diff options
Diffstat (limited to 'ctrl')
| -rw-r--r-- | ctrl/facemgr/src/api.c | 9 | ||||
| -rw-r--r-- | ctrl/facemgr/src/interfaces/priority_controller/priority_controller.c | 138 | ||||
| -rw-r--r-- | ctrl/facemgr/src/interfaces/priority_controller/priority_controller.h | 45 |
3 files changed, 189 insertions, 3 deletions
diff --git a/ctrl/facemgr/src/api.c b/ctrl/facemgr/src/api.c index f934883de..aeca057e0 100644 --- a/ctrl/facemgr/src/api.c +++ b/ctrl/facemgr/src/api.c @@ -63,6 +63,8 @@ #include "interfaces/android_utility/android_utility.h" #endif /* WITH_ANDROID_UTILITY */ +#include "interfaces/priority_controller/priority_controller.h" + #include <hicn/ctrl/face.h> #include <hicn/facemgr/facelet.h> #include "common.h" @@ -2258,7 +2260,12 @@ facemgr_bootstrap(facemgr_t * facemgr) #ifdef WITH_PRIORITY_CONTROLLER INFO("[facemgr_bootstrap] creating priority_controller interface"); - rc = facemgr_create_interface(facemgr, "pc", "priority_controller", NULL, &facemgr->pc); + priority_controller_cfg_t pc_cfg = { +#ifdef PRIORITY_CONTROLLER_INTERNAL + .jvm = facemgr->jvm, +#endif /* PRIORITY_CONTROLLER_INTERNAL */ + }; + rc = facemgr_create_interface(facemgr, "pc", "priority_controller", &pc_cfg, &facemgr->pc); if (rc < 0) { ERROR("Error creating 'Priority Controller' interface\n"); goto ERR_PC_CREATE; diff --git a/ctrl/facemgr/src/interfaces/priority_controller/priority_controller.c b/ctrl/facemgr/src/interfaces/priority_controller/priority_controller.c index 76538185f..9845796d2 100644 --- a/ctrl/facemgr/src/interfaces/priority_controller/priority_controller.c +++ b/ctrl/facemgr/src/interfaces/priority_controller/priority_controller.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2017-2019 Cisco and/or its affiliates. + * Copyright (c) 2017-2020 Cisco and/or its affiliates. * 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: @@ -27,15 +27,106 @@ #include <hicn/facemgr.h> +#include "priority_controller.h" #include "../../common.h" #include "../../interface.h" #define PC_DEFAULT_PORT 9533 typedef struct { + priority_controller_cfg_t cfg; int fd; +#ifdef PRIORITY_CONTROLLER_INTERNAL + unsigned state; + JNIEnv * env; + jclass cls; + jmethodID mid; +#endif /* PRIORITY_CONTROLLER_INTERNAL */ } pc_data_t; +#ifdef PRIORITY_CONTROLLER_INTERNAL +#include <jni.h> + +#define ERR_STR_JAVA "Java VM parameters are required in the interface configuration." + +#define PREFER_CELLULAR 0 +#define PREFER_WIFI 1 +#define PREFER_BOTH 2 + +#define INTERVAL_MS 500 + +const char * prefer_str[] = { "Cellular", "WiFi", "both" }; + +jclass find_class_global(JNIEnv* env, const char *name){ + jclass c = (*env)->FindClass(env, name); + jclass c_global = 0; + if (c){ + c_global = (jclass)(*env)->NewGlobalRef(env, c); + (*env)->DeleteLocalRef(env, c); + } + return c_global; +} + + +int priority_controller_tick(interface_t * interface, int fd, void * unused) +{ + pc_data_t * data = (pc_data_t*)interface->data; + unsigned new_state = PREFER_BOTH; + + jint rssi = (*data->env)->CallStaticIntMethod(data->env, data->cls, data->mid); + if (rssi > -67) { + new_state = PREFER_WIFI; + +#if 0 + } else if ((rssi < -67) && (rssi > -70)) { + new_state = PREFER_BOTH; +#endif + + } else { /* rssi < -70 */ + new_state = PREFER_CELLULAR; + } + + if (new_state == data->state) + return 0; + + ERROR("Setting priority to %s", prefer_str[new_state]); + + /* XXX Factor this */ + + facelet_t * facelet_w = facelet_create(); + facelet_t * facelet_c = facelet_create(); + facelet_set_netdevice_type(facelet_w, NETDEVICE_TYPE_WIFI); + facelet_set_netdevice_type(facelet_c, NETDEVICE_TYPE_CELLULAR); + facelet_set_attr_clean(facelet_w); + facelet_set_attr_clean(facelet_c); + + switch(new_state) { + case PREFER_CELLULAR: + facelet_set_priority(facelet_w, 0); + facelet_set_priority(facelet_c, 10); + break; + case PREFER_WIFI: + facelet_set_priority(facelet_w, 10); + facelet_set_priority(facelet_c, 0); + break; + case PREFER_BOTH: + facelet_set_priority(facelet_w, 0); + facelet_set_priority(facelet_c, 0); + break; + } + + facelet_set_event(facelet_w, FACELET_EVENT_UPDATE); + facelet_set_event(facelet_c, FACELET_EVENT_UPDATE); + + interface_raise_event(interface, facelet_w); + interface_raise_event(interface, facelet_c); + + data->state = new_state; + + return 0; +} +#endif /* PRIORITY_CONTROLLER_INTERNAL */ + int priority_controller_initialize(interface_t * interface, void * cfg) { INFO("Initializing priority controller"); @@ -49,6 +140,32 @@ int priority_controller_initialize(interface_t * interface, void * cfg) interface->data = data; + data->cfg = * (priority_controller_cfg_t *) cfg; + +#ifdef PRIORITY_CONTROLLER_INTERNAL + + if (!cfg) { + ERROR(ERR_STR_JAVA); + goto ERR_CFG; + } + + /* Retrieve RSSI information from SDK through AndroidUtility class */ + (*data->cfg.jvm)->AttachCurrentThread(data->cfg.jvm, &data->env, NULL); + data->cls = find_class_global(data->env, FACEMGR_ANDROID_UTILITY_CLASS); + if (data->cls == 0) + goto ERR_JAVA; + data->mid = (*data->env)->GetStaticMethodID(data->env, data->cls, "getWifiRSSI", "()I"); + + data->fd = interface_register_timer(interface, INTERVAL_MS, + priority_controller_tick, interface); + if (data->fd < 0) { + ERROR("[priority_controller_initialize] Could not initialize timer"); + goto ERR_FD; + } + data->state = PREFER_BOTH; + +#else /* PRIORITY_CONTROLLER_INTERNAL */ + data->fd = socket(AF_INET, SOCK_DGRAM, 0); //data->fd = socket(AF_INET, SOCK_STREAM, 0); if (data->fd < 0) { @@ -72,13 +189,21 @@ int priority_controller_initialize(interface_t * interface, void * cfg) goto ERR_FD; } +#endif /* PRIORITY_CONTROLLER_INTERNAL */ + INFO("Priority controller successfully initialized"); return 0; +#ifdef PRIORITY_CONTROLLER_INTERNAL +ERR_CFG: +ERR_JAVA: +#endif /* PRIORITY_CONTROLLER_INTERNAL */ ERR_FD: +#ifndef PRIORITY_CONTROLLER_INTERNAL ERR_BIND: close(data->fd); ERR_SOCKET: +#endif /* ! PRIORITY_CONTROLLER_INTERNAL */ free(data); ERR_MALLOC: return -1; @@ -88,12 +213,18 @@ int priority_controller_finalize(interface_t * interface) { pc_data_t * data = (pc_data_t*)interface->data; - if (data->fd > 0) {close(data->fd);} +#ifdef PRIORITY_CONTROLLER_INTERNAL + interface_unregister_timer(interface, data->fd); +#else + if (data->fd > 0) + close(data->fd); free(data); +#endif /* PRIORITY_CONTROLLER_INTERNAL */ return 0; } +#ifndef PRIORITY_CONTROLLER_INTERNAL int priority_controller_callback(interface_t * interface, int fd, void * unused) { pc_data_t * data = (pc_data_t*)interface->data; @@ -148,10 +279,13 @@ int priority_controller_callback(interface_t * interface, int fd, void * unused) return 0; } +#endif /* ! PRIORITY_CONTROLLER_INTERNAL */ interface_ops_t priority_controller_ops = { .type = "priority_controller", .initialize = priority_controller_initialize, .finalize = priority_controller_finalize, +#ifndef PRIORITY_CONTROLLER_INTERNAL .callback = priority_controller_callback, +#endif /* ! PRIORITY_CONTROLLER_INTERNAL */ }; diff --git a/ctrl/facemgr/src/interfaces/priority_controller/priority_controller.h b/ctrl/facemgr/src/interfaces/priority_controller/priority_controller.h new file mode 100644 index 000000000..bc81b68ff --- /dev/null +++ b/ctrl/facemgr/src/interfaces/priority_controller/priority_controller.h @@ -0,0 +1,45 @@ +/* + * Copyright (c) 2017-2020 Cisco and/or its affiliates. + * 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. + */ + +/** + * \file priority_controller.h + * \brief Priority Controller interface + */ + +#ifndef FACEMGR_INTERFACE_PRIORITY_CONTROLLER +#define FACEMGR_INTERFACE_PRIORITY_CONTROLLER + +#define FACEMGR_ANDROID_UTILITY_CLASS "com/cisco/hicn/forwarder/supportlibrary/AndroidUtility" + +/* + * Uncomment this line to use a Priority controller interface internal to the + * face manager (only available in Android). + */ +#define PRIORITY_CONTROLLER_INTERNAL + +#ifdef __ANDROID__ +#include <jni.h> +#endif /* __ANDROID__ */ + +typedef struct { +#ifdef __ANDROID__ +#ifdef PRIORITY_CONTROLLER_INTERNAL + JavaVM * jvm; +#endif /* PRIORITY_CONTROLLER_INTERNAL */ +#endif /* __ANDROID__ */ +} priority_controller_cfg_t; + + +#endif /* FACEMGR_INTERFACE_PRIORITY_CONTROLLER */ |