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wireshark/epan/dissectors/packet-coseventcomm.c

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/* packet-coseventcomm.c
*
* Routines for IDL dissection
*
* Autogenerated from idl2wrs
* Copyright 2001 Frank Singleton <frank.singleton@ericsson.com>
*/
/*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*/
/*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "config.h"
#include <string.h>
#include <epan/packet.h>
#include <epan/proto.h>
#include <epan/dissectors/packet-giop.h>
#include <epan/expert.h>
#include "ws_diag_control.h"
#include "ws_compiler_tests.h"
#ifdef _MSC_VER
/* disable warning: "unreference local variable" */
#pragma warning(disable:4101)
#endif
/* XXX this should be autogenerated, or the warnings fixed in the generator */
DIAG_OFF(unused-function)
DIAG_OFF(unused-variable)
#if WS_IS_AT_LEAST_GNUC_VERSION(6,0)
DIAG_OFF(unused-const-variable)
#endif
void proto_register_giop_coseventcomm(void);
void proto_reg_handoff_giop_coseventcomm(void);
/* Initialise the protocol and subtree pointers */
static int proto_coseventcomm = -1;
static gint ett_coseventcomm = -1;
/* Initialise the initial Alignment */
static guint32 boundary = GIOP_HEADER_SIZE; /* initial value */
static int hf_operationrequest = -1;/* Request_Operation field */
/* Operation filters */
static int hf_CosEventComm_PullSupplier_try_pull_has_event = -1;
/* User exception filters */
/* Expert info filters */
static expert_field ei_coseventcomm_unknown_giop_msg = EI_INIT;
static expert_field ei_coseventcomm_unknown_exception = EI_INIT;
static expert_field ei_coseventcomm_unknown_reply_status = EI_INIT;
static proto_tree *start_dissecting(tvbuff_t *tvb, packet_info *pinfo, proto_tree *ptree, int *offset);
/* Begin Exception Helper Functions */
/* End Exception Helper Functions */
/*
* Main delegator for exception handling
*
*/
static gboolean
decode_user_exception(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *ptree _U_, int *offset _U_, MessageHeader *header, const gchar *operation _U_, gboolean stream_is_big_endian _U_)
{
proto_tree *tree _U_;
if (!header->exception_id)
return FALSE;
return FALSE; /* user exception not found */
}
/*
* IDL:omg.org/CosEventComm/PushConsumer/push:1.0
*/
static void
decode_CosEventComm_PushConsumer_push(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, proto_item *item _U_, int *offset _U_, MessageHeader *header, const gchar *operation _U_, gboolean stream_is_big_endian _U_)
{
switch(header->message_type) {
case Request:
get_CDR_any(tvb, pinfo, tree, item, offset, stream_is_big_endian, boundary, header);
break;
case Reply:
switch(header->rep_status) {
case NO_EXCEPTION:
/* Function returns void */
break;
case USER_EXCEPTION:
break;
default:
/* Unknown Exception */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_exception, "Unknown exception %d", header->rep_status);
break;
} /* switch(header->rep_status) */
break;
default:
/* Unknown GIOP Message */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_giop_msg, "Unknown GIOP message %d", header->message_type);
break;
} /* switch(header->message_type) */
}
/*
* IDL:omg.org/CosEventComm/PushConsumer/disconnect_push_consumer:1.0
*/
static void
decode_CosEventComm_PushConsumer_disconnect_push_consumer(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, proto_item *item _U_, int *offset _U_, MessageHeader *header, const gchar *operation _U_, gboolean stream_is_big_endian _U_)
{
switch(header->message_type) {
case Request:
break;
case Reply:
switch(header->rep_status) {
case NO_EXCEPTION:
/* Function returns void */
break;
case USER_EXCEPTION:
break;
default:
/* Unknown Exception */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_exception, "Unknown exception %d", header->rep_status);
break;
} /* switch(header->rep_status) */
break;
default:
/* Unknown GIOP Message */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_giop_msg, "Unknown GIOP message %d", header->message_type);
break;
} /* switch(header->message_type) */
}
/*
* IDL:omg.org/CosEventComm/PushSupplier/disconnect_push_supplier:1.0
*/
static void
decode_CosEventComm_PushSupplier_disconnect_push_supplier(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, proto_item *item _U_, int *offset _U_, MessageHeader *header, const gchar *operation _U_, gboolean stream_is_big_endian _U_)
{
switch(header->message_type) {
case Request:
break;
case Reply:
switch(header->rep_status) {
case NO_EXCEPTION:
/* Function returns void */
break;
case USER_EXCEPTION:
break;
default:
/* Unknown Exception */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_exception, "Unknown exception %d", header->rep_status);
break;
} /* switch(header->rep_status) */
break;
default:
/* Unknown GIOP Message */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_giop_msg, "Unknown GIOP message %d", header->message_type);
break;
} /* switch(header->message_type) */
}
/*
* IDL:omg.org/CosEventComm/PullSupplier/pull:1.0
*/
static void
decode_CosEventComm_PullSupplier_pull(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, proto_item *item _U_, int *offset _U_, MessageHeader *header, const gchar *operation _U_, gboolean stream_is_big_endian _U_)
{
switch(header->message_type) {
case Request:
break;
case Reply:
switch(header->rep_status) {
case NO_EXCEPTION:
get_CDR_any(tvb, pinfo, tree, item, offset, stream_is_big_endian, boundary, header);
break;
case USER_EXCEPTION:
break;
default:
/* Unknown Exception */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_exception, "Unknown exception %d", header->rep_status);
break;
} /* switch(header->rep_status) */
break;
default:
/* Unknown GIOP Message */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_giop_msg, "Unknown GIOP message %d", header->message_type);
break;
} /* switch(header->message_type) */
}
/*
* IDL:omg.org/CosEventComm/PullSupplier/try_pull:1.0
*/
static void
decode_CosEventComm_PullSupplier_try_pull(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, proto_item *item _U_, int *offset _U_, MessageHeader *header, const gchar *operation _U_, gboolean stream_is_big_endian _U_)
{
switch(header->message_type) {
case Request:
break;
case Reply:
switch(header->rep_status) {
case NO_EXCEPTION:
get_CDR_any(tvb, pinfo, tree, item, offset, stream_is_big_endian, boundary, header);
proto_tree_add_boolean(tree, hf_CosEventComm_PullSupplier_try_pull_has_event, tvb, *offset-1, 1, get_CDR_boolean(tvb,offset));
break;
case USER_EXCEPTION:
break;
default:
/* Unknown Exception */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_exception, "Unknown exception %d", header->rep_status);
break;
} /* switch(header->rep_status) */
break;
default:
/* Unknown GIOP Message */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_giop_msg, "Unknown GIOP message %d", header->message_type);
break;
} /* switch(header->message_type) */
}
/*
* IDL:omg.org/CosEventComm/PullSupplier/disconnect_pull_supplier:1.0
*/
static void
decode_CosEventComm_PullSupplier_disconnect_pull_supplier(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, proto_item *item _U_, int *offset _U_, MessageHeader *header, const gchar *operation _U_, gboolean stream_is_big_endian _U_)
{
switch(header->message_type) {
case Request:
break;
case Reply:
switch(header->rep_status) {
case NO_EXCEPTION:
/* Function returns void */
break;
case USER_EXCEPTION:
break;
default:
/* Unknown Exception */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_exception, "Unknown exception %d", header->rep_status);
break;
} /* switch(header->rep_status) */
break;
default:
/* Unknown GIOP Message */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_giop_msg, "Unknown GIOP message %d", header->message_type);
break;
} /* switch(header->message_type) */
}
/*
* IDL:omg.org/CosEventComm/PullConsumer/disconnect_pull_consumer:1.0
*/
static void
decode_CosEventComm_PullConsumer_disconnect_pull_consumer(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, proto_item *item _U_, int *offset _U_, MessageHeader *header, const gchar *operation _U_, gboolean stream_is_big_endian _U_)
{
switch(header->message_type) {
case Request:
break;
case Reply:
switch(header->rep_status) {
case NO_EXCEPTION:
/* Function returns void */
break;
case USER_EXCEPTION:
break;
default:
/* Unknown Exception */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_exception, "Unknown exception %d", header->rep_status);
break;
} /* switch(header->rep_status) */
break;
default:
/* Unknown GIOP Message */
expert_add_info_format(pinfo, item, &ei_coseventcomm_unknown_giop_msg, "Unknown GIOP message %d", header->message_type);
break;
} /* switch(header->message_type) */
}
/*
* Called once we accept the packet as being for us; it sets the
* Protocol and Info columns and creates the top-level protocol
* tree item.
*/
static proto_tree *
start_dissecting(tvbuff_t *tvb, packet_info *pinfo, proto_tree *ptree, int *offset)
{
proto_item *ti = NULL;
proto_tree *tree = NULL; /* init later, inside if(tree) */
col_set_str(pinfo->cinfo, COL_PROTOCOL, "COSEVENTCOMM");
/*
* Do not clear COL_INFO, as nothing is being written there by
* this dissector yet. So leave it as is from the GIOP dissector.
* TODO: add something useful to COL_INFO
* col_clear(pinfo->cinfo, COL_INFO);
*/
if (ptree) {
ti = proto_tree_add_item(ptree, proto_coseventcomm, tvb, *offset, tvb_reported_length_remaining(tvb, *offset), ENC_NA);
tree = proto_item_add_subtree(ti, ett_coseventcomm);
}
return tree;
}
static proto_item*
process_RequestOperation(tvbuff_t *tvb, packet_info *pinfo, proto_tree *ptree, MessageHeader *header, const gchar *operation)
{
proto_item *pi;
if(header->message_type == Reply) {
/* fill-up info column */
col_append_fstr(pinfo->cinfo, COL_INFO, " op = %s",operation);
}
/* fill-up the field */
pi=proto_tree_add_string(ptree, hf_operationrequest, tvb, 0, 0, operation);
proto_item_set_generated(pi);
return pi;
}
static gboolean
dissect_coseventcomm(tvbuff_t *tvb, packet_info *pinfo, proto_tree *ptree, int *offset, MessageHeader *header, const gchar *operation, gchar *idlname)
{
proto_item *item _U_;
proto_tree *tree _U_;
gboolean stream_is_big_endian = is_big_endian(header); /* get endianess */
/* If we have a USER Exception, then decode it and return */
if ((header->message_type == Reply) && (header->rep_status == USER_EXCEPTION)) {
return decode_user_exception(tvb, pinfo, ptree, offset, header, operation, stream_is_big_endian);
}
switch(header->message_type) {
case Request:
case Reply:
if (strcmp(operation, "push") == 0
&& (!idlname || strcmp(idlname, "CosEventComm/PushConsumer") == 0)) {
item = process_RequestOperation(tvb, pinfo, ptree, header, operation); /* fill-up Request_Operation field & info column */
tree = start_dissecting(tvb, pinfo, ptree, offset);
decode_CosEventComm_PushConsumer_push(tvb, pinfo, tree, item, offset, header, operation, stream_is_big_endian);
return TRUE;
}
if (strcmp(operation, "disconnect_push_consumer") == 0
&& (!idlname || strcmp(idlname, "CosEventComm/PushConsumer") == 0)) {
item = process_RequestOperation(tvb, pinfo, ptree, header, operation); /* fill-up Request_Operation field & info column */
tree = start_dissecting(tvb, pinfo, ptree, offset);
decode_CosEventComm_PushConsumer_disconnect_push_consumer(tvb, pinfo, tree, item, offset, header, operation, stream_is_big_endian);
return TRUE;
}
if (strcmp(operation, "disconnect_push_supplier") == 0
&& (!idlname || strcmp(idlname, "CosEventComm/PushSupplier") == 0)) {
item = process_RequestOperation(tvb, pinfo, ptree, header, operation); /* fill-up Request_Operation field & info column */
tree = start_dissecting(tvb, pinfo, ptree, offset);
decode_CosEventComm_PushSupplier_disconnect_push_supplier(tvb, pinfo, tree, item, offset, header, operation, stream_is_big_endian);
return TRUE;
}
if (strcmp(operation, "pull") == 0
&& (!idlname || strcmp(idlname, "CosEventComm/PullSupplier") == 0)) {
item = process_RequestOperation(tvb, pinfo, ptree, header, operation); /* fill-up Request_Operation field & info column */
tree = start_dissecting(tvb, pinfo, ptree, offset);
decode_CosEventComm_PullSupplier_pull(tvb, pinfo, tree, item, offset, header, operation, stream_is_big_endian);
return TRUE;
}
if (strcmp(operation, "try_pull") == 0
&& (!idlname || strcmp(idlname, "CosEventComm/PullSupplier") == 0)) {
item = process_RequestOperation(tvb, pinfo, ptree, header, operation); /* fill-up Request_Operation field & info column */
tree = start_dissecting(tvb, pinfo, ptree, offset);
decode_CosEventComm_PullSupplier_try_pull(tvb, pinfo, tree, item, offset, header, operation, stream_is_big_endian);
return TRUE;
}
if (strcmp(operation, "disconnect_pull_supplier") == 0
&& (!idlname || strcmp(idlname, "CosEventComm/PullSupplier") == 0)) {
item = process_RequestOperation(tvb, pinfo, ptree, header, operation); /* fill-up Request_Operation field & info column */
tree = start_dissecting(tvb, pinfo, ptree, offset);
decode_CosEventComm_PullSupplier_disconnect_pull_supplier(tvb, pinfo, tree, item, offset, header, operation, stream_is_big_endian);
return TRUE;
}
if (strcmp(operation, "disconnect_pull_consumer") == 0
&& (!idlname || strcmp(idlname, "CosEventComm/PullConsumer") == 0)) {
item = process_RequestOperation(tvb, pinfo, ptree, header, operation); /* fill-up Request_Operation field & info column */
tree = start_dissecting(tvb, pinfo, ptree, offset);
decode_CosEventComm_PullConsumer_disconnect_pull_consumer(tvb, pinfo, tree, item, offset, header, operation, stream_is_big_endian);
return TRUE;
}
break;
case CancelRequest:
case LocateRequest:
case LocateReply:
case CloseConnection:
case MessageError:
case Fragment:
return FALSE; /* not handled yet */
default:
return FALSE; /* not handled yet */
} /* switch */
return FALSE;
} /* End of main dissector */
/* Register the protocol with Wireshark */
void proto_register_giop_coseventcomm(void)
{
/* setup list of header fields */
static hf_register_info hf[] = {
/* field that indicates the currently ongoing request/reply exchange */
{&hf_operationrequest, {"Request_Operation","giop-coseventcomm.Request_Operation",FT_STRING,BASE_NONE,NULL,0x0,NULL,HFILL}},
/* Operation filters */
{&hf_CosEventComm_PullSupplier_try_pull_has_event, {"has_event","giop-coseventcomm.PullSupplier.try_pull.has_event",FT_BOOLEAN,8,NULL,0x01,NULL,HFILL}},
/* Attribute filters */
/* Struct filters */
/* User exception filters */
/* Union filters */
};
static ei_register_info ei[] = {
{ &ei_coseventcomm_unknown_giop_msg, { "giop-coseventcomm.unknown_giop_msg", PI_PROTOCOL, PI_WARN, "Unknown GIOP message", EXPFILL }},
{ &ei_coseventcomm_unknown_exception, { "giop-coseventcomm.unknown_exception", PI_PROTOCOL, PI_WARN, "Unknown exception", EXPFILL }},
{ &ei_coseventcomm_unknown_reply_status, { "giop-coseventcomm.unknown_reply_status", PI_PROTOCOL, PI_WARN, "Unknown reply status", EXPFILL }},
};
/* setup protocol subtree array */
static gint *ett[] = {
&ett_coseventcomm,
};
expert_module_t* expert_coseventcomm;
/* Register the protocol name and description */
proto_coseventcomm = proto_register_protocol("Coseventcomm Dissector Using GIOP API" , "COSEVENTCOMM", "giop-coseventcomm" );
proto_register_field_array(proto_coseventcomm, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
expert_coseventcomm = expert_register_protocol(proto_coseventcomm);
expert_register_field_array(expert_coseventcomm, ei, array_length(ei));
}
/* register me as handler for these interfaces */
void proto_reg_handoff_giop_coseventcomm(void)
{
/* Register for Explicit Dissection */
register_giop_user_module(dissect_coseventcomm, "COSEVENTCOMM", "CosEventComm/PullConsumer", proto_coseventcomm ); /* explicit dissector */
/* Register for Explicit Dissection */
register_giop_user_module(dissect_coseventcomm, "COSEVENTCOMM", "CosEventComm/PullSupplier", proto_coseventcomm ); /* explicit dissector */
/* Register for Explicit Dissection */
register_giop_user_module(dissect_coseventcomm, "COSEVENTCOMM", "CosEventComm/PushConsumer", proto_coseventcomm ); /* explicit dissector */
/* Register for Explicit Dissection */
register_giop_user_module(dissect_coseventcomm, "COSEVENTCOMM", "CosEventComm/PushSupplier", proto_coseventcomm ); /* explicit dissector */
/* Register for Heuristic Dissection */
register_giop_user(dissect_coseventcomm, "COSEVENTCOMM" ,proto_coseventcomm); /* heuristic dissector */
}
/*
* Editor modelines - https://www.wireshark.org/tools/modelines.html
*
* Local Variables:
* c-basic-offset: 4
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* ex: set shiftwidth=4 tabstop=8 expandtab:
* :indentSize=4:tabSize=8:noTabs=true:
*/
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