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-rw-r--r--libpam/include/security/pam_modutil.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/libpam/include/security/pam_modutil.h b/libpam/include/security/pam_modutil.h
index 8087ba15..4ce8c552 100644
--- a/libpam/include/security/pam_modutil.h
+++ b/libpam/include/security/pam_modutil.h
@@ -129,6 +129,19 @@ extern int PAM_NONNULL((1,2))
pam_modutil_regain_priv(pam_handle_t *pamh,
struct pam_modutil_privs *p);
+enum pam_modutil_redirect_fd {
+ PAM_MODUTIL_IGNORE_FD, /* do not redirect */
+ PAM_MODUTIL_PIPE_FD, /* redirect to a pipe */
+ PAM_MODUTIL_NULL_FD, /* redirect to /dev/null */
+};
+
+/* redirect standard descriptors, close all other descriptors. */
+extern int PAM_NONNULL((1))
+pam_modutil_sanitize_helper_fds(pam_handle_t *pamh,
+ enum pam_modutil_redirect_fd redirect_stdin,
+ enum pam_modutil_redirect_fd redirect_stdout,
+ enum pam_modutil_redirect_fd redirect_stderr);
+
#ifdef __cplusplus
}
#endif