diff options
Diffstat (limited to 'fluent-bit/lib/monkey/mk_core/deps/libevent/test/test-changelist.c')
| -rw-r--r-- | fluent-bit/lib/monkey/mk_core/deps/libevent/test/test-changelist.c | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/fluent-bit/lib/monkey/mk_core/deps/libevent/test/test-changelist.c b/fluent-bit/lib/monkey/mk_core/deps/libevent/test/test-changelist.c deleted file mode 100644 index 6e2466d5a..000000000 --- a/fluent-bit/lib/monkey/mk_core/deps/libevent/test/test-changelist.c +++ /dev/null @@ -1,224 +0,0 @@ -/* - * Copyright (c) 2010-2012 Niels Provos and Nick Mathewson - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "event2/event-config.h" - -#ifdef _WIN32 -#include <winsock2.h> -#include <windows.h> -#else -#include <unistd.h> -#endif -#include <sys/types.h> -#include <sys/stat.h> -#ifdef EVENT__HAVE_SYS_TIME_H -#include <sys/time.h> -#endif - -#ifdef EVENT__HAVE_SYS_SOCKET_H -#include <sys/socket.h> -#endif -#include <fcntl.h> -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <errno.h> - -#include "event2/event.h" -#include "event2/util.h" -#include <time.h> - -struct cpu_usage_timer { -#ifdef _WIN32 - HANDLE thread; - FILETIME usertimeBegin; - FILETIME kerneltimeBegin; -#else - clock_t ticksBegin; -#endif - struct timeval timeBegin; -}; -static void -start_cpu_usage_timer(struct cpu_usage_timer *timer) -{ -#ifdef _WIN32 - int r; - FILETIME createtime, exittime; - timer->thread = GetCurrentThread(); - r = GetThreadTimes(timer->thread, &createtime, &exittime, - &timer->usertimeBegin, &timer->kerneltimeBegin); - if (r==0) printf("GetThreadTimes failed."); -#else - timer->ticksBegin = clock(); -#endif - - evutil_gettimeofday(&timer->timeBegin, NULL); -} -#ifdef _WIN32 -static ev_int64_t -filetime_to_100nsec(const FILETIME *ft) -{ - /* Number of 100-nanosecond units */ - ev_int64_t n = ft->dwHighDateTime; - n <<= 32; - n += ft->dwLowDateTime; - return n; -} -static double -filetime_diff(const FILETIME *ftStart, const FILETIME *ftEnd) -{ - ev_int64_t s, e, diff; - double r; - s = filetime_to_100nsec(ftStart); - e = filetime_to_100nsec(ftEnd); - diff = e - s; - r = (double) diff; - return r / 1.0e7; -} -#endif - -static void -get_cpu_usage(struct cpu_usage_timer *timer, double *secElapsedOut, - double *secUsedOut, double *usageOut) -{ -#ifdef _WIN32 - double usertime_seconds, kerneltime_seconds; - FILETIME createtime, exittime, usertimeEnd, kerneltimeEnd; - int r; -#else - clock_t ticksEnd; -#endif - struct timeval timeEnd, timeDiff; - double secondsPassed, secondsUsed; - -#ifdef _WIN32 - r = GetThreadTimes(timer->thread, &createtime, &exittime, - &usertimeEnd, &kerneltimeEnd); - if (r==0) printf("GetThreadTimes failed."); - usertime_seconds = filetime_diff(&timer->usertimeBegin, &usertimeEnd); - kerneltime_seconds = filetime_diff(&timer->kerneltimeBegin, &kerneltimeEnd); - secondsUsed = kerneltime_seconds + usertime_seconds; -#else - ticksEnd = clock(); - secondsUsed = (ticksEnd - timer->ticksBegin) / (double)CLOCKS_PER_SEC; -#endif - evutil_gettimeofday(&timeEnd, NULL); - evutil_timersub(&timeEnd, &timer->timeBegin, &timeDiff); - secondsPassed = timeDiff.tv_sec + (timeDiff.tv_usec / 1.0e6); - - *secElapsedOut = secondsPassed; - *secUsedOut = secondsUsed; - *usageOut = secondsUsed / secondsPassed; -} - -static void -write_cb(evutil_socket_t fd, short event, void *arg) -{ - printf("write callback. should only see this once\n"); - - /* got what we want remove the event */ - event_del(*(struct event**)arg); - - /* opps changed my mind add it back again */ - event_add(*(struct event**)arg,NULL); - - /* not a good day for decisiveness, I really didn't want it after all */ - event_del(*(struct event**)arg); - -} - -static void -timeout_cb(evutil_socket_t fd, short event, void *arg) -{ - printf("timeout fired, time to end test\n"); - event_del(*(struct event**)arg); - return; -} - -int -main(int argc, char **argv) -{ - struct event* ev; - struct event* timeout; - struct event_base* base; - - evutil_socket_t pair[2]; - struct timeval tv; - struct cpu_usage_timer timer; - - double usage, secPassed, secUsed; - -#ifdef _WIN32 - WORD wVersionRequested; - WSADATA wsaData; - - wVersionRequested = MAKEWORD(2, 2); - - (void) WSAStartup(wVersionRequested, &wsaData); -#endif - if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1) - return (1); - - /* Initalize the event library */ - if (!(base = event_base_new())) - return (1); - - /* Initalize a timeout to terminate the test */ - timeout = evtimer_new(base,timeout_cb,&timeout); - /* and watch for writability on one end of the pipe */ - ev = event_new(base,pair[1],EV_WRITE | EV_PERSIST, write_cb, &ev); - - tv.tv_sec = 1; - tv.tv_usec = 500*1000; - - evtimer_add(timeout, &tv); - - event_add(ev, NULL); - - start_cpu_usage_timer(&timer); - - event_base_dispatch(base); - - event_free(ev); - event_free(timeout); - event_base_free(base); - - get_cpu_usage(&timer, &secPassed, &secUsed, &usage); - - /* attempt to calculate our cpu usage over the test should be - virtually nil */ - - printf("usec used=%d, usec passed=%d, cpu usage=%.2f%%\n", - (int)(secUsed*1e6), - (int)(secPassed*1e6), - usage*100); - - if (usage > 50.0) /* way too high */ - return 1; - - return 0; -} - |