kolibrios/programs/media/ac97snd/trunk/k_lib.asm

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