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https://github.com/KolibriOS/kolibrios.git
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813dc9abc7
(Library for working with tar archives) git-svn-id: svn://kolibrios.org@8791 a494cfbc-eb01-0410-851d-a64ba20cac60
92 lines
1.9 KiB
C
92 lines
1.9 KiB
C
/**
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* Copyright (c) 2017 rxi
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*
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* This library is free software; you can redistribute it and/or modify it
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* under the terms of the MIT license. See `microtar.c` for details.
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*/
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#ifndef MICROTAR_H
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#define MICROTAR_H
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#define MTAR_VERSION "0.1.0"
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enum {
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MTAR_ESUCCESS = 0,
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MTAR_EFAILURE = -1,
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MTAR_EOPENFAIL = -2,
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MTAR_EREADFAIL = -3,
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MTAR_EWRITEFAIL = -4,
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MTAR_ESEEKFAIL = -5,
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MTAR_EBADCHKSUM = -6,
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MTAR_ENULLRECORD = -7,
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MTAR_ENOTFOUND = -8
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};
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enum {
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MTAR_TREG = '0',
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MTAR_TLNK = '1',
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MTAR_TSYM = '2',
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MTAR_TCHR = '3',
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MTAR_TBLK = '4',
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MTAR_TDIR = '5',
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MTAR_TFIFO = '6'
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};
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typedef struct {
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unsigned mode;
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unsigned owner;
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unsigned size;
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unsigned mtime;
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unsigned type;
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char name[100];
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char linkname[100];
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} mtar_header_t;
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typedef struct mtar_t mtar_t;
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#pragma pack(push,1)
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struct mtar_t {
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int (*read)(mtar_t *tar, void *data, unsigned size);
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int (*write)(mtar_t *tar, const void *data, unsigned size);
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int (*seek)(mtar_t *tar, unsigned pos);
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int (*close)(mtar_t *tar);
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void *stream;
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unsigned pos;
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unsigned remaining_data;
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unsigned last_header;
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};
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#pragma pack(pop)
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const char* mtar_strerror(int err);
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int mtar_open(mtar_t *tar, const char *filename, const char *mode);
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int mtar_close(mtar_t *tar);
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int mtar_seek(mtar_t *tar, unsigned pos);
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int mtar_rewind(mtar_t *tar);
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int mtar_next(mtar_t *tar);
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int mtar_find(mtar_t *tar, const char *name, mtar_header_t *h);
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int mtar_read_header(mtar_t *tar, mtar_header_t *h);
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int mtar_read_data(mtar_t *tar, void *ptr, unsigned size);
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int mtar_write_header(mtar_t *tar, const mtar_header_t *h);
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int mtar_write_file_header(mtar_t *tar, const char *name, unsigned size);
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int mtar_write_dir_header(mtar_t *tar, const char *name);
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int mtar_write_data(mtar_t *tar, const void *data, unsigned size);
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int mtar_finalize(mtar_t *tar);
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#ifdef __cplusplus
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}
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#endif
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#endif
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