1 /*
2 * Sample AUXILIARY Wine Driver
3 *
4 * Copyright 1994 Martin Ayotte
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #include "config.h"
22 #include "wine/port.h"
23
24 #include <stdarg.h>
25 #include <stdlib.h>
26 #include <string.h>
27 #ifdef HAVE_UNISTD_H
28 # include <unistd.h>
29 #endif
30 #include <fcntl.h>
31 #ifdef HAVE_SYS_IOCTL_H
32 # include <sys/ioctl.h>
33 #endif
34
35 #include "windef.h"
36 #include "winbase.h"
37 #include "mmddk.h"
38 #include "oss.h"
39 #include "wine/unicode.h"
40 #include "wine/debug.h"
41
42 WINE_DEFAULT_DEBUG_CHANNEL(mmaux);
43
44 #ifdef HAVE_OSS
45
46 #define MIXER_DEV "/dev/mixer"
47
48 static int NumDev = 6;
49
50 /*-----------------------------------------------------------------------*/
51
52 LRESULT OSS_AuxInit(void)
53 {
54 int mixer;
55 TRACE("()\n");
56
57 if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) {
58 WARN("mixer device not available !\n");
59 NumDev = 0;
60 } else {
61 close(mixer);
62 NumDev = 6;
63 }
64 return 0;
65 }
66
67 /*-----------------------------------------------------------------------*/
68
69 LRESULT OSS_AuxExit(void)
70 {
71 TRACE("()\n");
72 return 0;
73 }
74
75 /**************************************************************************
76 * AUX_GetDevCaps [internal]
77 */
78 static DWORD AUX_GetDevCaps(WORD wDevID, LPAUXCAPSW lpCaps, DWORD dwSize)
79 {
80 int mixer, volume;
81 static const WCHAR ini[] = {'O','S','S',' ','A','u','x',0};
82
83 TRACE("(%04X, %p, %u);\n", wDevID, lpCaps, dwSize);
84 if (lpCaps == NULL) return MMSYSERR_NOTENABLED;
85 if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) {
86 WARN("mixer device not available !\n");
87 return MMSYSERR_NOTENABLED;
88 }
89 if (ioctl(mixer, SOUND_MIXER_READ_LINE, &volume) == -1) {
90 close(mixer);
91 WARN("unable to read mixer !\n");
92 return MMSYSERR_NOTENABLED;
93 }
94 close(mixer);
95 lpCaps->wMid = 0xAA;
96 lpCaps->wPid = 0x55;
97 lpCaps->vDriverVersion = 0x0100;
98 strcpyW(lpCaps->szPname, ini);
99 lpCaps->wTechnology = AUXCAPS_CDAUDIO;
100 lpCaps->dwSupport = AUXCAPS_VOLUME | AUXCAPS_LRVOLUME;
101
102 return MMSYSERR_NOERROR;
103 }
104
105
106 /**************************************************************************
107 * AUX_GetVolume [internal]
108 */
109 static DWORD AUX_GetVolume(WORD wDevID, LPDWORD lpdwVol)
110 {
111 int mixer, volume, left, right, cmd;
112
113 TRACE("(%04X, %p);\n", wDevID, lpdwVol);
114 if (lpdwVol == NULL) return MMSYSERR_NOTENABLED;
115 if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) {
116 WARN("mixer device not available !\n");
117 return MMSYSERR_NOTENABLED;
118 }
119 switch(wDevID) {
120 case 0:
121 TRACE("SOUND_MIXER_READ_PCM !\n");
122 cmd = SOUND_MIXER_READ_PCM;
123 break;
124 case 1:
125 TRACE("SOUND_MIXER_READ_SYNTH !\n");
126 cmd = SOUND_MIXER_READ_SYNTH;
127 break;
128 case 2:
129 TRACE("SOUND_MIXER_READ_CD !\n");
130 cmd = SOUND_MIXER_READ_CD;
131 break;
132 case 3:
133 TRACE("SOUND_MIXER_READ_LINE !\n");
134 cmd = SOUND_MIXER_READ_LINE;
135 break;
136 case 4:
137 TRACE("SOUND_MIXER_READ_MIC !\n");
138 cmd = SOUND_MIXER_READ_MIC;
139 break;
140 case 5:
141 TRACE("SOUND_MIXER_READ_VOLUME !\n");
142 cmd = SOUND_MIXER_READ_VOLUME;
143 break;
144 default:
145 WARN("invalid device id=%04X !\n", wDevID);
146 return MMSYSERR_NOTENABLED;
147 }
148 if (ioctl(mixer, cmd, &volume) == -1) {
149 WARN("unable to read mixer !\n");
150 return MMSYSERR_NOTENABLED;
151 }
152 close(mixer);
153 left = LOBYTE(LOWORD(volume));
154 right = HIBYTE(LOWORD(volume));
155 TRACE("left=%d right=%d !\n", left, right);
156 *lpdwVol = MAKELONG((left * 0xFFFFL) / 100, (right * 0xFFFFL) / 100);
157 return MMSYSERR_NOERROR;
158 }
159
160 /**************************************************************************
161 * AUX_SetVolume [internal]
162 */
163 static DWORD AUX_SetVolume(WORD wDevID, DWORD dwParam)
164 {
165 int mixer;
166 int volume, left, right;
167 int cmd;
168
169 TRACE("(%04X, %08X);\n", wDevID, dwParam);
170
171 left = (LOWORD(dwParam) * 100) >> 16;
172 right = (HIWORD(dwParam) * 100) >> 16;
173 volume = (right << 8) | left;
174
175 if ((mixer = open(MIXER_DEV, O_RDWR)) < 0) {
176 WARN("mixer device not available !\n");
177 return MMSYSERR_NOTENABLED;
178 }
179
180 switch(wDevID) {
181 case 0:
182 TRACE("SOUND_MIXER_WRITE_PCM !\n");
183 cmd = SOUND_MIXER_WRITE_PCM;
184 break;
185 case 1:
186 TRACE("SOUND_MIXER_WRITE_SYNTH !\n");
187 cmd = SOUND_MIXER_WRITE_SYNTH;
188 break;
189 case 2:
190 TRACE("SOUND_MIXER_WRITE_CD !\n");
191 cmd = SOUND_MIXER_WRITE_CD;
192 break;
193 case 3:
194 TRACE("SOUND_MIXER_WRITE_LINE !\n");
195 cmd = SOUND_MIXER_WRITE_LINE;
196 break;
197 case 4:
198 TRACE("SOUND_MIXER_WRITE_MIC !\n");
199 cmd = SOUND_MIXER_WRITE_MIC;
200 break;
201 case 5:
202 TRACE("SOUND_MIXER_WRITE_VOLUME !\n");
203 cmd = SOUND_MIXER_WRITE_VOLUME;
204 break;
205 default:
206 WARN("invalid device id=%04X !\n", wDevID);
207 return MMSYSERR_NOTENABLED;
208 }
209 if (ioctl(mixer, cmd, &volume) == -1) {
210 WARN("unable to set mixer !\n");
211 return MMSYSERR_NOTENABLED;
212 }
213 close(mixer);
214 return MMSYSERR_NOERROR;
215 }
216
217 #endif
218
219 /**************************************************************************
220 * auxMessage (WINEOSS.2)
221 */
222 DWORD WINAPI OSS_auxMessage(UINT wDevID, UINT wMsg, DWORD dwUser,
223 DWORD dwParam1, DWORD dwParam2)
224 {
225 TRACE("(%04X, %04X, %08X, %08X, %08X);\n",
226 wDevID, wMsg, dwUser, dwParam1, dwParam2);
227
228 #ifdef HAVE_OSS
229 switch (wMsg) {
230 case DRVM_INIT:
231 case DRVM_EXIT:
232 case DRVM_ENABLE:
233 case DRVM_DISABLE:
234 /* FIXME: Pretend this is supported */
235 return 0;
236 case AUXDM_GETDEVCAPS:
237 return AUX_GetDevCaps(wDevID, (LPAUXCAPSW)dwParam1, dwParam2);
238 case AUXDM_GETNUMDEVS:
239 TRACE("return %d;\n", NumDev);
240 return NumDev;
241 case AUXDM_GETVOLUME:
242 return AUX_GetVolume(wDevID, (LPDWORD)dwParam1);
243 case AUXDM_SETVOLUME:
244 return AUX_SetVolume(wDevID, dwParam1);
245 default:
246 WARN("unknown message !\n");
247 }
248 return MMSYSERR_NOTSUPPORTED;
249 #else
250 return MMSYSERR_NOTENABLED;
251 #endif
252 }
253
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