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Make the aes xts methods independent from MBEDTLS_AES_SETKEY_DEC_ALT

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This is fix for the MBEDTLS_AES_SETKEY_DEC_ALT macro switch is including the aes xts methods
and building with a custom mbedtls_aes_setkey_dec function will disable the aes xts methods.
The fix is separating the aes xts methods and the MBEDTLS_AES_SETKEY_DEC_ALT can only
switch the presence of the mbedtls_aes_setkey_dec function.

Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
This commit is contained in:
gabor-mezei-arm 2020-10-26 11:35:23 +01:00
parent ff873432d4
commit 13b8a26730
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GPG Key ID: 106F5A41ECC305BD
1 changed files with 1 additions and 2 deletions
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3
library/aes.c
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@ -735,6 +735,7 @@ exit:
return( ret ); return( ret );
} }
#endif /* !MBEDTLS_AES_SETKEY_DEC_ALT */
#if defined(MBEDTLS_CIPHER_MODE_XTS) #if defined(MBEDTLS_CIPHER_MODE_XTS)
static int mbedtls_aes_xts_decode_keys( const unsigned char *key, static int mbedtls_aes_xts_decode_keys( const unsigned char *key,
@ -813,8 +814,6 @@ int mbedtls_aes_xts_setkey_dec( mbedtls_aes_xts_context *ctx,
} }
#endif /* MBEDTLS_CIPHER_MODE_XTS */ #endif /* MBEDTLS_CIPHER_MODE_XTS */
#endif /* !MBEDTLS_AES_SETKEY_DEC_ALT */
#define AES_FROUND(X0,X1,X2,X3,Y0,Y1,Y2,Y3) \ #define AES_FROUND(X0,X1,X2,X3,Y0,Y1,Y2,Y3) \
do \ do \
{ \ { \