Get PEB_LDR_DATA for Windows.

mw32getpebldrdata.c

typedef struct PEB_LDR_DATA { 
	ULONG      Length;
	BOOLEAN    Initialized;
	PVOID      SsHandle;
	LIST_ENTRY InLoadOrderModuleList;
	LIST_ENTRY InMemoryOrderModuleList;
	LIST_ENTRY InInitializationOrderModuleList;
} PEB_LDR_DATA, *PPEB_LDR_DATA;

PPEB_LDR_DATA mw32GetPebLdrData() {
#if defined(_WIN64)
	UINT64 uiPeb = __readgsqword(0x60);
	PBYTE pPeb = (PBYTE) (UINT_PTR) uiPeb;
	PUINT64 ppPebLdrData = (PUINT64) (pPeb + 0x18);
	return (PPEB_LDR_DATA) ((UINT_PTR) *ppPebLdrData);
#else
	UINT32 uiPeb = __readfsdword(0x30);
	PBYTE pPeb = (PBYTE) (UINT_PTR) uiPeb;
	PUINT32 ppPebLdrData = (PUINT32) (pPeb + 0x0C);
	return (PPEB_LDR_DATA) ((UINT_PTR) *ppPebLdrData);
#endif
}