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/* packet-aim-sst.c
* Routines for AIM (OSCAR) dissection, SNAC Server Stored Themes
* Copyright 2004, Jelmer Vernooij <jelmer@samba.org>
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* 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 <stdlib.h>
#include <ctype.h>
#include <glib.h>
#include <epan/packet.h>
#include <epan/strutil.h>
#include "packet-aim.h"
#define FAMILY_SST 0x0010
/* Initialize the protocol and registered fields */
static int proto_aim_sst = -1;
static int hf_aim_sst_unknown = -1;
static int hf_aim_sst_md5_hash = -1;
static int hf_aim_sst_md5_hash_size = -1;
static int hf_aim_sst_ref_num = -1;
static int hf_aim_sst_icon_size = -1;
static int hf_aim_sst_icon = -1;
/* Initialize the subtree pointers */
static gint ett_aim_sst = -1;
static int dissect_aim_sst_buddy_down_req (tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree)
{
int offset = dissect_aim_buddyname(tvb, pinfo, 0, tree);
guint8 md5_size;
proto_tree_add_item(tree, hf_aim_sst_unknown, tvb, offset, 4, FALSE);
offset+=4;
proto_tree_add_item(tree, hf_aim_sst_md5_hash_size, tvb, offset, 1, FALSE);
md5_size = tvb_get_guint8(tvb, offset);
offset++;
proto_tree_add_item(tree, hf_aim_sst_md5_hash, tvb, offset, md5_size, FALSE);
offset+=md5_size;
return offset;
}
static int dissect_aim_sst_buddy_down_repl (tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree)
{
int offset = dissect_aim_buddyname(tvb, pinfo, 0, tree);
guint8 md5_size;
guint16 icon_size;
proto_tree_add_item(tree, hf_aim_sst_unknown, tvb, offset, 3, FALSE);
offset+=3;
proto_tree_add_item(tree, hf_aim_sst_md5_hash_size, tvb, offset, 1, FALSE);
md5_size = tvb_get_guint8(tvb, offset);
offset++;
proto_tree_add_item(tree, hf_aim_sst_md5_hash, tvb, offset, md5_size, FALSE);
offset+=md5_size;
proto_tree_add_item(tree, hf_aim_sst_icon_size, tvb, offset, 2, FALSE);
icon_size = tvb_get_ntohs(tvb, offset);
offset+=2;
if (icon_size)
{
proto_tree_add_item(tree, hf_aim_sst_icon, tvb, offset, icon_size, FALSE);
}
offset+=icon_size;
return offset;
}
static int dissect_aim_sst_buddy_up_repl (tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree)
{
int offset = 0;
guint8 md5_size;
proto_tree_add_item(tree, hf_aim_sst_unknown, tvb, offset, 4, FALSE);
offset+=4;
proto_tree_add_item(tree, hf_aim_sst_md5_hash_size, tvb, offset, 1, FALSE);
md5_size = tvb_get_guint8(tvb, offset);
offset++;
proto_tree_add_item(tree, hf_aim_sst_md5_hash, tvb, offset, md5_size, FALSE);
offset+=md5_size;
return offset;
}
static int dissect_aim_sst_buddy_up_req (tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree)
{
int offset = 0;
guint16 icon_size;
proto_tree_add_item(tree, hf_aim_sst_ref_num, tvb, offset, 2, FALSE);
offset+=2;
proto_tree_add_item(tree, hf_aim_sst_icon_size, tvb, offset, 2, FALSE);
icon_size = tvb_get_ntohs(tvb, offset);
offset+=2;
if (icon_size)
{
proto_tree_add_item(tree, hf_aim_sst_icon, tvb, offset, icon_size, FALSE);
}
offset+=icon_size;
return offset;
}
static const aim_subtype aim_fnac_family_sst[] = {
{ 0x0001, "Error", dissect_aim_snac_error },
{ 0x0002, "Upload Buddy Icon Request", dissect_aim_sst_buddy_up_req },
{ 0x0003, "Upload Buddy Icon Reply", dissect_aim_sst_buddy_up_repl },
{ 0x0004, "Download Buddy Icon Request", dissect_aim_sst_buddy_down_req },
{ 0x0005, "Download Buddy Icon Reply", dissect_aim_sst_buddy_down_repl },
{ 0, NULL, NULL }
};
/* Register the protocol with Wireshark */
void
proto_register_aim_sst(void)
{
/* Setup list of header fields */
static hf_register_info hf[] = {
{ &hf_aim_sst_md5_hash,
{ "MD5 Hash", "aim_sst.md5", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL },
},
{ &hf_aim_sst_md5_hash_size,
{ "MD5 Hash Size", "aim_sst.md5.size", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL },
},
{ &hf_aim_sst_unknown,
{ "Unknown Data", "aim_sst.unknown", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL },
},
{ &hf_aim_sst_ref_num,
{ "Reference Number", "aim_sst.ref_num", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL },
},
{ &hf_aim_sst_icon_size,
{ "Icon Size", "aim_sst.icon_size", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL },
},
{ &hf_aim_sst_icon,
{ "Icon", "aim_sst.icon", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL },
},
};
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_aim_sst,
};
/* Register the protocol name and description */
proto_aim_sst = proto_register_protocol("AIM Server Side Themes", "AIM SST", "aim_sst");
/* Required function calls to register the header fields and subtrees used */
proto_register_field_array(proto_aim_sst, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
}
void
proto_reg_handoff_aim_sst(void)
{
aim_init_family(proto_aim_sst, ett_aim_sst, FAMILY_SST, aim_fnac_family_sst);
}
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