From fe3f0332f71258354b70e5db685b56934f0df703 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Wed, 30 Jan 2013 09:18:52 +0100 Subject: page: convert to C++ --- src/page.h | 102 ------------------------------------------------------------- 1 file changed, 102 deletions(-) delete mode 100644 src/page.h (limited to 'src/page.h') diff --git a/src/page.h b/src/page.h deleted file mode 100644 index 8629298cd..000000000 --- a/src/page.h +++ /dev/null @@ -1,102 +0,0 @@ -/* - * Copyright (C) 2003-2011 The Music Player Daemon Project - * http://www.musicpd.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * 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., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -/** \file - * - * This is a library which manages reference counted buffers. - */ - -#ifndef MPD_PAGE_H -#define MPD_PAGE_H - -#include -#include - -/** - * A dynamically allocated buffer which keeps track of its reference - * count. This is useful for passing buffers around, when several - * instances hold references to one buffer. - */ -struct page { - /** - * The number of references to this buffer. This library uses - * atomic functions to access it, i.e. no locks are required. - * As soon as this attribute reaches zero, the buffer is - * freed. - */ - int ref; - - /** - * The size of this buffer in bytes. - */ - size_t size; - - /** - * Dynamic array containing the buffer data. - */ - unsigned char data[sizeof(long)]; -}; - -#ifdef __cplusplus -extern "C" { -#endif - -/** - * Creates a new #page object, and copies data from the specified - * buffer. It is initialized with a reference count of 1. - * - * @param data the source buffer - * @param size the size of the source buffer - * @return the new #page object - */ -struct page * -page_new_copy(const void *data, size_t size); - -/** - * Concatenates two pages to a new page. - * - * @param a the first page - * @param b the second page, which is appended - */ -struct page * -page_new_concat(const struct page *a, const struct page *b); - -/** - * Increases the reference counter. - * - * @param page the #page object - */ -void -page_ref(struct page *page); - -/** - * Decreases the reference counter. If it reaches zero, the #page is - * freed. - * - * @param page the #page object - * @return true if the #page has been freed - */ -bool -page_unref(struct page *page); - -#ifdef __cplusplus -} -#endif - -#endif -- cgit v1.2.3