summaryrefslogtreecommitdiffstats
path: root/nsprpub/pr/tests/peek.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--nsprpub/pr/tests/peek.c362
1 files changed, 362 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/peek.c b/nsprpub/pr/tests/peek.c
new file mode 100644
index 0000000000..4dce8299dd
--- /dev/null
+++ b/nsprpub/pr/tests/peek.c
@@ -0,0 +1,362 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * A test case for the PR_MSG_PEEK flag of PR_Recv().
+ *
+ * Test both blocking and non-blocking sockets.
+ */
+
+#include "nspr.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define BUFFER_SIZE 1024
+
+static int iterations = 10;
+
+/*
+ * In iteration i, recv_amount[i] is the number of bytes we
+ * wish to receive, and send_amount[i] is the number of bytes
+ * we actually send. Therefore, the number of elements in the
+ * recv_amount or send_amount array should equal to 'iterations'.
+ * For this test to pass we need to ensure that
+ * recv_amount[i] <= BUFFER_SIZE,
+ * send_amount[i] <= BUFFER_SIZE,
+ * send_amount[i] <= recv_amount[i].
+ */
+static PRInt32 recv_amount[10] = {
+ 16, 128, 256, 1024, 512, 512, 128, 256, 32, 32
+};
+static PRInt32 send_amount[10] = {
+ 16, 64, 128, 1024, 512, 256, 128, 64, 16, 32
+};
+
+/* Blocking I/O */
+static void ServerB(void *arg)
+{
+ PRFileDesc *listenSock = (PRFileDesc *) arg;
+ PRFileDesc *sock;
+ char buf[BUFFER_SIZE];
+ PRInt32 nbytes;
+ int i;
+ int j;
+
+ sock = PR_Accept(listenSock, NULL, PR_INTERVAL_NO_TIMEOUT);
+ if (NULL == sock) {
+ fprintf(stderr, "PR_Accept failed\n");
+ exit(1);
+ }
+
+ for (i = 0; i < iterations; i++) {
+ memset(buf, 0, sizeof(buf));
+ nbytes = PR_Recv(sock, buf, recv_amount[i],
+ PR_MSG_PEEK, PR_INTERVAL_NO_TIMEOUT);
+ if (-1 == nbytes) {
+ fprintf(stderr, "PR_Recv failed\n");
+ exit(1);
+ }
+ if (send_amount[i] != nbytes) {
+ fprintf(stderr, "PR_Recv returned %d, absurd!\n", nbytes);
+ exit(1);
+ }
+ for (j = 0; j < nbytes; j++) {
+ if (buf[j] != 2*i) {
+ fprintf(stderr, "byte %d should be %d but is %d\n",
+ j, 2*i, buf[j]);
+ exit(1);
+ }
+ }
+ fprintf(stderr, "server: peeked expected data\n");
+
+ memset(buf, 0, sizeof(buf));
+ nbytes = PR_Recv(sock, buf, recv_amount[i],
+ PR_MSG_PEEK, PR_INTERVAL_NO_TIMEOUT);
+ if (-1 == nbytes) {
+ fprintf(stderr, "PR_Recv failed\n");
+ exit(1);
+ }
+ if (send_amount[i] != nbytes) {
+ fprintf(stderr, "PR_Recv returned %d, absurd!\n", nbytes);
+ exit(1);
+ }
+ for (j = 0; j < nbytes; j++) {
+ if (buf[j] != 2*i) {
+ fprintf(stderr, "byte %d should be %d but is %d\n",
+ j, 2*i, buf[j]);
+ exit(1);
+ }
+ }
+ fprintf(stderr, "server: peeked expected data\n");
+
+ memset(buf, 0, sizeof(buf));
+ nbytes = PR_Recv(sock, buf, recv_amount[i],
+ 0, PR_INTERVAL_NO_TIMEOUT);
+ if (-1 == nbytes) {
+ fprintf(stderr, "PR_Recv failed\n");
+ exit(1);
+ }
+ if (send_amount[i] != nbytes) {
+ fprintf(stderr, "PR_Recv returned %d, absurd!\n", nbytes);
+ exit(1);
+ }
+ for (j = 0; j < nbytes; j++) {
+ if (buf[j] != 2*i) {
+ fprintf(stderr, "byte %d should be %d but is %d\n",
+ j, 2*i, buf[j]);
+ exit(1);
+ }
+ }
+ fprintf(stderr, "server: received expected data\n");
+
+ PR_Sleep(PR_SecondsToInterval(1));
+ memset(buf, 2*i+1, send_amount[i]);
+ nbytes = PR_Send(sock, buf, send_amount[i],
+ 0, PR_INTERVAL_NO_TIMEOUT);
+ if (-1 == nbytes) {
+ fprintf(stderr, "PR_Send failed\n");
+ exit(1);
+ }
+ if (send_amount[i] != nbytes) {
+ fprintf(stderr, "PR_Send returned %d, absurd!\n", nbytes);
+ exit(1);
+ }
+ }
+ if (PR_Close(sock) == PR_FAILURE) {
+ fprintf(stderr, "PR_Close failed\n");
+ exit(1);
+ }
+}
+
+/* Non-blocking I/O */
+static void ClientNB(void *arg)
+{
+ PRFileDesc *sock;
+ PRSocketOptionData opt;
+ PRUint16 port = (PRUint16) arg;
+ PRNetAddr addr;
+ char buf[BUFFER_SIZE];
+ PRPollDesc pd;
+ PRInt32 npds;
+ PRInt32 nbytes;
+ int i;
+ int j;
+
+ sock = PR_OpenTCPSocket(PR_AF_INET6);
+ if (NULL == sock) {
+ fprintf(stderr, "PR_OpenTCPSocket failed\n");
+ exit(1);
+ }
+ opt.option = PR_SockOpt_Nonblocking;
+ opt.value.non_blocking = PR_TRUE;
+ if (PR_SetSocketOption(sock, &opt) == PR_FAILURE) {
+ fprintf(stderr, "PR_SetSocketOption failed\n");
+ exit(1);
+ }
+ memset(&addr, 0, sizeof(addr));
+ if (PR_SetNetAddr(PR_IpAddrLoopback, PR_AF_INET6, port, &addr)
+ == PR_FAILURE) {
+ fprintf(stderr, "PR_SetNetAddr failed\n");
+ exit(1);
+ }
+ if (PR_Connect(sock, &addr, PR_INTERVAL_NO_TIMEOUT) == PR_FAILURE) {
+ if (PR_GetError() != PR_IN_PROGRESS_ERROR) {
+ fprintf(stderr, "PR_Connect failed\n");
+ exit(1);
+ }
+ pd.fd = sock;
+ pd.in_flags = PR_POLL_WRITE | PR_POLL_EXCEPT;
+ npds = PR_Poll(&pd, 1, PR_INTERVAL_NO_TIMEOUT);
+ if (-1 == npds) {
+ fprintf(stderr, "PR_Poll failed\n");
+ exit(1);
+ }
+ if (1 != npds) {
+ fprintf(stderr, "PR_Poll returned %d, absurd!\n", npds);
+ exit(1);
+ }
+ if (PR_GetConnectStatus(&pd) == PR_FAILURE) {
+ fprintf(stderr, "PR_GetConnectStatus failed\n");
+ exit(1);
+ }
+ }
+
+ for (i = 0; i < iterations; i++) {
+ PR_Sleep(PR_SecondsToInterval(1));
+ memset(buf, 2*i, send_amount[i]);
+ while ((nbytes = PR_Send(sock, buf, send_amount[i],
+ 0, PR_INTERVAL_NO_TIMEOUT)) == -1) {
+ if (PR_GetError() != PR_WOULD_BLOCK_ERROR) {
+ fprintf(stderr, "PR_Send failed\n");
+ exit(1);
+ }
+ pd.fd = sock;
+ pd.in_flags = PR_POLL_WRITE;
+ npds = PR_Poll(&pd, 1, PR_INTERVAL_NO_TIMEOUT);
+ if (-1 == npds) {
+ fprintf(stderr, "PR_Poll failed\n");
+ exit(1);
+ }
+ if (1 != npds) {
+ fprintf(stderr, "PR_Poll returned %d, absurd!\n", npds);
+ exit(1);
+ }
+ }
+ if (send_amount[i] != nbytes) {
+ fprintf(stderr, "PR_Send returned %d, absurd!\n", nbytes);
+ exit(1);
+ }
+
+ memset(buf, 0, sizeof(buf));
+ while ((nbytes = PR_Recv(sock, buf, recv_amount[i],
+ PR_MSG_PEEK, PR_INTERVAL_NO_TIMEOUT)) == -1) {
+ if (PR_GetError() != PR_WOULD_BLOCK_ERROR) {
+ fprintf(stderr, "PR_Recv failed\n");
+ exit(1);
+ }
+ pd.fd = sock;
+ pd.in_flags = PR_POLL_READ;
+ npds = PR_Poll(&pd, 1, PR_INTERVAL_NO_TIMEOUT);
+ if (-1 == npds) {
+ fprintf(stderr, "PR_Poll failed\n");
+ exit(1);
+ }
+ if (1 != npds) {
+ fprintf(stderr, "PR_Poll returned %d, absurd!\n", npds);
+ exit(1);
+ }
+ }
+ if (send_amount[i] != nbytes) {
+ fprintf(stderr, "PR_Recv returned %d, absurd!\n", nbytes);
+ exit(1);
+ }
+ for (j = 0; j < nbytes; j++) {
+ if (buf[j] != 2*i+1) {
+ fprintf(stderr, "byte %d should be %d but is %d\n",
+ j, 2*i+1, buf[j]);
+ exit(1);
+ }
+ }
+ fprintf(stderr, "client: peeked expected data\n");
+
+ memset(buf, 0, sizeof(buf));
+ nbytes = PR_Recv(sock, buf, recv_amount[i],
+ PR_MSG_PEEK, PR_INTERVAL_NO_TIMEOUT);
+ if (-1 == nbytes) {
+ fprintf(stderr, "PR_Recv failed\n");
+ exit(1);
+ }
+ if (send_amount[i] != nbytes) {
+ fprintf(stderr, "PR_Recv returned %d, absurd!\n", nbytes);
+ exit(1);
+ }
+ for (j = 0; j < nbytes; j++) {
+ if (buf[j] != 2*i+1) {
+ fprintf(stderr, "byte %d should be %d but is %d\n",
+ j, 2*i+1, buf[j]);
+ exit(1);
+ }
+ }
+ fprintf(stderr, "client: peeked expected data\n");
+
+ memset(buf, 0, sizeof(buf));
+ nbytes = PR_Recv(sock, buf, recv_amount[i],
+ 0, PR_INTERVAL_NO_TIMEOUT);
+ if (-1 == nbytes) {
+ fprintf(stderr, "PR_Recv failed\n");
+ exit(1);
+ }
+ if (send_amount[i] != nbytes) {
+ fprintf(stderr, "PR_Recv returned %d, absurd!\n", nbytes);
+ exit(1);
+ }
+ for (j = 0; j < nbytes; j++) {
+ if (buf[j] != 2*i+1) {
+ fprintf(stderr, "byte %d should be %d but is %d\n",
+ j, 2*i+1, buf[j]);
+ exit(1);
+ }
+ }
+ fprintf(stderr, "client: received expected data\n");
+ }
+ if (PR_Close(sock) == PR_FAILURE) {
+ fprintf(stderr, "PR_Close failed\n");
+ exit(1);
+ }
+}
+
+static void
+RunTest(PRThreadScope scope, PRFileDesc *listenSock, PRUint16 port)
+{
+ PRThread *server, *client;
+
+ server = PR_CreateThread(PR_USER_THREAD, ServerB, listenSock,
+ PR_PRIORITY_NORMAL, scope, PR_JOINABLE_THREAD, 0);
+ if (NULL == server) {
+ fprintf(stderr, "PR_CreateThread failed\n");
+ exit(1);
+ }
+ client = PR_CreateThread(
+ PR_USER_THREAD, ClientNB, (void *) port,
+ PR_PRIORITY_NORMAL, scope, PR_JOINABLE_THREAD, 0);
+ if (NULL == client) {
+ fprintf(stderr, "PR_CreateThread failed\n");
+ exit(1);
+ }
+
+ if (PR_JoinThread(server) == PR_FAILURE) {
+ fprintf(stderr, "PR_JoinThread failed\n");
+ exit(1);
+ }
+ if (PR_JoinThread(client) == PR_FAILURE) {
+ fprintf(stderr, "PR_JoinThread failed\n");
+ exit(1);
+ }
+}
+
+int main(int argc, char **argv)
+{
+ PRFileDesc *listenSock;
+ PRNetAddr addr;
+ PRUint16 port;
+
+ listenSock = PR_OpenTCPSocket(PR_AF_INET6);
+ if (NULL == listenSock) {
+ fprintf(stderr, "PR_OpenTCPSocket failed\n");
+ exit(1);
+ }
+ memset(&addr, 0, sizeof(addr));
+ if (PR_SetNetAddr(PR_IpAddrAny, PR_AF_INET6, 0, &addr) == PR_FAILURE) {
+ fprintf(stderr, "PR_SetNetAddr failed\n");
+ exit(1);
+ }
+ if (PR_Bind(listenSock, &addr) == PR_FAILURE) {
+ fprintf(stderr, "PR_Bind failed\n");
+ exit(1);
+ }
+ if (PR_GetSockName(listenSock, &addr) == PR_FAILURE) {
+ fprintf(stderr, "PR_GetSockName failed\n");
+ exit(1);
+ }
+ port = PR_ntohs(addr.ipv6.port);
+ if (PR_Listen(listenSock, 5) == PR_FAILURE) {
+ fprintf(stderr, "PR_Listen failed\n");
+ exit(1);
+ }
+
+ fprintf(stderr, "Running the test with local threads\n");
+ RunTest(PR_LOCAL_THREAD, listenSock, port);
+ fprintf(stderr, "Running the test with global threads\n");
+ RunTest(PR_GLOBAL_THREAD, listenSock, port);
+
+ if (PR_Close(listenSock) == PR_FAILURE) {
+ fprintf(stderr, "PR_Close failed\n");
+ exit(1);
+ }
+ printf("PASS\n");
+ return 0;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-14 08:33:30 +0000