forked from KolibriOS/kolibrios
451 lines
9.2 KiB
NASM
451 lines
9.2 KiB
NASM
format MS COFF
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include "proc32.inc"
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section '.text' code readable executable
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public _InitHeap@4
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public _UserAlloc@4
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public _CreateThread@8
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public _GetMousePos@4
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public _get_fileinfo@8
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public _read_file@20
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public _get_key@4
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public _get_button_id
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public _DrawWindow@36
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public _make_button@24
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public _draw_bar@20
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public _write_text@20
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public _debug_out@4
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public _debug_out_hex@4
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public _memset
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struc FILEIO
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{ .cmd dd ?
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.offset dd ?
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dd ?
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.count dd ?
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.buff dd ?
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db ?
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.name dd ?
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};
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align 4
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proc _get_button_id
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mov eax,17
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int 0x40
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test al,al
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jnz @F
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shr eax,8
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ret
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@@:
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xor eax,eax
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dec eax
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ret
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endp
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align 4
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proc _get_fileinfo@8 stdcall, name:dword, info:dword
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push ebx
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push esi
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push edi
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xor eax, eax
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mov ebx, [name]
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mov ecx, [info]
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mov [fileio.cmd], 5
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mov [fileio.offset], eax
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mov [fileio.offset+4], eax
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mov [fileio.count], eax
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mov [fileio.buff], ecx
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mov byte [fileio.buff+4], al
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mov [fileio.name], ebx
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mov eax, 70
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lea ebx, [fileio]
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int 0x40
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pop edi
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pop esi
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pop ebx
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ret
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endp
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align 4
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proc _read_file@20 stdcall,name:dword, buff:dword, offset:dword,\
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count:dword,reads:dword
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push ebx
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push esi
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push edi
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xor eax, eax
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mov ebx, [name]
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mov edx, [offset]
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mov esi, [buff]
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mov edi, [count]
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mov [fileio.cmd], eax
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mov [fileio.offset], edx
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mov [fileio.offset+4], eax
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mov [fileio.count], edi
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mov [fileio.buff], esi
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mov byte [fileio.buff+4], al
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mov [fileio.name], ebx
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mov eax, 70
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lea ebx, [fileio]
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int 0x40
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mov esi, [reads]
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test esi, esi
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jz @f
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mov [esi], ebx
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@@:
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pop edi
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pop esi
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pop ebx
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ret
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endp
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align 4
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proc _get_key@4 stdcall, key:dword
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push ebx
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push ecx
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mov eax, 2
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int 0x40
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mov ebx, [key]
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mov ecx, eax
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shr ecx, 8
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mov [ebx], ecx
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movzx eax, al
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pop ecx
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pop ebx
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ret
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endp
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align 4
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proc _InitHeap@4 stdcall, heap_size:dword
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push ebx
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mov eax, 68
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mov ebx, 11
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mov ecx, [heap_size]
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int 0x40
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pop ebx
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ret
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endp
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align 4
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proc _UserAlloc@4 stdcall, alloc_size:dword
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push ebx
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mov eax, 68
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mov ebx, 12
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mov ecx, [alloc_size]
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int 0x40
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pop ebx
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ret
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endp
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align 4
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proc _CreateThread@8 stdcall, fn:dword, p_stack:dword
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push ebx
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mov eax, 51
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mov ebx, 1
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mov ecx, [fn]
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mov edx,[p_stack]
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int 0x40
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pop ebx
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ret
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endp
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align 4
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proc _GetMousePos@4 stdcall,rel_type:dword
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push ebx
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mov eax, 37
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mov ebx, [rel_type]
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int 0x40
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pop ebx
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ret
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endp
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align 4
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proc _DrawWindow@36 stdcall, x:dword, y:dword, sx:dword, sy:dword,\
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workcolor:dword, style:dword, captioncolor:dword,\
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windowtype:dword, bordercolor:dword
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push ebx edi esi
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mov ebx, [x]
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mov ecx, [y]
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shl ebx, 16
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shl ecx, 16
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mov bx, word [sx]
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mov cx, word [sy]
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mov edx,[style]
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shl edx,24
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add edx,[workcolor]
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mov esi,[windowtype]
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shl esi,24
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add esi,[captioncolor]
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mov edi,[bordercolor]
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xor eax,eax
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int 0x40
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pop esi edi ebx
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ret
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endp
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align 4
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_make_button@24:
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;arg1 - x
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;arg2 - y
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;arg3 - xsize
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;arg4 - ysize
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;arg5 - id
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;arg6 - color
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push ebx esi
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mov ebx,[esp+12]
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shl ebx,16
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mov bx,[esp+20]
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mov ecx,[esp+16]
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shl ecx,16
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mov cx,[esp+24]
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mov edx,[esp+28]
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mov esi,[esp+32]
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mov eax,8
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int 0x40
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pop esi ebx
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ret 24
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align 4
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_draw_bar@20:
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;arg1 - x
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;arg2 - y
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;arg3 - xsize
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;arg4 - ysize
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;arg5 - color
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push ebx
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mov eax,13
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mov ebx,[esp+8]
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shl ebx,16
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mov bx,[esp+16]
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mov ecx,[esp+12]
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shl ecx,16
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mov cx,[esp+20]
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mov edx,[esp+24]
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int 0x40
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pop ebx
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ret 20
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_write_text@20:
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;arg1 - x
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;arg2 - y
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;arg3 - color
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;arg4 - text
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;arg5 - len
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push ebx esi
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mov eax,4
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mov ebx,[esp+12]
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shl ebx,16
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mov bx,[esp+16]
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mov ecx,[esp+20]
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mov edx,[esp+24]
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mov esi,[esp+28]
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int 0x40
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pop esi ebx
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ret 20
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align 4
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proc _debug_out@4 stdcall, val:dword
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push ebx
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mov ecx,[val]
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mov ebx,1
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mov eax,63
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int 0x40
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pop ebx
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ret
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endp
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align 4
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proc _debug_out_hex@4 stdcall val:dword
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locals
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count dd ?
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endl
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mov [count], 8
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.new_char:
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rol [val], 4
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mov ecx, [val]
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and ecx, 0x0f
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mov cl,byte [__hexdigits+ecx]
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mov eax, 63
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mov ebx, 1
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int 0x40
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dec [count]
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jnz .new_char
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ret
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endp
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align 4
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_memset:
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mov edx,[esp + 0ch]
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mov ecx,[esp + 4]
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test edx,edx
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jz short toend
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xor eax,eax
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mov al,[esp + 8]
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push edi
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mov edi,ecx
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cmp edx,4
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jb tail
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neg ecx
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and ecx,3
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jz short dwords
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sub edx,ecx
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adjust_loop:
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mov [edi],al
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add edi,1
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sub ecx,1
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jnz adjust_loop
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dwords:
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mov ecx,eax
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shl eax,8
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add eax,ecx
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mov ecx,eax
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shl eax,10h
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add eax,ecx
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mov ecx,edx
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and edx,3
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shr ecx,2
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jz tail
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cld
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rep stosd
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main_loop_tail:
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test edx,edx
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jz finish
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tail:
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mov [edi],al
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add edi,1
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sub edx,1
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jnz tail
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finish:
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mov eax,[esp + 8]
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pop edi
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ret
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toend:
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mov eax,[esp + 4]
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ret
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public _allmul
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_allmul:
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mov eax, [esp+8]
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mov ecx, [esp+16]
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or ecx,eax
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mov ecx, [esp+12]
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jnz .hard
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mov eax, [esp+4]
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mul ecx
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ret 16
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.hard:
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push ebx
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mul ecx
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mov ebx,eax
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mov eax, [esp+8]
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mul dword [esp+20]
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add ebx,eax
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mov eax,[esp+8]
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mul ecx
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add edx,ebx
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pop ebx
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ret 16
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align 4
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_allshr:
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cmp cl,64
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jae .sign
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cmp cl, 32
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jae .MORE32
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shrd eax,edx,cl
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sar edx,cl
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ret
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.MORE32:
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mov eax,edx
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sar edx,31
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and cl,31
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sar eax,cl
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ret
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.sign:
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sar edx,31
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mov eax,edx
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ret
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public __ftol2_sse
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align 4
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__ftol2_sse:
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push ebp
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mov ebp, esp
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sub esp, 20
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and esp, 0xFFFFFFF0
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fld st0
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fst dword [esp+18]
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fistp qword [esp+10]
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fild qword [esp+10]
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mov edx, [esp+18]
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mov eax, [esp+10]
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test eax, eax
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jz .QnaNZ
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.not_QnaNZ:
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fsubp st1, st0
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test edx, edx
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jns .pos
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fstp dword [esp]
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mov ecx, [esp]
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xor ecx, 0x80000000
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add ecx, 0x7FFFFFFF
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adc eax, 0
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mov edx, [esp+14]
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adc edx, 0
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jmp .exit
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.pos:
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fstp dword [esp]
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mov ecx, [esp]
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add ecx, 0x7FFFFFFF
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sbb eax, 0
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jmp .exit
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.QnaNZ:
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mov edx, [esp+14]
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test edx, 0x7FFFFFFF
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jne .not_QnaNZ
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fstp dword [esp+18]
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fstp dword [esp+18]
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.exit:
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leave
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ret
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public __fltused
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__fltused dd 0
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align 4
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__hexdigits db '0123456789ABCDEF'
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align 4
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fileio FILEIO
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