optionally use PAM

Signed-off-by: Mattias Andrée <maandree@operamail.com>

1 files changed, 56 insertions, 0 deletions

diff --git a/src/auth/pam.h b/src/auth/pam.h
new file mode 100644
index 0000000..ee766df
--- /dev/null
+++ b/src/auth/pam.h
@@ -0,0 +1,56 @@
+/**
+ * cerberus – Minimal login program
+ * 
+ * Copyright © 2013  Mattias Andrée (maandree@member.fsf.org)
+ * 
+ * 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 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef __PAM_H__
+#define __PAM_H__
+
+
+/**
+ * Initialise PAM
+ * 
+ * @param  remote    The remote computer, {@code NULL} for local login
+ * @param  username  The username of the user to log in to
+ * @param  reader    Function that can be used to read a passphrase from the terminal
+ */
+void initialise_pam(char* remote, char* username, char* (*reader)(void));
+
+/**
+ * Verify that the account may be used
+ */
+void verify_account_pam(void);
+
+/**
+ * Open PAM session
+ */
+void open_session_pam(void);
+
+/**
+ * Close PAM session
+ */
+void close_session_pam(void);
+
+/**
+ * Perform token authentication
+ * 
+ * @return  Whether the user got automatically authenticated
+ */
+char authenticate_pam(void);
+
+
+#endif
+