/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ /* * Author: * Bertrand Guiheneuf * * Copyright 1999, 2000 Ximian, Inc. (www.ximian.com) * * This program is free software; you can redistribute it and/or * modify it under the terms of version 2 of the GNU General Public * License as published by the Free Software Foundation. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * USA */ #ifdef HAVE_CONFIG_H #include #endif #include "camel-seekable-stream.h" static CamelStreamClass *parent_class = NULL; /* Returns the class for a CamelSeekableStream */ #define CSS_CLASS(so) CAMEL_SEEKABLE_STREAM_CLASS (CAMEL_OBJECT_GET_CLASS(so)) static off_t seek (CamelSeekableStream *stream, off_t offset, CamelStreamSeekPolicy policy); static off_t stream_tell (CamelSeekableStream *stream); static int reset (CamelStream *stream); static int set_bounds (CamelSeekableStream *stream, off_t start, off_t end); static void camel_seekable_stream_class_init (CamelSeekableStreamClass *camel_seekable_stream_class) { CamelStreamClass *camel_stream_class = CAMEL_STREAM_CLASS (camel_seekable_stream_class); parent_class = CAMEL_STREAM_CLASS( camel_type_get_global_classfuncs( CAMEL_STREAM_TYPE ) ); /* seekable stream methods */ camel_seekable_stream_class->seek = seek; camel_seekable_stream_class->tell = stream_tell; camel_seekable_stream_class->set_bounds = set_bounds; /* camel stream methods overload */ camel_stream_class->reset = reset; } static void camel_seekable_stream_init (void *o) { CamelSeekableStream *stream = (CamelSeekableStream *)o; stream->bound_start = 0; stream->bound_end = CAMEL_STREAM_UNBOUND; } CamelType camel_seekable_stream_get_type (void) { static CamelType camel_seekable_stream_type = CAMEL_INVALID_TYPE; if (camel_seekable_stream_type == CAMEL_INVALID_TYPE) { camel_seekable_stream_type = camel_type_register( CAMEL_STREAM_TYPE, "CamelSeekableStream", sizeof( CamelSeekableStream ), sizeof( CamelSeekableStreamClass ), (CamelObjectClassInitFunc) camel_seekable_stream_class_init, NULL, (CamelObjectInitFunc) camel_seekable_stream_init, NULL ); } return camel_seekable_stream_type; } static off_t seek (CamelSeekableStream *stream, off_t offset, CamelStreamSeekPolicy policy) { g_warning ("CamelSeekableStream::seek called on default " "implementation\n"); return -1; } /** * camel_stream_seek: * @stream: a CamelStream object. * @offset: offset value * @policy: what to do with the offset * * Seek to the specified position in @stream. * * If @policy is CAMEL_STREAM_SET, seeks to @offset. * * If @policy is CAMEL_STREAM_CUR, seeks to the current position plus * @offset. * * If @policy is CAMEL_STREAM_END, seeks to the end of the stream plus * @offset. * * Regardless of @policy, the stream's final position will be clamped * to the range specified by its lower and upper bounds, and the * stream's eos state will be updated. * * Return value: new position, -1 if operation failed. **/ off_t camel_seekable_stream_seek (CamelSeekableStream *stream, off_t offset, CamelStreamSeekPolicy policy) { g_return_val_if_fail (CAMEL_IS_SEEKABLE_STREAM (stream), -1); return CSS_CLASS (stream)->seek (stream, offset, policy); } static off_t stream_tell (CamelSeekableStream *stream) { return stream->position; } /** * camel_seekable_stream_tell: * @stream: seekable stream object * * Get the current position of a seekable stream. * * Return value: the position. **/ off_t camel_seekable_stream_tell (CamelSeekableStream *stream) { g_return_val_if_fail (CAMEL_IS_SEEKABLE_STREAM (stream), -1); return CSS_CLASS (stream)->tell (stream); } static int set_bounds (CamelSeekableStream *stream, off_t start, off_t end) { /* store the bounds */ stream->bound_start = start; stream->bound_end = end; if (start > stream->position) return camel_seekable_stream_seek (stream, start, CAMEL_STREAM_SET); return 0; } /** * camel_seekable_stream_set_bounds: * @stream: a seekable stream * @start: the first valid position * @end: the first invalid position, or CAMEL_STREAM_UNBOUND * * Set the range of valid data this stream is allowed to cover. If * there is to be no @end value, then @end should be set to * #CAMEL_STREAM_UNBOUND. * * Return value: -1 on error. **/ int camel_seekable_stream_set_bounds (CamelSeekableStream *stream, off_t start, off_t end) { g_return_val_if_fail (CAMEL_IS_SEEKABLE_STREAM (stream), -1); g_return_val_if_fail (end == CAMEL_STREAM_UNBOUND || end >= start, -1); return CSS_CLASS (stream)->set_bounds (stream, start, end); } /* a default implementation of reset for seekable streams */ static int reset (CamelStream *stream) { CamelSeekableStream *seekable_stream; seekable_stream = CAMEL_SEEKABLE_STREAM (stream); return camel_seekable_stream_seek (seekable_stream, seekable_stream->bound_start, CAMEL_STREAM_SET); } ~lantw44/cgit/cgit.cgi/freebsd-ports-gnome/tree/misc/kde3-i18n-es?h=gnome-3.24&id=03a288a1b9a940f59570eb5cfdfde51780deff0d'>treecommitdiffstats
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* Update to KDE 3.2.2lofi2004-04-202-20/+11
* Update to KDE 3.2.1 / QT 3.3.1lofi2004-03-103-19/+24
* Update to KDE 3.2.0lofi2004-02-053-75/+160
* Add USE_GETTEXT and bump PORTREVISION.marcus2004-02-041-2/+2
* Now gettext 0.12.1 is gettext-old.trevor2004-01-241-1/+1
* Catch up with a couple more doc updates.will2003-09-211-1/+1
* Upgrade to Qt 3.2.1 / KDE 3.1.4. See x11/kde3/Makefile rev 1.64 for details.will2003-09-181-1/+1
* Update KDE to the latest official release, KDE 3.1.3lofi2003-07-292-1/+16
* Update to KDE 3.1.2lioux2003-05-202-4/+4
* Rejoice, for the long awaited upgrade to kde 3.1.1 is here!alane2003-04-062-1/+13
* Clear moonlight beckons.ade2003-03-072-1/+1
* Upgrade kde-i18n to 3.1. Note that the following modules did not get awill2003-01-292-123/+694
* 1. Removed comments from pkg-plist files per will's request.alane2002-10-111-1/+1
* Update to 3.0.3. Not much changed here: [1] i18n PKGNAMEs converted towill2002-08-252-4/+3
* 1. Changed the lib depends on gettext to a build depends. This will meanalane2002-08-031-2/+2
* Bump PORTREVISION. KDE is fragile enough in its dependencies; we don'talane2002-08-021-0/+1
* Chase shlib rev of devel/gettextade2002-08-021-1/+1
* Fix MASTER_SITE_SUBDIR.will2002-07-101-1/+1
* Update to 3.0.2 -- full log available in ports/x11/kde3/Makefile,v 1.51.will2002-07-053-80/+5
* Upgrade to KDE 3.0.1. The delay in this upgrade is mainly due to thewill2002-06-163-8/+89
* Please welcome Qt3/KDE3 to our ports tree. This includes work since thewill2002-04-227-128/+1006
* gettext upgrade uber-patch (stage 3)ade2002-04-131-1/+2
* Stage 1 of gettext update.ade2002-03-161-1/+1
* Add WWW.demon2001-12-281-0/+2
* Update to 2.2.2.demon2001-12-133-9/+16
* Upgrade to 2.2.1.demon2001-10-276-26/+23
* Set DIST_SUBDIR=KDEdemon2001-09-112-1/+2
* MAINTAINER -> kde@FreeBSD.orgdemon2001-09-011-1/+1
* Fix installation in a slightly different way.demon2001-08-212-6/+8
* Remove two languages not presented in new version.demon2001-08-201-3/+1
* Forgot to remove debug comment.demon2001-08-161-1/+1
* Upgrade to 2.2.demon2001-08-165-8/+31
* Remove Ukrainian from BATCH builds.demon2001-07-051-1/+1
* Exclude de, fr, ja, ru, zh_CN, zh_TW from bento's package.demon2001-04-171-1/+1
* Sort languages by name.demon2001-04-131-10/+10
* Examine LINGUAS variable before BATCH.demon2001-04-111-5/+5
* Allow to override MAINTAINER and CATEGORIES (in slave ports).demon2001-04-101-2/+2
* Add the ability to select which languages to install via dialog(1)-baseddemon2001-04-102-0/+87
* Update to 2.1.1demon2001-04-063-13/+2
* Overhaul QT/KDE support:will2001-04-031-2/+2
* New port: localized messages and documentation for KDE2.demon2001-03-025-0/+38