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ssl_client.c: Adapt TLS version writing to TLS 1.2 case

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Signed-off-by: Ronald Cron <ronald.cron@arm.com>
This commit is contained in:
Ronald Cron 2022-02-18 17:53:01 +01:00
parent 86a477f5ee
commit 1614eb668c
1 changed files with 5 additions and 5 deletions
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10
library/ssl_client.c
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@ -219,14 +219,14 @@ static int ssl_write_client_hello_body( mbedtls_ssl_context *ssl,
*out_len = 0;
/*
* Write legacy_version
* ProtocolVersion legacy_version = 0x0303; // TLS v1.2
* Write client_version (TLS 1.2) or legacy_version (TLS 1.3)
*
* For TLS 1.3 we use the legacy version number {0x03, 0x03}
* instead of the true version number.
* In all cases this is the TLS 1.2 version.
*/
MBEDTLS_SSL_CHK_BUF_PTR( p, end, 2 );
MBEDTLS_PUT_UINT16_BE( 0x0303, p, 0 );
mbedtls_ssl_write_version( MBEDTLS_SSL_MAJOR_VERSION_3,
MBEDTLS_SSL_MINOR_VERSION_3,
ssl->conf->transport, p );
p += 2;
/* Write the random bytes ( random ).*/