mirror of
https://github.com/yuzu-emu/mbedtls.git
synced 2024-11-22 11:25:42 +01:00
Minor style and formatting fixes.
This change corrects some minor style violations, mostly for spacing around parentheses.
This commit is contained in:
Daniel King
Manuel Pégourié-Gonnard
parent
b6897f67a4
commit
e6e7968c3a
@ -59,15 +59,15 @@ static void mbedtls_zeroize( void *v, size_t n ) {
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*/
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static void mbedtls_aead_chacha20_poly1305_pad_aad( mbedtls_aead_chacha20_poly1305_context *ctx )
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{
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uint32_t partial_block_len = (uint32_t)( ctx->aad_len % 16U );
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uint32_t partial_block_len = (uint32_t) ( ctx->aad_len % 16U );
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unsigned char zeroes[15];
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if ( partial_block_len > 0U )
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{
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memset( zeroes, 0, sizeof(zeroes) );
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(void)mbedtls_poly1305_update( &ctx->poly1305_ctx,
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16U - partial_block_len,
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zeroes );
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memset( zeroes, 0, sizeof( zeroes ) );
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(void) mbedtls_poly1305_update( &ctx->poly1305_ctx,
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16U - partial_block_len,
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zeroes );
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}
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}
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@ -78,15 +78,15 @@ static void mbedtls_aead_chacha20_poly1305_pad_aad( mbedtls_aead_chacha20_poly13
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*/
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static void mbedtls_aead_chacha20_poly1305_pad_ciphertext( mbedtls_aead_chacha20_poly1305_context *ctx )
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{
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uint32_t partial_block_len = (uint32_t)( ctx->ciphertext_len % 16U );
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uint32_t partial_block_len = (uint32_t) ( ctx->ciphertext_len % 16U );
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unsigned char zeroes[15];
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if ( partial_block_len > 0U )
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{
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memset( zeroes, 0, sizeof(zeroes) );
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(void)mbedtls_poly1305_update( &ctx->poly1305_ctx,
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16U - partial_block_len,
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zeroes );
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memset( zeroes, 0, sizeof( zeroes ) );
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(void) mbedtls_poly1305_update( &ctx->poly1305_ctx,
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16U - partial_block_len,
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zeroes );
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}
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}
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@ -185,12 +185,12 @@ int mbedtls_aead_chacha20_poly1305_update_aad( mbedtls_aead_chacha20_poly1305_co
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}
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else if ( ctx->state != AEAD_CHACHA20_POLY1305_STATE_AAD )
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{
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return (MBEDTLS_ERR_AEAD_CHACHA20_POLY1305_BAD_STATE );
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return(MBEDTLS_ERR_AEAD_CHACHA20_POLY1305_BAD_STATE );
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}
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ctx->aad_len += aad_len;
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return ( mbedtls_poly1305_update( &ctx->poly1305_ctx, aad_len, aad ) );
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return( mbedtls_poly1305_update( &ctx->poly1305_ctx, aad_len, aad ) );
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}
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int mbedtls_aead_chacha20_poly1305_update( mbedtls_aead_chacha20_poly1305_context *ctx,
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@ -228,13 +228,13 @@ int mbedtls_aead_chacha20_poly1305_update( mbedtls_aead_chacha20_poly1305_contex
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* the input pointers are NULL. Since we have checked their validity
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* above, we can safety ignore the return value.
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*/
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(void)mbedtls_chacha20_update( &ctx->chacha20_ctx, len, input, output );
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(void)mbedtls_poly1305_update( &ctx->poly1305_ctx, len, output );
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(void) mbedtls_chacha20_update( &ctx->chacha20_ctx, len, input, output );
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(void) mbedtls_poly1305_update( &ctx->poly1305_ctx, len, output );
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}
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else /* DECRYPT */
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{
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(void)mbedtls_poly1305_update( &ctx->poly1305_ctx, len, input );
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(void)mbedtls_chacha20_update( &ctx->chacha20_ctx, len, input, output );
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(void) mbedtls_poly1305_update( &ctx->poly1305_ctx, len, input );
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(void) mbedtls_chacha20_update( &ctx->chacha20_ctx, len, input, output );
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}
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return( 0 );
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@ -268,25 +268,25 @@ int mbedtls_aead_chacha20_poly1305_finish( mbedtls_aead_chacha20_poly1305_contex
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/* The lengths of the AAD and ciphertext are processed by
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* Poly1305 as the final 128-bit block, encoded as little-endian integers.
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*/
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len_block[0] = (unsigned char)ctx->aad_len;
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len_block[1] = (unsigned char)( ctx->aad_len >> 8 );
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len_block[2] = (unsigned char)( ctx->aad_len >> 16 );
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len_block[3] = (unsigned char)( ctx->aad_len >> 24 );
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len_block[4] = (unsigned char)( ctx->aad_len >> 32 );
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len_block[5] = (unsigned char)( ctx->aad_len >> 40 );
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len_block[6] = (unsigned char)( ctx->aad_len >> 48 );
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len_block[7] = (unsigned char)( ctx->aad_len >> 56 );
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len_block[8] = (unsigned char)ctx->ciphertext_len;
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len_block[9] = (unsigned char)( ctx->ciphertext_len >> 8 );
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len_block[10] = (unsigned char)( ctx->ciphertext_len >> 16 );
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len_block[11] = (unsigned char)( ctx->ciphertext_len >> 24 );
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len_block[12] = (unsigned char)( ctx->ciphertext_len >> 32 );
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len_block[13] = (unsigned char)( ctx->ciphertext_len >> 40 );
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len_block[14] = (unsigned char)( ctx->ciphertext_len >> 48 );
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len_block[15] = (unsigned char)( ctx->ciphertext_len >> 56 );
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len_block[0] = (unsigned char) ctx->aad_len;
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len_block[1] = (unsigned char) ( ctx->aad_len >> 8 );
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len_block[2] = (unsigned char) ( ctx->aad_len >> 16 );
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len_block[3] = (unsigned char) ( ctx->aad_len >> 24 );
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len_block[4] = (unsigned char) ( ctx->aad_len >> 32 );
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len_block[5] = (unsigned char) ( ctx->aad_len >> 40 );
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len_block[6] = (unsigned char) ( ctx->aad_len >> 48 );
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len_block[7] = (unsigned char) ( ctx->aad_len >> 56 );
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len_block[8] = (unsigned char) ctx->ciphertext_len;
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len_block[9] = (unsigned char) ( ctx->ciphertext_len >> 8 );
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len_block[10] = (unsigned char) ( ctx->ciphertext_len >> 16 );
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len_block[11] = (unsigned char) ( ctx->ciphertext_len >> 24 );
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len_block[12] = (unsigned char) ( ctx->ciphertext_len >> 32 );
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len_block[13] = (unsigned char) ( ctx->ciphertext_len >> 40 );
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len_block[14] = (unsigned char) ( ctx->ciphertext_len >> 48 );
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len_block[15] = (unsigned char) ( ctx->ciphertext_len >> 56 );
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(void)mbedtls_poly1305_update( &ctx->poly1305_ctx, 16U, len_block );
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(void)mbedtls_poly1305_finish( &ctx->poly1305_ctx, mac );
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(void) mbedtls_poly1305_update( &ctx->poly1305_ctx, 16U, len_block );
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(void) mbedtls_poly1305_finish( &ctx->poly1305_ctx, mac );
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return( 0 );
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}
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@ -46,14 +46,14 @@
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#endif /* MBEDTLS_PLATFORM_C */
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#endif /* MBEDTLS_SELF_TEST */
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#define BYTES_TO_U32_LE( data, offset ) \
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( (uint32_t)data[offset] | \
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(uint32_t)( (uint32_t)data[(offset) + 1] << 8 ) | \
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(uint32_t)( (uint32_t)data[(offset) + 2] << 16 ) | \
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(uint32_t)( (uint32_t)data[(offset) + 3] << 24 ) \
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#define BYTES_TO_U32_LE( data, offset ) \
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( (uint32_t) data[offset] \
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| (uint32_t) ( (uint32_t) data[( offset ) + 1] << 8 ) \
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| (uint32_t) ( (uint32_t) data[( offset ) + 2] << 16 ) \
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| (uint32_t) ( (uint32_t) data[( offset ) + 3] << 24 ) \
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)
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#define ROTL32( value, amount ) ( (uint32_t)( value << amount ) | ( value >> ( 32 - amount ) ) )
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#define ROTL32( value, amount ) ( (uint32_t) ( value << amount ) | ( value >> ( 32 - amount ) ) )
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#define CHACHA20_CTR_INDEX ( 12U )
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@ -171,10 +171,10 @@ static void mbedtls_chacha20_block( const uint32_t initial_state[16],
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{
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offset = i * 4U;
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keystream[offset ] = (unsigned char) working_state[i];
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keystream[offset + 1U] = (unsigned char)( working_state[i] >> 8 );
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keystream[offset + 2U] = (unsigned char)( working_state[i] >> 16 );
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keystream[offset + 3U] = (unsigned char)( working_state[i] >> 24 );
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keystream[offset ] = (unsigned char) working_state[i];
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keystream[offset + 1U] = (unsigned char) ( working_state[i] >> 8 );
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keystream[offset + 2U] = (unsigned char) ( working_state[i] >> 16 );
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keystream[offset + 3U] = (unsigned char) ( working_state[i] >> 24 );
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}
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}
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@ -277,10 +277,10 @@ int mbedtls_chacha20_keystream_block( const mbedtls_chacha20_context *ctx,
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mbedtls_chacha20_block( initial_state, working_state, keystream );
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mbedtls_zeroize( initial_state, sizeof(initial_state) );
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mbedtls_zeroize( working_state, sizeof(working_state) );
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mbedtls_zeroize( initial_state, sizeof( initial_state ) );
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mbedtls_zeroize( working_state, sizeof( working_state ) );
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return ( 0 );
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return( 0 );
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}
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int mbedtls_chacha20_update( mbedtls_chacha20_context *ctx,
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@ -351,7 +351,7 @@ int mbedtls_chacha20_update( mbedtls_chacha20_context *ctx,
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ctx->initial_state[CHACHA20_CTR_INDEX]++;
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}
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return 0;
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return( 0 );
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}
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#endif /* !MBEDTLS_CHACHA20_ALT */
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@ -380,7 +380,7 @@ int mbedtls_chacha20_crypt( const unsigned char key[32],
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cleanup:
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mbedtls_chacha20_free( &ctx );
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return result;
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return( result );
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}
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#if defined(MBEDTLS_SELF_TEST)
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@ -45,11 +45,11 @@
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#define POLY1305_BLOCK_SIZE_BYTES ( 16U )
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#define BYTES_TO_U32_LE( data, offset ) \
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( (uint32_t)data[offset] | \
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(uint32_t)( (uint32_t)data[(offset) + 1] << 8 ) | \
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(uint32_t)( (uint32_t)data[(offset) + 2] << 16 ) | \
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(uint32_t)( (uint32_t)data[(offset) + 3] << 24 ) \
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#define BYTES_TO_U32_LE( data, offset ) \
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( (uint32_t) data[offset] \
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| (uint32_t) ( (uint32_t) data[( offset ) + 1] << 8 ) \
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| (uint32_t) ( (uint32_t) data[( offset ) + 2] << 16 ) \
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| (uint32_t) ( (uint32_t) data[( offset ) + 3] << 24 ) \
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)
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/* Implementation that should never be optimized out by the compiler */
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@ -100,59 +100,59 @@ static void mbedtls_poly1305_process( mbedtls_poly1305_context *ctx,
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{
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/* Compute: acc += block */
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/* Note that the input block is treated as a 128-bit little-endian integer */
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d0 = (uint64_t)acc0 + BYTES_TO_U32_LE( input, offset + 0 );
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d1 = (uint64_t)acc1 + BYTES_TO_U32_LE( input, offset + 4 ) + ( d0 >> 32U );
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d2 = (uint64_t)acc2 + BYTES_TO_U32_LE( input, offset + 8 ) + ( d1 >> 32U );
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d3 = (uint64_t)acc3 + BYTES_TO_U32_LE( input, offset + 12 ) + ( d2 >> 32U );
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acc0 = (uint32_t)d0;
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acc1 = (uint32_t)d1;
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acc2 = (uint32_t)d2;
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acc3 = (uint32_t)d3;
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acc4 += (uint32_t)( d3 >> 32U ) + needs_padding;
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d0 = (uint64_t) acc0 + BYTES_TO_U32_LE( input, offset + 0 );
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d1 = (uint64_t) acc1 + BYTES_TO_U32_LE( input, offset + 4 ) + ( d0 >> 32U );
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d2 = (uint64_t) acc2 + BYTES_TO_U32_LE( input, offset + 8 ) + ( d1 >> 32U );
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d3 = (uint64_t) acc3 + BYTES_TO_U32_LE( input, offset + 12 ) + ( d2 >> 32U );
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acc0 = (uint32_t) d0;
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acc1 = (uint32_t) d1;
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acc2 = (uint32_t) d2;
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acc3 = (uint32_t) d3;
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acc4 += (uint32_t) ( d3 >> 32U ) + needs_padding;
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/* Compute: acc *= r */
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d0 = ( (uint64_t)acc0 * r0 ) +
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( (uint64_t)acc1 * rs3 ) +
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( (uint64_t)acc2 * rs2 ) +
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( (uint64_t)acc3 * rs1 );
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d1 = ( (uint64_t)acc0 * r1 ) +
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( (uint64_t)acc1 * r0 ) +
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( (uint64_t)acc2 * rs3 ) +
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( (uint64_t)acc3 * rs2 ) +
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( (uint64_t)acc4 * rs1 );
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d2 = ( (uint64_t)acc0 * r2 ) +
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( (uint64_t)acc1 * r1 ) +
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( (uint64_t)acc2 * r0 ) +
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( (uint64_t)acc3 * rs3 ) +
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( (uint64_t)acc4 * rs2 );
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d3 = ( (uint64_t)acc0 * r3 ) +
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( (uint64_t)acc1 * r2 ) +
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( (uint64_t)acc2 * r1 ) +
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( (uint64_t)acc3 * r0 ) +
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( (uint64_t)acc4 * rs3 );
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d0 = ( (uint64_t) acc0 * r0 ) +
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( (uint64_t) acc1 * rs3 ) +
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( (uint64_t) acc2 * rs2 ) +
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( (uint64_t) acc3 * rs1 );
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d1 = ( (uint64_t) acc0 * r1 ) +
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( (uint64_t) acc1 * r0 ) +
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( (uint64_t) acc2 * rs3 ) +
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( (uint64_t) acc3 * rs2 ) +
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( (uint64_t) acc4 * rs1 );
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d2 = ( (uint64_t) acc0 * r2 ) +
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( (uint64_t) acc1 * r1 ) +
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( (uint64_t) acc2 * r0 ) +
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( (uint64_t) acc3 * rs3 ) +
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( (uint64_t) acc4 * rs2 );
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d3 = ( (uint64_t) acc0 * r3 ) +
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( (uint64_t) acc1 * r2 ) +
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( (uint64_t) acc2 * r1 ) +
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( (uint64_t) acc3 * r0 ) +
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( (uint64_t) acc4 * rs3 );
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acc4 *= r0;
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/* Compute: acc %= (2^130 - 5) (partial remainder) */
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d1 += ( d0 >> 32 );
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d2 += ( d1 >> 32 );
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d3 += ( d2 >> 32 );
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acc0 = (uint32_t)d0;
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acc1 = (uint32_t)d1;
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acc2 = (uint32_t)d2;
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acc3 = (uint32_t)d3;
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acc4 = (uint32_t)( d3 >> 32 ) + acc4;
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acc0 = (uint32_t) d0;
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acc1 = (uint32_t) d1;
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acc2 = (uint32_t) d2;
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acc3 = (uint32_t) d3;
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acc4 = (uint32_t) ( d3 >> 32 ) + acc4;
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d0 = (uint64_t)acc0 + ( acc4 >> 2 ) + ( acc4 & 0xFFFFFFFCU );
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d0 = (uint64_t) acc0 + ( acc4 >> 2 ) + ( acc4 & 0xFFFFFFFCU );
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acc4 &= 3U;
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acc0 = (uint32_t)d0;
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d0 = (uint64_t)acc1 + ( d0 >> 32U );
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acc1 = (uint32_t)d0;
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d0 = (uint64_t)acc2 + ( d0 >> 32U );
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acc2 = (uint32_t)d0;
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d0 = (uint64_t)acc3 + ( d0 >> 32U );
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acc3 = (uint32_t)d0;
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d0 = (uint64_t)acc4 + ( d0 >> 32U );
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acc4 = (uint32_t)d0;
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acc0 = (uint32_t) d0;
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d0 = (uint64_t) acc1 + ( d0 >> 32U );
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acc1 = (uint32_t) d0;
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d0 = (uint64_t) acc2 + ( d0 >> 32U );
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acc2 = (uint32_t) d0;
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d0 = (uint64_t) acc3 + ( d0 >> 32U );
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acc3 = (uint32_t) d0;
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d0 = (uint64_t) acc4 + ( d0 >> 32U );
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acc4 = (uint32_t) d0;
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offset += POLY1305_BLOCK_SIZE_BYTES;
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}
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@ -192,18 +192,18 @@ static void mbedtls_poly1305_compute_mac( const mbedtls_poly1305_context *ctx,
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*/
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/* Calculate acc + -(2^130 - 5) */
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d = ( (uint64_t)acc0 + 5U );
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g0 = (uint32_t)d;
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d = ( (uint64_t)acc1 + ( d >> 32 ) );
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g1 = (uint32_t)d;
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d = ( (uint64_t)acc2 + ( d >> 32 ) );
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g2 = (uint32_t)d;
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d = ( (uint64_t)acc3 + ( d >> 32 ) );
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g3 = (uint32_t)d;
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g4 = acc4 + (uint32_t)( d >> 32U );
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d = ( (uint64_t) acc0 + 5U );
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g0 = (uint32_t) d;
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d = ( (uint64_t) acc1 + ( d >> 32 ) );
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g1 = (uint32_t) d;
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d = ( (uint64_t) acc2 + ( d >> 32 ) );
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g2 = (uint32_t) d;
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d = ( (uint64_t) acc3 + ( d >> 32 ) );
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g3 = (uint32_t) d;
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g4 = acc4 + (uint32_t) ( d >> 32U );
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/* mask == 0xFFFFFFFF if 131st bit is set, otherwise mask == 0 */
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mask = (uint32_t)0U - ( g4 >> 2U );
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mask = (uint32_t) 0U - ( g4 >> 2U );
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mask_inv = ~mask;
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/* If 131st bit is set then acc=g, otherwise, acc is unmodified */
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@ -213,38 +213,38 @@ static void mbedtls_poly1305_compute_mac( const mbedtls_poly1305_context *ctx,
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acc3 = ( acc3 & mask_inv ) | ( g3 & mask );
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/* Add 's' */
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d = (uint64_t)acc0 + ctx->s[0];
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acc0 = (uint32_t)d;
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d = (uint64_t)acc1 + ctx->s[1] + ( d >> 32U );
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acc1 = (uint32_t)d;
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d = (uint64_t)acc2 + ctx->s[2] + ( d >> 32U );
|
||||
acc2 = (uint32_t)d;
|
||||
acc3 += ctx->s[3] + (uint32_t)( d >> 32U );
|
||||
d = (uint64_t) acc0 + ctx->s[0];
|
||||
acc0 = (uint32_t) d;
|
||||
d = (uint64_t) acc1 + ctx->s[1] + ( d >> 32U );
|
||||
acc1 = (uint32_t) d;
|
||||
d = (uint64_t) acc2 + ctx->s[2] + ( d >> 32U );
|
||||
acc2 = (uint32_t) d;
|
||||
acc3 += ctx->s[3] + (uint32_t) ( d >> 32U );
|
||||
|
||||
/* Compute MAC (128 least significant bits of the accumulator) */
|
||||
mac[0] = (uint8_t)acc0;
|
||||
mac[1] = (uint8_t)( acc0 >> 8 );
|
||||
mac[2] = (uint8_t)( acc0 >> 16 );
|
||||
mac[3] = (uint8_t)( acc0 >> 24 );
|
||||
mac[4] = (uint8_t)acc1;
|
||||
mac[5] = (uint8_t)( acc1 >> 8 );
|
||||
mac[6] = (uint8_t)( acc1 >> 16 );
|
||||
mac[7] = (uint8_t)( acc1 >> 24 );
|
||||
mac[8] = (uint8_t)acc2;
|
||||
mac[9] = (uint8_t)( acc2 >> 8 );
|
||||
mac[10] = (uint8_t)( acc2 >> 16 );
|
||||
mac[11] = (uint8_t)( acc2 >> 24 );
|
||||
mac[12] = (uint8_t)acc3;
|
||||
mac[13] = (uint8_t)( acc3 >> 8 );
|
||||
mac[14] = (uint8_t)( acc3 >> 16 );
|
||||
mac[15] = (uint8_t)( acc3 >> 24 );
|
||||
mac[0] = (unsigned char) acc0;
|
||||
mac[1] = (unsigned char) ( acc0 >> 8 );
|
||||
mac[2] = (unsigned char) ( acc0 >> 16 );
|
||||
mac[3] = (unsigned char) ( acc0 >> 24 );
|
||||
mac[4] = (unsigned char) acc1;
|
||||
mac[5] = (unsigned char) ( acc1 >> 8 );
|
||||
mac[6] = (unsigned char) ( acc1 >> 16 );
|
||||
mac[7] = (unsigned char) ( acc1 >> 24 );
|
||||
mac[8] = (unsigned char) acc2;
|
||||
mac[9] = (unsigned char) ( acc2 >> 8 );
|
||||
mac[10] = (unsigned char) ( acc2 >> 16 );
|
||||
mac[11] = (unsigned char) ( acc2 >> 24 );
|
||||
mac[12] = (unsigned char) acc3;
|
||||
mac[13] = (unsigned char) ( acc3 >> 8 );
|
||||
mac[14] = (unsigned char) ( acc3 >> 16 );
|
||||
mac[15] = (unsigned char) ( acc3 >> 24 );
|
||||
}
|
||||
|
||||
void mbedtls_poly1305_init( mbedtls_poly1305_context *ctx )
|
||||
{
|
||||
if ( ctx != NULL )
|
||||
{
|
||||
mbedtls_zeroize( ctx, sizeof(mbedtls_poly1305_context) );
|
||||
mbedtls_zeroize( ctx, sizeof( mbedtls_poly1305_context ) );
|
||||
}
|
||||
}
|
||||
|
||||
@ -252,7 +252,7 @@ void mbedtls_poly1305_free( mbedtls_poly1305_context *ctx )
|
||||
{
|
||||
if ( ctx != NULL )
|
||||
{
|
||||
mbedtls_zeroize( ctx, sizeof(mbedtls_poly1305_context) );
|
||||
mbedtls_zeroize( ctx, sizeof( mbedtls_poly1305_context ) );
|
||||
}
|
||||
}
|
||||
|
||||
@ -281,7 +281,7 @@ int mbedtls_poly1305_setkey( mbedtls_poly1305_context *ctx,
|
||||
ctx->acc[2] = 0U;
|
||||
ctx->acc[3] = 0U;
|
||||
|
||||
return 0;
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
int mbedtls_poly1305_update( mbedtls_poly1305_context *ctx,
|
||||
@ -484,7 +484,7 @@ static const unsigned char test_mac[2][16] =
|
||||
|
||||
int mbedtls_poly1305_self_test( int verbose )
|
||||
{
|
||||
uint8_t mac[16];
|
||||
unsigned char mac[16];
|
||||
size_t i;
|
||||
int result;
|
||||
|
||||
@ -496,9 +496,9 @@ int mbedtls_poly1305_self_test( int verbose )
|
||||
}
|
||||
|
||||
result = mbedtls_poly1305_mac( test_keys[i],
|
||||
test_data_len[i],
|
||||
test_data[i],
|
||||
mac );
|
||||
test_data_len[i],
|
||||
test_data[i],
|
||||
mac );
|
||||
if ( result != 0 )
|
||||
{
|
||||
if ( verbose != 0 )
|
||||
|
||||
Loading…
Reference in New Issue
Block a user