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-rw-r--r--nsprpub/pr/tests/tmoacc.c339
1 files changed, 339 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/tmoacc.c b/nsprpub/pr/tests/tmoacc.c
new file mode 100644
index 0000000000..d7e64cbea6
--- /dev/null
+++ b/nsprpub/pr/tests/tmoacc.c
@@ -0,0 +1,339 @@
+/* -*- 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/. */
+
+#include "nspr.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "plerror.h"
+#include "plgetopt.h"
+
+#ifdef DEBUG
+#define PORT_INC_DO +100
+#else
+#define PORT_INC_DO
+#endif
+#ifdef IS_64
+#define PORT_INC_3264 +200
+#else
+#define PORT_INC_3264
+#endif
+
+#define BASE_PORT 9867 PORT_INC_DO PORT_INC_3264
+#define DEFAULT_THREADS 1
+#define DEFAULT_BACKLOG 10
+#define DEFAULT_TIMEOUT 10
+#define RANDOM_RANGE 100 /* should be significantly smaller than RAND_MAX */
+
+typedef enum {running, stopped} Status;
+
+typedef struct Shared
+{
+ PRLock *ml;
+ PRCondVar *cv;
+ PRBool passed;
+ PRBool random;
+ PRFileDesc *debug;
+ PRIntervalTime timeout;
+ PRFileDesc *listenSock;
+ Status status;
+} Shared;
+
+static PRIntervalTime Timeout(const Shared *shared)
+{
+ PRIntervalTime timeout = shared->timeout;
+ if (shared->random)
+ {
+ PRIntervalTime half = timeout >> 1; /* one half of the interval */
+ PRIntervalTime quarter = half >> 1; /* one quarter of the interval */
+ /* something in [0..timeout / 2) */
+ PRUint32 random = (rand() % RANDOM_RANGE) * half / RANDOM_RANGE;
+ timeout = (3 * quarter) + random; /* [75..125)% */
+ }
+ return timeout;
+} /* Timeout */
+
+static void Accept(void *arg)
+{
+ PRStatus rv;
+ char *buffer = NULL;
+ PRNetAddr clientAddr;
+ Shared *shared = (Shared*)arg;
+ PRInt32 recv_length = 0, flags = 0;
+ PRFileDesc *clientSock;
+ PRIntn toread, byte, bytes, loop = 0;
+ struct Descriptor {
+ PRInt32 length;
+ PRUint32 checksum;
+ } descriptor;
+
+ do
+ {
+ PRUint32 checksum = 0;
+ if (NULL != shared->debug) {
+ PR_fprintf(shared->debug, "[%d]accepting ... ", loop++);
+ }
+ clientSock = PR_Accept(
+ shared->listenSock, &clientAddr, Timeout(shared));
+ if (clientSock != NULL)
+ {
+ if (NULL != shared->debug) {
+ PR_fprintf(shared->debug, "reading length ... ");
+ }
+ bytes = PR_Recv(
+ clientSock, &descriptor, sizeof(descriptor),
+ flags, Timeout(shared));
+ if (sizeof(descriptor) == bytes)
+ {
+ /* and, before doing something stupid ... */
+ descriptor.length = PR_ntohl(descriptor.length);
+ descriptor.checksum = PR_ntohl(descriptor.checksum);
+ if (NULL != shared->debug) {
+ PR_fprintf(shared->debug, "%d bytes ... ", descriptor.length);
+ }
+ toread = descriptor.length;
+ if (recv_length < descriptor.length)
+ {
+ if (NULL != buffer) {
+ PR_DELETE(buffer);
+ }
+ buffer = (char*)PR_MALLOC(descriptor.length);
+ recv_length = descriptor.length;
+ }
+ for (toread = descriptor.length; toread > 0; toread -= bytes)
+ {
+ bytes = PR_Recv(
+ clientSock, &buffer[descriptor.length - toread],
+ toread, flags, Timeout(shared));
+ if (-1 == bytes)
+ {
+ if (NULL != shared->debug) {
+ PR_fprintf(shared->debug, "read data failed...");
+ }
+ bytes = 0;
+ }
+ }
+ }
+ else if (NULL != shared->debug)
+ {
+ PR_fprintf(shared->debug, "read desciptor failed...");
+ descriptor.length = -1;
+ }
+ if (NULL != shared->debug) {
+ PR_fprintf(shared->debug, "closing");
+ }
+ rv = PR_Shutdown(clientSock, PR_SHUTDOWN_BOTH);
+ if ((PR_FAILURE == rv) && (NULL != shared->debug))
+ {
+ PR_fprintf(shared->debug, " failed");
+ shared->passed = PR_FALSE;
+ }
+ rv = PR_Close(clientSock);
+ if (PR_FAILURE == rv) if (NULL != shared->debug)
+ {
+ PR_fprintf(shared->debug, " failed");
+ shared->passed = PR_FALSE;
+ }
+ if (descriptor.length > 0)
+ {
+ for (byte = 0; byte < descriptor.length; ++byte)
+ {
+ PRUint32 overflow = checksum & 0x80000000;
+ checksum = (checksum << 1);
+ if (0x00000000 != overflow) {
+ checksum += 1;
+ }
+ checksum += buffer[byte];
+ }
+ if ((descriptor.checksum != checksum) && (NULL != shared->debug))
+ {
+ PR_fprintf(shared->debug, " ... data mismatch");
+ shared->passed = PR_FALSE;
+ }
+ }
+ else if (0 == descriptor.length)
+ {
+ PR_Lock(shared->ml);
+ shared->status = stopped;
+ PR_NotifyCondVar(shared->cv);
+ PR_Unlock(shared->ml);
+ }
+ if (NULL != shared->debug) {
+ PR_fprintf(shared->debug, "\n");
+ }
+ }
+ else
+ {
+ if (PR_PENDING_INTERRUPT_ERROR != PR_GetError())
+ {
+ if (NULL != shared->debug) {
+ PL_PrintError("Accept");
+ }
+ shared->passed = PR_FALSE;
+ }
+ }
+ } while (running == shared->status);
+ if (NULL != buffer) {
+ PR_DELETE(buffer);
+ }
+} /* Accept */
+
+PRIntn Tmoacc(PRIntn argc, char **argv)
+{
+ PRStatus rv;
+ PRIntn exitStatus;
+ PRIntn index;
+ Shared *shared;
+ PLOptStatus os;
+ PRThread **thread;
+ PRNetAddr listenAddr;
+ PRSocketOptionData sockOpt;
+ PRIntn timeout = DEFAULT_TIMEOUT;
+ PRIntn threads = DEFAULT_THREADS;
+ PRIntn backlog = DEFAULT_BACKLOG;
+ PRThreadScope thread_scope = PR_LOCAL_THREAD;
+
+ PLOptState *opt = PL_CreateOptState(argc, argv, "dGb:t:T:R");
+
+ shared = PR_NEWZAP(Shared);
+
+ shared->debug = NULL;
+ shared->passed = PR_TRUE;
+ shared->random = PR_TRUE;
+ shared->status = running;
+ shared->ml = PR_NewLock();
+ shared->cv = PR_NewCondVar(shared->ml);
+
+ while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
+ {
+ if (PL_OPT_BAD == os) {
+ continue;
+ }
+ switch (opt->option)
+ {
+ case 'd': /* debug mode */
+ shared->debug = PR_GetSpecialFD(PR_StandardError);
+ break;
+ case 'G': /* use global threads */
+ thread_scope = PR_GLOBAL_THREAD;
+ break;
+ case 'b': /* size of listen backlog */
+ backlog = atoi(opt->value);
+ break;
+ case 't': /* number of threads doing accept */
+ threads = atoi(opt->value);
+ break;
+ case 'T': /* timeout used for network operations */
+ timeout = atoi(opt->value);
+ break;
+ case 'R': /* randomize the timeout values */
+ shared->random = PR_TRUE;
+ break;
+ default:
+ break;
+ }
+ }
+ PL_DestroyOptState(opt);
+ if (0 == threads) {
+ threads = DEFAULT_THREADS;
+ }
+ if (0 == backlog) {
+ backlog = DEFAULT_BACKLOG;
+ }
+ if (0 == timeout) {
+ timeout = DEFAULT_TIMEOUT;
+ }
+
+ PR_STDIO_INIT();
+ memset(&listenAddr, 0, sizeof(listenAddr));
+ rv = PR_InitializeNetAddr(PR_IpAddrAny, BASE_PORT, &listenAddr);
+ PR_ASSERT(PR_SUCCESS == rv);
+
+ shared->timeout = PR_SecondsToInterval(timeout);
+
+ /* First bind to the socket */
+ shared->listenSock = PR_NewTCPSocket();
+ if (shared->listenSock)
+ {
+ sockOpt.option = PR_SockOpt_Reuseaddr;
+ sockOpt.value.reuse_addr = PR_TRUE;
+ rv = PR_SetSocketOption(shared->listenSock, &sockOpt);
+ PR_ASSERT(PR_SUCCESS == rv);
+ rv = PR_Bind(shared->listenSock, &listenAddr);
+ if (rv != PR_FAILURE)
+ {
+ rv = PR_Listen(shared->listenSock, threads + backlog);
+ if (PR_SUCCESS == rv)
+ {
+ thread = (PRThread**)PR_CALLOC(threads * sizeof(PRThread*));
+ for (index = 0; index < threads; ++index)
+ {
+ thread[index] = PR_CreateThread(
+ PR_USER_THREAD, Accept, shared,
+ PR_PRIORITY_NORMAL, thread_scope,
+ PR_JOINABLE_THREAD, 0);
+ PR_ASSERT(NULL != thread[index]);
+ }
+
+ PR_Lock(shared->ml);
+ while (shared->status == running) {
+ PR_WaitCondVar(shared->cv, PR_INTERVAL_NO_TIMEOUT);
+ }
+ PR_Unlock(shared->ml);
+ for (index = 0; index < threads; ++index)
+ {
+ rv = PR_Interrupt(thread[index]);
+ PR_ASSERT(PR_SUCCESS== rv);
+ rv = PR_JoinThread(thread[index]);
+ PR_ASSERT(PR_SUCCESS== rv);
+ }
+ PR_DELETE(thread);
+ }
+ else
+ {
+ if (shared->debug) {
+ PL_PrintError("Listen");
+ }
+ shared->passed = PR_FALSE;
+ }
+ }
+ else
+ {
+ if (shared->debug) {
+ PL_PrintError("Bind");
+ }
+ shared->passed = PR_FALSE;
+ }
+
+ PR_Close(shared->listenSock);
+ }
+ else
+ {
+ if (shared->debug) {
+ PL_PrintError("Create");
+ }
+ shared->passed = PR_FALSE;
+ }
+
+ PR_DestroyCondVar(shared->cv);
+ PR_DestroyLock(shared->ml);
+
+ PR_fprintf(
+ PR_GetSpecialFD(PR_StandardError), "%s\n",
+ ((shared->passed) ? "PASSED" : "FAILED"));
+
+ exitStatus = (shared->passed) ? 0 : 1;
+ PR_DELETE(shared);
+ return exitStatus;
+}
+
+int main(int argc, char **argv)
+{
+ return (PR_VersionCheck(PR_VERSION)) ?
+ PR_Initialize(Tmoacc, argc, argv, 4) : -1;
+} /* main */
+
+/* tmoacc */
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