64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
/****************************************************************************
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*
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* The MIT License (MIT)
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*
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* Copyright 2020 NXP
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* 'Software'), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject
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* to the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL VIVANTE AND/OR ITS SUPPLIERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*****************************************************************************/
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/* Bufferred reader interface */
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#ifndef _BUFFERRED_READER_
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#define _BUFFERRED_READER_
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typedef struct buffered_reader {
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char *data_buf;
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int size;
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int index;
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int is_valid;
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} bufferred_reader_t;
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#define E_BUF_IO_OUT_OF_MEMORY -10
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#define E_BUF_IO_READ_ERROR -11
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#define E_BUF_INVALID_HANDLE -12
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#define E_BUF_IO_INVALID_PARAMETERS -13
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int is_buffered_handle_valid(bufferred_reader_t *fd);
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int bufferred_fopen(bufferred_reader_t *fd, char *buf, int size);
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int bufferred_ftell(bufferred_reader_t *fd);
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int bufferred_fread(
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void *ptr,
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int size,
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int nmemb,
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bufferred_reader_t *fd
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);
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int bufferred_fseek(
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bufferred_reader_t *fd,
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int offset,
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int direction
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);
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int bufferred_fclose(bufferred_reader_t *fd);
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char *bufferred_fgets(char* buff, int len, bufferred_reader_t *fd);
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#endif //!_BUFFERRED_READER_
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