zip_source_read(3) Library Functions Manual zip_source_read(3)
NAME
zip_source_read - read data from zip source
LIBRARY
libzip (-lzip)
SYNOPSIS
#include <zip.h>
zip_int64_t
zip_source_read(zip_source_t *source, void *data, zip_uint64_t len);
DESCRIPTION
The function zip_source_read() reads up to len bytes of data from source
at the current read offset into the buffer data.
The zip source source has to be opened for reading by calling
zip_source_open(3) first.
RETURN VALUES
Upon successful completion the number of bytes read is returned. When
zip_source_read() is called after reaching the end of the file, 0 is
returned. Otherwise, -1 is returned and the error information in source
is set to indicate the error.
SEE ALSO
libzip(3), zip_source(5), zip_source_seek(3), zip_source_tell(3),
zip_source_write(3)
HISTORY
zip_source_read() was added in libzip 1.0.
AUTHORS
Dieter Baron <dillo@nih.at> and Thomas Klausner <wiz@gatalith.at>
macOS 15.6 September 28, 2021 macOS 15.6
libzip 1.11.4 - Generated Mon Aug 4 10:43:13 CDT 2025