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As suggested by Jakub Zawadzki: g_free() is NULL safe, so we don't need check against it. 

Also (from me): Clean up spacing

svn path=/trunk/; revision=27727
This commit is contained in:
Bill Meier 2009-03-15 15:40:55 +00:00
parent 691a5cbed2
commit 0f9f5caf9d
4 changed files with 6825 additions and 6865 deletions
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351
asn1/ansi-tcap/packet-ansi_tcap-template.c
View File

@ -80,7 +80,7 @@ extern gboolean gtcap_DisplaySRT;
extern guint gtcap_RepetitionTimeout;
extern guint gtcap_LostTimeout;
/* static dissector_handle_t tcap_handle = NULL; */
/* static dissector_handle_t tcap_handle = NULL; */
static dissector_table_t ber_oid_dissector_table=NULL;
static const char * cur_oid;
static const char * tcapext_oid;
@ -140,36 +140,32 @@ static GHashTable *TransactionId_table=NULL;
static void
TransactionId_table_cleanup(gpointer key , gpointer value, gpointer user_data _U_){
struct ansi_tcap_invokedata_t *ansi_tcap_saved_invokedata = value;
gchar *TransactionId_str = key;
struct ansi_tcap_invokedata_t *ansi_tcap_saved_invokedata = value;
gchar *TransactionId_str = key;
if ( TransactionId_str ){
g_free(TransactionId_str);
}
if (ansi_tcap_saved_invokedata){
g_free(ansi_tcap_saved_invokedata);
}
g_free(TransactionId_str);
g_free(ansi_tcap_saved_invokedata);
}
void
ansi_tcap_init_transaction_table(void){
/* Destroy any existing memory chunks / hashes. */
if (TransactionId_table){
g_hash_table_foreach(TransactionId_table, TransactionId_table_cleanup, NULL);
g_hash_table_destroy(TransactionId_table);
TransactionId_table = NULL;
}
/* Destroy any existing memory chunks / hashes. */
if (TransactionId_table){
g_hash_table_foreach(TransactionId_table, TransactionId_table_cleanup, NULL);
g_hash_table_destroy(TransactionId_table);
TransactionId_table = NULL;
}
TransactionId_table = g_hash_table_new(g_str_hash, g_str_equal);
TransactionId_table = g_hash_table_new(g_str_hash, g_str_equal);
}
static void
ansi_tcap_init_protocol(void)
{
ansi_tcap_init_transaction_table();
ansi_tcap_init_transaction_table();
}
/* Store Invoke information needed for the corresponding reply */
@ -182,30 +178,30 @@ save_invoke_data(packet_info *pinfo, proto_tree *tree _U_, tvbuff_t *tvb _U_){
if ((!pinfo->fd->flags.visited)&&(ansi_tcap_private.TransactionID_str)){
/* Only do this once XXX I hope its the right thing to do */
/* The hash string needs to contain src and dest to distiguish differnt flows */
buf = ep_alloc(MAX_TID_STR_LEN);
buf[0] = '\0';
/* Only do this once XXX I hope its the right thing to do */
/* The hash string needs to contain src and dest to distiguish differnt flows */
buf = ep_alloc(MAX_TID_STR_LEN);
buf[0] = '\0';
g_snprintf(buf, MAX_TID_STR_LEN, "%s%s%s",
ansi_tcap_private.TransactionID_str, address_to_str(src),
address_to_str(dst));
ansi_tcap_private.TransactionID_str, address_to_str(src),
address_to_str(dst));
/* If the entry allready exists don't owervrite it */
ansi_tcap_saved_invokedata = g_hash_table_lookup(TransactionId_table,buf);
if(ansi_tcap_saved_invokedata)
return;
/* If the entry allready exists don't owervrite it */
ansi_tcap_saved_invokedata = g_hash_table_lookup(TransactionId_table,buf);
if(ansi_tcap_saved_invokedata)
return;
ansi_tcap_saved_invokedata = g_malloc(sizeof(struct ansi_tcap_invokedata_t));
ansi_tcap_saved_invokedata->OperationCode = ansi_tcap_private.d.OperationCode;
ansi_tcap_saved_invokedata->OperationCode_national = ansi_tcap_private.d.OperationCode_national;
ansi_tcap_saved_invokedata->OperationCode_private = ansi_tcap_private.d.OperationCode_private;
ansi_tcap_saved_invokedata = g_malloc(sizeof(struct ansi_tcap_invokedata_t));
ansi_tcap_saved_invokedata->OperationCode = ansi_tcap_private.d.OperationCode;
ansi_tcap_saved_invokedata->OperationCode_national = ansi_tcap_private.d.OperationCode_national;
ansi_tcap_saved_invokedata->OperationCode_private = ansi_tcap_private.d.OperationCode_private;
g_hash_table_insert(TransactionId_table,
g_strdup(buf),
ansi_tcap_saved_invokedata);
/*
g_warning("Tcap Invoke Hash string %s",buf);
*/
g_hash_table_insert(TransactionId_table,
g_strdup(buf),
ansi_tcap_saved_invokedata);
/*
g_warning("Tcap Invoke Hash string %s",buf);
*/
}
}
@ -225,15 +221,15 @@ find_saved_invokedata(packet_info *pinfo, proto_tree *tree _U_, tvbuff_t *tvb _U
buf[0] = '\0';
/* Reverse order to invoke */
g_snprintf(buf, MAX_TID_STR_LEN, "%s%s%s",
ansi_tcap_private.TransactionID_str, address_to_str(dst),
address_to_str(src));
ansi_tcap_private.TransactionID_str, address_to_str(dst),
address_to_str(src));
ansi_tcap_saved_invokedata = g_hash_table_lookup(TransactionId_table, buf);
if(ansi_tcap_saved_invokedata){
ansi_tcap_private.d.OperationCode = ansi_tcap_saved_invokedata->OperationCode;
ansi_tcap_private.d.OperationCode_national = ansi_tcap_saved_invokedata->OperationCode_national;
ansi_tcap_private.d.OperationCode_private = ansi_tcap_saved_invokedata->OperationCode_private;
return TRUE;
ansi_tcap_private.d.OperationCode = ansi_tcap_saved_invokedata->OperationCode;
ansi_tcap_private.d.OperationCode_national = ansi_tcap_saved_invokedata->OperationCode_national;
ansi_tcap_private.d.OperationCode_private = ansi_tcap_saved_invokedata->OperationCode_private;
return TRUE;
}
return FALSE;
}
@ -256,61 +252,61 @@ find_saved_invokedata(packet_info *pinfo, proto_tree *tree _U_, tvbuff_t *tvb _U
*/
static gboolean
find_tcap_subdissector(tvbuff_t *tvb, asn1_ctx_t *actx, proto_tree *tree){
proto_item *item;
proto_item *item;
/* If "DialoguePortion objectApplicationId ObjectIDApplicationContext
* points to the subdissector this code can be used.
*
if(ansi_tcap_private.d.oid_is_present){
call_ber_oid_callback(ansi_tcap_private.objectApplicationId_oid, tvb, 0, actx-pinfo, tree);
return TRUE;
}
*/
if(ansi_tcap_private.d.pdu == 1){
/* Save Invoke data for this transaction */
save_invoke_data(actx->pinfo, tree, tvb);
}else{
/* Get saved data for this transaction */
if(find_saved_invokedata(actx->pinfo, tree, tvb)){
if(ansi_tcap_private.d.OperationCode == 0){
/* national */
item = proto_tree_add_int(tree, hf_ansi_tcap_national, tvb, 0, 0, ansi_tcap_private.d.OperationCode_national);
}else{
item = proto_tree_add_int(tree, hf_ansi_tcap_private, tvb, 0, 0, ansi_tcap_private.d.OperationCode_private);
}
PROTO_ITEM_SET_GENERATED(item);
ansi_tcap_private.d.OperationCode_item = item;
}
}
if(ansi_tcap_private.d.OperationCode == 0){
/* national */
item = proto_tree_add_text(tree, tvb, 0, -1,
"Dissector for ANSI TCAP NATIONAL code:%u not implemented. Contact Wireshark developers if you want this supported",
ansi_tcap_private.d.OperationCode_national);
PROTO_ITEM_SET_GENERATED(item);
return FALSE;
}else if(ansi_tcap_private.d.OperationCode == 1){
/* private */
if((ansi_tcap_private.d.OperationCode_private & 0x0900) != 0x0900){
item = proto_tree_add_text(tree, tvb, 0, -1,
"Dissector for ANSI TCAP PRIVATE code:%u not implemented. Contact Wireshark developers if you want this supported",
ansi_tcap_private.d.OperationCode_private);
PROTO_ITEM_SET_GENERATED(item);
return FALSE;
}
}
/* This is abit of a hack as it assumes the private codes with a "family" of 0x09 is ANSI MAP
* See TODO above.
* N.S0005-0 v 1.0 TCAP Formats and Procedures 5-16 Application Services
* 6.3.2 Component Portion
* The Operation Code is partitioned into an Operation Family followed by a
* Specifier associated with each Operation Family member. For TIA/EIA-41 the
* Operation Family is coded as decimal 9. Bit H of the Operation Family is always
* coded as 0.
*/
call_dissector(ansi_map_handle, tvb, actx->pinfo, tcap_top_tree);
/* If "DialoguePortion objectApplicationId ObjectIDApplicationContext
* points to the subdissector this code can be used.
*
if(ansi_tcap_private.d.oid_is_present){
call_ber_oid_callback(ansi_tcap_private.objectApplicationId_oid, tvb, 0, actx-pinfo, tree);
return TRUE;
}
*/
if(ansi_tcap_private.d.pdu == 1){
/* Save Invoke data for this transaction */
save_invoke_data(actx->pinfo, tree, tvb);
}else{
/* Get saved data for this transaction */
if(find_saved_invokedata(actx->pinfo, tree, tvb)){
if(ansi_tcap_private.d.OperationCode == 0){
/* national */
item = proto_tree_add_int(tree, hf_ansi_tcap_national, tvb, 0, 0, ansi_tcap_private.d.OperationCode_national);
}else{
item = proto_tree_add_int(tree, hf_ansi_tcap_private, tvb, 0, 0, ansi_tcap_private.d.OperationCode_private);
}
PROTO_ITEM_SET_GENERATED(item);
ansi_tcap_private.d.OperationCode_item = item;
}
}
if(ansi_tcap_private.d.OperationCode == 0){
/* national */
item = proto_tree_add_text(tree, tvb, 0, -1,
"Dissector for ANSI TCAP NATIONAL code:%u not implemented. Contact Wireshark developers if you want this supported",
ansi_tcap_private.d.OperationCode_national);
PROTO_ITEM_SET_GENERATED(item);
return FALSE;
}else if(ansi_tcap_private.d.OperationCode == 1){
/* private */
if((ansi_tcap_private.d.OperationCode_private & 0x0900) != 0x0900){
item = proto_tree_add_text(tree, tvb, 0, -1,
"Dissector for ANSI TCAP PRIVATE code:%u not implemented. Contact Wireshark developers if you want this supported",
ansi_tcap_private.d.OperationCode_private);
PROTO_ITEM_SET_GENERATED(item);
return FALSE;
}
}
/* This is abit of a hack as it assumes the private codes with a "family" of 0x09 is ANSI MAP
* See TODO above.
* N.S0005-0 v 1.0 TCAP Formats and Procedures 5-16 Application Services
* 6.3.2 Component Portion
* The Operation Code is partitioned into an Operation Family followed by a
* Specifier associated with each Operation Family member. For TIA/EIA-41 the
* Operation Family is coded as decimal 9. Bit H of the Operation Family is always
* coded as 0.
*/
call_dissector(ansi_map_handle, tvb, actx->pinfo, tcap_top_tree);
return TRUE;
return TRUE;
}
#include "packet-ansi_tcap-fn.c"
@ -321,24 +317,24 @@ find_tcap_subdissector(tvbuff_t *tvb, asn1_ctx_t *actx, proto_tree *tree){
static void
dissect_ansi_tcap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree)
{
proto_item *item=NULL;
proto_tree *tree=NULL;
proto_item *item=NULL;
proto_tree *tree=NULL;
#if 0
proto_item *stat_item=NULL;
proto_tree *stat_tree=NULL;
gint offset = 0;
proto_item *stat_item=NULL;
proto_tree *stat_tree=NULL;
gint offset = 0;
struct tcaphash_context_t * p_tcap_context;
dissector_handle_t subdissector_handle;
#endif
asn1_ctx_t asn1_ctx;
asn1_ctx_t asn1_ctx;
asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
ansi_tcap_ctx_init(&ansi_tcap_private);
asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
ansi_tcap_ctx_init(&ansi_tcap_private);
tcap_top_tree = parent_tree;
if (check_col(pinfo->cinfo, COL_PROTOCOL))
{
col_set_str(pinfo->cinfo, COL_PROTOCOL, "ANSI TCAP");
col_set_str(pinfo->cinfo, COL_PROTOCOL, "ANSI TCAP");
}
/* create display subtree for the protocol */
@ -360,30 +356,30 @@ dissect_ansi_tcap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree)
#if 0 /* Skipp this part for now it will be rewritten */
if (g_ansi_tcap_HandleSRT && !tcap_subdissector_used ) {
if (gtcap_DisplaySRT && tree) {
stat_item = proto_tree_add_text(tree, tvb, 0, 0, "Stat");
PROTO_ITEM_SET_GENERATED(stat_item);
stat_tree = proto_item_add_subtree(stat_item, ett_ansi_tcap_stat);
}
p_tcap_context=tcapsrt_call_matching(tvb, pinfo, stat_tree, gp_tcapsrt_info);
ansi_tcap_private.context=p_tcap_context;
if (gtcap_DisplaySRT && tree) {
stat_item = proto_tree_add_text(tree, tvb, 0, 0, "Stat");
PROTO_ITEM_SET_GENERATED(stat_item);
stat_tree = proto_item_add_subtree(stat_item, ett_ansi_tcap_stat);
}
p_tcap_context=tcapsrt_call_matching(tvb, pinfo, stat_tree, gp_tcapsrt_info);
ansi_tcap_private.context=p_tcap_context;
/* If the current message is TCAP only,
* save the Application contexte name for the next messages
*/
if ( p_tcap_context && cur_oid && !p_tcap_context->oid_present ) {
/* Save the application context and the sub dissector */
g_strlcpy(p_tcap_context->oid,cur_oid, LENGTH_OID);
if ( (subdissector_handle = dissector_get_string_handle(ber_oid_dissector_table, cur_oid)) ) {
p_tcap_context->subdissector_handle=subdissector_handle;
p_tcap_context->oid_present=TRUE;
}
}
if (g_ansi_tcap_HandleSRT && p_tcap_context && p_tcap_context->callback) {
/* Callback fonction for the upper layer */
(p_tcap_context->callback)(tvb, pinfo, stat_tree, p_tcap_context);
}
}
/* If the current message is TCAP only,
* save the Application contexte name for the next messages
*/
if ( p_tcap_context && cur_oid && !p_tcap_context->oid_present ) {
/* Save the application context and the sub dissector */
g_strlcpy(p_tcap_context->oid,cur_oid, LENGTH_OID);
if ( (subdissector_handle = dissector_get_string_handle(ber_oid_dissector_table, cur_oid)) ) {
p_tcap_context->subdissector_handle=subdissector_handle;
p_tcap_context->oid_present=TRUE;
}
}
if (g_ansi_tcap_HandleSRT && p_tcap_context && p_tcap_context->callback) {
/* Callback fonction for the upper layer */
(p_tcap_context->callback)(tvb, pinfo, stat_tree, p_tcap_context);
}
}
#endif
}
@ -392,8 +388,8 @@ void
proto_reg_handoff_ansi_tcap(void)
{
ansi_map_handle = find_dissector("ansi_map");
ber_oid_dissector_table = find_dissector_table("ber.oid");
ansi_map_handle = find_dissector("ansi_map");
ber_oid_dissector_table = find_dissector_table("ber.oid");
}
@ -404,78 +400,67 @@ proto_register_ansi_tcap(void)
/* Setup list of header fields See Section 1.6.1 for details*/
static hf_register_info hf[] = {
/* Tcap Service Response Time */
{ &hf_ansi_tcapsrt_SessionId,
{ "Session Id",
"ansi_tcap.srt.session_id",
FT_UINT32, BASE_DEC, NULL, 0x0,
"", HFILL }
},
{ &hf_ansi_tcapsrt_BeginSession,
{ "Begin Session",
"ansi_tcap.srt.begin",
FT_FRAMENUM, BASE_NONE, NULL, 0x0,
"SRT Begin of Session", HFILL }
},
{ &hf_ansi_tcapsrt_EndSession,
{ "End Session",
"ansi_tcap.srt.end",
FT_FRAMENUM, BASE_NONE, NULL, 0x0,
"SRT End of Session", HFILL }
},
{ &hf_ansi_tcapsrt_SessionTime,
{ "Session duration",
"ansi_tcap.srt.sessiontime",
FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0,
"Duration of the TCAP session", HFILL }
},
{ &hf_ansi_tcapsrt_Duplicate,
{ "Request Duplicate",
"ansi_tcap.srt.duplicate",
FT_UINT32, BASE_DEC, NULL, 0x0,
"", HFILL }
},
/* Tcap Service Response Time */
{ &hf_ansi_tcapsrt_SessionId,
{ "Session Id",
"ansi_tcap.srt.session_id",
FT_UINT32, BASE_DEC, NULL, 0x0,
"", HFILL }
},
{ &hf_ansi_tcapsrt_BeginSession,
{ "Begin Session",
"ansi_tcap.srt.begin",
FT_FRAMENUM, BASE_NONE, NULL, 0x0,
"SRT Begin of Session", HFILL }
},
{ &hf_ansi_tcapsrt_EndSession,
{ "End Session",
"ansi_tcap.srt.end",
FT_FRAMENUM, BASE_NONE, NULL, 0x0,
"SRT End of Session", HFILL }
},
{ &hf_ansi_tcapsrt_SessionTime,
{ "Session duration",
"ansi_tcap.srt.sessiontime",
FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0,
"Duration of the TCAP session", HFILL }
},
{ &hf_ansi_tcapsrt_Duplicate,
{ "Request Duplicate",
"ansi_tcap.srt.duplicate",
FT_UINT32, BASE_DEC, NULL, 0x0,
"", HFILL }
},
#include "packet-ansi_tcap-hfarr.c"
};
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_tcap,
&ett_param,
&ett_otid,
&ett_dtid,
&ett_ansi_tcap_stat,
#include "packet-ansi_tcap-ettarr.c"
&ett_tcap,
&ett_param,
&ett_otid,
&ett_dtid,
&ett_ansi_tcap_stat,
#include "packet-ansi_tcap-ettarr.c"
};
/*static enum_val_t tcap_options[] = {
{ "itu", "ITU", ITU_TCAP_STANDARD },
{ "ansi", "ANSI", ANSI_TCAP_STANDARD },
{ NULL, NULL, 0 }
{ "itu", "ITU", ITU_TCAP_STANDARD },
{ "ansi", "ANSI", ANSI_TCAP_STANDARD },
{ NULL, NULL, 0 }
};*/
/* Register the protocol name and description */
proto_ansi_tcap = proto_register_protocol(PNAME, PSNAME, PFNAME);
register_dissector("ansi_tcap", dissect_ansi_tcap, proto_ansi_tcap);
register_dissector("ansi_tcap", dissect_ansi_tcap, proto_ansi_tcap);
/* Required function calls to register the header fields and subtrees used */
proto_register_field_array(proto_ansi_tcap, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
register_init_routine(&ansi_tcap_init_protocol);
register_init_routine(&ansi_tcap_init_protocol);
}

6489
asn1/ansi_map/packet-ansi_map-template.c
View File

File diff suppressed because it is too large Load Diff

6495
epan/dissectors/packet-ansi_map.c
View File

File diff suppressed because it is too large Load Diff

355
epan/dissectors/packet-ansi_tcap.c
View File

@ -171,7 +171,7 @@ extern gboolean gtcap_DisplaySRT;
extern guint gtcap_RepetitionTimeout;
extern guint gtcap_LostTimeout;
/* static dissector_handle_t tcap_handle = NULL; */
/* static dissector_handle_t tcap_handle = NULL; */
static dissector_table_t ber_oid_dissector_table=NULL;
static const char * cur_oid;
static const char * tcapext_oid;
@ -231,36 +231,32 @@ static GHashTable *TransactionId_table=NULL;
static void
TransactionId_table_cleanup(gpointer key , gpointer value, gpointer user_data _U_){
struct ansi_tcap_invokedata_t *ansi_tcap_saved_invokedata = value;
gchar *TransactionId_str = key;
struct ansi_tcap_invokedata_t *ansi_tcap_saved_invokedata = value;
gchar *TransactionId_str = key;
if ( TransactionId_str ){
g_free(TransactionId_str);
}
if (ansi_tcap_saved_invokedata){
g_free(ansi_tcap_saved_invokedata);
}
g_free(TransactionId_str);
g_free(ansi_tcap_saved_invokedata);
}
void
ansi_tcap_init_transaction_table(void){
/* Destroy any existing memory chunks / hashes. */
if (TransactionId_table){
g_hash_table_foreach(TransactionId_table, TransactionId_table_cleanup, NULL);
g_hash_table_destroy(TransactionId_table);
TransactionId_table = NULL;
}
/* Destroy any existing memory chunks / hashes. */
if (TransactionId_table){
g_hash_table_foreach(TransactionId_table, TransactionId_table_cleanup, NULL);
g_hash_table_destroy(TransactionId_table);
TransactionId_table = NULL;
}
TransactionId_table = g_hash_table_new(g_str_hash, g_str_equal);
TransactionId_table = g_hash_table_new(g_str_hash, g_str_equal);
}
static void
ansi_tcap_init_protocol(void)
{
ansi_tcap_init_transaction_table();
ansi_tcap_init_transaction_table();
}
/* Store Invoke information needed for the corresponding reply */
@ -273,30 +269,30 @@ save_invoke_data(packet_info *pinfo, proto_tree *tree _U_, tvbuff_t *tvb _U_){
if ((!pinfo->fd->flags.visited)&&(ansi_tcap_private.TransactionID_str)){
/* Only do this once XXX I hope its the right thing to do */
/* The hash string needs to contain src and dest to distiguish differnt flows */
buf = ep_alloc(MAX_TID_STR_LEN);
buf[0] = '\0';
/* Only do this once XXX I hope its the right thing to do */
/* The hash string needs to contain src and dest to distiguish differnt flows */
buf = ep_alloc(MAX_TID_STR_LEN);
buf[0] = '\0';
g_snprintf(buf, MAX_TID_STR_LEN, "%s%s%s",
ansi_tcap_private.TransactionID_str, address_to_str(src),
address_to_str(dst));
ansi_tcap_private.TransactionID_str, address_to_str(src),
address_to_str(dst));
/* If the entry allready exists don't owervrite it */
ansi_tcap_saved_invokedata = g_hash_table_lookup(TransactionId_table,buf);
if(ansi_tcap_saved_invokedata)
return;
/* If the entry allready exists don't owervrite it */
ansi_tcap_saved_invokedata = g_hash_table_lookup(TransactionId_table,buf);
if(ansi_tcap_saved_invokedata)
return;
ansi_tcap_saved_invokedata = g_malloc(sizeof(struct ansi_tcap_invokedata_t));
ansi_tcap_saved_invokedata->OperationCode = ansi_tcap_private.d.OperationCode;
ansi_tcap_saved_invokedata->OperationCode_national = ansi_tcap_private.d.OperationCode_national;
ansi_tcap_saved_invokedata->OperationCode_private = ansi_tcap_private.d.OperationCode_private;
ansi_tcap_saved_invokedata = g_malloc(sizeof(struct ansi_tcap_invokedata_t));
ansi_tcap_saved_invokedata->OperationCode = ansi_tcap_private.d.OperationCode;
ansi_tcap_saved_invokedata->OperationCode_national = ansi_tcap_private.d.OperationCode_national;
ansi_tcap_saved_invokedata->OperationCode_private = ansi_tcap_private.d.OperationCode_private;
g_hash_table_insert(TransactionId_table,
g_strdup(buf),
ansi_tcap_saved_invokedata);
/*
g_warning("Tcap Invoke Hash string %s",buf);
*/
g_hash_table_insert(TransactionId_table,
g_strdup(buf),
ansi_tcap_saved_invokedata);
/*
g_warning("Tcap Invoke Hash string %s",buf);
*/
}
}
@ -316,15 +312,15 @@ find_saved_invokedata(packet_info *pinfo, proto_tree *tree _U_, tvbuff_t *tvb _U
buf[0] = '\0';
/* Reverse order to invoke */
g_snprintf(buf, MAX_TID_STR_LEN, "%s%s%s",
ansi_tcap_private.TransactionID_str, address_to_str(dst),
address_to_str(src));
ansi_tcap_private.TransactionID_str, address_to_str(dst),
address_to_str(src));
ansi_tcap_saved_invokedata = g_hash_table_lookup(TransactionId_table, buf);
if(ansi_tcap_saved_invokedata){
ansi_tcap_private.d.OperationCode = ansi_tcap_saved_invokedata->OperationCode;
ansi_tcap_private.d.OperationCode_national = ansi_tcap_saved_invokedata->OperationCode_national;
ansi_tcap_private.d.OperationCode_private = ansi_tcap_saved_invokedata->OperationCode_private;
return TRUE;
ansi_tcap_private.d.OperationCode = ansi_tcap_saved_invokedata->OperationCode;
ansi_tcap_private.d.OperationCode_national = ansi_tcap_saved_invokedata->OperationCode_national;
ansi_tcap_private.d.OperationCode_private = ansi_tcap_saved_invokedata->OperationCode_private;
return TRUE;
}
return FALSE;
}
@ -347,61 +343,61 @@ find_saved_invokedata(packet_info *pinfo, proto_tree *tree _U_, tvbuff_t *tvb _U
*/
static gboolean
find_tcap_subdissector(tvbuff_t *tvb, asn1_ctx_t *actx, proto_tree *tree){
proto_item *item;
proto_item *item;
/* If "DialoguePortion objectApplicationId ObjectIDApplicationContext
* points to the subdissector this code can be used.
*
if(ansi_tcap_private.d.oid_is_present){
call_ber_oid_callback(ansi_tcap_private.objectApplicationId_oid, tvb, 0, actx-pinfo, tree);
return TRUE;
}
*/
if(ansi_tcap_private.d.pdu == 1){
/* Save Invoke data for this transaction */
save_invoke_data(actx->pinfo, tree, tvb);
}else{
/* Get saved data for this transaction */
if(find_saved_invokedata(actx->pinfo, tree, tvb)){
if(ansi_tcap_private.d.OperationCode == 0){
/* national */
item = proto_tree_add_int(tree, hf_ansi_tcap_national, tvb, 0, 0, ansi_tcap_private.d.OperationCode_national);
}else{
item = proto_tree_add_int(tree, hf_ansi_tcap_private, tvb, 0, 0, ansi_tcap_private.d.OperationCode_private);
}
PROTO_ITEM_SET_GENERATED(item);
ansi_tcap_private.d.OperationCode_item = item;
}
}
if(ansi_tcap_private.d.OperationCode == 0){
/* national */
item = proto_tree_add_text(tree, tvb, 0, -1,
"Dissector for ANSI TCAP NATIONAL code:%u not implemented. Contact Wireshark developers if you want this supported",
ansi_tcap_private.d.OperationCode_national);
PROTO_ITEM_SET_GENERATED(item);
return FALSE;
}else if(ansi_tcap_private.d.OperationCode == 1){
/* private */
if((ansi_tcap_private.d.OperationCode_private & 0x0900) != 0x0900){
item = proto_tree_add_text(tree, tvb, 0, -1,
"Dissector for ANSI TCAP PRIVATE code:%u not implemented. Contact Wireshark developers if you want this supported",
ansi_tcap_private.d.OperationCode_private);
PROTO_ITEM_SET_GENERATED(item);
return FALSE;
}
}
/* This is abit of a hack as it assumes the private codes with a "family" of 0x09 is ANSI MAP
* See TODO above.
* N.S0005-0 v 1.0 TCAP Formats and Procedures 5-16 Application Services
* 6.3.2 Component Portion
* The Operation Code is partitioned into an Operation Family followed by a
* Specifier associated with each Operation Family member. For TIA/EIA-41 the
* Operation Family is coded as decimal 9. Bit H of the Operation Family is always
* coded as 0.
*/
call_dissector(ansi_map_handle, tvb, actx->pinfo, tcap_top_tree);
/* If "DialoguePortion objectApplicationId ObjectIDApplicationContext
* points to the subdissector this code can be used.
*
if(ansi_tcap_private.d.oid_is_present){
call_ber_oid_callback(ansi_tcap_private.objectApplicationId_oid, tvb, 0, actx-pinfo, tree);
return TRUE;
}
*/
if(ansi_tcap_private.d.pdu == 1){
/* Save Invoke data for this transaction */
save_invoke_data(actx->pinfo, tree, tvb);
}else{
/* Get saved data for this transaction */
if(find_saved_invokedata(actx->pinfo, tree, tvb)){
if(ansi_tcap_private.d.OperationCode == 0){
/* national */
item = proto_tree_add_int(tree, hf_ansi_tcap_national, tvb, 0, 0, ansi_tcap_private.d.OperationCode_national);
}else{
item = proto_tree_add_int(tree, hf_ansi_tcap_private, tvb, 0, 0, ansi_tcap_private.d.OperationCode_private);
}
PROTO_ITEM_SET_GENERATED(item);
ansi_tcap_private.d.OperationCode_item = item;
}
}
if(ansi_tcap_private.d.OperationCode == 0){
/* national */
item = proto_tree_add_text(tree, tvb, 0, -1,
"Dissector for ANSI TCAP NATIONAL code:%u not implemented. Contact Wireshark developers if you want this supported",
ansi_tcap_private.d.OperationCode_national);
PROTO_ITEM_SET_GENERATED(item);
return FALSE;
}else if(ansi_tcap_private.d.OperationCode == 1){
/* private */
if((ansi_tcap_private.d.OperationCode_private & 0x0900) != 0x0900){
item = proto_tree_add_text(tree, tvb, 0, -1,
"Dissector for ANSI TCAP PRIVATE code:%u not implemented. Contact Wireshark developers if you want this supported",
ansi_tcap_private.d.OperationCode_private);
PROTO_ITEM_SET_GENERATED(item);
return FALSE;
}
}
/* This is abit of a hack as it assumes the private codes with a "family" of 0x09 is ANSI MAP
* See TODO above.
* N.S0005-0 v 1.0 TCAP Formats and Procedures 5-16 Application Services
* 6.3.2 Component Portion
* The Operation Code is partitioned into an Operation Family followed by a
* Specifier associated with each Operation Family member. For TIA/EIA-41 the
* Operation Family is coded as decimal 9. Bit H of the Operation Family is always
* coded as 0.
*/
call_dissector(ansi_map_handle, tvb, actx->pinfo, tcap_top_tree);
return TRUE;
return TRUE;
}
@ -1306,7 +1302,7 @@ dissect_ansi_tcap_PackageType(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int
/*--- End of included file: packet-ansi_tcap-fn.c ---*/
#line 317 "packet-ansi_tcap-template.c"
#line 313 "packet-ansi_tcap-template.c"
@ -1314,24 +1310,24 @@ dissect_ansi_tcap_PackageType(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int
static void
dissect_ansi_tcap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree)
{
proto_item *item=NULL;
proto_tree *tree=NULL;
proto_item *item=NULL;
proto_tree *tree=NULL;
#if 0
proto_item *stat_item=NULL;
proto_tree *stat_tree=NULL;
gint offset = 0;
proto_item *stat_item=NULL;
proto_tree *stat_tree=NULL;
gint offset = 0;
struct tcaphash_context_t * p_tcap_context;
dissector_handle_t subdissector_handle;
#endif
asn1_ctx_t asn1_ctx;
asn1_ctx_t asn1_ctx;
asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
ansi_tcap_ctx_init(&ansi_tcap_private);
asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
ansi_tcap_ctx_init(&ansi_tcap_private);
tcap_top_tree = parent_tree;
if (check_col(pinfo->cinfo, COL_PROTOCOL))
{
col_set_str(pinfo->cinfo, COL_PROTOCOL, "ANSI TCAP");
col_set_str(pinfo->cinfo, COL_PROTOCOL, "ANSI TCAP");
}
/* create display subtree for the protocol */
@ -1353,30 +1349,30 @@ dissect_ansi_tcap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree)
#if 0 /* Skipp this part for now it will be rewritten */
if (g_ansi_tcap_HandleSRT && !tcap_subdissector_used ) {
if (gtcap_DisplaySRT && tree) {
stat_item = proto_tree_add_text(tree, tvb, 0, 0, "Stat");
PROTO_ITEM_SET_GENERATED(stat_item);
stat_tree = proto_item_add_subtree(stat_item, ett_ansi_tcap_stat);
}
p_tcap_context=tcapsrt_call_matching(tvb, pinfo, stat_tree, gp_tcapsrt_info);
ansi_tcap_private.context=p_tcap_context;
if (gtcap_DisplaySRT && tree) {
stat_item = proto_tree_add_text(tree, tvb, 0, 0, "Stat");
PROTO_ITEM_SET_GENERATED(stat_item);
stat_tree = proto_item_add_subtree(stat_item, ett_ansi_tcap_stat);
}
p_tcap_context=tcapsrt_call_matching(tvb, pinfo, stat_tree, gp_tcapsrt_info);
ansi_tcap_private.context=p_tcap_context;
/* If the current message is TCAP only,
* save the Application contexte name for the next messages
*/
if ( p_tcap_context && cur_oid && !p_tcap_context->oid_present ) {
/* Save the application context and the sub dissector */
g_strlcpy(p_tcap_context->oid,cur_oid, LENGTH_OID);
if ( (subdissector_handle = dissector_get_string_handle(ber_oid_dissector_table, cur_oid)) ) {
p_tcap_context->subdissector_handle=subdissector_handle;
p_tcap_context->oid_present=TRUE;
}
}
if (g_ansi_tcap_HandleSRT && p_tcap_context && p_tcap_context->callback) {
/* Callback fonction for the upper layer */
(p_tcap_context->callback)(tvb, pinfo, stat_tree, p_tcap_context);
}
}
/* If the current message is TCAP only,
* save the Application contexte name for the next messages
*/
if ( p_tcap_context && cur_oid && !p_tcap_context->oid_present ) {
/* Save the application context and the sub dissector */
g_strlcpy(p_tcap_context->oid,cur_oid, LENGTH_OID);
if ( (subdissector_handle = dissector_get_string_handle(ber_oid_dissector_table, cur_oid)) ) {
p_tcap_context->subdissector_handle=subdissector_handle;
p_tcap_context->oid_present=TRUE;
}
}
if (g_ansi_tcap_HandleSRT && p_tcap_context && p_tcap_context->callback) {
/* Callback fonction for the upper layer */
(p_tcap_context->callback)(tvb, pinfo, stat_tree, p_tcap_context);
}
}
#endif
}
@ -1385,8 +1381,8 @@ void
proto_reg_handoff_ansi_tcap(void)
{
ansi_map_handle = find_dissector("ansi_map");
ber_oid_dissector_table = find_dissector_table("ber.oid");
ansi_map_handle = find_dissector("ansi_map");
ber_oid_dissector_table = find_dissector_table("ber.oid");
}
@ -1397,37 +1393,37 @@ proto_register_ansi_tcap(void)
/* Setup list of header fields See Section 1.6.1 for details*/
static hf_register_info hf[] = {
/* Tcap Service Response Time */
{ &hf_ansi_tcapsrt_SessionId,
{ "Session Id",
"ansi_tcap.srt.session_id",
FT_UINT32, BASE_DEC, NULL, 0x0,
"", HFILL }
},
{ &hf_ansi_tcapsrt_BeginSession,
{ "Begin Session",
"ansi_tcap.srt.begin",
FT_FRAMENUM, BASE_NONE, NULL, 0x0,
"SRT Begin of Session", HFILL }
},
{ &hf_ansi_tcapsrt_EndSession,
{ "End Session",
"ansi_tcap.srt.end",
FT_FRAMENUM, BASE_NONE, NULL, 0x0,
"SRT End of Session", HFILL }
},
{ &hf_ansi_tcapsrt_SessionTime,
{ "Session duration",
"ansi_tcap.srt.sessiontime",
FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0,
"Duration of the TCAP session", HFILL }
},
{ &hf_ansi_tcapsrt_Duplicate,
{ "Request Duplicate",
"ansi_tcap.srt.duplicate",
FT_UINT32, BASE_DEC, NULL, 0x0,
"", HFILL }
},
/* Tcap Service Response Time */
{ &hf_ansi_tcapsrt_SessionId,
{ "Session Id",
"ansi_tcap.srt.session_id",
FT_UINT32, BASE_DEC, NULL, 0x0,
"", HFILL }
},
{ &hf_ansi_tcapsrt_BeginSession,
{ "Begin Session",
"ansi_tcap.srt.begin",
FT_FRAMENUM, BASE_NONE, NULL, 0x0,
"SRT Begin of Session", HFILL }
},
{ &hf_ansi_tcapsrt_EndSession,
{ "End Session",
"ansi_tcap.srt.end",
FT_FRAMENUM, BASE_NONE, NULL, 0x0,
"SRT End of Session", HFILL }
},
{ &hf_ansi_tcapsrt_SessionTime,
{ "Session duration",
"ansi_tcap.srt.sessiontime",
FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0,
"Duration of the TCAP session", HFILL }
},
{ &hf_ansi_tcapsrt_Duplicate,
{ "Request Duplicate",
"ansi_tcap.srt.duplicate",
FT_UINT32, BASE_DEC, NULL, 0x0,
"", HFILL }
},
/*--- Included file: packet-ansi_tcap-hfarr.c ---*/
#line 1 "packet-ansi_tcap-hfarr.c"
@ -1637,16 +1633,16 @@ proto_register_ansi_tcap(void)
"ansi_tcap.T_paramSet", HFILL }},
/*--- End of included file: packet-ansi_tcap-hfarr.c ---*/
#line 439 "packet-ansi_tcap-template.c"
#line 435 "packet-ansi_tcap-template.c"
};
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_tcap,
&ett_param,
&ett_otid,
&ett_dtid,
&ett_ansi_tcap_stat,
&ett_tcap,
&ett_param,
&ett_otid,
&ett_dtid,
&ett_ansi_tcap_stat,
/*--- Included file: packet-ansi_tcap-ettarr.c ---*/
#line 1 "packet-ansi_tcap-ettarr.c"
@ -1674,37 +1670,26 @@ proto_register_ansi_tcap(void)
&ett_ansi_tcap_T_paramSet,
/*--- End of included file: packet-ansi_tcap-ettarr.c ---*/
#line 449 "packet-ansi_tcap-template.c"
#line 445 "packet-ansi_tcap-template.c"
};
/*static enum_val_t tcap_options[] = {
{ "itu", "ITU", ITU_TCAP_STANDARD },
{ "ansi", "ANSI", ANSI_TCAP_STANDARD },
{ NULL, NULL, 0 }
{ "itu", "ITU", ITU_TCAP_STANDARD },
{ "ansi", "ANSI", ANSI_TCAP_STANDARD },
{ NULL, NULL, 0 }
};*/
/* Register the protocol name and description */
proto_ansi_tcap = proto_register_protocol(PNAME, PSNAME, PFNAME);
register_dissector("ansi_tcap", dissect_ansi_tcap, proto_ansi_tcap);
register_dissector("ansi_tcap", dissect_ansi_tcap, proto_ansi_tcap);
/* Required function calls to register the header fields and subtrees used */
proto_register_field_array(proto_ansi_tcap, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
register_init_routine(&ansi_tcap_init_protocol);
register_init_routine(&ansi_tcap_init_protocol);
}