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eap_pax_common.c File Reference

#include "includes.h"
#include "common.h"
#include "crypto/sha1.h"
#include "eap_pax_common.h"
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Functions

int eap_pax_initial_key_derivation (u8 mac_id, const u8 *ak, const u8 *e, u8 *mk, u8 *ck, u8 *ick)
int eap_pax_kdf (u8 mac_id, const u8 *key, size_t key_len, const char *identifier, const u8 *entropy, size_t entropy_len, size_t output_len, u8 *output)
int eap_pax_mac (u8 mac_id, const u8 *key, size_t key_len, const u8 *data1, size_t data1_len, const u8 *data2, size_t data2_len, const u8 *data3, size_t data3_len, u8 *mac)

Function Documentation

int eap_pax_initial_key_derivation ( u8  mac_id,
const u8 ak,
const u8 e,
u8 mk,
u8 ck,
u8 ick 
)

eap_pax_initial_key_derivation - EAP-PAX initial key derivation : MAC ID (EAP_PAX_MAC_*) / currently, only HMAC_SHA1_128 is supported : Authentication Key : Entropy : Buffer for the derived Master Key : Buffer for the derived Confirmation Key : Buffer for the derived Integrity Check Key Returns: 0 on success, -1 on failure

Definition at line 132 of file eap_pax_common.c.

int eap_pax_kdf ( u8  mac_id,
const u8 key,
size_t  key_len,
const char *  identifier,
const u8 entropy,
size_t  entropy_len,
size_t  output_len,
u8 output 
)

eap_pax_kdf - PAX Key Derivation Function : MAC ID (EAP_PAX_MAC_*) / currently, only HMAC_SHA1_128 is supported : Secret key (X) : Length of the secret key in bytes : Public identifier for the key (Y) : Exchanged entropy to seed the KDF (Z) : Length of the entropy in bytes : Output len in bytes (W) : Buffer for the derived key Returns: 0 on success, -1 failed

RFC 4746, Section 2.6: PAX-KDF-W(X, Y, Z)

Definition at line 36 of file eap_pax_common.c.

int eap_pax_mac ( u8  mac_id,
const u8 key,
size_t  key_len,
const u8 data1,
size_t  data1_len,
const u8 data2,
size_t  data2_len,
const u8 data3,
size_t  data3_len,
u8 mac 
)

eap_pax_mac - EAP-PAX MAC : MAC ID (EAP_PAX_MAC_*) / currently, only HMAC_SHA1_128 is supported : Secret key : Length of the secret key in bytes : Optional data, first block; NULL if not used : Length of data1 in bytes : Optional data, second block; NULL if not used : Length of data2 in bytes : Optional data, third block; NULL if not used : Length of data3 in bytes : Buffer for the MAC value (EAP_PAX_MAC_LEN = 16 bytes) Returns: 0 on success, -1 on failure

Wrapper function to calculate EAP-PAX MAC.

Definition at line 92 of file eap_pax_common.c.

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wpa_supplicant_node
Author(s): Package maintained by Blaise Gassend
autogenerated on Fri Mar 1 16:00:11 2013