dcrubro/skalacoin
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Monero-style emission

Browse Source
This commit is contained in:
DcruBro
2026-03-29 23:30:31 +02:00
parent 0d7adc39e0
commit 50e357d8a2
6 changed files with 106 additions and 184 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
src/block/chain.c
View File

@@ -119,7 +119,7 @@ void Chain_Wipe(blockchain_t* chain) {
}
}
bool Chain_SaveToFile(blockchain_t* chain, const char* dirpath) {
bool Chain_SaveToFile(blockchain_t* chain, const char* dirpath, uint256_t currentSupply) {
// To avoid stalling the chain from peers, write after every block addition (THAT IS VERIFIED)
if (!chain || !chain->blocks || !EnsureDirectoryExists(dirpath)) {
@@ -145,6 +145,8 @@ bool Chain_SaveToFile(blockchain_t* chain, const char* dirpath) {
// Write last block hash (32 bytes of zeros for now)
uint8_t zeroHash[32] = {0};
fwrite(zeroHash, sizeof(uint8_t), 32, metaFile);
uint256_t zeroSupply = {0};
fwrite(&zeroSupply, sizeof(uint256_t), 1, metaFile);
// TODO: Potentially some other things here, we'll see
}
@@ -210,13 +212,14 @@ bool Chain_SaveToFile(blockchain_t* chain, const char* dirpath) {
Block_CalculateHash(lastBlock, lastHash);
fwrite(lastHash, sizeof(uint8_t), 32, metaFile);
}
fwrite(&currentSupply, sizeof(uint256_t), 1, metaFile);
fclose(metaFile);
return true;
}
bool Chain_LoadFromFile(blockchain_t* chain, const char* dirpath) {
if (!chain || !chain->blocks || !dirpath) {
bool Chain_LoadFromFile(blockchain_t* chain, const char* dirpath, uint256_t* outCurrentSupply) {
if (!chain || !chain->blocks || !dirpath || !outCurrentSupply) {
return false;
}
@@ -240,6 +243,7 @@ bool Chain_LoadFromFile(blockchain_t* chain, const char* dirpath) {
fread(&savedSize, sizeof(size_t), 1, metaFile);
uint8_t lastSavedHash[32];
fread(lastSavedHash, sizeof(uint8_t), 32, metaFile);
fread(outCurrentSupply, sizeof(uint256_t), 1, metaFile);
fclose(metaFile);
// TODO: Might add a flag to allow reading from a point onward, but just rewrite for now