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5022 Serge 1 
format MS COFF
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include "snd.inc"
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include "proc32.inc"
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section '.text' align 16 code readable executable
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public _GetMasterVol@4
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extrn hrdwSound
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align 4
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proc _GetMasterVol@4 stdcall, pvol:dword
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           locals
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             handle     dd ?
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             io_code    dd ?
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             input      dd ?
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             inp_size   dd ?
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             output     dd ?
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             out_size   dd ?
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           endl
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           push ebx
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           push ecx
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           mov eax, [hrdwSound]
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           mov ecx, [pvol]
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           xor ebx, ebx
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           mov [handle], eax
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           mov [io_code], DEV_GET_MASTERVOL
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           mov [input], ebx
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           mov [inp_size], ebx
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           mov [output], ecx
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           mov [out_size], 4
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           mov eax, 68
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           mov ebx, 17
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           lea ecx, [handle]
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           int 0x40
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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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if 0
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align 4
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proc _GetDevInfo@8 stdcall, hSrv:dword, p_info:dword
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           locals
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             handle     dd ?
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             io_code    dd ?
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             input      dd ?
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             inp_size   dd ?
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             output     dd ?
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             out_size   dd ?
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           endl
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           push ebx
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           mov eax, [hSrv]
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           xor ebx, ebx
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           mov ecx, [p_info]
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           mov [handle], eax
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           mov [io_code], DEV_GET_INFO
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           mov [input], ebx
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           mov [inp_size], ebx
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           mov [output], ecx
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           mov [out_size], CTRL_INFO_SIZE
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           lea eax, [handle]
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           stdcall CallServiceEx, eax
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           pop ebx
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           ret
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endp
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end if