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Searched refs:ipad (Results 1 – 3 of 3) sorted by relevance

/mbedtls-latest/library/
Dpsa_crypto_mac.c37 uint8_t ipad[PSA_HMAC_MAX_HASH_BLOCK_SIZE]; in psa_hmac_setup_internal() local
51 if (block_size > sizeof(ipad)) { in psa_hmac_setup_internal()
63 ipad, sizeof(ipad), &key_length); in psa_hmac_setup_internal()
73 memcpy(ipad, key, key_length); in psa_hmac_setup_internal()
79 ipad[i] ^= 0x36; in psa_hmac_setup_internal()
81 memset(ipad + key_length, 0x36, block_size - key_length); in psa_hmac_setup_internal()
86 hmac->opad[i] = ipad[i] ^ 0x36 ^ 0x5C; in psa_hmac_setup_internal()
95 status = psa_hash_update(&hmac->hash_ctx, ipad, block_size); in psa_hmac_setup_internal()
98 mbedtls_platform_zeroize(ipad, sizeof(ipad)); in psa_hmac_setup_internal()
Dmd.c973 unsigned char *ipad, *opad; in mbedtls_md_hmac_starts() local
994 ipad = (unsigned char *) ctx->hmac_ctx; in mbedtls_md_hmac_starts()
997 memset(ipad, 0x36, ctx->md_info->block_size); in mbedtls_md_hmac_starts()
1000 mbedtls_xor(ipad, ipad, key, keylen); in mbedtls_md_hmac_starts()
1006 if ((ret = mbedtls_md_update(ctx, ipad, in mbedtls_md_hmac_starts()
1058 unsigned char *ipad; in mbedtls_md_hmac_reset() local
1064 ipad = (unsigned char *) ctx->hmac_ctx; in mbedtls_md_hmac_reset()
1069 return mbedtls_md_update(ctx, ipad, ctx->md_info->block_size); in mbedtls_md_hmac_reset()
/mbedtls-latest/
DChangeLog6087 required HMAC ipad and opad variables are not cleared.