52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
/***************************************************************************
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buffer.h
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Simple buffer management
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(c) 2000-2007 Benoit Minisini <gambas@users.sourceforge.net>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 1, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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***************************************************************************/
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#ifndef __GB_BUFFER_H
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#define __GB_BUFFER_H
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typedef
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struct {
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long length;
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long max;
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}
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BUFFER;
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#define BUFFER_INC 256
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PUBLIC void BUFFER_create(void *p_data);
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PUBLIC void BUFFER_delete(void *p_data);
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PUBLIC boolean BUFFER_load_file(void *p_data, const char *name);
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PUBLIC long BUFFER_add(void *p_data, const void *string, size_t len);
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PUBLIC boolean BUFFER_need(void *p_data, long size);
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PUBLIC long BUFFER_length(void *data);
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#define DATA_TO_BUFFER(_data) ((BUFFER *)((char *)(_data) - sizeof(BUFFER)))
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#define BUFFER_TO_DATA(_buffer) ((char *)(_buffer) + sizeof(BUFFER))
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#define BUFFER_length(_data) (DATA_TO_BUFFER(_data)->length)
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#endif
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