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https://github.com/python/cpython.git
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890 lines
20 KiB
C
890 lines
20 KiB
C
/**********************************************************
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Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
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The Netherlands.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the names of Stichting Mathematisch
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Centrum or CWI or Corporation for National Research Initiatives or
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CNRI not be used in advertising or publicity pertaining to
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distribution of the software without specific, written prior
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permission.
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While CWI is the initial source for this software, a modified version
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is made available by the Corporation for National Research Initiatives
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(CNRI) at the Internet address ftp://ftp.python.org.
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STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
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REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
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CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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PERFORMANCE OF THIS SOFTWARE.
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******************************************************************/
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/* CD module -- interface to Mark Callow's and Roger Chickering's */
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/* CD Audio Library (CD). */
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#include <sys/types.h>
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#include <cdaudio.h>
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#include "Python.h"
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#define NCALLBACKS 8
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typedef struct {
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PyObject_HEAD
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CDPLAYER *ob_cdplayer;
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} cdplayerobject;
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static PyObject *CdError; /* exception cd.error */
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static PyObject *
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CD_allowremoval(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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if (!PyArg_ParseTuple(args, ""))
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return NULL;
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CDallowremoval(self->ob_cdplayer);
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyObject *
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CD_preventremoval(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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if (!PyArg_ParseTuple(args, ""))
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return NULL;
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CDpreventremoval(self->ob_cdplayer);
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyObject *
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CD_bestreadsize(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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if (!PyArg_ParseTuple(args, ""))
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return NULL;
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return PyInt_FromLong((long) CDbestreadsize(self->ob_cdplayer));
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}
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static PyObject *
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CD_close(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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if (!PyArg_ParseTuple(args, ""))
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return NULL;
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if (!CDclose(self->ob_cdplayer)) {
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PyErr_SetFromErrno(CdError); /* XXX - ??? */
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return NULL;
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}
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self->ob_cdplayer = NULL;
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyObject *
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CD_eject(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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CDSTATUS status;
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if (!PyArg_ParseTuple(args, ""))
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return NULL;
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if (!CDeject(self->ob_cdplayer)) {
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if (CDgetstatus(self->ob_cdplayer, &status) &&
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status.state == CD_NODISC)
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PyErr_SetString(CdError, "no disc in player");
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else
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PyErr_SetString(CdError, "eject failed");
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return NULL;
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}
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyObject *
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CD_getstatus(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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CDSTATUS status;
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if (!PyArg_ParseTuple(args, ""))
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return NULL;
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if (!CDgetstatus(self->ob_cdplayer, &status)) {
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PyErr_SetFromErrno(CdError); /* XXX - ??? */
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return NULL;
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}
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return Py_BuildValue("(ii(iii)(iii)(iii)iiii)", status.state,
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status.track, status.min, status.sec, status.frame,
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status.abs_min, status.abs_sec, status.abs_frame,
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status.total_min, status.total_sec, status.total_frame,
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status.first, status.last, status.scsi_audio,
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status.cur_block);
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}
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static PyObject *
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CD_gettrackinfo(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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int track;
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CDTRACKINFO info;
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CDSTATUS status;
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if (!PyArg_ParseTuple(args, "i", &track))
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return NULL;
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if (!CDgettrackinfo(self->ob_cdplayer, track, &info)) {
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if (CDgetstatus(self->ob_cdplayer, &status) &&
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status.state == CD_NODISC)
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PyErr_SetString(CdError, "no disc in player");
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else
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PyErr_SetString(CdError, "gettrackinfo failed");
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return NULL;
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}
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return Py_BuildValue("((iii)(iii))",
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info.start_min, info.start_sec, info.start_frame,
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info.total_min, info.total_sec, info.total_frame);
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}
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static PyObject *
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CD_msftoblock(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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int min, sec, frame;
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if (!PyArg_ParseTuple(args, "iii", &min, &sec, &frame))
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return NULL;
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return PyInt_FromLong((long) CDmsftoblock(self->ob_cdplayer,
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min, sec, frame));
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}
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static PyObject *
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CD_play(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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int start, play;
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CDSTATUS status;
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if (!PyArg_ParseTuple(args, "ii", &start, &play))
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return NULL;
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if (!CDplay(self->ob_cdplayer, start, play)) {
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if (CDgetstatus(self->ob_cdplayer, &status) &&
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status.state == CD_NODISC)
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PyErr_SetString(CdError, "no disc in player");
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else
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PyErr_SetString(CdError, "play failed");
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return NULL;
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}
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyObject *
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CD_playabs(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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int min, sec, frame, play;
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CDSTATUS status;
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if (!PyArg_ParseTuple(args, "iiii", &min, &sec, &frame, &play))
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return NULL;
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if (!CDplayabs(self->ob_cdplayer, min, sec, frame, play)) {
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if (CDgetstatus(self->ob_cdplayer, &status) &&
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status.state == CD_NODISC)
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PyErr_SetString(CdError, "no disc in player");
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else
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PyErr_SetString(CdError, "playabs failed");
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return NULL;
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}
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyObject *
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CD_playtrack(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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int start, play;
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CDSTATUS status;
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if (!PyArg_ParseTuple(args, "ii", &start, &play))
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return NULL;
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if (!CDplaytrack(self->ob_cdplayer, start, play)) {
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if (CDgetstatus(self->ob_cdplayer, &status) &&
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status.state == CD_NODISC)
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PyErr_SetString(CdError, "no disc in player");
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else
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PyErr_SetString(CdError, "playtrack failed");
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return NULL;
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}
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyObject *
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CD_playtrackabs(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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int track, min, sec, frame, play;
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CDSTATUS status;
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if (!PyArg_ParseTuple(args, "iiiii", &track, &min, &sec,
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&frame, &play))
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return NULL;
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if (!CDplaytrackabs(self->ob_cdplayer, track, min, sec, frame, play)) {
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if (CDgetstatus(self->ob_cdplayer, &status) &&
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status.state == CD_NODISC)
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PyErr_SetString(CdError, "no disc in player");
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else
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PyErr_SetString(CdError, "playtrackabs failed");
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return NULL;
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}
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyObject *
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CD_readda(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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int numframes, n;
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PyObject *result;
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if (!PyArg_ParseTuple(args, "i", &numframes))
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return NULL;
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result = PyString_FromStringAndSize(NULL, numframes * sizeof(CDFRAME));
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if (result == NULL)
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return NULL;
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n = CDreadda(self->ob_cdplayer,
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(CDFRAME *) PyString_AsString(result), numframes);
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if (n == -1) {
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Py_DECREF(result);
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PyErr_SetFromErrno(CdError);
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return NULL;
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}
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if (n < numframes)
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if (_PyString_Resize(&result, n * sizeof(CDFRAME)))
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return NULL;
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return result;
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}
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static PyObject *
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CD_seek(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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int min, sec, frame;
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long PyTryBlock;
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if (!PyArg_ParseTuple(args, "iii", &min, &sec, &frame))
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return NULL;
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PyTryBlock = CDseek(self->ob_cdplayer, min, sec, frame);
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if (PyTryBlock == -1) {
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PyErr_SetFromErrno(CdError);
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return NULL;
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}
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return PyInt_FromLong(PyTryBlock);
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}
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static PyObject *
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CD_seektrack(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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int track;
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long PyTryBlock;
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if (!PyArg_ParseTuple(args, "i", &track))
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return NULL;
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PyTryBlock = CDseektrack(self->ob_cdplayer, track);
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if (PyTryBlock == -1) {
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PyErr_SetFromErrno(CdError);
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return NULL;
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}
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return PyInt_FromLong(PyTryBlock);
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}
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static PyObject *
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CD_seekblock(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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unsigned long PyTryBlock;
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if (!PyArg_ParseTuple(args, "l", &PyTryBlock))
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return NULL;
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PyTryBlock = CDseekblock(self->ob_cdplayer, PyTryBlock);
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if (PyTryBlock == (unsigned long) -1) {
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PyErr_SetFromErrno(CdError);
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return NULL;
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}
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return PyInt_FromLong(PyTryBlock);
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}
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static PyObject *
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CD_stop(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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CDSTATUS status;
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if (!PyArg_ParseTuple(args, ""))
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return NULL;
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if (!CDstop(self->ob_cdplayer)) {
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if (CDgetstatus(self->ob_cdplayer, &status) &&
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status.state == CD_NODISC)
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PyErr_SetString(CdError, "no disc in player");
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else
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PyErr_SetString(CdError, "stop failed");
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return NULL;
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}
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyObject *
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CD_togglepause(self, args)
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cdplayerobject *self;
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PyObject *args;
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{
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CDSTATUS status;
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if (!PyArg_ParseTuple(args, ""))
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return NULL;
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if (!CDtogglepause(self->ob_cdplayer)) {
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if (CDgetstatus(self->ob_cdplayer, &status) &&
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status.state == CD_NODISC)
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PyErr_SetString(CdError, "no disc in player");
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else
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PyErr_SetString(CdError, "togglepause failed");
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return NULL;
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}
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyMethodDef cdplayer_methods[] = {
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{"allowremoval", (PyCFunction)CD_allowremoval, 1},
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{"bestreadsize", (PyCFunction)CD_bestreadsize, 1},
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{"close", (PyCFunction)CD_close, 1},
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{"eject", (PyCFunction)CD_eject, 1},
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{"getstatus", (PyCFunction)CD_getstatus, 1},
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{"gettrackinfo", (PyCFunction)CD_gettrackinfo, 1},
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{"msftoblock", (PyCFunction)CD_msftoblock, 1},
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{"play", (PyCFunction)CD_play, 1},
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{"playabs", (PyCFunction)CD_playabs, 1},
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{"playtrack", (PyCFunction)CD_playtrack, 1},
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{"playtrackabs", (PyCFunction)CD_playtrackabs, 1},
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{"preventremoval", (PyCFunction)CD_preventremoval, 1},
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{"readda", (PyCFunction)CD_readda, 1},
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{"seek", (PyCFunction)CD_seek, 1},
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{"seekblock", (PyCFunction)CD_seekblock, 1},
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{"seektrack", (PyCFunction)CD_seektrack, 1},
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{"stop", (PyCFunction)CD_stop, 1},
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{"togglepause", (PyCFunction)CD_togglepause, 1},
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{NULL, NULL} /* sentinel */
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};
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static void
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cdplayer_dealloc(self)
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cdplayerobject *self;
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{
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if (self->ob_cdplayer != NULL)
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CDclose(self->ob_cdplayer);
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PyMem_DEL(self);
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}
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static PyObject *
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cdplayer_getattr(self, name)
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cdplayerobject *self;
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char *name;
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{
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if (self->ob_cdplayer == NULL) {
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PyErr_SetString(PyExc_RuntimeError, "no player active");
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return NULL;
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}
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return Py_FindMethod(cdplayer_methods, (PyObject *)self, name);
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}
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PyTypeObject CdPlayertype = {
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PyObject_HEAD_INIT(&PyType_Type)
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0, /*ob_size*/
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"cdplayer", /*tp_name*/
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sizeof(cdplayerobject), /*tp_size*/
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0, /*tp_itemsize*/
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/* methods */
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(destructor)cdplayer_dealloc, /*tp_dealloc*/
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0, /*tp_print*/
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(getattrfunc)cdplayer_getattr, /*tp_getattr*/
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0, /*tp_setattr*/
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0, /*tp_compare*/
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0, /*tp_repr*/
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};
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|
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static PyObject *
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newcdplayerobject(cdp)
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CDPLAYER *cdp;
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{
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cdplayerobject *p;
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p = PyObject_NEW(cdplayerobject, &CdPlayertype);
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if (p == NULL)
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return NULL;
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p->ob_cdplayer = cdp;
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return (PyObject *) p;
|
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}
|
|
|
|
static PyObject *
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CD_open(self, args)
|
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PyObject *self, *args;
|
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{
|
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char *dev, *direction;
|
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CDPLAYER *cdp;
|
|
|
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/*
|
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* Variable number of args.
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* First defaults to "None", second defaults to "r".
|
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*/
|
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dev = NULL;
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direction = "r";
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if (!PyArg_ParseTuple(args, "|zs", &dev, &direction))
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return NULL;
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|
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cdp = CDopen(dev, direction);
|
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if (cdp == NULL) {
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PyErr_SetFromErrno(CdError);
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return NULL;
|
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}
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|
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return newcdplayerobject(cdp);
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|
}
|
|
|
|
typedef struct {
|
|
PyObject_HEAD
|
|
CDPARSER *ob_cdparser;
|
|
struct {
|
|
PyObject *ob_cdcallback;
|
|
PyObject *ob_cdcallbackarg;
|
|
} ob_cdcallbacks[NCALLBACKS];
|
|
} cdparserobject;
|
|
|
|
static void
|
|
CD_callback(arg, type, data)
|
|
void *arg;
|
|
CDDATATYPES type;
|
|
void *data;
|
|
{
|
|
PyObject *result, *args, *v = NULL;
|
|
char *p;
|
|
int i;
|
|
cdparserobject *self;
|
|
|
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self = (cdparserobject *) arg;
|
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args = PyTuple_New(3);
|
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if (args == NULL)
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return;
|
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Py_INCREF(self->ob_cdcallbacks[type].ob_cdcallbackarg);
|
|
PyTuple_SetItem(args, 0, self->ob_cdcallbacks[type].ob_cdcallbackarg);
|
|
PyTuple_SetItem(args, 1, PyInt_FromLong((long) type));
|
|
switch (type) {
|
|
case cd_audio:
|
|
v = PyString_FromStringAndSize(data, CDDA_DATASIZE);
|
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break;
|
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case cd_pnum:
|
|
case cd_index:
|
|
v = PyInt_FromLong(((CDPROGNUM *) data)->value);
|
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break;
|
|
case cd_ptime:
|
|
case cd_atime:
|
|
#define ptr ((struct cdtimecode *) data)
|
|
v = Py_BuildValue("(iii)",
|
|
ptr->mhi * 10 + ptr->mlo,
|
|
ptr->shi * 10 + ptr->slo,
|
|
ptr->fhi * 10 + ptr->flo);
|
|
#undef ptr
|
|
break;
|
|
case cd_catalog:
|
|
v = PyString_FromStringAndSize(NULL, 13);
|
|
p = PyString_AsString(v);
|
|
for (i = 0; i < 13; i++)
|
|
*p++ = ((char *) data)[i] + '0';
|
|
break;
|
|
case cd_ident:
|
|
#define ptr ((struct cdident *) data)
|
|
v = PyString_FromStringAndSize(NULL, 12);
|
|
p = PyString_AsString(v);
|
|
CDsbtoa(p, ptr->country, 2);
|
|
p += 2;
|
|
CDsbtoa(p, ptr->owner, 3);
|
|
p += 3;
|
|
*p++ = ptr->year[0] + '0';
|
|
*p++ = ptr->year[1] + '0';
|
|
*p++ = ptr->serial[0] + '0';
|
|
*p++ = ptr->serial[1] + '0';
|
|
*p++ = ptr->serial[2] + '0';
|
|
*p++ = ptr->serial[3] + '0';
|
|
*p++ = ptr->serial[4] + '0';
|
|
#undef ptr
|
|
break;
|
|
case cd_control:
|
|
v = PyInt_FromLong((long) *((unchar *) data));
|
|
break;
|
|
}
|
|
PyTuple_SetItem(args, 2, v);
|
|
if (PyErr_Occurred()) {
|
|
Py_DECREF(args);
|
|
return;
|
|
}
|
|
|
|
result = PyEval_CallObject(self->ob_cdcallbacks[type].ob_cdcallback,
|
|
args);
|
|
Py_DECREF(args);
|
|
Py_XDECREF(result);
|
|
}
|
|
|
|
static PyObject *
|
|
CD_deleteparser(self, args)
|
|
cdparserobject *self;
|
|
PyObject *args;
|
|
{
|
|
int i;
|
|
|
|
if (!PyArg_ParseTuple(args, ""))
|
|
return NULL;
|
|
|
|
CDdeleteparser(self->ob_cdparser);
|
|
self->ob_cdparser = NULL;
|
|
|
|
/* no sense in keeping the callbacks, so remove them */
|
|
for (i = 0; i < NCALLBACKS; i++) {
|
|
Py_XDECREF(self->ob_cdcallbacks[i].ob_cdcallback);
|
|
self->ob_cdcallbacks[i].ob_cdcallback = NULL;
|
|
Py_XDECREF(self->ob_cdcallbacks[i].ob_cdcallbackarg);
|
|
self->ob_cdcallbacks[i].ob_cdcallbackarg = NULL;
|
|
}
|
|
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
static PyObject *
|
|
CD_parseframe(self, args)
|
|
cdparserobject *self;
|
|
PyObject *args;
|
|
{
|
|
char *cdfp;
|
|
int length;
|
|
CDFRAME *p;
|
|
|
|
if (!PyArg_ParseTuple(args, "s#", &cdfp, &length))
|
|
return NULL;
|
|
|
|
if (length % sizeof(CDFRAME) != 0) {
|
|
PyErr_SetString(PyExc_TypeError, "bad length");
|
|
return NULL;
|
|
}
|
|
|
|
p = (CDFRAME *) cdfp;
|
|
while (length > 0) {
|
|
CDparseframe(self->ob_cdparser, p);
|
|
length -= sizeof(CDFRAME);
|
|
p++;
|
|
if (PyErr_Occurred())
|
|
return NULL;
|
|
}
|
|
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
static PyObject *
|
|
CD_removecallback(self, args)
|
|
cdparserobject *self;
|
|
PyObject *args;
|
|
{
|
|
int type;
|
|
|
|
if (!PyArg_ParseTuple(args, "i", &type))
|
|
return NULL;
|
|
|
|
if (type < 0 || type >= NCALLBACKS) {
|
|
PyErr_SetString(PyExc_TypeError, "bad type");
|
|
return NULL;
|
|
}
|
|
|
|
CDremovecallback(self->ob_cdparser, (CDDATATYPES) type);
|
|
|
|
Py_XDECREF(self->ob_cdcallbacks[type].ob_cdcallback);
|
|
self->ob_cdcallbacks[type].ob_cdcallback = NULL;
|
|
|
|
Py_XDECREF(self->ob_cdcallbacks[type].ob_cdcallbackarg);
|
|
self->ob_cdcallbacks[type].ob_cdcallbackarg = NULL;
|
|
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
static PyObject *
|
|
CD_resetparser(self, args)
|
|
cdparserobject *self;
|
|
PyObject *args;
|
|
{
|
|
if (!PyArg_ParseTuple(args, ""))
|
|
return NULL;
|
|
|
|
CDresetparser(self->ob_cdparser);
|
|
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
static PyObject *
|
|
CD_addcallback(self, args)
|
|
cdparserobject *self;
|
|
PyObject *args;
|
|
{
|
|
int type;
|
|
PyObject *func, *funcarg;
|
|
|
|
/* XXX - more work here */
|
|
if (!PyArg_ParseTuple(args, "iOO", &type, &func, &funcarg))
|
|
return NULL;
|
|
|
|
if (type < 0 || type >= NCALLBACKS) {
|
|
PyErr_SetString(PyExc_TypeError, "argument out of range");
|
|
return NULL;
|
|
}
|
|
|
|
#ifdef CDsetcallback
|
|
CDaddcallback(self->ob_cdparser, (CDDATATYPES) type, CD_callback,
|
|
(void *) self);
|
|
#else
|
|
CDsetcallback(self->ob_cdparser, (CDDATATYPES) type, CD_callback,
|
|
(void *) self);
|
|
#endif
|
|
Py_XDECREF(self->ob_cdcallbacks[type].ob_cdcallback);
|
|
Py_INCREF(func);
|
|
self->ob_cdcallbacks[type].ob_cdcallback = func;
|
|
Py_XDECREF(self->ob_cdcallbacks[type].ob_cdcallbackarg);
|
|
Py_INCREF(funcarg);
|
|
self->ob_cdcallbacks[type].ob_cdcallbackarg = funcarg;
|
|
|
|
/*
|
|
if (type == cd_audio) {
|
|
sigfpe_[_UNDERFL].repls = _ZERO;
|
|
handle_sigfpes(_ON, _EN_UNDERFL, NULL,
|
|
_ABORT_ON_ERROR, NULL);
|
|
}
|
|
*/
|
|
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
static PyMethodDef cdparser_methods[] = {
|
|
{"addcallback", (PyCFunction)CD_addcallback, 1},
|
|
{"deleteparser", (PyCFunction)CD_deleteparser, 1},
|
|
{"parseframe", (PyCFunction)CD_parseframe, 1},
|
|
{"removecallback", (PyCFunction)CD_removecallback, 1},
|
|
{"resetparser", (PyCFunction)CD_resetparser, 1},
|
|
/* backward compatibility */
|
|
{"setcallback", (PyCFunction)CD_addcallback, 1},
|
|
{NULL, NULL} /* sentinel */
|
|
};
|
|
|
|
static void
|
|
cdparser_dealloc(self)
|
|
cdparserobject *self;
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < NCALLBACKS; i++) {
|
|
Py_XDECREF(self->ob_cdcallbacks[i].ob_cdcallback);
|
|
self->ob_cdcallbacks[i].ob_cdcallback = NULL;
|
|
Py_XDECREF(self->ob_cdcallbacks[i].ob_cdcallbackarg);
|
|
self->ob_cdcallbacks[i].ob_cdcallbackarg = NULL;
|
|
}
|
|
CDdeleteparser(self->ob_cdparser);
|
|
PyMem_DEL(self);
|
|
}
|
|
|
|
static PyObject *
|
|
cdparser_getattr(self, name)
|
|
cdparserobject *self;
|
|
char *name;
|
|
{
|
|
if (self->ob_cdparser == NULL) {
|
|
PyErr_SetString(PyExc_RuntimeError, "no parser active");
|
|
return NULL;
|
|
}
|
|
|
|
return Py_FindMethod(cdparser_methods, (PyObject *)self, name);
|
|
}
|
|
|
|
PyTypeObject CdParsertype = {
|
|
PyObject_HEAD_INIT(&PyType_Type)
|
|
0, /*ob_size*/
|
|
"cdparser", /*tp_name*/
|
|
sizeof(cdparserobject), /*tp_size*/
|
|
0, /*tp_itemsize*/
|
|
/* methods */
|
|
(destructor)cdparser_dealloc, /*tp_dealloc*/
|
|
0, /*tp_print*/
|
|
(getattrfunc)cdparser_getattr, /*tp_getattr*/
|
|
0, /*tp_setattr*/
|
|
0, /*tp_compare*/
|
|
0, /*tp_repr*/
|
|
};
|
|
|
|
static PyObject *
|
|
newcdparserobject(cdp)
|
|
CDPARSER *cdp;
|
|
{
|
|
cdparserobject *p;
|
|
int i;
|
|
|
|
p = PyObject_NEW(cdparserobject, &CdParsertype);
|
|
if (p == NULL)
|
|
return NULL;
|
|
p->ob_cdparser = cdp;
|
|
for (i = 0; i < NCALLBACKS; i++) {
|
|
p->ob_cdcallbacks[i].ob_cdcallback = NULL;
|
|
p->ob_cdcallbacks[i].ob_cdcallbackarg = NULL;
|
|
}
|
|
return (PyObject *) p;
|
|
}
|
|
|
|
static PyObject *
|
|
CD_createparser(self, args)
|
|
PyObject *self, *args;
|
|
{
|
|
CDPARSER *cdp;
|
|
|
|
if (!PyArg_ParseTuple(args, ""))
|
|
return NULL;
|
|
cdp = CDcreateparser();
|
|
if (cdp == NULL) {
|
|
PyErr_SetString(CdError, "createparser failed");
|
|
return NULL;
|
|
}
|
|
|
|
return newcdparserobject(cdp);
|
|
}
|
|
|
|
static PyObject *
|
|
CD_msftoframe(self, args)
|
|
PyObject *self, *args;
|
|
{
|
|
int min, sec, frame;
|
|
|
|
if (!PyArg_ParseTuple(args, "iii", &min, &sec, &frame))
|
|
return NULL;
|
|
|
|
return PyInt_FromLong((long) CDmsftoframe(min, sec, frame));
|
|
}
|
|
|
|
static PyMethodDef CD_methods[] = {
|
|
{"open", (PyCFunction)CD_open, 1},
|
|
{"createparser", (PyCFunction)CD_createparser, 1},
|
|
{"msftoframe", (PyCFunction)CD_msftoframe, 1},
|
|
{NULL, NULL} /* Sentinel */
|
|
};
|
|
|
|
void
|
|
initcd()
|
|
{
|
|
PyObject *m, *d;
|
|
|
|
m = Py_InitModule("cd", CD_methods);
|
|
d = PyModule_GetDict(m);
|
|
|
|
CdError = PyErr_NewException("cd.error", NULL, NULL);
|
|
PyDict_SetItemString(d, "error", CdError);
|
|
|
|
/* Identifiers for the different types of callbacks from the parser */
|
|
PyDict_SetItemString(d, "audio", PyInt_FromLong((long) cd_audio));
|
|
PyDict_SetItemString(d, "pnum", PyInt_FromLong((long) cd_pnum));
|
|
PyDict_SetItemString(d, "index", PyInt_FromLong((long) cd_index));
|
|
PyDict_SetItemString(d, "ptime", PyInt_FromLong((long) cd_ptime));
|
|
PyDict_SetItemString(d, "atime", PyInt_FromLong((long) cd_atime));
|
|
PyDict_SetItemString(d, "catalog", PyInt_FromLong((long) cd_catalog));
|
|
PyDict_SetItemString(d, "ident", PyInt_FromLong((long) cd_ident));
|
|
PyDict_SetItemString(d, "control", PyInt_FromLong((long) cd_control));
|
|
|
|
/* Block size information for digital audio data */
|
|
PyDict_SetItemString(d, "DATASIZE",
|
|
PyInt_FromLong((long) CDDA_DATASIZE));
|
|
PyDict_SetItemString(d, "BLOCKSIZE",
|
|
PyInt_FromLong((long) CDDA_BLOCKSIZE));
|
|
|
|
/* Possible states for the cd player */
|
|
PyDict_SetItemString(d, "ERROR", PyInt_FromLong((long) CD_ERROR));
|
|
PyDict_SetItemString(d, "NODISC", PyInt_FromLong((long) CD_NODISC));
|
|
PyDict_SetItemString(d, "READY", PyInt_FromLong((long) CD_READY));
|
|
PyDict_SetItemString(d, "PLAYING", PyInt_FromLong((long) CD_PLAYING));
|
|
PyDict_SetItemString(d, "PAUSED", PyInt_FromLong((long) CD_PAUSED));
|
|
PyDict_SetItemString(d, "STILL", PyInt_FromLong((long) CD_STILL));
|
|
#ifdef CD_CDROM /* only newer versions of the library */
|
|
PyDict_SetItemString(d, "CDROM", PyInt_FromLong((long) CD_CDROM));
|
|
#endif
|
|
|
|
if (PyErr_Occurred())
|
|
Py_FatalError("can't initialize module cd");
|
|
}
|