Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1 | /* |
| 2 | * ossaudiodev -- Python interface to the OSS (Open Sound System) API. |
| 3 | * This is the standard audio API for Linux and some |
| 4 | * flavours of BSD [XXX which ones?]; it is also available |
| 5 | * for a wide range of commercial Unices. |
| 6 | * |
| 7 | * Originally written by Peter Bosch, March 2000, as linuxaudiodev. |
| 8 | * |
| 9 | * Renamed to ossaudiodev and rearranged/revised/hacked up |
| 10 | * by Greg Ward <gward@python.net>, November 2002. |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 11 | * Mixer interface by Nicholas FitzRoy-Dale <wzdd@lardcave.net>, Dec 2002. |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 12 | * |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 13 | * (c) 2000 Peter Bosch. All Rights Reserved. |
| 14 | * (c) 2002 Gregory P. Ward. All Rights Reserved. |
| 15 | * (c) 2002 Python Software Foundation. All Rights Reserved. |
| 16 | * |
| 17 | * XXX need a license statement |
| 18 | * |
| 19 | * $Id$ |
| 20 | */ |
| 21 | |
Victor Stinner | 9995300 | 2015-03-20 10:37:34 +0100 | [diff] [blame] | 22 | #define PY_SSIZE_T_CLEAN |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 23 | #include "Python.h" |
| 24 | #include "structmember.h" |
| 25 | |
| 26 | #ifdef HAVE_FCNTL_H |
| 27 | #include <fcntl.h> |
| 28 | #else |
| 29 | #define O_RDONLY 00 |
| 30 | #define O_WRONLY 01 |
| 31 | #endif |
| 32 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 33 | #include <sys/ioctl.h> |
Stefan Krah | fa935c4 | 2016-04-26 16:48:48 +0200 | [diff] [blame] | 34 | #ifdef __ANDROID__ |
| 35 | #include <linux/soundcard.h> |
| 36 | #else |
Greg Ward | 0b6dfb8 | 2003-03-10 03:17:06 +0000 | [diff] [blame] | 37 | #include <sys/soundcard.h> |
Stefan Krah | fa935c4 | 2016-04-26 16:48:48 +0200 | [diff] [blame] | 38 | #endif |
Greg Ward | 0b6dfb8 | 2003-03-10 03:17:06 +0000 | [diff] [blame] | 39 | |
Benjamin Peterson | 840ef8f | 2016-09-07 14:45:10 -0700 | [diff] [blame] | 40 | #ifdef __linux__ |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 41 | |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 42 | #ifndef HAVE_STDINT_H |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 43 | typedef unsigned long uint32_t; |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 44 | #endif |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 45 | |
| 46 | #elif defined(__FreeBSD__) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 47 | |
Greg Ward | 0b6dfb8 | 2003-03-10 03:17:06 +0000 | [diff] [blame] | 48 | # ifndef SNDCTL_DSP_CHANNELS |
| 49 | # define SNDCTL_DSP_CHANNELS SOUND_PCM_WRITE_CHANNELS |
| 50 | # endif |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 51 | |
| 52 | #endif |
| 53 | |
| 54 | typedef struct { |
Neal Norwitz | 3f04648 | 2006-01-07 21:19:49 +0000 | [diff] [blame] | 55 | PyObject_HEAD |
Serhiy Storchaka | e2f92de | 2017-11-11 13:06:26 +0200 | [diff] [blame] | 56 | const char *devicename; /* name of the device file */ |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 57 | int fd; /* file descriptor */ |
| 58 | int mode; /* file mode (O_RDONLY, etc.) */ |
Victor Stinner | 9995300 | 2015-03-20 10:37:34 +0100 | [diff] [blame] | 59 | Py_ssize_t icount; /* input count */ |
| 60 | Py_ssize_t ocount; /* output count */ |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 61 | uint32_t afmts; /* audio formats supported by hardware */ |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 62 | } oss_audio_t; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 63 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 64 | typedef struct { |
Neal Norwitz | 3f04648 | 2006-01-07 21:19:49 +0000 | [diff] [blame] | 65 | PyObject_HEAD |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 66 | int fd; /* The open mixer device */ |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 67 | } oss_mixer_t; |
| 68 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 69 | |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 70 | static PyTypeObject OSSAudioType; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 71 | static PyTypeObject OSSMixerType; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 72 | |
Greg Ward | 97708bc | 2002-11-30 23:17:10 +0000 | [diff] [blame] | 73 | static PyObject *OSSAudioError; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 74 | |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 75 | |
| 76 | /* ---------------------------------------------------------------------- |
| 77 | * DSP object initialization/deallocation |
| 78 | */ |
| 79 | |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 80 | static oss_audio_t * |
Greg Ward | 8c6b6a9 | 2002-12-11 14:43:13 +0000 | [diff] [blame] | 81 | newossobject(PyObject *arg) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 82 | { |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 83 | oss_audio_t *self; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 84 | int fd, afmts, imode; |
Serhiy Storchaka | e2f92de | 2017-11-11 13:06:26 +0200 | [diff] [blame] | 85 | const char *devicename = NULL; |
| 86 | const char *mode = NULL; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 87 | |
Greg Ward | 9a568eb | 2002-11-30 23:20:09 +0000 | [diff] [blame] | 88 | /* Two ways to call open(): |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 89 | open(device, mode) (for consistency with builtin open()) |
| 90 | open(mode) (for backwards compatibility) |
| 91 | because the *first* argument is optional, parsing args is |
| 92 | a wee bit tricky. */ |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 93 | if (!PyArg_ParseTuple(arg, "s|s:open", &devicename, &mode)) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 94 | return NULL; |
| 95 | if (mode == NULL) { /* only one arg supplied */ |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 96 | mode = devicename; |
| 97 | devicename = NULL; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 98 | } |
| 99 | |
| 100 | if (strcmp(mode, "r") == 0) |
| 101 | imode = O_RDONLY; |
| 102 | else if (strcmp(mode, "w") == 0) |
| 103 | imode = O_WRONLY; |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 104 | else if (strcmp(mode, "rw") == 0) |
| 105 | imode = O_RDWR; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 106 | else { |
Greg Ward | 97708bc | 2002-11-30 23:17:10 +0000 | [diff] [blame] | 107 | PyErr_SetString(OSSAudioError, "mode must be 'r', 'w', or 'rw'"); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 108 | return NULL; |
| 109 | } |
| 110 | |
Greg Ward | 5c5c577 | 2002-12-30 02:58:04 +0000 | [diff] [blame] | 111 | /* Open the correct device: either the 'device' argument, |
| 112 | or the AUDIODEV environment variable, or "/dev/dsp". */ |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 113 | if (devicename == NULL) { /* called with one arg */ |
| 114 | devicename = getenv("AUDIODEV"); |
| 115 | if (devicename == NULL) /* $AUDIODEV not set */ |
| 116 | devicename = "/dev/dsp"; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 117 | } |
| 118 | |
Greg Ward | 5c49ef2 | 2003-03-11 16:53:13 +0000 | [diff] [blame] | 119 | /* Open with O_NONBLOCK to avoid hanging on devices that only allow |
| 120 | one open at a time. This does *not* affect later I/O; OSS |
| 121 | provides a special ioctl() for non-blocking read/write, which is |
| 122 | exposed via oss_nonblock() below. */ |
Victor Stinner | daf4555 | 2013-08-28 00:53:59 +0200 | [diff] [blame] | 123 | fd = _Py_open(devicename, imode|O_NONBLOCK); |
Victor Stinner | a555cfc | 2015-03-18 00:22:14 +0100 | [diff] [blame] | 124 | if (fd == -1) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 125 | return NULL; |
Greg Ward | 76ffb19 | 2003-04-04 01:47:42 +0000 | [diff] [blame] | 126 | |
| 127 | /* And (try to) put it back in blocking mode so we get the |
| 128 | expected write() semantics. */ |
| 129 | if (fcntl(fd, F_SETFL, 0) == -1) { |
| 130 | close(fd); |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 131 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, devicename); |
Greg Ward | 76ffb19 | 2003-04-04 01:47:42 +0000 | [diff] [blame] | 132 | return NULL; |
| 133 | } |
| 134 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 135 | if (ioctl(fd, SNDCTL_DSP_GETFMTS, &afmts) == -1) { |
Charles-François Natali | 5a4a109 | 2011-09-29 19:46:37 +0200 | [diff] [blame] | 136 | close(fd); |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 137 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, devicename); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 138 | return NULL; |
| 139 | } |
| 140 | /* Create and initialize the object */ |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 141 | if ((self = PyObject_New(oss_audio_t, &OSSAudioType)) == NULL) { |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 142 | close(fd); |
| 143 | return NULL; |
| 144 | } |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 145 | self->devicename = devicename; |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 146 | self->fd = fd; |
| 147 | self->mode = imode; |
| 148 | self->icount = self->ocount = 0; |
| 149 | self->afmts = afmts; |
| 150 | return self; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 151 | } |
| 152 | |
| 153 | static void |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 154 | oss_dealloc(oss_audio_t *self) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 155 | { |
| 156 | /* if already closed, don't reclose it */ |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 157 | if (self->fd != -1) |
| 158 | close(self->fd); |
| 159 | PyObject_Del(self); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 160 | } |
| 161 | |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 162 | |
| 163 | /* ---------------------------------------------------------------------- |
| 164 | * Mixer object initialization/deallocation |
| 165 | */ |
| 166 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 167 | static oss_mixer_t * |
| 168 | newossmixerobject(PyObject *arg) |
| 169 | { |
Serhiy Storchaka | e2f92de | 2017-11-11 13:06:26 +0200 | [diff] [blame] | 170 | const char *devicename = NULL; |
Greg Ward | 0b6dfb8 | 2003-03-10 03:17:06 +0000 | [diff] [blame] | 171 | int fd; |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 172 | oss_mixer_t *self; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 173 | |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 174 | if (!PyArg_ParseTuple(arg, "|s", &devicename)) { |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 175 | return NULL; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 176 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 177 | |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 178 | if (devicename == NULL) { |
| 179 | devicename = getenv("MIXERDEV"); |
| 180 | if (devicename == NULL) /* MIXERDEV not set */ |
| 181 | devicename = "/dev/mixer"; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 182 | } |
| 183 | |
Victor Stinner | daf4555 | 2013-08-28 00:53:59 +0200 | [diff] [blame] | 184 | fd = _Py_open(devicename, O_RDWR); |
Victor Stinner | a555cfc | 2015-03-18 00:22:14 +0100 | [diff] [blame] | 185 | if (fd == -1) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 186 | return NULL; |
Greg Ward | 0b6dfb8 | 2003-03-10 03:17:06 +0000 | [diff] [blame] | 187 | |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 188 | if ((self = PyObject_New(oss_mixer_t, &OSSMixerType)) == NULL) { |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 189 | close(fd); |
| 190 | return NULL; |
| 191 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 192 | |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 193 | self->fd = fd; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 194 | |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 195 | return self; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 196 | } |
| 197 | |
| 198 | static void |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 199 | oss_mixer_dealloc(oss_mixer_t *self) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 200 | { |
| 201 | /* if already closed, don't reclose it */ |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 202 | if (self->fd != -1) |
| 203 | close(self->fd); |
| 204 | PyObject_Del(self); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 205 | } |
| 206 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 207 | |
| 208 | /* Methods to wrap the OSS ioctls. The calling convention is pretty |
| 209 | simple: |
| 210 | nonblock() -> ioctl(fd, SNDCTL_DSP_NONBLOCK) |
| 211 | fmt = setfmt(fmt) -> ioctl(fd, SNDCTL_DSP_SETFMT, &fmt) |
| 212 | etc. |
| 213 | */ |
| 214 | |
| 215 | |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 216 | /* ---------------------------------------------------------------------- |
| 217 | * Helper functions |
| 218 | */ |
| 219 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 220 | /* Check if a given file descriptor is valid (i.e. hasn't been closed). |
| 221 | * If true, return 1. Otherwise, raise ValueError and return 0. |
| 222 | */ |
| 223 | static int _is_fd_valid(int fd) |
| 224 | { |
| 225 | /* the FD is set to -1 in oss_close()/oss_mixer_close() */ |
| 226 | if (fd >= 0) { |
| 227 | return 1; |
| 228 | } else { |
| 229 | PyErr_SetString(PyExc_ValueError, |
| 230 | "Operation on closed OSS device."); |
| 231 | return 0; |
| 232 | } |
| 233 | } |
| 234 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 235 | /* _do_ioctl_1() is a private helper function used for the OSS ioctls -- |
Terry Jan Reedy | 0158af3 | 2013-03-11 17:42:46 -0400 | [diff] [blame] | 236 | SNDCTL_DSP_{SETFMT,CHANNELS,SPEED} -- that are called from C |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 237 | like this: |
| 238 | ioctl(fd, SNDCTL_DSP_cmd, &arg) |
| 239 | |
| 240 | where arg is the value to set, and on return the driver sets arg to |
| 241 | the value that was actually set. Mapping this to Python is obvious: |
| 242 | arg = dsp.xxx(arg) |
| 243 | */ |
| 244 | static PyObject * |
Greg Ward | da9f853 | 2002-12-11 14:49:59 +0000 | [diff] [blame] | 245 | _do_ioctl_1(int fd, PyObject *args, char *fname, int cmd) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 246 | { |
Greg Ward | da9f853 | 2002-12-11 14:49:59 +0000 | [diff] [blame] | 247 | char argfmt[33] = "i:"; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 248 | int arg; |
| 249 | |
Greg Ward | da9f853 | 2002-12-11 14:49:59 +0000 | [diff] [blame] | 250 | assert(strlen(fname) <= 30); |
Christian Heimes | e91ad50 | 2013-07-20 14:11:28 +0200 | [diff] [blame] | 251 | strncat(argfmt, fname, 30); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 252 | if (!PyArg_ParseTuple(args, argfmt, &arg)) |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 253 | return NULL; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 254 | |
Greg Ward | da9f853 | 2002-12-11 14:49:59 +0000 | [diff] [blame] | 255 | if (ioctl(fd, cmd, &arg) == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 256 | return PyErr_SetFromErrno(PyExc_OSError); |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 257 | return PyLong_FromLong(arg); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 258 | } |
| 259 | |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 260 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 261 | /* _do_ioctl_1_internal() is a wrapper for ioctls that take no inputs |
| 262 | but return an output -- ie. we need to pass a pointer to a local C |
| 263 | variable so the driver can write its output there, but from Python |
| 264 | all we see is the return value. For example, |
| 265 | SOUND_MIXER_READ_DEVMASK returns a bitmask of available mixer |
| 266 | devices, but does not use the value of the parameter passed-in in any |
| 267 | way. |
| 268 | */ |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 269 | static PyObject * |
| 270 | _do_ioctl_1_internal(int fd, PyObject *args, char *fname, int cmd) |
| 271 | { |
| 272 | char argfmt[32] = ":"; |
| 273 | int arg = 0; |
| 274 | |
| 275 | assert(strlen(fname) <= 30); |
Christian Heimes | e91ad50 | 2013-07-20 14:11:28 +0200 | [diff] [blame] | 276 | strncat(argfmt, fname, 30); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 277 | if (!PyArg_ParseTuple(args, argfmt, &arg)) |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 278 | return NULL; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 279 | |
| 280 | if (ioctl(fd, cmd, &arg) == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 281 | return PyErr_SetFromErrno(PyExc_OSError); |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 282 | return PyLong_FromLong(arg); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 283 | } |
| 284 | |
| 285 | |
| 286 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 287 | /* _do_ioctl_0() is a private helper for the no-argument ioctls: |
| 288 | SNDCTL_DSP_{SYNC,RESET,POST}. */ |
| 289 | static PyObject * |
Greg Ward | da9f853 | 2002-12-11 14:49:59 +0000 | [diff] [blame] | 290 | _do_ioctl_0(int fd, PyObject *args, char *fname, int cmd) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 291 | { |
Greg Ward | da9f853 | 2002-12-11 14:49:59 +0000 | [diff] [blame] | 292 | char argfmt[32] = ":"; |
Greg Ward | d0d592f | 2003-05-27 01:57:21 +0000 | [diff] [blame] | 293 | int rv; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 294 | |
Greg Ward | da9f853 | 2002-12-11 14:49:59 +0000 | [diff] [blame] | 295 | assert(strlen(fname) <= 30); |
Christian Heimes | e91ad50 | 2013-07-20 14:11:28 +0200 | [diff] [blame] | 296 | strncat(argfmt, fname, 30); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 297 | if (!PyArg_ParseTuple(args, argfmt)) |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 298 | return NULL; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 299 | |
Greg Ward | d0d592f | 2003-05-27 01:57:21 +0000 | [diff] [blame] | 300 | /* According to hannu@opensound.com, all three of the ioctls that |
| 301 | use this function can block, so release the GIL. This is |
| 302 | especially important for SYNC, which can block for several |
| 303 | seconds. */ |
| 304 | Py_BEGIN_ALLOW_THREADS |
| 305 | rv = ioctl(fd, cmd, 0); |
| 306 | Py_END_ALLOW_THREADS |
| 307 | |
| 308 | if (rv == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 309 | return PyErr_SetFromErrno(PyExc_OSError); |
Serhiy Storchaka | 228b12e | 2017-01-23 09:47:21 +0200 | [diff] [blame] | 310 | Py_RETURN_NONE; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 311 | } |
| 312 | |
| 313 | |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 314 | /* ---------------------------------------------------------------------- |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 315 | * Methods of DSP objects (OSSAudioType) |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 316 | */ |
| 317 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 318 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 319 | oss_nonblock(oss_audio_t *self, PyObject *unused) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 320 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 321 | if (!_is_fd_valid(self->fd)) |
| 322 | return NULL; |
| 323 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 324 | /* Hmmm: it doesn't appear to be possible to return to blocking |
| 325 | mode once we're in non-blocking mode! */ |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 326 | if (ioctl(self->fd, SNDCTL_DSP_NONBLOCK, NULL) == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 327 | return PyErr_SetFromErrno(PyExc_OSError); |
Serhiy Storchaka | 228b12e | 2017-01-23 09:47:21 +0200 | [diff] [blame] | 328 | Py_RETURN_NONE; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 329 | } |
| 330 | |
| 331 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 332 | oss_setfmt(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 333 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 334 | if (!_is_fd_valid(self->fd)) |
| 335 | return NULL; |
| 336 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 337 | return _do_ioctl_1(self->fd, args, "setfmt", SNDCTL_DSP_SETFMT); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 338 | } |
| 339 | |
| 340 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 341 | oss_getfmts(oss_audio_t *self, PyObject *unused) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 342 | { |
| 343 | int mask; |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 344 | |
| 345 | if (!_is_fd_valid(self->fd)) |
| 346 | return NULL; |
| 347 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 348 | if (ioctl(self->fd, SNDCTL_DSP_GETFMTS, &mask) == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 349 | return PyErr_SetFromErrno(PyExc_OSError); |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 350 | return PyLong_FromLong(mask); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 351 | } |
| 352 | |
| 353 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 354 | oss_channels(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 355 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 356 | if (!_is_fd_valid(self->fd)) |
| 357 | return NULL; |
| 358 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 359 | return _do_ioctl_1(self->fd, args, "channels", SNDCTL_DSP_CHANNELS); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 360 | } |
| 361 | |
| 362 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 363 | oss_speed(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 364 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 365 | if (!_is_fd_valid(self->fd)) |
| 366 | return NULL; |
| 367 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 368 | return _do_ioctl_1(self->fd, args, "speed", SNDCTL_DSP_SPEED); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 369 | } |
| 370 | |
| 371 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 372 | oss_sync(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 373 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 374 | if (!_is_fd_valid(self->fd)) |
| 375 | return NULL; |
| 376 | |
Greg Ward | d0d592f | 2003-05-27 01:57:21 +0000 | [diff] [blame] | 377 | return _do_ioctl_0(self->fd, args, "sync", SNDCTL_DSP_SYNC); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 378 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 379 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 380 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 381 | oss_reset(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 382 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 383 | if (!_is_fd_valid(self->fd)) |
| 384 | return NULL; |
| 385 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 386 | return _do_ioctl_0(self->fd, args, "reset", SNDCTL_DSP_RESET); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 387 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 388 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 389 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 390 | oss_post(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 391 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 392 | if (!_is_fd_valid(self->fd)) |
| 393 | return NULL; |
| 394 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 395 | return _do_ioctl_0(self->fd, args, "post", SNDCTL_DSP_POST); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 396 | } |
| 397 | |
| 398 | |
| 399 | /* Regular file methods: read(), write(), close(), etc. as well |
| 400 | as one convenience method, writeall(). */ |
| 401 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 402 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 403 | oss_read(oss_audio_t *self, PyObject *args) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 404 | { |
Victor Stinner | 9995300 | 2015-03-20 10:37:34 +0100 | [diff] [blame] | 405 | Py_ssize_t size, count; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 406 | PyObject *rv; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 407 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 408 | if (!_is_fd_valid(self->fd)) |
| 409 | return NULL; |
| 410 | |
Victor Stinner | 9995300 | 2015-03-20 10:37:34 +0100 | [diff] [blame] | 411 | if (!PyArg_ParseTuple(args, "n:read", &size)) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 412 | return NULL; |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 413 | |
Gregory P. Smith | 0a608fd | 2008-09-06 21:34:51 +0000 | [diff] [blame] | 414 | rv = PyBytes_FromStringAndSize(NULL, size); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 415 | if (rv == NULL) |
| 416 | return NULL; |
Greg Ward | 6492785 | 2003-05-23 01:50:37 +0000 | [diff] [blame] | 417 | |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 418 | count = _Py_read(self->fd, PyBytes_AS_STRING(rv), size); |
| 419 | if (count == -1) { |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 420 | Py_DECREF(rv); |
| 421 | return NULL; |
| 422 | } |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 423 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 424 | self->icount += count; |
Gregory P. Smith | 0a608fd | 2008-09-06 21:34:51 +0000 | [diff] [blame] | 425 | _PyBytes_Resize(&rv, count); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 426 | return rv; |
| 427 | } |
| 428 | |
| 429 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 430 | oss_write(oss_audio_t *self, PyObject *args) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 431 | { |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 432 | Py_buffer data; |
Victor Stinner | 9995300 | 2015-03-20 10:37:34 +0100 | [diff] [blame] | 433 | Py_ssize_t rv; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 434 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 435 | if (!_is_fd_valid(self->fd)) |
| 436 | return NULL; |
| 437 | |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 438 | if (!PyArg_ParseTuple(args, "y*:write", &data)) { |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 439 | return NULL; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 440 | } |
Greg Ward | 6492785 | 2003-05-23 01:50:37 +0000 | [diff] [blame] | 441 | |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 442 | rv = _Py_write(self->fd, data.buf, data.len); |
| 443 | PyBuffer_Release(&data); |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 444 | if (rv == -1) |
| 445 | return NULL; |
Greg Ward | 6492785 | 2003-05-23 01:50:37 +0000 | [diff] [blame] | 446 | |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 447 | self->ocount += rv; |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 448 | return PyLong_FromLong(rv); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 449 | } |
| 450 | |
| 451 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 452 | oss_writeall(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 453 | { |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 454 | Py_buffer data; |
| 455 | const char *cp; |
| 456 | Py_ssize_t size; |
Victor Stinner | 9995300 | 2015-03-20 10:37:34 +0100 | [diff] [blame] | 457 | Py_ssize_t rv; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 458 | fd_set write_set_fds; |
| 459 | int select_rv; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 460 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 461 | /* NB. writeall() is only useful in non-blocking mode: according to |
| 462 | Guenter Geiger <geiger@xdv.org> on the linux-audio-dev list |
| 463 | (http://eca.cx/lad/2002/11/0380.html), OSS guarantees that |
| 464 | write() in blocking mode consumes the whole buffer. In blocking |
| 465 | mode, the behaviour of write() and writeall() from Python is |
| 466 | indistinguishable. */ |
| 467 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 468 | if (!_is_fd_valid(self->fd)) |
| 469 | return NULL; |
| 470 | |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 471 | if (!PyArg_ParseTuple(args, "y*:writeall", &data)) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 472 | return NULL; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 473 | |
Charles-François Natali | aa26b27 | 2011-08-28 17:51:43 +0200 | [diff] [blame] | 474 | if (!_PyIsSelectable_fd(self->fd)) { |
| 475 | PyErr_SetString(PyExc_ValueError, |
| 476 | "file descriptor out of range for select"); |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 477 | PyBuffer_Release(&data); |
Charles-François Natali | aa26b27 | 2011-08-28 17:51:43 +0200 | [diff] [blame] | 478 | return NULL; |
| 479 | } |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 480 | /* use select to wait for audio device to be available */ |
| 481 | FD_ZERO(&write_set_fds); |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 482 | FD_SET(self->fd, &write_set_fds); |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 483 | cp = (const char *)data.buf; |
| 484 | size = data.len; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 485 | |
| 486 | while (size > 0) { |
Greg Ward | 6492785 | 2003-05-23 01:50:37 +0000 | [diff] [blame] | 487 | Py_BEGIN_ALLOW_THREADS |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 488 | select_rv = select(self->fd+1, NULL, &write_set_fds, NULL, NULL); |
Greg Ward | 6492785 | 2003-05-23 01:50:37 +0000 | [diff] [blame] | 489 | Py_END_ALLOW_THREADS |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 490 | |
| 491 | assert(select_rv != 0); /* no timeout, can't expire */ |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 492 | if (select_rv == -1) { |
| 493 | PyBuffer_Release(&data); |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 494 | return PyErr_SetFromErrno(PyExc_OSError); |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 495 | } |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 496 | |
Victor Stinner | 716a74e | 2015-03-20 10:24:18 +0100 | [diff] [blame] | 497 | rv = _Py_write(self->fd, cp, Py_MIN(size, INT_MAX)); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 498 | if (rv == -1) { |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 499 | /* buffer is full, try again */ |
| 500 | if (errno == EAGAIN) { |
| 501 | PyErr_Clear(); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 502 | continue; |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 503 | } |
| 504 | /* it's a real error */ |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 505 | PyBuffer_Release(&data); |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 506 | return NULL; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 507 | } |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 508 | |
| 509 | /* wrote rv bytes */ |
| 510 | self->ocount += rv; |
| 511 | size -= rv; |
| 512 | cp += rv; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 513 | } |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 514 | PyBuffer_Release(&data); |
Serhiy Storchaka | 228b12e | 2017-01-23 09:47:21 +0200 | [diff] [blame] | 515 | Py_RETURN_NONE; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 516 | } |
| 517 | |
| 518 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 519 | oss_close(oss_audio_t *self, PyObject *unused) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 520 | { |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 521 | if (self->fd >= 0) { |
Greg Ward | b804390 | 2003-05-26 22:47:30 +0000 | [diff] [blame] | 522 | Py_BEGIN_ALLOW_THREADS |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 523 | close(self->fd); |
Greg Ward | b804390 | 2003-05-26 22:47:30 +0000 | [diff] [blame] | 524 | Py_END_ALLOW_THREADS |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 525 | self->fd = -1; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 526 | } |
Serhiy Storchaka | 228b12e | 2017-01-23 09:47:21 +0200 | [diff] [blame] | 527 | Py_RETURN_NONE; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 528 | } |
| 529 | |
| 530 | static PyObject * |
Georg Brandl | 770a2be | 2010-10-24 20:47:32 +0000 | [diff] [blame] | 531 | oss_self(PyObject *self, PyObject *unused) |
Georg Brandl | 1e908af | 2010-10-23 17:31:52 +0000 | [diff] [blame] | 532 | { |
| 533 | Py_INCREF(self); |
| 534 | return self; |
| 535 | } |
| 536 | |
Victor Stinner | 6394188 | 2011-09-29 00:42:28 +0200 | [diff] [blame] | 537 | static PyObject * |
Georg Brandl | 1e908af | 2010-10-23 17:31:52 +0000 | [diff] [blame] | 538 | oss_exit(PyObject *self, PyObject *unused) |
| 539 | { |
Martin v. Löwis | bd928fe | 2011-10-14 10:20:37 +0200 | [diff] [blame] | 540 | _Py_IDENTIFIER(close); |
Martin v. Löwis | afe55bb | 2011-10-09 10:38:36 +0200 | [diff] [blame] | 541 | |
| 542 | PyObject *ret = _PyObject_CallMethodId(self, &PyId_close, NULL); |
Georg Brandl | 1e908af | 2010-10-23 17:31:52 +0000 | [diff] [blame] | 543 | if (!ret) |
| 544 | return NULL; |
| 545 | Py_DECREF(ret); |
| 546 | Py_RETURN_NONE; |
| 547 | } |
| 548 | |
| 549 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 550 | oss_fileno(oss_audio_t *self, PyObject *unused) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 551 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 552 | if (!_is_fd_valid(self->fd)) |
| 553 | return NULL; |
| 554 | |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 555 | return PyLong_FromLong(self->fd); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 556 | } |
| 557 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 558 | |
| 559 | /* Convenience methods: these generally wrap a couple of ioctls into one |
| 560 | common task. */ |
| 561 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 562 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 563 | oss_setparameters(oss_audio_t *self, PyObject *args) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 564 | { |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 565 | int wanted_fmt, wanted_channels, wanted_rate, strict=0; |
| 566 | int fmt, channels, rate; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 567 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 568 | if (!_is_fd_valid(self->fd)) |
| 569 | return NULL; |
| 570 | |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 571 | if (!PyArg_ParseTuple(args, "iii|i:setparameters", |
| 572 | &wanted_fmt, &wanted_channels, &wanted_rate, |
| 573 | &strict)) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 574 | return NULL; |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 575 | |
| 576 | fmt = wanted_fmt; |
| 577 | if (ioctl(self->fd, SNDCTL_DSP_SETFMT, &fmt) == -1) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 578 | return PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 579 | } |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 580 | if (strict && fmt != wanted_fmt) { |
| 581 | return PyErr_Format |
| 582 | (OSSAudioError, |
| 583 | "unable to set requested format (wanted %d, got %d)", |
| 584 | wanted_fmt, fmt); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 585 | } |
| 586 | |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 587 | channels = wanted_channels; |
| 588 | if (ioctl(self->fd, SNDCTL_DSP_CHANNELS, &channels) == -1) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 589 | return PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 590 | } |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 591 | if (strict && channels != wanted_channels) { |
| 592 | return PyErr_Format |
| 593 | (OSSAudioError, |
| 594 | "unable to set requested channels (wanted %d, got %d)", |
| 595 | wanted_channels, channels); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 596 | } |
| 597 | |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 598 | rate = wanted_rate; |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 599 | if (ioctl(self->fd, SNDCTL_DSP_SPEED, &rate) == -1) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 600 | return PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 601 | } |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 602 | if (strict && rate != wanted_rate) { |
| 603 | return PyErr_Format |
| 604 | (OSSAudioError, |
| 605 | "unable to set requested rate (wanted %d, got %d)", |
| 606 | wanted_rate, rate); |
| 607 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 608 | |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 609 | /* Construct the return value: a (fmt, channels, rate) tuple that |
| 610 | tells what the audio hardware was actually set to. */ |
Serhiy Storchaka | 48d761e | 2013-12-17 15:11:24 +0200 | [diff] [blame] | 611 | return Py_BuildValue("(iii)", fmt, channels, rate); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 612 | } |
| 613 | |
| 614 | static int |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 615 | _ssize(oss_audio_t *self, int *nchannels, int *ssize) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 616 | { |
| 617 | int fmt; |
| 618 | |
| 619 | fmt = 0; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 620 | if (ioctl(self->fd, SNDCTL_DSP_SETFMT, &fmt) < 0) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 621 | return -errno; |
| 622 | |
| 623 | switch (fmt) { |
| 624 | case AFMT_MU_LAW: |
| 625 | case AFMT_A_LAW: |
| 626 | case AFMT_U8: |
| 627 | case AFMT_S8: |
Greg Ward | 38c9266 | 2003-05-29 21:55:41 +0000 | [diff] [blame] | 628 | *ssize = 1; /* 8 bit formats: 1 byte */ |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 629 | break; |
| 630 | case AFMT_S16_LE: |
| 631 | case AFMT_S16_BE: |
| 632 | case AFMT_U16_LE: |
| 633 | case AFMT_U16_BE: |
Greg Ward | 84f8ecd | 2003-05-29 23:44:44 +0000 | [diff] [blame] | 634 | *ssize = 2; /* 16 bit formats: 2 byte */ |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 635 | break; |
| 636 | case AFMT_MPEG: |
| 637 | case AFMT_IMA_ADPCM: |
| 638 | default: |
| 639 | return -EOPNOTSUPP; |
| 640 | } |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 641 | if (ioctl(self->fd, SNDCTL_DSP_CHANNELS, nchannels) < 0) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 642 | return -errno; |
| 643 | return 0; |
| 644 | } |
| 645 | |
| 646 | |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 647 | /* bufsize returns the size of the hardware audio buffer in number |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 648 | of samples */ |
| 649 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 650 | oss_bufsize(oss_audio_t *self, PyObject *unused) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 651 | { |
| 652 | audio_buf_info ai; |
Thomas Wouters | 3ffa59b | 2006-03-01 22:45:36 +0000 | [diff] [blame] | 653 | int nchannels=0, ssize=0; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 654 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 655 | if (!_is_fd_valid(self->fd)) |
| 656 | return NULL; |
| 657 | |
Thomas Wouters | 3ffa59b | 2006-03-01 22:45:36 +0000 | [diff] [blame] | 658 | if (_ssize(self, &nchannels, &ssize) < 0 || !nchannels || !ssize) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 659 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 660 | return NULL; |
| 661 | } |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 662 | if (ioctl(self->fd, SNDCTL_DSP_GETOSPACE, &ai) < 0) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 663 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 664 | return NULL; |
| 665 | } |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 666 | return PyLong_FromLong((ai.fragstotal * ai.fragsize) / (nchannels * ssize)); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 667 | } |
| 668 | |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 669 | /* obufcount returns the number of samples that are available in the |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 670 | hardware for playing */ |
| 671 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 672 | oss_obufcount(oss_audio_t *self, PyObject *unused) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 673 | { |
| 674 | audio_buf_info ai; |
Thomas Wouters | 3ffa59b | 2006-03-01 22:45:36 +0000 | [diff] [blame] | 675 | int nchannels=0, ssize=0; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 676 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 677 | if (!_is_fd_valid(self->fd)) |
| 678 | return NULL; |
| 679 | |
Thomas Wouters | 3ffa59b | 2006-03-01 22:45:36 +0000 | [diff] [blame] | 680 | if (_ssize(self, &nchannels, &ssize) < 0 || !nchannels || !ssize) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 681 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 682 | return NULL; |
| 683 | } |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 684 | if (ioctl(self->fd, SNDCTL_DSP_GETOSPACE, &ai) < 0) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 685 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 686 | return NULL; |
| 687 | } |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 688 | return PyLong_FromLong((ai.fragstotal * ai.fragsize - ai.bytes) / |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 689 | (ssize * nchannels)); |
| 690 | } |
| 691 | |
| 692 | /* obufcount returns the number of samples that can be played without |
| 693 | blocking */ |
| 694 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 695 | oss_obuffree(oss_audio_t *self, PyObject *unused) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 696 | { |
| 697 | audio_buf_info ai; |
Thomas Wouters | 3ffa59b | 2006-03-01 22:45:36 +0000 | [diff] [blame] | 698 | int nchannels=0, ssize=0; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 699 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 700 | if (!_is_fd_valid(self->fd)) |
| 701 | return NULL; |
| 702 | |
Thomas Wouters | 3ffa59b | 2006-03-01 22:45:36 +0000 | [diff] [blame] | 703 | if (_ssize(self, &nchannels, &ssize) < 0 || !nchannels || !ssize) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 704 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 705 | return NULL; |
| 706 | } |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 707 | if (ioctl(self->fd, SNDCTL_DSP_GETOSPACE, &ai) < 0) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 708 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 709 | return NULL; |
| 710 | } |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 711 | return PyLong_FromLong(ai.bytes / (ssize * nchannels)); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 712 | } |
| 713 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 714 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 715 | oss_getptr(oss_audio_t *self, PyObject *unused) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 716 | { |
| 717 | count_info info; |
| 718 | int req; |
| 719 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 720 | if (!_is_fd_valid(self->fd)) |
| 721 | return NULL; |
| 722 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 723 | if (self->mode == O_RDONLY) |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 724 | req = SNDCTL_DSP_GETIPTR; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 725 | else |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 726 | req = SNDCTL_DSP_GETOPTR; |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 727 | if (ioctl(self->fd, req, &info) == -1) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 728 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 729 | return NULL; |
| 730 | } |
| 731 | return Py_BuildValue("iii", info.bytes, info.blocks, info.ptr); |
| 732 | } |
| 733 | |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 734 | |
| 735 | /* ---------------------------------------------------------------------- |
| 736 | * Methods of mixer objects (OSSMixerType) |
| 737 | */ |
| 738 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 739 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 740 | oss_mixer_close(oss_mixer_t *self, PyObject *unused) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 741 | { |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 742 | if (self->fd >= 0) { |
| 743 | close(self->fd); |
| 744 | self->fd = -1; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 745 | } |
Serhiy Storchaka | 228b12e | 2017-01-23 09:47:21 +0200 | [diff] [blame] | 746 | Py_RETURN_NONE; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 747 | } |
| 748 | |
| 749 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 750 | oss_mixer_fileno(oss_mixer_t *self, PyObject *unused) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 751 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 752 | if (!_is_fd_valid(self->fd)) |
| 753 | return NULL; |
| 754 | |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 755 | return PyLong_FromLong(self->fd); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 756 | } |
| 757 | |
| 758 | /* Simple mixer interface methods */ |
| 759 | |
| 760 | static PyObject * |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 761 | oss_mixer_controls(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 762 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 763 | if (!_is_fd_valid(self->fd)) |
| 764 | return NULL; |
| 765 | |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 766 | return _do_ioctl_1_internal(self->fd, args, "controls", |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 767 | SOUND_MIXER_READ_DEVMASK); |
| 768 | } |
| 769 | |
| 770 | static PyObject * |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 771 | oss_mixer_stereocontrols(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 772 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 773 | if (!_is_fd_valid(self->fd)) |
| 774 | return NULL; |
| 775 | |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 776 | return _do_ioctl_1_internal(self->fd, args, "stereocontrols", |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 777 | SOUND_MIXER_READ_STEREODEVS); |
| 778 | } |
| 779 | |
| 780 | static PyObject * |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 781 | oss_mixer_reccontrols(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 782 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 783 | if (!_is_fd_valid(self->fd)) |
| 784 | return NULL; |
| 785 | |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 786 | return _do_ioctl_1_internal(self->fd, args, "reccontrols", |
Greg Ward | b69bb3d | 2002-12-12 17:35:45 +0000 | [diff] [blame] | 787 | SOUND_MIXER_READ_RECMASK); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 788 | } |
| 789 | |
| 790 | static PyObject * |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 791 | oss_mixer_get(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 792 | { |
| 793 | int channel, volume; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 794 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 795 | if (!_is_fd_valid(self->fd)) |
| 796 | return NULL; |
| 797 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 798 | /* Can't use _do_ioctl_1 because of encoded arg thingy. */ |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 799 | if (!PyArg_ParseTuple(args, "i:get", &channel)) |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 800 | return NULL; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 801 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 802 | if (channel < 0 || channel > SOUND_MIXER_NRDEVICES) { |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 803 | PyErr_SetString(OSSAudioError, "Invalid mixer channel specified."); |
| 804 | return NULL; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 805 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 806 | |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 807 | if (ioctl(self->fd, MIXER_READ(channel), &volume) == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 808 | return PyErr_SetFromErrno(PyExc_OSError); |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 809 | |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 810 | return Py_BuildValue("(ii)", volume & 0xff, (volume & 0xff00) >> 8); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 811 | } |
| 812 | |
| 813 | static PyObject * |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 814 | oss_mixer_set(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 815 | { |
| 816 | int channel, volume, leftVol, rightVol; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 817 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 818 | if (!_is_fd_valid(self->fd)) |
| 819 | return NULL; |
| 820 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 821 | /* Can't use _do_ioctl_1 because of encoded arg thingy. */ |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 822 | if (!PyArg_ParseTuple(args, "i(ii):set", &channel, &leftVol, &rightVol)) |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 823 | return NULL; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 824 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 825 | if (channel < 0 || channel > SOUND_MIXER_NRDEVICES) { |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 826 | PyErr_SetString(OSSAudioError, "Invalid mixer channel specified."); |
| 827 | return NULL; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 828 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 829 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 830 | if (leftVol < 0 || rightVol < 0 || leftVol > 100 || rightVol > 100) { |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 831 | PyErr_SetString(OSSAudioError, "Volumes must be between 0 and 100."); |
| 832 | return NULL; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 833 | } |
| 834 | |
| 835 | volume = (rightVol << 8) | leftVol; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 836 | |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 837 | if (ioctl(self->fd, MIXER_WRITE(channel), &volume) == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 838 | return PyErr_SetFromErrno(PyExc_OSError); |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 839 | |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 840 | return Py_BuildValue("(ii)", volume & 0xff, (volume & 0xff00) >> 8); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 841 | } |
| 842 | |
| 843 | static PyObject * |
Greg Ward | f05aa10 | 2002-12-30 23:19:32 +0000 | [diff] [blame] | 844 | oss_mixer_get_recsrc(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 845 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 846 | if (!_is_fd_valid(self->fd)) |
| 847 | return NULL; |
| 848 | |
Greg Ward | f05aa10 | 2002-12-30 23:19:32 +0000 | [diff] [blame] | 849 | return _do_ioctl_1_internal(self->fd, args, "get_recsrc", |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 850 | SOUND_MIXER_READ_RECSRC); |
| 851 | } |
| 852 | |
| 853 | static PyObject * |
Greg Ward | f05aa10 | 2002-12-30 23:19:32 +0000 | [diff] [blame] | 854 | oss_mixer_set_recsrc(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 855 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 856 | if (!_is_fd_valid(self->fd)) |
| 857 | return NULL; |
| 858 | |
Greg Ward | f05aa10 | 2002-12-30 23:19:32 +0000 | [diff] [blame] | 859 | return _do_ioctl_1(self->fd, args, "set_recsrc", |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 860 | SOUND_MIXER_WRITE_RECSRC); |
| 861 | } |
| 862 | |
| 863 | |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 864 | /* ---------------------------------------------------------------------- |
| 865 | * Method tables and other bureaucracy |
| 866 | */ |
| 867 | |
Greg Ward | 8c6b6a9 | 2002-12-11 14:43:13 +0000 | [diff] [blame] | 868 | static PyMethodDef oss_methods[] = { |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 869 | /* Regular file methods */ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 870 | { "read", (PyCFunction)oss_read, METH_VARARGS }, |
| 871 | { "write", (PyCFunction)oss_write, METH_VARARGS }, |
| 872 | { "writeall", (PyCFunction)oss_writeall, METH_VARARGS }, |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 873 | { "close", (PyCFunction)oss_close, METH_NOARGS }, |
| 874 | { "fileno", (PyCFunction)oss_fileno, METH_NOARGS }, |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 875 | |
| 876 | /* Simple ioctl wrappers */ |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 877 | { "nonblock", (PyCFunction)oss_nonblock, METH_NOARGS }, |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 878 | { "setfmt", (PyCFunction)oss_setfmt, METH_VARARGS }, |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 879 | { "getfmts", (PyCFunction)oss_getfmts, METH_NOARGS }, |
Greg Ward | 8c6b6a9 | 2002-12-11 14:43:13 +0000 | [diff] [blame] | 880 | { "channels", (PyCFunction)oss_channels, METH_VARARGS }, |
| 881 | { "speed", (PyCFunction)oss_speed, METH_VARARGS }, |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 882 | { "sync", (PyCFunction)oss_sync, METH_VARARGS }, |
| 883 | { "reset", (PyCFunction)oss_reset, METH_VARARGS }, |
| 884 | { "post", (PyCFunction)oss_post, METH_VARARGS }, |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 885 | |
| 886 | /* Convenience methods -- wrap a couple of ioctls together */ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 887 | { "setparameters", (PyCFunction)oss_setparameters, METH_VARARGS }, |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 888 | { "bufsize", (PyCFunction)oss_bufsize, METH_NOARGS }, |
| 889 | { "obufcount", (PyCFunction)oss_obufcount, METH_NOARGS }, |
| 890 | { "obuffree", (PyCFunction)oss_obuffree, METH_NOARGS }, |
| 891 | { "getptr", (PyCFunction)oss_getptr, METH_NOARGS }, |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 892 | |
| 893 | /* Aliases for backwards compatibility */ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 894 | { "flush", (PyCFunction)oss_sync, METH_VARARGS }, |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 895 | |
Serhiy Storchaka | 1486799 | 2014-09-10 23:43:41 +0300 | [diff] [blame] | 896 | /* Support for the context management protocol */ |
Georg Brandl | 770a2be | 2010-10-24 20:47:32 +0000 | [diff] [blame] | 897 | { "__enter__", oss_self, METH_NOARGS }, |
| 898 | { "__exit__", oss_exit, METH_VARARGS }, |
Georg Brandl | 1e908af | 2010-10-23 17:31:52 +0000 | [diff] [blame] | 899 | |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 900 | { NULL, NULL} /* sentinel */ |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 901 | }; |
| 902 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 903 | static PyMethodDef oss_mixer_methods[] = { |
| 904 | /* Regular file method - OSS mixers are ioctl-only interface */ |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 905 | { "close", (PyCFunction)oss_mixer_close, METH_NOARGS }, |
| 906 | { "fileno", (PyCFunction)oss_mixer_fileno, METH_NOARGS }, |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 907 | |
Serhiy Storchaka | 1486799 | 2014-09-10 23:43:41 +0300 | [diff] [blame] | 908 | /* Support for the context management protocol */ |
Georg Brandl | 770a2be | 2010-10-24 20:47:32 +0000 | [diff] [blame] | 909 | { "__enter__", oss_self, METH_NOARGS }, |
| 910 | { "__exit__", oss_exit, METH_VARARGS }, |
Georg Brandl | 1e908af | 2010-10-23 17:31:52 +0000 | [diff] [blame] | 911 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 912 | /* Simple ioctl wrappers */ |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 913 | { "controls", (PyCFunction)oss_mixer_controls, METH_VARARGS }, |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 914 | { "stereocontrols", (PyCFunction)oss_mixer_stereocontrols, METH_VARARGS}, |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 915 | { "reccontrols", (PyCFunction)oss_mixer_reccontrols, METH_VARARGS}, |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 916 | { "get", (PyCFunction)oss_mixer_get, METH_VARARGS }, |
| 917 | { "set", (PyCFunction)oss_mixer_set, METH_VARARGS }, |
Greg Ward | f05aa10 | 2002-12-30 23:19:32 +0000 | [diff] [blame] | 918 | { "get_recsrc", (PyCFunction)oss_mixer_get_recsrc, METH_VARARGS }, |
| 919 | { "set_recsrc", (PyCFunction)oss_mixer_set_recsrc, METH_VARARGS }, |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 920 | |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 921 | { NULL, NULL} |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 922 | }; |
| 923 | |
Serhiy Storchaka | 5f5a778 | 2018-10-04 10:42:06 +0300 | [diff] [blame] | 924 | static PyMemberDef oss_members[] = { |
| 925 | {"name", T_STRING, offsetof(oss_audio_t, devicename), READONLY, NULL}, |
| 926 | {NULL} |
| 927 | }; |
| 928 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 929 | static PyObject * |
Serhiy Storchaka | 5f5a778 | 2018-10-04 10:42:06 +0300 | [diff] [blame] | 930 | oss_closed_getter(oss_audio_t *self, void *closure) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 931 | { |
Serhiy Storchaka | 5f5a778 | 2018-10-04 10:42:06 +0300 | [diff] [blame] | 932 | return PyBool_FromLong(self->fd == -1); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 933 | } |
| 934 | |
Serhiy Storchaka | 5f5a778 | 2018-10-04 10:42:06 +0300 | [diff] [blame] | 935 | static PyObject * |
| 936 | oss_mode_getter(oss_audio_t *self, void *closure) |
| 937 | { |
| 938 | switch(self->mode) { |
| 939 | case O_RDONLY: |
| 940 | return PyUnicode_FromString("r"); |
| 941 | break; |
| 942 | case O_RDWR: |
| 943 | return PyUnicode_FromString("rw"); |
| 944 | break; |
| 945 | case O_WRONLY: |
| 946 | return PyUnicode_FromString("w"); |
| 947 | break; |
| 948 | default: |
| 949 | /* From newossobject(), self->mode can only be one |
| 950 | of these three values. */ |
| 951 | Py_UNREACHABLE(); |
| 952 | } |
| 953 | } |
| 954 | |
| 955 | static PyGetSetDef oss_getsetlist[] = { |
| 956 | {"closed", (getter)oss_closed_getter, (setter)NULL, NULL}, |
| 957 | {"mode", (getter)oss_mode_getter, (setter)NULL, NULL}, |
| 958 | {NULL}, |
| 959 | }; |
| 960 | |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 961 | static PyTypeObject OSSAudioType = { |
Martin v. Löwis | 9f2e346 | 2007-07-21 17:22:18 +0000 | [diff] [blame] | 962 | PyVarObject_HEAD_INIT(&PyType_Type, 0) |
Greg Ward | 9a568eb | 2002-11-30 23:20:09 +0000 | [diff] [blame] | 963 | "ossaudiodev.oss_audio_device", /*tp_name*/ |
Peter Eisentraut | 0e0bc4e | 2018-09-10 18:46:08 +0200 | [diff] [blame] | 964 | sizeof(oss_audio_t), /*tp_basicsize*/ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 965 | 0, /*tp_itemsize*/ |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 966 | /* methods */ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 967 | (destructor)oss_dealloc, /*tp_dealloc*/ |
Jeroen Demeyer | 530f506 | 2019-05-31 04:13:39 +0200 | [diff] [blame] | 968 | 0, /*tp_vectorcall_offset*/ |
Amaury Forgeot d'Arc | 1f900f1 | 2008-07-02 22:38:47 +0000 | [diff] [blame] | 969 | 0, /*tp_getattr*/ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 970 | 0, /*tp_setattr*/ |
Jeroen Demeyer | 530f506 | 2019-05-31 04:13:39 +0200 | [diff] [blame] | 971 | 0, /*tp_as_async*/ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 972 | 0, /*tp_repr*/ |
Amaury Forgeot d'Arc | 1f900f1 | 2008-07-02 22:38:47 +0000 | [diff] [blame] | 973 | 0, /*tp_as_number*/ |
| 974 | 0, /*tp_as_sequence*/ |
| 975 | 0, /*tp_as_mapping*/ |
| 976 | 0, /*tp_hash*/ |
| 977 | 0, /*tp_call*/ |
| 978 | 0, /*tp_str*/ |
Serhiy Storchaka | 5f5a778 | 2018-10-04 10:42:06 +0300 | [diff] [blame] | 979 | 0, /*tp_getattro*/ |
Amaury Forgeot d'Arc | 1f900f1 | 2008-07-02 22:38:47 +0000 | [diff] [blame] | 980 | 0, /*tp_setattro*/ |
| 981 | 0, /*tp_as_buffer*/ |
| 982 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ |
| 983 | 0, /*tp_doc*/ |
| 984 | 0, /*tp_traverse*/ |
| 985 | 0, /*tp_clear*/ |
| 986 | 0, /*tp_richcompare*/ |
| 987 | 0, /*tp_weaklistoffset*/ |
| 988 | 0, /*tp_iter*/ |
| 989 | 0, /*tp_iternext*/ |
| 990 | oss_methods, /*tp_methods*/ |
Serhiy Storchaka | 5f5a778 | 2018-10-04 10:42:06 +0300 | [diff] [blame] | 991 | oss_members, /*tp_members*/ |
| 992 | oss_getsetlist, /*tp_getset*/ |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 993 | }; |
| 994 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 995 | static PyTypeObject OSSMixerType = { |
Martin v. Löwis | 9f2e346 | 2007-07-21 17:22:18 +0000 | [diff] [blame] | 996 | PyVarObject_HEAD_INIT(&PyType_Type, 0) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 997 | "ossaudiodev.oss_mixer_device", /*tp_name*/ |
Peter Eisentraut | 0e0bc4e | 2018-09-10 18:46:08 +0200 | [diff] [blame] | 998 | sizeof(oss_mixer_t), /*tp_basicsize*/ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 999 | 0, /*tp_itemsize*/ |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1000 | /* methods */ |
| 1001 | (destructor)oss_mixer_dealloc, /*tp_dealloc*/ |
Jeroen Demeyer | 530f506 | 2019-05-31 04:13:39 +0200 | [diff] [blame] | 1002 | 0, /*tp_vectorcall_offset*/ |
Amaury Forgeot d'Arc | 1f900f1 | 2008-07-02 22:38:47 +0000 | [diff] [blame] | 1003 | 0, /*tp_getattr*/ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 1004 | 0, /*tp_setattr*/ |
Jeroen Demeyer | 530f506 | 2019-05-31 04:13:39 +0200 | [diff] [blame] | 1005 | 0, /*tp_as_async*/ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 1006 | 0, /*tp_repr*/ |
Amaury Forgeot d'Arc | 1f900f1 | 2008-07-02 22:38:47 +0000 | [diff] [blame] | 1007 | 0, /*tp_as_number*/ |
| 1008 | 0, /*tp_as_sequence*/ |
| 1009 | 0, /*tp_as_mapping*/ |
| 1010 | 0, /*tp_hash*/ |
| 1011 | 0, /*tp_call*/ |
| 1012 | 0, /*tp_str*/ |
| 1013 | 0, /*tp_getattro*/ |
| 1014 | 0, /*tp_setattro*/ |
| 1015 | 0, /*tp_as_buffer*/ |
| 1016 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ |
| 1017 | 0, /*tp_doc*/ |
| 1018 | 0, /*tp_traverse*/ |
| 1019 | 0, /*tp_clear*/ |
| 1020 | 0, /*tp_richcompare*/ |
| 1021 | 0, /*tp_weaklistoffset*/ |
| 1022 | 0, /*tp_iter*/ |
| 1023 | 0, /*tp_iternext*/ |
| 1024 | oss_mixer_methods, /*tp_methods*/ |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1025 | }; |
| 1026 | |
| 1027 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1028 | static PyObject * |
Greg Ward | 9a568eb | 2002-11-30 23:20:09 +0000 | [diff] [blame] | 1029 | ossopen(PyObject *self, PyObject *args) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1030 | { |
Greg Ward | 8c6b6a9 | 2002-12-11 14:43:13 +0000 | [diff] [blame] | 1031 | return (PyObject *)newossobject(args); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1032 | } |
| 1033 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1034 | static PyObject * |
| 1035 | ossopenmixer(PyObject *self, PyObject *args) |
| 1036 | { |
| 1037 | return (PyObject *)newossmixerobject(args); |
| 1038 | } |
| 1039 | |
Greg Ward | 9a568eb | 2002-11-30 23:20:09 +0000 | [diff] [blame] | 1040 | static PyMethodDef ossaudiodev_methods[] = { |
| 1041 | { "open", ossopen, METH_VARARGS }, |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1042 | { "openmixer", ossopenmixer, METH_VARARGS }, |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1043 | { 0, 0 }, |
| 1044 | }; |
| 1045 | |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1046 | |
| 1047 | #define _EXPORT_INT(mod, name) \ |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1048 | if (PyModule_AddIntConstant(mod, #name, (long) (name)) == -1) return NULL; |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1049 | |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1050 | |
| 1051 | static char *control_labels[] = SOUND_DEVICE_LABELS; |
| 1052 | static char *control_names[] = SOUND_DEVICE_NAMES; |
| 1053 | |
| 1054 | |
| 1055 | static int |
| 1056 | build_namelists (PyObject *module) |
| 1057 | { |
| 1058 | PyObject *labels; |
| 1059 | PyObject *names; |
| 1060 | PyObject *s; |
| 1061 | int num_controls; |
| 1062 | int i; |
| 1063 | |
Victor Stinner | 6394188 | 2011-09-29 00:42:28 +0200 | [diff] [blame] | 1064 | num_controls = Py_ARRAY_LENGTH(control_labels); |
| 1065 | assert(num_controls == Py_ARRAY_LENGTH(control_names)); |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1066 | |
| 1067 | labels = PyList_New(num_controls); |
| 1068 | names = PyList_New(num_controls); |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1069 | if (labels == NULL || names == NULL) |
| 1070 | goto error2; |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1071 | for (i = 0; i < num_controls; i++) { |
Neal Norwitz | 8abd2e6 | 2007-08-26 04:57:08 +0000 | [diff] [blame] | 1072 | s = PyUnicode_FromString(control_labels[i]); |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1073 | if (s == NULL) |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1074 | goto error2; |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1075 | PyList_SET_ITEM(labels, i, s); |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 1076 | |
Neal Norwitz | 8abd2e6 | 2007-08-26 04:57:08 +0000 | [diff] [blame] | 1077 | s = PyUnicode_FromString(control_names[i]); |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1078 | if (s == NULL) |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1079 | goto error2; |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1080 | PyList_SET_ITEM(names, i, s); |
| 1081 | } |
| 1082 | |
| 1083 | if (PyModule_AddObject(module, "control_labels", labels) == -1) |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1084 | goto error2; |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1085 | if (PyModule_AddObject(module, "control_names", names) == -1) |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1086 | goto error1; |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1087 | |
| 1088 | return 0; |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1089 | |
| 1090 | error2: |
| 1091 | Py_XDECREF(labels); |
| 1092 | error1: |
| 1093 | Py_XDECREF(names); |
| 1094 | return -1; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 1095 | } |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1096 | |
| 1097 | |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1098 | static struct PyModuleDef ossaudiodevmodule = { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1099 | PyModuleDef_HEAD_INIT, |
| 1100 | "ossaudiodev", |
| 1101 | NULL, |
| 1102 | -1, |
| 1103 | ossaudiodev_methods, |
| 1104 | NULL, |
| 1105 | NULL, |
| 1106 | NULL, |
| 1107 | NULL |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1108 | }; |
| 1109 | |
Antoine Pitrou | 39b3543 | 2010-03-23 00:25:54 +0000 | [diff] [blame] | 1110 | PyMODINIT_FUNC |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1111 | PyInit_ossaudiodev(void) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1112 | { |
| 1113 | PyObject *m; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 1114 | |
Antoine Pitrou | 39b3543 | 2010-03-23 00:25:54 +0000 | [diff] [blame] | 1115 | if (PyType_Ready(&OSSAudioType) < 0) |
| 1116 | return NULL; |
| 1117 | |
| 1118 | if (PyType_Ready(&OSSMixerType) < 0) |
| 1119 | return NULL; |
| 1120 | |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1121 | m = PyModule_Create(&ossaudiodevmodule); |
Neal Norwitz | 1ac754f | 2006-01-19 06:09:39 +0000 | [diff] [blame] | 1122 | if (m == NULL) |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1123 | return NULL; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1124 | |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 1125 | OSSAudioError = PyErr_NewException("ossaudiodev.OSSAudioError", |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1126 | NULL, NULL); |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 1127 | if (OSSAudioError) { |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 1128 | /* Each call to PyModule_AddObject decrefs it; compensate: */ |
| 1129 | Py_INCREF(OSSAudioError); |
| 1130 | Py_INCREF(OSSAudioError); |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 1131 | PyModule_AddObject(m, "error", OSSAudioError); |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 1132 | PyModule_AddObject(m, "OSSAudioError", OSSAudioError); |
| 1133 | } |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1134 | |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1135 | /* Build 'control_labels' and 'control_names' lists and add them |
| 1136 | to the module. */ |
| 1137 | if (build_namelists(m) == -1) /* XXX what to do here? */ |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1138 | return NULL; |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1139 | |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1140 | /* Expose the audio format numbers -- essential! */ |
| 1141 | _EXPORT_INT(m, AFMT_QUERY); |
| 1142 | _EXPORT_INT(m, AFMT_MU_LAW); |
| 1143 | _EXPORT_INT(m, AFMT_A_LAW); |
| 1144 | _EXPORT_INT(m, AFMT_IMA_ADPCM); |
| 1145 | _EXPORT_INT(m, AFMT_U8); |
| 1146 | _EXPORT_INT(m, AFMT_S16_LE); |
| 1147 | _EXPORT_INT(m, AFMT_S16_BE); |
| 1148 | _EXPORT_INT(m, AFMT_S8); |
| 1149 | _EXPORT_INT(m, AFMT_U16_LE); |
| 1150 | _EXPORT_INT(m, AFMT_U16_BE); |
| 1151 | _EXPORT_INT(m, AFMT_MPEG); |
Andrew M. Kuchling | fe62bc9 | 2003-02-13 13:27:07 +0000 | [diff] [blame] | 1152 | #ifdef AFMT_AC3 |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1153 | _EXPORT_INT(m, AFMT_AC3); |
Andrew M. Kuchling | fe62bc9 | 2003-02-13 13:27:07 +0000 | [diff] [blame] | 1154 | #endif |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1155 | #ifdef AFMT_S16_NE |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1156 | _EXPORT_INT(m, AFMT_S16_NE); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1157 | #endif |
Greg Ward | 0f26054 | 2005-03-28 02:40:46 +0000 | [diff] [blame] | 1158 | #ifdef AFMT_U16_NE |
| 1159 | _EXPORT_INT(m, AFMT_U16_NE); |
| 1160 | #endif |
| 1161 | #ifdef AFMT_S32_LE |
| 1162 | _EXPORT_INT(m, AFMT_S32_LE); |
| 1163 | #endif |
| 1164 | #ifdef AFMT_S32_BE |
| 1165 | _EXPORT_INT(m, AFMT_S32_BE); |
| 1166 | #endif |
| 1167 | #ifdef AFMT_MPEG |
| 1168 | _EXPORT_INT(m, AFMT_MPEG); |
| 1169 | #endif |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 1170 | |
Greg Ward | 37897c2 | 2002-12-30 02:43:36 +0000 | [diff] [blame] | 1171 | /* Expose the sound mixer device numbers. */ |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 1172 | _EXPORT_INT(m, SOUND_MIXER_NRDEVICES); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1173 | _EXPORT_INT(m, SOUND_MIXER_VOLUME); |
| 1174 | _EXPORT_INT(m, SOUND_MIXER_BASS); |
| 1175 | _EXPORT_INT(m, SOUND_MIXER_TREBLE); |
| 1176 | _EXPORT_INT(m, SOUND_MIXER_SYNTH); |
| 1177 | _EXPORT_INT(m, SOUND_MIXER_PCM); |
| 1178 | _EXPORT_INT(m, SOUND_MIXER_SPEAKER); |
| 1179 | _EXPORT_INT(m, SOUND_MIXER_LINE); |
| 1180 | _EXPORT_INT(m, SOUND_MIXER_MIC); |
| 1181 | _EXPORT_INT(m, SOUND_MIXER_CD); |
| 1182 | _EXPORT_INT(m, SOUND_MIXER_IMIX); |
| 1183 | _EXPORT_INT(m, SOUND_MIXER_ALTPCM); |
| 1184 | _EXPORT_INT(m, SOUND_MIXER_RECLEV); |
| 1185 | _EXPORT_INT(m, SOUND_MIXER_IGAIN); |
| 1186 | _EXPORT_INT(m, SOUND_MIXER_OGAIN); |
| 1187 | _EXPORT_INT(m, SOUND_MIXER_LINE1); |
| 1188 | _EXPORT_INT(m, SOUND_MIXER_LINE2); |
| 1189 | _EXPORT_INT(m, SOUND_MIXER_LINE3); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1190 | #ifdef SOUND_MIXER_DIGITAL1 |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1191 | _EXPORT_INT(m, SOUND_MIXER_DIGITAL1); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1192 | #endif |
| 1193 | #ifdef SOUND_MIXER_DIGITAL2 |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1194 | _EXPORT_INT(m, SOUND_MIXER_DIGITAL2); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1195 | #endif |
| 1196 | #ifdef SOUND_MIXER_DIGITAL3 |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1197 | _EXPORT_INT(m, SOUND_MIXER_DIGITAL3); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1198 | #endif |
| 1199 | #ifdef SOUND_MIXER_PHONEIN |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1200 | _EXPORT_INT(m, SOUND_MIXER_PHONEIN); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1201 | #endif |
| 1202 | #ifdef SOUND_MIXER_PHONEOUT |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1203 | _EXPORT_INT(m, SOUND_MIXER_PHONEOUT); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1204 | #endif |
| 1205 | #ifdef SOUND_MIXER_VIDEO |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1206 | _EXPORT_INT(m, SOUND_MIXER_VIDEO); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1207 | #endif |
| 1208 | #ifdef SOUND_MIXER_RADIO |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1209 | _EXPORT_INT(m, SOUND_MIXER_RADIO); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1210 | #endif |
| 1211 | #ifdef SOUND_MIXER_MONITOR |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1212 | _EXPORT_INT(m, SOUND_MIXER_MONITOR); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1213 | #endif |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1214 | |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1215 | /* Expose all the ioctl numbers for masochists who like to do this |
| 1216 | stuff directly. */ |
| 1217 | _EXPORT_INT(m, SNDCTL_COPR_HALT); |
| 1218 | _EXPORT_INT(m, SNDCTL_COPR_LOAD); |
| 1219 | _EXPORT_INT(m, SNDCTL_COPR_RCODE); |
| 1220 | _EXPORT_INT(m, SNDCTL_COPR_RCVMSG); |
| 1221 | _EXPORT_INT(m, SNDCTL_COPR_RDATA); |
| 1222 | _EXPORT_INT(m, SNDCTL_COPR_RESET); |
| 1223 | _EXPORT_INT(m, SNDCTL_COPR_RUN); |
| 1224 | _EXPORT_INT(m, SNDCTL_COPR_SENDMSG); |
| 1225 | _EXPORT_INT(m, SNDCTL_COPR_WCODE); |
| 1226 | _EXPORT_INT(m, SNDCTL_COPR_WDATA); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1227 | #ifdef SNDCTL_DSP_BIND_CHANNEL |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1228 | _EXPORT_INT(m, SNDCTL_DSP_BIND_CHANNEL); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1229 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1230 | _EXPORT_INT(m, SNDCTL_DSP_CHANNELS); |
| 1231 | _EXPORT_INT(m, SNDCTL_DSP_GETBLKSIZE); |
| 1232 | _EXPORT_INT(m, SNDCTL_DSP_GETCAPS); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1233 | #ifdef SNDCTL_DSP_GETCHANNELMASK |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1234 | _EXPORT_INT(m, SNDCTL_DSP_GETCHANNELMASK); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1235 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1236 | _EXPORT_INT(m, SNDCTL_DSP_GETFMTS); |
| 1237 | _EXPORT_INT(m, SNDCTL_DSP_GETIPTR); |
| 1238 | _EXPORT_INT(m, SNDCTL_DSP_GETISPACE); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1239 | #ifdef SNDCTL_DSP_GETODELAY |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1240 | _EXPORT_INT(m, SNDCTL_DSP_GETODELAY); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1241 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1242 | _EXPORT_INT(m, SNDCTL_DSP_GETOPTR); |
| 1243 | _EXPORT_INT(m, SNDCTL_DSP_GETOSPACE); |
Neal Norwitz | faa7b9b | 2003-01-10 21:27:54 +0000 | [diff] [blame] | 1244 | #ifdef SNDCTL_DSP_GETSPDIF |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1245 | _EXPORT_INT(m, SNDCTL_DSP_GETSPDIF); |
Neal Norwitz | faa7b9b | 2003-01-10 21:27:54 +0000 | [diff] [blame] | 1246 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1247 | _EXPORT_INT(m, SNDCTL_DSP_GETTRIGGER); |
| 1248 | _EXPORT_INT(m, SNDCTL_DSP_MAPINBUF); |
| 1249 | _EXPORT_INT(m, SNDCTL_DSP_MAPOUTBUF); |
| 1250 | _EXPORT_INT(m, SNDCTL_DSP_NONBLOCK); |
| 1251 | _EXPORT_INT(m, SNDCTL_DSP_POST); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1252 | #ifdef SNDCTL_DSP_PROFILE |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1253 | _EXPORT_INT(m, SNDCTL_DSP_PROFILE); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1254 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1255 | _EXPORT_INT(m, SNDCTL_DSP_RESET); |
| 1256 | _EXPORT_INT(m, SNDCTL_DSP_SAMPLESIZE); |
| 1257 | _EXPORT_INT(m, SNDCTL_DSP_SETDUPLEX); |
| 1258 | _EXPORT_INT(m, SNDCTL_DSP_SETFMT); |
| 1259 | _EXPORT_INT(m, SNDCTL_DSP_SETFRAGMENT); |
Neal Norwitz | faa7b9b | 2003-01-10 21:27:54 +0000 | [diff] [blame] | 1260 | #ifdef SNDCTL_DSP_SETSPDIF |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1261 | _EXPORT_INT(m, SNDCTL_DSP_SETSPDIF); |
Neal Norwitz | faa7b9b | 2003-01-10 21:27:54 +0000 | [diff] [blame] | 1262 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1263 | _EXPORT_INT(m, SNDCTL_DSP_SETSYNCRO); |
| 1264 | _EXPORT_INT(m, SNDCTL_DSP_SETTRIGGER); |
| 1265 | _EXPORT_INT(m, SNDCTL_DSP_SPEED); |
| 1266 | _EXPORT_INT(m, SNDCTL_DSP_STEREO); |
| 1267 | _EXPORT_INT(m, SNDCTL_DSP_SUBDIVIDE); |
| 1268 | _EXPORT_INT(m, SNDCTL_DSP_SYNC); |
| 1269 | _EXPORT_INT(m, SNDCTL_FM_4OP_ENABLE); |
| 1270 | _EXPORT_INT(m, SNDCTL_FM_LOAD_INSTR); |
| 1271 | _EXPORT_INT(m, SNDCTL_MIDI_INFO); |
| 1272 | _EXPORT_INT(m, SNDCTL_MIDI_MPUCMD); |
| 1273 | _EXPORT_INT(m, SNDCTL_MIDI_MPUMODE); |
| 1274 | _EXPORT_INT(m, SNDCTL_MIDI_PRETIME); |
| 1275 | _EXPORT_INT(m, SNDCTL_SEQ_CTRLRATE); |
| 1276 | _EXPORT_INT(m, SNDCTL_SEQ_GETINCOUNT); |
| 1277 | _EXPORT_INT(m, SNDCTL_SEQ_GETOUTCOUNT); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1278 | #ifdef SNDCTL_SEQ_GETTIME |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1279 | _EXPORT_INT(m, SNDCTL_SEQ_GETTIME); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1280 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1281 | _EXPORT_INT(m, SNDCTL_SEQ_NRMIDIS); |
| 1282 | _EXPORT_INT(m, SNDCTL_SEQ_NRSYNTHS); |
| 1283 | _EXPORT_INT(m, SNDCTL_SEQ_OUTOFBAND); |
| 1284 | _EXPORT_INT(m, SNDCTL_SEQ_PANIC); |
| 1285 | _EXPORT_INT(m, SNDCTL_SEQ_PERCMODE); |
| 1286 | _EXPORT_INT(m, SNDCTL_SEQ_RESET); |
| 1287 | _EXPORT_INT(m, SNDCTL_SEQ_RESETSAMPLES); |
| 1288 | _EXPORT_INT(m, SNDCTL_SEQ_SYNC); |
| 1289 | _EXPORT_INT(m, SNDCTL_SEQ_TESTMIDI); |
| 1290 | _EXPORT_INT(m, SNDCTL_SEQ_THRESHOLD); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1291 | #ifdef SNDCTL_SYNTH_CONTROL |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1292 | _EXPORT_INT(m, SNDCTL_SYNTH_CONTROL); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1293 | #endif |
| 1294 | #ifdef SNDCTL_SYNTH_ID |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1295 | _EXPORT_INT(m, SNDCTL_SYNTH_ID); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1296 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1297 | _EXPORT_INT(m, SNDCTL_SYNTH_INFO); |
| 1298 | _EXPORT_INT(m, SNDCTL_SYNTH_MEMAVL); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1299 | #ifdef SNDCTL_SYNTH_REMOVESAMPLE |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1300 | _EXPORT_INT(m, SNDCTL_SYNTH_REMOVESAMPLE); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1301 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1302 | _EXPORT_INT(m, SNDCTL_TMR_CONTINUE); |
| 1303 | _EXPORT_INT(m, SNDCTL_TMR_METRONOME); |
| 1304 | _EXPORT_INT(m, SNDCTL_TMR_SELECT); |
| 1305 | _EXPORT_INT(m, SNDCTL_TMR_SOURCE); |
| 1306 | _EXPORT_INT(m, SNDCTL_TMR_START); |
| 1307 | _EXPORT_INT(m, SNDCTL_TMR_STOP); |
| 1308 | _EXPORT_INT(m, SNDCTL_TMR_TEMPO); |
| 1309 | _EXPORT_INT(m, SNDCTL_TMR_TIMEBASE); |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1310 | return m; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1311 | } |