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.\" zip_error_to_data.mdoc -- create error data for ZIP_SOURCE_ERROR
.\" Copyright (C) 2014-2017 Dieter Baron and Thomas Klausner
.\"
.\" This file is part of libzip, a library to manipulate ZIP archives.
.\" The authors can be contacted at <libzip@nih.at>
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.Dd December 18, 2017
.Dt ZIP_ERROR_TO_DATA 3
.Os
.Sh NAME
.Nm zip_error_to_data
.Nd convert zip_error to return value suitable for ZIP_SOURCE_ERROR
.Sh LIBRARY
libzip (-lzip)
.Sh SYNOPSIS
.In zip.h
.Ft zip_int64_t
.Fn zip_error_to_data "const zip_error_t *ze" "void *data" "zip_uint64_t len"
.Sh DESCRIPTION
.Fn zip_error_to_data
function converts the zip_error
.Ar ze
into data suitable as return value for
.Dv ZIP_SOURCE_ERROR .
The data is written into the buffer
.Ar data
of size
.Ar len .
If the buffer is not large enough to hold 2 ints, an error is
returned.
.Sh RETURN VALUES
.Fn zip_error_to_data
returns 2*(sizeof int) on success, and \-1 on error.
.Sh SEE ALSO
.Xr libzip 3 ,
.Xr zip_source_function 3
.Sh HISTORY
.Fn zip_error_to_data
was added in libzip 1.0.
.Sh AUTHORS
.An -nosplit
.An Dieter Baron Aq Mt dillo@nih.at
and
.An Thomas Klausner Aq Mt tk@giga.or.at

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