Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 1 | /*********************************************************** |
Guido van Rossum | 524b588 | 1995-01-04 19:10:35 +0000 | [diff] [blame] | 2 | Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam, |
| 3 | The Netherlands. |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 4 | |
| 5 | All Rights Reserved |
| 6 | |
Guido van Rossum | d266eb4 | 1996-10-25 14:44:06 +0000 | [diff] [blame] | 7 | Permission to use, copy, modify, and distribute this software and its |
| 8 | documentation for any purpose and without fee is hereby granted, |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 9 | provided that the above copyright notice appear in all copies and that |
Guido van Rossum | d266eb4 | 1996-10-25 14:44:06 +0000 | [diff] [blame] | 10 | both that copyright notice and this permission notice appear in |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 11 | supporting documentation, and that the names of Stichting Mathematisch |
Guido van Rossum | d266eb4 | 1996-10-25 14:44:06 +0000 | [diff] [blame] | 12 | Centrum or CWI or Corporation for National Research Initiatives or |
| 13 | CNRI not be used in advertising or publicity pertaining to |
| 14 | distribution of the software without specific, written prior |
| 15 | permission. |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 16 | |
Guido van Rossum | d266eb4 | 1996-10-25 14:44:06 +0000 | [diff] [blame] | 17 | While CWI is the initial source for this software, a modified version |
| 18 | is made available by the Corporation for National Research Initiatives |
| 19 | (CNRI) at the Internet address ftp://ftp.python.org. |
| 20 | |
| 21 | STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH |
| 22 | REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF |
| 23 | MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH |
| 24 | CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL |
| 25 | DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 26 | PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 27 | TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 28 | PERFORMANCE OF THIS SOFTWARE. |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 29 | |
| 30 | ******************************************************************/ |
| 31 | |
| 32 | /* Sad objects */ |
| 33 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 34 | #include "Python.h" |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 35 | #include "structmember.h" |
| 36 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 37 | #ifdef HAVE_SYS_AUDIOIO_H |
| 38 | #define SOLARIS |
| 39 | #endif |
| 40 | |
Guido van Rossum | e29ed8f | 1996-12-10 15:21:30 +0000 | [diff] [blame] | 41 | #ifdef HAVE_UNISTD_H |
| 42 | #include <unistd.h> |
| 43 | #endif |
| 44 | |
| 45 | #ifdef HAVE_FCNTL_H |
| 46 | #include <fcntl.h> |
| 47 | #endif |
| 48 | |
Guido van Rossum | 234f942 | 1993-06-17 12:35:49 +0000 | [diff] [blame] | 49 | #include <stropts.h> |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 50 | #include <sys/ioctl.h> |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 51 | #ifdef SOLARIS |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 52 | #include <sys/audioio.h> |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 53 | #else |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 54 | #include <sun/audioio.h> |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 55 | #endif |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 56 | |
| 57 | /* #define offsetof(str,mem) ((int)(((str *)0)->mem)) */ |
| 58 | |
| 59 | typedef struct { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 60 | PyObject_HEAD |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 61 | int x_fd; /* The open file */ |
| 62 | int x_icount; /* # samples read */ |
| 63 | int x_ocount; /* # samples written */ |
| 64 | int x_isctl; /* True if control device */ |
| 65 | |
| 66 | } sadobject; |
| 67 | |
| 68 | typedef struct { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 69 | PyObject_HEAD |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 70 | audio_info_t ai; |
| 71 | } sadstatusobject; |
| 72 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 73 | staticforward PyTypeObject Sadtype; |
| 74 | staticforward PyTypeObject Sadstatustype; |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 75 | static sadstatusobject *sads_alloc(); /* Forward */ |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 76 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 77 | static PyObject *SunAudioError; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 78 | |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 79 | #define is_sadobject(v) ((v)->ob_type == &Sadtype) |
| 80 | #define is_sadstatusobject(v) ((v)->ob_type == &Sadstatustype) |
| 81 | |
Barry Warsaw | b0d1b06 | 1998-10-31 22:52:54 +0000 | [diff] [blame] | 82 | |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 83 | static sadobject * |
| 84 | newsadobject(arg) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 85 | PyObject *arg; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 86 | { |
| 87 | sadobject *xp; |
| 88 | int fd; |
| 89 | char *mode; |
| 90 | int imode; |
Barry Warsaw | b0d1b06 | 1998-10-31 22:52:54 +0000 | [diff] [blame] | 91 | char* basedev; |
| 92 | char* ctldev; |
| 93 | char* opendev; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 94 | |
| 95 | /* Check arg for r/w/rw */ |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 96 | if (!PyArg_Parse(arg, "s", &mode)) |
| 97 | return NULL; |
| 98 | if (strcmp(mode, "r") == 0) |
| 99 | imode = 0; |
| 100 | else if (strcmp(mode, "w") == 0) |
| 101 | imode = 1; |
| 102 | else if (strcmp(mode, "rw") == 0) |
| 103 | imode = 2; |
| 104 | else if (strcmp(mode, "control") == 0) |
| 105 | imode = -1; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 106 | else { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 107 | PyErr_SetString(SunAudioError, |
| 108 | "Mode should be one of 'r', 'w', 'rw' or 'control'"); |
| 109 | return NULL; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 110 | } |
| 111 | |
Barry Warsaw | b0d1b06 | 1998-10-31 22:52:54 +0000 | [diff] [blame] | 112 | /* Open the correct device. The base device name comes from the |
| 113 | * AUDIODEV environment variable first, then /dev/audio. The |
| 114 | * control device tacks "ctl" onto the base device name. |
| 115 | */ |
| 116 | basedev = getenv("AUDIODEV"); |
| 117 | if (!basedev) |
| 118 | basedev = "/dev/audio"; |
| 119 | ctldev = PyMem_NEW(char, strlen(basedev) + 4); |
| 120 | if (!ctldev) { |
| 121 | PyErr_NoMemory(); |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 122 | return NULL; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 123 | } |
Barry Warsaw | b0d1b06 | 1998-10-31 22:52:54 +0000 | [diff] [blame] | 124 | strcpy(ctldev, basedev); |
| 125 | strcat(ctldev, "ctl"); |
| 126 | |
| 127 | if (imode < 0) { |
| 128 | opendev = ctldev; |
| 129 | fd = open(ctldev, 2); |
| 130 | } |
| 131 | else { |
| 132 | opendev = basedev; |
| 133 | fd = open(basedev, imode); |
| 134 | } |
| 135 | if (fd < 0) { |
| 136 | PyErr_SetFromErrnoWithFilename(SunAudioError, opendev); |
| 137 | return NULL; |
| 138 | } |
| 139 | PyMem_DEL(ctldev); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 140 | |
| 141 | /* Create and initialize the object */ |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 142 | xp = PyObject_NEW(sadobject, &Sadtype); |
Barry Warsaw | 42185a2 | 1997-01-09 22:29:57 +0000 | [diff] [blame] | 143 | if (xp == NULL) { |
| 144 | close(fd); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 145 | return NULL; |
Barry Warsaw | 42185a2 | 1997-01-09 22:29:57 +0000 | [diff] [blame] | 146 | } |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 147 | xp->x_fd = fd; |
| 148 | xp->x_icount = xp->x_ocount = 0; |
| 149 | xp->x_isctl = (imode < 0); |
| 150 | |
| 151 | return xp; |
| 152 | } |
| 153 | |
| 154 | /* Sad methods */ |
| 155 | |
| 156 | static void |
| 157 | sad_dealloc(xp) |
| 158 | sadobject *xp; |
| 159 | { |
| 160 | close(xp->x_fd); |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 161 | PyMem_DEL(xp); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 162 | } |
| 163 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 164 | static PyObject * |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 165 | sad_read(self, args) |
| 166 | sadobject *self; |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 167 | PyObject *args; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 168 | { |
| 169 | int size, count; |
| 170 | char *cp; |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 171 | PyObject *rv; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 172 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 173 | if (!PyArg_Parse(args, "i", &size)) |
| 174 | return NULL; |
| 175 | rv = PyString_FromStringAndSize(NULL, size); |
| 176 | if (rv == NULL) |
| 177 | return NULL; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 178 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 179 | if (!(cp = PyString_AsString(rv))) |
| 180 | goto finally; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 181 | |
| 182 | count = read(self->x_fd, cp, size); |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 183 | if (count < 0) { |
| 184 | PyErr_SetFromErrno(SunAudioError); |
| 185 | goto finally; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 186 | } |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 187 | #if 0 |
| 188 | /* TBD: why print this message if you can handle the condition? |
Barry Warsaw | 42185a2 | 1997-01-09 22:29:57 +0000 | [diff] [blame] | 189 | * assume it's debugging info which we can just as well get rid |
| 190 | * of. in any case this message should *not* be using printf! |
| 191 | */ |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 192 | if (count != size) |
| 193 | printf("sunaudio: funny read rv %d wtd %d\n", count, size); |
| 194 | #endif |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 195 | self->x_icount += count; |
| 196 | return rv; |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 197 | |
| 198 | finally: |
| 199 | Py_DECREF(rv); |
| 200 | return NULL; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 201 | } |
| 202 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 203 | static PyObject * |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 204 | sad_write(self, args) |
| 205 | sadobject *self; |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 206 | PyObject *args; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 207 | { |
| 208 | char *cp; |
| 209 | int count, size; |
| 210 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 211 | if (!PyArg_Parse(args, "s#", &cp, &size)) |
| 212 | return NULL; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 213 | |
| 214 | count = write(self->x_fd, cp, size); |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 215 | if (count < 0) { |
| 216 | PyErr_SetFromErrno(SunAudioError); |
| 217 | return NULL; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 218 | } |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 219 | #if 0 |
| 220 | if (count != size) |
| 221 | printf("sunaudio: funny write rv %d wanted %d\n", count, size); |
| 222 | #endif |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 223 | self->x_ocount += count; |
| 224 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 225 | Py_INCREF(Py_None); |
| 226 | return Py_None; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 227 | } |
| 228 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 229 | static PyObject * |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 230 | sad_getinfo(self, args) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 231 | sadobject *self; |
| 232 | PyObject *args; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 233 | { |
| 234 | sadstatusobject *rv; |
| 235 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 236 | if (!PyArg_Parse(args, "")) |
| 237 | return NULL; |
Barry Warsaw | 42185a2 | 1997-01-09 22:29:57 +0000 | [diff] [blame] | 238 | if (!(rv = sads_alloc())) |
| 239 | return NULL; |
| 240 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 241 | if (ioctl(self->x_fd, AUDIO_GETINFO, &rv->ai) < 0) { |
| 242 | PyErr_SetFromErrno(SunAudioError); |
| 243 | Py_DECREF(rv); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 244 | return NULL; |
| 245 | } |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 246 | return (PyObject *)rv; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 247 | } |
| 248 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 249 | static PyObject * |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 250 | sad_setinfo(self, arg) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 251 | sadobject *self; |
| 252 | sadstatusobject *arg; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 253 | { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 254 | if (!is_sadstatusobject(arg)) { |
| 255 | PyErr_SetString(PyExc_TypeError, |
| 256 | "Must be sun audio status object"); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 257 | return NULL; |
| 258 | } |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 259 | if (ioctl(self->x_fd, AUDIO_SETINFO, &arg->ai) < 0) { |
| 260 | PyErr_SetFromErrno(SunAudioError); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 261 | return NULL; |
| 262 | } |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 263 | Py_INCREF(Py_None); |
| 264 | return Py_None; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 265 | } |
| 266 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 267 | static PyObject * |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 268 | sad_ibufcount(self, args) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 269 | sadobject *self; |
| 270 | PyObject *args; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 271 | { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 272 | audio_info_t ai; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 273 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 274 | if (!PyArg_Parse(args, "")) |
| 275 | return NULL; |
| 276 | if (ioctl(self->x_fd, AUDIO_GETINFO, &ai) < 0) { |
| 277 | PyErr_SetFromErrno(SunAudioError); |
| 278 | return NULL; |
| 279 | } |
| 280 | return PyInt_FromLong(ai.record.samples - self->x_icount); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 281 | } |
| 282 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 283 | static PyObject * |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 284 | sad_obufcount(self, args) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 285 | sadobject *self; |
| 286 | PyObject *args; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 287 | { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 288 | audio_info_t ai; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 289 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 290 | if (!PyArg_Parse(args, "")) |
| 291 | return NULL; |
| 292 | if (ioctl(self->x_fd, AUDIO_GETINFO, &ai) < 0) { |
| 293 | PyErr_SetFromErrno(SunAudioError); |
| 294 | return NULL; |
| 295 | } |
Guido van Rossum | 1e0b19e | 1997-04-11 15:23:52 +0000 | [diff] [blame] | 296 | /* x_ocount is in bytes, wheras play.samples is in frames */ |
| 297 | /* we want frames */ |
| 298 | return PyInt_FromLong(self->x_ocount / (ai.play.channels * |
| 299 | ai.play.precision / 8) - |
| 300 | ai.play.samples); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 301 | } |
| 302 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 303 | static PyObject * |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 304 | sad_drain(self, args) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 305 | sadobject *self; |
| 306 | PyObject *args; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 307 | { |
| 308 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 309 | if (!PyArg_Parse(args, "")) |
| 310 | return NULL; |
| 311 | if (ioctl(self->x_fd, AUDIO_DRAIN, 0) < 0) { |
| 312 | PyErr_SetFromErrno(SunAudioError); |
| 313 | return NULL; |
| 314 | } |
| 315 | Py_INCREF(Py_None); |
| 316 | return Py_None; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 317 | } |
| 318 | |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 319 | #ifdef SOLARIS |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 320 | static PyObject * |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 321 | sad_getdev(self, args) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 322 | sadobject *self; |
| 323 | PyObject *args; |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 324 | { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 325 | struct audio_device ad; |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 326 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 327 | if (!PyArg_Parse(args, "")) |
| 328 | return NULL; |
| 329 | if (ioctl(self->x_fd, AUDIO_GETDEV, &ad) < 0) { |
| 330 | PyErr_SetFromErrno(SunAudioError); |
| 331 | return NULL; |
| 332 | } |
| 333 | return Py_BuildValue("(sss)", ad.name, ad.version, ad.config); |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 334 | } |
| 335 | #endif |
| 336 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 337 | static PyObject * |
Guido van Rossum | 234f942 | 1993-06-17 12:35:49 +0000 | [diff] [blame] | 338 | sad_flush(self, args) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 339 | sadobject *self; |
| 340 | PyObject *args; |
Guido van Rossum | 234f942 | 1993-06-17 12:35:49 +0000 | [diff] [blame] | 341 | { |
| 342 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 343 | if (!PyArg_Parse(args, "")) |
| 344 | return NULL; |
| 345 | if (ioctl(self->x_fd, I_FLUSH, FLUSHW) < 0) { |
| 346 | PyErr_SetFromErrno(SunAudioError); |
| 347 | return NULL; |
| 348 | } |
| 349 | Py_INCREF(Py_None); |
| 350 | return Py_None; |
Guido van Rossum | 234f942 | 1993-06-17 12:35:49 +0000 | [diff] [blame] | 351 | } |
| 352 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 353 | static PyObject * |
Guido van Rossum | 234f942 | 1993-06-17 12:35:49 +0000 | [diff] [blame] | 354 | sad_close(self, args) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 355 | sadobject *self; |
| 356 | PyObject *args; |
Guido van Rossum | 234f942 | 1993-06-17 12:35:49 +0000 | [diff] [blame] | 357 | { |
| 358 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 359 | if (!PyArg_Parse(args, "")) |
| 360 | return NULL; |
| 361 | if (self->x_fd >= 0) { |
| 362 | close(self->x_fd); |
| 363 | self->x_fd = -1; |
| 364 | } |
| 365 | Py_INCREF(Py_None); |
| 366 | return Py_None; |
Guido van Rossum | 234f942 | 1993-06-17 12:35:49 +0000 | [diff] [blame] | 367 | } |
| 368 | |
Barry Warsaw | b0d1b06 | 1998-10-31 22:52:54 +0000 | [diff] [blame] | 369 | static PyObject * |
| 370 | sad_fileno(self, args) |
| 371 | sadobject *self; |
| 372 | PyObject *args; |
| 373 | { |
| 374 | if (!PyArg_Parse(args, "")) |
| 375 | return NULL; |
| 376 | |
| 377 | return PyInt_FromLong(self->x_fd); |
| 378 | } |
| 379 | |
| 380 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 381 | static PyMethodDef sad_methods[] = { |
| 382 | { "read", (PyCFunction)sad_read }, |
| 383 | { "write", (PyCFunction)sad_write }, |
| 384 | { "ibufcount", (PyCFunction)sad_ibufcount }, |
| 385 | { "obufcount", (PyCFunction)sad_obufcount }, |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 386 | #define CTL_METHODS 4 |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 387 | { "getinfo", (PyCFunction)sad_getinfo }, |
| 388 | { "setinfo", (PyCFunction)sad_setinfo }, |
| 389 | { "drain", (PyCFunction)sad_drain }, |
| 390 | { "flush", (PyCFunction)sad_flush }, |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 391 | #ifdef SOLARIS |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 392 | { "getdev", (PyCFunction)sad_getdev }, |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 393 | #endif |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 394 | { "close", (PyCFunction)sad_close }, |
Barry Warsaw | b0d1b06 | 1998-10-31 22:52:54 +0000 | [diff] [blame] | 395 | { "fileno", (PyCFunction)sad_fileno }, |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 396 | {NULL, NULL} /* sentinel */ |
| 397 | }; |
| 398 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 399 | static PyObject * |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 400 | sad_getattr(xp, name) |
| 401 | sadobject *xp; |
| 402 | char *name; |
| 403 | { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 404 | if (xp->x_isctl) |
| 405 | return Py_FindMethod(sad_methods+CTL_METHODS, |
| 406 | (PyObject *)xp, name); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 407 | else |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 408 | return Py_FindMethod(sad_methods, (PyObject *)xp, name); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 409 | } |
| 410 | |
| 411 | /* ----------------------------------------------------------------- */ |
| 412 | |
| 413 | static sadstatusobject * |
| 414 | sads_alloc() { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 415 | return PyObject_NEW(sadstatusobject, &Sadstatustype); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 416 | } |
| 417 | |
| 418 | static void |
| 419 | sads_dealloc(xp) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 420 | sadstatusobject *xp; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 421 | { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 422 | PyMem_DEL(xp); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 423 | } |
| 424 | |
| 425 | #define OFF(x) offsetof(audio_info_t,x) |
| 426 | static struct memberlist sads_ml[] = { |
| 427 | { "i_sample_rate", T_UINT, OFF(record.sample_rate) }, |
| 428 | { "i_channels", T_UINT, OFF(record.channels) }, |
| 429 | { "i_precision", T_UINT, OFF(record.precision) }, |
| 430 | { "i_encoding", T_UINT, OFF(record.encoding) }, |
| 431 | { "i_gain", T_UINT, OFF(record.gain) }, |
| 432 | { "i_port", T_UINT, OFF(record.port) }, |
| 433 | { "i_samples", T_UINT, OFF(record.samples) }, |
| 434 | { "i_eof", T_UINT, OFF(record.eof) }, |
| 435 | { "i_pause", T_UBYTE, OFF(record.pause) }, |
| 436 | { "i_error", T_UBYTE, OFF(record.error) }, |
| 437 | { "i_waiting", T_UBYTE, OFF(record.waiting) }, |
| 438 | { "i_open", T_UBYTE, OFF(record.open) , RO}, |
| 439 | { "i_active", T_UBYTE, OFF(record.active) , RO}, |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 440 | #ifdef SOLARIS |
| 441 | { "i_buffer_size", T_UINT, OFF(record.buffer_size) }, |
| 442 | { "i_balance", T_UBYTE, OFF(record.balance) }, |
| 443 | { "i_avail_ports", T_UINT, OFF(record.avail_ports) }, |
| 444 | #endif |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 445 | |
| 446 | { "o_sample_rate", T_UINT, OFF(play.sample_rate) }, |
| 447 | { "o_channels", T_UINT, OFF(play.channels) }, |
| 448 | { "o_precision", T_UINT, OFF(play.precision) }, |
| 449 | { "o_encoding", T_UINT, OFF(play.encoding) }, |
| 450 | { "o_gain", T_UINT, OFF(play.gain) }, |
| 451 | { "o_port", T_UINT, OFF(play.port) }, |
| 452 | { "o_samples", T_UINT, OFF(play.samples) }, |
| 453 | { "o_eof", T_UINT, OFF(play.eof) }, |
| 454 | { "o_pause", T_UBYTE, OFF(play.pause) }, |
| 455 | { "o_error", T_UBYTE, OFF(play.error) }, |
| 456 | { "o_waiting", T_UBYTE, OFF(play.waiting) }, |
| 457 | { "o_open", T_UBYTE, OFF(play.open) , RO}, |
| 458 | { "o_active", T_UBYTE, OFF(play.active) , RO}, |
Sjoerd Mullender | 66bca32 | 1993-12-03 16:54:45 +0000 | [diff] [blame] | 459 | #ifdef SOLARIS |
| 460 | { "o_buffer_size", T_UINT, OFF(play.buffer_size) }, |
| 461 | { "o_balance", T_UBYTE, OFF(play.balance) }, |
| 462 | { "o_avail_ports", T_UINT, OFF(play.avail_ports) }, |
| 463 | #endif |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 464 | |
| 465 | { "monitor_gain", T_UINT, OFF(monitor_gain) }, |
| 466 | { NULL, 0, 0}, |
| 467 | }; |
| 468 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 469 | static PyObject * |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 470 | sads_getattr(xp, name) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 471 | sadstatusobject *xp; |
| 472 | char *name; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 473 | { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 474 | return PyMember_Get((char *)&xp->ai, sads_ml, name); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 475 | } |
| 476 | |
| 477 | static int |
| 478 | sads_setattr(xp, name, v) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 479 | sadstatusobject *xp; |
| 480 | char *name; |
| 481 | PyObject *v; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 482 | { |
Guido van Rossum | 94472a0 | 1992-09-04 09:45:18 +0000 | [diff] [blame] | 483 | |
| 484 | if (v == NULL) { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 485 | PyErr_SetString(PyExc_TypeError, |
| 486 | "can't delete sun audio status attributes"); |
Guido van Rossum | f156f50 | 1996-09-11 23:31:23 +0000 | [diff] [blame] | 487 | return -1; |
Guido van Rossum | 94472a0 | 1992-09-04 09:45:18 +0000 | [diff] [blame] | 488 | } |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 489 | return PyMember_Set((char *)&xp->ai, sads_ml, name, v); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 490 | } |
| 491 | |
| 492 | /* ------------------------------------------------------------------- */ |
| 493 | |
| 494 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 495 | static PyTypeObject Sadtype = { |
| 496 | PyObject_HEAD_INIT(&PyType_Type) |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 497 | 0, /*ob_size*/ |
| 498 | "sun_audio_device", /*tp_name*/ |
| 499 | sizeof(sadobject), /*tp_size*/ |
| 500 | 0, /*tp_itemsize*/ |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 501 | /* methods */ |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 502 | (destructor)sad_dealloc, /*tp_dealloc*/ |
| 503 | 0, /*tp_print*/ |
| 504 | (getattrfunc)sad_getattr, /*tp_getattr*/ |
| 505 | 0, /*tp_setattr*/ |
| 506 | 0, /*tp_compare*/ |
| 507 | 0, /*tp_repr*/ |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 508 | }; |
| 509 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 510 | static PyTypeObject Sadstatustype = { |
| 511 | PyObject_HEAD_INIT(&PyType_Type) |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 512 | 0, /*ob_size*/ |
| 513 | "sun_audio_device_status", /*tp_name*/ |
| 514 | sizeof(sadstatusobject), /*tp_size*/ |
| 515 | 0, /*tp_itemsize*/ |
| 516 | /* methods */ |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 517 | (destructor)sads_dealloc, /*tp_dealloc*/ |
| 518 | 0, /*tp_print*/ |
| 519 | (getattrfunc)sads_getattr, /*tp_getattr*/ |
| 520 | (setattrfunc)sads_setattr, /*tp_setattr*/ |
| 521 | 0, /*tp_compare*/ |
| 522 | 0, /*tp_repr*/ |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 523 | }; |
| 524 | /* ------------------------------------------------------------------- */ |
| 525 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 526 | static PyObject * |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 527 | sadopen(self, args) |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 528 | PyObject *self; |
| 529 | PyObject *args; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 530 | { |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 531 | return (PyObject *)newsadobject(args); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 532 | } |
| 533 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 534 | static PyMethodDef sunaudiodev_methods[] = { |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 535 | { "open", sadopen }, |
| 536 | { 0, 0 }, |
| 537 | }; |
| 538 | |
| 539 | void |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 540 | initsunaudiodev() |
| 541 | { |
| 542 | PyObject *m, *d; |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 543 | |
Barry Warsaw | 8496d39 | 1996-12-13 00:11:04 +0000 | [diff] [blame] | 544 | m = Py_InitModule("sunaudiodev", sunaudiodev_methods); |
| 545 | d = PyModule_GetDict(m); |
Guido van Rossum | 0cb96de | 1997-10-01 04:29:29 +0000 | [diff] [blame] | 546 | SunAudioError = PyErr_NewException("sunaudiodev.error", NULL, NULL); |
Barry Warsaw | 42185a2 | 1997-01-09 22:29:57 +0000 | [diff] [blame] | 547 | if (SunAudioError) |
| 548 | PyDict_SetItemString(d, "error", SunAudioError); |
Guido van Rossum | 9c52e0f | 1992-06-03 17:06:14 +0000 | [diff] [blame] | 549 | } |