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Revert "tls13: add ecdh_read_public"

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This reverts commit 6a9d2ee4df88028e352e50d4f48687ce5b0f26ac.

Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
This commit is contained in:
Jerry Yu
2021-09-09 15:42:32 +08:00
parent 000f976070
commit a63de352dc
3 changed files with 0 additions and 102 deletions
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50
library/ecdh.c
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@@ -31,7 +31,6 @@
#include "mbedtls/ecdh.h"
#include "mbedtls/platform_util.h"
#include "mbedtls/error.h"
#include "ssl_misc.h"
#include "ecdh_misc.h"
@@ -691,55 +690,6 @@ static int ecdh_calc_secret_internal( mbedtls_ecdh_context_mbed *ctx,
return mbedtls_mpi_write_binary( &ctx->z, buf, *olen );
}
#if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
static int ecdh_read_tls13_public_internal( mbedtls_ecdh_context_mbed *ctx,
const unsigned char *buf,
size_t blen )
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
const unsigned char *p = buf;
if( ( ret = mbedtls_ecp_tls13_read_point( &ctx->grp, &ctx->Qp, &p,
blen ) ) != 0 )
return( ret );
if( (size_t)( p - buf ) != blen )
return( MBEDTLS_ERR_ECP_BAD_INPUT_DATA );
return( 0 );
}
/*
* Parse and import the client's TLS 1.3 public value
*/
int mbedtls_ecdh_tls13_read_public( mbedtls_ecdh_context *ctx,
const unsigned char *buf, size_t blen )
{
ECDH_VALIDATE_RET( ctx != NULL );
ECDH_VALIDATE_RET( buf != NULL );
#if defined(MBEDTLS_ECDH_LEGACY_CONTEXT)
return( ecdh_read_tls13_public_internal( ctx, buf, blen ) );
#else
switch( ctx->var )
{
#if defined(MBEDTLS_ECDH_VARIANT_EVEREST_ENABLED)
case MBEDTLS_ECDH_VARIANT_EVEREST:
return( mbedtls_everest_read_public( &ctx->ctx.everest_ecdh,
buf, blen ) );
#endif
case MBEDTLS_ECDH_VARIANT_MBEDTLS_2_0:
return( ecdh_read_tls13_public_internal( &ctx->ctx.mbed_ecdh,
buf, blen ) );
default:
return MBEDTLS_ERR_ECP_BAD_INPUT_DATA;
}
#endif
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL */
/*
* Derive and export the shared secret
*/