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ECDH: Remove old code from mbedtls_everest_make_params

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This commit is contained in:
Christoph M. Wintersteiger 2018-12-06 17:23:07 +00:00 committed by Janos Follath
parent fba94e9726
commit fb72367f96
1 changed files with 2 additions and 27 deletions
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29
3rdparty/everest/library/everest.c vendored Normal file → Executable file
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@ -70,35 +70,10 @@ int mbedtls_everest_make_params( mbedtls_ecdh_context *ctx, size_t *olen,
int( *f_rng )( void *, unsigned char *, size_t ),
void *p_rng )
{
int ret = 0;
size_t grp_len;
mbedtls_ecp_group grp;
mbedtls_ecdh_context_everest *everest_ctx = &ctx->ctx.everest_ecdh;
mbedtls_x25519_context *x25519_ctx = ( mbedtls_x25519_context* )everest_ctx->ctx;
if( ctx->var != MBEDTLS_ECDH_VARIANT_EVEREST )
return MBEDTLS_ERR_MPI_BAD_INPUT_DATA;
mbedtls_ecp_group_init( &grp );
if( ( ret = mbedtls_x25519_make_params( x25519_ctx, olen, buf, blen, f_rng, p_rng ) ) != 0 )
return MBEDTLS_ERR_ECP_BAD_INPUT_DATA;
mbedtls_ecp_group_load( &grp, MBEDTLS_ECP_DP_CURVE25519 );
ret = mbedtls_ecp_tls_write_group( &grp, &grp_len, buf, blen );
mbedtls_ecp_group_free( &grp );
if (ret != 0)
return( ret );
buf += grp_len;
blen -= grp_len;
if( blen < 32 )
return MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL;
memcpy( x25519_ctx->peer_point, buf, 32 );
*olen = grp_len + 1 + 32;
return( ret );
if( ctx->var != MBEDTLS_ECDH_VARIANT_EVEREST ) return MBEDTLS_ERR_MPI_BAD_INPUT_DATA;
return mbedtls_x25519_make_params( x25519_ctx, olen, buf, blen, f_rng, p_rng );
}
int mbedtls_everest_read_params( mbedtls_ecdh_context *ctx,