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SourceVuSTM32 Libraries and SamplesmbedTLSMBEDTLS_CTR_DRBG_KEYSIZE

MBEDTLS_CTR_DRBG_KEYSIZE macro

The key size used by the cipher (compile-time choice: 256 bits).

Syntax

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Summary

Declaration

from ctr_drbg.h:61

#define MBEDTLS_CTR_DRBG_KEYSIZE 32

References

Code

Location

#define MBEDTLS_CTR_DRBG_KEYSIZE 32 /**< The key size used by the cipher (compile-time choice: 256 bits). */

unsigned char key[MBEDTLS_CTR_DRBG_KEYSIZE];

memset( key, 0, MBEDTLS_CTR_DRBG_KEYSIZE );

unsigned char key[MBEDTLS_CTR_DRBG_KEYSIZE];

for( i = 0; i < MBEDTLS_CTR_DRBG_KEYSIZE; i++ )

iv = tmp + MBEDTLS_CTR_DRBG_KEYSIZE;

memcpy( ctx->counter, tmp + MBEDTLS_CTR_DRBG_KEYSIZE, MBEDTLS_CTR_DRBG_BLOCKSIZE );

#define MBEDTLS_CTR_DRBG_KEYBITS ( MBEDTLS_CTR_DRBG_KEYSIZE * 8 ) /**< The key size for the DRBG operation, in bits. */

#define MBEDTLS_CTR_DRBG_SEEDLEN ( MBEDTLS_CTR_DRBG_KEYSIZE + MBEDTLS_CTR_DRBG_BLOCKSIZE ) /**< The seed length, calculated as (counter + AES key). */