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This commit is contained in:
Thomas Göttgens
2023-01-21 14:34:29 +01:00
parent 6cf18b7d07
commit 51b2c431d9
234 changed files with 4989 additions and 5101 deletions
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10
src/platform/nrf52/NRF52CryptoEngine.cpp
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@@ -1,7 +1,7 @@
#include "configuration.h"
#include "CryptoEngine.h"
#include <Adafruit_nRFCrypto.h>
#include "aes-256/tiny-aes.h"
#include "configuration.h"
#include <Adafruit_nRFCrypto.h>
class NRF52CryptoEngine : public CryptoEngine
{
public:
@@ -17,20 +17,20 @@ class NRF52CryptoEngine : public CryptoEngine
virtual void encrypt(uint32_t fromNode, uint64_t packetId, size_t numBytes, uint8_t *bytes) override
{
if (key.length > 16) {
LOG_DEBUG("Software encrypt fr=%x, num=%x, numBytes=%d!\n", fromNode, (uint32_t) packetId, numBytes);
LOG_DEBUG("Software encrypt fr=%x, num=%x, numBytes=%d!\n", fromNode, (uint32_t)packetId, numBytes);
AES_ctx ctx;
initNonce(fromNode, packetId);
AES_init_ctx_iv(&ctx, key.bytes, nonce);
AES_CTR_xcrypt_buffer(&ctx, bytes, numBytes);
} else if (key.length > 0) {
LOG_DEBUG("nRF52 encrypt fr=%x, num=%x, numBytes=%d!\n", fromNode, (uint32_t) packetId, numBytes);
LOG_DEBUG("nRF52 encrypt fr=%x, num=%x, numBytes=%d!\n", fromNode, (uint32_t)packetId, numBytes);
nRFCrypto.begin();
nRFCrypto_AES ctx;
uint8_t myLen = ctx.blockLen(numBytes);
char encBuf[myLen] = {0};
initNonce(fromNode, packetId);
ctx.begin();
ctx.Process((char*)bytes, numBytes, nonce, key.bytes, key.length, encBuf, ctx.encryptFlag, ctx.ctrMode);
ctx.Process((char *)bytes, numBytes, nonce, key.bytes, key.length, encBuf, ctx.encryptFlag, ctx.ctrMode);
ctx.end();
nRFCrypto.end();
memcpy(bytes, encBuf, numBytes);