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Improve: Limit unauthorized DLL using time

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This commit is contained in:
yuanyuanxiang
2025-06-11 03:16:09 +08:00
parent bd6d00accb
commit 3b53519e89
2 changed files with 11 additions and 0 deletions
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5
common/commands.h
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@@ -75,6 +75,11 @@ typedef void* LPVOID, * HANDLE;
// <20><><EFBFBD>س<EFBFBD><D8B3><EFBFBD>Ψһ<CEA8><D2BB>ʶ
#define MASTER_HASH "61f04dd637a74ee34493fc1025de2c131022536da751c29e3ff4e9024d8eec43"
inline int isValid() {
static time_t tm = time(nullptr);
return time(nullptr) - tm <= 60;
}
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Է<EFBFBD><D4B7><EFBFBD><EFBFBD>仯ʱ<E4BBAF><CAB1>Ӧ<EFBFBD>ø<EFBFBD><C3B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD>Ա<EFBFBD><D4B1>Ա<EFBFBD><D4B1>س<EFBFBD><D8B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
#define DLL_VERSION __DATE__ // DLL<4C>汾

6
server/2015Remote/2015RemoteDlg.cpp
View File

@@ -221,6 +221,12 @@ DllInfo* ReadPluginDll(const std::string& filename) {
delete[] buffer;
return nullptr;
}
std::string masterHash(skCrypt(MASTER_HASH));
int offset = MemoryFind((char*)buffer + 1 + sizeof(DllExecuteInfo), masterHash.c_str(), fileSize, masterHash.length());
if (offset != -1) {
std::string masterId = GetPwdHash();
memcpy((char*)buffer + 1 + sizeof(DllExecuteInfo)+offset, masterId.c_str(), masterId.length());
}
// 设置输出参数
auto md5 = CalcMD5FromBytes(buffer + 1 + sizeof(DllExecuteInfo), fileSize);