Storing custom information in the client
SYNOPSIS
- #include <libmemcached/memcached.h>
- Compile and link with -lmemcached 
- 
void *memcached_get_user_data(memcached_st *ptr)
- Parameters:
- ptr -- pointer to initialized - memcached_ststruct
- Returns:
- opaque pointer to the user supplied data 
 
- 
void *memcached_set_user_data(memcached_st *ptr, void *data)
- Parameters:
- ptr -- pointer to initialized - memcached_ststruct
- data -- opaque pointer to user supplied data 
 
- Returns:
- opaque pointer to the previously set - data
 
DESCRIPTION
libmemcached allows you to store a pointer to a user specific data inside
the memcached_st structure.
memcached_set_user_data() is used to set the user specific data in the
memcached_st structure.
memcached_get_user_data() is used to retrieve the user specific data in
the memcached_st structure.
RETURN VALUE
memcached_set_user_data() returns the previous value of the user specific data.
memcached_get_user_data() returns the current value of the user specific data.