diff options
Diffstat (limited to 'nsprpub/pr/tests/select2.c')
| -rw-r--r-- | nsprpub/pr/tests/select2.c | 385 |
1 files changed, 385 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/select2.c b/nsprpub/pr/tests/select2.c new file mode 100644 index 0000000000..da7360b025 --- /dev/null +++ b/nsprpub/pr/tests/select2.c @@ -0,0 +1,385 @@ +/* -*- 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/. */ + +/*********************************************************************** +** +** Name: select2.c +** +** Description: Measure PR_Select and Empty_Select performance. +** +** Modification History: +** 20-May-97 AGarcia- Converted the test to accomodate the debug_mode flag. +** The debug mode will print all of the printfs associated with this test. +** The regress mode will be the default mode. Since the regress tool limits +** the output to a one line status:PASS or FAIL,all of the printf statements +** have been handled with an if (debug_mode) statement. +***********************************************************************/ + +/*********************************************************************** +** Includes +***********************************************************************/ +/* Used to get the command line option */ +#include "plgetopt.h" +#include "prttools.h" +#include "primpl.h" + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#if defined(OS2) +#include <sys/time.h> +#endif + +#define PORT 8000 +#define DEFAULT_COUNT 10 +PRInt32 count; + + +/*********************************************************************** +** PRIVATE FUNCTION: Test_Result +** DESCRIPTION: Used in conjunction with the regress tool, prints out the +** status of the test case. +** INPUTS: PASS/FAIL +** OUTPUTS: None +** RETURN: None +** SIDE EFFECTS: +** +** RESTRICTIONS: +** None +** MEMORY: NA +** ALGORITHM: Determine what the status is and print accordingly. +** +***********************************************************************/ + + +static void Test_Result (int result) +{ + switch (result) + { + case PASS: + printf ("PASS\n"); + break; + case FAIL: + printf ("FAIL\n"); + break; + default: + printf ("NOSTATUS\n"); + break; + } +} + +static void EmptyPRSelect(void) +{ + PRInt32 index = count; + PRInt32 rv; + + for (; index--;) { + rv = PR_Select(0, NULL, NULL, NULL, PR_INTERVAL_NO_WAIT); + } +} + +static void EmptyNativeSelect(void) +{ + PRInt32 rv; + PRInt32 index = count; + struct timeval timeout; + + timeout.tv_sec = timeout.tv_usec = 0; + for (; index--;) { + rv = select(0, NULL, NULL, NULL, &timeout); + } +} + +static void PRSelectTest(void) +{ + PRFileDesc *listenSocket; + PRNetAddr serverAddr; + + if ( (listenSocket = PR_NewTCPSocket()) == NULL) { + if (debug_mode) { + printf("\tServer error creating listen socket\n"); + } + return; + } + + memset(&serverAddr, 0, sizeof(PRNetAddr)); + serverAddr.inet.family = AF_INET; + serverAddr.inet.port = PR_htons(PORT); + serverAddr.inet.ip = PR_htonl(INADDR_ANY); + + if ( PR_Bind(listenSocket, &serverAddr) == PR_FAILURE) { + if (debug_mode) { + printf("\tServer error binding to server address\n"); + } + PR_Close(listenSocket); + return; + } + + if ( PR_Listen(listenSocket, 128) == PR_FAILURE) { + if (debug_mode) { + printf("\tServer error listening to server socket\n"); + } + PR_Close(listenSocket); + return; + } + if (debug_mode) { + printf("Listening on port %d\n", PORT); + } + + { + PRFileDesc *newSock; + PRNetAddr rAddr; + PRInt32 loops = 0; + PR_fd_set rdset; + PRInt32 rv; + PRInt32 bytesRead; + char buf[11]; + + loops++; + + if (debug_mode) { + printf("Going into accept\n"); + } + + newSock = PR_Accept(listenSocket, + &rAddr, + PR_INTERVAL_NO_TIMEOUT); + + if (newSock) { + if (debug_mode) { + printf("Got connection!\n"); + } + } else { + if (debug_mode) { + printf("PR_Accept failed: error code %d\n", PR_GetError()); + } + else { + Test_Result (FAIL); + } + } + + PR_FD_ZERO(&rdset); + PR_FD_SET(newSock, &rdset); + + if (debug_mode) { + printf("Going into select \n"); + } + + rv = PR_Select(0, &rdset, 0, 0, PR_INTERVAL_NO_TIMEOUT); + + if (debug_mode) { + printf("return from select is %d\n", rv); + } + + if (PR_FD_ISSET(newSock, &rdset)) { + if (debug_mode) { + printf("I can't believe it- the socket is ready okay!\n"); + } + } else { + if (debug_mode) { + printf("Damn; the select test failed...\n"); + } + else { + Test_Result (FAIL); + } + } + + strcpy(buf, "XXXXXXXXXX"); + bytesRead = PR_Recv(newSock, buf, 10, 0, PR_INTERVAL_NO_TIMEOUT); + buf[10] = '\0'; + + if (debug_mode) { + printf("Recv completed with %d bytes, %s\n", bytesRead, buf); + } + + PR_Close(newSock); + } + +} + +#if defined(XP_UNIX) + +static void NativeSelectTest(void) +{ + PRFileDesc *listenSocket; + PRNetAddr serverAddr; + + if ( (listenSocket = PR_NewTCPSocket()) == NULL) { + if (debug_mode) { + printf("\tServer error creating listen socket\n"); + } + return; + } + + memset(&serverAddr, 0, sizeof(PRNetAddr)); + serverAddr.inet.family = AF_INET; + serverAddr.inet.port = PR_htons(PORT); + serverAddr.inet.ip = PR_htonl(INADDR_ANY); + + if ( PR_Bind(listenSocket, &serverAddr) == PR_FAILURE) { + if (debug_mode) { + printf("\tServer error binding to server address\n"); + } + PR_Close(listenSocket); + return; + } + + if ( PR_Listen(listenSocket, 128) == PR_FAILURE) { + if (debug_mode) { + printf("\tServer error listening to server socket\n"); + } + PR_Close(listenSocket); + return; + } + if (debug_mode) { + printf("Listening on port %d\n", PORT); + } + + { + PRIntn osfd; + char buf[11]; + fd_set rdset; + PRNetAddr rAddr; + PRFileDesc *newSock; + struct timeval timeout; + PRInt32 bytesRead, rv, loops = 0; + + loops++; + + if (debug_mode) { + printf("Going into accept\n"); + } + + newSock = PR_Accept(listenSocket, &rAddr, PR_INTERVAL_NO_TIMEOUT); + + if (newSock) { + if (debug_mode) { + printf("Got connection!\n"); + } + } else { + if (debug_mode) { + printf("PR_Accept failed: error code %d\n", PR_GetError()); + } + else { + Test_Result (FAIL); + } + } + + osfd = PR_FileDesc2NativeHandle(newSock); + FD_ZERO(&rdset); + FD_SET(osfd, &rdset); + + if (debug_mode) { + printf("Going into select \n"); + } + + + timeout.tv_sec = 2; timeout.tv_usec = 0; + rv = select(osfd + 1, &rdset, NULL, NULL, &timeout); + + if (debug_mode) { + printf("return from select is %d\n", rv); + } + + if (FD_ISSET(osfd, &rdset)) { + if (debug_mode) { + printf("I can't believe it- the socket is ready okay!\n"); + } + } else { + if (debug_mode) { + printf("Damn; the select test failed...\n"); + } + else { + Test_Result (FAIL); + } + } + + strcpy(buf, "XXXXXXXXXX"); + bytesRead = PR_Recv(newSock, buf, 10, 0, PR_INTERVAL_NO_TIMEOUT); + buf[10] = '\0'; + + if (debug_mode) { + printf("Recv completed with %d bytes, %s\n", bytesRead, buf); + } + + PR_Close(newSock); + } + +} /* NativeSelectTest */ + +#endif /* defined(XP_UNIX) */ + +/************************************************************************/ + +static void Measure(void (*func)(void), const char *msg) +{ + PRIntervalTime start, stop; + double d; + PRInt32 tot; + + start = PR_IntervalNow(); + (*func)(); + stop = PR_IntervalNow(); + + d = (double)PR_IntervalToMicroseconds(stop - start); + tot = PR_IntervalToMilliseconds(stop-start); + + if (debug_mode) { + printf("%40s: %6.2f usec avg, %d msec total\n", msg, d / count, tot); + } +} + +int main(int argc, char **argv) +{ + + /* The command line argument: -d is used to determine if the test is being run + in debug mode. The regress tool requires only one line output:PASS or FAIL. + All of the printfs associated with this test has been handled with a if (debug_mode) + test. + Usage: test_name -d + */ + PLOptStatus os; + PLOptState *opt = PL_CreateOptState(argc, argv, "d:"); + while (PL_OPT_EOL != (os = PL_GetNextOpt(opt))) + { + if (PL_OPT_BAD == os) { + continue; + } + switch (opt->option) + { + case 'd': /* debug mode */ + debug_mode = 1; + break; + default: + break; + } + } + PL_DestroyOptState(opt); + + /* main test */ + + PR_Init(PR_USER_THREAD, PR_PRIORITY_NORMAL, 0); + PR_STDIO_INIT(); + + if (argc > 2) { + count = atoi(argv[2]); + } else { + count = DEFAULT_COUNT; + } + +#if defined(XP_UNIX) + Measure(NativeSelectTest, "time to call 1 element select()"); +#endif + Measure(EmptyPRSelect, "time to call Empty PR_select()"); + Measure(EmptyNativeSelect, "time to call Empty select()"); + Measure(PRSelectTest, "time to call 1 element PR_select()"); + + if (!debug_mode) { + Test_Result (NOSTATUS); + } + PR_Cleanup(); + + +} |