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Improve code readability

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+micro optimization
+style

Signed-off-by: Johan Pascal <johan.pascal@belledonne-communications.com>
This commit is contained in:
Johan Pascal
2020-09-22 21:21:39 +02:00
parent e79c1e8121
commit aae4d22b16
3 changed files with 15 additions and 6 deletions
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10
library/ssl_cli.c
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@ -800,8 +800,14 @@ static void ssl_write_use_srtp_ext( mbedtls_ssl_context *ssl,
*p++ = (unsigned char)( ext_len & 0xFF );
/* protection profile length: 2*(ssl->conf->dtls_srtp_profile_list_len) */
*p++ = (unsigned char)( ( ( 2 * ssl->conf->dtls_srtp_profile_list_len )
>> 8 ) & 0xFF );
/* micro-optimization:
* the list size is limited to MBEDTLS_TLS_SRTP_MAX_PROFILE_LIST_LENGTH
* which is lower than 127, so the upper byte of the length is always 0
* For the documentation, the more generic code is left in comments
* *p++ = (unsigned char)( ( ( 2 * ssl->conf->dtls_srtp_profile_list_len )
* >> 8 ) & 0xFF );
*/
*p++ = 0;
*p++ = (unsigned char)( ( 2 * ssl->conf->dtls_srtp_profile_list_len )
& 0xFF );