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frodo |
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/* |
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buffer.c - Part of psiconv, a PSION 5 file formats converter |
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Copyright (c) 2000 Frodo Looijaard <frodol@dds.nl> |
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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 2 of the License, or |
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(at your option) 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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#include "config.h" |
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#include "compat.h" |
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#include <stdlib.h> |
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#include "list.h" |
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#include "error.h" |
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#include "buffer.h" |
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struct psiconv_buffer_s { |
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psiconv_u32 base_offset; |
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psiconv_list data; |
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}; |
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psiconv_buffer psiconv_buffer_new(psiconv_u32 base_offset) |
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{ |
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psiconv_buffer buf; |
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if (!(buf = malloc(sizeof(*buf)))) |
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return NULL; |
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if (!(buf->data = psiconv_list_new(sizeof(psiconv_u8)))) { |
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free(buf); |
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return NULL; |
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} |
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buf->base_offset = base_offset; |
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return buf; |
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} |
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void psiconv_buffer_free(psiconv_buffer buf) |
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{ |
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psiconv_list_free(buf->data); |
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free(buf); |
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} |
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psiconv_u32 psiconv_buffer_base_offset(const psiconv_buffer buf) |
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{ |
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return buf->base_offset; |
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} |
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psiconv_u32 psiconv_buffer_length(const psiconv_buffer buf) |
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{ |
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return psiconv_list_length(buf->data); |
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} |
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psiconv_u8 *psiconv_buffer_get(const psiconv_buffer buf, psiconv_u32 off) |
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{ |
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return psiconv_list_get(buf->data,off); |
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} |
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int psiconv_buffer_add(psiconv_buffer buf,psiconv_u8 data) |
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{ |
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return psiconv_list_add(buf->data,&data); |
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} |
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size_t psiconv_buffer_fread(psiconv_buffer buf,size_t size, FILE *f) |
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{ |
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return psiconv_list_fread(buf->data,size,f); |
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} |
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int psiconv_buffer_fread_all(psiconv_buffer buf, FILE *f) |
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{ |
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return psiconv_list_fread_all(buf->data,f); |
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} |
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int psiconv_buffer_fwrite_all(const psiconv_buffer buf, FILE *f) |
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{ |
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return psiconv_list_fwrite_all(buf->data,f); |
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} |
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int psiconv_buffer_concat(psiconv_buffer buf, const psiconv_buffer extra) |
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{ |
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return psiconv_list_concat(buf->data,extra->data); |
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} |