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 | * |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 17 | * $Id$ |
| 18 | */ |
| 19 | |
Victor Stinner | 9995300 | 2015-03-20 10:37:34 +0100 | [diff] [blame] | 20 | #define PY_SSIZE_T_CLEAN |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 21 | #include "Python.h" |
Victor Stinner | 4a21e57 | 2020-04-15 02:35:41 +0200 | [diff] [blame] | 22 | #include "structmember.h" // PyMemberDef |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 23 | |
| 24 | #ifdef HAVE_FCNTL_H |
| 25 | #include <fcntl.h> |
| 26 | #else |
| 27 | #define O_RDONLY 00 |
| 28 | #define O_WRONLY 01 |
| 29 | #endif |
| 30 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 31 | #include <sys/ioctl.h> |
Stefan Krah | fa935c4 | 2016-04-26 16:48:48 +0200 | [diff] [blame] | 32 | #ifdef __ANDROID__ |
| 33 | #include <linux/soundcard.h> |
| 34 | #else |
Greg Ward | 0b6dfb8 | 2003-03-10 03:17:06 +0000 | [diff] [blame] | 35 | #include <sys/soundcard.h> |
Stefan Krah | fa935c4 | 2016-04-26 16:48:48 +0200 | [diff] [blame] | 36 | #endif |
Greg Ward | 0b6dfb8 | 2003-03-10 03:17:06 +0000 | [diff] [blame] | 37 | |
Benjamin Peterson | 840ef8f | 2016-09-07 14:45:10 -0700 | [diff] [blame] | 38 | #ifdef __linux__ |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 39 | |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 40 | #ifndef HAVE_STDINT_H |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 41 | typedef unsigned long uint32_t; |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 42 | #endif |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 43 | |
| 44 | #elif defined(__FreeBSD__) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 45 | |
Greg Ward | 0b6dfb8 | 2003-03-10 03:17:06 +0000 | [diff] [blame] | 46 | # ifndef SNDCTL_DSP_CHANNELS |
| 47 | # define SNDCTL_DSP_CHANNELS SOUND_PCM_WRITE_CHANNELS |
| 48 | # endif |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 49 | |
| 50 | #endif |
| 51 | |
| 52 | typedef struct { |
Neal Norwitz | 3f04648 | 2006-01-07 21:19:49 +0000 | [diff] [blame] | 53 | PyObject_HEAD |
Serhiy Storchaka | e2f92de | 2017-11-11 13:06:26 +0200 | [diff] [blame] | 54 | const char *devicename; /* name of the device file */ |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 55 | int fd; /* file descriptor */ |
| 56 | int mode; /* file mode (O_RDONLY, etc.) */ |
Victor Stinner | 9995300 | 2015-03-20 10:37:34 +0100 | [diff] [blame] | 57 | Py_ssize_t icount; /* input count */ |
| 58 | Py_ssize_t ocount; /* output count */ |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 59 | uint32_t afmts; /* audio formats supported by hardware */ |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 60 | } oss_audio_t; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 61 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 62 | typedef struct { |
Neal Norwitz | 3f04648 | 2006-01-07 21:19:49 +0000 | [diff] [blame] | 63 | PyObject_HEAD |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 64 | int fd; /* The open mixer device */ |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 65 | } oss_mixer_t; |
| 66 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 67 | |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 68 | static PyTypeObject OSSAudioType; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 69 | static PyTypeObject OSSMixerType; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 70 | |
Greg Ward | 97708bc | 2002-11-30 23:17:10 +0000 | [diff] [blame] | 71 | static PyObject *OSSAudioError; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 72 | |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 73 | |
| 74 | /* ---------------------------------------------------------------------- |
| 75 | * DSP object initialization/deallocation |
| 76 | */ |
| 77 | |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 78 | static oss_audio_t * |
Greg Ward | 8c6b6a9 | 2002-12-11 14:43:13 +0000 | [diff] [blame] | 79 | newossobject(PyObject *arg) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 80 | { |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 81 | oss_audio_t *self; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 82 | int fd, afmts, imode; |
Serhiy Storchaka | e2f92de | 2017-11-11 13:06:26 +0200 | [diff] [blame] | 83 | const char *devicename = NULL; |
| 84 | const char *mode = NULL; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 85 | |
Greg Ward | 9a568eb | 2002-11-30 23:20:09 +0000 | [diff] [blame] | 86 | /* Two ways to call open(): |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 87 | open(device, mode) (for consistency with builtin open()) |
| 88 | open(mode) (for backwards compatibility) |
| 89 | because the *first* argument is optional, parsing args is |
| 90 | a wee bit tricky. */ |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 91 | if (!PyArg_ParseTuple(arg, "s|s:open", &devicename, &mode)) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 92 | return NULL; |
| 93 | if (mode == NULL) { /* only one arg supplied */ |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 94 | mode = devicename; |
| 95 | devicename = NULL; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 96 | } |
| 97 | |
| 98 | if (strcmp(mode, "r") == 0) |
| 99 | imode = O_RDONLY; |
| 100 | else if (strcmp(mode, "w") == 0) |
| 101 | imode = O_WRONLY; |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 102 | else if (strcmp(mode, "rw") == 0) |
| 103 | imode = O_RDWR; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 104 | else { |
Greg Ward | 97708bc | 2002-11-30 23:17:10 +0000 | [diff] [blame] | 105 | PyErr_SetString(OSSAudioError, "mode must be 'r', 'w', or 'rw'"); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 106 | return NULL; |
| 107 | } |
| 108 | |
Greg Ward | 5c5c577 | 2002-12-30 02:58:04 +0000 | [diff] [blame] | 109 | /* Open the correct device: either the 'device' argument, |
| 110 | or the AUDIODEV environment variable, or "/dev/dsp". */ |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 111 | if (devicename == NULL) { /* called with one arg */ |
| 112 | devicename = getenv("AUDIODEV"); |
| 113 | if (devicename == NULL) /* $AUDIODEV not set */ |
| 114 | devicename = "/dev/dsp"; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 115 | } |
| 116 | |
Greg Ward | 5c49ef2 | 2003-03-11 16:53:13 +0000 | [diff] [blame] | 117 | /* Open with O_NONBLOCK to avoid hanging on devices that only allow |
| 118 | one open at a time. This does *not* affect later I/O; OSS |
| 119 | provides a special ioctl() for non-blocking read/write, which is |
| 120 | exposed via oss_nonblock() below. */ |
Victor Stinner | daf4555 | 2013-08-28 00:53:59 +0200 | [diff] [blame] | 121 | fd = _Py_open(devicename, imode|O_NONBLOCK); |
Victor Stinner | a555cfc | 2015-03-18 00:22:14 +0100 | [diff] [blame] | 122 | if (fd == -1) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 123 | return NULL; |
Greg Ward | 76ffb19 | 2003-04-04 01:47:42 +0000 | [diff] [blame] | 124 | |
| 125 | /* And (try to) put it back in blocking mode so we get the |
| 126 | expected write() semantics. */ |
| 127 | if (fcntl(fd, F_SETFL, 0) == -1) { |
| 128 | close(fd); |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 129 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, devicename); |
Greg Ward | 76ffb19 | 2003-04-04 01:47:42 +0000 | [diff] [blame] | 130 | return NULL; |
| 131 | } |
| 132 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 133 | if (ioctl(fd, SNDCTL_DSP_GETFMTS, &afmts) == -1) { |
Charles-François Natali | 5a4a109 | 2011-09-29 19:46:37 +0200 | [diff] [blame] | 134 | close(fd); |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 135 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, devicename); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 136 | return NULL; |
| 137 | } |
| 138 | /* Create and initialize the object */ |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 139 | if ((self = PyObject_New(oss_audio_t, &OSSAudioType)) == NULL) { |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 140 | close(fd); |
| 141 | return NULL; |
| 142 | } |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 143 | self->devicename = devicename; |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 144 | self->fd = fd; |
| 145 | self->mode = imode; |
| 146 | self->icount = self->ocount = 0; |
| 147 | self->afmts = afmts; |
| 148 | return self; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 149 | } |
| 150 | |
| 151 | static void |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 152 | oss_dealloc(oss_audio_t *self) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 153 | { |
| 154 | /* if already closed, don't reclose it */ |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 155 | if (self->fd != -1) |
| 156 | close(self->fd); |
Victor Stinner | 32bd68c | 2020-12-01 10:37:39 +0100 | [diff] [blame] | 157 | PyObject_Free(self); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 158 | } |
| 159 | |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 160 | |
| 161 | /* ---------------------------------------------------------------------- |
| 162 | * Mixer object initialization/deallocation |
| 163 | */ |
| 164 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 165 | static oss_mixer_t * |
| 166 | newossmixerobject(PyObject *arg) |
| 167 | { |
Serhiy Storchaka | e2f92de | 2017-11-11 13:06:26 +0200 | [diff] [blame] | 168 | const char *devicename = NULL; |
Greg Ward | 0b6dfb8 | 2003-03-10 03:17:06 +0000 | [diff] [blame] | 169 | int fd; |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 170 | oss_mixer_t *self; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 171 | |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 172 | if (!PyArg_ParseTuple(arg, "|s", &devicename)) { |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 173 | return NULL; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 174 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 175 | |
Greg Ward | 50682d0 | 2005-03-07 01:41:11 +0000 | [diff] [blame] | 176 | if (devicename == NULL) { |
| 177 | devicename = getenv("MIXERDEV"); |
| 178 | if (devicename == NULL) /* MIXERDEV not set */ |
| 179 | devicename = "/dev/mixer"; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 180 | } |
| 181 | |
Victor Stinner | daf4555 | 2013-08-28 00:53:59 +0200 | [diff] [blame] | 182 | fd = _Py_open(devicename, O_RDWR); |
Victor Stinner | a555cfc | 2015-03-18 00:22:14 +0100 | [diff] [blame] | 183 | if (fd == -1) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 184 | return NULL; |
Greg Ward | 0b6dfb8 | 2003-03-10 03:17:06 +0000 | [diff] [blame] | 185 | |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 186 | if ((self = PyObject_New(oss_mixer_t, &OSSMixerType)) == NULL) { |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 187 | close(fd); |
| 188 | return NULL; |
| 189 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 190 | |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 191 | self->fd = fd; |
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 | return self; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 194 | } |
| 195 | |
| 196 | static void |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 197 | oss_mixer_dealloc(oss_mixer_t *self) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 198 | { |
| 199 | /* if already closed, don't reclose it */ |
Greg Ward | 58ae13c | 2002-12-31 03:07:21 +0000 | [diff] [blame] | 200 | if (self->fd != -1) |
| 201 | close(self->fd); |
Victor Stinner | 32bd68c | 2020-12-01 10:37:39 +0100 | [diff] [blame] | 202 | PyObject_Free(self); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 203 | } |
| 204 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 205 | |
| 206 | /* Methods to wrap the OSS ioctls. The calling convention is pretty |
| 207 | simple: |
| 208 | nonblock() -> ioctl(fd, SNDCTL_DSP_NONBLOCK) |
| 209 | fmt = setfmt(fmt) -> ioctl(fd, SNDCTL_DSP_SETFMT, &fmt) |
| 210 | etc. |
| 211 | */ |
| 212 | |
| 213 | |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 214 | /* ---------------------------------------------------------------------- |
| 215 | * Helper functions |
| 216 | */ |
| 217 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 218 | /* Check if a given file descriptor is valid (i.e. hasn't been closed). |
| 219 | * If true, return 1. Otherwise, raise ValueError and return 0. |
| 220 | */ |
| 221 | static int _is_fd_valid(int fd) |
| 222 | { |
| 223 | /* the FD is set to -1 in oss_close()/oss_mixer_close() */ |
| 224 | if (fd >= 0) { |
| 225 | return 1; |
| 226 | } else { |
| 227 | PyErr_SetString(PyExc_ValueError, |
| 228 | "Operation on closed OSS device."); |
| 229 | return 0; |
| 230 | } |
| 231 | } |
| 232 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 233 | /* _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] | 234 | SNDCTL_DSP_{SETFMT,CHANNELS,SPEED} -- that are called from C |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 235 | like this: |
| 236 | ioctl(fd, SNDCTL_DSP_cmd, &arg) |
| 237 | |
| 238 | where arg is the value to set, and on return the driver sets arg to |
| 239 | the value that was actually set. Mapping this to Python is obvious: |
| 240 | arg = dsp.xxx(arg) |
| 241 | */ |
| 242 | static PyObject * |
David CARLIER | b81f40f | 2020-03-14 13:48:56 +0000 | [diff] [blame] | 243 | _do_ioctl_1(int fd, PyObject *args, char *fname, unsigned long cmd) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 244 | { |
Greg Ward | da9f853 | 2002-12-11 14:49:59 +0000 | [diff] [blame] | 245 | char argfmt[33] = "i:"; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 246 | int arg; |
| 247 | |
Greg Ward | da9f853 | 2002-12-11 14:49:59 +0000 | [diff] [blame] | 248 | assert(strlen(fname) <= 30); |
Christian Heimes | e91ad50 | 2013-07-20 14:11:28 +0200 | [diff] [blame] | 249 | strncat(argfmt, fname, 30); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 250 | if (!PyArg_ParseTuple(args, argfmt, &arg)) |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 251 | return NULL; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 252 | |
Greg Ward | da9f853 | 2002-12-11 14:49:59 +0000 | [diff] [blame] | 253 | if (ioctl(fd, cmd, &arg) == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 254 | return PyErr_SetFromErrno(PyExc_OSError); |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 255 | return PyLong_FromLong(arg); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 256 | } |
| 257 | |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 258 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 259 | /* _do_ioctl_1_internal() is a wrapper for ioctls that take no inputs |
| 260 | but return an output -- ie. we need to pass a pointer to a local C |
| 261 | variable so the driver can write its output there, but from Python |
| 262 | all we see is the return value. For example, |
| 263 | SOUND_MIXER_READ_DEVMASK returns a bitmask of available mixer |
| 264 | devices, but does not use the value of the parameter passed-in in any |
| 265 | way. |
| 266 | */ |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 267 | static PyObject * |
David CARLIER | b81f40f | 2020-03-14 13:48:56 +0000 | [diff] [blame] | 268 | _do_ioctl_1_internal(int fd, PyObject *args, char *fname, unsigned long cmd) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 269 | { |
| 270 | char argfmt[32] = ":"; |
| 271 | int arg = 0; |
| 272 | |
| 273 | assert(strlen(fname) <= 30); |
Christian Heimes | e91ad50 | 2013-07-20 14:11:28 +0200 | [diff] [blame] | 274 | strncat(argfmt, fname, 30); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 275 | if (!PyArg_ParseTuple(args, argfmt, &arg)) |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 276 | return NULL; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 277 | |
| 278 | if (ioctl(fd, cmd, &arg) == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 279 | return PyErr_SetFromErrno(PyExc_OSError); |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 280 | return PyLong_FromLong(arg); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 281 | } |
| 282 | |
| 283 | |
| 284 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 285 | /* _do_ioctl_0() is a private helper for the no-argument ioctls: |
| 286 | SNDCTL_DSP_{SYNC,RESET,POST}. */ |
| 287 | static PyObject * |
David CARLIER | b81f40f | 2020-03-14 13:48:56 +0000 | [diff] [blame] | 288 | _do_ioctl_0(int fd, PyObject *args, char *fname, unsigned long cmd) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 289 | { |
Greg Ward | da9f853 | 2002-12-11 14:49:59 +0000 | [diff] [blame] | 290 | char argfmt[32] = ":"; |
Greg Ward | d0d592f | 2003-05-27 01:57:21 +0000 | [diff] [blame] | 291 | int rv; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 292 | |
Greg Ward | da9f853 | 2002-12-11 14:49:59 +0000 | [diff] [blame] | 293 | assert(strlen(fname) <= 30); |
Christian Heimes | e91ad50 | 2013-07-20 14:11:28 +0200 | [diff] [blame] | 294 | strncat(argfmt, fname, 30); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 295 | if (!PyArg_ParseTuple(args, argfmt)) |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 296 | return NULL; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 297 | |
Greg Ward | d0d592f | 2003-05-27 01:57:21 +0000 | [diff] [blame] | 298 | /* According to hannu@opensound.com, all three of the ioctls that |
| 299 | use this function can block, so release the GIL. This is |
| 300 | especially important for SYNC, which can block for several |
| 301 | seconds. */ |
| 302 | Py_BEGIN_ALLOW_THREADS |
| 303 | rv = ioctl(fd, cmd, 0); |
| 304 | Py_END_ALLOW_THREADS |
| 305 | |
| 306 | if (rv == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 307 | return PyErr_SetFromErrno(PyExc_OSError); |
Serhiy Storchaka | 228b12e | 2017-01-23 09:47:21 +0200 | [diff] [blame] | 308 | Py_RETURN_NONE; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 309 | } |
| 310 | |
| 311 | |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 312 | /* ---------------------------------------------------------------------- |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 313 | * Methods of DSP objects (OSSAudioType) |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 314 | */ |
| 315 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 316 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 317 | oss_nonblock(oss_audio_t *self, PyObject *unused) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 318 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 319 | if (!_is_fd_valid(self->fd)) |
| 320 | return NULL; |
| 321 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 322 | /* Hmmm: it doesn't appear to be possible to return to blocking |
| 323 | mode once we're in non-blocking mode! */ |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 324 | if (ioctl(self->fd, SNDCTL_DSP_NONBLOCK, NULL) == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 325 | return PyErr_SetFromErrno(PyExc_OSError); |
Serhiy Storchaka | 228b12e | 2017-01-23 09:47:21 +0200 | [diff] [blame] | 326 | Py_RETURN_NONE; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 327 | } |
| 328 | |
| 329 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 330 | oss_setfmt(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 331 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 332 | if (!_is_fd_valid(self->fd)) |
| 333 | return NULL; |
| 334 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 335 | return _do_ioctl_1(self->fd, args, "setfmt", SNDCTL_DSP_SETFMT); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 336 | } |
| 337 | |
| 338 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 339 | oss_getfmts(oss_audio_t *self, PyObject *unused) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 340 | { |
| 341 | int mask; |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 342 | |
| 343 | if (!_is_fd_valid(self->fd)) |
| 344 | return NULL; |
| 345 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 346 | if (ioctl(self->fd, SNDCTL_DSP_GETFMTS, &mask) == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 347 | return PyErr_SetFromErrno(PyExc_OSError); |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 348 | return PyLong_FromLong(mask); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 349 | } |
| 350 | |
| 351 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 352 | oss_channels(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 353 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 354 | if (!_is_fd_valid(self->fd)) |
| 355 | return NULL; |
| 356 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 357 | return _do_ioctl_1(self->fd, args, "channels", SNDCTL_DSP_CHANNELS); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 358 | } |
| 359 | |
| 360 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 361 | oss_speed(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 362 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 363 | if (!_is_fd_valid(self->fd)) |
| 364 | return NULL; |
| 365 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 366 | return _do_ioctl_1(self->fd, args, "speed", SNDCTL_DSP_SPEED); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 367 | } |
| 368 | |
| 369 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 370 | oss_sync(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 371 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 372 | if (!_is_fd_valid(self->fd)) |
| 373 | return NULL; |
| 374 | |
Greg Ward | d0d592f | 2003-05-27 01:57:21 +0000 | [diff] [blame] | 375 | return _do_ioctl_0(self->fd, args, "sync", SNDCTL_DSP_SYNC); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 376 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 377 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 378 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 379 | oss_reset(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 380 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 381 | if (!_is_fd_valid(self->fd)) |
| 382 | return NULL; |
| 383 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 384 | return _do_ioctl_0(self->fd, args, "reset", SNDCTL_DSP_RESET); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 385 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 386 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 387 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 388 | oss_post(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 389 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 390 | if (!_is_fd_valid(self->fd)) |
| 391 | return NULL; |
| 392 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 393 | return _do_ioctl_0(self->fd, args, "post", SNDCTL_DSP_POST); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 394 | } |
| 395 | |
| 396 | |
| 397 | /* Regular file methods: read(), write(), close(), etc. as well |
| 398 | as one convenience method, writeall(). */ |
| 399 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 400 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 401 | oss_read(oss_audio_t *self, PyObject *args) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 402 | { |
Victor Stinner | 9995300 | 2015-03-20 10:37:34 +0100 | [diff] [blame] | 403 | Py_ssize_t size, count; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 404 | PyObject *rv; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 405 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 406 | if (!_is_fd_valid(self->fd)) |
| 407 | return NULL; |
| 408 | |
Victor Stinner | 9995300 | 2015-03-20 10:37:34 +0100 | [diff] [blame] | 409 | if (!PyArg_ParseTuple(args, "n:read", &size)) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 410 | return NULL; |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 411 | |
Gregory P. Smith | 0a608fd | 2008-09-06 21:34:51 +0000 | [diff] [blame] | 412 | rv = PyBytes_FromStringAndSize(NULL, size); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 413 | if (rv == NULL) |
| 414 | return NULL; |
Greg Ward | 6492785 | 2003-05-23 01:50:37 +0000 | [diff] [blame] | 415 | |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 416 | count = _Py_read(self->fd, PyBytes_AS_STRING(rv), size); |
| 417 | if (count == -1) { |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 418 | Py_DECREF(rv); |
| 419 | return NULL; |
| 420 | } |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 421 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 422 | self->icount += count; |
Gregory P. Smith | 0a608fd | 2008-09-06 21:34:51 +0000 | [diff] [blame] | 423 | _PyBytes_Resize(&rv, count); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 424 | return rv; |
| 425 | } |
| 426 | |
| 427 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 428 | oss_write(oss_audio_t *self, PyObject *args) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 429 | { |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 430 | Py_buffer data; |
Victor Stinner | 9995300 | 2015-03-20 10:37:34 +0100 | [diff] [blame] | 431 | Py_ssize_t rv; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 432 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 433 | if (!_is_fd_valid(self->fd)) |
| 434 | return NULL; |
| 435 | |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 436 | if (!PyArg_ParseTuple(args, "y*:write", &data)) { |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 437 | return NULL; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 438 | } |
Greg Ward | 6492785 | 2003-05-23 01:50:37 +0000 | [diff] [blame] | 439 | |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 440 | rv = _Py_write(self->fd, data.buf, data.len); |
| 441 | PyBuffer_Release(&data); |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 442 | if (rv == -1) |
| 443 | return NULL; |
Greg Ward | 6492785 | 2003-05-23 01:50:37 +0000 | [diff] [blame] | 444 | |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 445 | self->ocount += rv; |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 446 | return PyLong_FromLong(rv); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 447 | } |
| 448 | |
| 449 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 450 | oss_writeall(oss_audio_t *self, PyObject *args) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 451 | { |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 452 | Py_buffer data; |
| 453 | const char *cp; |
| 454 | Py_ssize_t size; |
Victor Stinner | 9995300 | 2015-03-20 10:37:34 +0100 | [diff] [blame] | 455 | Py_ssize_t rv; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 456 | fd_set write_set_fds; |
| 457 | int select_rv; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 458 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 459 | /* NB. writeall() is only useful in non-blocking mode: according to |
| 460 | Guenter Geiger <geiger@xdv.org> on the linux-audio-dev list |
| 461 | (http://eca.cx/lad/2002/11/0380.html), OSS guarantees that |
| 462 | write() in blocking mode consumes the whole buffer. In blocking |
| 463 | mode, the behaviour of write() and writeall() from Python is |
| 464 | indistinguishable. */ |
| 465 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 466 | if (!_is_fd_valid(self->fd)) |
| 467 | return NULL; |
| 468 | |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 469 | if (!PyArg_ParseTuple(args, "y*:writeall", &data)) |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 470 | return NULL; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 471 | |
Charles-François Natali | aa26b27 | 2011-08-28 17:51:43 +0200 | [diff] [blame] | 472 | if (!_PyIsSelectable_fd(self->fd)) { |
| 473 | PyErr_SetString(PyExc_ValueError, |
| 474 | "file descriptor out of range for select"); |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 475 | PyBuffer_Release(&data); |
Charles-François Natali | aa26b27 | 2011-08-28 17:51:43 +0200 | [diff] [blame] | 476 | return NULL; |
| 477 | } |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 478 | /* use select to wait for audio device to be available */ |
| 479 | FD_ZERO(&write_set_fds); |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 480 | FD_SET(self->fd, &write_set_fds); |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 481 | cp = (const char *)data.buf; |
| 482 | size = data.len; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 483 | |
| 484 | while (size > 0) { |
Greg Ward | 6492785 | 2003-05-23 01:50:37 +0000 | [diff] [blame] | 485 | Py_BEGIN_ALLOW_THREADS |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 486 | select_rv = select(self->fd+1, NULL, &write_set_fds, NULL, NULL); |
Greg Ward | 6492785 | 2003-05-23 01:50:37 +0000 | [diff] [blame] | 487 | Py_END_ALLOW_THREADS |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 488 | |
| 489 | assert(select_rv != 0); /* no timeout, can't expire */ |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 490 | if (select_rv == -1) { |
| 491 | PyBuffer_Release(&data); |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 492 | return PyErr_SetFromErrno(PyExc_OSError); |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 493 | } |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 494 | |
Victor Stinner | 716a74e | 2015-03-20 10:24:18 +0100 | [diff] [blame] | 495 | rv = _Py_write(self->fd, cp, Py_MIN(size, INT_MAX)); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 496 | if (rv == -1) { |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 497 | /* buffer is full, try again */ |
| 498 | if (errno == EAGAIN) { |
| 499 | PyErr_Clear(); |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 500 | continue; |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 501 | } |
| 502 | /* it's a real error */ |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 503 | PyBuffer_Release(&data); |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 504 | return NULL; |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 505 | } |
Victor Stinner | 4fa99cd | 2015-03-20 00:27:28 +0100 | [diff] [blame] | 506 | |
| 507 | /* wrote rv bytes */ |
| 508 | self->ocount += rv; |
| 509 | size -= rv; |
| 510 | cp += rv; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 511 | } |
Serhiy Storchaka | 8490f5a | 2015-03-20 09:00:36 +0200 | [diff] [blame] | 512 | PyBuffer_Release(&data); |
Serhiy Storchaka | 228b12e | 2017-01-23 09:47:21 +0200 | [diff] [blame] | 513 | Py_RETURN_NONE; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 514 | } |
| 515 | |
| 516 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 517 | oss_close(oss_audio_t *self, PyObject *unused) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 518 | { |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 519 | if (self->fd >= 0) { |
Greg Ward | b804390 | 2003-05-26 22:47:30 +0000 | [diff] [blame] | 520 | Py_BEGIN_ALLOW_THREADS |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 521 | close(self->fd); |
Greg Ward | b804390 | 2003-05-26 22:47:30 +0000 | [diff] [blame] | 522 | Py_END_ALLOW_THREADS |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 523 | self->fd = -1; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 524 | } |
Serhiy Storchaka | 228b12e | 2017-01-23 09:47:21 +0200 | [diff] [blame] | 525 | Py_RETURN_NONE; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 526 | } |
| 527 | |
| 528 | static PyObject * |
Georg Brandl | 770a2be | 2010-10-24 20:47:32 +0000 | [diff] [blame] | 529 | oss_self(PyObject *self, PyObject *unused) |
Georg Brandl | 1e908af | 2010-10-23 17:31:52 +0000 | [diff] [blame] | 530 | { |
| 531 | Py_INCREF(self); |
| 532 | return self; |
| 533 | } |
| 534 | |
Victor Stinner | 6394188 | 2011-09-29 00:42:28 +0200 | [diff] [blame] | 535 | static PyObject * |
Georg Brandl | 1e908af | 2010-10-23 17:31:52 +0000 | [diff] [blame] | 536 | oss_exit(PyObject *self, PyObject *unused) |
| 537 | { |
Martin v. Löwis | bd928fe | 2011-10-14 10:20:37 +0200 | [diff] [blame] | 538 | _Py_IDENTIFIER(close); |
Martin v. Löwis | afe55bb | 2011-10-09 10:38:36 +0200 | [diff] [blame] | 539 | |
Jeroen Demeyer | 762f93f | 2019-07-08 10:19:25 +0200 | [diff] [blame] | 540 | PyObject *ret = _PyObject_CallMethodIdNoArgs(self, &PyId_close); |
Georg Brandl | 1e908af | 2010-10-23 17:31:52 +0000 | [diff] [blame] | 541 | if (!ret) |
| 542 | return NULL; |
| 543 | Py_DECREF(ret); |
| 544 | Py_RETURN_NONE; |
| 545 | } |
| 546 | |
| 547 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 548 | oss_fileno(oss_audio_t *self, PyObject *unused) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 549 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 550 | if (!_is_fd_valid(self->fd)) |
| 551 | return NULL; |
| 552 | |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 553 | return PyLong_FromLong(self->fd); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 554 | } |
| 555 | |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 556 | |
| 557 | /* Convenience methods: these generally wrap a couple of ioctls into one |
| 558 | common task. */ |
| 559 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 560 | static PyObject * |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 561 | oss_setparameters(oss_audio_t *self, PyObject *args) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 562 | { |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 563 | int wanted_fmt, wanted_channels, wanted_rate, strict=0; |
| 564 | int fmt, channels, rate; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 565 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 566 | if (!_is_fd_valid(self->fd)) |
| 567 | return NULL; |
| 568 | |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 569 | if (!PyArg_ParseTuple(args, "iii|i:setparameters", |
| 570 | &wanted_fmt, &wanted_channels, &wanted_rate, |
| 571 | &strict)) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 572 | return NULL; |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 573 | |
| 574 | fmt = wanted_fmt; |
| 575 | if (ioctl(self->fd, SNDCTL_DSP_SETFMT, &fmt) == -1) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 576 | return PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 577 | } |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 578 | if (strict && fmt != wanted_fmt) { |
| 579 | return PyErr_Format |
| 580 | (OSSAudioError, |
| 581 | "unable to set requested format (wanted %d, got %d)", |
| 582 | wanted_fmt, fmt); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 583 | } |
| 584 | |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 585 | channels = wanted_channels; |
| 586 | if (ioctl(self->fd, SNDCTL_DSP_CHANNELS, &channels) == -1) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 587 | return PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 588 | } |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 589 | if (strict && channels != wanted_channels) { |
| 590 | return PyErr_Format |
| 591 | (OSSAudioError, |
| 592 | "unable to set requested channels (wanted %d, got %d)", |
| 593 | wanted_channels, channels); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 594 | } |
| 595 | |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 596 | rate = wanted_rate; |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 597 | if (ioctl(self->fd, SNDCTL_DSP_SPEED, &rate) == -1) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 598 | return PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 599 | } |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 600 | if (strict && rate != wanted_rate) { |
| 601 | return PyErr_Format |
| 602 | (OSSAudioError, |
| 603 | "unable to set requested rate (wanted %d, got %d)", |
| 604 | wanted_rate, rate); |
| 605 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 606 | |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 607 | /* Construct the return value: a (fmt, channels, rate) tuple that |
| 608 | tells what the audio hardware was actually set to. */ |
Serhiy Storchaka | 48d761e | 2013-12-17 15:11:24 +0200 | [diff] [blame] | 609 | return Py_BuildValue("(iii)", fmt, channels, rate); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 610 | } |
| 611 | |
| 612 | static int |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 613 | _ssize(oss_audio_t *self, int *nchannels, int *ssize) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 614 | { |
| 615 | int fmt; |
| 616 | |
| 617 | fmt = 0; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 618 | if (ioctl(self->fd, SNDCTL_DSP_SETFMT, &fmt) < 0) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 619 | return -errno; |
| 620 | |
| 621 | switch (fmt) { |
| 622 | case AFMT_MU_LAW: |
| 623 | case AFMT_A_LAW: |
| 624 | case AFMT_U8: |
| 625 | case AFMT_S8: |
Greg Ward | 38c9266 | 2003-05-29 21:55:41 +0000 | [diff] [blame] | 626 | *ssize = 1; /* 8 bit formats: 1 byte */ |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 627 | break; |
| 628 | case AFMT_S16_LE: |
| 629 | case AFMT_S16_BE: |
| 630 | case AFMT_U16_LE: |
| 631 | case AFMT_U16_BE: |
Greg Ward | 84f8ecd | 2003-05-29 23:44:44 +0000 | [diff] [blame] | 632 | *ssize = 2; /* 16 bit formats: 2 byte */ |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 633 | break; |
| 634 | case AFMT_MPEG: |
| 635 | case AFMT_IMA_ADPCM: |
| 636 | default: |
| 637 | return -EOPNOTSUPP; |
| 638 | } |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 639 | if (ioctl(self->fd, SNDCTL_DSP_CHANNELS, nchannels) < 0) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 640 | return -errno; |
| 641 | return 0; |
| 642 | } |
| 643 | |
| 644 | |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 645 | /* bufsize returns the size of the hardware audio buffer in number |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 646 | of samples */ |
| 647 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 648 | oss_bufsize(oss_audio_t *self, PyObject *unused) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 649 | { |
| 650 | audio_buf_info ai; |
Thomas Wouters | 3ffa59b | 2006-03-01 22:45:36 +0000 | [diff] [blame] | 651 | int nchannels=0, ssize=0; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 652 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 653 | if (!_is_fd_valid(self->fd)) |
| 654 | return NULL; |
| 655 | |
Thomas Wouters | 3ffa59b | 2006-03-01 22:45:36 +0000 | [diff] [blame] | 656 | if (_ssize(self, &nchannels, &ssize) < 0 || !nchannels || !ssize) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 657 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 658 | return NULL; |
| 659 | } |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 660 | if (ioctl(self->fd, SNDCTL_DSP_GETOSPACE, &ai) < 0) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 661 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 662 | return NULL; |
| 663 | } |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 664 | return PyLong_FromLong((ai.fragstotal * ai.fragsize) / (nchannels * ssize)); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 665 | } |
| 666 | |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 667 | /* obufcount returns the number of samples that are available in the |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 668 | hardware for playing */ |
| 669 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 670 | oss_obufcount(oss_audio_t *self, PyObject *unused) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 671 | { |
| 672 | audio_buf_info ai; |
Thomas Wouters | 3ffa59b | 2006-03-01 22:45:36 +0000 | [diff] [blame] | 673 | int nchannels=0, ssize=0; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 674 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 675 | if (!_is_fd_valid(self->fd)) |
| 676 | return NULL; |
| 677 | |
Thomas Wouters | 3ffa59b | 2006-03-01 22:45:36 +0000 | [diff] [blame] | 678 | if (_ssize(self, &nchannels, &ssize) < 0 || !nchannels || !ssize) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 679 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 680 | return NULL; |
| 681 | } |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 682 | if (ioctl(self->fd, SNDCTL_DSP_GETOSPACE, &ai) < 0) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 683 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 684 | return NULL; |
| 685 | } |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 686 | return PyLong_FromLong((ai.fragstotal * ai.fragsize - ai.bytes) / |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 687 | (ssize * nchannels)); |
| 688 | } |
| 689 | |
| 690 | /* obufcount returns the number of samples that can be played without |
| 691 | blocking */ |
| 692 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 693 | oss_obuffree(oss_audio_t *self, PyObject *unused) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 694 | { |
| 695 | audio_buf_info ai; |
Thomas Wouters | 3ffa59b | 2006-03-01 22:45:36 +0000 | [diff] [blame] | 696 | int nchannels=0, ssize=0; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 697 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 698 | if (!_is_fd_valid(self->fd)) |
| 699 | return NULL; |
| 700 | |
Thomas Wouters | 3ffa59b | 2006-03-01 22:45:36 +0000 | [diff] [blame] | 701 | if (_ssize(self, &nchannels, &ssize) < 0 || !nchannels || !ssize) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 702 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 703 | return NULL; |
| 704 | } |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 705 | if (ioctl(self->fd, SNDCTL_DSP_GETOSPACE, &ai) < 0) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 706 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 707 | return NULL; |
| 708 | } |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 709 | return PyLong_FromLong(ai.bytes / (ssize * nchannels)); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 710 | } |
| 711 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 712 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 713 | oss_getptr(oss_audio_t *self, PyObject *unused) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 714 | { |
| 715 | count_info info; |
| 716 | int req; |
| 717 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 718 | if (!_is_fd_valid(self->fd)) |
| 719 | return NULL; |
| 720 | |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 721 | if (self->mode == O_RDONLY) |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 722 | req = SNDCTL_DSP_GETIPTR; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 723 | else |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 724 | req = SNDCTL_DSP_GETOPTR; |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 725 | if (ioctl(self->fd, req, &info) == -1) { |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 726 | PyErr_SetFromErrno(PyExc_OSError); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 727 | return NULL; |
| 728 | } |
| 729 | return Py_BuildValue("iii", info.bytes, info.blocks, info.ptr); |
| 730 | } |
| 731 | |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 732 | |
| 733 | /* ---------------------------------------------------------------------- |
| 734 | * Methods of mixer objects (OSSMixerType) |
| 735 | */ |
| 736 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 737 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 738 | oss_mixer_close(oss_mixer_t *self, PyObject *unused) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 739 | { |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 740 | if (self->fd >= 0) { |
| 741 | close(self->fd); |
| 742 | self->fd = -1; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 743 | } |
Serhiy Storchaka | 228b12e | 2017-01-23 09:47:21 +0200 | [diff] [blame] | 744 | Py_RETURN_NONE; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 745 | } |
| 746 | |
| 747 | static PyObject * |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 748 | oss_mixer_fileno(oss_mixer_t *self, PyObject *unused) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 749 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 750 | if (!_is_fd_valid(self->fd)) |
| 751 | return NULL; |
| 752 | |
Christian Heimes | 217cfd1 | 2007-12-02 14:31:20 +0000 | [diff] [blame] | 753 | return PyLong_FromLong(self->fd); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 754 | } |
| 755 | |
| 756 | /* Simple mixer interface methods */ |
| 757 | |
| 758 | static PyObject * |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 759 | oss_mixer_controls(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 760 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 761 | if (!_is_fd_valid(self->fd)) |
| 762 | return NULL; |
| 763 | |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 764 | return _do_ioctl_1_internal(self->fd, args, "controls", |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 765 | SOUND_MIXER_READ_DEVMASK); |
| 766 | } |
| 767 | |
| 768 | static PyObject * |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 769 | oss_mixer_stereocontrols(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 770 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 771 | if (!_is_fd_valid(self->fd)) |
| 772 | return NULL; |
| 773 | |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 774 | return _do_ioctl_1_internal(self->fd, args, "stereocontrols", |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 775 | SOUND_MIXER_READ_STEREODEVS); |
| 776 | } |
| 777 | |
| 778 | static PyObject * |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 779 | oss_mixer_reccontrols(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 780 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 781 | if (!_is_fd_valid(self->fd)) |
| 782 | return NULL; |
| 783 | |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 784 | return _do_ioctl_1_internal(self->fd, args, "reccontrols", |
Greg Ward | b69bb3d | 2002-12-12 17:35:45 +0000 | [diff] [blame] | 785 | SOUND_MIXER_READ_RECMASK); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 786 | } |
| 787 | |
| 788 | static PyObject * |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 789 | oss_mixer_get(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 790 | { |
| 791 | int channel, volume; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 792 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 793 | if (!_is_fd_valid(self->fd)) |
| 794 | return NULL; |
| 795 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 796 | /* Can't use _do_ioctl_1 because of encoded arg thingy. */ |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 797 | if (!PyArg_ParseTuple(args, "i:get", &channel)) |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 798 | return NULL; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 799 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 800 | if (channel < 0 || channel > SOUND_MIXER_NRDEVICES) { |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 801 | PyErr_SetString(OSSAudioError, "Invalid mixer channel specified."); |
| 802 | return NULL; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 803 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 804 | |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 805 | if (ioctl(self->fd, MIXER_READ(channel), &volume) == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 806 | return PyErr_SetFromErrno(PyExc_OSError); |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 807 | |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 808 | return Py_BuildValue("(ii)", volume & 0xff, (volume & 0xff00) >> 8); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 809 | } |
| 810 | |
| 811 | static PyObject * |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 812 | oss_mixer_set(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 813 | { |
| 814 | int channel, volume, leftVol, rightVol; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 815 | |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 816 | if (!_is_fd_valid(self->fd)) |
| 817 | return NULL; |
| 818 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 819 | /* Can't use _do_ioctl_1 because of encoded arg thingy. */ |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 820 | if (!PyArg_ParseTuple(args, "i(ii):set", &channel, &leftVol, &rightVol)) |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 821 | return NULL; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 822 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 823 | if (channel < 0 || channel > SOUND_MIXER_NRDEVICES) { |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 824 | PyErr_SetString(OSSAudioError, "Invalid mixer channel specified."); |
| 825 | return NULL; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 826 | } |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 827 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 828 | if (leftVol < 0 || rightVol < 0 || leftVol > 100 || rightVol > 100) { |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 829 | PyErr_SetString(OSSAudioError, "Volumes must be between 0 and 100."); |
| 830 | return NULL; |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 831 | } |
| 832 | |
| 833 | volume = (rightVol << 8) | leftVol; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 834 | |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 835 | if (ioctl(self->fd, MIXER_WRITE(channel), &volume) == -1) |
Serhiy Storchaka | 55fe1ae | 2017-04-16 10:46:38 +0300 | [diff] [blame] | 836 | return PyErr_SetFromErrno(PyExc_OSError); |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 837 | |
Greg Ward | e703766 | 2002-12-30 03:01:48 +0000 | [diff] [blame] | 838 | return Py_BuildValue("(ii)", volume & 0xff, (volume & 0xff00) >> 8); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 839 | } |
| 840 | |
| 841 | static PyObject * |
Greg Ward | f05aa10 | 2002-12-30 23:19:32 +0000 | [diff] [blame] | 842 | oss_mixer_get_recsrc(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 843 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 844 | if (!_is_fd_valid(self->fd)) |
| 845 | return NULL; |
| 846 | |
Greg Ward | f05aa10 | 2002-12-30 23:19:32 +0000 | [diff] [blame] | 847 | return _do_ioctl_1_internal(self->fd, args, "get_recsrc", |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 848 | SOUND_MIXER_READ_RECSRC); |
| 849 | } |
| 850 | |
| 851 | static PyObject * |
Greg Ward | f05aa10 | 2002-12-30 23:19:32 +0000 | [diff] [blame] | 852 | oss_mixer_set_recsrc(oss_mixer_t *self, PyObject *args) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 853 | { |
Charles-François Natali | a529308 | 2011-06-11 18:58:24 +0200 | [diff] [blame] | 854 | if (!_is_fd_valid(self->fd)) |
| 855 | return NULL; |
| 856 | |
Greg Ward | f05aa10 | 2002-12-30 23:19:32 +0000 | [diff] [blame] | 857 | return _do_ioctl_1(self->fd, args, "set_recsrc", |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 858 | SOUND_MIXER_WRITE_RECSRC); |
| 859 | } |
| 860 | |
| 861 | |
Greg Ward | da1cacb | 2002-12-31 03:02:23 +0000 | [diff] [blame] | 862 | /* ---------------------------------------------------------------------- |
| 863 | * Method tables and other bureaucracy |
| 864 | */ |
| 865 | |
Greg Ward | 8c6b6a9 | 2002-12-11 14:43:13 +0000 | [diff] [blame] | 866 | static PyMethodDef oss_methods[] = { |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 867 | /* Regular file methods */ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 868 | { "read", (PyCFunction)oss_read, METH_VARARGS }, |
| 869 | { "write", (PyCFunction)oss_write, METH_VARARGS }, |
| 870 | { "writeall", (PyCFunction)oss_writeall, METH_VARARGS }, |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 871 | { "close", (PyCFunction)oss_close, METH_NOARGS }, |
| 872 | { "fileno", (PyCFunction)oss_fileno, METH_NOARGS }, |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 873 | |
| 874 | /* Simple ioctl wrappers */ |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 875 | { "nonblock", (PyCFunction)oss_nonblock, METH_NOARGS }, |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 876 | { "setfmt", (PyCFunction)oss_setfmt, METH_VARARGS }, |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 877 | { "getfmts", (PyCFunction)oss_getfmts, METH_NOARGS }, |
Greg Ward | 8c6b6a9 | 2002-12-11 14:43:13 +0000 | [diff] [blame] | 878 | { "channels", (PyCFunction)oss_channels, METH_VARARGS }, |
| 879 | { "speed", (PyCFunction)oss_speed, METH_VARARGS }, |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 880 | { "sync", (PyCFunction)oss_sync, METH_VARARGS }, |
| 881 | { "reset", (PyCFunction)oss_reset, METH_VARARGS }, |
| 882 | { "post", (PyCFunction)oss_post, METH_VARARGS }, |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 883 | |
| 884 | /* Convenience methods -- wrap a couple of ioctls together */ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 885 | { "setparameters", (PyCFunction)oss_setparameters, METH_VARARGS }, |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 886 | { "bufsize", (PyCFunction)oss_bufsize, METH_NOARGS }, |
| 887 | { "obufcount", (PyCFunction)oss_obufcount, METH_NOARGS }, |
| 888 | { "obuffree", (PyCFunction)oss_obuffree, METH_NOARGS }, |
| 889 | { "getptr", (PyCFunction)oss_getptr, METH_NOARGS }, |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 890 | |
| 891 | /* Aliases for backwards compatibility */ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 892 | { "flush", (PyCFunction)oss_sync, METH_VARARGS }, |
Greg Ward | 131bce0 | 2002-11-30 22:56:44 +0000 | [diff] [blame] | 893 | |
Serhiy Storchaka | 1486799 | 2014-09-10 23:43:41 +0300 | [diff] [blame] | 894 | /* Support for the context management protocol */ |
Georg Brandl | 770a2be | 2010-10-24 20:47:32 +0000 | [diff] [blame] | 895 | { "__enter__", oss_self, METH_NOARGS }, |
| 896 | { "__exit__", oss_exit, METH_VARARGS }, |
Georg Brandl | 1e908af | 2010-10-23 17:31:52 +0000 | [diff] [blame] | 897 | |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 898 | { NULL, NULL} /* sentinel */ |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 899 | }; |
| 900 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 901 | static PyMethodDef oss_mixer_methods[] = { |
| 902 | /* Regular file method - OSS mixers are ioctl-only interface */ |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 903 | { "close", (PyCFunction)oss_mixer_close, METH_NOARGS }, |
| 904 | { "fileno", (PyCFunction)oss_mixer_fileno, METH_NOARGS }, |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 905 | |
Serhiy Storchaka | 1486799 | 2014-09-10 23:43:41 +0300 | [diff] [blame] | 906 | /* Support for the context management protocol */ |
Georg Brandl | 770a2be | 2010-10-24 20:47:32 +0000 | [diff] [blame] | 907 | { "__enter__", oss_self, METH_NOARGS }, |
| 908 | { "__exit__", oss_exit, METH_VARARGS }, |
Georg Brandl | 1e908af | 2010-10-23 17:31:52 +0000 | [diff] [blame] | 909 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 910 | /* Simple ioctl wrappers */ |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 911 | { "controls", (PyCFunction)oss_mixer_controls, METH_VARARGS }, |
Greg Ward | 2d6f9a9 | 2002-12-31 02:54:43 +0000 | [diff] [blame] | 912 | { "stereocontrols", (PyCFunction)oss_mixer_stereocontrols, METH_VARARGS}, |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 913 | { "reccontrols", (PyCFunction)oss_mixer_reccontrols, METH_VARARGS}, |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 914 | { "get", (PyCFunction)oss_mixer_get, METH_VARARGS }, |
| 915 | { "set", (PyCFunction)oss_mixer_set, METH_VARARGS }, |
Greg Ward | f05aa10 | 2002-12-30 23:19:32 +0000 | [diff] [blame] | 916 | { "get_recsrc", (PyCFunction)oss_mixer_get_recsrc, METH_VARARGS }, |
| 917 | { "set_recsrc", (PyCFunction)oss_mixer_set_recsrc, METH_VARARGS }, |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 918 | |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 919 | { NULL, NULL} |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 920 | }; |
| 921 | |
Serhiy Storchaka | 5f5a778 | 2018-10-04 10:42:06 +0300 | [diff] [blame] | 922 | static PyMemberDef oss_members[] = { |
| 923 | {"name", T_STRING, offsetof(oss_audio_t, devicename), READONLY, NULL}, |
| 924 | {NULL} |
| 925 | }; |
| 926 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 927 | static PyObject * |
Serhiy Storchaka | 5f5a778 | 2018-10-04 10:42:06 +0300 | [diff] [blame] | 928 | oss_closed_getter(oss_audio_t *self, void *closure) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 929 | { |
Serhiy Storchaka | 5f5a778 | 2018-10-04 10:42:06 +0300 | [diff] [blame] | 930 | return PyBool_FromLong(self->fd == -1); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 931 | } |
| 932 | |
Serhiy Storchaka | 5f5a778 | 2018-10-04 10:42:06 +0300 | [diff] [blame] | 933 | static PyObject * |
| 934 | oss_mode_getter(oss_audio_t *self, void *closure) |
| 935 | { |
| 936 | switch(self->mode) { |
| 937 | case O_RDONLY: |
| 938 | return PyUnicode_FromString("r"); |
| 939 | break; |
| 940 | case O_RDWR: |
| 941 | return PyUnicode_FromString("rw"); |
| 942 | break; |
| 943 | case O_WRONLY: |
| 944 | return PyUnicode_FromString("w"); |
| 945 | break; |
| 946 | default: |
| 947 | /* From newossobject(), self->mode can only be one |
| 948 | of these three values. */ |
| 949 | Py_UNREACHABLE(); |
| 950 | } |
| 951 | } |
| 952 | |
| 953 | static PyGetSetDef oss_getsetlist[] = { |
| 954 | {"closed", (getter)oss_closed_getter, (setter)NULL, NULL}, |
| 955 | {"mode", (getter)oss_mode_getter, (setter)NULL, NULL}, |
| 956 | {NULL}, |
| 957 | }; |
| 958 | |
Greg Ward | 499b73e | 2002-12-31 03:04:52 +0000 | [diff] [blame] | 959 | static PyTypeObject OSSAudioType = { |
Martin v. Löwis | 9f2e346 | 2007-07-21 17:22:18 +0000 | [diff] [blame] | 960 | PyVarObject_HEAD_INIT(&PyType_Type, 0) |
Greg Ward | 9a568eb | 2002-11-30 23:20:09 +0000 | [diff] [blame] | 961 | "ossaudiodev.oss_audio_device", /*tp_name*/ |
Peter Eisentraut | 0e0bc4e | 2018-09-10 18:46:08 +0200 | [diff] [blame] | 962 | sizeof(oss_audio_t), /*tp_basicsize*/ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 963 | 0, /*tp_itemsize*/ |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 964 | /* methods */ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 965 | (destructor)oss_dealloc, /*tp_dealloc*/ |
Jeroen Demeyer | 530f506 | 2019-05-31 04:13:39 +0200 | [diff] [blame] | 966 | 0, /*tp_vectorcall_offset*/ |
Amaury Forgeot d'Arc | 1f900f1 | 2008-07-02 22:38:47 +0000 | [diff] [blame] | 967 | 0, /*tp_getattr*/ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 968 | 0, /*tp_setattr*/ |
Jeroen Demeyer | 530f506 | 2019-05-31 04:13:39 +0200 | [diff] [blame] | 969 | 0, /*tp_as_async*/ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 970 | 0, /*tp_repr*/ |
Amaury Forgeot d'Arc | 1f900f1 | 2008-07-02 22:38:47 +0000 | [diff] [blame] | 971 | 0, /*tp_as_number*/ |
| 972 | 0, /*tp_as_sequence*/ |
| 973 | 0, /*tp_as_mapping*/ |
| 974 | 0, /*tp_hash*/ |
| 975 | 0, /*tp_call*/ |
| 976 | 0, /*tp_str*/ |
Serhiy Storchaka | 5f5a778 | 2018-10-04 10:42:06 +0300 | [diff] [blame] | 977 | 0, /*tp_getattro*/ |
Amaury Forgeot d'Arc | 1f900f1 | 2008-07-02 22:38:47 +0000 | [diff] [blame] | 978 | 0, /*tp_setattro*/ |
| 979 | 0, /*tp_as_buffer*/ |
| 980 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ |
| 981 | 0, /*tp_doc*/ |
| 982 | 0, /*tp_traverse*/ |
| 983 | 0, /*tp_clear*/ |
| 984 | 0, /*tp_richcompare*/ |
| 985 | 0, /*tp_weaklistoffset*/ |
| 986 | 0, /*tp_iter*/ |
| 987 | 0, /*tp_iternext*/ |
| 988 | oss_methods, /*tp_methods*/ |
Serhiy Storchaka | 5f5a778 | 2018-10-04 10:42:06 +0300 | [diff] [blame] | 989 | oss_members, /*tp_members*/ |
| 990 | oss_getsetlist, /*tp_getset*/ |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 991 | }; |
| 992 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 993 | static PyTypeObject OSSMixerType = { |
Martin v. Löwis | 9f2e346 | 2007-07-21 17:22:18 +0000 | [diff] [blame] | 994 | PyVarObject_HEAD_INIT(&PyType_Type, 0) |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 995 | "ossaudiodev.oss_mixer_device", /*tp_name*/ |
Peter Eisentraut | 0e0bc4e | 2018-09-10 18:46:08 +0200 | [diff] [blame] | 996 | sizeof(oss_mixer_t), /*tp_basicsize*/ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 997 | 0, /*tp_itemsize*/ |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 998 | /* methods */ |
| 999 | (destructor)oss_mixer_dealloc, /*tp_dealloc*/ |
Jeroen Demeyer | 530f506 | 2019-05-31 04:13:39 +0200 | [diff] [blame] | 1000 | 0, /*tp_vectorcall_offset*/ |
Amaury Forgeot d'Arc | 1f900f1 | 2008-07-02 22:38:47 +0000 | [diff] [blame] | 1001 | 0, /*tp_getattr*/ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 1002 | 0, /*tp_setattr*/ |
Jeroen Demeyer | 530f506 | 2019-05-31 04:13:39 +0200 | [diff] [blame] | 1003 | 0, /*tp_as_async*/ |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 1004 | 0, /*tp_repr*/ |
Amaury Forgeot d'Arc | 1f900f1 | 2008-07-02 22:38:47 +0000 | [diff] [blame] | 1005 | 0, /*tp_as_number*/ |
| 1006 | 0, /*tp_as_sequence*/ |
| 1007 | 0, /*tp_as_mapping*/ |
| 1008 | 0, /*tp_hash*/ |
| 1009 | 0, /*tp_call*/ |
| 1010 | 0, /*tp_str*/ |
| 1011 | 0, /*tp_getattro*/ |
| 1012 | 0, /*tp_setattro*/ |
| 1013 | 0, /*tp_as_buffer*/ |
| 1014 | Py_TPFLAGS_DEFAULT, /*tp_flags*/ |
| 1015 | 0, /*tp_doc*/ |
| 1016 | 0, /*tp_traverse*/ |
| 1017 | 0, /*tp_clear*/ |
| 1018 | 0, /*tp_richcompare*/ |
| 1019 | 0, /*tp_weaklistoffset*/ |
| 1020 | 0, /*tp_iter*/ |
| 1021 | 0, /*tp_iternext*/ |
| 1022 | oss_mixer_methods, /*tp_methods*/ |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1023 | }; |
| 1024 | |
| 1025 | |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1026 | static PyObject * |
Greg Ward | 9a568eb | 2002-11-30 23:20:09 +0000 | [diff] [blame] | 1027 | ossopen(PyObject *self, PyObject *args) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1028 | { |
Greg Ward | 8c6b6a9 | 2002-12-11 14:43:13 +0000 | [diff] [blame] | 1029 | return (PyObject *)newossobject(args); |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1030 | } |
| 1031 | |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1032 | static PyObject * |
| 1033 | ossopenmixer(PyObject *self, PyObject *args) |
| 1034 | { |
| 1035 | return (PyObject *)newossmixerobject(args); |
| 1036 | } |
| 1037 | |
Greg Ward | 9a568eb | 2002-11-30 23:20:09 +0000 | [diff] [blame] | 1038 | static PyMethodDef ossaudiodev_methods[] = { |
| 1039 | { "open", ossopen, METH_VARARGS }, |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1040 | { "openmixer", ossopenmixer, METH_VARARGS }, |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1041 | { 0, 0 }, |
| 1042 | }; |
| 1043 | |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1044 | |
| 1045 | #define _EXPORT_INT(mod, name) \ |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1046 | if (PyModule_AddIntConstant(mod, #name, (long) (name)) == -1) return NULL; |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1047 | |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1048 | |
| 1049 | static char *control_labels[] = SOUND_DEVICE_LABELS; |
| 1050 | static char *control_names[] = SOUND_DEVICE_NAMES; |
| 1051 | |
| 1052 | |
| 1053 | static int |
| 1054 | build_namelists (PyObject *module) |
| 1055 | { |
| 1056 | PyObject *labels; |
| 1057 | PyObject *names; |
| 1058 | PyObject *s; |
| 1059 | int num_controls; |
| 1060 | int i; |
| 1061 | |
Victor Stinner | 6394188 | 2011-09-29 00:42:28 +0200 | [diff] [blame] | 1062 | num_controls = Py_ARRAY_LENGTH(control_labels); |
| 1063 | assert(num_controls == Py_ARRAY_LENGTH(control_names)); |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1064 | |
| 1065 | labels = PyList_New(num_controls); |
| 1066 | names = PyList_New(num_controls); |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1067 | if (labels == NULL || names == NULL) |
| 1068 | goto error2; |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1069 | for (i = 0; i < num_controls; i++) { |
Neal Norwitz | 8abd2e6 | 2007-08-26 04:57:08 +0000 | [diff] [blame] | 1070 | s = PyUnicode_FromString(control_labels[i]); |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1071 | if (s == NULL) |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1072 | goto error2; |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1073 | PyList_SET_ITEM(labels, i, s); |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 1074 | |
Neal Norwitz | 8abd2e6 | 2007-08-26 04:57:08 +0000 | [diff] [blame] | 1075 | s = PyUnicode_FromString(control_names[i]); |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1076 | if (s == NULL) |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1077 | goto error2; |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1078 | PyList_SET_ITEM(names, i, s); |
| 1079 | } |
| 1080 | |
| 1081 | if (PyModule_AddObject(module, "control_labels", labels) == -1) |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1082 | goto error2; |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1083 | if (PyModule_AddObject(module, "control_names", names) == -1) |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1084 | goto error1; |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1085 | |
| 1086 | return 0; |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1087 | |
| 1088 | error2: |
| 1089 | Py_XDECREF(labels); |
| 1090 | error1: |
| 1091 | Py_XDECREF(names); |
| 1092 | return -1; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 1093 | } |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1094 | |
| 1095 | |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1096 | static struct PyModuleDef ossaudiodevmodule = { |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1097 | PyModuleDef_HEAD_INIT, |
| 1098 | "ossaudiodev", |
| 1099 | NULL, |
| 1100 | -1, |
| 1101 | ossaudiodev_methods, |
| 1102 | NULL, |
| 1103 | NULL, |
| 1104 | NULL, |
| 1105 | NULL |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1106 | }; |
| 1107 | |
Antoine Pitrou | 39b3543 | 2010-03-23 00:25:54 +0000 | [diff] [blame] | 1108 | PyMODINIT_FUNC |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1109 | PyInit_ossaudiodev(void) |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1110 | { |
| 1111 | PyObject *m; |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 1112 | |
Antoine Pitrou | 39b3543 | 2010-03-23 00:25:54 +0000 | [diff] [blame] | 1113 | if (PyType_Ready(&OSSAudioType) < 0) |
| 1114 | return NULL; |
| 1115 | |
| 1116 | if (PyType_Ready(&OSSMixerType) < 0) |
| 1117 | return NULL; |
| 1118 | |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1119 | m = PyModule_Create(&ossaudiodevmodule); |
Neal Norwitz | 1ac754f | 2006-01-19 06:09:39 +0000 | [diff] [blame] | 1120 | if (m == NULL) |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1121 | return NULL; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1122 | |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 1123 | OSSAudioError = PyErr_NewException("ossaudiodev.OSSAudioError", |
Antoine Pitrou | f95a1b3 | 2010-05-09 15:52:27 +0000 | [diff] [blame] | 1124 | NULL, NULL); |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 1125 | if (OSSAudioError) { |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 1126 | /* Each call to PyModule_AddObject decrefs it; compensate: */ |
| 1127 | Py_INCREF(OSSAudioError); |
| 1128 | Py_INCREF(OSSAudioError); |
Greg Ward | ad4d9b9 | 2002-12-30 03:02:22 +0000 | [diff] [blame] | 1129 | PyModule_AddObject(m, "error", OSSAudioError); |
Greg Ward | d676906 | 2003-05-29 21:53:06 +0000 | [diff] [blame] | 1130 | PyModule_AddObject(m, "OSSAudioError", OSSAudioError); |
| 1131 | } |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1132 | |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1133 | /* Build 'control_labels' and 'control_names' lists and add them |
| 1134 | to the module. */ |
| 1135 | if (build_namelists(m) == -1) /* XXX what to do here? */ |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1136 | return NULL; |
Greg Ward | 744f0fd | 2002-12-31 03:23:59 +0000 | [diff] [blame] | 1137 | |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1138 | /* Expose the audio format numbers -- essential! */ |
| 1139 | _EXPORT_INT(m, AFMT_QUERY); |
| 1140 | _EXPORT_INT(m, AFMT_MU_LAW); |
| 1141 | _EXPORT_INT(m, AFMT_A_LAW); |
| 1142 | _EXPORT_INT(m, AFMT_IMA_ADPCM); |
| 1143 | _EXPORT_INT(m, AFMT_U8); |
| 1144 | _EXPORT_INT(m, AFMT_S16_LE); |
| 1145 | _EXPORT_INT(m, AFMT_S16_BE); |
| 1146 | _EXPORT_INT(m, AFMT_S8); |
| 1147 | _EXPORT_INT(m, AFMT_U16_LE); |
| 1148 | _EXPORT_INT(m, AFMT_U16_BE); |
| 1149 | _EXPORT_INT(m, AFMT_MPEG); |
Andrew M. Kuchling | fe62bc9 | 2003-02-13 13:27:07 +0000 | [diff] [blame] | 1150 | #ifdef AFMT_AC3 |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1151 | _EXPORT_INT(m, AFMT_AC3); |
Andrew M. Kuchling | fe62bc9 | 2003-02-13 13:27:07 +0000 | [diff] [blame] | 1152 | #endif |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1153 | #ifdef AFMT_S16_NE |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1154 | _EXPORT_INT(m, AFMT_S16_NE); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1155 | #endif |
Greg Ward | 0f26054 | 2005-03-28 02:40:46 +0000 | [diff] [blame] | 1156 | #ifdef AFMT_U16_NE |
| 1157 | _EXPORT_INT(m, AFMT_U16_NE); |
| 1158 | #endif |
| 1159 | #ifdef AFMT_S32_LE |
| 1160 | _EXPORT_INT(m, AFMT_S32_LE); |
| 1161 | #endif |
| 1162 | #ifdef AFMT_S32_BE |
| 1163 | _EXPORT_INT(m, AFMT_S32_BE); |
| 1164 | #endif |
| 1165 | #ifdef AFMT_MPEG |
| 1166 | _EXPORT_INT(m, AFMT_MPEG); |
| 1167 | #endif |
Guido van Rossum | 0741f80 | 2003-06-02 14:15:34 +0000 | [diff] [blame] | 1168 | |
Greg Ward | 37897c2 | 2002-12-30 02:43:36 +0000 | [diff] [blame] | 1169 | /* Expose the sound mixer device numbers. */ |
Greg Ward | 7b43c68 | 2002-12-30 02:29:28 +0000 | [diff] [blame] | 1170 | _EXPORT_INT(m, SOUND_MIXER_NRDEVICES); |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1171 | _EXPORT_INT(m, SOUND_MIXER_VOLUME); |
| 1172 | _EXPORT_INT(m, SOUND_MIXER_BASS); |
| 1173 | _EXPORT_INT(m, SOUND_MIXER_TREBLE); |
| 1174 | _EXPORT_INT(m, SOUND_MIXER_SYNTH); |
| 1175 | _EXPORT_INT(m, SOUND_MIXER_PCM); |
| 1176 | _EXPORT_INT(m, SOUND_MIXER_SPEAKER); |
| 1177 | _EXPORT_INT(m, SOUND_MIXER_LINE); |
| 1178 | _EXPORT_INT(m, SOUND_MIXER_MIC); |
| 1179 | _EXPORT_INT(m, SOUND_MIXER_CD); |
| 1180 | _EXPORT_INT(m, SOUND_MIXER_IMIX); |
| 1181 | _EXPORT_INT(m, SOUND_MIXER_ALTPCM); |
| 1182 | _EXPORT_INT(m, SOUND_MIXER_RECLEV); |
| 1183 | _EXPORT_INT(m, SOUND_MIXER_IGAIN); |
| 1184 | _EXPORT_INT(m, SOUND_MIXER_OGAIN); |
| 1185 | _EXPORT_INT(m, SOUND_MIXER_LINE1); |
| 1186 | _EXPORT_INT(m, SOUND_MIXER_LINE2); |
| 1187 | _EXPORT_INT(m, SOUND_MIXER_LINE3); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1188 | #ifdef SOUND_MIXER_DIGITAL1 |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1189 | _EXPORT_INT(m, SOUND_MIXER_DIGITAL1); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1190 | #endif |
| 1191 | #ifdef SOUND_MIXER_DIGITAL2 |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1192 | _EXPORT_INT(m, SOUND_MIXER_DIGITAL2); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1193 | #endif |
| 1194 | #ifdef SOUND_MIXER_DIGITAL3 |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1195 | _EXPORT_INT(m, SOUND_MIXER_DIGITAL3); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1196 | #endif |
| 1197 | #ifdef SOUND_MIXER_PHONEIN |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1198 | _EXPORT_INT(m, SOUND_MIXER_PHONEIN); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1199 | #endif |
| 1200 | #ifdef SOUND_MIXER_PHONEOUT |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1201 | _EXPORT_INT(m, SOUND_MIXER_PHONEOUT); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1202 | #endif |
| 1203 | #ifdef SOUND_MIXER_VIDEO |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1204 | _EXPORT_INT(m, SOUND_MIXER_VIDEO); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1205 | #endif |
| 1206 | #ifdef SOUND_MIXER_RADIO |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1207 | _EXPORT_INT(m, SOUND_MIXER_RADIO); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1208 | #endif |
| 1209 | #ifdef SOUND_MIXER_MONITOR |
Greg Ward | 3d9994d | 2002-12-11 15:12:01 +0000 | [diff] [blame] | 1210 | _EXPORT_INT(m, SOUND_MIXER_MONITOR); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1211 | #endif |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1212 | |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1213 | /* Expose all the ioctl numbers for masochists who like to do this |
| 1214 | stuff directly. */ |
| 1215 | _EXPORT_INT(m, SNDCTL_COPR_HALT); |
| 1216 | _EXPORT_INT(m, SNDCTL_COPR_LOAD); |
| 1217 | _EXPORT_INT(m, SNDCTL_COPR_RCODE); |
| 1218 | _EXPORT_INT(m, SNDCTL_COPR_RCVMSG); |
| 1219 | _EXPORT_INT(m, SNDCTL_COPR_RDATA); |
| 1220 | _EXPORT_INT(m, SNDCTL_COPR_RESET); |
| 1221 | _EXPORT_INT(m, SNDCTL_COPR_RUN); |
| 1222 | _EXPORT_INT(m, SNDCTL_COPR_SENDMSG); |
| 1223 | _EXPORT_INT(m, SNDCTL_COPR_WCODE); |
| 1224 | _EXPORT_INT(m, SNDCTL_COPR_WDATA); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1225 | #ifdef SNDCTL_DSP_BIND_CHANNEL |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1226 | _EXPORT_INT(m, SNDCTL_DSP_BIND_CHANNEL); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1227 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1228 | _EXPORT_INT(m, SNDCTL_DSP_CHANNELS); |
| 1229 | _EXPORT_INT(m, SNDCTL_DSP_GETBLKSIZE); |
| 1230 | _EXPORT_INT(m, SNDCTL_DSP_GETCAPS); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1231 | #ifdef SNDCTL_DSP_GETCHANNELMASK |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1232 | _EXPORT_INT(m, SNDCTL_DSP_GETCHANNELMASK); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1233 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1234 | _EXPORT_INT(m, SNDCTL_DSP_GETFMTS); |
| 1235 | _EXPORT_INT(m, SNDCTL_DSP_GETIPTR); |
| 1236 | _EXPORT_INT(m, SNDCTL_DSP_GETISPACE); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1237 | #ifdef SNDCTL_DSP_GETODELAY |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1238 | _EXPORT_INT(m, SNDCTL_DSP_GETODELAY); |
Greg Ward | fd0283e | 2004-05-11 01:34:55 +0000 | [diff] [blame] | 1239 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1240 | _EXPORT_INT(m, SNDCTL_DSP_GETOPTR); |
| 1241 | _EXPORT_INT(m, SNDCTL_DSP_GETOSPACE); |
Neal Norwitz | faa7b9b | 2003-01-10 21:27:54 +0000 | [diff] [blame] | 1242 | #ifdef SNDCTL_DSP_GETSPDIF |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1243 | _EXPORT_INT(m, SNDCTL_DSP_GETSPDIF); |
Neal Norwitz | faa7b9b | 2003-01-10 21:27:54 +0000 | [diff] [blame] | 1244 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1245 | _EXPORT_INT(m, SNDCTL_DSP_GETTRIGGER); |
| 1246 | _EXPORT_INT(m, SNDCTL_DSP_MAPINBUF); |
| 1247 | _EXPORT_INT(m, SNDCTL_DSP_MAPOUTBUF); |
| 1248 | _EXPORT_INT(m, SNDCTL_DSP_NONBLOCK); |
| 1249 | _EXPORT_INT(m, SNDCTL_DSP_POST); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1250 | #ifdef SNDCTL_DSP_PROFILE |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1251 | _EXPORT_INT(m, SNDCTL_DSP_PROFILE); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1252 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1253 | _EXPORT_INT(m, SNDCTL_DSP_RESET); |
| 1254 | _EXPORT_INT(m, SNDCTL_DSP_SAMPLESIZE); |
| 1255 | _EXPORT_INT(m, SNDCTL_DSP_SETDUPLEX); |
| 1256 | _EXPORT_INT(m, SNDCTL_DSP_SETFMT); |
| 1257 | _EXPORT_INT(m, SNDCTL_DSP_SETFRAGMENT); |
Neal Norwitz | faa7b9b | 2003-01-10 21:27:54 +0000 | [diff] [blame] | 1258 | #ifdef SNDCTL_DSP_SETSPDIF |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1259 | _EXPORT_INT(m, SNDCTL_DSP_SETSPDIF); |
Neal Norwitz | faa7b9b | 2003-01-10 21:27:54 +0000 | [diff] [blame] | 1260 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1261 | _EXPORT_INT(m, SNDCTL_DSP_SETSYNCRO); |
| 1262 | _EXPORT_INT(m, SNDCTL_DSP_SETTRIGGER); |
| 1263 | _EXPORT_INT(m, SNDCTL_DSP_SPEED); |
| 1264 | _EXPORT_INT(m, SNDCTL_DSP_STEREO); |
| 1265 | _EXPORT_INT(m, SNDCTL_DSP_SUBDIVIDE); |
| 1266 | _EXPORT_INT(m, SNDCTL_DSP_SYNC); |
| 1267 | _EXPORT_INT(m, SNDCTL_FM_4OP_ENABLE); |
| 1268 | _EXPORT_INT(m, SNDCTL_FM_LOAD_INSTR); |
| 1269 | _EXPORT_INT(m, SNDCTL_MIDI_INFO); |
| 1270 | _EXPORT_INT(m, SNDCTL_MIDI_MPUCMD); |
| 1271 | _EXPORT_INT(m, SNDCTL_MIDI_MPUMODE); |
| 1272 | _EXPORT_INT(m, SNDCTL_MIDI_PRETIME); |
| 1273 | _EXPORT_INT(m, SNDCTL_SEQ_CTRLRATE); |
| 1274 | _EXPORT_INT(m, SNDCTL_SEQ_GETINCOUNT); |
| 1275 | _EXPORT_INT(m, SNDCTL_SEQ_GETOUTCOUNT); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1276 | #ifdef SNDCTL_SEQ_GETTIME |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1277 | _EXPORT_INT(m, SNDCTL_SEQ_GETTIME); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1278 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1279 | _EXPORT_INT(m, SNDCTL_SEQ_NRMIDIS); |
| 1280 | _EXPORT_INT(m, SNDCTL_SEQ_NRSYNTHS); |
| 1281 | _EXPORT_INT(m, SNDCTL_SEQ_OUTOFBAND); |
| 1282 | _EXPORT_INT(m, SNDCTL_SEQ_PANIC); |
| 1283 | _EXPORT_INT(m, SNDCTL_SEQ_PERCMODE); |
| 1284 | _EXPORT_INT(m, SNDCTL_SEQ_RESET); |
| 1285 | _EXPORT_INT(m, SNDCTL_SEQ_RESETSAMPLES); |
| 1286 | _EXPORT_INT(m, SNDCTL_SEQ_SYNC); |
| 1287 | _EXPORT_INT(m, SNDCTL_SEQ_TESTMIDI); |
| 1288 | _EXPORT_INT(m, SNDCTL_SEQ_THRESHOLD); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1289 | #ifdef SNDCTL_SYNTH_CONTROL |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1290 | _EXPORT_INT(m, SNDCTL_SYNTH_CONTROL); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1291 | #endif |
| 1292 | #ifdef SNDCTL_SYNTH_ID |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1293 | _EXPORT_INT(m, SNDCTL_SYNTH_ID); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1294 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1295 | _EXPORT_INT(m, SNDCTL_SYNTH_INFO); |
| 1296 | _EXPORT_INT(m, SNDCTL_SYNTH_MEMAVL); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1297 | #ifdef SNDCTL_SYNTH_REMOVESAMPLE |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1298 | _EXPORT_INT(m, SNDCTL_SYNTH_REMOVESAMPLE); |
Neal Norwitz | d156c2d | 2003-02-02 17:59:06 +0000 | [diff] [blame] | 1299 | #endif |
Greg Ward | 1e0f57d | 2002-11-30 23:05:26 +0000 | [diff] [blame] | 1300 | _EXPORT_INT(m, SNDCTL_TMR_CONTINUE); |
| 1301 | _EXPORT_INT(m, SNDCTL_TMR_METRONOME); |
| 1302 | _EXPORT_INT(m, SNDCTL_TMR_SELECT); |
| 1303 | _EXPORT_INT(m, SNDCTL_TMR_SOURCE); |
| 1304 | _EXPORT_INT(m, SNDCTL_TMR_START); |
| 1305 | _EXPORT_INT(m, SNDCTL_TMR_STOP); |
| 1306 | _EXPORT_INT(m, SNDCTL_TMR_TEMPO); |
| 1307 | _EXPORT_INT(m, SNDCTL_TMR_TIMEBASE); |
Martin v. Löwis | 1a21451 | 2008-06-11 05:26:20 +0000 | [diff] [blame] | 1308 | return m; |
Greg Ward | 04613a9 | 2002-11-30 22:47:45 +0000 | [diff] [blame] | 1309 | } |