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/* isi-simauth.c
* Dissector for ISI's SIM authentication resource
* 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-simauth.h"
static const value_string isi_sim_auth_id[] = {
{0x01, "SIM_AUTH_PROTECTED_REQ"},
{0x02, "SIM_AUTH_PROTECTED_RESP"},
{0x04, "SIM_AUTH_UPDATE_REQ"},
{0x05, "SIM_AUTH_UPDATE_SUCCESS_RESP"},
{0x06, "SIM_AUTH_UPDATE_FAIL_RESP"},
{0x07, "SIM_AUTH_REQ"},
{0x08, "SIM_AUTH_SUCCESS_RESP"},
{0x09, "SIM_AUTH_FAIL_RESP"},
{0x10, "SIM_AUTH_STATUS_IND"},
{0x11, "SIM_AUTH_STATUS_REQ"},
{0x12, "SIM_AUTH_STATUS_RESP"},
{0x00, NULL }
};
static const value_string isi_sim_auth_pw_type[] = {
{0x02, "SIM_AUTH_PIN"},
{0x03, "SIM_AUTH_PUK"},
{0x63, "SIM_AUTH_NONE"},
{0x00, NULL}
};
static const value_string isi_sim_auth_protection_req[] = {
{0x00, "SIM_AUTH_PROTECTION_DISABLE"},
{0x01, "SIM_AUTH_PROTECTION_ENABLE"},
{0x04, "SIM_AUTH_PROTECTION_STATUS"},
{0x00, NULL}
};
static const value_string isi_sim_auth_resp[] = {
{0x02, "SIM_AUTH_STATUS_RESP_NEED_PIN"},
{0x03, "SIM_AUTH_STATUS_RESP_NEED_PUK"},
{0x05, "SIM_AUTH_STATUS_RESP_RUNNING"},
{0x07, "SIM_AUTH_STATUS_RESP_INIT"},
{0x00, NULL}
};
static const value_string isi_sim_auth_indication[] = {
{0x01, "SIM_AUTH_NEED_AUTH"},
{0x02, "SIM_AUTH_NEED_NO_AUTH"},
{0x03, "SIM_AUTH_VALID"},
{0x04, "SIM_AUTH_INVALID"},
{0x05, "SIM_AUTH_AUTHORIZED"},
{0x06, "SIM_AUTH_IND_CONFIG"},
{0x00, NULL}
};
static const value_string isi_sim_auth_indication_cfg[] = {
{0x0B, "SIM_AUTH_PIN_PROTECTED_DISABLE"},
{0x0C, "SIM_AUTH_PIN_PROTECTED_ENABLE"},
{0x00, NULL}
};
static dissector_handle_t isi_sim_auth_handle;
static void dissect_isi_sim_auth(tvbuff_t *tvb, packet_info *pinfo, proto_item *tree);
static guint32 hf_isi_sim_auth_cmd = -1;
static guint32 hf_isi_sim_auth_status_rsp = -1;
static guint32 hf_isi_sim_auth_protection_req = -1;
static guint32 hf_isi_sim_auth_protection_rsp = -1;
static guint32 hf_isi_sim_auth_pin = -1;
static guint32 hf_isi_sim_auth_puk = -1;
static guint32 hf_isi_sim_auth_new_pin = -1;
static guint32 hf_isi_sim_auth_pw_type = -1;
static guint32 hf_isi_sim_auth_indication = -1;
static guint32 hf_isi_sim_auth_indication_cfg = -1;
void proto_reg_handoff_isi_sim_auth(void) {
static gboolean initialized=FALSE;
if (!initialized) {
isi_sim_auth_handle = create_dissector_handle(dissect_isi_sim_auth, proto_isi);
dissector_add("isi.resource", 0x08, isi_sim_auth_handle);
}
}
void proto_register_isi_sim_auth(void) {
static hf_register_info hf[] = {
{ &hf_isi_sim_auth_cmd,
{ "Command", "isi.sim.auth.cmd", FT_UINT8, BASE_HEX, isi_sim_auth_id, 0x0, "Command", HFILL }},
{ &hf_isi_sim_auth_pw_type,
{ "Password Type", "isi.sim.auth.type", FT_UINT8, BASE_HEX, isi_sim_auth_pw_type, 0x0, "Password Type", HFILL }},
{ &hf_isi_sim_auth_pin,
{ "PIN", "isi.sim.auth.pin", FT_STRING, BASE_NONE, NULL, 0x0, "PIN", HFILL }},
{ &hf_isi_sim_auth_puk,
{ "PUK", "isi.sim.auth.puk", FT_STRING, BASE_NONE, NULL, 0x0, "PUK", HFILL }},
{ &hf_isi_sim_auth_new_pin,
{ "New PIN", "isi.sim.auth.new_pin", FT_STRING, BASE_NONE, NULL, 0x0, "New PIN", HFILL }},
{ &hf_isi_sim_auth_protection_req,
{ "Protection Request", "isi.sim.auth.request.protection", FT_UINT8, BASE_HEX, isi_sim_auth_protection_req, 0x0, "Protection Request", HFILL }},
{ &hf_isi_sim_auth_protection_rsp,
{ "Protection Response", "isi.sim.auth.response.protection", FT_BOOLEAN, BASE_HEX, NULL, 0x0, "Protection Response", HFILL }},
{ &hf_isi_sim_auth_status_rsp,
{ "Status Response", "isi.sim.auth.response.status", FT_UINT8, BASE_HEX, isi_sim_auth_resp, 0x0, "Status Response", HFILL }},
{ &hf_isi_sim_auth_indication,
{ "Indication", "isi.sim.auth.indication", FT_UINT8, BASE_HEX, isi_sim_auth_indication, 0x0, "Indication", HFILL }},
{ &hf_isi_sim_auth_indication_cfg,
{ "Configuration", "isi.sim.auth.cfg", FT_UINT8, BASE_HEX, isi_sim_auth_indication_cfg, 0x0, "Configuration", HFILL }}
};
proto_register_field_array(proto_isi, hf, array_length(hf));
register_dissector("isi.sim.auth", dissect_isi_sim_auth, proto_isi);
}
static void dissect_isi_sim_auth(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_auth_cmd, tvb, 0, 1, FALSE);
cmd = tvb_get_guint8(tvb, 0);
switch(cmd) {
case 0x01: // SIM_AUTH_PROTECTED_REQ
proto_tree_add_item(tree, hf_isi_sim_auth_protection_req, tvb, 2, 1, FALSE);
cmd = tvb_get_guint8(tvb, 2);
switch(cmd) {
case 0x00: // DISABLE
proto_tree_add_item(tree, hf_isi_sim_auth_pin, tvb, 3, -1, FALSE);
col_set_str(pinfo->cinfo, COL_INFO, "disable SIM startup protection");
break;
case 0x01: // ENABLE
proto_tree_add_item(tree, hf_isi_sim_auth_pin, tvb, 3, -1, FALSE);
col_set_str(pinfo->cinfo, COL_INFO, "enable SIM startup protection");
break;
case 0x04: // STATUS
col_set_str(pinfo->cinfo, COL_INFO, "get SIM startup protection status");
break;
default:
col_set_str(pinfo->cinfo, COL_INFO, "unknown SIM startup protection packet");
break;
}
break;
case 0x02: // SIM_AUTH_PROTECTED_RESP
proto_tree_add_item(tree, hf_isi_sim_auth_protection_rsp, tvb, 1, 1, FALSE);
if(tvb_get_guint8(tvb, 1))
col_set_str(pinfo->cinfo, COL_INFO, "SIM startup protection enabled");
else
col_set_str(pinfo->cinfo, COL_INFO, "SIM startup protection disabled");
break;
case 0x04: // SIM_AUTH_UPDATE_REQ
proto_tree_add_item(tree, hf_isi_sim_auth_pw_type, tvb, 1, 1, FALSE);
code = tvb_get_guint8(tvb, 1);
switch(code) {
case 0x02: // PIN
col_set_str(pinfo->cinfo, COL_INFO, "update SIM PIN");
proto_tree_add_item(tree, hf_isi_sim_auth_pin, tvb, 2, 11, FALSE);
proto_tree_add_item(tree, hf_isi_sim_auth_new_pin, tvb, 13, 11, FALSE);
break;
case 0x03: // PUK
col_set_str(pinfo->cinfo, COL_INFO, "update SIM PUK");
break;
default:
col_set_str(pinfo->cinfo, COL_INFO, "unknown SIM Authentication update request");
break;
}
break;
case 0x05: // SIM_AUTH_UPDATE_SUCCESS_RESP
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication update successful");
break;
case 0x06: // SIM_AUTH_UPDATE_FAIL_RESP
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication update failed");
break;
case 0x07: // SIM_AUTH_REQ
proto_tree_add_item(tree, hf_isi_sim_auth_pw_type, tvb, 1, 1, FALSE);
code = tvb_get_guint8(tvb, 1);
switch(code) {
case 0x02: // PIN
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication with PIN");
proto_tree_add_item(tree, hf_isi_sim_auth_pin, tvb, 2, 11, FALSE);
break;
case 0x03: // PUK
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication with PUK");
proto_tree_add_item(tree, hf_isi_sim_auth_puk, tvb, 2, 11, FALSE);
proto_tree_add_item(tree, hf_isi_sim_auth_new_pin, tvb, 13, 11, FALSE);
break;
default:
col_set_str(pinfo->cinfo, COL_INFO, "unknown SIM Authentication request");
break;
}
break;
case 0x08: // SIM_AUTH_SUCCESS_RESP
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication successful");
break;
case 0x09: // SIM_AUTH_FAIL_RESP
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication failed");
break;
case 0x10: // SIM_AUTH_STATUS_IND
proto_tree_add_item(tree, hf_isi_sim_auth_indication, tvb, 1, 1, FALSE);
code = tvb_get_guint8(tvb, 1);
proto_tree_add_item(tree, hf_isi_sim_auth_pw_type, tvb, 2, 1, FALSE);
switch(code) {
case 0x01:
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication indication: Authentication needed");
break;
case 0x02:
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication indication: No Authentication needed");
break;
case 0x03:
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication indication: Authentication valid");
break;
case 0x04:
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication indication: Authentication invalid");
break;
case 0x05:
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication indication: Authorized");
break;
case 0x06:
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication indication: Config");
proto_tree_add_item(tree, hf_isi_sim_auth_indication_cfg, tvb, 3, 1, FALSE);
break;
default:
col_set_str(pinfo->cinfo, COL_INFO, "unknown SIM Authentication indication");
break;
}
break;
case 0x11: // SIM_AUTH_STATUS_REQ
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication status request");
break;
case 0x12: // SIM_AUTH_STATUS_RESP
proto_tree_add_item(tree, hf_isi_sim_auth_status_rsp, tvb, 1, 1, FALSE);
code = tvb_get_guint8(tvb, 1);
switch(code) {
case 0x02:
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication status: need PIN");
break;
case 0x03:
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication status: need PUK");
break;
case 0x05:
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication status: running");
break;
case 0x07:
col_set_str(pinfo->cinfo, COL_INFO, "SIM Authentication status: initializing");
break;
default:
col_set_str(pinfo->cinfo, COL_INFO, "unknown SIM Authentication status response packet");
break;
}
break;
case 0xF0: /* COMMON_MESSAGE */
dissect_isi_common("Security", tvb, pinfo, tree);
break;
default:
col_set_str(pinfo->cinfo, COL_INFO, "unknown SIM Authentication packet");
break;
}
}
}
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