CAPNG_UPDATE(3) Libcap-ng API CAPNG_UPDATE(3)

NAME capng_update - update the stored capabilities settings

SYNOPSIS #include <cap-ng.h>

int capng_update(capng_act_t action, capng_type_t type,unsigned int capability);

DESCRIPTION capng_update will update the internal posix capabilities settings based on the options passed to it. The action should be eith CAPNG_DROP to set the capability bit to 0, or CAPNG_ADD to set the capability bit to 1. The operation is performed on the capability set specified in the type parameter. The values are: CAPNG_EFFECTIVE, CAPNG_PERMITTED, CAPNG_INHERITABLE, CAPNG_BOUNDING_SET. The values may be ored together to perform the same operation on multiple sets. The last paramter, capability, is the capability define as given in linux/capability.h.

RETURN VALUE This returns 0 on success and -1 on failure.

SEE ALSO capng_updatev(3), capabilities(7)

AUTHOR Steve Grubb

Red Hat June 2009 CAPNG_UPDATE(3)