packet-aim-admin.c

   1 /* packet-aim-admin.c
   2  * Routines for AIM (OSCAR) dissection, Administration Service
   3  * Copyright 2004, Jelmer Vernooij <jelmer@samba.org>
   4  *
   5  * $Id$
   6  *
   7  * Ethereal - Network traffic analyzer
   8  * By Gerald Combs <gerald@ethereal.com>
   9  * Copyright 1998 Gerald Combs
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License
  13  * as published by the Free Software Foundation; either version 2
  14  * of the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  24  */
  25
  26 #ifdef HAVE_CONFIG_H
  27 # include "config.h"
  28 #endif
  29
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32 #include <string.h>
  33 #include <ctype.h>
  34
  35 #include <glib.h>
  36
  37 #include <epan/packet.h>
  38 #include <epan/strutil.h>
  39
  40 #include "packet-aim.h"
  41
  42 #define FAMILY_ADMIN      0x0007
  43
  44 /* Family Admin */
  45 #define FAMILY_ADMIN_ERROR            0x0001
  46 #define FAMILY_ADMIN_ACCNT_INFO_REQ   0x0002
  47 #define FAMILY_ADMIN_ACCNT_INFO_REPL  0x0003
  48 #define FAMILY_ADMIN_INFOCHANGEREQ    0x0004
  49 #define FAMILY_ADMIN_INFOCHANGEREPLY  0x0005
  50 #define FAMILY_ADMIN_ACCT_CFRM_REQ    0x0006
  51 #define FAMILY_ADMIN_ACCT_CFRM_REPL   0x0007
  52 #define FAMILY_ADMIN_DEFAULT          0xffff
  53
  54 static const value_string aim_fnac_family_admin[] = {
  55   { FAMILY_ADMIN_ERROR, "Error" },
  56   { FAMILY_ADMIN_ACCNT_INFO_REQ, "Request Account Information" },
  57   { FAMILY_ADMIN_ACCNT_INFO_REPL, "Requested Account Information" },
  58   { FAMILY_ADMIN_INFOCHANGEREQ, "Infochange Request" },
  59   { FAMILY_ADMIN_INFOCHANGEREPLY, "Infochange Reply" },
  60   { FAMILY_ADMIN_ACCT_CFRM_REQ, "Account Confirm Request" },
  61   { FAMILY_ADMIN_ACCT_CFRM_REPL, "Account Confirm Reply" },
  62   { FAMILY_ADMIN_DEFAULT, "Adminstrative Default" },
  63   { 0, NULL }
  64 };
  65
  66 #define CONFIRM_STATUS_EMAIL_SENT                0x00
  67 #define CONFIRM_STATUS_ALREADY_CONFIRMED 0x1E
  68 #define CONFIRM_STATUS_SERVER_ERROR          0x23
  69
  70 static const value_string confirm_statusses[] = {
  71         { CONFIRM_STATUS_EMAIL_SENT, "A confirmation email has been sent" },
  72         { CONFIRM_STATUS_ALREADY_CONFIRMED, "Account was already confirmed" },
  73         { CONFIRM_STATUS_SERVER_ERROR, "Server couldn't start confirmation process" },
  74         { 0, NULL }
  75 };
  76
  77 /* Initialize the protocol and registered fields */
  78 static int proto_aim_admin = -1;
  79 static int hf_admin_acctinfo_code = -1;
  80 static int hf_admin_acctinfo_permissions = -1;
  81 static int hf_admin_confirm_status = -1;
  82
  83 /* Initialize the subtree pointers */
  84 static gint ett_aim_admin          = -1;
  85
  86 static int dissect_aim_admin(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) {
  87         struct aiminfo *aiminfo = pinfo->private_data;
  88     proto_item *ti = NULL;
  89     proto_tree *admin_tree = NULL;
  90         int offset = 0;
  91
  92     if(tree) {
  93         ti = proto_tree_add_text(tree, tvb, 0, -1,"AIM Administration Service");
  94         admin_tree = proto_item_add_subtree(ti, ett_aim_admin);
  95     }
  96
  97         switch(aiminfo->subtype) {
  98         case FAMILY_ADMIN_ERROR:
  99                 return dissect_aim_snac_error(tvb, pinfo, 0, admin_tree);
 100         case FAMILY_ADMIN_ACCNT_INFO_REQ:
 101                 proto_tree_add_item(admin_tree, hf_admin_acctinfo_code, tvb, 0, 2, tvb_get_ntohs(tvb, 0));
 102                 proto_tree_add_text(admin_tree, tvb, 2, 2, "Unknown");
 103                 return 4;
 104
 105         case FAMILY_ADMIN_INFOCHANGEREPLY:
 106     case FAMILY_ADMIN_ACCNT_INFO_REPL:
 107                 {
 108                         proto_tree_add_uint(admin_tree, hf_admin_acctinfo_permissions, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
 109                         return dissect_aim_tlv_list(tvb, pinfo, offset, admin_tree, client_tlvs);
 110                 }
 111         case FAMILY_ADMIN_INFOCHANGEREQ:
 112                 while(tvb_length_remaining(tvb, offset) > 0) {
 113                         offset = dissect_aim_tlv(tvb, pinfo, offset, admin_tree, client_tlvs);
 114                 }
 115                 return offset;
 116         case FAMILY_ADMIN_ACCT_CFRM_REQ:
 117                 /* No data */
 118                 return 0;
 119         case FAMILY_ADMIN_ACCT_CFRM_REPL:
 120                 proto_tree_add_uint(admin_tree, hf_admin_confirm_status, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
 121                 while(tvb_length_remaining(tvb, offset) > 0) {
 122                         offset = dissect_aim_tlv(tvb, pinfo, offset, admin_tree, client_tlvs);
 123                 }
 124                 return offset;
 125
 126         default: return 0;
 127         }
 128         return 0;
 129 }
 130
 131 /* Register the protocol with Ethereal */
 132 void
 133 proto_register_aim_admin(void)
 134 {
 135
 136 /* Setup list of header fields */
 137   static hf_register_info hf[] = {
 138           { &hf_admin_acctinfo_code,
 139                   { "Account Information Request Code", "aim.acctinfo.code", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL },
 140           },
 141           { &hf_admin_acctinfo_permissions,
 142                   { "Account Permissions", "aim.acctinfo.permissions", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL },
 143           },
 144           { &hf_admin_confirm_status,
 145                   { "Confirmation status", "admin.confirm_status", FT_UINT16, BASE_HEX, VALS(confirm_statusses), 0x0, "", HFILL },
 146                                                                                                                                                                          },
 147   };
 148
 149 /* Setup protocol subtree array */
 150   static gint *ett[] = {
 151     &ett_aim_admin,
 152   };
 153
 154 /* Register the protocol name and description */
 155   proto_aim_admin = proto_register_protocol("AIM Administrative", "AIM Administration", "aim_admin");
 156
 157 /* Required function calls to register the header fields and subtrees used */
 158   proto_register_field_array(proto_aim_admin, hf, array_length(hf));
 159   proto_register_subtree_array(ett, array_length(ett));
 160 }
 161
 162 void
 163 proto_reg_handoff_aim_admin(void)
 164 {
 165   dissector_handle_t aim_handle;
 166
 167   aim_handle = new_create_dissector_handle(dissect_aim_admin, proto_aim_admin);
 168   dissector_add("aim.family", FAMILY_ADMIN, aim_handle);
 169   aim_init_family(FAMILY_ADMIN, "Administration", aim_fnac_family_admin);
 170 }