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add a way to restore world data over the network

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p2r3
2025-08-31 01:56:47 +03:00
parent d6138616a4
commit 3151f0b6f2
1 changed files with 18 additions and 0 deletions
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18
src/main.c
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@@ -572,6 +572,24 @@ int main () {
continue;
}
// Received FEED packet, load world data from socket and disconnect
if (recv_buffer[0] == 0xFE && recv_buffer[1] == 0xED && getClientState(client_fd) == STATE_NONE) {
// Consume 0xFEED bytes (previous read was just a peek)
recv_all(client_fd, recv_buffer, 2, false);
// Write full buffers straight into memory
recv_all(client_fd, block_changes, sizeof(block_changes), false);
recv_all(client_fd, player_data, sizeof(player_data), false);
// Recover block_changes_count
for (int i = 0; i < MAX_BLOCK_CHANGES; i ++) {
if (block_changes[i].block == 0xFF) continue;
if (block_changes[i].block == B_chest) i += 14;
if (i >= block_changes_count) block_changes_count = i + 1;
}
// Kick the client
disconnectClient(&clients[client_index], 7);
continue;
}
// Read packet length
int length = readVarInt(client_fd);
if (length == VARNUM_ERROR) {