#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <stdarg.h>
#include <errno.h>
#ifdef HAVE_UNISTD_H
#include <glib.h>
#include <epan/packet.h>
+#include <epan/filesystem.h>
+#include <epan/plugins.h>
+#include <epan/report_err.h>
#include "wtap.h"
+#include <epan/privileges.h>
#ifdef NEED_GETOPT_H
#include "getopt.h"
#endif
static gboolean cap_file_type = FALSE; /* Do not report capture type */
+static gboolean cap_file_encap = FALSE; /* Do not report encapsulation */
static gboolean cap_packet_count = FALSE; /* Do not produce packet count */
static gboolean cap_file_size = FALSE; /* Do not report file size */
static gboolean cap_data_size = FALSE; /* Do not report packet byte size */
static gboolean cap_data_rate_byte = FALSE;
static gboolean cap_data_rate_bit = FALSE;
static gboolean cap_packet_size = FALSE;
+static gboolean cap_packet_rate = FALSE;
typedef struct _capture_info {
const char *filename;
guint16 file_type;
+ int file_encap;
gint64 filesize;
guint64 packet_bytes;
double start_time;
guint32 snaplen;
gboolean drops_known;
guint32 drop_count;
-
+
double duration;
double packet_rate;
double packet_size;
static void
print_stats(capture_info *cf_info)
{
- const gchar *file_type_string;
+ const gchar *file_type_string, *file_encap_string;
time_t start_time_t;
time_t stop_time_t;
/* Build printable strings for various stats */
file_type_string = wtap_file_type_string(cf_info->file_type);
+ file_encap_string = wtap_encap_string(cf_info->file_encap);
start_time_t = (time_t)cf_info->start_time;
stop_time_t = (time_t)cf_info->stop_time;
if (cap_file_type) printf("File type: %s\n", file_type_string);
+ if (cap_file_encap) printf("File encapsulation: %s\n", file_encap_string);
if (cap_packet_count) printf("Number of packets: %u \n", cf_info->packet_count);
- if (cap_file_size) printf("File size: %" PRId64 " bytes\n", cf_info->filesize);
- if (cap_data_size) printf("Data size: %" PRIu64 " bytes\n", cf_info->packet_bytes);
+ if (cap_file_size) printf("File size: %" G_GINT64_MODIFIER "d bytes\n", cf_info->filesize);
+ if (cap_data_size) printf("Data size: %" G_GINT64_MODIFIER "u bytes\n", cf_info->packet_bytes);
if (cap_duration) printf("Capture duration: %f seconds\n", cf_info->duration);
- if (cap_start_time) printf("Start time: %s", ctime (&start_time_t));
- if (cap_end_time) printf("End time: %s", ctime (&stop_time_t));
+ if (cap_start_time) printf("Start time: %s", (cf_info->packet_count>0) ? ctime (&start_time_t) : "n/a\n");
+ if (cap_end_time) printf("End time: %s", (cf_info->packet_count>0) ? ctime (&stop_time_t) : "n/a\n");
if (cap_data_rate_byte) printf("Data rate: %.2f bytes/s\n", cf_info->data_rate);
if (cap_data_rate_bit) printf("Data rate: %.2f bits/s\n", cf_info->data_rate*8);
if (cap_packet_size) printf("Average packet size: %.2f bytes\n", cf_info->packet_size);
+ if (cap_packet_rate) printf("Average packet rate: %.2f packets/s\n", cf_info->packet_rate);
}
-static int
+static int
process_cap_file(wtap *wth, const char *filename)
{
int err;
gchar *err_info;
gint64 size;
- long data_offset;
-
+ gint64 data_offset;
+
guint32 packet = 0;
gint64 bytes = 0;
const struct wtap_pkthdr *phdr;
double start_time = 0;
double stop_time = 0;
double cur_time = 0;
-
+
/* Tally up data that we need to parse through the file to find */
while (wtap_read(wth, &err, &err_info, &data_offset)) {
phdr = wtap_phdr(wth);
bytes+=phdr->len;
packet++;
}
-
+
if (err != 0) {
fprintf(stderr,
"capinfos: An error occurred after reading %u packets from \"%s\": %s.\n",
filename, strerror(err));
return 1;
}
-
+
cf_info.filesize = size;
-
+
/* File Type */
cf_info.file_type = wtap_file_type(wth);
-
+
+ /* File Encapsulation */
+ cf_info.file_encap = wtap_file_encap(wth);
+
/* # of packets */
cf_info.packet_count = packet;
-
+
/* File Times */
cf_info.start_time = start_time;
cf_info.stop_time = stop_time;
/* Number of packet bytes */
cf_info.packet_bytes = bytes;
-
- /* Data rate per second */
- cf_info.data_rate = (double)bytes / (stop_time-start_time);
-
- /* Avg packet size */
- cf_info.packet_size = (double)bytes/packet;
-
+
+ if (packet > 0) {
+ cf_info.data_rate = (double)bytes / (stop_time-start_time); /* Data rate per second */
+ cf_info.packet_rate = (double)packet / (stop_time-start_time); /* packet rate per second */
+ cf_info.packet_size = (double)bytes / packet; /* Avg packet size */
+ }
+ else {
+ cf_info.data_rate = 0.0;
+ cf_info.packet_rate = 0.0;
+ cf_info.packet_size = 0.0;
+ }
+
printf("File name: %s\n", filename);
print_stats(&cf_info);
return 0;
}
-static void usage(gboolean is_error)
+static void
+usage(gboolean is_error)
{
FILE *output;
-
+
if (!is_error) {
output = stdout;
/* XXX - add capinfos header info here */
#endif
"\n", VERSION);
fprintf(output, "Prints information about capture files.\n");
- fprintf(output, "See http://www.ethereal.com for more information.\n");
+ fprintf(output, "See http://www.wireshark.org for more information.\n");
fprintf(output, "\n");
fprintf(output, "Usage: capinfos [options] <infile> ...\n");
fprintf(output, "\n");
fprintf(output, "General:\n");
fprintf(output, " -t display the capture file type\n");
+ fprintf(output, " -E display the capture file encapsulation\n");
fprintf(output, "\n");
fprintf(output, "Size:\n");
fprintf(output, " -c display the number of packets\n");
fprintf(output, " -y display average data rate (in bytes/s)\n");
fprintf(output, " -i display average data rate (in bits/s)\n");
fprintf(output, " -z display average packet size (in bytes)\n");
- fprintf(stderr, "\n");
- fprintf(stderr, "Miscellaneous:\n");
- fprintf(stderr, " -h display this help and exit\n");
+ fprintf(output, " -x display average packet rate (in packets/s)\n");
+ fprintf(output, "\n");
+ fprintf(output, "Miscellaneous:\n");
+ fprintf(output, " -h display this help and exit\n");
fprintf(output, "\n");
fprintf(output, "If no options are given, default is to display all infos\n");
}
-int main(int argc, char *argv[])
+/*
+ * Don't report failures to load plugins because most (non-wiretap) plugins
+ * *should* fail to load (because we're not linked against libwireshark and
+ * dissector plugins need libwireshark).
+ */
+static void
+failure_message(const char *msg_format _U_, va_list ap _U_)
+{
+ return;
+}
+
+
+int
+main(int argc, char *argv[])
{
wtap *wth;
int err;
extern int optind;
int opt;
int status = 0;
+#ifdef HAVE_PLUGINS
+ char* init_progfile_dir_error;
+#endif
+
+ /*
+ * Get credential information for later use.
+ */
+ get_credential_info();
+
+#ifdef HAVE_PLUGINS
+ /* Register wiretap plugins */
+
+ if ((init_progfile_dir_error = init_progfile_dir(argv[0]))) {
+ g_warning("capinfos: init_progfile_dir(): %s", init_progfile_dir_error);
+ g_free(init_progfile_dir_error);
+ } else {
+ init_report_err(failure_message,NULL,NULL);
+ init_plugins();
+ }
+#endif
- /* Process the options first */
+ /* Process the options */
- while ((opt = getopt(argc, argv, "tcsduaeyizvh")) !=-1) {
+ while ((opt = getopt(argc, argv, "tEcsduaeyizvhx")) !=-1) {
switch (opt) {
cap_file_type = TRUE;
break;
+ case 'E':
+ cap_file_encap = TRUE;
+ break;
+
case 'c':
cap_packet_count = TRUE;
break;
cap_packet_size = TRUE;
break;
+ case 'x':
+ cap_packet_rate = TRUE;
+ break;
+
case 'h':
usage(FALSE);
exit(1);
if (optind < 2) {
/* If no arguments were given, by default display all statistics */
- cap_file_type = TRUE;
- cap_packet_count = TRUE;
- cap_file_size = TRUE;
- cap_data_size = TRUE;
- cap_duration = TRUE;
+ cap_file_type = TRUE;
+ cap_file_encap = TRUE;
+ cap_packet_count = TRUE;
+ cap_file_size = TRUE;
+ cap_data_size = TRUE;
+ cap_duration = TRUE;
cap_start_time = TRUE;
cap_end_time = TRUE;
cap_data_rate_byte = TRUE;
cap_data_rate_bit = TRUE;
cap_packet_size = TRUE;
+ cap_packet_rate = TRUE;
}
-
+
if ((argc - optind) < 1) {
usage(TRUE);
exit(1);
}
for (opt = optind; opt < argc; opt++) {
-
+
wth = wtap_open_offline(argv[opt], &err, &err_info, FALSE);
if (!wth) {
if (opt > optind)
printf("\n");
status = process_cap_file(wth, argv[opt]);
-
+
wtap_close(wth);
if (status)
exit(status);