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-rw-r--r--epan/dissectors/packet-aim-ssi.c331
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diff --git a/epan/dissectors/packet-aim-ssi.c b/epan/dissectors/packet-aim-ssi.c
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+++ b/epan/dissectors/packet-aim-ssi.c
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+/* packet-aim-ssi.c
+ * Routines for AIM Instant Messenger (OSCAR) dissection, SNAC SSI
+ * Copyright 2004, Jelmer Vernooij <jelmer@samba.org>
+ * Copyright 2000, Ralf Hoelzer <ralf@well.com>
+ *
+ * $Id$
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * 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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+
+#include <glib.h>
+
+#include <epan/packet.h>
+#include <epan/strutil.h>
+
+#include "packet-aim.h"
+
+#define FAMILY_SSI 0x0013
+
+/* Family Server-Stored Buddy Lists */
+#define FAMILY_SSI_ERROR 0x0001
+#define FAMILY_SSI_REQRIGHTS 0x0002
+#define FAMILY_SSI_RIGHTSINFO 0x0003
+#define FAMILY_SSI_REQLIST_FIRSTTIME 0x0004
+#define FAMILY_SSI_REQLIST 0x0005
+#define FAMILY_SSI_LIST 0x0006
+#define FAMILY_SSI_ACTIVATE 0x0007
+#define FAMILY_SSI_ADD 0x0008
+#define FAMILY_SSI_MOD 0x0009
+#define FAMILY_SSI_DEL 0x000a
+#define FAMILY_SSI_SRVACK 0x000e
+#define FAMILY_SSI_NOLIST 0x000f
+#define FAMILY_SSI_EDITSTART 0x0011
+#define FAMILY_SSI_EDITSTOP 0x0012
+#define FAMILY_SSI_GRANT_FUTURE_AUTH 0x0014
+#define FAMILY_SSI_FUTUR_AUTH_GRANTED 0x0015
+#define FAMILY_SSI_SEND_AUTH_REQ 0x0018
+#define FAMILY_SSI_AUTH_REQ 0x0019
+#define FAMILY_SSI_SEND_AUTH_REPLY 0x001a
+#define FAMILY_SSI_AUTH_REPLY 0x001b
+#define FAMILY_SSI_WAS_ADDED 0x001c
+
+static const value_string aim_fnac_family_ssi[] = {
+ { FAMILY_SSI_ERROR, "Error" },
+ { FAMILY_SSI_REQRIGHTS, "Request Rights" },
+ { FAMILY_SSI_RIGHTSINFO, "Rights Info" },
+ { FAMILY_SSI_REQLIST_FIRSTTIME, "Request List (first time)" },
+ { FAMILY_SSI_REQLIST, "Request List" },
+ { FAMILY_SSI_LIST, "List" },
+ { FAMILY_SSI_ACTIVATE, "Activate" },
+ { FAMILY_SSI_ADD, "Add Buddy" },
+ { FAMILY_SSI_MOD, "Modify Buddy" },
+ { FAMILY_SSI_DEL, "Delete Buddy" },
+ { FAMILY_SSI_SRVACK, "Server Ack" },
+ { FAMILY_SSI_NOLIST, "No List" },
+ { FAMILY_SSI_EDITSTART, "Edit Start" },
+ { FAMILY_SSI_EDITSTOP, "Edit Stop" },
+ { FAMILY_SSI_GRANT_FUTURE_AUTH, "Grant Future Authorization to Client" },
+ { FAMILY_SSI_FUTUR_AUTH_GRANTED, "Future Authorization Granted" },
+ { FAMILY_SSI_SEND_AUTH_REQ, "Send Authentication Request" },
+ { FAMILY_SSI_AUTH_REQ, "Authentication Request" },
+ { FAMILY_SSI_SEND_AUTH_REPLY, "Send Authentication Reply" },
+ { FAMILY_SSI_AUTH_REPLY, "Authentication Reply" },
+ { FAMILY_SSI_WAS_ADDED, "Remote User Added Client To List" },
+ { 0, NULL }
+};
+
+#define FAMILY_SSI_TYPE_BUDDY 0x0000
+#define FAMILY_SSI_TYPE_GROUP 0x0001
+#define FAMILY_SSI_TYPE_PERMIT 0x0002
+#define FAMILY_SSI_TYPE_DENY 0x0003
+#define FAMILY_SSI_TYPE_PDINFO 0x0004
+#define FAMILY_SSI_TYPE_PRESENCEPREFS 0x0005
+#define FAMILY_SSI_TYPE_ICONINFO 0x0014
+
+static const value_string aim_fnac_family_ssi_types[] = {
+ { FAMILY_SSI_TYPE_BUDDY, "Buddy" },
+ { FAMILY_SSI_TYPE_GROUP, "Group" },
+ { FAMILY_SSI_TYPE_PERMIT, "Permit" },
+ { FAMILY_SSI_TYPE_DENY, "Deny" },
+ { FAMILY_SSI_TYPE_PDINFO, "PDINFO" },
+ { FAMILY_SSI_TYPE_PRESENCEPREFS, "Presence Preferences" },
+ { FAMILY_SSI_TYPE_ICONINFO, "Icon Info" },
+ { 0, NULL }
+};
+
+static const aim_tlv ssi_rights_tlvs[] = {
+ { 0, NULL, NULL }
+};
+
+static int dissect_aim_snac_ssi_list(tvbuff_t *tvb, packet_info *pinfo _U_,
+ int offset, proto_tree *tree, guint16 subtype _U_);
+
+/* Initialize the protocol and registered fields */
+static int proto_aim_ssi = -1;
+static int hf_aim_fnac_subtype_ssi_version = -1;
+static int hf_aim_fnac_subtype_ssi_numitems = -1;
+static int hf_aim_fnac_subtype_ssi_last_change_time = -1;
+static int hf_aim_fnac_subtype_ssi_buddyname_len = -1;
+static int hf_aim_fnac_subtype_ssi_buddyname = -1;
+static int hf_aim_fnac_subtype_ssi_gid = -1;
+static int hf_aim_fnac_subtype_ssi_bid = -1;
+static int hf_aim_fnac_subtype_ssi_type = -1;
+static int hf_aim_fnac_subtype_ssi_tlvlen = -1;
+static int hf_aim_fnac_subtype_ssi_data = -1;
+
+/* Initialize the subtree pointers */
+static gint ett_aim_ssi = -1;
+static gint ett_ssi = -1;
+
+static int dissect_ssi_item(tvbuff_t *tvb, packet_info *pinfo _U_,
+ int offset, proto_tree *ssi_entry,
+ guint16 subtype _U_)
+{
+ guint16 buddyname_length = 0;
+ int endoffset;
+ guint16 tlv_len = 0;
+ /* Buddy Name Length */
+ buddyname_length = tvb_get_ntohs(tvb, offset);
+ proto_tree_add_item(ssi_entry, hf_aim_fnac_subtype_ssi_buddyname_len,
+ tvb, offset, 2, FALSE);
+ offset += 2;
+
+ /* Buddy Name */
+ if (buddyname_length > 0) {
+ proto_tree_add_item(ssi_entry, hf_aim_fnac_subtype_ssi_buddyname, tvb,
+ offset, buddyname_length, FALSE);
+ offset += buddyname_length;
+ }
+
+ /* Buddy group ID */
+ proto_tree_add_item(ssi_entry, hf_aim_fnac_subtype_ssi_gid, tvb, offset,
+ 2, FALSE);
+ offset += 2;
+
+ /* Buddy ID */
+ proto_tree_add_item(ssi_entry, hf_aim_fnac_subtype_ssi_bid, tvb, offset,
+ 2, FALSE);
+ offset += 2;
+
+ /* Buddy Type */
+ proto_tree_add_item(ssi_entry, hf_aim_fnac_subtype_ssi_type, tvb, offset,
+ 2, FALSE);
+ offset += 2;
+
+ /* Size of the following TLV in bytes (as opposed to the number of
+ TLV objects in the chain) */
+ tlv_len = tvb_get_ntohs(tvb, offset);
+ proto_tree_add_item(ssi_entry, hf_aim_fnac_subtype_ssi_tlvlen, tvb,
+ offset, 2, FALSE);
+ offset += 2;
+
+ endoffset = offset;
+ /* For now, we just dump the TLV contents as-is, since there is not a
+ TLV dissection utility that works based on total chain length */
+ while(endoffset < offset+tlv_len) {
+ endoffset = dissect_aim_tlv(tvb, pinfo, endoffset, ssi_entry, client_tlvs);
+ }
+ return endoffset;
+}
+
+static int dissect_aim_snac_ssi(tvbuff_t *tvb, packet_info *pinfo _U_,
+ proto_tree *tree)
+{
+ struct aiminfo *aiminfo = pinfo->private_data;
+ int offset = 0;
+ proto_item *ti = NULL;
+ proto_tree *ssi_tree = NULL;
+
+ if(tree) {
+ ti = proto_tree_add_text(tree, tvb, 0, -1,"AIM Server Side Information Service");
+ ssi_tree = proto_item_add_subtree(ti, ett_ssi);
+ }
+
+ switch(aiminfo->subtype)
+ {
+ case FAMILY_SSI_ERROR:
+ return dissect_aim_snac_error(tvb, pinfo, offset, ssi_tree);
+ case FAMILY_SSI_LIST:
+ return dissect_aim_snac_ssi_list(tvb, pinfo, offset, ssi_tree, aiminfo->subtype);
+ case FAMILY_SSI_RIGHTSINFO:
+ while(tvb_length_remaining(tvb, offset) > 0) {
+ offset = dissect_aim_tlv(tvb, pinfo, offset, ssi_tree, ssi_rights_tlvs);
+ }
+ return offset;
+ case FAMILY_SSI_REQRIGHTS:
+ case FAMILY_SSI_ACTIVATE:
+ case FAMILY_SSI_EDITSTART:
+ case FAMILY_SSI_EDITSTOP:
+ case FAMILY_SSI_REQLIST_FIRSTTIME:
+ /* No data */
+ return 0;
+ case FAMILY_SSI_ADD:
+ case FAMILY_SSI_MOD:
+ case FAMILY_SSI_DEL:
+ return dissect_ssi_item(tvb, pinfo, offset, ssi_tree, aiminfo->subtype);
+ case FAMILY_SSI_WAS_ADDED:
+ return dissect_aim_buddyname(tvb, pinfo, offset, ssi_tree);
+ case FAMILY_SSI_REQLIST:
+ case FAMILY_SSI_SRVACK:
+ case FAMILY_SSI_NOLIST:
+ case FAMILY_SSI_GRANT_FUTURE_AUTH:
+ case FAMILY_SSI_FUTUR_AUTH_GRANTED:
+ case FAMILY_SSI_SEND_AUTH_REQ:
+ case FAMILY_SSI_AUTH_REQ:
+ case FAMILY_SSI_SEND_AUTH_REPLY:
+ case FAMILY_SSI_AUTH_REPLY:
+
+ /* FIXME */
+ return 0;
+
+ default:
+ return 0;
+ }
+}
+
+static int dissect_aim_snac_ssi_list(tvbuff_t *tvb, packet_info *pinfo _U_,
+ int offset, proto_tree *tree,
+ guint16 subtype)
+{
+ proto_item *ti;
+ proto_tree *ssi_entry = NULL;
+ guint16 num_items, i;
+
+ /* SSI Version */
+ proto_tree_add_item(tree, hf_aim_fnac_subtype_ssi_version, tvb, offset, 1,
+ FALSE);
+ offset += 1;
+
+ /* Number of items */
+ proto_tree_add_item(tree, hf_aim_fnac_subtype_ssi_numitems, tvb, offset, 2,
+ FALSE);
+ num_items = tvb_get_ntohs(tvb, offset);
+ offset += 2;
+
+ for(i = 0; i < num_items; i++) {
+ ti = proto_tree_add_text(tree, tvb, offset, tvb_get_ntohs(tvb, offset+10)+10, "SSI Entry");
+ ssi_entry = proto_item_add_subtree(ti, ett_aim_ssi);
+ offset = dissect_ssi_item(tvb, pinfo, offset, ssi_entry, subtype);
+ }
+ proto_tree_add_item(tree, hf_aim_fnac_subtype_ssi_last_change_time, tvb, offset, 4, FALSE);
+ return offset;
+}
+
+/* Register the protocol with Ethereal */
+void
+proto_register_aim_ssi(void)
+{
+
+/* Setup list of header fields */
+ static hf_register_info hf[] = {
+ { &hf_aim_fnac_subtype_ssi_version,
+ { "SSI Version", "aim.fnac.ssi.version", FT_UINT8, BASE_HEX, NULL, 0x0, "", HFILL }
+ },
+ { &hf_aim_fnac_subtype_ssi_numitems,
+ { "SSI Object count", "aim.fnac.ssi.numitems", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }
+ },
+ { &hf_aim_fnac_subtype_ssi_last_change_time,
+ { "SSI Last Change Time", "aim.fnac.ssi.last_change_time", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL }
+ },
+ { &hf_aim_fnac_subtype_ssi_buddyname_len,
+ { "SSI Buddy Name length", "aim.fnac.ssi.buddyname_len", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }
+ },
+ { &hf_aim_fnac_subtype_ssi_buddyname,
+ { "Buddy Name", "aim.fnac.ssi.buddyname", FT_STRING, BASE_NONE, NULL, 0x0, "", HFILL }
+ },
+ { &hf_aim_fnac_subtype_ssi_gid,
+ { "SSI Buddy Group ID", "aim.fnac.ssi.gid", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }
+ },
+ { &hf_aim_fnac_subtype_ssi_bid,
+ { "SSI Buddy ID", "aim.fnac.ssi.bid", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }
+ },
+ { &hf_aim_fnac_subtype_ssi_type,
+ { "SSI Buddy type", "aim.fnac.ssi.type", FT_UINT16, BASE_HEX, VALS(aim_fnac_family_ssi_types), 0x0, "", HFILL }
+ },
+ { &hf_aim_fnac_subtype_ssi_tlvlen,
+ { "SSI TLV Len", "aim.fnac.ssi.tlvlen", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }
+ },
+ { &hf_aim_fnac_subtype_ssi_data,
+ { "SSI Buddy Data", "aim.fnac.ssi.data", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }
+ },
+ };
+
+/* Setup protocol subtree array */
+ static gint *ett[] = {
+ &ett_aim_ssi,
+ &ett_ssi,
+ };
+
+/* Register the protocol name and description */
+ proto_aim_ssi = proto_register_protocol("AIM Server Side Info", "AIM SSI", "aim_ssi");
+
+/* Required function calls to register the header fields and subtrees used */
+ proto_register_field_array(proto_aim_ssi, hf, array_length(hf));
+ proto_register_subtree_array(ett, array_length(ett));
+}
+
+void
+proto_reg_handoff_aim_ssi(void)
+{
+ dissector_handle_t aim_handle;
+
+ aim_handle = new_create_dissector_handle(dissect_aim_snac_ssi, proto_aim_ssi);
+ dissector_add("aim.family", FAMILY_SSI, aim_handle);
+ aim_init_family(FAMILY_SSI, "SSI", aim_fnac_family_ssi);
+}
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