epan/dissectors/packet-dcerpc-rs_misc.c

   1 /* packet-dcerpc-rs_misc.c
   2  *
   3  * Routines for dcerpc RS-MISC
   4  * Copyright 2002, Jaime Fournier <Jaime.Fournier@hush.com>
   5  * This information is based off the released idl files from opengroup.
   6  * ftp://ftp.opengroup.org/pub/dce122/dce/src/security.tar.gz security/idl/rs_misc.idl
   7  *
   8  * $Id$
   9  *
  10  * Wireshark - Network traffic analyzer
  11  * By Gerald Combs <gerald@wireshark.org>
  12  * Copyright 1998 Gerald Combs
  13  *
  14  * This program is free software; you can redistribute it and/or
  15  * modify it under the terms of the GNU General Public License
  16  * as published by the Free Software Foundation; either version 2
  17  * of the License, or (at your option) any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with this program; if not, write to the Free Software
  26  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  27  */
  28
  29 #ifdef HAVE_CONFIG_H
  30 #include "config.h"
  31 #endif
  32
  33
  34 #ifdef HAVE_SYS_TYPES_H
  35 #include <sys/types.h>
  36 #endif
  37
  38 #include <string.h>
  39
  40 #include <glib.h>
  41 #include <epan/packet.h>
  42 #include "packet-dcerpc.h"
  43
  44
  45 static int proto_rs_misc = -1;
  46 static int hf_rs_misc_opnum = -1;
  47 static int hf_rs_misc_login_get_info_rqst_var = -1;
  48 static int hf_rs_misc_login_get_info_rqst_key_size = -1;
  49 static int hf_rs_misc_login_get_info_rqst_key_t = -1;
  50
  51
  52 static gint ett_rs_misc = -1;
  53
  54
  55 static e_uuid_t uuid_rs_misc = { 0x4c878280, 0x5000, 0x0000, { 0x0d, 0x00, 0x02, 0x87, 0x14, 0x00, 0x00, 0x00 } };
  56 static guint16  ver_rs_misc = 1;
  57
  58
  59 static int
  60 rs_misc_dissect_login_get_info_rqst (tvbuff_t *tvb, int offset,
  61         packet_info *pinfo, proto_tree *tree, guint8 *drep)
  62 {
  63
  64         guint32 key_size;
  65         const char *key_t = NULL;
  66
  67         offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
  68                         hf_rs_misc_login_get_info_rqst_var, NULL);
  69         offset = dissect_ndr_uint32 (tvb, offset, pinfo, tree, drep,
  70                         hf_rs_misc_login_get_info_rqst_key_size, &key_size);
  71
  72         if (key_size){ /* Not able to yet decipher the OTHER versions of this call just yet. */
  73
  74                 proto_tree_add_string (tree, hf_rs_misc_login_get_info_rqst_key_t, tvb, offset, hf_rs_misc_login_get_info_rqst_key_size, tvb_get_ptr (tvb, offset, key_size));
  75                 key_t = (const char *)tvb_get_ptr(tvb,offset,key_size);
  76                 offset += key_size;
  77
  78                 if (check_col(pinfo->cinfo, COL_INFO)) {
  79                         col_append_fstr(pinfo->cinfo, COL_INFO,
  80                                 "rs_login_get_info Request for: %s ", key_t);
  81                 }
  82         } else {
  83                 if (check_col(pinfo->cinfo, COL_INFO)) {
  84                         col_append_str(pinfo->cinfo, COL_INFO,
  85                                 "rs_login_get_info Request (other)");
  86                 }
  87         }
  88
  89         return offset;
  90 }
  91
  92
  93 static dcerpc_sub_dissector rs_misc_dissectors[] = {
  94         { 0, "login_get_info", rs_misc_dissect_login_get_info_rqst, NULL},
  95         { 1, "wait_until_consistent", NULL, NULL},
  96         { 2, "check_consistency", NULL, NULL},
  97         { 0, NULL, NULL, NULL }
  98 };
  99
 100 void
 101 proto_register_rs_misc (void)
 102 {
 103         static hf_register_info hf[] = {
 104         { &hf_rs_misc_opnum,
 105                 { "Operation", "rs_misc.opnum", FT_UINT16, BASE_DEC,
 106                 NULL, 0x0, "Operation", HFILL }},
 107         { &hf_rs_misc_login_get_info_rqst_var,
 108                 { "Var", "rs_misc.login_get_info_rqst_var", FT_UINT32, BASE_DEC,
 109                 NULL, 0x0, "", HFILL }},
 110         { &hf_rs_misc_login_get_info_rqst_key_size,
 111                 { "Key Size", "rs_misc.login_get_info_rqst_key_size", FT_UINT32, BASE_DEC,
 112                 NULL, 0x0, "", HFILL }},
 113         { &hf_rs_misc_login_get_info_rqst_key_t,
 114                 { "Key", "rs.misc_login_get_info_rqst_key_t", FT_STRING, BASE_NONE,
 115                 NULL, 0x0, "", HFILL }}
 116         };
 117
 118         static gint *ett[] = {
 119                 &ett_rs_misc,
 120         };
 121         proto_rs_misc = proto_register_protocol ("DCE/RPC RS_MISC", "rs_misc", "rs_misc");
 122         proto_register_field_array (proto_rs_misc, hf, array_length (hf));
 123         proto_register_subtree_array (ett, array_length (ett));
 124 }
 125
 126 void
 127 proto_reg_handoff_rs_misc (void)
 128 {
 129         /* Register the protocol as dcerpc */
 130         dcerpc_init_uuid (proto_rs_misc, ett_rs_misc, &uuid_rs_misc, ver_rs_misc, rs_misc_dissectors, hf_rs_misc_opnum);
 131 }