Import Mbed OS hard-float snapshot

connectivity/nanostack/sal-stack-nanostack/source/6LoWPAN/NVM/nwk_nvm.c

@@ -0,0 +1,148 @@
+/*
+ * Copyright (c) 2017-2019, Arm Limited and affiliates.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "nsconfig.h"
+
+#include "ns_types.h"
+#include "eventOS_event.h"
+#include "ns_trace.h"
+#include "string.h"
+#include "randLIB.h"
+#include "nsdynmemLIB.h"
+#include "Core/include/ns_socket.h"
+#include "NWK_INTERFACE/Include/protocol.h"
+#include "6LoWPAN/MAC/mac_helper.h"
+#include "6LoWPAN/NVM/nwk_nvm.h"
+#include "Service_Libs/mle_service/mle_service_api.h"
+
+#define TRACE_GROUP "nNVM"
+
+#define COUNTER_NVM_UPDATE_INCREMENT 1000
+
+static wpan_nvm_params_t  *nwk_nvm_params_get_cb(nwk_wpan_nvm_api_t *api, uint16_t pan_id);
+
+static void nwk_nvm_params_update_cb(nwk_wpan_nvm_api_t *api, bool if_down_call);
+
+int8_t net_nvm_wpan_params_storage_enable(int8_t interface_id, wpan_params_updated *nvm_update_cb, wpan_params_get *nvm_get_cb)
+{
+
+    protocol_interface_info_entry_t *cur = protocol_stack_interface_info_get_by_id(interface_id);
+    if (!cur || !nvm_update_cb || !nvm_get_cb) {
+        return -1;
+    }
+
+    if (cur->nwk_wpan_nvm_api) {
+        return 0;
+    }
+    cur->nwk_wpan_nvm_api = ns_dyn_mem_alloc(sizeof(nwk_wpan_nvm_api_t));
+    if (!cur->nwk_wpan_nvm_api) {
+        return -2;
+    }
+
+    cur->nwk_wpan_nvm_api->interface = cur;
+    cur->nwk_wpan_nvm_api->params.pan_id = 0xffff;
+    cur->nwk_wpan_nvm_api->NVM_GET = nvm_get_cb;
+    cur->nwk_wpan_nvm_api->NVM_PUSH = nvm_update_cb;
+    cur->nwk_wpan_nvm_api->nvm_params_get_cb = nwk_nvm_params_get_cb;
+    cur->nwk_wpan_nvm_api->nvm_params_update_cb = nwk_nvm_params_update_cb;
+
+    return 0;
+}
+
+
+int8_t net_nvm_wpan_params_storage_disable(int8_t interface_id)
+{
+    protocol_interface_info_entry_t *cur = protocol_stack_interface_info_get_by_id(interface_id);
+    if (!cur || !cur->nwk_wpan_nvm_api) {
+        return -1;
+    }
+    ns_dyn_mem_free(cur->nwk_wpan_nvm_api);
+    cur->nwk_wpan_nvm_api = NULL;
+    return 0;
+
+}
+
+int8_t net_nvm_wpan_params_storage_reset(int8_t interface_id)
+{
+    protocol_interface_info_entry_t *cur = protocol_stack_interface_info_get_by_id(interface_id);
+    if (!cur || !cur->nwk_wpan_nvm_api) {
+        return -1;
+    }
+    cur->nwk_wpan_nvm_api->params.pan_id = 0xffff;
+    return 0;
+}
+
+
+static wpan_nvm_params_t  *nwk_nvm_params_get_cb(nwk_wpan_nvm_api_t *api, uint16_t pan_id)
+{
+    wpan_nvm_params_t temp_params;
+    if (api->params.pan_id == 0xffff || api->params.pan_id != pan_id) {
+        temp_params.pan_id = pan_id;
+        if (api->NVM_GET(&temp_params)) {
+            temp_params.mac_security_frame_counter += COUNTER_NVM_UPDATE_INCREMENT;
+            temp_params.mle_securit_counter += COUNTER_NVM_UPDATE_INCREMENT;
+
+        } else {
+            temp_params.mac_security_frame_counter = 0;
+            temp_params.mle_securit_counter = 0;
+
+        }
+        //SET Init values
+        api->NVM_PUSH(&temp_params);
+        api->params = temp_params;
+    }
+    return &api->params;
+}
+
+static void nwk_nvm_params_update_cb(nwk_wpan_nvm_api_t *api, bool if_down_call)
+{
+    uint32_t mac_counter;
+    uint32_t mlme_counter;
+    if (api->params.pan_id == 0xffff) {
+        return;
+    }
+
+    //Read first current values and compare different to last read opration
+    if (mac_helper_link_frame_counter_read(api->interface->id, &mac_counter) != 0) {
+        return;
+    }
+    mlme_counter = mle_service_security_get_frame_counter(api->interface->id);
+
+    if (if_down_call) {
+        api->params.mac_security_frame_counter = mac_counter;
+        api->params.mle_securit_counter = mlme_counter;
+        return;
+    }
+
+    bool push_new_data = false;
+    if (api->params.mac_security_frame_counter < mac_counter) {
+        if (mac_counter - api->params.mac_security_frame_counter > COUNTER_NVM_UPDATE_INCREMENT - 50) {
+            push_new_data = true;
+            api->params.mac_security_frame_counter = mac_counter;
+        }
+    }
+
+    if (api->params.mle_securit_counter < mlme_counter) {
+        if (mlme_counter - api->params.mle_securit_counter > COUNTER_NVM_UPDATE_INCREMENT - 50) {
+            push_new_data = true;
+            api->params.mle_securit_counter = mlme_counter;
+        }
+    }
+
+    if (push_new_data) {
+        api->NVM_PUSH(&api->params);
+    }
+}

connectivity/nanostack/sal-stack-nanostack/source/6LoWPAN/NVM/nwk_nvm.h

@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2017, Arm Limited and affiliates.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef NWK_NVM_H_
+#define NWK_NVM_H_
+#include "net_nvm_api.h"
+
+
+/**
+ * \brief Function to get setup from NVM
+ *
+ * \param parameters Updated wpan parameters
+ *
+ * \return Pointer for setup allways never NULL!
+ */
+typedef wpan_nvm_params_t  *wpan_nvm_params_get(struct nwk_wpan_nvm_api *api, uint16_t pan_id);
+
+/**
+ * \brief Function to update dynamic values caaled at every second and ifdown process
+ *
+ * \param if_down_call true for ifdown call and false
+ */
+typedef void wpan_nvm_params_update(struct nwk_wpan_nvm_api *api, bool if_down_call);
+
+typedef struct nwk_wpan_nvm_api {
+    wpan_nvm_params_t params;
+    struct protocol_interface_info_entry *interface;
+    wpan_nvm_params_get *nvm_params_get_cb;
+    wpan_nvm_params_update *nvm_params_update_cb;
+    wpan_params_updated *NVM_PUSH;
+    wpan_params_get *NVM_GET;
+} nwk_wpan_nvm_api_t;
+
+#endif /* NWK_NVM_H_ */