| .TH "CAPNG_UPDATE" "3" "June 2009" "Red Hat" "Libcap-ng API" |
| .SH NAME |
| capng_update \- update the stored capabilities settings |
| .SH "SYNOPSIS" |
| .B #include <cap-ng.h> |
| .sp |
| int capng_update(capng_act_t action, capng_type_t type,unsigned int capability); |
| |
| .SH "DESCRIPTION" |
| |
| capng_update will update the internal POSIX capabilities settings based on the options passed to it. The action should be either 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, or CAPNG_AMBIENT. The values may be or'ed together to perform the same operation on multiple sets. The last parameter, capability, is the capability define as given in linux/capability.h. |
| |
| .SH "RETURN VALUE" |
| |
| This returns 0 on success and -1 on failure. |
| |
| .SH "SEE ALSO" |
| |
| .BR capng_updatev (3), |
| .BR capabilities (7) |
| |
| .SH AUTHOR |
| Steve Grubb |
