diff options
author | Guy Harris <guy@alum.mit.edu> | 2004-03-30 18:55:47 +0000 |
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committer | Guy Harris <guy@alum.mit.edu> | 2004-03-30 18:55:47 +0000 |
commit | 3db0b315b701490f739300244fc82a280b4392fb (patch) | |
tree | 02635e98c660cf36e2edbbcabef97b643b9d86f5 /tap-sipstat.c | |
parent | 1ca8d227a2971c3ac74cd319bda56ee8180eb1dd (diff) |
From Lars Roland: Tethereal version of SIP statistics tap, and fixes to
the Ethereal version.
svn path=/trunk/; revision=10522
Diffstat (limited to 'tap-sipstat.c')
-rw-r--r-- | tap-sipstat.c | 376 |
1 files changed, 376 insertions, 0 deletions
diff --git a/tap-sipstat.c b/tap-sipstat.c new file mode 100644 index 0000000000..715247d1f7 --- /dev/null +++ b/tap-sipstat.c @@ -0,0 +1,376 @@ +/* tap_sipstat.c + * sip message counter for ethereal + * + * $Id: tap-sipstat.c,v 1.1 2004/03/30 18:55:46 guy Exp $ + * Copied from gtk/sip_stat.c and tap-httpstat.c + * + * Ethereal - Network traffic analyzer + * By Gerald Combs <gerald@ethereal.com> + * Copyright 1998 Gerald Combs + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include <stdio.h> + +#ifdef HAVE_SYS_TYPES_H +# include <sys/types.h> +#endif + +#include <string.h> +#include "epan/packet_info.h" +#include "tap.h" +#include "epan/value_string.h" +#include "register.h" +#include "packet-sip.h" + +/* used to keep track of the statictics for an entire program interface */ +typedef struct _sip_stats_t { + char *filter; + GHashTable *hash_responses; + GHashTable *hash_requests; +} sipstat_t; + +/* used to keep track of the stats for a specific response code + * for example it can be { 3, 404, "Not Found" ,...} + * which means we captured 3 reply sip/1.1 404 Not Found */ +typedef struct _sip_response_code_t { + guint32 packets; /* 3 */ + guint response_code; /* 404 */ + gchar *name; /* Not Found */ + sipstat_t *sp; +} sip_response_code_t; + +/* used to keep track of the stats for a specific request string */ +typedef struct _sip_request_method_t { + gchar *response; /* eg. : INVITE */ + guint32 packets; + sipstat_t *sp; +} sip_request_method_t; + +/* TODO: extra codes to be added from SIP extensions? */ +static const value_string vals_status_code[] = { + { 100, "Trying"}, + { 180, "Ringing"}, + { 181, "Call Is Being Forwarded"}, + { 182, "Queued"}, + { 183, "Session Progress"}, + { 199, "Informational - Others" }, + + { 200, "OK"}, + { 202, "Accepted"}, + { 299, "Success - Others"}, /* used to keep track of other Success packets */ + + { 300, "Multiple Choices"}, + { 301, "Moved Permanently"}, + { 302, "Moved Temporarily"}, + { 305, "Use Proxy"}, + { 380, "Alternative Service"}, + { 399, "Redirection - Others"}, + + { 400, "Bad Request"}, + { 401, "Unauthorized"}, + { 402, "Payment Required"}, + { 403, "Forbidden"}, + { 404, "Not Found"}, + { 405, "Method Not Allowed"}, + { 406, "Not Acceptable"}, + { 407, "Proxy Authentication Required"}, + { 408, "Request Timeout"}, + { 410, "Gone"}, + { 413, "Request Entity Too Large"}, + { 414, "Request-URI Too Long"}, + { 415, "Unsupported Media Type"}, + { 416, "Unsupported URI Scheme"}, + { 420, "Bad Extension"}, + { 421, "Extension Required"}, + { 423, "Interval Too Brief"}, + { 480, "Temporarily Unavailable"}, + { 481, "Call/Transaction Does Not Exist"}, + { 482, "Loop Detected"}, + { 483, "Too Many Hops"}, + { 484, "Address Incomplete"}, + { 485, "Ambiguous"}, + { 486, "Busy Here"}, + { 487, "Request Terminated"}, + { 488, "Not Acceptable Here"}, + { 489, "Bad Event"}, + { 491, "Request Pending"}, + { 493, "Undecipherable"}, + { 499, "Client Error - Others"}, + + { 500, "Server Internal Error"}, + { 501, "Not Implemented"}, + { 502, "Bad Gateway"}, + { 503, "Service Unavailable"}, + { 504, "Server Time-out"}, + { 505, "Version Not Supported"}, + { 513, "Message Too Large"}, + { 599, "Server Error - Others"}, + + { 600, "Busy Everywhere"}, + { 603, "Decline"}, + { 604, "Does Not Exist Anywhere"}, + { 606, "Not Acceptable"}, + { 699, "Global Failure - Others"}, + + { 0, NULL} +}; + +/* Create tables for responses and requests */ +static void +sip_init_hash(sipstat_t *sp) +{ + int i; + + /* Create responses table */ + sp->hash_responses = g_hash_table_new(g_int_hash, g_int_equal); + + /* Add all response codes */ + for (i=0 ; vals_status_code[i].strptr ; i++) + { + gint *key = g_malloc (sizeof(gint)); + sip_response_code_t *sc = g_malloc (sizeof(sip_response_code_t)); + *key = vals_status_code[i].value; + sc->packets=0; + sc->response_code = *key; + sc->name=vals_status_code[i].strptr; + sc->sp = sp; + g_hash_table_insert(sc->sp->hash_responses, key, sc); + } + + /* Create empty requests table */ + sp->hash_requests = g_hash_table_new(g_str_hash, g_str_equal); +} + +static void +sip_draw_hash_requests( gchar *key _U_ , sip_request_method_t *data, gchar * format) +{ + if (data->packets==0) + return; + printf( format, data->response, data->packets); +} + +static void +sip_draw_hash_responses( gint * key _U_ , sip_response_code_t *data, char * format) +{ + if (data==NULL) { + g_warning("C'est quoi ce borderl key=%d\n", *key); + exit(EXIT_FAILURE); + } + if (data->packets==0) + return; + printf(format, data->response_code, data->name, data->packets ); +} + +/* NOT USED at this moment */ +/* +static void +sip_free_hash( gpointer key, gpointer value, gpointer user_data _U_ ) +{ + g_free(key); + g_free(value); +} +*/ + +static void +sip_reset_hash_responses(gchar *key _U_ , sip_response_code_t *data, gpointer ptr _U_ ) +{ + data->packets = 0; +} +static void +sip_reset_hash_requests(gchar *key _U_ , sip_request_method_t *data, gpointer ptr _U_ ) +{ + data->packets = 0; +} + +static void +sipstat_reset(void *psp ) +{ + sipstat_t *sp=psp; + if (sp) { + g_hash_table_foreach( sp->hash_responses, (GHFunc)sip_reset_hash_responses, NULL); + g_hash_table_foreach( sp->hash_requests, (GHFunc)sip_reset_hash_requests, NULL); + } +} + + +/* Main entry point to SIP tap */ +static int +sipstat_packet(void *psp, packet_info *pinfo _U_, epan_dissect_t *edt _U_, void *pri) +{ + sip_info_value_t *value=pri; + sipstat_t *sp = (sipstat_t *)psp; + + /* Looking at both requests and responses */ + if (value->response_code != 0) + { + /* Responses */ + guint *key = g_malloc(sizeof(guint)); + sip_response_code_t *sc; + + /* Look up response code in hash table */ + *key = value->response_code; + sc = g_hash_table_lookup(sp->hash_responses, key); + if (sc==NULL) + { + /* Non-standard status code ; we classify it as others + * in the relevant category + * (Informational,Success,Redirection,Client Error,Server Error,Global Failure) + */ + int i = value->response_code; + if ((i<100) || (i>=700)) + { + /* Forget about crazy values */ + return 0; + } + else if (i<200) + { + *key=199; /* Hopefully, this status code will never be used */ + } + else if (i<300) + { + *key=299; + } + else if (i<400) + { + *key=399; + } + else if (i<500) + { + *key=499; + } + else if (i<600) + { + *key=599; + } + else + { + *key = 699; + } + + /* Now look up this fallback code to get its text description */ + sc = g_hash_table_lookup(sp->hash_responses, key); + if (sc==NULL) + { + return 0; + } + } + sc->packets++; + } + else if (value->request_method) + { + /* Requests */ + sip_request_method_t *sc; + + /* Look up the request method in the table */ + sc = g_hash_table_lookup(sp->hash_requests, value->request_method); + if (sc == NULL) + { + /* First of this type. Create structure and initialise */ + sc=g_malloc(sizeof(sip_request_method_t)); + sc->response = g_strdup(value->request_method); + sc->packets = 1; + sc->sp = sp; + /* Insert it into request table */ + g_hash_table_insert(sp->hash_requests, sc->response, sc); + } + else + { + /* Already existed, just update count for that method */ + sc->packets++; + } + /* g_free(value->request_method); */ + } + else + { + /* No request method set. Just ignore */ + return 0; + } + + return 1; +} + +static void +sipstat_draw(void *psp ) +{ + sipstat_t *sp=psp; + printf("\n"); + printf("===================================================================\n"); + if (sp->filter == NULL) + printf("SIP Statistics\n"); + else + printf("SIP Statistics with filter %s\n", sp->filter); + + printf( "\n* SIP Status Codes in reply packets\n"); + g_hash_table_foreach( sp->hash_responses, (GHFunc)sip_draw_hash_responses, + " SIP %3d %-15s : %5d Packets\n"); + printf("\n* List of SIP Request methods\n"); + g_hash_table_foreach( sp->hash_requests, (GHFunc)sip_draw_hash_requests, + " %-15s : %5d Packets\n"); + printf("===================================================================\n"); +} + +static void +sipstat_init(char *optarg) +{ + sipstat_t *sp; + char *filter=NULL; + GString *error_string; + + if (strncmp (optarg, "sip,stat,", 9) == 0){ + filter=optarg+9; + } else { + filter=NULL; + } + + sp = g_malloc( sizeof(sipstat_t) ); + if(filter){ + sp->filter=g_strdup(filter); + } else { + sp->filter=NULL; + } + /*g_hash_table_foreach( sip_status, (GHFunc)sip_reset_hash_responses, NULL);*/ + + + error_string = register_tap_listener( + "sip", + sp, + filter, + sipstat_reset, + sipstat_packet, + sipstat_draw); + if (error_string){ + /* error, we failed to attach to the tap. clean up */ + g_free(sp->filter); + g_free(sp); + fprintf (stderr, "tethereal: Coulnd't register sip,stat tap: %s\n", + error_string->str); + g_string_free(error_string, TRUE); + exit(1); + } + + sip_init_hash(sp); +} + +void +register_tap_listener_sipstat(void) +{ + register_ethereal_tap("sip,stat", sipstat_init); +} |