RosettaCodeData/Task/Machine-code/PureBasic/machine-code.purebasic

39 lines
1.1 KiB
Plaintext

Procedure MachineCodeVirtualAlloc(a,b)
*vm = VirtualAlloc_(#Null,?ecode-?scode,#MEM_COMMIT,#PAGE_EXECUTE_READWRITE)
If(*vm)
CopyMemory_(*vm,?scode,?ecode-?scode)
eax_result=CallFunctionFast(*vm,a,b)
VirtualFree_(*vm,0,#MEM_RELEASE)
ProcedureReturn eax_result
EndIf
EndProcedure
rv=MachineCodeVirtualAlloc(7,12)
MessageRequester("MachineCodeVirtualAlloc",str(rv)+space(50),#PB_MessageRequester_Ok)
#HEAP_CREATE_ENABLE_EXECUTE=$00040000
Procedure MachineCodeHeapCreate(a,b)
hHeap=HeapCreate_(#HEAP_CREATE_ENABLE_EXECUTE,?ecode-?scode,?ecode-?scode)
If(hHeap)
CopyMemory_(hHeap,?scode,?ecode-?scode)
eax_result=CallFunctionFast(hHeap,a,b)
HeapDestroy_(hHeap)
ProcedureReturn eax_result
EndIf
EndProcedure
rv=MachineCodeHeapCreate(7,12)
MessageRequester("MachineCodeHeapCreate",str(rv)+space(50),#PB_MessageRequester_Ok)
End
; 8B442404 mov eax,[esp+4]
; 03442408 add eax,[esp+8]
; C20800 ret 8
DataSection
scode:
Data.c $8B,$44,$24,$04,$03,$44,$24,$08,$C2,$08,$00
ecode:
EndDataSection