mbedTLS
MBEDTLS_CTR_DRBG_KEYSIZE is only used within mbedTLS.
 
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CodeScopeSTM32 Libraries and SamplesmbedTLSMBEDTLS_CTR_DRBG_KEYSIZE

MBEDTLS_CTR_DRBG_KEYSIZE macro

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

Syntax

#define MBEDTLS_CTR_DRBG_KEYSIZE 32

References

LocationText
ctr_drbg.h:61
#define MBEDTLS_CTR_DRBG_KEYSIZE 32 /**< The key size used by the cipher (compile-time choice: 256 bits). */
ctr_drbg.c:90
unsigned char key[MBEDTLS_CTR_DRBG_KEYSIZE];
ctr_drbg.c:92
memset( key, 0, MBEDTLS_CTR_DRBG_KEYSIZE );
ctr_drbg.c:159
unsigned char key[MBEDTLS_CTR_DRBG_KEYSIZE];
ctr_drbg.c:193
for( i = 0; i < MBEDTLS_CTR_DRBG_KEYSIZE; i++ )
ctr_drbg.c:239
iv = tmp + MBEDTLS_CTR_DRBG_KEYSIZE;
ctr_drbg.c:315
memcpy( ctx->counter, tmp + MBEDTLS_CTR_DRBG_KEYSIZE, MBEDTLS_CTR_DRBG_BLOCKSIZE );
ctr_drbg.h:64
#define MBEDTLS_CTR_DRBG_KEYBITS ( MBEDTLS_CTR_DRBG_KEYSIZE * 8 ) /**< The key size for the DRBG operation, in bits. */
ctr_drbg.h:65
#define MBEDTLS_CTR_DRBG_SEEDLEN ( MBEDTLS_CTR_DRBG_KEYSIZE + MBEDTLS_CTR_DRBG_BLOCKSIZE ) /**< The seed length, calculated as (counter + AES key). */