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Change value of MBEDTLS_CIPHER_BLKSIZE_MAX if ARIA or Camellia present

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Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
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Dave Rodgman
2023-07-13 15:31:00 +01:00
parent 63b50b56cd
commit a3e4e229ef
2 changed files with 12 additions and 1 deletions
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6
include/mbedtls/cmac.h
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@@ -45,7 +45,11 @@ extern "C" {
#define MBEDTLS_AES_BLOCK_SIZE 16
#define MBEDTLS_DES3_BLOCK_SIZE 8
#if defined(MBEDTLS_AES_C)
/* Although the CMAC module does not support ARIA or CAMELLIA, we adjust the value of
* MBEDTLS_CIPHER_BLKSIZE_MAX to reflect these ciphers.
* This is done to avoid confusion, given the general-purpose name of the macro. */
#if defined(MBEDTLS_AES_C) || defined(MBEDTLS_ARIA_C) || defined(MBEDTLS_CAMELLIA_C)
#define MBEDTLS_CIPHER_BLKSIZE_MAX 16 /**< The longest block used by CMAC is that of AES. */
#else
#define MBEDTLS_CIPHER_BLKSIZE_MAX 8 /**< The longest block used by CMAC is that of 3DES. */