Move make-manuf to the tools directory.
[obnox/wireshark/wip.git] / tap-rpcprogs.c
1 /* tap-rpcprogs.c
2  * rpcstat   2002 Ronnie Sahlberg
3  *
4  * $Id$
5  *
6  * Wireshark - Network traffic analyzer
7  * By Gerald Combs <gerald@wireshark.org>
8  * Copyright 1998 Gerald Combs
9  *
10  * This program is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU General Public License
12  * as published by the Free Software Foundation; either version 2
13  * of the License, or (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
23  */
24
25 /* This module provides rpc call/reply SRT statistics to tshark.
26  * It is only used by tshark and not wireshark
27  */
28
29 #ifdef HAVE_CONFIG_H
30 # include "config.h"
31 #endif
32
33 #include <stdio.h>
34
35 #ifdef HAVE_SYS_TYPES_H
36 # include <sys/types.h>
37 #endif
38
39 #include <string.h>
40 #include "epan/packet_info.h"
41 #include <epan/tap.h>
42 #include <epan/stat_cmd_args.h>
43 #include <epan/dissectors/packet-rpc.h>
44
45 /* used to keep track of statistics for a specific program/version */
46 typedef struct _rpc_program_t {
47         struct _rpc_program_t *next;
48         guint32 program;
49         guint32 version;
50         int num;
51         nstime_t min;
52         nstime_t max;
53         nstime_t tot;
54 } rpc_program_t;
55
56 static rpc_program_t *prog_list=NULL;
57 static int already_enabled=0;
58
59 static int
60 rpcprogs_packet(void *dummy1 _U_, packet_info *pinfo, epan_dissect_t *edt _U_, const void *pri)
61 {
62         const rpc_call_info_value *ri=pri;
63         nstime_t delta;
64         rpc_program_t *rp=NULL;
65
66         if(!prog_list){
67                 /* the list was empty */
68                 rp=g_malloc(sizeof(rpc_program_t));
69                 rp->next=NULL;
70                 rp->program=ri->prog;
71                 rp->version=ri->vers;
72                 rp->num=0;
73                 rp->min.secs=0;
74                 rp->min.nsecs=0;
75                 rp->max.secs=0;
76                 rp->max.nsecs=0;
77                 rp->tot.secs=0;
78                 rp->tot.nsecs=0;
79                 prog_list=rp;
80         } else if((ri->prog==prog_list->program)
81                 &&(ri->vers==prog_list->version)){
82                 rp=prog_list;
83         } else if( (ri->prog<prog_list->program)
84                 ||((ri->prog==prog_list->program)&&(ri->vers<prog_list->version))){
85                 /* we should be first entry in list */
86                 rp=g_malloc(sizeof(rpc_program_t));
87                 rp->next=prog_list;
88                 rp->program=ri->prog;
89                 rp->version=ri->vers;
90                 rp->num=0;
91                 rp->min.secs=0;
92                 rp->min.nsecs=0;
93                 rp->max.secs=0;
94                 rp->max.nsecs=0;
95                 rp->tot.secs=0;
96                 rp->tot.nsecs=0;
97                 prog_list=rp;
98         } else {
99                 /* we go somewhere else in the list */
100                 for(rp=prog_list;rp;rp=rp->next){
101                         if((rp->next)
102                         && (rp->next->program==ri->prog)
103                         && (rp->next->version==ri->vers)){
104                                 rp=rp->next;
105                                 break;
106                         }
107                         if((!rp->next)
108                         || (rp->next->program>ri->prog)
109                         || (  (rp->next->program==ri->prog)
110                             &&(rp->next->version>ri->vers))){
111                                 rpc_program_t *trp;
112                                 trp=g_malloc(sizeof(rpc_program_t));
113                                 trp->next=rp->next;
114                                 trp->program=ri->prog;
115                                 trp->version=ri->vers;
116                                 trp->num=0;
117                                 trp->min.secs=0;
118                                 trp->min.nsecs=0;
119                                 trp->max.secs=0;
120                                 trp->max.nsecs=0;
121                                 trp->tot.secs=0;
122                                 trp->tot.nsecs=0;
123                                 rp->next=trp;
124                                 rp=trp;
125                                 break;
126                         }
127                 }
128         }
129
130
131         /* we are only interested in reply packets */
132         if(ri->request || !rp){
133                 return 0;
134         }
135
136         /* calculate time delta between request and reply */
137         nstime_delta(&delta, &pinfo->fd->abs_ts, &ri->req_time);
138
139         if((rp->max.secs==0)
140         && (rp->max.nsecs==0) ){
141                 rp->max.secs=delta.secs;
142                 rp->max.nsecs=delta.nsecs;
143         }
144
145         if((rp->min.secs==0)
146         && (rp->min.nsecs==0) ){
147                 rp->min.secs=delta.secs;
148                 rp->min.nsecs=delta.nsecs;
149         }
150
151         if( (delta.secs<rp->min.secs)
152         ||( (delta.secs==rp->min.secs)
153           &&(delta.nsecs<rp->min.nsecs) ) ){
154                 rp->min.secs=delta.secs;
155                 rp->min.nsecs=delta.nsecs;
156         }
157
158         if( (delta.secs>rp->max.secs)
159         ||( (delta.secs==rp->max.secs)
160           &&(delta.nsecs>rp->max.nsecs) ) ){
161                 rp->max.secs=delta.secs;
162                 rp->max.nsecs=delta.nsecs;
163         }
164
165         rp->tot.secs += delta.secs;
166         rp->tot.nsecs += delta.nsecs;
167         if(rp->tot.nsecs>1000000000){
168                 rp->tot.nsecs-=1000000000;
169                 rp->tot.secs++;
170         }
171         rp->num++;
172
173         return 1;
174 }
175
176
177 static void
178 rpcprogs_draw(void *dummy _U_)
179 {
180         guint64 td;
181         rpc_program_t *rp;
182         char str[64];
183
184         printf("\n");
185         printf("===================================================================\n");
186         printf("ONC-RPC Program Statistics:\n");
187         printf("Program    Version  Calls   Min SRT   Max SRT   Avg SRT\n");
188         for(rp=prog_list;rp;rp=rp->next){
189                 /* scale it to units of 10us.*/
190                 td=rp->tot.secs;
191                 td=td*100000+(int)rp->tot.nsecs/10000;
192                 if(rp->num){
193                         td/=rp->num;
194                 } else {
195                         td=0;
196                 }
197
198                 g_snprintf(str, sizeof(str), "%s(%d)",rpc_prog_name(rp->program),rp->program);
199                 printf("%-15s %2d %6d %3d.%05d %3d.%05d %3" G_GINT64_MODIFIER "u.%05" G_GINT64_MODIFIER "u\n",
200                         str,
201                         rp->version,
202                         rp->num,
203                         (int)rp->min.secs,rp->min.nsecs/10000,
204                         (int)rp->max.secs,rp->max.nsecs/10000,
205                         td/100000, td%100000
206                 );
207         }
208         printf("===================================================================\n");
209 }
210
211
212 static void
213 rpcprogs_init(const char *optarg _U_, void* userdata _U_)
214 {
215         GString *error_string;
216
217         if(already_enabled){
218                 return;
219         }
220         already_enabled=1;
221
222         error_string=register_tap_listener("rpc", NULL, NULL, 0, NULL, rpcprogs_packet, rpcprogs_draw);
223         if(error_string){
224                 fprintf(stderr,"tshark: Couldn't register rpc,programs tap: %s\n",
225                     error_string->str);
226                 g_string_free(error_string, TRUE);
227                 exit(1);
228         }
229 }
230
231
232 void
233 register_tap_listener_rpcprogs(void)
234 {
235         register_stat_cmd_arg("rpc,programs", rpcprogs_init, NULL);
236 }
237
238