1 # Copyright (c) 2020 Project CHIP Authors
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 # See the License for the specific language governing permissions and
13 # limitations under the License.
18 # Crypto implementation: mbedtls, openssl.
22 if (chip_crypto == "") {
23 if (current_os == "android" || current_os == "freertos" ||
24 current_os == "zephyr" || current_os == "linux") {
25 chip_crypto = "mbedtls"
27 chip_crypto = "openssl"
31 assert(chip_crypto == "mbedtls" || chip_crypto == "openssl",
32 "Please select a valid crypto implementation: mbedtls, openssl")