Make the frame_data_sequence structure opaque, and move some other
[obnox/wireshark/wip.git] / tap-camelcounter.c
1 /* tap_camelcounter.c
2  * camel message counter for tshark
3  * Copyright 2006 Florent DROUIN
4  *
5  * $Id$
6  *
7  * This part of code is extracted from tap-h225counter.c from Lars Roland
8  *
9  * Wireshark - Network traffic analyzer
10  * By Gerald Combs <gerald@wireshark.org>
11  * Copyright 1998 Gerald Combs
12  *
13  * This program is free software; you can redistribute it and/or
14  * modify it under the terms of the GNU General Public License
15  * as published by the Free Software Foundation; either version 2
16  * of the License, or (at your option) any later version.
17  *
18  * This program is distributed in the hope that it will be useful,
19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21  * GNU General Public License for more details.
22  *
23  * You should have received a copy of the GNU General Public License
24  * along with this program; if not, write to the Free Software
25  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
26  */
27
28 #ifdef HAVE_CONFIG_H
29 # include "config.h"
30 #endif
31
32 #include <stdio.h>
33
34 #ifdef HAVE_SYS_TYPES_H
35 # include <sys/types.h>
36 #endif
37
38 #include <string.h>
39 #include "epan/packet.h"
40 #include "epan/packet_info.h"
41 #include "epan/tap.h"
42 #include "epan/value_string.h"
43 #include "epan/stat_cmd_args.h"
44 #include "epan/asn1.h"
45 #include "epan/camel-persistentdata.h"
46
47 void register_tap_listener_camelcounter(void);
48
49 /* used to keep track of the statistics for an entire program interface */
50 struct camelcounter_t {
51   char *filter;
52   guint32 camel_msg[camel_MAX_NUM_OPR_CODES];
53 };
54
55
56 static void camelcounter_reset(void *phs)
57 {
58   struct camelcounter_t * p_counter= ( struct camelcounter_t *) phs;
59   memset(p_counter,0,sizeof(struct camelcounter_t));
60 }
61
62 static int camelcounter_packet(void *phs,
63                                packet_info *pinfo _U_,
64                                epan_dissect_t *edt _U_,
65                                const void *phi)
66 {
67   struct camelcounter_t * p_counter =(struct camelcounter_t *)phs;
68   const struct camelsrt_info_t * pi=phi;
69   if (pi->opcode != 255)
70     p_counter->camel_msg[pi->opcode]++;
71
72   return 1;
73 }
74
75
76 static void camelcounter_draw(void *phs)
77 {
78   struct camelcounter_t * p_counter= (struct camelcounter_t *)phs;
79   int i;
80   printf("\n");
81   printf("CAMEL Message and Response Status Counter:\n");
82   printf("------------------------------------------\n");
83
84   for(i=0;i<camel_MAX_NUM_OPR_CODES;i++) {
85     /* Message counter */
86     if(p_counter->camel_msg[i]!=0) {
87       printf("%30s ", val_to_str(i,camel_opr_code_strings,"Unknown message "));
88       printf("%6d\n", p_counter->camel_msg[i]);
89     }
90   } /* Message Type */
91   printf("------------------------------------------\n");
92 }
93
94 static void camelcounter_init(const char *optarg, void* userdata _U_)
95 {
96   struct camelcounter_t *p_camelcounter;
97   GString *error_string;
98
99   p_camelcounter = g_malloc(sizeof(struct camelcounter_t));
100   if(!strncmp(optarg,"camel,counter,",13)){
101     p_camelcounter->filter=g_strdup(optarg+13);
102   } else {
103     p_camelcounter->filter=NULL;
104   }
105
106   camelcounter_reset(p_camelcounter);
107
108   error_string=register_tap_listener("CAMEL",
109                                      p_camelcounter,
110                                      p_camelcounter->filter,
111                                      0,
112                                      NULL,
113                                      camelcounter_packet,
114                                      camelcounter_draw);
115
116   if(error_string){
117     /* error, we failed to attach to the tap. clean up */
118     g_free(p_camelcounter->filter);
119     g_free(p_camelcounter);
120
121     fprintf(stderr, "tshark: Couldn't register camel,counter tap: %s\n",
122             error_string->str);
123     g_string_free(error_string, TRUE);
124     exit(1);
125   }
126 }
127
128
129 void  /* Next line mandatory */
130 register_tap_listener_camelcounter(void)
131 {
132   register_stat_cmd_arg("camel,counter", camelcounter_init, NULL);
133 }