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. Upon reading
  end-of-file, zero is returned. Otherwise, -1 is returned and the error
  information in 
source is set to indicate the error.
SEE ALSO
libzip(3),
  
zip_source(3),
  
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
  <
tk@giga.or.at>