From 51adaf2c47761e3f2095a52a7037cd8458b77990 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Fri, 24 Jan 2014 00:02:24 +0100
Subject: decoder/*: move to decoder/plugins/

---
 src/DecoderBuffer.cxx | 168 --------------------------------------------------
 1 file changed, 168 deletions(-)
 delete mode 100644 src/DecoderBuffer.cxx

(limited to 'src/DecoderBuffer.cxx')

diff --git a/src/DecoderBuffer.cxx b/src/DecoderBuffer.cxx
deleted file mode 100644
index 47671513e..000000000
--- a/src/DecoderBuffer.cxx
+++ /dev/null
@@ -1,168 +0,0 @@
-/*
- * Copyright (C) 2003-2014 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 "DecoderBuffer.hxx"
-#include "DecoderAPI.hxx"
-#include "util/ConstBuffer.hxx"
-#include "util/VarSize.hxx"
-
-#include <assert.h>
-#include <string.h>
-#include <stdlib.h>
-
-struct DecoderBuffer {
-	Decoder *decoder;
-	InputStream *is;
-
-	/** the allocated size of the buffer */
-	size_t size;
-
-	/** the current length of the buffer */
-	size_t length;
-
-	/** number of bytes already consumed at the beginning of the
-	    buffer */
-	size_t consumed;
-
-	/** the actual buffer (dynamic size) */
-	unsigned char data[sizeof(size_t)];
-
-	DecoderBuffer(Decoder *_decoder, InputStream &_is,
-		      size_t _size)
-		:decoder(_decoder), is(&_is),
-		 size(_size), length(0), consumed(0) {}
-};
-
-DecoderBuffer *
-decoder_buffer_new(Decoder *decoder, InputStream &is,
-		   size_t size)
-{
-	assert(size > 0);
-
-	return NewVarSize<DecoderBuffer>(sizeof(DecoderBuffer::data),
-					 size,
-					 decoder, is, size);
-}
-
-void
-decoder_buffer_free(DecoderBuffer *buffer)
-{
-	assert(buffer != nullptr);
-
-	DeleteVarSize(buffer);
-}
-
-bool
-decoder_buffer_is_empty(const DecoderBuffer *buffer)
-{
-	return buffer->consumed == buffer->length;
-}
-
-bool
-decoder_buffer_is_full(const DecoderBuffer *buffer)
-{
-	return buffer->consumed == 0 && buffer->length == buffer->size;
-}
-
-void
-decoder_buffer_clear(DecoderBuffer *buffer)
-{
-	buffer->length = buffer->consumed = 0;
-}
-
-static void
-decoder_buffer_shift(DecoderBuffer *buffer)
-{
-	assert(buffer->consumed > 0);
-
-	buffer->length -= buffer->consumed;
-	memmove(buffer->data, buffer->data + buffer->consumed, buffer->length);
-	buffer->consumed = 0;
-}
-
-bool
-decoder_buffer_fill(DecoderBuffer *buffer)
-{
-	size_t nbytes;
-
-	if (buffer->consumed > 0)
-		decoder_buffer_shift(buffer);
-
-	if (buffer->length >= buffer->size)
-		/* buffer is full */
-		return false;
-
-	nbytes = decoder_read(buffer->decoder, *buffer->is,
-			      buffer->data + buffer->length,
-			      buffer->size - buffer->length);
-	if (nbytes == 0)
-		/* end of file, I/O error or decoder command
-		   received */
-		return false;
-
-	buffer->length += nbytes;
-	assert(buffer->length <= buffer->size);
-
-	return true;
-}
-
-ConstBuffer<void>
-decoder_buffer_read(const DecoderBuffer *buffer)
-{
-	return {
-		buffer->data + buffer->consumed,
-		buffer->length - buffer->consumed
-	};
-}
-
-void
-decoder_buffer_consume(DecoderBuffer *buffer, size_t nbytes)
-{
-	/* just move the "consumed" pointer - decoder_buffer_shift()
-	   will do the real work later (called by
-	   decoder_buffer_fill()) */
-	buffer->consumed += nbytes;
-
-	assert(buffer->consumed <= buffer->length);
-}
-
-bool
-decoder_buffer_skip(DecoderBuffer *buffer, size_t nbytes)
-{
-	bool success;
-
-	/* this could probably be optimized by seeking */
-
-	while (true) {
-		auto data = decoder_buffer_read(buffer);
-		if (!data.IsEmpty()) {
-			if (data.size > nbytes)
-				data.size = nbytes;
-			decoder_buffer_consume(buffer, data.size);
-			nbytes -= data.size;
-			if (nbytes == 0)
-				return true;
-		}
-
-		success = decoder_buffer_fill(buffer);
-		if (!success)
-			return false;
-	}
-}
-- 
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