i think it works
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@@ -0,0 +1,32 @@
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; syscall_nr.inc - assembled from syscall_nr.h for use in .asm files
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SYS_EXIT_THREAD EQU 0
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SYS_EXIT_PROCESS EQU 1
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SYS_SPAWN EQU 2
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SYS_SLEEP EQU 3
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SYS_YIELD EQU 4
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SYS_ALLOC EQU 5
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SYS_FREE EQU 6
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SYS_CREATE_THREAD EQU 7
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SYS_OPEN_HANDLE EQU 8
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SYS_CLOSE_HANDLE EQU 9
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SYS_DBG_PRINT EQU 10
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SYS_MUTEX_CREATE EQU 11
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SYS_MUTEX_ACQUIRE EQU 12
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SYS_MUTEX_RELEASE EQU 13
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SYS_SEM_CREATE EQU 14
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SYS_SEM_WAIT EQU 15
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SYS_SEM_SIGNAL EQU 16
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SYS_EVENT_CREATE EQU 17
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SYS_EVENT_SET EQU 18
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SYS_EVENT_WAIT EQU 19
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SYS_QUEUE_CREATE EQU 20
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SYS_QUEUE_SEND EQU 21
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SYS_QUEUE_RECV EQU 22
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SYS_SCREEN_BLIT EQU 23
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SYS_GET_TICK EQU 24
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SYS_OPEN EQU 25
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SYS_READ EQU 26
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SYS_FCLOSE EQU 27
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SYS_FSEEK EQU 28
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SYS_FSIZE EQU 29
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SYS_MAX EQU 30
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@@ -0,0 +1,180 @@
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; syscall_stubs.asm - user-mode INT 0x2E stubs exported by syscall.dll (MASM64)
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; Microsoft x64 ABI: args in RCX, RDX, R8, R9; args 5+6 in R10, R11.
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INCLUDE syscall_nr.inc ; SYS_* constants
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.CODE
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SysExitThread PROC
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mov rax, SYS_EXIT_THREAD
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int 40h
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ret
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SysExitThread ENDP
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SysExitProcess PROC
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mov rax, SYS_EXIT_PROCESS
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int 40h
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ret
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SysExitProcess ENDP
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SysYield PROC
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mov rax, SYS_YIELD
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int 40h
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ret
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SysYield ENDP
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SysSleep PROC ; RCX = milliseconds
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mov rax, SYS_SLEEP
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int 40h
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ret
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SysSleep ENDP
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SysAlloc PROC ; RCX = size -> RAX = ptr
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mov rax, SYS_ALLOC
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int 40h
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ret
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SysAlloc ENDP
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SysFree PROC ; RCX = ptr, RDX = size
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mov rax, SYS_FREE
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int 40h
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ret
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SysFree ENDP
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SysCreateThread PROC ; RCX=entry, RDX=arg, R8=priority -> RAX=handle
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mov rax, SYS_CREATE_THREAD
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int 40h
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ret
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SysCreateThread ENDP
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SysCloseHandle PROC ; RCX = handle
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mov rax, SYS_CLOSE_HANDLE
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int 40h
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ret
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SysCloseHandle ENDP
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SysDbgPrint PROC ; RCX = string ptr
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mov rax, SYS_DBG_PRINT
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int 40h
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ret
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SysDbgPrint ENDP
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SysMutexCreate PROC ; -> RAX = handle
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mov rax, SYS_MUTEX_CREATE
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int 40h
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ret
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SysMutexCreate ENDP
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SysMutexAcquire PROC ; RCX = handle
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mov rax, SYS_MUTEX_ACQUIRE
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int 40h
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ret
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SysMutexAcquire ENDP
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SysMutexRelease PROC ; RCX = handle
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mov rax, SYS_MUTEX_RELEASE
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int 40h
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ret
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SysMutexRelease ENDP
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SysSemCreate PROC ; RCX=initial, RDX=max -> RAX=handle
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mov rax, SYS_SEM_CREATE
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int 40h
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ret
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SysSemCreate ENDP
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SysSemWait PROC ; RCX = handle
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mov rax, SYS_SEM_WAIT
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int 40h
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ret
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SysSemWait ENDP
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SysSemSignal PROC ; RCX = handle
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mov rax, SYS_SEM_SIGNAL
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int 40h
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ret
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SysSemSignal ENDP
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SysEventCreate PROC ; RCX=manualReset, RDX=initialState -> RAX=handle
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mov rax, SYS_EVENT_CREATE
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int 40h
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ret
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SysEventCreate ENDP
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SysEventSet PROC ; RCX = handle
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mov rax, SYS_EVENT_SET
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int 40h
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ret
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SysEventSet ENDP
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SysEventWait PROC ; RCX = handle
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mov rax, SYS_EVENT_WAIT
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int 40h
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ret
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SysEventWait ENDP
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SysQueueCreate PROC ; -> RAX = handle
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mov rax, SYS_QUEUE_CREATE
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int 40h
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ret
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SysQueueCreate ENDP
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SysQueueSend PROC ; RCX=handle, RDX=*msg, R8=blocking
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mov rax, SYS_QUEUE_SEND
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int 40h
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ret
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SysQueueSend ENDP
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SysQueueRecv PROC ; RCX=handle, RDX=*msg, R8=blocking
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mov rax, SYS_QUEUE_RECV
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int 40h
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ret
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SysQueueRecv ENDP
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SysScreenBlit PROC
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; RCX=x, RDX=y, R8=w, R9=h
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; The 5th arg (pixels) is on the stack above the 32-byte shadow space and return address.
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mov r10, [rsp + 40]
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mov rax, SYS_SCREEN_BLIT
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int 40h
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ret
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SysScreenBlit ENDP
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SysGetTick PROC ; -> RAX = milliseconds
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mov rax, SYS_GET_TICK
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int 40h
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ret
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SysGetTick ENDP
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SysOpen PROC ; RCX = *path -> RAX = handle (0 = failure)
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mov rax, SYS_OPEN
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int 40h
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ret
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SysOpen ENDP
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SysRead PROC ; RCX = handle, RDX = *buf, R8 = size -> RAX = bytes read
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mov rax, SYS_READ
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int 40h
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ret
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SysRead ENDP
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SysFClose PROC ; RCX = handle
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mov rax, SYS_FCLOSE
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int 40h
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ret
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SysFClose ENDP
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SysFSeek PROC ; RCX = handle, RDX = offset
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mov rax, SYS_FSEEK
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int 40h
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ret
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SysFSeek ENDP
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SysFSize PROC ; RCX = handle -> RAX = size in bytes
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mov rax, SYS_FSIZE
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int 40h
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ret
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SysFSize ENDP
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END
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