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Refactor platform cryptography, add tests

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This commit is contained in:
Jonathan Bennett
2024-08-10 22:38:05 -05:00
parent b573e0eacc
commit 1cfd5d12d2
11 changed files with 88 additions and 276 deletions
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6
src/mesh/CryptoEngine.h
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@@ -1,5 +1,6 @@
#pragma once
#include "AES.h"
#include "CTR.h"
#include "concurrency/LockGuard.h"
#include "configuration.h"
#include "mesh-pb-constants.h"
@@ -65,15 +66,16 @@ class CryptoEngine
*
* @param bytes is updated in place
*/
virtual void encrypt(uint32_t fromNode, uint64_t packetId, size_t numBytes, uint8_t *bytes);
virtual void encryptPacket(uint32_t fromNode, uint64_t packetId, size_t numBytes, uint8_t *bytes);
virtual void decrypt(uint32_t fromNode, uint64_t packetId, size_t numBytes, uint8_t *bytes);
virtual void encryptAESCtr(CryptoKey key, uint8_t *nonce, size_t numBytes, uint8_t *bytes);
#ifndef PIO_UNIT_TESTING
protected:
#endif
/** Our per packet nonce */
uint8_t nonce[16] = {0};
CryptoKey key = {};
CTRCommon *ctr = NULL;
#if !(MESHTASTIC_EXCLUDE_PKI)
uint8_t shared_key[32] = {0};
uint8_t private_key[32] = {0};