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50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/*
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* Written by: Jake Janovetz <janovetz@tempest.ece.uiuc.edu>
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#ifndef _RTEMS_UNTAR_H
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#define _RTEMS_UNTAR_H
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#include <stddef.h>
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#include <rtems/tar.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define UNTAR_SUCCESSFUL 0
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#define UNTAR_FAIL 1
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#define UNTAR_INVALID_CHECKSUM 2
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#define UNTAR_INVALID_HEADER 3
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int Untar_FromMemory(void *tar_buf, size_t size);
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int Untar_FromFile(const char *tar_name);
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/**************************************************************************
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* This converts octal ASCII number representations into an
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* unsigned long. Only support 32-bit numbers for now.
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*************************************************************************/
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extern unsigned long
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_rtems_octal2ulong(const char *octascii, size_t len);
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/************************************************************************
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* Compute the TAR checksum and check with the value in
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* the archive. The checksum is computed over the entire
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* header, but the checksum field is substituted with blanks.
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************************************************************************/
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extern int
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_rtems_tar_header_checksum(const char *bufr);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _RTEMS_UNTAR_H */
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