1 files changed, 114 insertions, 0 deletions
diff --git a/lwip/src/include/lwip/apps/snmpv3.h b/lwip/src/include/lwip/apps/snmpv3.h
new file mode 100644
index 0000000..e0dda64
--- /dev/null
+++ b/lwip/src/include/lwip/apps/snmpv3.h
@@ -0,0 +1,114 @@
+/**
+ * @file
+ * Additional SNMPv3 functionality RFC3414 and RFC3826.
+ */
+
+/*
+ * Copyright (c) 2016 Elias Oenal.
+ * 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.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ *
+ * Author: Elias Oenal <lwip@eliasoenal.com>
+ */
+
+#ifndef LWIP_HDR_APPS_SNMP_V3_H
+#define LWIP_HDR_APPS_SNMP_V3_H
+
+#include "lwip/apps/snmp_opts.h"
+#include "lwip/err.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if LWIP_SNMP && LWIP_SNMP_V3
+
+typedef enum
+{
+  SNMP_V3_AUTH_ALGO_INVAL = 0,
+  SNMP_V3_AUTH_ALGO_MD5   = 1,
+  SNMP_V3_AUTH_ALGO_SHA   = 2
+} snmpv3_auth_algo_t;
+
+typedef enum
+{
+  SNMP_V3_PRIV_ALGO_INVAL = 0,
+  SNMP_V3_PRIV_ALGO_DES   = 1,
+  SNMP_V3_PRIV_ALGO_AES   = 2
+} snmpv3_priv_algo_t;
+
+typedef enum
+{
+  SNMP_V3_USER_STORAGETYPE_OTHER       = 1,
+  SNMP_V3_USER_STORAGETYPE_VOLATILE    = 2,
+  SNMP_V3_USER_STORAGETYPE_NONVOLATILE = 3,
+  SNMP_V3_USER_STORAGETYPE_PERMANENT   = 4,
+  SNMP_V3_USER_STORAGETYPE_READONLY    = 5
+} snmpv3_user_storagetype_t;
+
+/*
+ * The following callback functions must be implemented by the application.
+ * There is a dummy implementation in snmpv3_dummy.c.
+ */
+
+void snmpv3_get_engine_id(const char **id, u8_t *len);
+err_t snmpv3_set_engine_id(const char* id, u8_t len);
+
+u32_t snmpv3_get_engine_boots(void);
+void snmpv3_set_engine_boots(u32_t boots);
+
+u32_t snmpv3_get_engine_time(void);
+void snmpv3_reset_engine_time(void);
+
+err_t snmpv3_get_user(const char* username, snmpv3_auth_algo_t *auth_algo, u8_t *auth_key, snmpv3_priv_algo_t *priv_algo, u8_t *priv_key);
+u8_t snmpv3_get_amount_of_users(void);
+err_t snmpv3_get_user_storagetype(const char *username, snmpv3_user_storagetype_t *storagetype);
+err_t snmpv3_get_username(char *username, u8_t index);
+
+/* The following functions are provided by the SNMPv3 agent */
+
+void snmpv3_engine_id_changed(void);
+s32_t snmpv3_get_engine_time_internal(void);
+
+void snmpv3_password_to_key_md5(
+    const u8_t *password,     /* IN */
+    size_t      passwordlen,  /* IN */
+    const u8_t *engineID,     /* IN  - pointer to snmpEngineID  */
+    u8_t        engineLength, /* IN  - length of snmpEngineID */
+    u8_t       *key);         /* OUT - pointer to caller 16-octet buffer */
+
+void snmpv3_password_to_key_sha(
+    const u8_t *password,     /* IN */
+    size_t      passwordlen,  /* IN */
+    const u8_t *engineID,     /* IN  - pointer to snmpEngineID  */
+    u8_t        engineLength, /* IN  - length of snmpEngineID */
+    u8_t       *key);         /* OUT - pointer to caller 20-octet buffer */
+
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* LWIP_HDR_APPS_SNMP_V3_H */