# dmmp_context_userdata_get(3) - man - phpMan

[dmmp_context_userdata_get(3)](https://www.chedong.com/phpMan.php/man/dmmpcontextuserdataget/3/markdown)Device Mapper Multipath API - libdmmp [Manualdmmp_context_userdata_get(3)](https://www.chedong.com/phpMan.php/man/Manualdmmpcontextuserdataget/3/markdown)



## NAME
       dmmp_context_userdata_get - Get user data pointer.

## SYNOPSIS
       **void** ***** **dmmp**___**context**___**userdata**___**get** **(struct** **dmmp**___**context** *****_ctx_**);**

## ARGUMENTS
       ctx         Pointer  of 'struct dmmp_context'.  If this pointer is NULL, your program will be
                   terminated by assert.

## DESCRIPTION
       Retrieve user data pointer from 'struct dmmp_context'.

## RETURN
       void *. Pointer of user defined data.



March 2018                            dmmp_context_userdata_get         [dmmp_context_userdata_get(3)](https://www.chedong.com/phpMan.php/man/dmmpcontextuserdataget/3/markdown)