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ZIP_SOURCE_WINDOW_CREATE(3)  Library Functions ManualZIP_SOURCE_WINDOW_CREATE(3)

NAME
     zip_source_window_create -- create zip data source overlay

LIBRARY
     libzip (-lzip)

SYNOPSIS
     #include <zip.h>

     zip_source_t *
     zip_source_window_create(zip_source_t *source, zip_uint64_t start,
	 zip_int64_t len, zip_error_t *error);

DESCRIPTION
     The  zip_source_window_create() function create a zip source from an under-
     lying zip source, restricting access to a	particular  window  starting  at
     byte  start and having size len.  If len is -1, the window spans to the end
     of the underlying source.

     zip_source_window() and zip_source_window_create() don't take ownership  of
     source.   The  caller is responsible for freeing it.  (This is different to
     other layered sources.)

RETURN VALUES
     Upon successful completion, the created  source  is  returned.   Otherwise,
     NULL is returned and the error code in error is set to indicate the error.

ERRORS
     zip_source_window_create() fails if:

     [ZIP_ER_INVAL]	src  is  NULL; there is an integer overflow adding start
			and len; or len is less than -1.

     [ZIP_ER_MEMORY]	Required memory could not be allocated.

SEE ALSO
     libzip(3), zip_source(5)

HISTORY
     zip_source_window_create() was added in libzip 1.8.0.

AUTHORS
     Dieter Baron <dillo@nih.at> and Thomas Klausner <wiz@gatalith.at>

FreeBSD ports 15.quarterly	 April 29, 2021      ZIP_SOURCE_WINDOW_CREATE(3)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=zip_source_window_create&sektion=3&manpath=FreeBSD+Ports+15.1.quarterly>

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