71 lines
2.4 KiB
C
71 lines
2.4 KiB
C
/* the Music Player Daemon (MPD)
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* (c)2003-2004 by Warren Dukes (shank@mercury.chem.pitt.edu)
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* This project's homepage is: http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef INPUT_STREAM_H
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#define INPUT_STREAM_H
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#include <stdlib.h>
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typedef struct _InputStream InputStream;
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typedef int (* InputStreamSeekFunc) (InputStream * inStream, long offset,
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int whence);
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typedef size_t (* InputStreamReadFunc) (InputStream * inStream, void * ptr, size_t size,
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size_t nmemb);
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typedef int (* InputStreamCloseFunc) (InputStream * inStream);
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typedef int (* InputStreamAtEOFFunc) (InputStream * inStream);
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typedef int (* InputStreamBufferFunc) (InputStream * inStream);
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struct _InputStream {
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int error;
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long offset;
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size_t size;
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char * mime;
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int seekable;
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/* don't touc this stuff */
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InputStreamSeekFunc seekFunc;
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InputStreamReadFunc readFunc;
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InputStreamCloseFunc closeFunc;
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InputStreamAtEOFFunc atEOFFunc;
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InputStreamBufferFunc bufferFunc;
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void * data;
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char * metaName;
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char * metaTitle;
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};
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void initInputStream();
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int isUrlSaneForInputStream(char * url);
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/* if an error occurs for these 3 functions, then -1 is returned and errno
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for the input stream is set */
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int openInputStream(InputStream * inStream, char * url);
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int seekInputStream(InputStream * inStream, long offset, int whence);
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int closeInputStream(InputStream * inStream);
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int inputStreamAtEOF(InputStream * inStream);
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/* return value: -1 is error, 1 inidicates stuff was buffered, 0 means nothing
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was buffered */
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int bufferInputStream(InputStream * inStream);
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size_t readFromInputStream(InputStream * inStream, void * ptr, size_t size,
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size_t nmemb);
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#endif
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