diff -r 360b9aabe17e -r d07810b02147 src/server/daemon/authdb.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/server/daemon/authdb.h	Sat Dec 29 18:08:23 2012 +0100
@@ -0,0 +1,92 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2011 Olaf Wintermann. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef AUTHDB_H
+#define	AUTHDB_H
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+typedef struct auth_db AuthDB;
+typedef struct user    User;   
+
+/*
+ * get a user from the authentication database
+ * 
+ * param1: authentication database
+ * param2: user
+ */
+typedef User*(*authdb_get_user_f)(AuthDB*, char*);
+
+struct auth_db {
+    char                *name;
+    /* User* get_user(AuthDB *db, char *username) */
+    authdb_get_user_f   get_user;
+};
+
+/*
+ * verify the users password
+ * 
+ * param1: user
+ * param2: password
+ */
+typedef int(*user_verify_passwd_f)(User*, char*);
+
+/*
+ * check if the user is a member of a given group
+ * 
+ * param1: user
+ * param2: group
+ */
+typedef int(*user_check_group_f)(User*, char*);
+
+/*
+ * free the user object
+ */
+typedef void(*user_free_f)(User*);
+
+struct user {
+    char                   *name;
+    /* int verify_password(User *user, char *password) */
+    user_verify_passwd_f   verify_password;
+    /* int check_group(User *user, char *group) */
+    user_check_group_f     check_group;
+    /* void free(User*) */
+    user_free_f            free;
+};
+
+
+
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* AUTHDB_H */
+