Add m-esr52 at 52.6.0

1 files changed, 523 insertions, 0 deletions

diff --git a/nsprpub/pr/tests/sel_spd.c b/nsprpub/pr/tests/sel_spd.c
new file mode 100644
index 000000000..df5cd9c46
--- /dev/null
+++ b/nsprpub/pr/tests/sel_spd.c
@@ -0,0 +1,523 @@
+/* -*- 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/. */
+
+/*
+ * Test the speed of select within NSPR
+ *
+ */
+
+#include "nspr.h"
+#include "prpriv.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+#ifdef SYMBIAN
+#include <getopt.h>
+#endif
+
+#define PORT_BASE 19000
+
+typedef struct timer_slot_t {
+	unsigned long d_connect;
+	unsigned long d_cl_data;
+	unsigned long d_sv_data;
+	unsigned long d_close;
+	unsigned long d_total;
+	unsigned long requests;
+} timer_slot_t;
+
+static long _iterations = 5;
+static long _client_data = 8192;
+
+#ifdef SYMBIAN
+/*
+ * Symbian OS does not scale well specially the requirement for thread stack
+ * space and buffer allocation space.  It is easy to get into a fragmented
+ * memory and not be able to allocate thread stack or client/server data
+ * buffer.
+ */
+static long _server_data = (8*1024);
+static long _threads_max = 10, _threads = 10;
+#else
+static long _server_data = (128*1024);
+static long _threads_max = 10, _threads = 10;
+#endif
+
+static int verbose=0;
+static PRMonitor *exit_cv;
+static long _thread_exit_count;
+static timer_slot_t *timer_data;
+static PRThreadScope scope1, scope2;
+
+void tally_results(int);
+
+/* return the diff in microseconds */
+unsigned long _delta(PRIntervalTime *start, PRIntervalTime *stop)
+{
+	/*
+	 * Will C do the right thing with unsigned arithemtic?
+	 */
+	return PR_IntervalToMicroseconds(*stop - *start);
+}
+
+int _readn(PRFileDesc *sock, char *buf, int len)
+{
+	int rem;
+	int bytes;
+
+	for (rem=len; rem; rem -= bytes) {
+		bytes = PR_Recv(sock, buf+len-rem, rem, 0, PR_INTERVAL_NO_TIMEOUT);
+		if (bytes <= 0)
+            return -1;
+	}
+	return len;
+}
+
+void
+_thread_exit(int id)
+{
+	PR_EnterMonitor(exit_cv);
+#ifdef DEBUG
+	fprintf(stdout, "Thread %d EXIT\n", id);
+#endif
+
+	_thread_exit_count--;
+	if (_thread_exit_count == 0) {
+#ifdef DEBUG
+	fprintf(stdout, "Thread %d EXIT triggered notify\n", id);
+#endif
+		PR_Notify(exit_cv);
+	}
+	PR_ExitMonitor(exit_cv);
+}
+
+void
+_server_thread(void *arg_id)
+{
+	void _client_thread(void *);
+	PRThread *thread;
+	int *id =  (int *)arg_id;
+	PRFileDesc *sock;
+	PRSocketOptionData sockopt;
+	PRNetAddr sa;
+	PRFileDesc * newsock;
+	char *data_buffer = NULL;
+	int data_buffer_size;
+	int index;
+	PRIntervalTime start,
+	      connect_done,
+	      read_done,
+	      write_done,
+	      close_done;
+	
+
+#ifdef DEBUG
+	fprintf(stdout, "server thread %d alive\n", *id);
+#endif
+
+	data_buffer_size = (_client_data>_server_data?_client_data:_server_data);
+
+	if ( (data_buffer = (char *)PR_Malloc(data_buffer_size * sizeof(char))) == NULL ) {
+		fprintf(stderr, "Error creating buffer in server thread %d\n", *id);
+		goto done;
+	}
+
+
+	if ( (sock = PR_NewTCPSocket()) == NULL) {
+		fprintf(stderr, "Error creating socket in server thread %d\n", *id);
+		goto done;
+	}
+
+	sockopt.option = PR_SockOpt_Reuseaddr;
+	sockopt.value.reuse_addr = PR_TRUE;
+	if ( PR_SetSocketOption(sock, &sockopt) == PR_FAILURE) {
+		fprintf(stderr, "Error setting socket option in server thread %d\n", *id);
+		goto done;
+	}
+
+	memset(&sa, 0 , sizeof(sa));
+	sa.inet.family = PR_AF_INET;
+	sa.inet.port = PR_htons(PORT_BASE + *id);
+	sa.inet.ip = PR_htonl(PR_INADDR_ANY);
+
+	if ( PR_Bind(sock, &sa) < 0) {
+		fprintf(stderr, "Error binding socket in server thread %d errno = %d\n", *id, errno);
+		goto done;
+	}
+
+	if ( PR_Listen(sock, 32) < 0 ) {
+		fprintf(stderr, "Error listening to socket in server thread %d\n", *id);
+		goto done;
+	}
+
+	/* Tell the client to start */
+	if ( (thread = PR_CreateThread(PR_USER_THREAD, 
+                                      _client_thread, 
+                                      id, 
+                                      PR_PRIORITY_NORMAL, 
+                                      scope2, 
+                                      PR_UNJOINABLE_THREAD, 
+                                      0)) == NULL)
+		fprintf(stderr, "Error creating client thread %d\n", *id);
+
+	for (index = 0; index< _iterations; index++) {
+
+#ifdef DEBUG
+	fprintf(stdout, "server thread %d loop %d\n", *id, index);
+#endif
+
+		start = PR_IntervalNow();
+
+		if ( (newsock = PR_Accept(sock, &sa,
+					PR_INTERVAL_NO_TIMEOUT)) == NULL) {
+			fprintf(stderr, "Error accepting connection %d in server thread %d\n",
+				index, *id);
+			goto done;
+		}
+#ifdef DEBUG
+	fprintf(stdout, "server thread %d got connection %d\n", *id, newsock);
+#endif
+
+
+		connect_done = PR_IntervalNow();
+		
+		if ( _readn(newsock, data_buffer, _client_data) < _client_data) {
+			fprintf(stderr, "Error reading client data for iteration %d in server thread %d\n", index, *id );
+			goto done;
+		}
+
+#ifdef DEBUG
+	fprintf(stdout, "server thread %d read %d bytes\n", *id, _client_data);
+#endif
+		read_done = PR_IntervalNow();
+
+		if ( PR_Send(newsock, data_buffer, _server_data, 0,
+				PR_INTERVAL_NO_TIMEOUT) < _server_data) {
+			fprintf(stderr, "Error sending client data for iteration %d in server thread %d\n", index, *id );
+			goto done;
+		}
+
+#ifdef DEBUG
+	fprintf(stdout, "server thread %d write %d bytes\n", *id, _server_data);
+#endif
+
+		write_done = PR_IntervalNow();
+
+		PR_Close(newsock);
+
+		close_done = PR_IntervalNow();
+
+		timer_data[2*(*id)].d_connect += _delta(&start, &connect_done);
+		timer_data[2*(*id)].d_cl_data += _delta(&connect_done, &read_done);
+		timer_data[2*(*id)].d_sv_data += _delta(&read_done, &write_done);
+		timer_data[2*(*id)].d_close += _delta(&write_done, &close_done);
+		timer_data[2*(*id)].d_total += _delta(&start, &close_done);
+		timer_data[2*(*id)].requests++;
+
+
+#ifdef DEBUG
+		fprintf(stdout, "server: %d %d %d %d %d\n",
+			 _delta(&start, &connect_done), _delta(&connect_done, &read_done),
+			 _delta(&read_done, &write_done), _delta(&write_done, &close_done),
+			_delta(&start, &close_done));
+#endif
+	}
+
+done:
+	if (data_buffer != NULL) PR_Free (data_buffer);
+	if (sock) PR_Close(sock);
+	_thread_exit(*id);
+	return;
+}
+
+void
+_client_thread(void *arg_id)
+{
+	int *id =  (int *)arg_id;
+	int index;
+	PRNetAddr sa;
+	PRFileDesc *sock_h;
+	char *data_buffer = NULL;
+	int data_buffer_size;
+	int bytes;
+	PRIntervalTime start,
+	      connect_done,
+	      read_done,
+	      write_done,
+	      close_done;
+	PRStatus rv;
+
+#ifdef DEBUG
+	fprintf(stdout, "client thread %d alive\n", *id);
+#endif
+
+	data_buffer_size = (_client_data>_server_data?_client_data:_server_data);
+
+	if ( (data_buffer = (char *)PR_Malloc(data_buffer_size * sizeof(char))) == NULL) {
+		fprintf(stderr, "Error creating buffer in server thread %d\n", *id);
+		goto done;
+	}
+
+	memset(&sa, 0 , sizeof(sa));
+	rv = PR_InitializeNetAddr(PR_IpAddrLoopback, PORT_BASE + *id, &sa);
+	PR_ASSERT(PR_SUCCESS == rv);
+	
+	for (index = 0; index< _iterations; index++) {
+
+#ifdef DEBUG
+	fprintf(stdout, "client thread %d loop %d\n", *id, index);
+#endif
+
+		start = PR_IntervalNow();
+		if ( (sock_h = PR_NewTCPSocket()) == NULL) {
+			fprintf(stderr, "Error creating socket %d in client thread %d\n",
+				index, *id);
+			goto done;
+		}
+
+#ifdef DEBUG
+	fprintf(stdout, "client thread %d socket created %d\n", *id, sock_h);
+#endif
+
+		if ( PR_Connect(sock_h, &sa,
+				PR_INTERVAL_NO_TIMEOUT) < 0) {
+			fprintf(stderr, "Error accepting connection %d in client thread %d\n",
+				index, *id);
+			goto done;
+		}
+
+#ifdef DEBUG
+	fprintf(stdout, "client thread %d socket connected %d\n", *id, sock_h);
+#endif
+
+		connect_done = PR_IntervalNow();
+		if ( PR_Send(sock_h, data_buffer, _client_data, 0,
+				PR_INTERVAL_NO_TIMEOUT) < _client_data) {
+			fprintf(stderr, "Error sending client data for iteration %d in client thread %d\n", index, *id );
+			goto done;
+		}
+
+#ifdef DEBUG
+	fprintf(stdout, "client thread %d socket wrote %d\n", *id, _client_data);
+#endif
+
+		write_done = PR_IntervalNow();
+		if ( (bytes = _readn(sock_h, data_buffer, _server_data)) < _server_data) {
+			fprintf(stderr, "Error reading server data for iteration %d in client thread %d (read %d bytes)\n", index, *id, bytes );
+			goto done;
+		}
+
+#ifdef DEBUG
+	fprintf(stdout, "client thread %d socket read %d\n", *id, _server_data);
+#endif
+
+		read_done = PR_IntervalNow();
+		PR_Close(sock_h);
+		close_done = PR_IntervalNow();
+
+		timer_data[2*(*id)+1].d_connect += _delta(&start, &connect_done);
+		timer_data[2*(*id)+1].d_cl_data += _delta(&connect_done, &write_done);
+		timer_data[2*(*id)+1].d_sv_data += _delta(&write_done, &read_done);
+		timer_data[2*(*id)+1].d_close += _delta(&read_done, &close_done);
+		timer_data[2*(*id)+1].d_total += _delta(&start, &close_done);
+		timer_data[2*(*id)+1].requests++;
+	}
+done:
+	if (data_buffer != NULL) PR_Free (data_buffer);
+	_thread_exit(*id);
+
+	return;
+}
+
+static
+void do_work(void)
+{
+    int index;
+
+	_thread_exit_count = _threads * 2;
+	for (index=0; index<_threads; index++) {
+		PRThread *thread;
+		int *id = (int *)PR_Malloc(sizeof(int));
+
+		*id = index;
+
+		if ( (thread = PR_CreateThread(PR_USER_THREAD, 
+                                       _server_thread, 
+                                       id, 
+                                       PR_PRIORITY_NORMAL, 
+                                       scope1, 
+                                       PR_UNJOINABLE_THREAD, 
+                                       0)) == NULL)
+			fprintf(stderr, "Error creating server thread %d\n", index);
+	}
+	
+	PR_EnterMonitor(exit_cv);
+	while (_thread_exit_count > 0)
+		PR_Wait(exit_cv, PR_INTERVAL_NO_TIMEOUT);
+	PR_ExitMonitor(exit_cv);
+
+	fprintf(stdout, "TEST COMPLETE!\n");
+
+	tally_results(verbose);
+
+}
+
+static void do_workUU(void)
+{
+    scope1 = PR_LOCAL_THREAD;
+    scope2 = PR_LOCAL_THREAD;
+    do_work();
+}
+
+static void do_workUK(void)
+{
+    scope1 = PR_LOCAL_THREAD;
+    scope2 = PR_GLOBAL_THREAD;
+    do_work();
+}
+
+static void do_workKU(void)
+{
+    scope1 = PR_GLOBAL_THREAD;
+    scope2 = PR_LOCAL_THREAD;
+    do_work();
+}
+
+static void do_workKK(void)
+{
+    scope1 = PR_GLOBAL_THREAD;
+    scope2 = PR_GLOBAL_THREAD;
+    do_work();
+}
+
+
+
+static void Measure(void (*func)(void), const char *msg)
+{
+    PRIntervalTime start, stop;
+    double d;
+
+    start = PR_IntervalNow();
+    (*func)();
+    stop = PR_IntervalNow();
+
+    d = (double)PR_IntervalToMicroseconds(stop - start);
+
+    printf("%40s: %6.2f usec\n", msg, d / _iterations);
+}
+
+
+int main(int argc, char **argv)
+{
+#if defined(XP_UNIX) || defined(XP_OS2)
+	int opt;
+	PR_IMPORT_DATA(char *) optarg;
+#endif
+
+#if defined(XP_UNIX) || defined(XP_OS2)
+	while ( (opt = getopt(argc, argv, "c:s:i:t:v")) != EOF) {
+		switch(opt) {
+			case 'i':
+				_iterations = atoi(optarg);
+				break;
+			case 't':
+				_threads_max = _threads = atoi(optarg);
+				break;
+			case 'c':
+				_client_data = atoi(optarg);
+				break;
+			case 's':
+				_server_data = atoi(optarg);
+				break;
+			case 'v':
+				verbose = 1;
+				break;
+			default: 
+				break;
+		}
+	}
+#endif
+
+	PR_Init(PR_USER_THREAD, PR_PRIORITY_NORMAL, 0);
+    PR_STDIO_INIT();
+
+	fprintf(stdout, "Running test for %d iterations with %d simultaneous threads.\n", 
+		_iterations, _threads);
+	fprintf(stdout, "\tWill send %d bytes of client data and %d bytes of server data\n", 
+		_client_data, _server_data);
+
+	if ( (exit_cv = PR_NewMonitor()) == NULL) 
+		fprintf(stderr, "Error creating monitor for exit cv\n");
+	if ( (timer_data = (timer_slot_t *)PR_Malloc(2*_threads * sizeof(timer_slot_t))) == NULL) 
+		fprintf(stderr, "error allocating thread time results array\n");
+	memset(timer_data, 0 , 2*_threads*sizeof(timer_slot_t));
+
+    Measure(do_workUU, "select loop user/user");
+    Measure(do_workUK, "select loop user/kernel");
+    Measure(do_workKU, "select loop kernel/user");
+    Measure(do_workKK, "select loop kernel/kernel");
+
+
+	return 0;
+}
+
+void
+tally_results(int verbose)
+{
+	int index;
+	unsigned long tot_connect = 0;
+	unsigned long tot_cl_data = 0;
+	unsigned long tot_sv_data = 0;
+	unsigned long tot_close = 0;
+	unsigned long tot_all = 0;
+	unsigned long tot_requests = 0;
+
+	fprintf(stdout, "Server results:\n\n");
+	for (index=0; index<_threads_max*2; index+=2) {
+
+		if (verbose)
+			fprintf(stdout, "server thread %u\t%u\t%u\t%u\t%u\t%u\t%u\n",
+				index, timer_data[index].requests, timer_data[index].d_connect,
+				timer_data[index].d_cl_data, timer_data[index].d_sv_data,
+				timer_data[index].d_close, timer_data[index].d_total);
+
+		tot_connect += timer_data[index].d_connect / _threads;
+		tot_cl_data += timer_data[index].d_cl_data / _threads;
+		tot_sv_data += timer_data[index].d_sv_data / _threads;
+		tot_close += timer_data[index].d_close / _threads;
+		tot_all += timer_data[index].d_total / _threads;
+		tot_requests += timer_data[index].requests / _threads;
+	}
+	fprintf(stdout, "----------\n");
+	fprintf(stdout, "server per thread totals %u\t%u\t%u\t%u\t%u\n",
+		tot_requests, tot_connect, tot_cl_data, tot_sv_data, tot_close);
+	fprintf(stdout, "server per thread elapsed time %u\n", tot_all);
+	fprintf(stdout, "----------\n");
+
+	tot_connect = tot_cl_data = tot_sv_data = tot_close = tot_all = tot_requests = 0;
+	fprintf(stdout, "Client results:\n\n");
+	for (index=1; index<_threads_max*2; index+=2) {
+
+		if (verbose)
+			fprintf(stdout, "client thread %u\t%u\t%u\t%u\t%u\t%u\t%u\n",
+				index, timer_data[index].requests, timer_data[index].d_connect,
+				timer_data[index].d_cl_data, timer_data[index].d_sv_data,
+				timer_data[index].d_close, timer_data[index].d_total);
+
+		tot_connect += timer_data[index].d_connect / _threads;
+		tot_cl_data += timer_data[index].d_cl_data / _threads;
+		tot_sv_data += timer_data[index].d_sv_data / _threads;
+		tot_close += timer_data[index].d_close / _threads;
+		tot_all += timer_data[index].d_total / _threads;
+		tot_requests += timer_data[index].requests / _threads;
+	}
+	fprintf(stdout, "----------\n");
+	fprintf(stdout, "client per thread totals %u\t%u\t%u\t%u\t%u\n",
+		tot_requests, tot_connect, tot_cl_data, tot_sv_data, tot_close);
+	fprintf(stdout, "client per thread elapsed time %u\n", tot_all);
+}
+