NAME
sysdecode_ioctlname – lookup name of device control command
LIBRARY
library “libsysdecode”
SYNOPSIS
#include <sysdecode.h>
const char *
sysdecode_ioctlname(unsigned long request);
DESCRIPTION
The sysdecode_ioctlname() function returns the name of a device control request identified by request. A table of names is generated during the build of the sysdecode library from system headers that maps device control request values to the name of the corresponding C macro.
RETURN VALUES
The sysdecode_ioctlname() function returns the name of a device control request if request is a known value; otherwise NULL.