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[crypto] adding ARM PSA (Platform Security Architecture) support (#6862)

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- New format for MAC keys, as a union between literal key and keyrefs.
- Modified key_manager to handle both literal keys or keyrefs.
- Modified MAC and sub_mac modules to handle both Literal Keys or keyrefs.
- Updated Crypto Modules to use abstracted APIs.
- New CLIs to handle networkkey and pskc references.
This commit is contained in:
hemanth-silabs
2021-09-08 14:47:46 -07:00
committed by GitHub
parent 88c2f0f7ed
commit cf452fbf7c
71 changed files with 2687 additions and 402 deletions
Download Patch File Download Diff File Expand all files Collapse all files
examples/platforms/simulation/CMakeLists.txt
+1
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@@ -59,6 +59,7 @@ set(OT_PLATFORM_DEFINES ${OT_PLATFORM_DEFINES} PARENT_SCOPE)
add_library(openthread-simulation
alarm.c
crypto.c
diag.c
entropy.c
flash.c
examples/platforms/simulation/Makefile.am
+1
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@@ -41,6 +41,7 @@ libopenthread_simulation_a_CPPFLAGS = \
PLATFORM_SOURCES = \
alarm.c \
crypto.c \
diag.c \
entropy.c \
flash.c \
examples/platforms/simulation/crypto.c
+84
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@@ -0,0 +1,84 @@
/*
* Copyright (c) 2021, The OpenThread Authors.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the copyright holder nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "platform-simulation.h"
#include <stdio.h>
#include <stdlib.h>
#include <openthread/config.h>
#include <openthread/platform/crypto.h>
#if OPENTHREAD_CONFIG_PLATFORM_KEY_REFERENCES_ENABLE
// crypto key storage stubs
otError otPlatCryptoImportKey(otCryptoKeyRef * aKeyRef,
otCryptoKeyType aKeyType,
otCryptoKeyAlgorithm aKeyAlgorithm,
int aKeyUsage,
otCryptoKeyStorage aKeyPersistence,
const uint8_t * aKey,
size_t aKeyLen)
{
OT_UNUSED_VARIABLE(aKeyRef);
OT_UNUSED_VARIABLE(aKeyType);
OT_UNUSED_VARIABLE(aKeyAlgorithm);
OT_UNUSED_VARIABLE(aKeyUsage);
OT_UNUSED_VARIABLE(aKeyPersistence);
OT_UNUSED_VARIABLE(aKey);
OT_UNUSED_VARIABLE(aKeyLen);
return OT_ERROR_NOT_IMPLEMENTED;
}
otError otPlatCryptoExportKey(otCryptoKeyRef aKeyRef, uint8_t *aBuffer, size_t aBufferLen, size_t *aKeyLen)
{
OT_UNUSED_VARIABLE(aKeyRef);
OT_UNUSED_VARIABLE(aBuffer);
OT_UNUSED_VARIABLE(aBufferLen);
OT_UNUSED_VARIABLE(aKeyLen);
return OT_ERROR_NOT_IMPLEMENTED;
}
otError otPlatCryptoDestroyKey(otCryptoKeyRef aKeyRef)
{
OT_UNUSED_VARIABLE(aKeyRef);
return OT_ERROR_NOT_IMPLEMENTED;
}
bool otPlatCryptoHasKey(otCryptoKeyRef aKeyRef)
{
OT_UNUSED_VARIABLE(aKeyRef);
return false;
}
#endif // OPENTHREAD_CONFIG_PLATFORM_KEY_REFERENCES_ENABLE
examples/platforms/simulation/radio.c
+20 -17
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@@ -149,11 +149,12 @@ otRadioCaps gRadioCaps =
OT_RADIO_CAPS_NONE;
#endif
static uint32_t sMacFrameCounter;
static uint8_t sKeyId;
static struct otMacKey sPrevKey;
static struct otMacKey sCurrKey;
static struct otMacKey sNextKey;
static uint32_t sMacFrameCounter;
static uint8_t sKeyId;
static otMacKeyMaterial sPrevKey;
static otMacKeyMaterial sCurrKey;
static otMacKeyMaterial sNextKey;
static otRadioKeyType sKeyType;
static void ReverseExtAddress(otExtAddress *aReversed, const otExtAddress *aOrigin)
{
@@ -605,8 +606,8 @@ static otError radioProcessTransmitSecurity(otRadioFrame *aFrame)
{
otError error = OT_ERROR_NONE;
#if OPENTHREAD_CONFIG_THREAD_VERSION >= OT_THREAD_VERSION_1_2
struct otMacKey *key = NULL;
uint8_t keyId;
otMacKeyMaterial *key = NULL;
uint8_t keyId;
otEXPECT(otMacFrameIsSecurityEnabled(aFrame) && otMacFrameIsKeyIdMode1(aFrame) &&
!aFrame->mInfo.mTxInfo.mIsSecurityProcessed);
@@ -1195,22 +1196,24 @@ uint8_t otPlatRadioGetCslAccuracy(otInstance *aInstance)
}
#endif // OPENTHREAD_CONFIG_MAC_CSL_RECEIVER_ENABLE
void otPlatRadioSetMacKey(otInstance * aInstance,
uint8_t aKeyIdMode,
uint8_t aKeyId,
const otMacKey *aPrevKey,
const otMacKey *aCurrKey,
const otMacKey *aNextKey)
void otPlatRadioSetMacKey(otInstance * aInstance,
uint8_t aKeyIdMode,
uint8_t aKeyId,
const otMacKeyMaterial *aPrevKey,
const otMacKeyMaterial *aCurrKey,
const otMacKeyMaterial *aNextKey,
otRadioKeyType aKeyType)
{
OT_UNUSED_VARIABLE(aInstance);
OT_UNUSED_VARIABLE(aKeyIdMode);
otEXPECT(aPrevKey != NULL && aCurrKey != NULL && aNextKey != NULL);
sKeyId = aKeyId;
memcpy(sPrevKey.m8, aPrevKey->m8, OT_MAC_KEY_SIZE);
memcpy(sCurrKey.m8, aCurrKey->m8, OT_MAC_KEY_SIZE);
memcpy(sNextKey.m8, aNextKey->m8, OT_MAC_KEY_SIZE);
sKeyId = aKeyId;
sKeyType = aKeyType;
memcpy(&sPrevKey, aPrevKey, sizeof(otMacKeyMaterial));
memcpy(&sCurrKey, aCurrKey, sizeof(otMacKeyMaterial));
memcpy(&sNextKey, aNextKey, sizeof(otMacKeyMaterial));
exit:
return;