D2Loader.h

// This file is for debugging purposes only.
// You must #define _MSVC_DEBUG in order to enable it.
// It enables loading from D2Loader as a plugin,
// making debugging easier.

#ifdef _MSVC_DEBUG

#include <windows.h>

typedef DWORD(__stdcall* PluginEntryFunc)(DWORD dwReason, LPVOID lpData);
DWORD __stdcall PluginEntry(DWORD dwReason, LPVOID lpData) {
    return TRUE;
}
typedef struct {
    DWORD dwMagicword;
    DWORD dwVersion;
    LPCSTR szDescription;
    PluginEntryFunc fpEntry;
} PLUGIN_INTERFACE, *LPPLUGIN_INTERFACE;
PLUGIN_INTERFACE Interface = {0x44320000, 0x01000912, "D2BS", PluginEntry};

#ifdef __cplusplus
extern "C" {
#endif
__declspec(dllexport) LPPLUGIN_INTERFACE __cdecl QueryInterface(void) {
    return &Interface;
}
#ifdef __cplusplus
}
#endif

#endif