blob: ced579399a3b060c2c3072370ccd278940f9f224 [file] [log] [blame]
# Copyright (c) 2020 Project CHIP Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import("//build_overrides/build.gni")
import("//build_overrides/chip.gni")
import("//build_overrides/nlassert.gni")
import("${chip_root}/build/chip/buildconfig_header.gni")
import("crypto.gni")
if (chip_crypto == "") {
if (current_os == "android" || current_os == "freertos" ||
current_os == "zephyr" || current_os == "mbed" || current_os == "webos") {
chip_crypto = "mbedtls"
} else {
chip_crypto = "openssl"
}
}
assert(
chip_crypto == "mbedtls" || chip_crypto == "psa" ||
chip_crypto == "openssl" || chip_crypto == "tinycrypt" ||
chip_crypto == "boringssl" || chip_crypto == "platform",
"Please select a valid crypto implementation: mbedtls, psa, openssl, tinycrypt, boringssl, platform")
buildconfig_header("crypto_buildconfig") {
header = "CryptoBuildConfig.h"
header_dir = "crypto"
chip_crypto_mbedtls = chip_crypto == "mbedtls"
chip_crypto_psa = chip_crypto == "psa"
chip_crypto_openssl = chip_crypto == "openssl"
chip_crypto_boringssl = chip_crypto == "boringssl"
chip_crypto_platform = chip_crypto == "platform"
defines = [
"CHIP_CRYPTO_MBEDTLS=${chip_crypto_mbedtls}",
"CHIP_CRYPTO_PSA=${chip_crypto_psa}",
"CHIP_CRYPTO_OPENSSL=${chip_crypto_openssl}",
"CHIP_CRYPTO_BORINGSSL=${chip_crypto_boringssl}",
"CHIP_CRYPTO_PLATFORM=${chip_crypto_platform}",
]
if (chip_with_se05x == 1) {
defines += [ "CHIP_CRYPTO_HSM=1" ]
defines += [ "CHIP_CRYPTO_HSM_NXP=1" ]
} else {
defines += [ "CHIP_CRYPTO_HSM=0" ]
defines += [ "CHIP_CRYPTO_HSM_NXP=0" ]
}
}
source_set("public_headers") {
sources = [
"CHIPCryptoPAL.h",
"OperationalKeystore.h",
]
public_deps = [
":crypto_buildconfig",
"${chip_root}/src/lib/asn1",
"${chip_root}/src/lib/core",
"${chip_root}/src/lib/support",
"${nlassert_root}:nlassert",
]
}
if (chip_crypto == "openssl") {
import("${build_root}/config/linux/pkg_config.gni")
pkg_config("openssl_config") {
packages = [ "openssl" ]
}
source_set("cryptopal_openssl") {
sources = [ "CHIPCryptoPALOpenSSL.cpp" ]
public_configs = [ ":openssl_config" ]
public_deps = [ ":public_headers" ]
}
} else if (chip_crypto == "boringssl") {
import("${chip_root}/build_overrides/boringssl.gni")
source_set("cryptopal_boringssl") {
# BoringSSL is close enough to OpenSSL that it uses same PAL, with minor #ifdef differences
sources = [ "CHIPCryptoPALOpenSSL.cpp" ]
public_deps = [
":public_headers",
"${boringssl_root}:boringssl",
]
}
} else if (chip_crypto == "mbedtls") {
import("//build_overrides/mbedtls.gni")
source_set("cryptopal_mbedtls") {
sources = [ "CHIPCryptoPALmbedTLS.cpp" ]
public_deps = [ ":public_headers" ]
external_mbedtls = current_os == "zephyr"
if (!external_mbedtls) {
public_deps += [ "${mbedtls_root}:mbedtls" ]
}
}
} else if (chip_crypto == "psa") {
import("//build_overrides/mbedtls.gni")
source_set("cryptopal_psa") {
sources = [ "CHIPCryptoPALPSA.cpp" ]
public_deps = [ ":public_headers" ]
external_mbedtls = current_os == "zephyr"
if (!external_mbedtls) {
public_deps += [ "${mbedtls_root}:mbedtls" ]
}
}
} else if (chip_crypto == "tinycrypt") {
import("//build_overrides/mbedtls.gni")
source_set("cryptopal_tinycrypt") {
sources = [ "CHIPCryptoPALTinyCrypt.cpp" ]
public_deps = [
":public_headers",
"${mbedtls_root}:mbedtls",
]
}
}
static_library("crypto") {
output_name = "libChipCrypto"
sources = [
"CHIPCryptoPAL.cpp",
"PersistentStorageOperationalKeystore.cpp",
"PersistentStorageOperationalKeystore.h",
"RandUtils.cpp",
"RandUtils.h",
]
public_configs = []
cflags = [ "-Wconversion" ]
public_deps = [ ":public_headers" ]
if (chip_crypto == "mbedtls") {
public_deps += [ ":cryptopal_mbedtls" ]
} else if (chip_crypto == "psa") {
public_deps += [ ":cryptopal_psa" ]
} else if (chip_crypto == "openssl") {
public_deps += [ ":cryptopal_openssl" ]
} else if (chip_crypto == "boringssl") {
public_deps += [ ":cryptopal_boringssl" ]
} else if (chip_crypto == "tinycrypt") {
public_deps += [ ":cryptopal_tinycrypt" ]
} else if (chip_crypto == "platform") {
# Platform implementation is responsible for bringing their
# own implementation and dependencies
} else {
assert(false, "Invalid CHIP crypto")
}
if (chip_with_se05x == 1) {
sources += [
"hsm/nxp/CHIPCryptoPALHsm_SE05X_HKDF.cpp",
"hsm/nxp/CHIPCryptoPALHsm_SE05X_HMAC.cpp",
"hsm/nxp/CHIPCryptoPALHsm_SE05X_P256.cpp",
"hsm/nxp/CHIPCryptoPALHsm_SE05X_PBKDF.cpp",
"hsm/nxp/CHIPCryptoPALHsm_SE05X_Spake2p.cpp",
"hsm/nxp/CHIPCryptoPALHsm_SE05X_utils.cpp",
"hsm/nxp/PersistentStorageOperationalKeystoreHSM.cpp",
"hsm/nxp/PersistentStorageOperationalKeystoreHSM.h",
]
public_deps += [ "${chip_root}/third_party/simw-top-mini:se05x" ]
public_configs += [ "${chip_root}/third_party/simw-top-mini:se05x_config" ]
}
}