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eapol: remove unused public eapol functions from header

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After moving AP EAPoL code into eapol.c there were a few functions that
no longer needed to be public API's. These were changed to static's and
the header definition was removed.
This commit is contained in:
James Prestwood 2018-11-02 11:22:56 -07:00 committed by Denis Kenzior
parent a8aa07aeb4
commit 1d62f4ec0e
2 changed files with 29 additions and 36 deletions
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57
src/eapol.c
View File

@ -231,7 +231,7 @@ error:
* Note that for efficiency @key_data is being modified, including in * Note that for efficiency @key_data is being modified, including in
* case of failure, so it must be sufficiently larger than @key_data_len. * case of failure, so it must be sufficiently larger than @key_data_len.
*/ */
bool eapol_encrypt_key_data(const uint8_t *kek, uint8_t *key_data, static bool eapol_encrypt_key_data(const uint8_t *kek, uint8_t *key_data,
size_t key_data_len, size_t key_data_len,
struct eapol_key *out_frame) struct eapol_key *out_frame)
{ {
@ -260,7 +260,8 @@ bool eapol_encrypt_key_data(const uint8_t *kek, uint8_t *key_data,
return true; return true;
} }
void eapol_key_data_append(struct eapol_key *ek, enum handshake_kde selector, static void eapol_key_data_append(struct eapol_key *ek,
enum handshake_kde selector,
const uint8_t *data, size_t data_len) const uint8_t *data, size_t data_len)
{ {
uint16_t key_data_len = L_BE16_TO_CPU(ek->key_data_len); uint16_t key_data_len = L_BE16_TO_CPU(ek->key_data_len);
@ -1178,6 +1179,32 @@ static void eapol_ptk_3_of_4_retry(struct l_timeout *timeout,
l_debug("attempt %i", sm->frame_retry); l_debug("attempt %i", sm->frame_retry);
} }
static const uint8_t *eapol_find_rsne(const uint8_t *data, size_t data_len,
const uint8_t **optional)
{
struct ie_tlv_iter iter;
const uint8_t *first = NULL;
ie_tlv_iter_init(&iter, data, data_len);
while (ie_tlv_iter_next(&iter)) {
if (ie_tlv_iter_get_tag(&iter) != IE_TYPE_RSN)
continue;
if (!first) {
first = ie_tlv_iter_get_data(&iter) - 2;
continue;
}
if (optional)
*optional = ie_tlv_iter_get_data(&iter) - 2;
return first;
}
return first;
}
/* 802.11-2016 Section 12.7.6.3 */ /* 802.11-2016 Section 12.7.6.3 */
static void eapol_handle_ptk_2_of_4(struct eapol_sm *sm, static void eapol_handle_ptk_2_of_4(struct eapol_sm *sm,
const struct eapol_key *ek) const struct eapol_key *ek)
@ -1233,32 +1260,6 @@ static void eapol_handle_ptk_2_of_4(struct eapol_sm *sm,
eapol_ptk_3_of_4_retry(NULL, sm); eapol_ptk_3_of_4_retry(NULL, sm);
} }
const uint8_t *eapol_find_rsne(const uint8_t *data, size_t data_len,
const uint8_t **optional)
{
struct ie_tlv_iter iter;
const uint8_t *first = NULL;
ie_tlv_iter_init(&iter, data, data_len);
while (ie_tlv_iter_next(&iter)) {
if (ie_tlv_iter_get_tag(&iter) != IE_TYPE_RSN)
continue;
if (!first) {
first = ie_tlv_iter_get_data(&iter) - 2;
continue;
}
if (optional)
*optional = ie_tlv_iter_get_data(&iter) - 2;
return first;
}
return first;
}
static const uint8_t *eapol_find_wpa_ie(const uint8_t *data, size_t data_len) static const uint8_t *eapol_find_wpa_ie(const uint8_t *data, size_t data_len)
{ {
struct ie_tlv_iter iter; struct ie_tlv_iter iter;

8
src/eapol.h
View File

@ -59,11 +59,6 @@ bool eapol_verify_mic(enum ie_rsn_akm_suite akm, const uint8_t *kck,
uint8_t *eapol_decrypt_key_data(enum ie_rsn_akm_suite akm, const uint8_t *kek, uint8_t *eapol_decrypt_key_data(enum ie_rsn_akm_suite akm, const uint8_t *kek,
const struct eapol_key *frame, const struct eapol_key *frame,
size_t *decrypted_size); size_t *decrypted_size);
bool eapol_encrypt_key_data(const uint8_t *kek, uint8_t *key_data,
size_t key_data_len,
struct eapol_key *out_frame);
void eapol_key_data_append(struct eapol_key *ek, enum handshake_kde selector,
const uint8_t *data, size_t data_len);
bool eapol_verify_ptk_1_of_4(const struct eapol_key *ek); bool eapol_verify_ptk_1_of_4(const struct eapol_key *ek);
bool eapol_verify_ptk_2_of_4(const struct eapol_key *ek); bool eapol_verify_ptk_2_of_4(const struct eapol_key *ek);
@ -93,9 +88,6 @@ struct eapol_key *eapol_create_gtk_2_of_2(
uint64_t key_replay_counter, uint64_t key_replay_counter,
bool is_wpa, uint8_t wpa_key_id); bool is_wpa, uint8_t wpa_key_id);
const uint8_t *eapol_find_rsne(const uint8_t *data, size_t data_len,
const uint8_t **optional);
void __eapol_rx_packet(uint32_t ifindex, const uint8_t *src, uint16_t proto, void __eapol_rx_packet(uint32_t ifindex, const uint8_t *src, uint16_t proto,
const uint8_t *frame, size_t len, bool noencrypt); const uint8_t *frame, size_t len, bool noencrypt);
void __eapol_tx_packet(uint32_t ifindex, const uint8_t *dst, uint16_t proto, void __eapol_tx_packet(uint32_t ifindex, const uint8_t *dst, uint16_t proto,