/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

* buffer.c

* Resizable buffer for output from subprocesses.

*

*/

#ifndef _TALON_BUFFER_H_

#define _TALON_BUFFER_H_

typedef struct {

	unsigned int size, fill;

	/* This struct will be followed by the number of bytes in "size" */

	char byte0;

} byteblock;

typedef struct {

	byteblock **blocks;

	int maxblocks;

	int lastblock;

	unsigned int size;

} buffer;

buffer *buffer_new(void);

char *buffer_append(buffer *b, char *bytes, unsigned int size);

char *buffer_prepend(buffer *b, char *bytes, unsigned int size);

char *buffer_makespace(buffer *b, unsigned int size);

void buffer_usespace(buffer *b, unsigned int nbytes);

byteblock *buffer_getbytes(buffer *b, int *iterator);

void buffer_free(buffer **b);

#endif