/* Do not modify this file. */ /* It is created automatically by the ASN.1 to Ethereal dissector compiler */ /* .\packet-ros.c */ /* ../../tools/asn2eth.py -X -b -e -p ros -c ros.cnf -s packet-ros-template ros.asn */ /* Input file: packet-ros-template.c */ /* packet-ros_asn1.c * Routines for ROS packet dissection * Graeme Lunt 2005 * * $Id$ * * Ethereal - Network traffic analyzer * By Gerald Combs * 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 #include #include #include #include #include "packet-ber.h" #include "packet-pres.h" #include "packet-ros.h" #define PNAME "X.880 OSI Remote Operations Service" #define PSNAME "ROS" #define PFNAME "ros" /* Initialize the protocol and registered fields */ int proto_ros = -1; static struct SESSION_DATA_STRUCTURE* session = NULL; static proto_tree *top_tree=NULL; static guint32 opcode; /*--- Included file: packet-ros-hf.c ---*/ static int hf_ros_invoke = -1; /* Invoke */ static int hf_ros_returnResult = -1; /* ReturnResult */ static int hf_ros_returnError = -1; /* ReturnError */ static int hf_ros_reject = -1; /* Reject */ static int hf_ros_bind_invoke = -1; /* T_bind_invoke */ static int hf_ros_bind_result = -1; /* T_bind_result */ static int hf_ros_bind_error = -1; /* T_bind_error */ static int hf_ros_unbind_invoke = -1; /* T_unbind_invoke */ static int hf_ros_unbind_result = -1; /* T_unbind_result */ static int hf_ros_unbind_error = -1; /* T_unbind_error */ static int hf_ros_invokeId = -1; /* InvokeId */ static int hf_ros_linkedId = -1; /* INTEGER */ static int hf_ros_opcode = -1; /* INTEGER */ static int hf_ros_argument = -1; /* T_argument */ static int hf_ros_result = -1; /* T_result */ static int hf_ros_result1 = -1; /* T_result1 */ static int hf_ros_errcode = -1; /* INTEGER */ static int hf_ros_parameter = -1; /* T_parameter */ static int hf_ros_problem = -1; /* T_problem */ static int hf_ros_general = -1; /* GeneralProblem */ static int hf_ros_invoke1 = -1; /* InvokeProblem */ static int hf_ros_returnResult1 = -1; /* ReturnResultProblem */ static int hf_ros_returnError1 = -1; /* ReturnErrorProblem */ static int hf_ros_present = -1; /* INTEGER */ static int hf_ros_absent = -1; /* NULL */ static int hf_ros_local = -1; /* INTEGER */ static int hf_ros_global = -1; /* OBJECT_IDENTIFIER */ /*--- End of included file: packet-ros-hf.c ---*/ /* Initialize the subtree pointers */ static gint ett_ros = -1; /*--- Included file: packet-ros-ett.c ---*/ static gint ett_ros_ROS = -1; static gint ett_ros_Invoke = -1; static gint ett_ros_ReturnResult = -1; static gint ett_ros_T_result = -1; static gint ett_ros_ReturnError = -1; static gint ett_ros_Reject = -1; static gint ett_ros_T_problem = -1; static gint ett_ros_InvokeId = -1; static gint ett_ros_Code = -1; /*--- End of included file: packet-ros-ett.c ---*/ static dissector_table_t ros_oid_dissector_table=NULL; static GHashTable *oid_table=NULL; static gint ett_ros_unknown = -1; void register_ros_oid_dissector_handle(const char *oid, dissector_handle_t dissector, int proto _U_, const char *name) { dissector_add_string("ros.oid", oid, dissector); g_hash_table_insert(oid_table, (gpointer)oid, (gpointer)name); } static int call_ros_oid_callback(const char *oid, tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree) { tvbuff_t *next_tvb; next_tvb = tvb_new_subset(tvb, offset, tvb_length_remaining(tvb, offset), tvb_reported_length_remaining(tvb, offset)); if(!dissector_try_string(ros_oid_dissector_table, oid, next_tvb, pinfo, tree)){ proto_item *item=NULL; proto_tree *next_tree=NULL; item=proto_tree_add_text(tree, next_tvb, 0, tvb_length_remaining(tvb, offset), "RTSE: Dissector for OID:%s not implemented. Contact Ethereal developers if you want this supported", oid); if(item){ next_tree=proto_item_add_subtree(item, ett_ros_unknown); } dissect_unknown_ber(pinfo, next_tvb, offset, next_tree); } /*XXX until we change the #.REGISTER signature for _PDU()s * into new_dissector_t we have to do this kludge with * manually step past the content in the ANY type. */ offset+=tvb_length_remaining(tvb, offset); return offset; } /*--- Included file: packet-ros-fn.c ---*/ /*--- Fields for imported types ---*/ static int dissect_ros_INTEGER(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_integer(implicit_tag, pinfo, tree, tvb, offset, hf_index, NULL); return offset; } static int dissect_linkedId_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_INTEGER(TRUE, tvb, offset, pinfo, tree, hf_ros_linkedId); } static int dissect_opcode(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_INTEGER(FALSE, tvb, offset, pinfo, tree, hf_ros_opcode); } static int dissect_errcode(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_INTEGER(FALSE, tvb, offset, pinfo, tree, hf_ros_errcode); } static int dissect_present(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_INTEGER(FALSE, tvb, offset, pinfo, tree, hf_ros_present); } static int dissect_local(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_INTEGER(FALSE, tvb, offset, pinfo, tree, hf_ros_local); } static int dissect_ros_NULL(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_null(implicit_tag, pinfo, tree, tvb, offset, hf_index); return offset; } static int dissect_absent(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_NULL(FALSE, tvb, offset, pinfo, tree, hf_ros_absent); } const value_string ros_InvokeId_vals[] = { { 0, "present" }, { 1, "absent" }, { 0, NULL } }; static const ber_choice_t InvokeId_choice[] = { { 0, BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_present }, { 1, BER_CLASS_UNI, BER_UNI_TAG_NULL, BER_FLAGS_NOOWNTAG, dissect_absent }, { 0, 0, 0, 0, NULL } }; int dissect_ros_InvokeId(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_choice(pinfo, tree, tvb, offset, InvokeId_choice, hf_index, ett_ros_InvokeId, NULL); return offset; } static int dissect_invokeId(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_InvokeId(FALSE, tvb, offset, pinfo, tree, hf_ros_invokeId); } static int dissect_ros_T_argument(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { char *oid; /* not sure what the length should be - -1 for now */ proto_tree_add_text(tree, tvb, offset,-1, "invoke argument"); if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(pinfo, session->pres_ctx_id))) { /* this should be ROS! */ session->ros_op = (ROS_OP_INVOKE | ROS_OP_ARGUMENT); /* now add the opcode */ session->ros_op |= opcode; offset = call_ros_oid_callback(oid, tvb, offset, pinfo, top_tree); } return offset; } static int dissect_argument(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_T_argument(FALSE, tvb, offset, pinfo, tree, hf_ros_argument); } static const ber_sequence_t Invoke_sequence[] = { { BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_invokeId }, { BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_linkedId_impl }, { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_opcode }, { BER_CLASS_ANY, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_argument }, { 0, 0, 0, NULL } }; static int dissect_ros_Invoke(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_sequence(implicit_tag, pinfo, tree, tvb, offset, Invoke_sequence, hf_index, ett_ros_Invoke); return offset; } static int dissect_invoke_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_Invoke(TRUE, tvb, offset, pinfo, tree, hf_ros_invoke); } static int dissect_ros_T_result1(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { char *oid; /* not sure what the length should be - -1 for now */ proto_tree_add_text(tree, tvb, offset,-1, "return result"); if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(pinfo, session->pres_ctx_id))) { /* this should be ROS! */ session->ros_op = (ROS_OP_INVOKE | ROS_OP_RESULT); /* now add the opcode */ session->ros_op |= opcode; offset = call_ros_oid_callback(oid, tvb, offset, pinfo, top_tree); } return offset; } static int dissect_result1(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_T_result1(FALSE, tvb, offset, pinfo, tree, hf_ros_result1); } static const ber_sequence_t T_result_sequence[] = { { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_opcode }, { BER_CLASS_ANY, 0, BER_FLAGS_NOOWNTAG, dissect_result1 }, { 0, 0, 0, NULL } }; static int dissect_ros_T_result(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_sequence(implicit_tag, pinfo, tree, tvb, offset, T_result_sequence, hf_index, ett_ros_T_result); return offset; } static int dissect_result(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_T_result(FALSE, tvb, offset, pinfo, tree, hf_ros_result); } static const ber_sequence_t ReturnResult_sequence[] = { { BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_invokeId }, { BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_result }, { 0, 0, 0, NULL } }; static int dissect_ros_ReturnResult(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_sequence(implicit_tag, pinfo, tree, tvb, offset, ReturnResult_sequence, hf_index, ett_ros_ReturnResult); return offset; } static int dissect_returnResult_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_ReturnResult(TRUE, tvb, offset, pinfo, tree, hf_ros_returnResult); } static int dissect_ros_T_parameter(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { char *oid; /* not sure what the length should be - -1 for now */ proto_tree_add_text(tree, tvb, offset,-1, "return result"); if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(pinfo, session->pres_ctx_id))) { /* this should be ROS! */ session->ros_op = (ROS_OP_INVOKE | ROS_OP_ERROR); /* now add the opcode (really the errode) */ session->ros_op |= opcode; offset = call_ros_oid_callback(oid, tvb, offset, pinfo, top_tree); } return offset; } static int dissect_parameter(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_T_parameter(FALSE, tvb, offset, pinfo, tree, hf_ros_parameter); } static const ber_sequence_t ReturnError_sequence[] = { { BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_invokeId }, { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_errcode }, { BER_CLASS_ANY, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_parameter }, { 0, 0, 0, NULL } }; static int dissect_ros_ReturnError(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_sequence(implicit_tag, pinfo, tree, tvb, offset, ReturnError_sequence, hf_index, ett_ros_ReturnError); return offset; } static int dissect_returnError_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_ReturnError(TRUE, tvb, offset, pinfo, tree, hf_ros_returnError); } static const value_string ros_GeneralProblem_vals[] = { { 0, "unrecognizedPDU" }, { 1, "mistypedPDU" }, { 2, "badlyStructuredPDU" }, { 0, NULL } }; static int dissect_ros_GeneralProblem(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_integer(implicit_tag, pinfo, tree, tvb, offset, hf_index, NULL); return offset; } static int dissect_general_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_GeneralProblem(TRUE, tvb, offset, pinfo, tree, hf_ros_general); } static const value_string ros_InvokeProblem_vals[] = { { 0, "duplicateInvocation" }, { 1, "unrecognizedOperation" }, { 2, "mistypedArgument" }, { 3, "resourceLimitation" }, { 4, "releaseInProgress" }, { 5, "unrecognizedLinkedId" }, { 6, "linkedResponseUnexpected" }, { 7, "unexpectedLinkedOperation" }, { 0, NULL } }; static int dissect_ros_InvokeProblem(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_integer(implicit_tag, pinfo, tree, tvb, offset, hf_index, NULL); return offset; } static int dissect_invoke1_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_InvokeProblem(TRUE, tvb, offset, pinfo, tree, hf_ros_invoke1); } static const value_string ros_ReturnResultProblem_vals[] = { { 0, "unrecognizedInvocation" }, { 1, "resultResponseUnexpected" }, { 2, "mistypedResult" }, { 0, NULL } }; static int dissect_ros_ReturnResultProblem(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_integer(implicit_tag, pinfo, tree, tvb, offset, hf_index, NULL); return offset; } static int dissect_returnResult1_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_ReturnResultProblem(TRUE, tvb, offset, pinfo, tree, hf_ros_returnResult1); } static const value_string ros_ReturnErrorProblem_vals[] = { { 0, "unrecognizedInvocation" }, { 1, "errorResponseUnexpected" }, { 2, "unrecognizedError" }, { 3, "unexpectedError" }, { 4, "mistypedParameter" }, { 0, NULL } }; static int dissect_ros_ReturnErrorProblem(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_integer(implicit_tag, pinfo, tree, tvb, offset, hf_index, NULL); return offset; } static int dissect_returnError1_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_ReturnErrorProblem(TRUE, tvb, offset, pinfo, tree, hf_ros_returnError1); } static const value_string ros_T_problem_vals[] = { { 0, "general" }, { 1, "invoke" }, { 2, "returnResult" }, { 3, "returnError" }, { 0, NULL } }; static const ber_choice_t T_problem_choice[] = { { 0, BER_CLASS_CON, 0, 0, dissect_general_impl }, { 1, BER_CLASS_CON, 1, 0, dissect_invoke1_impl }, { 2, BER_CLASS_CON, 2, 0, dissect_returnResult1_impl }, { 3, BER_CLASS_CON, 3, 0, dissect_returnError1_impl }, { 0, 0, 0, 0, NULL } }; static int dissect_ros_T_problem(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_choice(pinfo, tree, tvb, offset, T_problem_choice, hf_index, ett_ros_T_problem, NULL); return offset; } static int dissect_problem(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_T_problem(FALSE, tvb, offset, pinfo, tree, hf_ros_problem); } static const ber_sequence_t Reject_sequence[] = { { BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_invokeId }, { BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_problem }, { 0, 0, 0, NULL } }; static int dissect_ros_Reject(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_sequence(implicit_tag, pinfo, tree, tvb, offset, Reject_sequence, hf_index, ett_ros_Reject); return offset; } static int dissect_reject_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_Reject(TRUE, tvb, offset, pinfo, tree, hf_ros_reject); } static int dissect_ros_T_bind_invoke(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { char *oid; /* not sure what the length should be - -1 for now */ proto_tree_add_text(tree, tvb, offset,-1, "bind-invoke"); if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(pinfo, session->pres_ctx_id))) { /* this should be ROS! */ session->ros_op = (ROS_OP_BIND | ROS_OP_ARGUMENT); offset = call_ros_oid_callback(oid, tvb, offset, pinfo, top_tree); } return offset; } static int dissect_bind_invoke_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_T_bind_invoke(TRUE, tvb, offset, pinfo, tree, hf_ros_bind_invoke); } static int dissect_ros_T_bind_result(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { char *oid; /* not sure what the length should be - -1 for now */ proto_tree_add_text(tree, tvb, offset,-1, "bind-result"); if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(pinfo, session->pres_ctx_id))) { /* this should be ROS! */ session->ros_op = (ROS_OP_BIND | ROS_OP_RESULT); offset = call_ros_oid_callback(oid, tvb, offset, pinfo, top_tree); } return offset; } static int dissect_bind_result_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_T_bind_result(TRUE, tvb, offset, pinfo, tree, hf_ros_bind_result); } static int dissect_ros_T_bind_error(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { char *oid; /* not sure what the length should be - -1 for now */ proto_tree_add_text(tree, tvb, offset,-1, "bind-error"); if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(pinfo, session->pres_ctx_id))) { /* this should be ROS! */ session->ros_op = (ROS_OP_BIND | ROS_OP_ERROR); offset = call_ros_oid_callback(oid, tvb, offset, pinfo, top_tree); } return offset; } static int dissect_bind_error_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_T_bind_error(TRUE, tvb, offset, pinfo, tree, hf_ros_bind_error); } static int dissect_ros_T_unbind_invoke(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { char *oid; /* not sure what the length should be - -1 for now */ proto_tree_add_text(tree, tvb, offset,-1, "unbind-invoke"); if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(pinfo, session->pres_ctx_id))) { /* this should be ROS! */ session->ros_op = (ROS_OP_UNBIND | ROS_OP_ARGUMENT); offset = call_ros_oid_callback(oid, tvb, offset, pinfo, top_tree); } return offset; } static int dissect_unbind_invoke_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_T_unbind_invoke(TRUE, tvb, offset, pinfo, tree, hf_ros_unbind_invoke); } static int dissect_ros_T_unbind_result(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { char *oid; /* not sure what the length should be - -1 for now */ proto_tree_add_text(tree, tvb, offset,-1, "unbind-result"); if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(pinfo, session->pres_ctx_id))) { /* this should be ROS! */ session->ros_op = (ROS_OP_UNBIND | ROS_OP_RESULT); offset = call_ros_oid_callback(oid, tvb, offset, pinfo, top_tree); } return offset; } static int dissect_unbind_result_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_T_unbind_result(TRUE, tvb, offset, pinfo, tree, hf_ros_unbind_result); } static int dissect_ros_T_unbind_error(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { char *oid; /* not sure what the length should be - -1 for now */ proto_tree_add_text(tree, tvb, offset,-1, "unbind-error"); if(session && session->pres_ctx_id && (oid = find_oid_by_pres_ctx_id(pinfo, session->pres_ctx_id))) { /* this should be ROS! */ session->ros_op = (ROS_OP_UNBIND | ROS_OP_ERROR); offset = call_ros_oid_callback(oid, tvb, offset, pinfo, top_tree); } return offset; } static int dissect_unbind_error_impl(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_T_unbind_error(TRUE, tvb, offset, pinfo, tree, hf_ros_unbind_error); } static const value_string ros_ROS_vals[] = { { 1, "invoke" }, { 2, "returnResult" }, { 3, "returnError" }, { 4, "reject" }, { 16, "bind-invoke" }, { 17, "bind-result" }, { 18, "bind-error" }, { 19, "unbind-invoke" }, { 20, "unbind-result" }, { 21, "unbind-error" }, { 0, NULL } }; static const ber_choice_t ROS_choice[] = { { 1, BER_CLASS_CON, 1, 0, dissect_invoke_impl }, { 2, BER_CLASS_CON, 2, 0, dissect_returnResult_impl }, { 3, BER_CLASS_CON, 3, 0, dissect_returnError_impl }, { 4, BER_CLASS_CON, 4, 0, dissect_reject_impl }, { 16, BER_CLASS_CON, 16, 0, dissect_bind_invoke_impl }, { 17, BER_CLASS_CON, 17, 0, dissect_bind_result_impl }, { 18, BER_CLASS_CON, 18, 0, dissect_bind_error_impl }, { 19, BER_CLASS_CON, 19, 0, dissect_unbind_invoke_impl }, { 20, BER_CLASS_CON, 20, 0, dissect_unbind_result_impl }, { 21, BER_CLASS_CON, 21, 0, dissect_unbind_error_impl }, { 0, 0, 0, 0, NULL } }; static int dissect_ros_ROS(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_choice(pinfo, tree, tvb, offset, ROS_choice, hf_index, ett_ros_ROS, NULL); return offset; } static const value_string ros_RejectProblem_vals[] = { { 0, "general-unrecognizedPDU" }, { 1, "general-mistypedPDU" }, { 2, "general-badlyStructuredPDU" }, { 10, "invoke-duplicateInvocation" }, { 11, "invoke-unrecognizedOperation" }, { 12, "invoke-mistypedArgument" }, { 13, "invoke-resourceLimitation" }, { 14, "invoke-releaseInProgress" }, { 15, "invoke-unrecognizedLinkedId" }, { 16, "invoke-linkedResponseUnexpected" }, { 17, "invoke-unexpectedLinkedOperation" }, { 20, "returnResult-unrecognizedInvocation" }, { 21, "returnResult-resultResponseUnexpected" }, { 22, "returnResult-mistypedResult" }, { 30, "returnError-unrecognizedInvocation" }, { 31, "returnError-errorResponseUnexpected" }, { 32, "returnError-unrecognizedError" }, { 33, "returnError-unexpectedError" }, { 34, "returnError-mistypedParameter" }, { 0, NULL } }; static int dissect_ros_RejectProblem(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_integer(implicit_tag, pinfo, tree, tvb, offset, hf_index, NULL); return offset; } static int dissect_ros_OBJECT_IDENTIFIER(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_object_identifier(implicit_tag, pinfo, tree, tvb, offset, hf_index, NULL); return offset; } static int dissect_global(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) { return dissect_ros_OBJECT_IDENTIFIER(FALSE, tvb, offset, pinfo, tree, hf_ros_global); } const value_string ros_Code_vals[] = { { 0, "local" }, { 1, "global" }, { 0, NULL } }; static const ber_choice_t Code_choice[] = { { 0, BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_local }, { 1, BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_global }, { 0, 0, 0, 0, NULL } }; int dissect_ros_Code(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_choice(pinfo, tree, tvb, offset, Code_choice, hf_index, ett_ros_Code, NULL); return offset; } static int dissect_ros_Priority(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) { offset = dissect_ber_integer(implicit_tag, pinfo, tree, tvb, offset, hf_index, NULL); return offset; } /*--- End of included file: packet-ros-fn.c ---*/ /* * Dissect ROS PDUs inside a PPDU. */ static void dissect_ros(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree) { int offset = 0; int old_offset; proto_item *item=NULL; proto_tree *tree=NULL; /* save parent_tree so subdissectors can create new top nodes */ top_tree=parent_tree; /* do we have application context from the acse dissector? */ if( !pinfo->private_data ){ if(parent_tree){ proto_tree_add_text(parent_tree, tvb, offset, -1, "Internal error:can't get application context from ACSE dissector."); } return ; } else { session = ( (struct SESSION_DATA_STRUCTURE*)(pinfo->private_data) ); } if(parent_tree){ item = proto_tree_add_item(parent_tree, proto_ros, tvb, 0, -1, FALSE); tree = proto_item_add_subtree(item, ett_ros); } if (check_col(pinfo->cinfo, COL_PROTOCOL)) col_set_str(pinfo->cinfo, COL_PROTOCOL, "ROS"); if (check_col(pinfo->cinfo, COL_INFO)) col_clear(pinfo->cinfo, COL_INFO); while (tvb_reported_length_remaining(tvb, offset) > 0){ old_offset=offset; offset=dissect_ros_ROS(FALSE, tvb, offset, pinfo , tree, -1); if(offset == old_offset){ proto_tree_add_text(tree, tvb, offset, -1,"Internal error, zero-byte ROS PDU"); offset = tvb_length(tvb); break; } } } /*--- proto_register_ros -------------------------------------------*/ void proto_register_ros(void) { /* List of fields */ static hf_register_info hf[] = { /*--- Included file: packet-ros-hfarr.c ---*/ { &hf_ros_invoke, { "invoke", "ros.invoke", FT_NONE, BASE_NONE, NULL, 0, "ROS/invoke", HFILL }}, { &hf_ros_returnResult, { "returnResult", "ros.returnResult", FT_NONE, BASE_NONE, NULL, 0, "ROS/returnResult", HFILL }}, { &hf_ros_returnError, { "returnError", "ros.returnError", FT_NONE, BASE_NONE, NULL, 0, "ROS/returnError", HFILL }}, { &hf_ros_reject, { "reject", "ros.reject", FT_NONE, BASE_NONE, NULL, 0, "ROS/reject", HFILL }}, { &hf_ros_bind_invoke, { "bind-invoke", "ros.bind_invoke", FT_NONE, BASE_NONE, NULL, 0, "ROS/bind-invoke", HFILL }}, { &hf_ros_bind_result, { "bind-result", "ros.bind_result", FT_NONE, BASE_NONE, NULL, 0, "ROS/bind-result", HFILL }}, { &hf_ros_bind_error, { "bind-error", "ros.bind_error", FT_NONE, BASE_NONE, NULL, 0, "ROS/bind-error", HFILL }}, { &hf_ros_unbind_invoke, { "unbind-invoke", "ros.unbind_invoke", FT_NONE, BASE_NONE, NULL, 0, "ROS/unbind-invoke", HFILL }}, { &hf_ros_unbind_result, { "unbind-result", "ros.unbind_result", FT_NONE, BASE_NONE, NULL, 0, "ROS/unbind-result", HFILL }}, { &hf_ros_unbind_error, { "unbind-error", "ros.unbind_error", FT_NONE, BASE_NONE, NULL, 0, "ROS/unbind-error", HFILL }}, { &hf_ros_invokeId, { "invokeId", "ros.invokeId", FT_UINT32, BASE_DEC, VALS(ros_InvokeId_vals), 0, "", HFILL }}, { &hf_ros_linkedId, { "linkedId", "ros.linkedId", FT_INT32, BASE_DEC, NULL, 0, "Invoke/linkedId", HFILL }}, { &hf_ros_opcode, { "opcode", "ros.opcode", FT_INT32, BASE_DEC, NULL, 0, "", HFILL }}, { &hf_ros_argument, { "argument", "ros.argument", FT_NONE, BASE_NONE, NULL, 0, "Invoke/argument", HFILL }}, { &hf_ros_result, { "result", "ros.result", FT_NONE, BASE_NONE, NULL, 0, "ReturnResult/result", HFILL }}, { &hf_ros_result1, { "result", "ros.result", FT_NONE, BASE_NONE, NULL, 0, "ReturnResult/result/result", HFILL }}, { &hf_ros_errcode, { "errcode", "ros.errcode", FT_INT32, BASE_DEC, NULL, 0, "ReturnError/errcode", HFILL }}, { &hf_ros_parameter, { "parameter", "ros.parameter", FT_NONE, BASE_NONE, NULL, 0, "ReturnError/parameter", HFILL }}, { &hf_ros_problem, { "problem", "ros.problem", FT_UINT32, BASE_DEC, VALS(ros_T_problem_vals), 0, "Reject/problem", HFILL }}, { &hf_ros_general, { "general", "ros.general", FT_INT32, BASE_DEC, VALS(ros_GeneralProblem_vals), 0, "Reject/problem/general", HFILL }}, { &hf_ros_invoke1, { "invoke", "ros.invoke", FT_INT32, BASE_DEC, VALS(ros_InvokeProblem_vals), 0, "Reject/problem/invoke", HFILL }}, { &hf_ros_returnResult1, { "returnResult", "ros.returnResult", FT_INT32, BASE_DEC, VALS(ros_ReturnResultProblem_vals), 0, "Reject/problem/returnResult", HFILL }}, { &hf_ros_returnError1, { "returnError", "ros.returnError", FT_INT32, BASE_DEC, VALS(ros_ReturnErrorProblem_vals), 0, "Reject/problem/returnError", HFILL }}, { &hf_ros_present, { "present", "ros.present", FT_INT32, BASE_DEC, NULL, 0, "InvokeId/present", HFILL }}, { &hf_ros_absent, { "absent", "ros.absent", FT_NONE, BASE_NONE, NULL, 0, "InvokeId/absent", HFILL }}, { &hf_ros_local, { "local", "ros.local", FT_INT32, BASE_DEC, NULL, 0, "Code/local", HFILL }}, { &hf_ros_global, { "global", "ros.global", FT_STRING, BASE_NONE, NULL, 0, "Code/global", HFILL }}, /*--- End of included file: packet-ros-hfarr.c ---*/ }; /* List of subtrees */ static gint *ett[] = { &ett_ros, &ett_ros_unknown, /*--- Included file: packet-ros-ettarr.c ---*/ &ett_ros_ROS, &ett_ros_Invoke, &ett_ros_ReturnResult, &ett_ros_T_result, &ett_ros_ReturnError, &ett_ros_Reject, &ett_ros_T_problem, &ett_ros_InvokeId, &ett_ros_Code, /*--- End of included file: packet-ros-ettarr.c ---*/ }; /* Register protocol */ proto_ros = proto_register_protocol(PNAME, PSNAME, PFNAME); register_dissector("ros", dissect_ros, proto_ros); /* Register fields and subtrees */ proto_register_field_array(proto_ros, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); ros_oid_dissector_table = register_dissector_table("ros.oid", "ROS OID Dissectors", FT_STRING, BASE_NONE); oid_table=g_hash_table_new(g_str_hash, g_str_equal); } /*--- proto_reg_handoff_ros --- */ void proto_reg_handoff_ros(void) { }