call_usermodehelper_(9)
NAME
call_usermodehelper_keys - start a usermode application
SYNOPSIS
int call_usermodehelper_keys(char * path, char ** argv, char ** envp, struct key * session_keyring, int wait);
ARGUMENTS
- path
- pathname for the application
- argv
- null-terminated argument list
- envp
- null-terminated environment list
- session_keyring
- session keyring for process (NULL for an empty keyring)
- wait
- wait for the application to finish and return status.
DESCRIPTION
- Runs a user-space application. The application is started
- asynchronously if wait is not set, and runs as a child of
- keventd. (ie. it runs with full root capabilities).
- Must be called from process context. Returns a negative
- error code if program was not execed successfully, or 0.