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Merge branch 'etm' into dtls

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* etm:
  Fix some more warnings in reduced configs
  Fix typo causing MSVC errors
This commit is contained in:
Manuel Pégourié-Gonnard 2014-11-17 15:07:17 +01:00
commit 0975ad928d
2 changed files with 21 additions and 22 deletions
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41
library/ssl_tls.c
View File

@ -1149,9 +1149,16 @@ static void ssl_mac( md_context_t *md_ctx, unsigned char *secret,
#define MAC_PLAINTEXT 1 #define MAC_PLAINTEXT 1
#define MAC_CIPHERTEXT 2 #define MAC_CIPHERTEXT 2
#if defined(POLARSSL_ARC4_C) || defined(POLARSSL_CIPHER_NULL_CIPHER) || \
( defined(POLARSSL_CIPHER_MODE_CBC) && \
( defined(POLARSSL_AES_C) || defined(POLARSSL_CAMELLIA_C) ) )
#define POLARSSL_SOME_MODES_USE_MAC
#endif
/* /*
* Is MAC applied on ciphertext, cleartext or not at all? * Is MAC applied on ciphertext, cleartext or not at all?
*/ */
#if defined(POLARSSL_SOME_MODES_USE_MAC)
static char ssl_get_mac_order( ssl_context *ssl, static char ssl_get_mac_order( ssl_context *ssl,
const ssl_session *session, const ssl_session *session,
cipher_mode_t mode ) cipher_mode_t mode )
@ -1171,19 +1178,21 @@ static char ssl_get_mac_order( ssl_context *ssl,
SSL_DEBUG_MSG( 3, ( "using encrypt then mac" ) ); SSL_DEBUG_MSG( 3, ( "using encrypt then mac" ) );
return( MAC_CIPHERTEXT ); return( MAC_CIPHERTEXT );
} }
#else
((void) ssl);
((void) session);
#endif #endif
return( MAC_PLAINTEXT ); return( MAC_PLAINTEXT );
} }
#endif #else
/* Unused if AEAD is the only option */
((void) ssl); ((void) ssl);
((void) session); ((void) session);
((void) mode); #endif
return( MAC_NONE ); return( MAC_NONE );
} }
#endif /* POLARSSL_SOME_MODES_USE_MAC */
/* /*
* Encryption/decryption functions * Encryption/decryption functions
@ -1192,19 +1201,14 @@ static int ssl_encrypt_buf( ssl_context *ssl )
{ {
const cipher_mode_t mode = cipher_get_cipher_mode( const cipher_mode_t mode = cipher_get_cipher_mode(
&ssl->transform_out->cipher_ctx_enc ); &ssl->transform_out->cipher_ctx_enc );
char mac_order;
SSL_DEBUG_MSG( 2, ( "=> encrypt buf" ) ); SSL_DEBUG_MSG( 2, ( "=> encrypt buf" ) );
mac_order = ssl_get_mac_order( ssl, ssl->session_out, mode );
/* /*
* Add MAC before if needed * Add MAC before if needed
*/ */
#if defined(POLARSSL_ARC4_C) || defined(POLARSSL_CIPHER_NULL_CIPHER) || \ #if defined(POLARSSL_SOME_MODES_USE_MAC)
( defined(POLARSSL_CIPHER_MODE_CBC) && \ if( ssl_get_mac_order( ssl, ssl->session_out, mode ) == MAC_PLAINTEXT )
( defined(POLARSSL_AES_C) || defined(POLARSSL_CAMELLIA_C) ) )
if( mac_order == MAC_PLAINTEXT )
{ {
#if defined(POLARSSL_SSL_PROTO_SSL3) #if defined(POLARSSL_SSL_PROTO_SSL3)
if( ssl->minor_ver == SSL_MINOR_VERSION_0 ) if( ssl->minor_ver == SSL_MINOR_VERSION_0 )
@ -1442,7 +1446,7 @@ static int ssl_encrypt_buf( ssl_context *ssl )
#endif #endif
#if defined(POLARSSL_SSL_ENCRYPT_THEN_MAC) #if defined(POLARSSL_SSL_ENCRYPT_THEN_MAC)
if( mac_order == MAC_CIPHERTEXT ) if( ssl_get_mac_order( ssl, ssl->session_out, mode ) == MAC_CIPHERTEXT )
{ {
/* /*
* MAC(MAC_write_key, seq_num + * MAC(MAC_write_key, seq_num +
@ -1492,12 +1496,9 @@ static int ssl_decrypt_buf( ssl_context *ssl )
size_t i; size_t i;
const cipher_mode_t mode = cipher_get_cipher_mode( const cipher_mode_t mode = cipher_get_cipher_mode(
&ssl->transform_in->cipher_ctx_dec ); &ssl->transform_in->cipher_ctx_dec );
#if defined(POLARSSL_ARC4_C) || defined(POLARSSL_CIPHER_NULL_CIPHER) || \ #if defined(POLARSSL_SOME_MODES_USE_MAC)
( defined(POLARSSL_CIPHER_MODE_CBC) && \
( defined(POLARSSL_AES_C) || defined(POLARSSL_CAMELLIA_C) ) )
size_t padlen = 0, correct = 1; size_t padlen = 0, correct = 1;
#endif #endif
char mac_order;
SSL_DEBUG_MSG( 2, ( "=> decrypt buf" ) ); SSL_DEBUG_MSG( 2, ( "=> decrypt buf" ) );
@ -1508,8 +1509,6 @@ static int ssl_decrypt_buf( ssl_context *ssl )
return( POLARSSL_ERR_SSL_INVALID_MAC ); return( POLARSSL_ERR_SSL_INVALID_MAC );
} }
mac_order = ssl_get_mac_order( ssl, ssl->session_in, mode );
#if defined(POLARSSL_ARC4_C) || defined(POLARSSL_CIPHER_NULL_CIPHER) #if defined(POLARSSL_ARC4_C) || defined(POLARSSL_CIPHER_NULL_CIPHER)
if( mode == POLARSSL_MODE_STREAM ) if( mode == POLARSSL_MODE_STREAM )
{ {
@ -1648,7 +1647,7 @@ static int ssl_decrypt_buf( ssl_context *ssl )
* Authenticate before decrypt if enabled * Authenticate before decrypt if enabled
*/ */
#if defined(POLARSSL_SSL_ENCRYPT_THEN_MAC) #if defined(POLARSSL_SSL_ENCRYPT_THEN_MAC)
if( mac_order == MAC_CIPHERTEXT ) if( ssl_get_mac_order( ssl, ssl->session_in, mode ) == MAC_CIPHERTEXT )
{ {
unsigned char computed_mac[POLARSSL_SSL_MAX_MAC_SIZE]; unsigned char computed_mac[POLARSSL_SSL_MAX_MAC_SIZE];
unsigned char pseudo_hdr[13]; unsigned char pseudo_hdr[13];
@ -1739,7 +1738,7 @@ static int ssl_decrypt_buf( ssl_context *ssl )
padlen = 1 + ssl->in_msg[ssl->in_msglen - 1]; padlen = 1 + ssl->in_msg[ssl->in_msglen - 1];
if( ssl->in_msglen < ssl->transform_in->maclen + padlen && if( ssl->in_msglen < ssl->transform_in->maclen + padlen &&
mac_order == MAC_PLAINTEXT ) ssl_get_mac_order( ssl, ssl->session_in, mode ) == MAC_PLAINTEXT )
{ {
#if defined(POLARSSL_SSL_DEBUG_ALL) #if defined(POLARSSL_SSL_DEBUG_ALL)
SSL_DEBUG_MSG( 1, ( "msglen (%d) < maclen (%d) + padlen (%d)", SSL_DEBUG_MSG( 1, ( "msglen (%d) < maclen (%d) + padlen (%d)",
@ -1834,7 +1833,7 @@ static int ssl_decrypt_buf( ssl_context *ssl )
#if defined(POLARSSL_ARC4_C) || defined(POLARSSL_CIPHER_NULL_CIPHER) || \ #if defined(POLARSSL_ARC4_C) || defined(POLARSSL_CIPHER_NULL_CIPHER) || \
( defined(POLARSSL_CIPHER_MODE_CBC) && \ ( defined(POLARSSL_CIPHER_MODE_CBC) && \
( defined(POLARSSL_AES_C) || defined(POLARSSL_CAMELLIA_C) ) ) ( defined(POLARSSL_AES_C) || defined(POLARSSL_CAMELLIA_C) ) )
if( mac_order == MAC_PLAINTEXT ) if( ssl_get_mac_order( ssl, ssl->session_in, mode ) == MAC_PLAINTEXT )
{ {
unsigned char tmp[POLARSSL_SSL_MAX_MAC_SIZE]; unsigned char tmp[POLARSSL_SSL_MAX_MAC_SIZE];

2
programs/ssl/ssl_client2.c
View File

@ -147,7 +147,7 @@ struct options
uint32_t hs_to_max; /* Max value of DTLS handshake timer */ uint32_t hs_to_max; /* Max value of DTLS handshake timer */
int fallback; /* is this a fallback connection? */ int fallback; /* is this a fallback connection? */
char extended_ms; /* negotiate extended master secret? */ char extended_ms; /* negotiate extended master secret? */
char etm; ; /* negotiate encrypt then mac? ? */ char etm; /* negotiate encrypt then mac? ? */
} opt; } opt;
static void my_debug( void *ctx, int level, const char *str ) static void my_debug( void *ctx, int level, const char *str )