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OPENPAM_BORROW_CRE... DragonFly Library Functions Manual OPENPAM_BORROW_CRE...

NAME

openpam_borrow_cred -- temporarily borrow user credentials

SYNOPSIS

#include <sys/types.h> #include <security/pam_appl.h> #include <security/openpam.h> int openpam_borrow_cred(pam_handle_t *pamh, const struct passwd *pwd);

DESCRIPTION

The openpam_borrow_cred() function saves the current credentials and switches to those of the user specified by its pwd argument. The affected credentials are the effective UID, the effective GID, and the group access list. The original credentials can be restored using openpam_restore_cred(3).

RETURN VALUES

The openpam_borrow_cred() function returns one of the following values: [PAM_SUCCESS] Success. [PAM_BUF_ERR] Memory buffer error. [PAM_PERM_DENIED] Permission denied. [PAM_SYSTEM_ERR] System error.

SEE ALSO

setegid(2), seteuid(2), setgroups(2), openpam_restore_cred(3), pam(3), pam_strerror(3)

STANDARDS

The openpam_borrow_cred() function is an OpenPAM extension.

AUTHORS

The openpam_borrow_cred() function and this manual page were developed for the FreeBSD Project by ThinkSec AS and Network Associates Laboratories, the Security Research Division of Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 (``CBOSS''), as part of the DARPA CHATS research program. The OpenPAM library is maintained by Dag-Erling Smorgrav <des@des.no>. DragonFly 5.3 April 30, 2017 DragonFly 5.3

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