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/* isi-simauth.c
* Dissector for ISI's SIM resource
* Copyright 2010, Tyson Key <tyson.key@gmail.com>
* Copyright 2010, Sebastian Reichel <sre@ring0.de>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <glib.h>
#include <epan/prefs.h>
#include <epan/packet.h>
#include "packet-isi.h"
#include "isi-sim.h"
static const value_string isi_sim_message_id[] = {
{0x19, "SIM_NETWORK_INFO_REQ"},
{0x1A, "SIM_NETWORK_INFO_RESP"},
{0x1D, "SIM_IMSI_REQ_READ_IMSI"},
{0x1E, "SIM_IMSI_RESP_READ_IMSI"},
{0x21, "SIM_SERV_PROV_NAME_REQ"},
{0x22, "SIM_SERV_PROV_NAME_RESP"},
{0xBA, "SIM_READ_FIELD_REQ"},
{0xBB, "SIM_READ_FIELD_RESP"},
{0xBC, "SIM_SMS_REQ"},
{0xBD, "SIM_SMS_RESP"},
{0xDC, "SIM_PB_REQ_SIM_PB_READ"},
{0xDD, "SIM_PB_RESP_SIM_PB_READ"},
{0xEF, "SIM_IND"},
{0xF0, "SIM_COMMON_MESSAGE"},
{0x00, NULL}
};
static const value_string isi_sim_service_type[] = {
{0x01, "SIM_ST_PIN"},
{0x05, "SIM_ST_ALL_SERVICES"},
{0x0D, "SIM_ST_INFO"},
{0x2C, "SIM_ST_READ_SERV_PROV_NAME"},
{0x0F, "SIM_PB_READ"},
{0x2D, "READ_IMSI"},
{0x2F, "READ_HPLMN"},
{0x52, "READ_PARAMETER"},
{0x53, "UPDATE_PARAMETER"},
{0x66, "ICC"},
{0x00, NULL}
};
static dissector_handle_t isi_sim_handle;
static void dissect_isi_sim(tvbuff_t *tvb, packet_info *pinfo, proto_item *tree);
static guint32 hf_isi_sim_message_id = -1;
static guint32 hf_isi_sim_service_type = -1;
void proto_reg_handoff_isi_sim(void) {
static gboolean initialized=FALSE;
if (!initialized) {
isi_sim_handle = create_dissector_handle(dissect_isi_sim, proto_isi);
dissector_add("isi.resource", 0x09, isi_sim_handle);
}
}
void proto_register_isi_sim(void) {
static hf_register_info hf[] = {
{ &hf_isi_sim_message_id,
{ "Message ID", "isi.sim.msg_id", FT_UINT8, BASE_HEX, isi_sim_message_id, 0x0, "Message ID", HFILL }},
{ &hf_isi_sim_service_type,
{ "Service Type", "isi.sim.service_type", FT_UINT8, BASE_HEX, isi_sim_service_type, 0x0, "Service Type", HFILL }}
};
proto_register_field_array(proto_isi, hf, array_length(hf));
register_dissector("isi.sim", dissect_isi_sim, proto_isi);
}
static void dissect_isi_sim(tvbuff_t *tvb, packet_info *pinfo, proto_item *isitree) {
proto_item *item = NULL;
proto_tree *tree = NULL;
guint8 cmd, code;
if(isitree) {
item = proto_tree_add_text(isitree, tvb, 0, -1, "Payload");
tree = proto_item_add_subtree(item, ett_isi_msg);
proto_tree_add_item(tree, hf_isi_sim_message_id, tvb, 0, 1, FALSE);
cmd = tvb_get_guint8(tvb, 0);
switch(cmd) {
case 0x1D: /* SIM_IMSI_REQ_READ_IMSI isi_sim_service_type */
proto_tree_add_item(tree, hf_isi_sim_service_type, tvb, 1, 1, FALSE);
code = tvb_get_guint8(tvb, 1);
switch(code) {
case 0x2D: //READ_IMSI
col_set_str(pinfo->cinfo, COL_INFO, "Read IMSI");
break;
default:
col_set_str(pinfo->cinfo, COL_INFO, "unknown SIM packet");
break;
}
break;
default:
col_set_str(pinfo->cinfo, COL_INFO, "Unknown type");
break;
}
}
}
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