retro-imager/dependencies/libarchive-3.4.2/doc/wiki/ManPageArchiveReadHeader3.wiki

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2020-03-04 16:55:40 +01:00
ARCHIVE_READ_HEADER(3) manual page
== NAME ==
'''archive_read_next_header''',
'''archive_read_next_header2'''
- functions for reading streaming archives
== LIBRARY ==
Streaming Archive Library (libarchive, -larchive)
== SYNOPSIS ==
'''<nowiki>#include <archive.h></nowiki>'''
<br>
''int''
<br>
'''archive_read_next_header'''(''struct archive *'', ''struct archive_entry **'');
<br>
''int''
<br>
'''archive_read_next_header2'''(''struct archive *'', ''struct archive_entry *'');
== DESCRIPTION ==
<dl>
<dt>'''archive_read_next_header'''()</dt><dd>
Read the header for the next entry and return a pointer to
a
'''struct archive_entry .'''
This is a convenience wrapper around
'''archive_read_next_header2'''()
that reuses an internal
'''struct archive_entry'''
object for each request.
</dd><dt>'''archive_read_next_header2'''()</dt><dd>
Read the header for the next entry and populate the provided
'''struct archive_entry .'''
</dd></dl>
== RETURN VALUES ==
These functions return
'''ARCHIVE_OK'''
(the operation succeeded),
'''ARCHIVE_WARN'''
(the operation succeeded but a non-critical error was encountered),
'''ARCHIVE_EOF'''
(end-of-archive was encountered),
'''ARCHIVE_RETRY'''
(the operation failed but can be retried),
and
'''ARCHIVE_FATAL'''
(there was a fatal error; the archive should be closed immediately).
== ERRORS ==
Detailed error codes and textual descriptions are available from the
'''archive_errno'''()
and
'''archive_error_string'''()
functions.
== SEE ALSO ==
[[ManPageBsdtar1]],
[[ManPagerchiveead3]],
[[ManPagerchiveeadata3]],
[[ManPagerchiveeadxtract3]],
[[ManPagerchiveeadilter3]],
[[ManPagerchiveeadormat3]],
[[ManPagerchiveeadpen3]],
[[ManPagerchiveeadetptions3]],
[[ManPagerchivetil3]],
[[ManPageibarchive3]],
[[ManPageTar5]]