;
; This file is part of the Infinity sound library.
; (C) copyright Serge 2006
; email: infinity_sound@mail.ru
;
; This program is free software; you can redistribute it and/or modify
; it under the terms of the GNU General Public License as published by
; the Free Software Foundation; either version 2 of the License, or
; (at your option) any later version.
;
; This program is distributed in the hope that it will be useful,
; but WITHOUT ANY WARRANTY; without even the implied warranty of
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
; GNU General Public License for more details.
format MS COFF
include 'proc32.inc'
include 'main.inc'
include 'imports.inc'
FORCE_MMX equ 0 ;set to 1 to force use mmx or
FORCE_MMX_128 equ 0 ;integer sse2 extensions
;and reduce driver size
;USE_SSE equ 0
DEBUG equ 1
EVENT_NOTIFY equ 0x00000200
OS_BASE equ 0
new_app_base equ 0x60400000
PROC_BASE equ OS_BASE+0x0080000
CAPS_SSE2 equ 26
PG_SW equ 0x003
public START
public service_proc
public version
SND_CREATE_BUFF equ 2
SND_PLAY equ 3
SND_STOP equ 4
SND_SETBUFF equ 5
SND_DESTROY_BUFF equ 6
DEV_PLAY equ 1
DEV_STOP equ 2
DEV_CALLBACK equ 3
struc IOCTL
{ .handle dd ?
.io_code dd ?
.input dd ?
.inp_size dd ?
.output dd ?
.out_size dd ?
}
virtual at 0
IOCTL IOCTL
end virtual
section '.flat' code readable align 16
proc START stdcall, state:dword
cmp [state], 1
jne .exit
stdcall GetService, szSound
test eax, eax
jz .fail
mov [hSound], eax
stdcall KernelAlloc, 16*512
test eax, eax
jz .out_of_mem
mov [mix_buff], eax
mov eax, str.fd-FD_OFFSET
mov [str.fd], eax
mov [str.bk], eax
if FORCE_MMX
if FORCE_MMX_128
display 'Use only FORCE_MMX or FORCE_MMX_128 not both together',13,10
stop
end if
mov [mix_2_core], mmx_mix_2
mov [mix_3_core], mmx_mix_3
mov [mix_4_core], mmx_mix_4
end if
if FORCE_MMX_128
if FORCE_MMX
display 'Use only FORCE_MMX or FORCE_MMX_128 not both together',13,10
stop
end if
mov [mix_2_core], mmx128_mix_2
mov [mix_3_core], mmx128_mix_3
mov [mix_4_core], mmx128_mix_4
end if
if ~(FORCE_MMX or FORCE_MMX_128) ;autodetect
mov eax, 1
cpuid
bt edx, CAPS_SSE2
jc .mmx128
;old 64-bit mmx
mov [mix_2_core], mmx_mix_2
mov [mix_3_core], mmx_mix_3
mov [mix_4_core], mmx_mix_4
jmp @F
.mmx128: ;128-bit integer sse2 extensions
mov [mix_2_core], mmx128_mix_2
mov [mix_3_core], mmx128_mix_3
mov [mix_4_core], mmx128_mix_4
@@:
end if
stdcall set_handler, [hSound], new_mix
stdcall RegService, szInfinity, service_proc
ret
.fail:
if DEBUG
mov esi, msgFail
call SysMsgBoardStr
end if
.exit:
xor eax, eax
ret
.out_of_mem:
if DEBUG
mov esi, msgMem
call SysMsgBoardStr
end if
xor eax, eax
ret
endp
handle equ IOCTL.handle
io_code equ IOCTL.io_code
input equ IOCTL.input
inp_size equ IOCTL.inp_size
output equ IOCTL.output
out_size equ IOCTL.out_size
align 4
proc service_proc stdcall, ioctl:dword
mov edi, [ioctl]
mov eax, [edi+io_code]
cmp eax, SND_CREATE_BUFF
jne @F
mov ebx, [edi+input]
stdcall CreateBuffer,[ebx]
ret
@@:
cmp eax, SND_PLAY
jne @F
mov ebx, [edi+input]
stdcall play_buffer, [ebx]
ret
@@:
cmp eax, SND_STOP
jne @F
; if DEBUG
; mov esi, msgStop
; call [SysMsgBoardStr]
; end if
mov ebx, [edi+input]
stdcall stop_buffer, [ebx]
ret
@@:
cmp eax, SND_SETBUFF
jne @F
mov ebx, [edi+input]
mov eax, [ebx+4]
add eax, new_app_base
stdcall set_buffer, [ebx],eax,[ebx+8],[ebx+12]
ret
@@:
cmp eax, SND_DESTROY_BUFF
jne @F
mov eax, [edi+input]
mov eax, [eax]
call DestroyBuffer ;eax
ret
@@:
xor eax, eax
ret
endp
restore handle
restore io_code
restore input
restore inp_size
restore output
restore out_size
TASK_COUNT equ 0x0003004
CURRENT_TASK equ 0x0003000
align 4
proc CreateBuffer stdcall, format:dword
locals
str dd ?
endl
mov ebx, [CURRENT_TASK] ;hack: direct accsess
shl ebx, 5 ;to kernel data
mov ebx, [0x3000+ebx+4]
mov eax, STREAM_SIZE
call CreateObject
test eax, eax
jz .fail
mov [str], eax
mov [eax+STREAM.magic], 'WAVE'
mov [eax+STREAM.destroy], DestroyBuffer.destroy
mov [eax+STREAM.size], STREAM_SIZE
pushf
cli
mov ebx, str.fd-FD_OFFSET
mov edx, [ebx+STREAM.str_fd]
mov [eax+STREAM.str_fd], edx
mov [eax+STREAM.str_bk], ebx
mov [ebx+STREAM.str_fd], eax
mov [edx+STREAM.str_bk], eax
popf
stdcall KernelAlloc, dword 72*1024
mov edi, [str]
mov [edi+STREAM.base], eax
add eax, 0x1000
mov [edi+STREAM.seg_0], eax
mov [edi+STREAM.curr_seg], eax
mov [edi+STREAM.notify_off1], eax
add eax, 0x8000
mov [edi+STREAM.lim_0], eax
add eax, 0x1000
mov [edi+STREAM.seg_1], eax
mov [edi+STREAM.notify_off2], eax
add eax, 0x8000
mov [edi+STREAM.limit], eax
mov [edi+STREAM.lim_1], eax
; create ring buffer
stdcall AllocKernelSpace, dword 128*1024
mov edi, [str]
mov [edi+STREAM.work_buff], eax
mov [edi+STREAM.work_read], eax
mov [edi+STREAM.work_write], eax
mov [edi+STREAM.work_count], 0
add eax, 64*1024
mov [edi+STREAM.work_top], eax
stdcall AllocPages, dword 64/4
mov edi, [str]
mov ebx, [edi+STREAM.work_buff]
mov ecx, 16
or eax, PG_SW
push eax
push ebx
call CommitPages ;eax, ebx, ecx
mov ecx, 16
pop ebx
pop eax
add ebx, 64*1024
call CommitPages ;double mapped
mov edi, [str]
mov eax, [format]
mov [edi+STREAM.format], eax
mov [edi+STREAM.flags], SND_STOP
xor ebx, ebx
cmp eax, 19
jb @f
mov ebx, 0x80808080
@@:
mov [edi+STREAM.r_silence], ebx
shl eax, 4
mov ebx, [resampler_params+eax]
mov ecx, [resampler_params+eax+4]
mov edx, [resampler_params+eax+8]
mov [edi+STREAM.r_size],ebx
mov [edi+STREAM.r_end], ecx
mov [edi+STREAM.r_dt], edx
mov ebx, [resampler_params+eax+12]
mov [edi+STREAM.resample], ebx
mov edx, [edi+STREAM.base]
lea eax, [edx+0x9000]
call GetPgAddr ;eax
call FreePage ;eax
mov eax, edx
lea ebx, [edx+0x9000]
call GetPgAddr ;eax
stdcall MapPage, ebx, eax, dword 3
mov edi, [edi+STREAM.base]
mov ecx, (72*1024)/4
xor eax, eax
cld
rep stosd
mov edi, [str]
mov edi, [edi+STREAM.work_buff]
mov ecx, (64*1024)/4
rep stosd
mov eax, [str]
ret
.fail:
xor eax, eax
ret
endp
if 0
align 4
pid_to_slot:
push ebx
push ecx
mov ebx,[TASK_COUNT]
shl ebx,5
mov ecx,2*32
.loop:
cmp byte [CURRENT_TASK+ecx+0xa],9
jz .endloop ;skip empty slots
cmp [CURRENT_TASK+ecx+0x4],eax ;check PID
jz .pid_found
.endloop:
add ecx,32
cmp ecx,ebx
jle .loop
pop ecx
pop ebx
xor eax,eax
ret
.pid_found:
shr ecx,5
mov eax,ecx
pop ecx
pop ebx
ret
end if
;param
; eax= buffer handle
align 4
DestroyBuffer:
.handle equ esp ;local
cmp [eax+STREAM.magic], 'WAVE'
jne .fail
cmp [eax+STREAM.size], STREAM_SIZE
jne .fail
.destroy:
push eax
pushf
cli
mov ebx, [eax+STREAM.str_fd]
mov ecx, [eax+STREAM.str_bk]
mov [ebx+STREAM.str_bk], ecx
mov [ecx+STREAM.str_fd], ebx
popf
stdcall KernelFree, [eax+STREAM.base]
mov eax, [.handle]
stdcall KernelFree, [eax+STREAM.work_buff]
pop eax ;restore stack
call DestroyObject ;eax
.fail:
ret
align 4
proc play_buffer stdcall, str:dword
mov ebx, [str]
cmp [ebx+STREAM.magic], 'WAVE'
jne .fail
cmp [ebx+STREAM.size], STREAM_SIZE
jne .fail
mov edi,[ebx+STREAM.work_buff]
mov [ebx+STREAM.work_read], edi
mov [ebx+STREAM.work_write], edi
mov [ebx+STREAM.work_count], 0
mov edx, [ebx+STREAM.base]
add edx, 0x1000
mov [ebx+STREAM.seg_0], edx
mov [ebx+STREAM.curr_seg], edx
add edx, 0x8000
mov [ebx+STREAM.lim_0], edx
add edx, 0x1000
mov [ebx+STREAM.seg_1], edx
add edx, 0x8000
mov [ebx+STREAM.lim_1], edx
mov edx, [ebx+STREAM.seg_0]
mov ecx, -128
mov eax, [ebx+STREAM.r_silence]
@@:
mov [edx+ecx], eax
add ecx, 4
jnz @B
stdcall [ebx+STREAM.resample], edi, edx,\
[ebx+STREAM.r_dt],[ebx+STREAM.r_size],[ebx+STREAM.r_end]
mov ebx, [str]
add [ebx+STREAM.work_count], eax
add [ebx+STREAM.work_write], eax
mov edx, [ebx+STREAM.r_size]
add [ebx+STREAM.curr_seg], edx
mov [ebx+STREAM.flags], SND_PLAY
mov eax, [ebx+STREAM.r_silence]
mov edi, [ebx+STREAM.work_write]
mov ecx, [ebx+STREAM.work_top]
sub ecx, edi
shr ecx, 2
cld
rep stosd
stdcall dev_play, [hSound]
xor eax, eax
inc eax
ret
.fail:
xor eax, eax
ret
endp
align 4
proc stop_buffer stdcall, str:dword
mov edi, [str]
cmp [edi+STREAM.magic], 'WAVE'
jne .fail
cmp [edi+STREAM.size], STREAM_SIZE
jne .fail
mov [edi+STREAM.flags], SND_STOP
; stdcall [ServiceHandler], [hSound], dword DEV_STOP, 0
xor eax, eax
inc eax
ret
.fail:
xor eax, eax
ret
endp
align 4
proc set_buffer stdcall, str:dword,src:dword,offs:dword,size:dword
mov edx, [str]
test edx, edx
jz .fail
cmp [edx+STREAM.magic], 'WAVE'
jne .fail
cmp [edx+STREAM.size], STREAM_SIZE
jne .fail
mov esi,[src]
test esi, esi
jz .fail
cmp esi, new_app_base
jb .fail
mov edi, [offs]
mov ecx, 0x8000
sub ecx, edi
jbe .seg_1
sub [size], ecx
jb .fail
add edi, [edx+STREAM.base]
add edi, 0x1000
shr ecx, 2
cld
rep movsd
jmp @F
.seg_1:
add edi, [edx+STREAM.base]
add edi, 0x1000
@@:
add edi, 0x1000
mov ecx, [size]
test ecx, ecx
jz .done
cmp ecx, 0x8000
ja .fail
shr ecx, 2
rep movsd
.done:
xor eax, eax
inc eax
ret
.fail:
xor eax, eax
ret
endp
align 4
prepare_playlist:
xor edx, edx
mov [play_count], edx
mov esi, str.fd-FD_OFFSET
mov edi, [esi+STREAM.str_fd]
@@:
cmp edi, esi
je .done
cmp [edi+STREAM.magic], 'WAVE'
jne .next
cmp [edi+STREAM.size], STREAM_SIZE
jne .next
cmp [edi+STREAM.flags], SND_PLAY;
jne .next
cmp [edi+STREAM.work_count], 16384
jb .next
mov [play_list+edx], edi
inc [play_count]
add edx, 4
.next:
mov edi, [edi+STREAM.str_fd]
jmp @B
.done:
ret
align 4
proc set_handler stdcall, hsrv:dword, handler_proc:dword
locals
handler dd ?
io_code dd ?
input dd ?
inp_size dd ?
output dd ?
out_size dd ?
val dd ?
endl
mov eax, [hsrv]
lea ecx, [handler_proc]
xor ebx, ebx
mov [handler], eax
mov [io_code], DEV_CALLBACK
mov [input], ecx
mov [inp_size], 4
mov [output], ebx
mov [out_size], 0
lea eax, [handler]
stdcall ServiceHandler, eax
ret
endp
align 4
proc dev_play stdcall, hsrv:dword
locals
handle dd ?
io_code dd ?
input dd ?
inp_size dd ?
output dd ?
out_size dd ?
val dd ?
endl
mov eax, [hsrv]
xor ebx, ebx
mov [handle], eax
mov [io_code], DEV_PLAY
mov [input], ebx
mov [inp_size], ebx
mov [output], ebx
mov [out_size], ebx
lea eax, [handle]
stdcall ServiceHandler, eax
ret
endp
include 'mixer.asm'
include 'mix_mmx.inc'
include 'mix_sse2.inc'
;if USE_SSE
; include 'mix_sse.inc'
;end if
align 16
resampler_params:
;r_size r_end r_dt resampler_func
dd 0,0,0,0 ; 0 PCM_ALL
dd 16384, 0, 0, copy_stream ; 1 PCM_2_16_48
dd 16384, 0, 0, m16_stereo ; 2 PCM_1_16_48
dd 16384, 0x08000000, 30109, resample_2 ; 3 PCM_2_16_44
dd 8192, 0x08000000, 30109, resample_1 ; 4 PCM_1_16_44
dd 16384, 0x08000000, 21846, resample_2 ; 5 PCM_2_16_32
dd 8192, 0x08000000, 21846, resample_1 ; 6 PCM_1_16_32
dd 16384, 0x08000000, 16384, resample_2 ; 7 PCM_2_16_24
dd 8192, 0x08000000, 16384, resample_1 ; 8 PCM_1_16_24
dd 8192, 0x04000000, 15052, resample_2 ; 9 PCM_2_16_22
dd 4096, 0x04000000, 15052, resample_1 ;10 PCM_1_16_22
dd 8192, 0x04000000, 10923, resample_2 ;11 PCM_2_16_16
dd 4096, 0x04000000, 10923, resample_1 ;12 PCM_1_16_16
dd 8192, 0x04000000, 8192, resample_2 ;13 PCM_2_16_12
dd 4096, 0x04000000, 8192, resample_1 ;14 PCM_1_16_12
dd 4096, 0x02000000, 7527, resample_2 ;15 PCM_2_16_11
dd 2048, 0x02000000, 7527, resample_1 ;16 PCM_1_16_11
dd 4096, 0x02000000, 5462, resample_2 ;17 PCM_2_16_8
dd 2048, 0x02000000, 5462, resample_1 ;18 PCM_1_16_8
dd 16384, 0, 0, s8_stereo ;19 PCM_2_8_48
dd 8192, 0, 0, m8_stereo ;20 PCM_1_8_48
dd 8192, 0x08000000, 30109, resample_28 ;21 PCM_2_8_44
dd 4096, 0x08000000, 30109, resample_18 ;22 PCM_1_8_44
dd 8192, 0x08000000, 21846, resample_28 ;23 PCM_2_8_32
dd 4096, 0x08000000, 21846, resample_18 ;24 PCM_1_8_32
dd 8192, 0x08000000, 16384, resample_28 ;25 PCM_2_8_24
dd 4096, 0x08000000, 16384, resample_18 ;26 PCM_1_8_24
dd 4096, 0x04000000, 15052, resample_28 ;27 PCM_2_8_22
dd 2048, 0x04000000, 15052, resample_18 ;28 PCM_1_8_22
dd 4096, 0x04000000, 10923, resample_28 ;29 PCM_2_8_16
dd 2048, 0x04000000, 10923, resample_18 ;30 PCM_1_8_16
dd 4096, 0x04000000, 8192, resample_28 ;31 PCM_2_8_12
dd 2048, 0x04000000, 8192, resample_18 ;32 PCM_1_8_12
dd 2048, 0x02000000, 7527, resample_28 ;33 PCM_2_8_11
dd 1024, 0x02000000, 7527, resample_18 ;34 PCM_1_8_11
dd 2048, 0x02000000, 5462, resample_28 ;35 PCM_2_8_8
dd 1024, 0x02000000, 5462, resample_18 ;36 PCM_1_8_8
m7 dw 0x8000,0x8000,0x8000,0x8000
mm80 dq 0x8080808080808080
mm_mask dq 0xFF00FF00FF00FF00
;stream_map dd 0xFFFF ; 16
version dd 0x00030004
szInfinity db 'INFINITY',0
szSound db 'SOUND',0
if DEBUG
msgFail db 'Sound service not loaded',13,10,0
msgPlay db 'Play buffer',13,10,0
msgStop db 'Stop',13,10,0
msgUser db 'User callback',13,10,0
msgMem db 'Not enough memory',13,10,0
msgDestroy db 'Destroy sound buffer', 13,10,0
end if
section '.data' data readable writable align 16
play_list rd 16
mix_input rd 16
play_count rd 1
hSound rd 1
mix_buff rd 1
mix_buff_map rd 1
str.fd rd 1
str.bk rd 1
mix_2_core rd 1
mix_3_core rd 1
mix_4_core rd 1