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Cleanup PSA ifdefs for CBC block mode

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Try to make these definitions clearer given the complexity of the
mapping between the PSA config options and the MBEDTLS ones.

Signed-off-by: David Brown <[email protected]>
This commit is contained in:
David Brown
2021-02-16 13:25:34 -07:00
parent 10cb81c0a0
commit fc46818eeb
1 changed files with 3 additions and 9 deletions
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include/mbedtls/config_psa.h
+3 -9
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@@ -333,26 +333,20 @@ extern "C" {
#if defined(PSA_WANT_ALG_CBC_NO_PADDING) || defined(PSA_WANT_ALG_CBC_PKCS7)
#define MBEDTLS_CIPHER_MODE_CBC
#if defined(PSA_WANT_ALG_CBC_PKCS7)
#define MBEDTLS_CIPHER_PADDING_PKCS7
#endif /* PSA_WANT_ALG_CBC_PKCS7 */
#endif /* PSA_WANT_ALG_CBC_NO_PADDING || PSA_WANT_ALG_CBC_PKCS7 */
#if defined(PSA_WANT_ALG_CBC_NO_PADDING)
#if !defined(MBEDTLS_PSA_ACCEL_ALG_CBC_NO_PADDING) || \
defined(PSA_HAVE_SOFT_KEY_TYPE_AES) || \
defined(PSA_HAVE_SOFT_KEY_TYPE_DES) || \
defined(PSA_HAVE_SOFT_KEY_TYPE_CAMELLIA)
defined(PSA_HAVE_SOFT_BLOCK_CIPHER)
#define MBEDTLS_PSA_BUILTIN_ALG_CBC_NO_PADDING 1
#endif
#endif /* PSA_WANT_ALG_CBC_NO_PADDING */
#if defined(PSA_WANT_ALG_CBC_PKCS7)
#if !defined(MBEDTLS_PSA_ACCEL_ALG_CBC_PKCS7) || \
defined(PSA_HAVE_SOFT_KEY_TYPE_AES) || \
defined(PSA_HAVE_SOFT_KEY_TYPE_DES) || \
defined(PSA_HAVE_SOFT_KEY_TYPE_CAMELLIA)
defined(PSA_HAVE_SOFT_BLOCK_CIPHER)
#define MBEDTLS_PSA_BUILTIN_ALG_CBC_PKCS7 1
#define MBEDTLS_CIPHER_PADDING_PKCS7
#endif
#endif /* PSA_WANT_ALG_CBC_PKCS7 */