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Optimize data flushing for FileAccessCompressed and FileAccessEncrypted

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This commit is contained in:
BlueCube3310
2025-09-01 18:29:01 +02:00
parent 76dfc53dee
commit ebdf57fbf1
2 changed files with 18 additions and 17 deletions
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10
core/io/file_access_encrypted.cpp
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@@ -140,7 +140,7 @@ void FileAccessEncrypted::_close() {
}
if (writing) {
Vector<uint8_t> compressed;
LocalVector<uint8_t> compressed;
uint64_t len = data.size();
if (len % 16) {
len += 16 - (len % 16);
@@ -150,10 +150,8 @@ void FileAccessEncrypted::_close() {
ERR_FAIL_COND(CryptoCore::md5(data.ptr(), data.size(), hash) != OK); // Bug?
compressed.resize(len);
memset(compressed.ptrw(), 0, len);
for (int i = 0; i < data.size(); i++) {
compressed.write[i] = data[i];
}
memcpy(compressed.ptr(), data.ptr(), data.size());
memset(compressed.ptr() + data.size(), 0, len - data.size());
CryptoCore::AESContext ctx;
ctx.set_encode_key(key.ptrw(), 256);
@@ -166,7 +164,7 @@ void FileAccessEncrypted::_close() {
file->store_64(data.size());
file->store_buffer(iv.ptr(), 16);
ctx.encrypt_cfb(len, iv.ptrw(), compressed.ptrw(), compressed.ptrw());
ctx.encrypt_cfb(len, iv.ptrw(), compressed.ptr(), compressed.ptr());
file->store_buffer(compressed.ptr(), compressed.size());
data.clear();