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Diffstat (limited to 'keyutils-1.5.6/keyctl_session_to_parent.3')
| -rw-r--r-- | keyutils-1.5.6/keyctl_session_to_parent.3 | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/keyutils-1.5.6/keyctl_session_to_parent.3 b/keyutils-1.5.6/keyctl_session_to_parent.3 new file mode 100644 index 0000000..a0da527 --- /dev/null +++ b/keyutils-1.5.6/keyctl_session_to_parent.3 @@ -0,0 +1,75 @@ +.\" +.\" Copyright (C) 2010 Red Hat, Inc. All Rights Reserved. +.\" Written by David Howells (dhowells@redhat.com) +.\" +.\" This program is free software; you can redistribute it and/or +.\" modify it under the terms of the GNU General Public License +.\" as published by the Free Software Foundation; either version +.\" 2 of the License, or (at your option) any later version. +.\" +.TH KEYCTL_SESSION_TO_PARENT 3 "26 Jun 2010" Linux "Linux Key Management Calls" +.\""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""" +.SH NAME +keyctl_session_to_parent \- Set the parent process's session keyring +.\""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""" +.SH SYNOPSIS +.nf +.B #include <keyutils.h> +.sp +.BI "long keyctl_session_to_parent();" +.\""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""" +.SH DESCRIPTION +.BR keyctl_session_to_parent () +changes the session keyring to which the calling process's parent subscribes +to be the that of the calling process. +.P +The keyring must have +.B link +permission available to the calling process, the parent process must have the +same UIDs/GIDs as the calling process, and the LSM must not reject the +replacement. Furthermore, this may not be used to affect init or a kernel +thread. +.P +Note that the replacement will not take immediate effect upon the parent +process, but will rather be deferred to the next time it returns to userspace +from kernel space. +.\""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""" +.SH RETURN VALUE +On success +.BR keyctl_session_to_parent () +returns 0. On error, the value +.B -1 +will be returned and errno will have been set to an appropriate error. +.\""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""" +.SH ERRORS +.TP +.B ENOMEM +Insufficient memory to create a key. +.TP +.B EPERM +The credentials of the parent don't match those of the caller. +.TP +.B EACCES +The named keyring exists, but is not +.B linkable +by the calling process. +.\""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""" +.SH LINKING +This is a library function that can be found in +.IR libkeyutils . +When linking, +.B -lkeyutils +should be specified to the linker. +.\""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""" +.SH SEE ALSO +.BR keyctl (1), +.br +.BR add_key (2), +.br +.BR keyctl (2), +.br +.BR request_key (2), +.br +.BR keyctl (3), +.br +.BR request-key (8) |