49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
#ifndef TRANSACTION_H
|
|
#define TRANSACTION_H
|
|
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
#include <crypto/crypto.h>
|
|
|
|
// Special sender/recipient address marker for coinbase logic: 32 bytes of 0xFF.
|
|
static inline bool Address_IsCoinbase(const uint8_t address[32]) {
|
|
if (!address) {
|
|
return false;
|
|
}
|
|
|
|
for (size_t i = 0; i < 32; ++i) {
|
|
if (address[i] != 0xFF) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// 178 bytes total for v1
|
|
typedef struct {
|
|
uint8_t version;
|
|
uint8_t senderAddress[32];
|
|
uint8_t recipientAddress[32];
|
|
uint64_t amount;
|
|
uint64_t fee; // Rewarded to the miner; can be zero, but the miner may choose to ignore transactions with very low fees
|
|
uint8_t compressedPublicKey[33];
|
|
// Timestamp is dictated by the block
|
|
} transaction_t;
|
|
|
|
typedef struct {
|
|
uint8_t txHash[32];
|
|
uint8_t signature[64]; // Signature of the hash
|
|
} transaction_sig_t;
|
|
|
|
typedef struct {
|
|
transaction_t transaction;
|
|
transaction_sig_t signature;
|
|
} signed_transaction_t;
|
|
|
|
void Transaction_CalculateHash(const signed_transaction_t* tx, uint8_t* outHash);
|
|
void Transaction_Sign(signed_transaction_t* tx, const uint8_t* privateKey);
|
|
bool Transaction_Verify(const signed_transaction_t* tx);
|
|
|
|
#endif
|