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-rw-r--r--plugins/mate/mate_runtime.c936
1 files changed, 0 insertions, 936 deletions
diff --git a/plugins/mate/mate_runtime.c b/plugins/mate/mate_runtime.c
deleted file mode 100644
index 82c7af26ea..0000000000
--- a/plugins/mate/mate_runtime.c
+++ /dev/null
@@ -1,936 +0,0 @@
-/* mate_runtime.c
-* MATE -- Meta Analysis Tracing Engine
-*
-* Copyright 2004, Luis E. Garcia Ontanon <luis@ontanon.org>
-*
-* Wireshark - Network traffic analyzer
-* By Gerald Combs <gerald@wireshark.org>
-* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-*/
-
-#include "mate.h"
-
-typedef struct _mate_range mate_range;
-
-struct _mate_range {
- guint start;
- guint end;
-};
-
-
-typedef struct _tmp_pdu_data {
- GPtrArray* ranges;
- proto_tree* tree;
- mate_pdu* pdu;
-} tmp_pdu_data;
-
-
-typedef struct _gogkey {
- gchar* key;
- mate_cfg_gop* cfg;
-} gogkey;
-
-
-static mate_runtime_data* rd = NULL;
-
-static int zero = 5;
-
-static int* dbg = &zero;
-static int* dbg_pdu = &zero;
-static int* dbg_gop = &zero;
-static int* dbg_gog = &zero;
-static FILE* dbg_facility = NULL;
-
-static gboolean destroy_mate_pdus(gpointer k _U_, gpointer v, gpointer p _U_) {
- mate_pdu* pdu = (mate_pdu*) v;
- if (pdu->avpl) delete_avpl(pdu->avpl,TRUE);
- g_slice_free(mate_max_size, (mate_max_size *)pdu);
- return TRUE;
-}
-
-static gboolean destroy_mate_gops(gpointer k _U_, gpointer v, gpointer p _U_) {
- mate_gop* gop = (mate_gop*) v;
-
- if (gop->avpl) delete_avpl(gop->avpl,TRUE);
-
- if (gop->gop_key) {
- if (g_hash_table_lookup(gop->cfg->gop_index,gop->gop_key) == gop) {
- g_hash_table_remove(gop->cfg->gop_index,gop->gop_key);
- }
-
- g_free(gop->gop_key);
- }
-
- g_slice_free(mate_max_size,(mate_max_size*)gop);
-
- return TRUE;
-}
-
-
-static void gog_remove_keys (mate_gog* gog);
-
-static gboolean destroy_mate_gogs(gpointer k _U_, gpointer v, gpointer p _U_) {
- mate_gog* gog = (mate_gog*) v;
-
- if (gog->avpl) delete_avpl(gog->avpl,TRUE);
-
- if (gog->gog_keys) {
- gog_remove_keys(gog);
- g_ptr_array_free(gog->gog_keys,FALSE);
- }
-
- g_slice_free(mate_max_size,(mate_max_size*)gog);
-
- return TRUE;
-}
-
-static gboolean return_true(gpointer k _U_, gpointer v _U_, gpointer p _U_) {
- return TRUE;
-}
-
-static void destroy_pdus_in_cfg(gpointer k _U_, gpointer v, gpointer p _U_) {
- mate_cfg_pdu* c = (mate_cfg_pdu *)v;
- g_hash_table_foreach_remove(c->items,destroy_mate_pdus,NULL);
- c->last_id = 0;
-}
-
-
-static void destroy_gops_in_cfg(gpointer k _U_, gpointer v, gpointer p _U_) {
- mate_cfg_gop* c = (mate_cfg_gop *)v;
-
- g_hash_table_foreach_remove(c->gop_index,return_true,NULL);
- g_hash_table_destroy(c->gop_index);
- c->gop_index = g_hash_table_new(g_str_hash,g_str_equal);
-
- g_hash_table_foreach_remove(c->gog_index,return_true,NULL);
- g_hash_table_destroy(c->gog_index);
- c->gog_index = g_hash_table_new(g_str_hash,g_str_equal);
-
- g_hash_table_foreach_remove(c->items,destroy_mate_gops,NULL);
- c->last_id = 0;
-}
-
-static void destroy_gogs_in_cfg(gpointer k _U_, gpointer v, gpointer p _U_) {
- mate_cfg_gog* c = (mate_cfg_gog *)v;
- g_hash_table_foreach_remove(c->items,destroy_mate_gogs,NULL);
- c->last_id = 0;
-}
-
-void initialize_mate_runtime(mate_config* mc) {
-
- dbg_print (dbg,5,dbg_facility,"initialize_mate: entering");
-
- if (mc) {
- if (rd == NULL ) {
- rd = (mate_runtime_data *)g_malloc(sizeof(mate_runtime_data));
- } else {
- g_hash_table_foreach(mc->pducfgs,destroy_pdus_in_cfg,NULL);
- g_hash_table_foreach(mc->gopcfgs,destroy_gops_in_cfg,NULL);
- g_hash_table_foreach(mc->gogcfgs,destroy_gogs_in_cfg,NULL);
-
- g_hash_table_destroy(rd->frames);
- }
-
- rd->current_items = 0;
- rd->now = -1.0f;
- rd->highest_analyzed_frame = 0;
- rd->frames = g_hash_table_new(g_direct_hash,g_direct_equal);
-
-
- /*mc->dbg_gop_lvl = 5;
- mc->dbg_gog_lvl = 5;
- */
- dbg_pdu = &(mc->dbg_pdu_lvl);
- dbg_gop = &(mc->dbg_gop_lvl);
- dbg_gog = &(mc->dbg_gog_lvl);
- dbg = &(mc->dbg_lvl);
- dbg_facility = mc->dbg_facility;
-
- dbg_print(dbg, 1, dbg_facility, "starting mate");
-
- } else {
- rd = NULL;
- }
-}
-
-
-static mate_gop* new_gop(mate_cfg_gop* cfg, mate_pdu* pdu, gchar* key) {
- mate_gop* gop = (mate_gop*)g_slice_new(mate_max_size);
-
- gop->id = ++(cfg->last_id);
- gop->cfg = cfg;
-
- dbg_print(dbg_gop, 1, dbg_facility, "new_gop: %s: ``%s:%d''", key, gop->cfg->name, gop->id);
-
- gop->gop_key = key;
- gop->avpl = new_avpl(cfg->name);
- gop->last_n = 0;
-
- gop->gog = NULL;
- gop->next = NULL;
-
- gop->expiration = cfg->expiration > 0.0 ? cfg->expiration + rd->now : (float) -1.0 ;
- gop->idle_expiration = cfg->idle_timeout > 0.0 ? cfg->idle_timeout + rd->now : (float) -1.0 ;
- gop->time_to_die = cfg->lifetime > 0.0 ? cfg->lifetime + rd->now : (float) -1.0 ;
- gop->time_to_timeout = 0.0f;
-
- gop->last_time = gop->start_time = rd->now;
- gop->release_time = 0.0f;
-
- gop->num_of_pdus = 0;
- gop->num_of_after_release_pdus = 0;
-
- gop->pdus = pdu;
- gop->last_pdu = pdu;
-
- gop->released = FALSE;
-
- pdu->gop = gop;
- pdu->next = NULL;
- pdu->is_start = TRUE;
- pdu->time_in_gop = 0.0f;
-
- g_hash_table_insert(cfg->gop_index,gop->gop_key,gop);
- return gop;
-}
-
-static void adopt_gop(mate_gog* gog, mate_gop* gop) {
- dbg_print (dbg_gog,5,dbg_facility,"adopt_gop: gog=%p gop=%p",(void*)gog,(void*)gop);
-
- gop->gog = gog;
- gop->next = NULL;
-
- if (gop->cfg->start) {
- gog->num_of_counting_gops++;
- }
-
- gog->num_of_gops++;
-
- if (gog->last_gop) {
- gog->last_gop->next = gop;
- }
-
- gog->last_gop = gop;
-
- if (! gog->gops ) {
- gog->gops = gop;
- }
-
-}
-
-static mate_gog* new_gog(mate_cfg_gog* cfg, mate_gop* gop) {
- mate_gog* gog = (mate_gog*)g_slice_new(mate_max_size);
- gog->id = ++(cfg->last_id);
- gog->cfg = cfg;
-
- dbg_print (dbg_gog,1,dbg_facility,"new_gog: %s:%u for %s:%u",gog->cfg->name,gog->id,gop->cfg->name,gop->id);
-
- gog->avpl = new_avpl(cfg->name);
- gog->last_n = 0;
-
- gog->expiration = 0.0f;
- gog->idle_expiration = 0.0f;
-
- gog->start_time = rd->now;
- gog->release_time = 0.0f;
- gog->last_time = 0.0f;
-
- gog->gops = NULL;
- gog->last_gop = NULL;
-
- gog->num_of_gops = 0;
- gog->num_of_counting_gops = 0;
- gog->num_of_released_gops = 0;
-
- gog->gog_keys = g_ptr_array_new();
-
- adopt_gop(gog,gop);
-
- return gog;
-}
-
-static void apply_transforms(GPtrArray* transforms, AVPL* avpl) {
- AVPL_Transf* transform = NULL;
- guint i;
-
- for (i = 0; i < transforms->len; i++) {
- transform = (AVPL_Transf *)g_ptr_array_index(transforms,i);
- avpl_transform(avpl, transform);
- }
-}
-
-
-/* applies the extras for which type to what avpl */
-static void apply_extras(AVPL* from, AVPL* to, AVPL* extras) {
- AVPL* our_extras = new_avpl_loose_match("",from, extras, FALSE) ;
-
- if (our_extras) {
- merge_avpl(to,our_extras,TRUE);
- delete_avpl(our_extras,FALSE);
- }
-}
-
-static void gog_remove_keys (mate_gog* gog) {
- gogkey* gog_key;
-
- while (gog->gog_keys->len) {
- gog_key = (gogkey *)g_ptr_array_remove_index_fast(gog->gog_keys,0);
-
- if (g_hash_table_lookup(gog_key->cfg->gog_index,gog_key->key) == gog) {
- g_hash_table_remove(gog_key->cfg->gog_index,gog_key->key);
- }
-
- g_free(gog_key->key);
- g_free(gog_key);
- }
-
-}
-
-static void reanalyze_gop(mate_config* mc, mate_gop* gop) {
- LoAL* gog_keys = NULL;
- AVPL* curr_gogkey = NULL;
- mate_cfg_gop* gop_cfg = NULL;
- void* cookie = NULL;
- AVPL* gogkey_match = NULL;
- mate_gog* gog = gop->gog;
- gogkey* gog_key;
-
- if ( ! gog ) return;
-
- gog->last_time = rd->now;
-
- dbg_print (dbg_gog,1,dbg_facility,"reanalyze_gop: %s:%d",gop->cfg->name,gop->id);
-
- apply_extras(gop->avpl,gog->avpl,gog->cfg->extra);
-
- /* XXX: Instead of using the length of the avpl to check if an avpl has changed,
- which is not accurate at all, we should have apply_extras,
- apply_transformations and other functions that can modify the avpl
- to flag the avpl if it has changed, then we'll check for the flag
- and clear it after analysis */
-
- if (gog->last_n != gog->avpl->len) {
-
- dbg_print (dbg_gog,2,dbg_facility,"reanalyze_gop: gog has new attributes let's look for new keys");
-
- gog_keys = gog->cfg->keys;
-
- while (( curr_gogkey = get_next_avpl(gog_keys,&cookie) )) {
- gop_cfg = (mate_cfg_gop *)g_hash_table_lookup(mc->gopcfgs,curr_gogkey->name);
-
- if (( gogkey_match = new_avpl_pairs_match(gop_cfg->name, gog->avpl, curr_gogkey, TRUE, FALSE) )) {
-
- gog_key = (gogkey *)g_malloc(sizeof(gogkey));
-
- gog_key->key = avpl_to_str(gogkey_match);
- delete_avpl(gogkey_match,FALSE);
-
- gog_key->cfg = gop_cfg;
-
- if (g_hash_table_lookup(gop_cfg->gog_index,gog_key->key)) {
- g_free(gog_key->key);
- g_free(gog_key);
- gog_key = NULL;
- }
-
- if (! gog_key ) {
- /* XXX: since these gogs actually share key info
- we should try to merge (non released) gogs
- that happen to have equal keys */
- } else {
- dbg_print (dbg_gog,1,dbg_facility,"analyze_gop: new key for gog=%s:%d : %s",gog->cfg->name,gog->id,gog_key->key);
- g_ptr_array_add(gog->gog_keys,gog_key);
- g_hash_table_insert(gog_key->cfg->gog_index,gog_key->key,gog);
- }
-
- }
- }
-
- gog->last_n = gog->avpl->len;
- }
-
- if (gog->num_of_released_gops == gog->num_of_counting_gops) {
- gog->released = TRUE;
- gog->expiration = gog->cfg->expiration + rd->now;
- } else {
- gog->released = FALSE;
- }
-}
-
-static void analyze_gop(mate_config* mc, mate_gop* gop) {
- mate_cfg_gog* cfg = NULL;
- LoAL* gog_keys = NULL;
- AVPL* curr_gogkey = NULL;
- void* cookie = NULL;
- AVPL* gogkey_match = NULL;
- mate_gog* gog = NULL;
- gchar* key = NULL;
-
- if ( ! gop->gog ) {
- /* no gog, let's either find one or create it if due */
- dbg_print (dbg_gog,1,dbg_facility,"analyze_gop: no gog");
-
- gog_keys = (LoAL *)g_hash_table_lookup(mc->gogs_by_gopname,gop->cfg->name);
-
- if ( ! gog_keys ) {
- dbg_print (dbg_gog,1,dbg_facility,"analyze_gop: no gog_keys for this gop");
- return;
- }
-
- /* We have gog_keys! look for matching gogkeys */
-
- dbg_print (dbg_gog,1,dbg_facility,"analyze_gop: got gog_keys: %s",gog_keys->name) ;
-
- while (( curr_gogkey = get_next_avpl(gog_keys,&cookie) )) {
- if (( gogkey_match = new_avpl_pairs_match(gop->cfg->name, gop->avpl, curr_gogkey, TRUE, TRUE) )) {
-
- key = avpl_to_str(gogkey_match);
-
- dbg_print (dbg_gog,1,dbg_facility,"analyze_gop: got gogkey_match: %s",key);
-
- if (( gog = (mate_gog *)g_hash_table_lookup(gop->cfg->gog_index,key) )) {
- dbg_print (dbg_gog,1,dbg_facility,"analyze_gop: got already a matching gog");
-
- if (gog->num_of_counting_gops == gog->num_of_released_gops && gog->expiration < rd->now) {
- dbg_print (dbg_gog,1,dbg_facility,"analyze_gop: this is a new gog, not the old one, let's create it");
-
- gog_remove_keys(gog);
-
- new_gog(gog->cfg,gop);
-
- break;
- } else {
- dbg_print (dbg_gog,1,dbg_facility,"analyze_gop: this is our gog");
-
- if (! gop->gog ) adopt_gop(gog,gop);
-
- break;
- }
- } else {
- dbg_print (dbg_gog,1,dbg_facility,"analyze_gop: no such gog in hash, let's create a new %s",curr_gogkey->name);
-
- cfg = (mate_cfg_gog *)g_hash_table_lookup(mc->gogcfgs,curr_gogkey->name);
-
- if (cfg) {
- gog = new_gog(cfg,gop);
- gog->num_of_gops = 1;
-
- if (gop->cfg->start) {
- gog->num_of_counting_gops = 1;
- }
-
- } else {
- dbg_print (dbg_gog,0,dbg_facility,"analyze_gop: no such gog_cfg: %s",curr_gogkey->name);
- }
-
- break;
- }
-
- /** Can't get here because of "breaks" above */
- g_assert_not_reached();
- }
-
- dbg_print (dbg_gog,1,dbg_facility,"analyze_gop: no gogkey_match: %s",key);
- } /* while */
-
- g_free(key);
- key = NULL;
-
- if (gogkey_match) delete_avpl(gogkey_match,TRUE);
-
- reanalyze_gop(mc, gop);
- }
-}
-
-
-
-static void analyze_pdu(mate_config* mc, mate_pdu* pdu) {
- /* TODO:
- return a g_boolean to tell we've destroyed the pdu when the pdu is unnassigned
- destroy the unassigned pdu
- */
- mate_cfg_gop* cfg = NULL;
- mate_gop* gop = NULL;
- gchar* gop_key;
- gchar* orig_gop_key = NULL;
- AVPL* candidate_start = NULL;
- AVPL* candidate_stop = NULL;
- AVPL* is_start = NULL;
- AVPL* is_stop = NULL;
- AVPL* gopkey_match = NULL;
- LoAL* gog_keys = NULL;
- AVPL* curr_gogkey = NULL;
- void* cookie = NULL;
- AVPL* gogkey_match = NULL;
- gchar* gogkey_str = NULL;
-
- dbg_print (dbg_gop,1,dbg_facility,"analyze_pdu: %s",pdu->cfg->name);
-
- if (! (cfg = (mate_cfg_gop *)g_hash_table_lookup(mc->gops_by_pduname,pdu->cfg->name)) )
- return;
-
- if ((gopkey_match = new_avpl_pairs_match("gop_key_match", pdu->avpl, cfg->key, TRUE, TRUE))) {
- gop_key = avpl_to_str(gopkey_match);
-
- g_hash_table_lookup_extended(cfg->gop_index,(gconstpointer)gop_key,(gpointer *)&orig_gop_key,(gpointer *)&gop);
-
- if ( gop ) {
- g_free(gop_key);
-
- /* is the gop dead ? */
- if ( ! gop->released &&
- ( ( gop->cfg->lifetime > 0.0 && gop->time_to_die >= rd->now) ||
- ( gop->cfg->idle_timeout > 0.0 && gop->time_to_timeout >= rd->now) ) ) {
- dbg_print (dbg_gop,4,dbg_facility,"analyze_pdu: expiring released gop");
- gop->released = TRUE;
-
- if (gop->gog && gop->cfg->start) gop->gog->num_of_released_gops++;
- }
-
- /* TODO: is the gop expired? */
-
- gop_key = orig_gop_key;
-
- dbg_print (dbg_gop,2,dbg_facility,"analyze_pdu: got gop: %s",gop_key);
-
- if (( candidate_start = cfg->start )) {
-
- dbg_print (dbg_gop,2,dbg_facility,"analyze_pdu: got candidate start");
-
- if (( is_start = new_avpl_pairs_match("", pdu->avpl, candidate_start, TRUE, FALSE) )) {
- delete_avpl(is_start,FALSE);
- if ( gop->released ) {
- dbg_print (dbg_gop,3,dbg_facility,"analyze_pdu: start on released gop, let's create a new gop");
-
- g_hash_table_remove(cfg->gop_index,gop_key);
- gop->gop_key = NULL;
- gop = new_gop(cfg,pdu,gop_key);
- g_hash_table_insert(cfg->gop_index,gop_key,gop);
- } else {
- dbg_print (dbg_gop,1,dbg_facility,"analyze_pdu: duplicate start on gop");
- }
- }
- }
-
- pdu->gop = gop;
-
- if (gop->last_pdu) gop->last_pdu->next = pdu;
- gop->last_pdu = pdu;
- pdu->next = NULL;
- pdu->time_in_gop = rd->now - gop->start_time;
-
- if (gop->released) pdu->after_release = TRUE;
-
- } else {
-
- dbg_print (dbg_gop,1,dbg_facility,"analyze_pdu: no gop already");
-
- if ( ! cfg->start ) {
- /* there is no GopStart, we'll check for matching GogKeys
- if we have one we'll create the Gop */
-
- apply_extras(pdu->avpl,gopkey_match,cfg->extra);
-
- gog_keys = (LoAL *)g_hash_table_lookup(mc->gogs_by_gopname,cfg->name);
-
- if (gog_keys) {
-
- while (( curr_gogkey = get_next_avpl(gog_keys,&cookie) )) {
- if (( gogkey_match = new_avpl_pairs_match(cfg->name, gopkey_match, curr_gogkey, TRUE, FALSE) )) {
- gogkey_str = avpl_to_str(gogkey_match);
-
- if (g_hash_table_lookup(cfg->gog_index,gogkey_str)) {
- gop = new_gop(cfg,pdu,gop_key);
- g_hash_table_insert(cfg->gop_index,gop_key,gop);
- delete_avpl(gogkey_match,FALSE);
- g_free(gogkey_str);
- break;
- } else {
- delete_avpl(gogkey_match,FALSE);
- g_free(gogkey_str);
- }
- }
- }
-
- if ( ! gop ) {
- g_free(gop_key);
- delete_avpl(gopkey_match,TRUE);
- return;
- }
-
- } else {
- g_free(gop_key);
- delete_avpl(gopkey_match,TRUE);
- return;
- }
-
- } else {
- candidate_start = cfg->start;
-
- if (( is_start = new_avpl_pairs_match("", pdu->avpl, candidate_start, TRUE, FALSE) )) {
- delete_avpl(is_start,FALSE);
- gop = new_gop(cfg,pdu,gop_key);
- } else {
- g_free(gop_key);
- return;
- }
-
- pdu->gop = gop;
- }
- }
-
- if (gop->last_pdu) gop->last_pdu->next = pdu;
- gop->last_pdu = pdu;
- pdu->next = NULL;
-
- pdu->time_in_gop = rd->now - gop->start_time;
-
- gop->num_of_pdus++;
- gop->time_to_timeout = cfg->idle_timeout > 0.0 ? cfg->idle_timeout + rd->now : (float) -1.0 ;
-
- dbg_print (dbg_gop,4,dbg_facility,"analyze_pdu: merge with key");
-
- merge_avpl(gop->avpl,gopkey_match,TRUE);
- delete_avpl(gopkey_match,TRUE);
-
- dbg_print (dbg_gop,4,dbg_facility,"analyze_pdu: apply extras");
-
- apply_extras(pdu->avpl,gop->avpl,gop->cfg->extra);
-
- gop->last_time = pdu->rel_time;
-
- if ( ! gop->released) {
- candidate_stop = cfg->stop;
-
- if (candidate_stop) {
- is_stop = new_avpl_pairs_match("", pdu->avpl, candidate_stop, TRUE, FALSE);
- } else {
- is_stop = new_avpl("");
- }
-
- if(is_stop) {
- dbg_print (dbg_gop,1,dbg_facility,"analyze_pdu: is a `stop");
- delete_avpl(is_stop,FALSE);
-
- if (! gop->released) {
- gop->released = TRUE;
- gop->release_time = pdu->rel_time;
- if (gop->gog && gop->cfg->start) gop->gog->num_of_released_gops++;
- }
-
- pdu->is_stop = TRUE;
-
- }
- }
-
- if (gop->last_n != gop->avpl->len) apply_transforms(gop->cfg->transforms,gop->avpl);
-
- gop->last_n = gop->avpl->len;
-
- if (gop->gog) {
- reanalyze_gop(mc, gop);
- } else {
- analyze_gop(mc, gop);
- }
-
- } else {
- dbg_print (dbg_gop,4,dbg_facility,"analyze_pdu: no match for this pdu");
-
- pdu->gop = NULL;
- }
-}
-
-static void get_pdu_fields(gpointer k, gpointer v, gpointer p) {
- int hfid = *((int*) k);
- gchar* name = (gchar*) v;
- tmp_pdu_data* data = (tmp_pdu_data*) p;
- GPtrArray* fis;
- field_info* fi;
- guint i,j;
- mate_range* curr_range;
- guint start;
- guint end;
- AVP* avp;
- gchar* s;
-
-
- fis = proto_get_finfo_ptr_array(data->tree, hfid);
-
- if (fis) {
- for (i = 0; i < fis->len; i++) {
- fi = (field_info*) g_ptr_array_index(fis,i);
-
-
- start = fi->start;
- end = fi->start + fi->length;
-
- dbg_print(dbg_pdu,5,dbg_facility,"get_pdu_fields: found field %i-%i",start,end);
-
- for (j = 0; j < data->ranges->len; j++) {
-
- curr_range = (mate_range*) g_ptr_array_index(data->ranges,j);
-
- if (curr_range->end >= end && curr_range->start <= start) {
- avp = new_avp_from_finfo(name, fi);
-
- if (*dbg_pdu > 4) {
- s = avp_to_str(avp);
- dbg_print(dbg_pdu,0,dbg_facility,"get_pdu_fields: got %s",s);
- g_free(s);
- }
-
- if (! insert_avp(data->pdu->avpl,avp) ) {
- delete_avp(avp);
- }
-
- }
- }
- }
- }
-}
-
-static mate_pdu* new_pdu(mate_cfg_pdu* cfg, guint32 framenum, field_info* proto, proto_tree* tree) {
- mate_pdu* pdu = (mate_pdu*)g_slice_new(mate_max_size);
- field_info* cfi;
- GPtrArray* ptrs;
- mate_range* range;
- mate_range* proto_range;
- tmp_pdu_data data;
- guint i,j;
- gint min_dist;
- field_info* range_fi;
- gint32 last_start;
- gint32 first_end;
- gint32 curr_end;
- int hfid;
-
- dbg_print (dbg_pdu,1,dbg_facility,"new_pdu: type=%s framenum=%i",cfg->name,framenum);
-
- pdu->id = ++(cfg->last_id);
- pdu->cfg = cfg;
-
- pdu->avpl = new_avpl(cfg->name);
-
- pdu->frame = framenum;
- pdu->next_in_frame = NULL;
- pdu->rel_time = rd->now;
-
- pdu->gop = NULL;
- pdu->next = NULL;
- pdu->time_in_gop = -1.0f;
-
- pdu->first = FALSE;
- pdu->is_start = FALSE;
- pdu->is_stop = FALSE;
- pdu->after_release = FALSE;
-
- data.ranges = g_ptr_array_new();
- data.pdu = pdu;
- data.tree = tree;
-
- /* first we create the proto range */
- proto_range = (mate_range *)g_malloc(sizeof(mate_range));
- proto_range->start = proto->start;
- proto_range->end = proto->start + proto->length;
- g_ptr_array_add(data.ranges,proto_range);
-
- dbg_print(dbg_pdu,3,dbg_facility,"new_pdu: proto range %u-%u",proto_range->start,proto_range->end);
-
- last_start = proto_range->start;
-
- /* we move forward in the tranport */
- for (i = cfg->transport_ranges->len; i--; ) {
- hfid = *((int*)g_ptr_array_index(cfg->transport_ranges,i));
- ptrs = proto_get_finfo_ptr_array(tree, hfid);
- min_dist = 99999;
- range_fi = NULL;
-
- if (ptrs) {
- for (j=0; j < ptrs->len; j++) {
- cfi = (field_info*) g_ptr_array_index(ptrs,j);
- if (cfi->start < last_start && min_dist >= (last_start - cfi->start) ) {
- range_fi = cfi;
- min_dist = last_start - cfi->start;
- }
- }
-
- if ( range_fi ) {
- range = (mate_range *)g_malloc(sizeof(*range));
- range->start = range_fi->start;
- range->end = range_fi->start + range_fi->length;
- g_ptr_array_add(data.ranges,range);
-
- last_start = range_fi->start;
-
- dbg_print(dbg_pdu,3,dbg_facility,"new_pdu: transport(%i) range %i-%i",hfid,range->start,range->end);
- } else {
- /* we missed a range */
- dbg_print(dbg_pdu,6,dbg_facility,"new_pdu: transport(%i) missed",hfid);
- }
-
- }
- }
-
- if (cfg->payload_ranges) {
-
- first_end = proto_range->end;
-
- for (i = 0 ; i < cfg->payload_ranges->len; i++) {
- hfid = *((int*)g_ptr_array_index(cfg->payload_ranges,i));
- ptrs = proto_get_finfo_ptr_array(tree, hfid);
- min_dist = 99999;
- range_fi = NULL;
-
- if (ptrs) {
- for (j=0; j < ptrs->len; j++) {
- cfi = (field_info*) g_ptr_array_index(ptrs,j);
- curr_end = cfi->start + cfi->length;
- if (curr_end > first_end && min_dist >= (curr_end - first_end) ) {
- range_fi = cfi;
- min_dist = curr_end - first_end;
- }
- }
-
- if ( range_fi ) {
- range = (mate_range *)g_malloc(sizeof(*range));
- range->start = range_fi->start;
- range->end = range_fi->start + range_fi->length;
- g_ptr_array_add(data.ranges,range);
-
- dbg_print(dbg_pdu,3,dbg_facility,"new_pdu: payload(%i) range %i-%i",hfid,range->start,range->end);
- } else {
- /* we missed a range */
- dbg_print(dbg_pdu,5,dbg_facility,"new_pdu: payload(%i) missed",hfid);
- }
-
- }
- }
- }
-
- g_hash_table_foreach(cfg->hfids_attr,get_pdu_fields,&data);
-
- apply_transforms(pdu->cfg->transforms,pdu->avpl);
-
- g_ptr_array_foreach(data.ranges, (GFunc)g_free, NULL);
- g_ptr_array_free(data.ranges,TRUE);
-
- return pdu;
-}
-
-
-extern void mate_analyze_frame(mate_config *mc, packet_info *pinfo, proto_tree* tree) {
- mate_cfg_pdu* cfg;
- GPtrArray* protos;
- field_info* proto;
- guint i,j;
- AVPL* criterium_match;
-
- mate_pdu* pdu = NULL;
- mate_pdu* last = NULL;
-
- rd->now = (float) nstime_to_sec(&pinfo->rel_ts);
-
- if ( proto_tracking_interesting_fields(tree)
- && rd->highest_analyzed_frame < pinfo->num ) {
- for ( i = 0; i < mc->pducfglist->len; i++ ) {
-
- cfg = (mate_cfg_pdu *)g_ptr_array_index(mc->pducfglist,i);
-
- dbg_print (dbg_pdu,4,dbg_facility,"mate_analyze_frame: trying to extract: %s",cfg->name);
- protos = proto_get_finfo_ptr_array(tree, cfg->hfid_proto);
-
- if (protos) {
- pdu = NULL;
-
- for (j = 0; j < protos->len; j++) {
-
- dbg_print (dbg_pdu,3,dbg_facility,"mate_analyze_frame: found matching proto, extracting: %s",cfg->name);
-
- proto = (field_info*) g_ptr_array_index(protos,j);
- pdu = new_pdu(cfg, pinfo->num, proto, tree);
-
- if (cfg->criterium) {
- criterium_match = new_avpl_from_match(cfg->criterium_match_mode,"",pdu->avpl,cfg->criterium,FALSE);
-
- if (criterium_match) {
- delete_avpl(criterium_match,FALSE);
- }
-
- if ( (criterium_match && cfg->criterium_accept_mode == REJECT_MODE )
- || ( ! criterium_match && cfg->criterium_accept_mode == ACCEPT_MODE )) {
-
- delete_avpl(pdu->avpl,TRUE);
- g_slice_free(mate_max_size,(mate_max_size*)pdu);
- pdu = NULL;
-
- continue;
- }
- }
-
- analyze_pdu(mc, pdu);
-
- if ( ! pdu->gop && cfg->drop_unassigned) {
- delete_avpl(pdu->avpl,TRUE);
- g_slice_free(mate_max_size,(mate_max_size*)pdu);
- pdu = NULL;
- continue;
- }
-
- if ( cfg->discard ) {
- delete_avpl(pdu->avpl,TRUE);
- pdu->avpl = NULL;
- }
-
- if (!last) {
- g_hash_table_insert(rd->frames,GINT_TO_POINTER(pinfo->num),pdu);
- last = pdu;
- } else {
- last->next_in_frame = pdu;
- last = pdu;
- }
-
- }
-
- if ( pdu && cfg->last_extracted ) break;
- }
- }
-
- rd->highest_analyzed_frame = pinfo->num;
- }
-}
-
-extern mate_pdu* mate_get_pdus(guint32 framenum) {
-
- if (rd) {
- return (mate_pdu*) g_hash_table_lookup(rd->frames,GUINT_TO_POINTER(framenum));
- } else {
- return NULL;
- }
-}
-
-/*
- * Editor modelines - http://www.wireshark.org/tools/modelines.html
- *
- * Local variables:
- * c-basic-offset: 8
- * tab-width: 8
- * indent-tabs-mode: t
- * End:
- *
- * vi: set shiftwidth=8 tabstop=8 noexpandtab:
- * :indentSize=8:tabSize=8:noTabs=false:
- */