new file mode 100644
--- /dev/null
+++ b/packages/net/snmp/lib/current/include/snmpusm.h
@@ -0,0 +1,284 @@
+//==========================================================================
+//
+//      ./lib/current/include/snmpusm.h
+//
+//
+//==========================================================================
+//####COPYRIGHTBEGIN####
+//                                                                          
+// -------------------------------------------                              
+// The contents of this file are subject to the Red Hat eCos Public License 
+// Version 1.1 (the "License"); you may not use this file except in         
+// compliance with the License.  You may obtain a copy of the License at    
+// http://www.redhat.com/                                                   
+//                                                                          
+// Software distributed under the License is distributed on an "AS IS"      
+// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the 
+// License for the specific language governing rights and limitations under 
+// the License.                                                             
+//                                                                          
+// The Original Code is eCos - Embedded Configurable Operating System,      
+// released September 30, 1998.                                             
+//                                                                          
+// The Initial Developer of the Original Code is Red Hat.                   
+// Portions created by Red Hat are                                          
+// Copyright (C) 1998, 1999, 2000 Red Hat, Inc.                             
+// All Rights Reserved.                                                     
+// -------------------------------------------                              
+//                                                                          
+//####COPYRIGHTEND####
+//####UCDSNMPCOPYRIGHTBEGIN####
+//
+// -------------------------------------------
+//
+// Portions of this software may have been derived from the UCD-SNMP
+// project,  <http://ucd-snmp.ucdavis.edu/>  from the University of
+// California at Davis, which was originally based on the Carnegie Mellon
+// University SNMP implementation.  Portions of this software are therefore
+// covered by the appropriate copyright disclaimers included herein.
+//
+// The release used was version 4.1.2 of May 2000.  "ucd-snmp-4.1.2"
+// -------------------------------------------
+//
+//####UCDSNMPCOPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):    hmt
+// Contributors: hmt
+// Date:         2000-05-30
+// Purpose:      Port of UCD-SNMP distribution to eCos.
+// Description:  
+//              
+//
+//####DESCRIPTIONEND####
+//
+//==========================================================================
+/********************************************************************
+       Copyright 1989, 1991, 1992 by Carnegie Mellon University
+
+			  Derivative Work -
+Copyright 1996, 1998, 1999, 2000 The Regents of the University of California
+
+			 All Rights Reserved
+
+Permission to use, copy, modify and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appears in all copies and
+that both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of CMU and The Regents of
+the University of California not be used in advertising or publicity
+pertaining to distribution of the software without specific written
+permission.
+
+CMU AND THE REGENTS OF THE UNIVERSITY OF CALIFORNIA DISCLAIM ALL
+WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL CMU OR
+THE REGENTS OF THE UNIVERSITY OF CALIFORNIA BE LIABLE FOR ANY SPECIAL,
+INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
+FROM THE LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
+CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*********************************************************************/
+/* 
+ * snmpusm.h
+ *
+ * Header file for USM support.
+ */
+
+#ifndef SNMPUSM_H
+#define SNMPUSM_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define WILDCARDSTRING "*"
+
+/*
+ * General.
+ */
+#define USM_MAX_ID_LENGTH		1024		/* In bytes. */
+#define USM_MAX_SALT_LENGTH		64		/* In BITS. */
+#define USM_MAX_KEYEDHASH_LENGTH	128		/* In BITS. */
+
+#define USM_TIME_WINDOW			150
+
+
+/*
+ * Structures.
+ */
+struct usmStateReference {
+	char		*usr_name;
+	size_t		 usr_name_length;
+	u_char		*usr_engine_id;
+	size_t		 usr_engine_id_length;
+	oid		*usr_auth_protocol;
+	size_t		 usr_auth_protocol_length;
+	u_char		*usr_auth_key;
+	size_t		 usr_auth_key_length;
+	oid		*usr_priv_protocol;
+	size_t		 usr_priv_protocol_length;
+	u_char		*usr_priv_key;
+	size_t		 usr_priv_key_length;
+	u_int		 usr_sec_level;
+};
+
+
+/* struct usmUser: a structure to represent a given user in a list */
+/* Note: Any changes made to this structure need to be reflected in
+   the following functions: */
+
+struct usmUser;
+struct usmUser {
+   u_char         *engineID;
+   size_t          engineIDLen;
+   char           *name;
+   char           *secName;
+   oid            *cloneFrom;
+   size_t          cloneFromLen;
+   oid            *authProtocol;
+   size_t          authProtocolLen;
+   u_char         *authKey;
+   size_t          authKeyLen;
+   oid            *privProtocol;
+   size_t          privProtocolLen;
+   u_char         *privKey;
+   size_t          privKeyLen;
+   u_char         *userPublicString;
+   int             userStatus;
+   int             userStorageType;
+   struct usmUser *next;
+   struct usmUser *prev;
+};
+
+
+
+/*
+ * Prototypes.
+ */
+void	usm_set_reportErrorOnUnknownID (int value);
+
+struct usmStateReference *
+	usm_malloc_usmStateReference (void);
+
+void	usm_free_usmStateReference (void *old);
+
+int	usm_set_usmStateReference_name (
+		struct usmStateReference	*ref,
+		char				*name,
+		size_t				 name_len);
+
+int	usm_set_usmStateReference_engine_id (
+		struct usmStateReference	*ref,
+		u_char				*engine_id,
+		size_t				 engine_id_len);
+
+int	usm_set_usmStateReference_auth_protocol (
+		struct usmStateReference *ref,
+		oid *auth_protocol,
+		size_t auth_protocol_len);
+
+int	usm_set_usmStateReference_auth_key (
+		struct usmStateReference *ref,
+		u_char *auth_key,
+		size_t auth_key_len);
+
+int	usm_set_usmStateReference_priv_protocol (
+		struct usmStateReference *ref,
+		oid *priv_protocol,
+		size_t priv_protocol_len);
+
+int	usm_set_usmStateReference_priv_key (
+		struct usmStateReference *ref,
+		u_char *priv_key,
+		size_t priv_key_len);
+
+int	usm_set_usmStateReference_sec_level (
+		struct usmStateReference *ref,
+		int sec_level);
+
+#ifdef SNMP_TESTING_CODE
+void	emergency_print (u_char *field, u_int length);
+#endif
+
+int	asn_predict_int_length (int type, long number, size_t len);
+
+int	asn_predict_length (int type, u_char *ptr, size_t u_char_len);
+
+int	usm_set_salt (
+		u_char		*iv,
+		size_t		*iv_length,
+		u_char		*priv_salt,
+		size_t		 priv_salt_length,
+		u_char		*msgSalt );
+
+int	usm_parse_security_parameters (
+		u_char  *secParams,
+		size_t   remaining,
+		u_char  *secEngineID,
+		size_t  *secEngineIDLen,
+		u_int   *boots_uint,
+		u_int   *time_uint,
+		char    *secName,
+		size_t  *secNameLen,
+		u_char  *signature,
+		size_t  *signature_length,
+		u_char  *salt,
+		size_t  *salt_length,
+		u_char **data_ptr);
+
+int	usm_check_and_update_timeliness (
+		u_char *secEngineID,
+		size_t  secEngineIDLen,
+		u_int   boots_uint,
+		u_int   time_uint,
+		int    *error);
+
+int usm_generate_out_msg (int, u_char *, size_t, int, int, u_char *, size_t,
+			      char *,  size_t, int, u_char *, size_t, void *,
+			      u_char *, size_t *, u_char **, size_t *);
+
+int usm_process_in_msg (int, size_t, u_char *, int, int, u_char *, size_t,
+			    u_char *, size_t *, char *, size_t *, u_char **, size_t *,
+			    size_t *, void **);
+
+int             usm_check_secLevel(int level, struct usmUser *user);
+struct usmUser *usm_get_userList(void);
+struct usmUser *usm_get_user(u_char *engineID, size_t engineIDLen, char *name);
+struct usmUser *usm_get_user_from_list(u_char *engineID, size_t engineIDLen,
+                                       char *name, struct usmUser *userList,
+                                       int use_default);
+struct usmUser *usm_add_user(struct usmUser *user);
+struct usmUser *usm_add_user_to_list(struct usmUser *user,
+                                     struct usmUser *userList);
+struct usmUser *usm_free_user(struct usmUser *user);
+struct usmUser *usm_create_user(void);
+struct usmUser *usm_create_initial_user(const char *name,
+                                     oid *authProtocol, size_t authProtocolLen,
+                                     oid *privProtocol, size_t privProtocolLen);
+struct usmUser *usm_cloneFrom_user(struct usmUser *from, struct usmUser *to);
+struct usmUser *usm_remove_user(struct usmUser *user);
+struct usmUser *usm_remove_user_from_list(struct usmUser *user,
+                                          struct usmUser **userList);
+char           *get_objid(char *line, oid **optr, size_t *len);
+void            usm_save_users(const char *token, const char *type);
+void            usm_save_users_from_list(struct usmUser *user, const char *token,
+                                        const char *type);
+void            usm_save_user(struct usmUser *user, const char *token, const char *type);
+SNMPCallback    usm_store_users;
+struct usmUser *usm_read_user(char *line);
+void            usm_parse_config_usmUser(const char *token, char *line);
+
+void            usm_set_password(const char *token, char *line);
+void            usm_set_user_password(struct usmUser *user, const char *token,
+                                      char *line);
+void		init_usm(void);
+int		init_usm_post_config(int majorid, int minorid, void *serverarg,
+                                     void *clientarg);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* SNMPUSM_H */