From 3487cd6d59181fa5946877f9617d41f0a056e8fc Mon Sep 17 00:00:00 2001 From: Ronnie Sahlberg Date: Wed, 16 Nov 2005 22:53:33 +0000 Subject: from Graeme Lunt 4 new asn based protocols X501 DISP DAP DSP svn path=/trunk/; revision=16518 --- asn1/dap/packet-dap-template.c | 342 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 342 insertions(+) create mode 100755 asn1/dap/packet-dap-template.c (limited to 'asn1/dap/packet-dap-template.c') diff --git a/asn1/dap/packet-dap-template.c b/asn1/dap/packet-dap-template.c new file mode 100755 index 0000000000..4c8b06fb57 --- /dev/null +++ b/asn1/dap/packet-dap-template.c @@ -0,0 +1,342 @@ +/* packet-dap.c + * Routines for X.511 (X.500 Directory Asbtract Service) and X.519 DAP packet dissection + * Graeme Lunt 2005 + * + * $Id: packet-dap-template.c 14773 2005-06-26 10:59:15Z etxrab $ + * + * 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 + +#include "packet-ber.h" +#include "packet-acse.h" +#include "packet-ros.h" + +#include "packet-x509if.h" +#include "packet-x509af.h" +#include "packet-x509sat.h" +#include "packet-crmf.h" + +#include "packet-dsp.h" +#include "packet-dap.h" + + +/* we don't have a separate dissector for X519 - + most of DAP is defined in X511 */ +#define PNAME "X.519 Directory Access Protocol" +#define PSNAME "DAP" +#define PFNAME "dap" + +static guint global_dap_tcp_port = 102; +static guint tcp_port = 0; +static dissector_handle_t tpkt_handle = NULL; +void prefs_register_dap(void); /* forwad declaration for use in preferences registration */ + + +/* Initialize the protocol and registered fields */ +int proto_dap = -1; + +static struct SESSION_DATA_STRUCTURE* session = NULL; + +#include "packet-dap-hf.c" + +/* Initialize the subtree pointers */ +static gint ett_dap = -1; +#include "packet-dap-ett.c" + +#include "packet-dap-fn.c" + +/* +* Dissect DAP PDUs inside a ROS PDUs +*/ +static void +dissect_dap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree) +{ + int offset = 0; + int old_offset; + proto_item *item=NULL; + proto_tree *tree=NULL; + int (*dap_dissector)(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index _U_) = NULL; + char *dap_op_name; + + /* do we have operation information from the ROS dissector? */ + if( !pinfo->private_data ){ + if(parent_tree){ + proto_tree_add_text(parent_tree, tvb, offset, -1, + "Internal error: can't get operation information from ROS dissector."); + } + return ; + } else { + session = ( (struct SESSION_DATA_STRUCTURE*)(pinfo->private_data) ); + } + + if(parent_tree){ + item = proto_tree_add_item(parent_tree, proto_dap, tvb, 0, -1, FALSE); + tree = proto_item_add_subtree(item, ett_dap); + } + if (check_col(pinfo->cinfo, COL_PROTOCOL)) + col_set_str(pinfo->cinfo, COL_PROTOCOL, "DAP"); + if (check_col(pinfo->cinfo, COL_INFO)) + col_clear(pinfo->cinfo, COL_INFO); + + switch(session->ros_op & ROS_OP_MASK) { + case (ROS_OP_BIND | ROS_OP_ARGUMENT): /* BindInvoke */ + dap_dissector = dissect_dap_DirectoryBindArgument; + dap_op_name = "Bind-Argument"; + break; + case (ROS_OP_BIND | ROS_OP_RESULT): /* BindResult */ + dap_dissector = dissect_dap_DirectoryBindResult; + dap_op_name = "Bind-Result"; + break; + case (ROS_OP_BIND | ROS_OP_ERROR): /* BindError */ + dap_dissector = dissect_dap_DirectoryBindError; + dap_op_name = "Bind-Error"; + break; + case (ROS_OP_INVOKE | ROS_OP_ARGUMENT): /* Invoke Argument */ + switch(session->ros_op & ROS_OP_OPCODE_MASK) { + case 1: /* read */ + dap_dissector = dissect_dap_ReadArgument; + dap_op_name = "Read-Argument"; + break; + case 2: /* compare */ + dap_dissector = dissect_dap_CompareArgument; + dap_op_name = "Compare-Argument"; + break; + case 3: /* abandon */ + dap_dissector = dissect_dap_AbandonArgument; + dap_op_name = "Abandon-Argument"; + break; + case 4: /* list */ + dap_dissector = dissect_dap_ListArgument; + dap_op_name = "List-Argument"; + break; + case 5: /* search */ + dap_dissector = dissect_dap_SearchArgument; + dap_op_name = "Search-Argument"; + break; + case 6: /* addEntry */ + dap_dissector = dissect_dap_AddEntryArgument; + dap_op_name = "Add-Entry-Argument"; + break; + case 7: /* removeEntry */ + dap_dissector = dissect_dap_RemoveEntryArgument; + dap_op_name = "Remove-Entry-Argument"; + break; + case 8: /* modifyEntry */ + dap_dissector = dissect_dap_ModifyEntryArgument; + dap_op_name = "Modify-Entry-Argument"; + break; + case 9: /* modifyDN */ + dap_dissector = dissect_dap_ModifyDNArgument; + dap_op_name = "Modify-DN-Argument"; + break; + default: + proto_tree_add_text(tree, tvb, offset, -1,"Unsupported DAP opcode (%d)", + session->ros_op & ROS_OP_OPCODE_MASK); + break; + } + break; + case (ROS_OP_INVOKE | ROS_OP_RESULT): /* Return Result */ + switch(session->ros_op & ROS_OP_OPCODE_MASK) { + case 1: /* read */ + dap_dissector = dissect_dap_ReadResult; + dap_op_name = "Read-Result"; + break; + case 2: /* compare */ + dap_dissector = dissect_dap_CompareResult; + dap_op_name = "Compare-Result"; + break; + case 3: /* abandon */ + dap_dissector = dissect_dap_AbandonResult; + dap_op_name = "Abandon-Result"; + break; + case 4: /* list */ + dap_dissector = dissect_dap_ListResult; + dap_op_name = "List-Result"; + break; + case 5: /* search */ + dap_dissector = dissect_dap_SearchResult; + dap_op_name = "Search-Result"; + break; + case 6: /* addEntry */ + dap_dissector = dissect_dap_AddEntryResult; + dap_op_name = "Add-Entry-Result"; + break; + case 7: /* removeEntry */ + dap_dissector = dissect_dap_RemoveEntryResult; + dap_op_name = "Remove-Entry-Result"; + break; + case 8: /* modifyEntry */ + dap_dissector = dissect_dap_ModifyEntryResult; + dap_op_name = "Modify-Entry-Result"; + break; + case 9: /* modifyDN */ + dap_dissector = dissect_dap_ModifyDNResult; + dap_op_name = "Modify-DN-Result"; + break; + default: + proto_tree_add_text(tree, tvb, offset, -1,"Unsupported DAP opcode"); + break; + } + break; + case (ROS_OP_INVOKE | ROS_OP_ERROR): /* Return Error */ + switch(session->ros_op & ROS_OP_OPCODE_MASK) { + case 1: /* attributeError */ + dap_dissector = dissect_dap_AttributeError; + dap_op_name = "Attribute-Error"; + break; + case 2: /* nameError */ + dap_dissector = dissect_dap_NameError; + dap_op_name = "Name-Error"; + break; + case 3: /* serviceError */ + dap_dissector = dissect_dap_ServiceError; + dap_op_name = "Service-Error"; + break; + case 4: /* referral */ + dap_dissector = dissect_dap_Referral; + dap_op_name = "Referral"; + break; + case 5: /* abandoned */ + dap_dissector = dissect_dap_Abandoned; + dap_op_name = "Abandoned"; + break; + case 6: /* securityError */ + dap_dissector = dissect_dap_SecurityError; + dap_op_name = "Security-Error"; + break; + case 7: /* abandonFailed */ + dap_dissector = dissect_dap_AbandonFailedError; + dap_op_name = "Abandon-Failed-Error"; + break; + case 8: /* updateError */ + dap_dissector = dissect_dap_UpdateError; + dap_op_name = "Update-Error"; + break; + default: + proto_tree_add_text(tree, tvb, offset, -1,"Unsupported DAP errcode"); + break; + } + break; + default: + proto_tree_add_text(tree, tvb, offset, -1,"Unsupported DAP PDU"); + return; + } + + if(dap_dissector) { + if (check_col(pinfo->cinfo, COL_INFO)) + col_add_str(pinfo->cinfo, COL_INFO, dap_op_name); + + while (tvb_reported_length_remaining(tvb, offset) > 0){ + old_offset=offset; + offset=(*dap_dissector)(FALSE, tvb, offset, pinfo , tree, -1); + if(offset == old_offset){ + proto_tree_add_text(tree, tvb, offset, -1,"Internal error, zero-byte DAP PDU"); + offset = tvb_length(tvb); + break; + } + } + } +} + + +/*--- proto_register_dap -------------------------------------------*/ +void proto_register_dap(void) { + + /* List of fields */ + static hf_register_info hf[] = + { +#include "packet-dap-hfarr.c" + }; + + /* List of subtrees */ + static gint *ett[] = { + &ett_dap, +#include "packet-dap-ettarr.c" + }; + module_t *dap_module; + + /* Register protocol */ + proto_dap = proto_register_protocol(PNAME, PSNAME, PFNAME); + register_dissector("dap", dissect_dap, proto_dap); + + /* Register fields and subtrees */ + proto_register_field_array(proto_dap, hf, array_length(hf)); + proto_register_subtree_array(ett, array_length(ett)); + + /* Register our configuration options for DAP, particularly our port */ + + dap_module = prefs_register_protocol(proto_dap, prefs_register_dap); + + prefs_register_uint_preference(dap_module, "tcp.port", "DAP TCP Port", + "Set the port for DAP operations (if other" + " than the default of 102)", + 10, &global_dap_tcp_port); + +} + + +/*--- proto_reg_handoff_dap --- */ +void proto_reg_handoff_dap(void) { + dissector_handle_t handle = NULL; + + /* #include "packet-dap-dis-tab.c" */ + + /* APPLICATION CONTEXT */ + + register_ber_oid_name("2.5.3.1", "id-ac-directory-access"); + + /* ABSTRACT SYNTAXES */ + + /* Register DAP with ROS (with no use of RTSE) */ + if((handle = find_dissector("dap"))) { + register_ros_oid_dissector_handle("2.5.9.1", handle, 0, "id-as-directory-access", FALSE); + } + + /* remember the tpkt handler for change in preferences */ + tpkt_handle = find_dissector("tpkt"); + +} + + +void prefs_register_dap(void) { + + /* de-register the old port */ + /* port 102 is registered by TPKT - don't undo this! */ + if((tcp_port != 102) && tpkt_handle) + dissector_delete("tcp.port", tcp_port, tpkt_handle); + + /* Set our port number for future use */ + tcp_port = global_dap_tcp_port; + + if((tcp_port > 0) && (tcp_port != 102) && tpkt_handle) + dissector_add("tcp.port", global_dap_tcp_port, tpkt_handle); + +} -- cgit v1.2.1