Use the new PK RSA-alt interface

This commit is contained in:
Manuel Pégourié-Gonnard 2013-08-21 15:09:31 +02:00
parent 12c1ff0ecb
commit 070cc7fd21
4 changed files with 38 additions and 57 deletions

View File

@ -579,6 +579,7 @@ struct _ssl_context
* PKI layer
*/
pk_context *pk_key; /*!< own private key */
int pk_key_own_alloc; /*!< did we allocate pk_key? */
#if defined(POLARSSL_RSA_C)
int rsa_use_alt; /*<! flag for alt (temporary) */
void *rsa_key; /*!< own RSA private key */
@ -944,8 +945,10 @@ void ssl_set_own_cert_rsa( ssl_context *ssl, x509_cert *own_cert,
* \param rsa_decrypt_func alternate implementation of \c rsa_pkcs1_decrypt()
* \param rsa_sign_func alternate implementation of \c rsa_pkcs1_sign()
* \param rsa_key_len_func function returning length of RSA key in bytes
*
* \return 0 on success, or a specific error code.
*/
void ssl_set_own_cert_alt_rsa( ssl_context *ssl, x509_cert *own_cert,
int ssl_set_own_cert_alt_rsa( ssl_context *ssl, x509_cert *own_cert,
void *rsa_key,
rsa_decrypt_func rsa_decrypt,
rsa_sign_func rsa_sign,

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@ -2042,27 +2042,12 @@ static int ssl_write_certificate_verify( ssl_context *ssl )
if( ssl->minor_ver == SSL_MINOR_VERSION_3 )
ssl->out_msg[5] = SSL_SIG_RSA;
if( ssl->rsa_use_alt )
if( ( ret = pk_sign( ssl->pk_key, md_alg, hash, hashlen,
ssl->out_msg + 6 + offset, &n,
ssl->f_rng, ssl->p_rng ) ) != 0 )
{
if( ( ret = ssl->rsa_sign( ssl->rsa_key, ssl->f_rng, ssl->p_rng,
RSA_PRIVATE, md_alg,
hashlen, hash, ssl->out_msg + 6 + offset ) ) != 0 )
{
SSL_DEBUG_RET( 1, "rsa_sign", ret );
return( ret );
}
n = ssl->rsa_key_len ( ssl->rsa_key );
}
else
{
if( ( ret = pk_sign( ssl->pk_key, md_alg, hash, hashlen,
ssl->out_msg + 6 + offset, &n,
ssl->f_rng, ssl->p_rng ) ) != 0 )
{
SSL_DEBUG_RET( 1, "pk_sign", ret );
return( ret );
}
SSL_DEBUG_RET( 1, "pk_sign", ret );
return( ret );
}
}
else

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@ -2080,27 +2080,12 @@ static int ssl_write_server_key_exchange( ssl_context *ssl )
n += 2;
}
if( ssl->rsa_use_alt )
if( ( ret = pk_sign( ssl->pk_key, md_alg, hash, hashlen,
p + 2 , &signature_len,
ssl->f_rng, ssl->p_rng ) ) != 0 )
{
if( ( ret = ssl->rsa_sign( ssl->rsa_key, ssl->f_rng,
ssl->p_rng, RSA_PRIVATE, md_alg, hashlen,
hash, p + 2 ) ) != 0 )
{
SSL_DEBUG_RET( 1, "rsa_sign", ret );
return( ret );
}
signature_len = ssl->rsa_key_len( ssl->rsa_key );
}
else
{
if( ( ret = pk_sign( ssl->pk_key, md_alg, hash, hashlen,
p + 2 , &signature_len,
ssl->f_rng, ssl->p_rng ) ) != 0 )
{
SSL_DEBUG_RET( 1, "pk_sign", ret );
return( ret );
}
SSL_DEBUG_RET( 1, "pk_sign", ret );
return( ret );
}
}
else
@ -2289,21 +2274,11 @@ static int ssl_parse_encrypted_pms_secret( ssl_context *ssl )
return( POLARSSL_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE );
}
if( ssl->rsa_use_alt ) {
ret = ssl->rsa_decrypt( ssl->rsa_key, RSA_PRIVATE,
&ssl->handshake->pmslen,
ssl->in_msg + i,
ssl->handshake->premaster,
sizeof(ssl->handshake->premaster) );
}
else
{
ret = pk_decrypt( ssl->pk_key,
ssl->in_msg + i, n,
ssl->handshake->premaster, &ssl->handshake->pmslen,
sizeof(ssl->handshake->premaster),
ssl->f_rng, ssl->p_rng );
}
ret = pk_decrypt( ssl->pk_key,
ssl->in_msg + i, n,
ssl->handshake->premaster, &ssl->handshake->pmslen,
sizeof(ssl->handshake->premaster),
ssl->f_rng, ssl->p_rng );
if( ret != 0 || ssl->handshake->pmslen != 48 ||
ssl->handshake->premaster[0] != ssl->handshake->max_major_ver ||

View File

@ -3162,18 +3162,30 @@ void ssl_set_own_cert_rsa( ssl_context *ssl, x509_cert *own_cert,
}
#endif /* POLARSSL_RSA_C */
void ssl_set_own_cert_alt_rsa( ssl_context *ssl, x509_cert *own_cert,
int ssl_set_own_cert_alt_rsa( ssl_context *ssl, x509_cert *own_cert,
void *rsa_key,
rsa_decrypt_func rsa_decrypt,
rsa_sign_func rsa_sign,
rsa_key_len_func rsa_key_len )
{
int ret;
ssl->own_cert = own_cert;
ssl->rsa_use_alt = 1;
ssl->rsa_key = rsa_key;
ssl->rsa_decrypt = rsa_decrypt;
ssl->rsa_sign = rsa_sign;
ssl->rsa_key_len = rsa_key_len;
if( ( ssl->pk_key = polarssl_malloc( sizeof( pk_context ) ) ) == NULL )
return( POLARSSL_ERR_SSL_MALLOC_FAILED );
ssl->pk_key_own_alloc = 1;
pk_init( ssl->pk_key );
return( pk_init_ctx_rsa_alt( ssl->pk_key, rsa_key,
rsa_decrypt, rsa_sign, rsa_key_len ) );
}
#endif /* POLARSSL_X509_PARSE_C */
@ -3780,6 +3792,12 @@ void ssl_free( ssl_context *ssl )
ssl->hostname_len = 0;
}
if( ssl->pk_key_own_alloc )
{
pk_free( ssl->pk_key );
polarssl_free( ssl->pk_key );
}
#if defined(POLARSSL_SSL_HW_RECORD_ACCEL)
if( ssl_hw_record_finish != NULL )
{