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-rw-r--r--src/buffer.c137
1 files changed, 0 insertions, 137 deletions
diff --git a/src/buffer.c b/src/buffer.c
deleted file mode 100644
index 559f39a9a..000000000
--- a/src/buffer.c
+++ /dev/null
@@ -1,137 +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.
- */
-
-#include "config.h"
-#include "buffer.h"
-#include "chunk.h"
-#include "poison.h"
-
-#include <glib.h>
-
-#include <assert.h>
-
-struct music_buffer {
- struct music_chunk *chunks;
- unsigned num_chunks;
-
- struct music_chunk *available;
-
- /** a mutex which protects #available */
- GMutex *mutex;
-
-#ifndef NDEBUG
- unsigned num_allocated;
-#endif
-};
-
-struct music_buffer *
-music_buffer_new(unsigned num_chunks)
-{
- struct music_buffer *buffer;
- struct music_chunk *chunk;
-
- assert(num_chunks > 0);
-
- buffer = g_new(struct music_buffer, 1);
-
- buffer->chunks = g_new(struct music_chunk, num_chunks);
- buffer->num_chunks = num_chunks;
-
- chunk = buffer->available = buffer->chunks;
- poison_undefined(chunk, sizeof(*chunk));
-
- for (unsigned i = 1; i < num_chunks; ++i) {
- chunk->next = &buffer->chunks[i];
- chunk = chunk->next;
- poison_undefined(chunk, sizeof(*chunk));
- }
-
- chunk->next = NULL;
-
- buffer->mutex = g_mutex_new();
-
-#ifndef NDEBUG
- buffer->num_allocated = 0;
-#endif
-
- return buffer;
-}
-
-void
-music_buffer_free(struct music_buffer *buffer)
-{
- assert(buffer->chunks != NULL);
- assert(buffer->num_chunks > 0);
- assert(buffer->num_allocated == 0);
-
- g_mutex_free(buffer->mutex);
- g_free(buffer->chunks);
- g_free(buffer);
-}
-
-unsigned
-music_buffer_size(const struct music_buffer *buffer)
-{
- return buffer->num_chunks;
-}
-
-struct music_chunk *
-music_buffer_allocate(struct music_buffer *buffer)
-{
- struct music_chunk *chunk;
-
- g_mutex_lock(buffer->mutex);
-
- chunk = buffer->available;
- if (chunk != NULL) {
- buffer->available = chunk->next;
- music_chunk_init(chunk);
-
-#ifndef NDEBUG
- ++buffer->num_allocated;
-#endif
- }
-
- g_mutex_unlock(buffer->mutex);
- return chunk;
-}
-
-void
-music_buffer_return(struct music_buffer *buffer, struct music_chunk *chunk)
-{
- assert(buffer != NULL);
- assert(chunk != NULL);
-
- if (chunk->other != NULL)
- music_buffer_return(buffer, chunk->other);
-
- g_mutex_lock(buffer->mutex);
-
- music_chunk_free(chunk);
- poison_undefined(chunk, sizeof(*chunk));
-
- chunk->next = buffer->available;
- buffer->available = chunk;
-
-#ifndef NDEBUG
- --buffer->num_allocated;
-#endif
-
- g_mutex_unlock(buffer->mutex);
-}