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Add serialNumber(byte sn[], size_t length) #19

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Merged
merged 1 commit into from
Dec 5, 2024
Merged

Add serialNumber(byte sn[], size_t length) #19

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17 changes: 17 additions & 0 deletions src/SecureElement.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -60,3 +60,20 @@ int SecureElement::SHA256(const uint8_t *buffer, size_t size, uint8_t *digest)
#endif
}

int SecureElement::serialNumber(byte sn[], size_t length)
{
#if defined(SECURE_ELEMENT_IS_SE050)
return _secureElement.serialNumber(sn, length);
#else
if (sn == nullptr || length < SE_SN_LENGTH) {
return 0;
}
uint8_t tmp[12];
if (!_secureElement.serialNumber(tmp)) {
return 0;
}
memcpy(sn, tmp, SE_SN_LENGTH);
return 1;
#endif
}

9 changes: 9 additions & 0 deletions src/SecureElement.h
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Expand Up @@ -37,6 +37,14 @@
#define SE_SHA256_BUFFER_LENGTH 32
#define SE_CERT_BUFFER_LENGTH 1024

#if defined(SECURE_ELEMENT_IS_SE050)
#define SE_SN_LENGTH SE05X_SN_LENGTH
#elif defined(SECURE_ELEMENT_IS_ECCX08)
#define SE_SN_LENGTH 9
#elif defined(SECURE_ELEMENT_IS_SOFTSE)
#define SE_SN_LENGTH 6
#endif

/******************************************************************************
* CLASS DECLARATION
******************************************************************************/
Expand All @@ -52,6 +60,7 @@ class SecureElement

inline int serialNumber(byte sn[]) { return _secureElement.serialNumber(sn); }
inline String serialNumber() { return _secureElement.serialNumber(); }
int serialNumber(byte sn[], size_t length);

inline long random(long min, long max) { return this->_secureElement.random(min, max); };
inline long random(long max) { return this->_secureElement.random(max); };
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