117 lines
3.0 KiB
C
117 lines
3.0 KiB
C
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/*
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* Sample AUXILARY Wine Driver for Linux
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*
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* Copyright 1994 Martin Ayotte
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*/
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static char Copyright[] = "Copyright Martin Ayotte, 1994";
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#include "stdio.h"
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#include "win.h"
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#include "user.h"
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#include "driver.h"
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#include "mmsystem.h"
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#include <fcntl.h>
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#include <sys/ioctl.h>
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#include <linux/soundcard.h>
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#define SOUND_DEV "/dev/dsp"
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#define MIXER_DEV "/dev/mixer"
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#ifdef SOUND_VERSION
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#define IOCTL(a,b,c) ioctl(a,b,&c)
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#else
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#define IOCTL(a,b,c) (c = ioctl(a,b,c) )
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#endif
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/*-----------------------------------------------------------------------*/
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/**************************************************************************
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* AUX_GetDevCaps [internal]
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*/
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DWORD AUX_GetDevCaps(WORD wDevID, LPAUXCAPS lpCaps, DWORD dwSize)
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{
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int mixer;
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int volume;
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printf("AUX_GetDevCaps(%u, %08X, %u);\n", wDevID, lpCaps, dwSize);
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if (lpCaps == NULL) return MMSYSERR_NOTENABLED;
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if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) {
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printf("AUX_GetDevCaps // mixer device not available !\n");
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return MMSYSERR_NOTENABLED;
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}
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if (ioctl(mixer, SOUND_MIXER_READ_LINE, &volume) == -1) {
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printf("AUX_GetDevCaps // unable read mixer !\n");
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return MMSYSERR_NOTENABLED;
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}
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close(mixer);
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return MMSYSERR_NOERROR;
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}
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/**************************************************************************
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* AUX_GetVolume [internal]
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*/
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DWORD AUX_GetVolume(WORD wDevID, DWORD dwParam)
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{
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int mixer;
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int volume;
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printf("AUX_GetVolume(%u, %08X);\n", wDevID, dwParam);
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if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) {
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printf("Linux 'AUX_GetVolume' // mixer device not available !\n");
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return MMSYSERR_NOTENABLED;
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}
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if (ioctl(mixer, SOUND_MIXER_READ_LINE, &volume) == -1) {
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printf("Linux 'AUX_GetVolume' // unable read mixer !\n");
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return MMSYSERR_NOTENABLED;
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}
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close(mixer);
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return MMSYSERR_NOERROR;
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}
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/**************************************************************************
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* AUX_SetVolume [internal]
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*/
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DWORD AUX_SetVolume(WORD wDevID, DWORD dwParam)
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{
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int mixer;
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int volume = 50;
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printf("AUX_SetVolume(%u, %08X);\n", wDevID, dwParam);
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if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) {
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printf("Linux 'AUX_SetVolume' // mixer device not available !\n");
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return MMSYSERR_NOTENABLED;
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}
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if (ioctl(mixer, SOUND_MIXER_WRITE_LINE, &volume) == -1) {
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printf("Linux 'AUX_SetVolume' // unable set mixer !\n");
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return MMSYSERR_NOTENABLED;
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}
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close(mixer);
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return MMSYSERR_NOERROR;
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}
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/**************************************************************************
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* auxMessage [sample driver]
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*/
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DWORD auxMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
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DWORD dwParam1, DWORD dwParam2)
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{
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printf("auxMessage(%u, %04X, %08X, %08X, %08X);\n",
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wDevID, wMsg, dwUser, dwParam1, dwParam2);
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switch(wMsg) {
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case AUXDM_GETDEVCAPS:
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return AUX_GetDevCaps(wDevID, (LPAUXCAPS)dwParam1, dwParam2);
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case AUXDM_GETNUMDEVS:
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return 0L;
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case AUXDM_GETVOLUME:
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return AUX_GetVolume(wDevID, dwParam1);
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case AUXDM_SETVOLUME:
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return AUX_SetVolume(wDevID, dwParam1);
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}
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return MMSYSERR_NOTSUPPORTED;
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}
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