--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/symbian-qemu-0.9.1-12/python-2.6.1/Modules/sunaudiodev.c Fri Jul 31 15:01:17 2009 +0100
@@ -0,0 +1,467 @@
+
+/* Sad objects */
+
+#include "Python.h"
+#include "structmember.h"
+
+#ifdef HAVE_SYS_AUDIOIO_H
+#define SOLARIS
+#endif
+
+#ifdef HAVE_FCNTL_H
+#include <fcntl.h>
+#endif
+
+#include <stropts.h>
+#include <sys/ioctl.h>
+#ifdef SOLARIS
+#include <sys/audioio.h>
+#else
+#include <sun/audioio.h>
+#endif
+
+/* #define offsetof(str,mem) ((int)(((str *)0)->mem)) */
+
+typedef struct {
+ PyObject_HEAD
+ int x_fd; /* The open file */
+ int x_icount; /* # samples read */
+ int x_ocount; /* # samples written */
+ int x_isctl; /* True if control device */
+
+} sadobject;
+
+typedef struct {
+ PyObject_HEAD
+ audio_info_t ai;
+} sadstatusobject;
+
+static PyTypeObject Sadtype;
+static PyTypeObject Sadstatustype;
+static sadstatusobject *sads_alloc(void); /* Forward */
+
+static PyObject *SunAudioError;
+
+#define is_sadobject(v) (Py_TYPE(v) == &Sadtype)
+#define is_sadstatusobject(v) (Py_TYPE(v) == &Sadstatustype)
+
+
+static sadobject *
+newsadobject(PyObject *args)
+{
+ sadobject *xp;
+ int fd;
+ char *mode;
+ int imode;
+ char* basedev;
+ char* ctldev;
+ char* opendev;
+
+ /* Check arg for r/w/rw */
+ if (!PyArg_ParseTuple(args, "s", &mode))
+ return NULL;
+ if (strcmp(mode, "r") == 0)
+ imode = 0;
+ else if (strcmp(mode, "w") == 0)
+ imode = 1;
+ else if (strcmp(mode, "rw") == 0)
+ imode = 2;
+ else if (strcmp(mode, "control") == 0)
+ imode = -1;
+ else {
+ PyErr_SetString(SunAudioError,
+ "Mode should be one of 'r', 'w', 'rw' or 'control'");
+ return NULL;
+ }
+
+ /* Open the correct device. The base device name comes from the
+ * AUDIODEV environment variable first, then /dev/audio. The
+ * control device tacks "ctl" onto the base device name.
+ */
+ basedev = getenv("AUDIODEV");
+ if (!basedev)
+ basedev = "/dev/audio";
+ ctldev = PyMem_NEW(char, strlen(basedev) + 4);
+ if (!ctldev) {
+ PyErr_NoMemory();
+ return NULL;
+ }
+ strcpy(ctldev, basedev);
+ strcat(ctldev, "ctl");
+
+ if (imode < 0) {
+ opendev = ctldev;
+ fd = open(ctldev, 2);
+ }
+ else {
+ opendev = basedev;
+ fd = open(basedev, imode);
+ }
+ if (fd < 0) {
+ PyErr_SetFromErrnoWithFilename(SunAudioError, opendev);
+ PyMem_DEL(ctldev);
+ return NULL;
+ }
+ PyMem_DEL(ctldev);
+
+ /* Create and initialize the object */
+ xp = PyObject_New(sadobject, &Sadtype);
+ if (xp == NULL) {
+ close(fd);
+ return NULL;
+ }
+ xp->x_fd = fd;
+ xp->x_icount = xp->x_ocount = 0;
+ xp->x_isctl = (imode < 0);
+
+ return xp;
+}
+
+/* Sad methods */
+
+static void
+sad_dealloc(sadobject *xp)
+{
+ close(xp->x_fd);
+ PyObject_Del(xp);
+}
+
+static PyObject *
+sad_read(sadobject *self, PyObject *args)
+{
+ int size, count;
+ char *cp;
+ PyObject *rv;
+
+ if (!PyArg_ParseTuple(args, "i:read", &size))
+ return NULL;
+ rv = PyString_FromStringAndSize(NULL, size);
+ if (rv == NULL)
+ return NULL;
+
+ if (!(cp = PyString_AsString(rv)))
+ goto finally;
+
+ count = read(self->x_fd, cp, size);
+ if (count < 0) {
+ PyErr_SetFromErrno(SunAudioError);
+ goto finally;
+ }
+#if 0
+ /* TBD: why print this message if you can handle the condition?
+ * assume it's debugging info which we can just as well get rid
+ * of. in any case this message should *not* be using printf!
+ */
+ if (count != size)
+ printf("sunaudio: funny read rv %d wtd %d\n", count, size);
+#endif
+ self->x_icount += count;
+ return rv;
+
+ finally:
+ Py_DECREF(rv);
+ return NULL;
+}
+
+static PyObject *
+sad_write(sadobject *self, PyObject *args)
+{
+ char *cp;
+ int count, size;
+
+ if (!PyArg_ParseTuple(args, "s#:write", &cp, &size))
+ return NULL;
+
+ count = write(self->x_fd, cp, size);
+ if (count < 0) {
+ PyErr_SetFromErrno(SunAudioError);
+ return NULL;
+ }
+#if 0
+ if (count != size)
+ printf("sunaudio: funny write rv %d wanted %d\n", count, size);
+#endif
+ self->x_ocount += count;
+
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
+static PyObject *
+sad_getinfo(sadobject *self)
+{
+ sadstatusobject *rv;
+
+ if (!(rv = sads_alloc()))
+ return NULL;
+
+ if (ioctl(self->x_fd, AUDIO_GETINFO, &rv->ai) < 0) {
+ PyErr_SetFromErrno(SunAudioError);
+ Py_DECREF(rv);
+ return NULL;
+ }
+ return (PyObject *)rv;
+}
+
+static PyObject *
+sad_setinfo(sadobject *self, sadstatusobject *arg)
+{
+ if (!is_sadstatusobject(arg)) {
+ PyErr_SetString(PyExc_TypeError,
+ "Must be sun audio status object");
+ return NULL;
+ }
+ if (ioctl(self->x_fd, AUDIO_SETINFO, &arg->ai) < 0) {
+ PyErr_SetFromErrno(SunAudioError);
+ return NULL;
+ }
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
+static PyObject *
+sad_ibufcount(sadobject *self)
+{
+ audio_info_t ai;
+
+ if (ioctl(self->x_fd, AUDIO_GETINFO, &ai) < 0) {
+ PyErr_SetFromErrno(SunAudioError);
+ return NULL;
+ }
+ return PyInt_FromLong(ai.record.samples - self->x_icount);
+}
+
+static PyObject *
+sad_obufcount(sadobject *self)
+{
+ audio_info_t ai;
+
+ if (ioctl(self->x_fd, AUDIO_GETINFO, &ai) < 0) {
+ PyErr_SetFromErrno(SunAudioError);
+ return NULL;
+ }
+ /* x_ocount is in bytes, whereas play.samples is in frames */
+ /* we want frames */
+ return PyInt_FromLong(self->x_ocount / (ai.play.channels *
+ ai.play.precision / 8) -
+ ai.play.samples);
+}
+
+static PyObject *
+sad_drain(sadobject *self)
+{
+ if (ioctl(self->x_fd, AUDIO_DRAIN, 0) < 0) {
+ PyErr_SetFromErrno(SunAudioError);
+ return NULL;
+ }
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
+#ifdef SOLARIS
+static PyObject *
+sad_getdev(sadobject *self)
+{
+ struct audio_device ad;
+
+ if (ioctl(self->x_fd, AUDIO_GETDEV, &ad) < 0) {
+ PyErr_SetFromErrno(SunAudioError);
+ return NULL;
+ }
+ return Py_BuildValue("(sss)", ad.name, ad.version, ad.config);
+}
+#endif
+
+static PyObject *
+sad_flush(sadobject *self)
+{
+ if (ioctl(self->x_fd, I_FLUSH, FLUSHW) < 0) {
+ PyErr_SetFromErrno(SunAudioError);
+ return NULL;
+ }
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
+static PyObject *
+sad_close(sadobject *self)
+{
+
+ if (self->x_fd >= 0) {
+ close(self->x_fd);
+ self->x_fd = -1;
+ }
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
+static PyObject *
+sad_fileno(sadobject *self)
+{
+ return PyInt_FromLong(self->x_fd);
+}
+
+
+static PyMethodDef sad_methods[] = {
+ { "read", (PyCFunction)sad_read, METH_VARARGS },
+ { "write", (PyCFunction)sad_write, METH_VARARGS },
+ { "ibufcount", (PyCFunction)sad_ibufcount, METH_NOARGS },
+ { "obufcount", (PyCFunction)sad_obufcount, METH_NOARGS },
+#define CTL_METHODS 4
+ { "getinfo", (PyCFunction)sad_getinfo, METH_NOARGS },
+ { "setinfo", (PyCFunction)sad_setinfo, METH_O},
+ { "drain", (PyCFunction)sad_drain, METH_NOARGS },
+ { "flush", (PyCFunction)sad_flush, METH_NOARGS },
+#ifdef SOLARIS
+ { "getdev", (PyCFunction)sad_getdev, METH_NOARGS },
+#endif
+ { "close", (PyCFunction)sad_close, METH_NOARGS },
+ { "fileno", (PyCFunction)sad_fileno, METH_NOARGS },
+ {NULL, NULL} /* sentinel */
+};
+
+static PyObject *
+sad_getattr(sadobject *xp, char *name)
+{
+ if (xp->x_isctl)
+ return Py_FindMethod(sad_methods+CTL_METHODS,
+ (PyObject *)xp, name);
+ else
+ return Py_FindMethod(sad_methods, (PyObject *)xp, name);
+}
+
+/* ----------------------------------------------------------------- */
+
+static sadstatusobject *
+sads_alloc(void) {
+ return PyObject_New(sadstatusobject, &Sadstatustype);
+}
+
+static void
+sads_dealloc(sadstatusobject *xp)
+{
+ PyMem_DEL(xp);
+}
+
+#define OFF(x) offsetof(audio_info_t,x)
+static struct memberlist sads_ml[] = {
+ { "i_sample_rate", T_UINT, OFF(record.sample_rate) },
+ { "i_channels", T_UINT, OFF(record.channels) },
+ { "i_precision", T_UINT, OFF(record.precision) },
+ { "i_encoding", T_UINT, OFF(record.encoding) },
+ { "i_gain", T_UINT, OFF(record.gain) },
+ { "i_port", T_UINT, OFF(record.port) },
+ { "i_samples", T_UINT, OFF(record.samples) },
+ { "i_eof", T_UINT, OFF(record.eof) },
+ { "i_pause", T_UBYTE, OFF(record.pause) },
+ { "i_error", T_UBYTE, OFF(record.error) },
+ { "i_waiting", T_UBYTE, OFF(record.waiting) },
+ { "i_open", T_UBYTE, OFF(record.open) , RO},
+ { "i_active", T_UBYTE, OFF(record.active) , RO},
+#ifdef SOLARIS
+ { "i_buffer_size", T_UINT, OFF(record.buffer_size) },
+ { "i_balance", T_UBYTE, OFF(record.balance) },
+ { "i_avail_ports", T_UINT, OFF(record.avail_ports) },
+#endif
+
+ { "o_sample_rate", T_UINT, OFF(play.sample_rate) },
+ { "o_channels", T_UINT, OFF(play.channels) },
+ { "o_precision", T_UINT, OFF(play.precision) },
+ { "o_encoding", T_UINT, OFF(play.encoding) },
+ { "o_gain", T_UINT, OFF(play.gain) },
+ { "o_port", T_UINT, OFF(play.port) },
+ { "o_samples", T_UINT, OFF(play.samples) },
+ { "o_eof", T_UINT, OFF(play.eof) },
+ { "o_pause", T_UBYTE, OFF(play.pause) },
+ { "o_error", T_UBYTE, OFF(play.error) },
+ { "o_waiting", T_UBYTE, OFF(play.waiting) },
+ { "o_open", T_UBYTE, OFF(play.open) , RO},
+ { "o_active", T_UBYTE, OFF(play.active) , RO},
+#ifdef SOLARIS
+ { "o_buffer_size", T_UINT, OFF(play.buffer_size) },
+ { "o_balance", T_UBYTE, OFF(play.balance) },
+ { "o_avail_ports", T_UINT, OFF(play.avail_ports) },
+#endif
+
+ { "monitor_gain", T_UINT, OFF(monitor_gain) },
+ { NULL, 0, 0},
+};
+
+static PyObject *
+sads_getattr(sadstatusobject *xp, char *name)
+{
+ return PyMember_Get((char *)&xp->ai, sads_ml, name);
+}
+
+static int
+sads_setattr(sadstatusobject *xp, char *name, PyObject *v)
+{
+
+ if (v == NULL) {
+ PyErr_SetString(PyExc_TypeError,
+ "can't delete sun audio status attributes");
+ return -1;
+ }
+ return PyMember_Set((char *)&xp->ai, sads_ml, name, v);
+}
+
+/* ------------------------------------------------------------------- */
+
+
+static PyTypeObject Sadtype = {
+ PyVarObject_HEAD_INIT(&PyType_Type, 0)
+ "sunaudiodev.sun_audio_device", /*tp_name*/
+ sizeof(sadobject), /*tp_size*/
+ 0, /*tp_itemsize*/
+ /* methods */
+ (destructor)sad_dealloc, /*tp_dealloc*/
+ 0, /*tp_print*/
+ (getattrfunc)sad_getattr, /*tp_getattr*/
+ 0, /*tp_setattr*/
+ 0, /*tp_compare*/
+ 0, /*tp_repr*/
+};
+
+static PyTypeObject Sadstatustype = {
+ PyVarObject_HEAD_INIT(&PyType_Type, 0)
+ "sunaudiodev.sun_audio_device_status", /*tp_name*/
+ sizeof(sadstatusobject), /*tp_size*/
+ 0, /*tp_itemsize*/
+ /* methods */
+ (destructor)sads_dealloc, /*tp_dealloc*/
+ 0, /*tp_print*/
+ (getattrfunc)sads_getattr, /*tp_getattr*/
+ (setattrfunc)sads_setattr, /*tp_setattr*/
+ 0, /*tp_compare*/
+ 0, /*tp_repr*/
+};
+/* ------------------------------------------------------------------- */
+
+static PyObject *
+sadopen(PyObject *self, PyObject *args)
+{
+ return (PyObject *)newsadobject(args);
+}
+
+static PyMethodDef sunaudiodev_methods[] = {
+ { "open", sadopen, METH_VARARGS },
+ { 0, 0 },
+};
+
+void
+initsunaudiodev(void)
+{
+ PyObject *m, *d;
+
+ if (PyErr_WarnPy3k("the sunaudiodev module has been removed in "
+ "Python 3.0", 2) < 0)
+ return;
+
+ m = Py_InitModule("sunaudiodev", sunaudiodev_methods);
+ if (m == NULL)
+ return;
+ d = PyModule_GetDict(m);
+ SunAudioError = PyErr_NewException("sunaudiodev.error", NULL, NULL);
+ if (SunAudioError)
+ PyDict_SetItemString(d, "error", SunAudioError);
+}