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gst-libs/gst/cdda/: Use GLib's base64 implementation instead of our own.

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Original commit message from CVS:
* gst-libs/gst/cdda/Makefile.am:
* gst-libs/gst/cdda/base64.c:
* gst-libs/gst/cdda/base64.h:
* gst-libs/gst/cdda/gstcddabasesrc.c:
(gst_cddabasesrc_calculate_musicbrainz_discid):
Use GLib's base64 implementation instead of our own.
This commit is contained in:
Sebastian Dröge 2008-04-03 06:39:27 +00:00
parent 996128f268
commit 49467c4a63
5 changed files with 25 additions and 195 deletions
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9
ChangeLog
View file

@ -1,3 +1,12 @@
2008-04-03 Sebastian Dröge <slomo@circular-chaos.org>
* gst-libs/gst/cdda/Makefile.am:
* gst-libs/gst/cdda/base64.c:
* gst-libs/gst/cdda/base64.h:
* gst-libs/gst/cdda/gstcddabasesrc.c:
(gst_cddabasesrc_calculate_musicbrainz_discid):
Use GLib's base64 implementation instead of our own.
2008-04-02 Wim Taymans <wim.taymans@collabora.co.uk>
* ext/ogg/gstoggdemux.c: (gst_ogg_demux_activate_chain),

2
gst-libs/gst/cdda/Makefile.am
View file

@ -2,8 +2,6 @@ lib_LTLIBRARIES = libgstcdda-@GST_MAJORMINOR@.la
libgstcdda_@GST_MAJORMINOR@_la_SOURCES = \
gstcddabasesrc.c \
base64.c \
base64.h \
sha1.c \
sha1.h

115
gst-libs/gst/cdda/base64.c
View file

@ -1,115 +0,0 @@
/* --------------------------------------------------------------------------
MusicBrainz -- The Internet music metadatabase
Copyright (C) 2000 Robert Kaye
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
$Id$
----------------------------------------------------------------------------*/
/*
* Program: RFC-822 routines (originally from SMTP)
*
* Author: Mark Crispin
* Networks and Distributed Computing
* Computing & Communications
* University of Washington
* Administration Building, AG-44
* Seattle, WA 98195
* Internet: MRC@CAC.Washington.EDU
*
* Date: 27 July 1988
* Last Edited: 10 September 1998
*
* Sponsorship: The original version of this work was developed in the
* Symbolic Systems Resources Group of the Knowledge Systems
* Laboratory at Stanford University in 1987-88, and was funded
* by the Biomedical Research Technology Program of the National
* Institutes of Health under grant number RR-00785.
*
* Original version Copyright 1988 by The Leland Stanford Junior University
* Copyright 1998 by the University of Washington
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose and without fee is hereby granted, provided
* that the above copyright notices appear in all copies and that both the
* above copyright notices and this permission notice appear in supporting
* documentation, and that the name of the University of Washington or The
* Leland Stanford Junior University not be used in advertising or publicity
* pertaining to distribution of the software without specific, written prior
* permission. This software is made available "as is", and
* THE UNIVERSITY OF WASHINGTON AND THE LELAND STANFORD JUNIOR UNIVERSITY
* DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, WITH REGARD TO THIS SOFTWARE,
* INCLUDING WITHOUT LIMITATION ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE, AND IN NO EVENT SHALL THE UNIVERSITY OF
* WASHINGTON OR THE LELAND STANFORD JUNIOR UNIVERSITY BE LIABLE FOR ANY
* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
* CONTRACT, TORT (INCLUDING NEGLIGENCE) OR STRICT LIABILITY, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include <ctype.h>
#include <stdio.h>
#include <time.h>
#include <stdlib.h>
#include "base64.h"
/* NOTE: This is not true RFC822 anymore. The use of the characters
'/', '+', and '=' is no bueno when the ID will be used as part of a URL.
'_', '.', and '-' have been used instead
*/
/* Convert binary contents to BASE64
* Accepts: source
* length of source
* pointer to return destination length
* Returns: destination as BASE64
*/
unsigned char *
rfc822_binary (void *src, unsigned long srcl, unsigned long *len)
{
unsigned char *ret, *d;
unsigned char *s = (unsigned char *) src;
char *v = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789._";
unsigned long i = ((srcl + 2) / 3) * 4;
*len = i += 2 * ((i / 60) + 1);
d = ret = (unsigned char *) malloc ((size_t)++ i);
for (i = 0; srcl; s += 3) { /* process tuplets */
*d++ = v[s[0] >> 2]; /* byte 1: high 6 bits (1) */
/* byte 2: low 2 bits (1), high 4 bits (2) */
*d++ = v[((s[0] << 4) + (--srcl ? (s[1] >> 4) : 0)) & 0x3f];
/* byte 3: low 4 bits (2), high 2 bits (3) */
*d++ = srcl ? v[((s[1] << 2) + (--srcl ? (s[2] >> 6) : 0)) & 0x3f] : '-';
/* byte 4: low 6 bits (3) */
*d++ = srcl ? v[s[2] & 0x3f] : '-';
if (srcl)
srcl--; /* count third character if processed */
if ((++i) == 15) { /* output 60 characters? */
i = 0; /* restart line break count, insert CRLF */
*d++ = '\015';
*d++ = '\012';
}
}
*d = '\0'; /* tie off string */
return ret; /* return the resulting string */
}

75
gst-libs/gst/cdda/base64.h
View file

@ -1,75 +0,0 @@
/* --------------------------------------------------------------------------
MusicBrainz -- The Internet music metadatabase
Copyright (C) 2000 Robert Kaye
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
$Id$
----------------------------------------------------------------------------*/
/*
* Program: RFC-822 routines (originally from SMTP)
*
* Author: Mark Crispin
* Networks and Distributed Computing
* Computing & Communications
* University of Washington
* Administration Building, AG-44
* Seattle, WA 98195
* Internet: MRC@CAC.Washington.EDU
*
* Date: 27 July 1988
* Last Edited: 10 September 1998
*
* Sponsorship: The original version of this work was developed in the
* Symbolic Systems Resources Group of the Knowledge Systems
* Laboratory at Stanford University in 1987-88, and was funded
* by the Biomedical Research Technology Program of the National
* Institutes of Health under grant number RR-00785.
*
* Original version Copyright 1988 by The Leland Stanford Junior University
* Copyright 1998 by the University of Washington
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose and without fee is hereby granted, provided
* that the above copyright notices appear in all copies and that both the
* above copyright notices and this permission notice appear in supporting
* documentation, and that the name of the University of Washington or The
* Leland Stanford Junior University not be used in advertising or publicity
* pertaining to distribution of the software without specific, written prior
* permission. This software is made available "as is", and
* THE UNIVERSITY OF WASHINGTON AND THE LELAND STANFORD JUNIOR UNIVERSITY
* DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, WITH REGARD TO THIS SOFTWARE,
* INCLUDING WITHOUT LIMITATION ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE, AND IN NO EVENT SHALL THE UNIVERSITY OF
* WASHINGTON OR THE LELAND STANFORD JUNIOR UNIVERSITY BE LIABLE FOR ANY
* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
* CONTRACT, TORT (INCLUDING NEGLIGENCE) OR STRICT LIABILITY, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#ifndef __GST_CDDA_BASE64_H__
#define __GST_CDDA_BASE64_H__
#define rfc822_binary __gst_cdda_rfc822_binary
unsigned char *rfc822_binary (void *src,unsigned long srcl,unsigned long *len);
#endif /* __GST_CDDA_BASE64_H__ */

19
gst-libs/gst/cdda/gstcddabasesrc.c
View file

@ -1084,7 +1084,6 @@ cddb_sum (gint n)
return ret;
}
#include "base64.h"
#include "sha1.h"
static void
@ -1092,7 +1091,8 @@ gst_cddabasesrc_calculate_musicbrainz_discid (GstCddaBaseSrc * src)
{
GString *s;
SHA_INFO sha;
guchar digest[20], *ptr;
guchar digest[20];
gchar *ptr;
gchar tmp[9];
gulong i;
guint leadout_sector;
@ -1129,13 +1129,26 @@ gst_cddabasesrc_calculate_musicbrainz_discid (GstCddaBaseSrc * src)
sha_final (digest, &sha);
/* re-encode to base64 */
ptr = rfc822_binary (digest, 20, &i);
ptr = g_base64_encode (digest, 20);
i = strlen (ptr);
g_assert (i < sizeof (src->mb_discid) + 1);
memcpy (src->mb_discid, ptr, i);
src->mb_discid[i] = '\0';
free (ptr);
/* Replace '/', '+' and '=' by '_', '.' and '-' as specified on
* http://musicbrainz.org/doc/DiscIDCalculation
*/
for (ptr = src->mb_discid; *ptr != '\0'; ptr++) {
if (*ptr == '/')
*ptr = '_';
else if (*ptr == '+')
*ptr = '.';
else if (*ptr == '=')
*ptr = '-';
}
GST_DEBUG_OBJECT (src, "musicbrainz-discid = %s", src->mb_discid);
GST_DEBUG_OBJECT (src, "musicbrainz-discid-full = %s", s->str);