1*6f9cba8fSJoseph Mingrone #ifdef HAVE_CONFIG_H
2*6f9cba8fSJoseph Mingrone #include <config.h>
3*6f9cba8fSJoseph Mingrone #endif
4*6f9cba8fSJoseph Mingrone
5*6f9cba8fSJoseph Mingrone #include <stdlib.h>
6*6f9cba8fSJoseph Mingrone #include <string.h>
7*6f9cba8fSJoseph Mingrone #include <sys/types.h>
8*6f9cba8fSJoseph Mingrone #ifdef _WIN32
9*6f9cba8fSJoseph Mingrone #include <winsock2.h>
10*6f9cba8fSJoseph Mingrone #include <ws2tcpip.h>
11*6f9cba8fSJoseph Mingrone #include <windows.h>
12*6f9cba8fSJoseph Mingrone #else
13*6f9cba8fSJoseph Mingrone #include <unistd.h>
14*6f9cba8fSJoseph Mingrone #include <sys/resource.h>
15*6f9cba8fSJoseph Mingrone #endif
16*6f9cba8fSJoseph Mingrone
17*6f9cba8fSJoseph Mingrone #include <pcap.h>
18*6f9cba8fSJoseph Mingrone
19*6f9cba8fSJoseph Mingrone #include "varattrs.h"
20*6f9cba8fSJoseph Mingrone #include "pcap/funcattrs.h"
21*6f9cba8fSJoseph Mingrone #include "portability.h"
22*6f9cba8fSJoseph Mingrone
main(int argc _U_,char ** argv _U_)23*6f9cba8fSJoseph Mingrone int main(int argc _U_, char **argv _U_)
24*6f9cba8fSJoseph Mingrone {
25*6f9cba8fSJoseph Mingrone pcap_if_t *alldevs;
26*6f9cba8fSJoseph Mingrone int exit_status = 0;
27*6f9cba8fSJoseph Mingrone char errbuf[PCAP_ERRBUF_SIZE+1];
28*6f9cba8fSJoseph Mingrone #ifdef _WIN32
29*6f9cba8fSJoseph Mingrone FILETIME start_ktime, start_utime, end_ktime, end_utime;
30*6f9cba8fSJoseph Mingrone FILETIME dummy1, dummy2;
31*6f9cba8fSJoseph Mingrone ULARGE_INTEGER start_kticks, end_kticks, start_uticks, end_uticks;
32*6f9cba8fSJoseph Mingrone ULONGLONG ktime, utime, tottime;
33*6f9cba8fSJoseph Mingrone #else
34*6f9cba8fSJoseph Mingrone struct rusage start_rusage, end_rusage;
35*6f9cba8fSJoseph Mingrone struct timeval ktime, utime, tottime;
36*6f9cba8fSJoseph Mingrone #endif
37*6f9cba8fSJoseph Mingrone
38*6f9cba8fSJoseph Mingrone #ifdef _WIN32
39*6f9cba8fSJoseph Mingrone if (!GetProcessTimes(GetCurrentProcess(), &dummy1, &dummy2,
40*6f9cba8fSJoseph Mingrone &start_ktime, &start_utime))
41*6f9cba8fSJoseph Mingrone {
42*6f9cba8fSJoseph Mingrone fprintf(stderr, "GetProcessTimes() fails at start\n");
43*6f9cba8fSJoseph Mingrone exit(1);
44*6f9cba8fSJoseph Mingrone }
45*6f9cba8fSJoseph Mingrone start_kticks.LowPart = start_ktime.dwLowDateTime;
46*6f9cba8fSJoseph Mingrone start_kticks.HighPart = start_ktime.dwHighDateTime;
47*6f9cba8fSJoseph Mingrone start_uticks.LowPart = start_utime.dwLowDateTime;
48*6f9cba8fSJoseph Mingrone start_uticks.HighPart = start_utime.dwHighDateTime;
49*6f9cba8fSJoseph Mingrone #else
50*6f9cba8fSJoseph Mingrone if (getrusage(RUSAGE_SELF, &start_rusage) == -1) {
51*6f9cba8fSJoseph Mingrone fprintf(stderr, "getrusage() fails at start\n");
52*6f9cba8fSJoseph Mingrone exit(1);
53*6f9cba8fSJoseph Mingrone }
54*6f9cba8fSJoseph Mingrone #endif
55*6f9cba8fSJoseph Mingrone for (int i = 0; i < 500; i++)
56*6f9cba8fSJoseph Mingrone {
57*6f9cba8fSJoseph Mingrone if (pcap_findalldevs(&alldevs, errbuf) == -1)
58*6f9cba8fSJoseph Mingrone {
59*6f9cba8fSJoseph Mingrone fprintf(stderr,"Error in pcap_findalldevs: %s\n",errbuf);
60*6f9cba8fSJoseph Mingrone exit(1);
61*6f9cba8fSJoseph Mingrone }
62*6f9cba8fSJoseph Mingrone pcap_freealldevs(alldevs);
63*6f9cba8fSJoseph Mingrone }
64*6f9cba8fSJoseph Mingrone
65*6f9cba8fSJoseph Mingrone #ifdef _WIN32
66*6f9cba8fSJoseph Mingrone if (!GetProcessTimes(GetCurrentProcess(), &dummy1, &dummy2,
67*6f9cba8fSJoseph Mingrone &end_ktime, &end_utime))
68*6f9cba8fSJoseph Mingrone {
69*6f9cba8fSJoseph Mingrone fprintf(stderr, "GetProcessTimes() fails at end\n");
70*6f9cba8fSJoseph Mingrone exit(1);
71*6f9cba8fSJoseph Mingrone }
72*6f9cba8fSJoseph Mingrone end_kticks.LowPart = end_ktime.dwLowDateTime;
73*6f9cba8fSJoseph Mingrone end_kticks.HighPart = end_ktime.dwHighDateTime;
74*6f9cba8fSJoseph Mingrone end_uticks.LowPart = end_utime.dwLowDateTime;
75*6f9cba8fSJoseph Mingrone end_uticks.HighPart = end_utime.dwHighDateTime;
76*6f9cba8fSJoseph Mingrone ktime = end_kticks.QuadPart - start_kticks.QuadPart;
77*6f9cba8fSJoseph Mingrone utime = end_uticks.QuadPart - start_uticks.QuadPart;
78*6f9cba8fSJoseph Mingrone tottime = ktime + utime;
79*6f9cba8fSJoseph Mingrone printf("Total CPU secs: kernel %g, user %g, total %g\n",
80*6f9cba8fSJoseph Mingrone ((double)ktime) / 10000000.0,
81*6f9cba8fSJoseph Mingrone ((double)utime) / 10000000.0,
82*6f9cba8fSJoseph Mingrone ((double)tottime) / 10000000.0);
83*6f9cba8fSJoseph Mingrone #else
84*6f9cba8fSJoseph Mingrone if (getrusage(RUSAGE_SELF, &end_rusage) == -1) {
85*6f9cba8fSJoseph Mingrone fprintf(stderr, "getrusage() fails at end\n");
86*6f9cba8fSJoseph Mingrone exit(1);
87*6f9cba8fSJoseph Mingrone }
88*6f9cba8fSJoseph Mingrone timersub(&end_rusage.ru_stime, &start_rusage.ru_stime, &ktime);
89*6f9cba8fSJoseph Mingrone timersub(&end_rusage.ru_utime, &start_rusage.ru_utime, &utime);
90*6f9cba8fSJoseph Mingrone timeradd(&ktime, &utime, &tottime);
91*6f9cba8fSJoseph Mingrone printf("Total CPU secs: kernel %g, user %g, total %g\n",
92*6f9cba8fSJoseph Mingrone (double)ktime.tv_sec + ((double)ktime.tv_usec / 1000000.0),
93*6f9cba8fSJoseph Mingrone (double)utime.tv_sec + ((double)utime.tv_usec / 1000000.0),
94*6f9cba8fSJoseph Mingrone (double)tottime.tv_sec + ((double)tottime.tv_usec / 1000000.0));
95*6f9cba8fSJoseph Mingrone #endif
96*6f9cba8fSJoseph Mingrone exit(exit_status);
97*6f9cba8fSJoseph Mingrone }
98