hostap/src/eap_peer/eap_vendor_test.c
Jouni Malinen d13f9857f8 Use proper private enterprise number for EAP VENDOR-TEST
Now that the project has its own code, it should be used with the
VENDOR-TEST EAP method.

Signed-hostap: Jouni Malinen <j@w1.fi>
2012-08-22 21:37:19 +03:00

189 lines
4.2 KiB
C

/*
* EAP peer method: Test method for vendor specific (expanded) EAP type
* Copyright (c) 2005-2006, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*
* This file implements a vendor specific test method using EAP expanded types.
* This is only for test use and must not be used for authentication since no
* security is provided.
*/
#include "includes.h"
#include "common.h"
#include "eap_i.h"
#ifdef TEST_PENDING_REQUEST
#include "eloop.h"
#endif /* TEST_PENDING_REQUEST */
#define EAP_VENDOR_ID EAP_VENDOR_HOSTAP
#define EAP_VENDOR_TYPE 0xfcfbfaf9
/* #define TEST_PENDING_REQUEST */
struct eap_vendor_test_data {
enum { INIT, CONFIRM, SUCCESS } state;
int first_try;
};
static void * eap_vendor_test_init(struct eap_sm *sm)
{
struct eap_vendor_test_data *data;
data = os_zalloc(sizeof(*data));
if (data == NULL)
return NULL;
data->state = INIT;
data->first_try = 1;
return data;
}
static void eap_vendor_test_deinit(struct eap_sm *sm, void *priv)
{
struct eap_vendor_test_data *data = priv;
os_free(data);
}
#ifdef TEST_PENDING_REQUEST
static void eap_vendor_ready(void *eloop_ctx, void *timeout_ctx)
{
struct eap_sm *sm = eloop_ctx;
wpa_printf(MSG_DEBUG, "EAP-VENDOR-TEST: Ready to re-process pending "
"request");
eap_notify_pending(sm);
}
#endif /* TEST_PENDING_REQUEST */
static struct wpabuf * eap_vendor_test_process(struct eap_sm *sm, void *priv,
struct eap_method_ret *ret,
const struct wpabuf *reqData)
{
struct eap_vendor_test_data *data = priv;
struct wpabuf *resp;
const u8 *pos;
size_t len;
pos = eap_hdr_validate(EAP_VENDOR_ID, EAP_VENDOR_TYPE, reqData, &len);
if (pos == NULL || len < 1) {
ret->ignore = TRUE;
return NULL;
}
if (data->state == INIT && *pos != 1) {
wpa_printf(MSG_DEBUG, "EAP-VENDOR-TEST: Unexpected message "
"%d in INIT state", *pos);
ret->ignore = TRUE;
return NULL;
}
if (data->state == CONFIRM && *pos != 3) {
wpa_printf(MSG_DEBUG, "EAP-VENDOR-TEST: Unexpected message "
"%d in CONFIRM state", *pos);
ret->ignore = TRUE;
return NULL;
}
if (data->state == SUCCESS) {
wpa_printf(MSG_DEBUG, "EAP-VENDOR-TEST: Unexpected message "
"in SUCCESS state");
ret->ignore = TRUE;
return NULL;
}
if (data->state == CONFIRM) {
#ifdef TEST_PENDING_REQUEST
if (data->first_try) {
data->first_try = 0;
wpa_printf(MSG_DEBUG, "EAP-VENDOR-TEST: Testing "
"pending request");
ret->ignore = TRUE;
eloop_register_timeout(1, 0, eap_vendor_ready, sm,
NULL);
return NULL;
}
#endif /* TEST_PENDING_REQUEST */
}
ret->ignore = FALSE;
wpa_printf(MSG_DEBUG, "EAP-VENDOR-TEST: Generating Response");
ret->allowNotifications = TRUE;
resp = eap_msg_alloc(EAP_VENDOR_ID, EAP_VENDOR_TYPE, 1,
EAP_CODE_RESPONSE, eap_get_id(reqData));
if (resp == NULL)
return NULL;
if (data->state == INIT) {
wpabuf_put_u8(resp, 2);
data->state = CONFIRM;
ret->methodState = METHOD_CONT;
ret->decision = DECISION_FAIL;
} else {
wpabuf_put_u8(resp, 4);
data->state = SUCCESS;
ret->methodState = METHOD_DONE;
ret->decision = DECISION_UNCOND_SUCC;
}
return resp;
}
static Boolean eap_vendor_test_isKeyAvailable(struct eap_sm *sm, void *priv)
{
struct eap_vendor_test_data *data = priv;
return data->state == SUCCESS;
}
static u8 * eap_vendor_test_getKey(struct eap_sm *sm, void *priv, size_t *len)
{
struct eap_vendor_test_data *data = priv;
u8 *key;
const int key_len = 64;
if (data->state != SUCCESS)
return NULL;
key = os_malloc(key_len);
if (key == NULL)
return NULL;
os_memset(key, 0x11, key_len / 2);
os_memset(key + key_len / 2, 0x22, key_len / 2);
*len = key_len;
return key;
}
int eap_peer_vendor_test_register(void)
{
struct eap_method *eap;
int ret;
eap = eap_peer_method_alloc(EAP_PEER_METHOD_INTERFACE_VERSION,
EAP_VENDOR_ID, EAP_VENDOR_TYPE,
"VENDOR-TEST");
if (eap == NULL)
return -1;
eap->init = eap_vendor_test_init;
eap->deinit = eap_vendor_test_deinit;
eap->process = eap_vendor_test_process;
eap->isKeyAvailable = eap_vendor_test_isKeyAvailable;
eap->getKey = eap_vendor_test_getKey;
ret = eap_peer_method_register(eap);
if (ret)
eap_peer_method_free(eap);
return ret;
}