eap_fast_crypto.c File Reference

Cryptographic functions for EAP-FAST. More...

#include <stdio.h>
#include <freeradius-devel/tls/base.h>
#include <freeradius-devel/eap/tls.h>
#include <freeradius-devel/tls/openssl_user_macros.h>
#include <openssl/evp.h>
#include <openssl/aes.h>
#include <openssl/err.h>
#include "eap_fast_crypto.h"

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Macros
#define	MIN(a, b)   (((a)>(b)) ? (b) : (a))

Functions
static void	crypto_rfc4346_p_hash (uint8_t *out, size_t out_len, EVP_MD const *evp_md, uint8_t const *secret, size_t secret_len, uint8_t const *seed, size_t seed_len)
static void	eap_crypto_rfc4346_prf (uint8_t *out, size_t out_len, uint8_t *scratch, uint8_t const *secret, size_t secret_len, uint8_t const *seed, size_t seed_len)
int	eap_fast_decrypt (uint8_t const *ciphertext, size_t ciphertext_len, uint8_t const *aad, size_t aad_len, uint8_t const *tag, uint8_t const *key, uint8_t const *iv, uint8_t *plaintext)
int	eap_fast_encrypt (uint8_t const *plaintext, size_t plaintext_len, uint8_t const *aad, size_t aad_len, uint8_t const *key, uint8_t *iv, unsigned char *ciphertext, uint8_t *tag)
void	eap_fast_tls_gen_challenge (SSL *s, uint8_t *buffer, uint8_t *scratch, size_t size, char const *prf_label)
static NEVER_RETURNS void	handleErrors (void)
USES_APPLE_DEPRECATED_API void	T_PRF (unsigned char const *secret, unsigned int secret_len, char const *prf_label, unsigned char const *seed, unsigned int seed_len, unsigned char *out, unsigned int out_len)

Detailed Description

Cryptographic functions for EAP-FAST.

Id

3f2145ae9ddcdc921489fa204c8300ebf3cc0624

Author

Alexander Clouter (alex@.nosp@m.digr.nosp@m.iz.or.nosp@m.g.uk)

Copyright

2016 Alan DeKok (aland.nosp@m.@fre.nosp@m.eradi.nosp@m.us.o.nosp@m.rg)

2016 The FreeRADIUS server project

Definition in file eap_fast_crypto.c.

Macro Definition Documentation

MIN

#define MIN	(		a,
			b
	)		(((a)>(b)) ? (b) : (a))

Function Documentation

crypto_rfc4346_p_hash()

static void crypto_rfc4346_p_hash ( uint8_t *  out, size_t  out_len, EVP_MD const *  evp_md, uint8_t const *  secret, size_t  secret_len, uint8_t const *  seed, size_t  seed_len  )

static

Definition at line 221 of file eap_fast_crypto.c.

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eap_crypto_rfc4346_prf()

static void eap_crypto_rfc4346_prf ( uint8_t *  out, size_t  out_len, uint8_t *  scratch, uint8_t const *  secret, size_t  secret_len, uint8_t const *  seed, size_t  seed_len  )

static

Definition at line 289 of file eap_fast_crypto.c.

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eap_fast_decrypt()

int eap_fast_decrypt	(	uint8_t const *	ciphertext,
		size_t	ciphertext_len,
		uint8_t const *	aad,
		size_t	aad_len,
		uint8_t const *	tag,
		uint8_t const *	key,
		uint8_t const *	iv,
		uint8_t *	plaintext
	)

Definition at line 154 of file eap_fast_crypto.c.

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eap_fast_encrypt()

int eap_fast_encrypt	(	uint8_t const *	plaintext,
		size_t	plaintext_len,
		uint8_t const *	aad,
		size_t	aad_len,
		uint8_t const *	key,
		uint8_t *	iv,
		unsigned char *	ciphertext,
		uint8_t *	tag
	)

Definition at line 99 of file eap_fast_crypto.c.

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eap_fast_tls_gen_challenge()

void eap_fast_tls_gen_challenge	(	SSL *	s,
		uint8_t *	buffer,
		uint8_t *	scratch,
		size_t	size,
		char const *	prf_label
	)

Definition at line 308 of file eap_fast_crypto.c.

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handleErrors()

static NEVER_RETURNS void handleErrors ( void  )

static

Definition at line 85 of file eap_fast_crypto.c.

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T_PRF()

USES_APPLE_DEPRECATED_API void T_PRF	(	unsigned char const *	secret,
		unsigned int	secret_len,
		char const *	prf_label,
		unsigned char const *	seed,
		unsigned int	seed_len,
		unsigned char *	out,
		unsigned int	out_len
	)

Definition at line 42 of file eap_fast_crypto.c.

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