                 exit(1);
michael@0:             }
michael@0:             if (1 != npds) {
michael@0:                 fprintf(stderr, "PR_Poll returned %d, absurd!\n", npds);
michael@0:                 exit(1);
michael@0:             }
michael@0:         }
michael@0:         if (send_amount[i] != nbytes) {
michael@0:             fprintf(stderr, "PR_Recv returned %d, absurd!\n", nbytes);
michael@0:             exit(1);
michael@0:         }
michael@0:         for (j = 0; j < nbytes; j++) {
michael@0:             if (buf[j] != 2*i+1) {
michael@0:                 fprintf(stderr, "byte %d should be %d but is %d\n",
michael@0:                         j, 2*i+1, buf[j]);
michael@0:                 exit(1);
michael@0:             }
michael@0:         }
michael@0:         fprintf(stderr, "client: peeked expected data\n");
michael@0: 
michael@0:         memset(buf, 0, sizeof(buf));
michael@0:         nbytes = PR_Recv(sock, buf, recv_amount[i],
michael@0:                 PR_MSG_PEEK, PR_INTERVAL_NO_TIMEOUT);
michael@0:         if (-1 == nbytes) {
michael@0:             fprintf(stderr, "PR_Recv failed\n");
michael@0:             exit(1);
michael@0:         }
michael@0:         if (send_amount[i] != nbytes) {
michael@0:             fprintf(stderr, "PR_Recv returned %d, absurd!\n", nbytes);
michael@0:             exit(1);
michael@0:         }
michael@0:         for (j = 0; j < nbytes; j++) {
michael@0:             if (buf[j] != 2*i+1) {
michael@0:                 fprintf(stderr, "byte %d should be %d but is %d\n",
michael@0:                         j, 2*i+1, buf[j]);
michael@0:                 exit(1);
michael@0:             }
michael@0:         }
michael@0:         fprintf(stderr, "client: peeked expected data\n");
michael@0: 
michael@0:         memset(buf, 0, sizeof(buf));
michael@0:         nbytes = PR_Recv(sock, buf, recv_amount[i],
michael@0:                 0, PR_INTERVAL_NO_TIMEOUT);
michael@0:         if (-1 == nbytes) {
michael@0:             fprintf(stderr, "PR_Recv failed\n");
michael@0:             exit(1);
michael@0:         }
michael@0:         if (send_amount[i] != nbytes) {
michael@0:             fprintf(stderr, "PR_Recv returned %d, absurd!\n", nbytes);
michael@0:             exit(1);
michael@0:         }
michael@0:         for (j = 0; j < nbytes; j++) {
michael@0:             if (buf[j] != 2*i+1) {
michael@0:                 fprintf(stderr, "byte %d should be %d but is %d\n",
michael@0:                         j, 2*i+1, buf[j]);
michael@0:                 exit(1);
michael@0:             }
michael@0:         }
michael@0:         fprintf(stderr, "client: received expected data\n");
michael@0:     }
michael@0:     if (PR_Close(sock) == PR_FAILURE) {
michael@0:         fprintf(stderr, "PR_Close failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0: }
michael@0: 
michael@0: static void
michael@0: RunTest(PRThreadScope scope, PRFileDesc *listenSock, PRUint16 port)
michael@0: {
michael@0:     PRThread *server, *client;
michael@0: 
michael@0:     server = PR_CreateThread(PR_USER_THREAD, ServerB, listenSock,
michael@0:             PR_PRIORITY_NORMAL, scope, PR_JOINABLE_THREAD, 0);
michael@0:     if (NULL == server) {
michael@0:         fprintf(stderr, "PR_CreateThread failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0:     client = PR_CreateThread(
michael@0:             PR_USER_THREAD, ClientNB, (void *) port,
michael@0:             PR_PRIORITY_NORMAL, scope, PR_JOINABLE_THREAD, 0);
michael@0:     if (NULL == client) {
michael@0:         fprintf(stderr, "PR_CreateThread failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0: 
michael@0:     if (PR_JoinThread(server) == PR_FAILURE) {
michael@0:         fprintf(stderr, "PR_JoinThread failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0:     if (PR_JoinThread(client) == PR_FAILURE) {
michael@0:         fprintf(stderr, "PR_JoinThread failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0: }
michael@0: 
michael@0: int main(int argc, char **argv)
michael@0: {
michael@0:     PRFileDesc *listenSock;
michael@0:     PRNetAddr addr;
michael@0:     PRUint16 port;
michael@0: 
michael@0:     listenSock = PR_OpenTCPSocket(PR_AF_INET6);
michael@0:     if (NULL == listenSock) {
michael@0:         fprintf(stderr, "PR_OpenTCPSocket failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0:     memset(&addr, 0, sizeof(addr));
michael@0:     if (PR_SetNetAddr(PR_IpAddrAny, PR_AF_INET6, 0, &addr) == PR_FAILURE) {
michael@0:         fprintf(stderr, "PR_SetNetAddr failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0:     if (PR_Bind(listenSock, &addr) == PR_FAILURE) {
michael@0:         fprintf(stderr, "PR_Bind failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0:     if (PR_GetSockName(listenSock, &addr) == PR_FAILURE) {
michael@0:         fprintf(stderr, "PR_GetSockName failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0:     port = PR_ntohs(addr.ipv6.port);
michael@0:     if (PR_Listen(listenSock, 5) == PR_FAILURE) {
michael@0:         fprintf(stderr, "PR_Listen failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0: 
michael@0:     fprintf(stderr, "Running the test with local threads\n");
michael@0:     RunTest(PR_LOCAL_THREAD, listenSock, port);
michael@0:     fprintf(stderr, "Running the test with global threads\n");
michael@0:     RunTest(PR_GLOBAL_THREAD, listenSock, port);
michael@0: 
michael@0:     if (PR_Close(listenSock) == PR_FAILURE) {
michael@0:         fprintf(stderr, "PR_Close failed\n");
michael@0:         exit(1);
michael@0:     }
michael@0:     printf("PASS\n");
michael@0:     return 0;
michael@0: }