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Merge pull request #4506 from gilles-peskine-arm/array-parameters-to-pointers-sha512

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Change sha256 and sha512 output type from an array to a pointer
This commit is contained in:
Ronald Cron
2021-05-19 12:37:17 +02:00
committed by GitHub
parent f09a66dd78 96d6e08717
commit 0e3ec27598
7 changed files with 32 additions and 22 deletions
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10
library/ssl_tls.c
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@ -2898,8 +2898,6 @@ static void ssl_calc_finished_tls_sha256(
#if defined(MBEDTLS_SHA512_C)
typedef int (*finish_sha384_t)(mbedtls_sha512_context*, unsigned char*);
static void ssl_calc_finished_tls_sha384(
mbedtls_ssl_context *ssl, unsigned char *buf, int from )
{
@ -2958,13 +2956,7 @@ static void ssl_calc_finished_tls_sha384(
MBEDTLS_SSL_DEBUG_BUF( 4, "finished sha512 state", (unsigned char *)
sha512.state, sizeof( sha512.state ) );
#endif
/*
* For SHA-384, we can save 16 bytes by keeping padbuf 48 bytes long.
* However, to avoid stringop-overflow warning in gcc, we have to cast
* mbedtls_sha512_finish_ret().
*/
finish_sha384_t finish = (finish_sha384_t)mbedtls_sha512_finish_ret;
finish( &sha512, padbuf );
mbedtls_sha512_finish_ret( &sha512, padbuf );
mbedtls_sha512_free( &sha512 );
#endif