diff --git a/examples/performance/README.md b/examples/performance/README.md deleted file mode 100644 index d53a8de78..000000000 --- a/examples/performance/README.md +++ /dev/null @@ -1,44 +0,0 @@ -# Wifi Performance Examples - -Some simple codes help to test the wifi performance. - -Including TCP/UDP TX/RX throughput. - -# tcp_perf - -This example is used to test tcp throughput and delay time. - -Step1: Set options in `make menuconfig` like ssid, password, server ip and server port. And choose what the esp32 will work as. - -* AP or STA. You can set one esp32 as AP and another esp32 as STA with same ssid & password, also you can use Router or wifi adapter instead of one of these. - -* Client or server. Make sure the client has correct server ip & port so they can get connected. It's okay if you create a tcp server & client using PC since one of the wifi device is't esp32. - -* Send or receive. Set one of them sending data and the other receiving. - -Step2: Exit menuconfig, saving the new settings. Then build the app and flash it to the ESP32. - -Step3: Start test. And here are some things that might help you do the test easily. - -* You'd better turn on the AP before the STA. -* The tcp server should be started before the tcp client. -* If you use a esp32 as AP, you'd better use it as tcp server also. -* Once the tcp connection crashed, esp32 should be restarted to re-establish TCP connection. - -Step4: View the result. After connection established, TCP server and TCP client can send data to each other. The result of throughput will be printed in the serial log. - -See [main.c](./tcp_perf/main/main.c) for full details. - -# udp_perf - -This example is similar to tcp_perf. Also the steps is similar to tcp_perf. - -There's a obvious difference between udp_perf and tcp perf: - -Before formal sending & receiving, a packet will be send from client to server. So the server can know the ip&port of client. It is usually eaiser to set the UDP server as the receiver. - -See [main.c](./udp_perf/main/main.c) for full details. - -# More - -See the [README.md](../README.md) file in the upper level [examples](../) directory for more information about examples. diff --git a/examples/performance/tcp_perf/Makefile b/examples/performance/tcp_perf/Makefile deleted file mode 100644 index 03fb85528..000000000 --- a/examples/performance/tcp_perf/Makefile +++ /dev/null @@ -1,9 +0,0 @@ -# -# This is a project Makefile. It is assumed the directory this Makefile resides in is a -# project subdirectory. -# - -PROJECT_NAME := tcp_perf - -include $(IDF_PATH)/make/project.mk - diff --git a/examples/performance/tcp_perf/main/Kconfig.projbuild b/examples/performance/tcp_perf/main/Kconfig.projbuild deleted file mode 100644 index 7c95b49bc..000000000 --- a/examples/performance/tcp_perf/main/Kconfig.projbuild +++ /dev/null @@ -1,119 +0,0 @@ -menu "Example Configuration" - -#choice -# prompt "TCP_PERF_MODE " -# default MODE_TCP_SHIELDBOX -# help -# This option set performance mode. -# -# - Testing in shieldbox for "Performance in shieldbox" setting. -# -# - Testing in air for "Performance in air" setting. -# -# - Testing in long distance for "Performance in long distance" setting. -# -# -#config MODE_TCP_SHIELDBOX -# bool "Performance in shieldbox" -#config MODE_TCP_AIR -# bool "Performance in air" -#config MODE_TCP_LONG_DISTANCE -# bool "Performance in long distance" -#endchoice - -choice TCP_PERF_WIFI_MODE - prompt "AP or STA" - default TCP_PERF_ESP_IS_STATION - help - Whether the esp32 is softAP or station. - -config TCP_PERF_ESP_IS_SOFTAP - bool "SoftAP" -config TCP_PERF_ESP_IS_STATION - bool "Station" -endchoice - -config TCP_PERF_WIFI_MODE_AP - bool - default y if TCP_PERF_ESP_IS_SOFTAP - default n if TCP_PERF_ESP_IS_STATION - -choice TCP_PERF_SERVER_CLIENT - prompt "server or client" - default TCP_PERF_ESP_IS_CLIENT - help - Whether the esp32 is tcp server or client. - - We suggest to choose "client" if you choose "station" in "wifi mode". - -config TCP_PERF_ESP_IS_SERVER - bool "server" -config TCP_PERF_ESP_IS_CLIENT - bool "client" -endchoice - -config TCP_PERF_SERVER - bool - default y if TCP_PERF_ESP_IS_SERVER - default n if TCP_PERF_ESP_IS_CLIENT - -choice TCP_PERF_TX_RX - prompt "send or receive" - default TCP_PERF_ESP_RECV - help - Whether the esp32 will send or receive. - -config TCP_PERF_ESP_SEND - bool "send" -config TCP_PERF_ESP_RECV - bool "receive" -endchoice - -config TCP_PERF_TX - bool - default y if TCP_PERF_ESP_SEND - default n if TCP_PERF_ESP_RECV - -config TCP_PERF_DELAY_DEBUG - bool "TCP performance delay info enable" - depends on TCP_PERF_TX - default n - help - Show TCP performance delay info. - - Ignore in TCP RX. - -config TCP_PERF_WIFI_SSID - string "WiFi SSID" - default "esp_wifi_test1" - help - SSID (network name) for the example to connect to. - -config TCP_PERF_WIFI_PASSWORD - string "WiFi Password" - default "1234567890" - help - WiFi password (WPA or WPA2) for the example to use. - -config TCP_PERF_SERVER_PORT - int "TCP server port" - default 4567 - help - Which will the tcp server use. - -config TCP_PERF_SERVER_IP - string "TCP server ip" - depends on TCP_PERF_ESP_IS_CLIENT - default "192.168.4.1" - help - IP of TCP server. - - Ignore in TCP server. - -config TCP_PERF_PKT_SIZE - int "Size of TCP packet" - default 1460 - help - the data send&recv packet size. - -endmenu diff --git a/examples/performance/tcp_perf/main/component.mk b/examples/performance/tcp_perf/main/component.mk deleted file mode 100644 index 61f8990c3..000000000 --- a/examples/performance/tcp_perf/main/component.mk +++ /dev/null @@ -1,8 +0,0 @@ -# -# Main component makefile. -# -# This Makefile can be left empty. By default, it will take the sources in the -# src/ directory, compile them and link them into lib(subdirectory_name).a -# in the build directory. This behaviour is entirely configurable, -# please read the ESP-IDF documents if you need to do this. -# diff --git a/examples/performance/tcp_perf/main/tcp_main.c b/examples/performance/tcp_perf/main/tcp_main.c deleted file mode 100644 index 000ed6d42..000000000 --- a/examples/performance/tcp_perf/main/tcp_main.c +++ /dev/null @@ -1,142 +0,0 @@ -/* tcp_perf Example - - This example code is in the Public Domain (or CC0 licensed, at your option.) - - Unless required by applicable law or agreed to in writing, this - software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR - CONDITIONS OF ANY KIND, either express or implied. -*/ - - -/* -tcp_perf example - -Using this example to test tcp throughput performance. -esp<->esp or esp<->ap - -step1: - init wifi as AP/STA using config SSID/PASSWORD. - -step2: - create a tcp server/client socket using config PORT/(IP). - if server: wating for connect. - if client connect to server. -step3: - send/receive data to/from each other. - if the tcp connect established. esp will send or receive data. - you can see the info in serial output. -*/ - -#include -#include "freertos/FreeRTOS.h" -#include "freertos/task.h" -#include "freertos/event_groups.h" -#include "esp_log.h" -#include "esp_err.h" -#include "nvs_flash.h" - -#include "tcp_perf.h" - -//this task establish a TCP connection and receive data from TCP -static void tcp_conn(void *pvParameters) -{ - while (1) { - - g_rxtx_need_restart = false; - - ESP_LOGI(TAG, "task tcp_conn."); - - /*wating for connecting to AP*/ - xEventGroupWaitBits(tcp_event_group, WIFI_CONNECTED_BIT, false, true, portMAX_DELAY); - - ESP_LOGI(TAG, "sta has connected to ap."); - - int socket_ret = ESP_FAIL; - - TaskHandle_t tx_rx_task = NULL; - -#if EXAMPLE_ESP_TCP_MODE_SERVER - if (socket_ret == ESP_FAIL) { - /*create tcp socket*/ - ESP_LOGI(TAG, "tcp_server will start after 3s..."); - vTaskDelay(3000 / portTICK_RATE_MS); - ESP_LOGI(TAG, "create_tcp_server."); - socket_ret = create_tcp_server(); - } -#else /*EXAMPLE_ESP_TCP_MODE_SERVER*/ - if (socket_ret == ESP_FAIL) { - ESP_LOGI(TAG, "tcp_client will start after 20s..."); - vTaskDelay(20000 / portTICK_RATE_MS); - ESP_LOGI(TAG, "create_tcp_client."); - socket_ret = create_tcp_client(); - } -#endif - if (socket_ret == ESP_FAIL) { - ESP_LOGI(TAG, "create tcp socket error,stop."); - continue; - } - - /*create a task to tx/rx data*/ - -#if EXAMPLE_ESP_TCP_PERF_TX - if (tx_rx_task == NULL) { - if (pdPASS != xTaskCreate(&send_data, "send_data", 4096, NULL, 4, &tx_rx_task)) { - ESP_LOGE(TAG, "Send task create fail!"); - } - } -#else /*EXAMPLE_ESP_TCP_PERF_TX*/ - if (tx_rx_task == NULL) { - if (pdPASS != xTaskCreate(&recv_data, "recv_data", 4096, NULL, 4, &tx_rx_task)) { - ESP_LOGE(TAG, "Recv task create fail!"); - } - } -#endif - double bps; - - while (1) { - g_total_data = 0; - vTaskDelay(3000 / portTICK_RATE_MS);//every 3s - bps = (g_total_data * 8.0 / 3.0) / 1000000.0; - - if (g_rxtx_need_restart) { - printf("send or receive task encoutner error, need to restart\n"); - break; - } - -#if EXAMPLE_ESP_TCP_PERF_TX - ESP_LOGI(TAG, "tcp send %.2f Mbits per sec!\n", bps); -#if EXAMPLE_ESP_TCP_DELAY_INFO - ESP_LOGI(TAG, "tcp send packet total:%d succeed:%d failed:%d\n" - "time(ms):0-30:%d 30-100:%d 100-300:%d 300-1000:%d 1000+:%d\n", - g_total_pack, g_send_success, g_send_fail, g_delay_classify[0], - g_delay_classify[1], g_delay_classify[2], g_delay_classify[3], g_delay_classify[4]); -#endif /*EXAMPLE_ESP_TCP_DELAY_INFO*/ -#else - ESP_LOGI(TAG, "tcp recv %.2f Mbits per sec!\n", bps); -#endif /*EXAMPLE_ESP_TCP_PERF_TX*/ - } - - close_socket(); - } - - vTaskDelete(NULL); -} - -void app_main(void) -{ - esp_err_t ret = nvs_flash_init(); - if (ret == ESP_ERR_NVS_NO_FREE_PAGES) { - ESP_ERROR_CHECK(nvs_flash_erase()); - ret = nvs_flash_init(); - } - ESP_ERROR_CHECK( ret ); - -#if EXAMPLE_ESP_WIFI_MODE_AP - ESP_LOGI(TAG, "EXAMPLE_ESP_WIFI_MODE_AP"); - wifi_init_softap(); -#else - ESP_LOGI(TAG, "ESP_WIFI_MODE_STA"); - wifi_init_sta(); -#endif /*EXAMPLE_ESP_WIFI_MODE_AP*/ - xTaskCreate(&tcp_conn, "tcp_conn", 4096, NULL, 5, NULL); -} diff --git a/examples/performance/tcp_perf/main/tcp_perf.c b/examples/performance/tcp_perf/main/tcp_perf.c deleted file mode 100644 index ac99b9f4c..000000000 --- a/examples/performance/tcp_perf/main/tcp_perf.c +++ /dev/null @@ -1,349 +0,0 @@ -/* tcp_perf Example - - This example code is in the Public Domain (or CC0 licensed, at your option.) - - Unless required by applicable law or agreed to in writing, this - software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR - CONDITIONS OF ANY KIND, either express or implied. -*/ - -#include -#include -#include "freertos/FreeRTOS.h" -#include "freertos/task.h" -#include "freertos/event_groups.h" -#include "esp_wifi.h" -#include "esp_event_loop.h" -#include "esp_log.h" - - -#include "tcp_perf.h" - - -/* FreeRTOS event group to signal when we are connected to wifi */ -EventGroupHandle_t tcp_event_group; - -/*socket*/ -static int server_socket = 0; -static struct sockaddr_in server_addr; -static struct sockaddr_in client_addr; -static unsigned int socklen = sizeof(client_addr); -static int connect_socket = 0; -bool g_rxtx_need_restart = false; - -int g_total_data = 0; - -#if EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO - -int g_total_pack = 0; -int g_send_success = 0; -int g_send_fail = 0; -int g_delay_classify[5] = { 0 }; - -#endif /*EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO*/ - - - - -static esp_err_t event_handler(void *ctx, system_event_t *event) -{ - switch (event->event_id) { - case SYSTEM_EVENT_STA_START: - esp_wifi_connect(); - break; - case SYSTEM_EVENT_STA_DISCONNECTED: - esp_wifi_connect(); - xEventGroupClearBits(tcp_event_group, WIFI_CONNECTED_BIT); - break; - case SYSTEM_EVENT_STA_CONNECTED: - break; - case SYSTEM_EVENT_STA_GOT_IP: - ESP_LOGI(TAG, "got ip:%s\n", - ip4addr_ntoa(&event->event_info.got_ip.ip_info.ip)); - xEventGroupSetBits(tcp_event_group, WIFI_CONNECTED_BIT); - break; - case SYSTEM_EVENT_AP_STACONNECTED: - ESP_LOGI(TAG, "station:"MACSTR" join,AID=%d\n", - MAC2STR(event->event_info.sta_connected.mac), - event->event_info.sta_connected.aid); - xEventGroupSetBits(tcp_event_group, WIFI_CONNECTED_BIT); - break; - case SYSTEM_EVENT_AP_STADISCONNECTED: - ESP_LOGI(TAG, "station:"MACSTR"leave,AID=%d\n", - MAC2STR(event->event_info.sta_disconnected.mac), - event->event_info.sta_disconnected.aid); - xEventGroupClearBits(tcp_event_group, WIFI_CONNECTED_BIT); - break; - default: - break; - } - return ESP_OK; -} - -//send data -void send_data(void *pvParameters) -{ - int len = 0; - char *databuff = (char *)malloc(EXAMPLE_DEFAULT_PKTSIZE * sizeof(char)); - memset(databuff, EXAMPLE_PACK_BYTE_IS, EXAMPLE_DEFAULT_PKTSIZE); - vTaskDelay(100 / portTICK_RATE_MS); - ESP_LOGI(TAG, "start sending..."); -#if EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO - //delaytime - struct timeval tv_start; - struct timeval tv_finish; - unsigned long send_delay_ms; -#endif /*EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO*/ - while (1) { - int to_write = EXAMPLE_DEFAULT_PKTSIZE; - -#if EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO - g_total_pack++; - gettimeofday(&tv_start, NULL); -#endif /*EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO*/ - - //send function - while (to_write > 0) { - len = send(connect_socket, databuff + (EXAMPLE_DEFAULT_PKTSIZE - to_write), to_write, 0); - if (len > 0) { - g_total_data += len; - to_write -= len; - } else { - int err = get_socket_error_code(connect_socket); -#if EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO - g_send_fail++; -#endif /*EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO*/ - - if (err != ENOMEM) { - show_socket_error_reason("send_data", connect_socket); - break; - } - } - } - -#if EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO - gettimeofday(&tv_finish, NULL); -#endif /*EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO*/ - if (g_total_data > 0) { -#if EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO - g_send_success++; - send_delay_ms = (tv_finish.tv_sec - tv_start.tv_sec) * 1000 - + (tv_finish.tv_usec - tv_start.tv_usec) / 1000; - if (send_delay_ms < 30) { - g_delay_classify[0]++; - } else if (send_delay_ms < 100) { - g_delay_classify[1]++; - } else if (send_delay_ms < 300) { - g_delay_classify[2]++; - } else if (send_delay_ms < 1000) { - g_delay_classify[3]++; - } else { - g_delay_classify[4]++; - } -#endif /*EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO*/ - } else { - break; - } - } - g_rxtx_need_restart = true; - free(databuff); - vTaskDelete(NULL); -} - -//receive data -void recv_data(void *pvParameters) -{ - int len = 0; - char *databuff = (char *)malloc(EXAMPLE_DEFAULT_PKTSIZE * sizeof(char)); - while (1) { - int to_recv = EXAMPLE_DEFAULT_PKTSIZE; - while (to_recv > 0) { - len = recv(connect_socket, databuff + (EXAMPLE_DEFAULT_PKTSIZE - to_recv), to_recv, 0); - if (len > 0) { - g_total_data += len; - to_recv -= len; - } else { - show_socket_error_reason("recv_data", connect_socket); - break; - } - } - if (g_total_data > 0) { - continue; - } else { - break; - } - } - - g_rxtx_need_restart = true; - free(databuff); - vTaskDelete(NULL); -} - - -//use this esp32 as a tcp server. return ESP_OK:success ESP_FAIL:error -esp_err_t create_tcp_server() -{ - ESP_LOGI(TAG, "server socket....port=%d\n", EXAMPLE_DEFAULT_PORT); - server_socket = socket(AF_INET, SOCK_STREAM, 0); - if (server_socket < 0) { - show_socket_error_reason("create_server", server_socket); - return ESP_FAIL; - } - - server_addr.sin_family = AF_INET; - server_addr.sin_port = htons(EXAMPLE_DEFAULT_PORT); - server_addr.sin_addr.s_addr = htonl(INADDR_ANY); - if (bind(server_socket, (struct sockaddr *)&server_addr, sizeof(server_addr)) < 0) { - show_socket_error_reason("bind_server", server_socket); - close(server_socket); - return ESP_FAIL; - } - if (listen(server_socket, 5) < 0) { - show_socket_error_reason("listen_server", server_socket); - close(server_socket); - return ESP_FAIL; - } - connect_socket = accept(server_socket, (struct sockaddr *)&client_addr, &socklen); - if (connect_socket < 0) { - show_socket_error_reason("accept_server", connect_socket); - close(server_socket); - return ESP_FAIL; - } - /*connection established，now can send/recv*/ - ESP_LOGI(TAG, "tcp connection established!"); - return ESP_OK; -} -//use this esp32 as a tcp client. return ESP_OK:success ESP_FAIL:error -esp_err_t create_tcp_client() -{ - ESP_LOGI(TAG, "client socket....serverip:port=%s:%d\n", - EXAMPLE_DEFAULT_SERVER_IP, EXAMPLE_DEFAULT_PORT); - connect_socket = socket(AF_INET, SOCK_STREAM, 0); - if (connect_socket < 0) { - show_socket_error_reason("create client", connect_socket); - return ESP_FAIL; - } - server_addr.sin_family = AF_INET; - server_addr.sin_port = htons(EXAMPLE_DEFAULT_PORT); - server_addr.sin_addr.s_addr = inet_addr(EXAMPLE_DEFAULT_SERVER_IP); - ESP_LOGI(TAG, "connecting to server..."); - if (connect(connect_socket, (struct sockaddr *)&server_addr, sizeof(server_addr)) < 0) { - show_socket_error_reason("client connect", connect_socket); - return ESP_FAIL; - } - ESP_LOGI(TAG, "connect to server success!"); - return ESP_OK; -} - -//wifi_init_sta -void wifi_init_sta() -{ - tcp_event_group = xEventGroupCreate(); - - tcpip_adapter_init(); - ESP_ERROR_CHECK(esp_event_loop_init(event_handler, NULL) ); - - wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT(); - ESP_ERROR_CHECK(esp_wifi_init(&cfg)); - wifi_config_t wifi_config = { - .sta = { - .ssid = EXAMPLE_DEFAULT_SSID, - .password = EXAMPLE_DEFAULT_PWD - }, - }; - - ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA) ); - ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config) ); - ESP_ERROR_CHECK(esp_wifi_start() ); - - ESP_LOGI(TAG, "wifi_init_sta finished."); - ESP_LOGI(TAG, "connect to ap SSID:%s password:%s \n", - EXAMPLE_DEFAULT_SSID, EXAMPLE_DEFAULT_PWD); -} -//wifi_init_softap -void wifi_init_softap() -{ - tcp_event_group = xEventGroupCreate(); - - tcpip_adapter_init(); - ESP_ERROR_CHECK(esp_event_loop_init(event_handler, NULL)); - - wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT(); - ESP_ERROR_CHECK(esp_wifi_init(&cfg)); - wifi_config_t wifi_config = { - .ap = { - .ssid = EXAMPLE_DEFAULT_SSID, - .ssid_len = 0, - .max_connection = EXAMPLE_MAX_STA_CONN, - .password = EXAMPLE_DEFAULT_PWD, - .authmode = WIFI_AUTH_WPA_WPA2_PSK - }, - }; - if (strlen(EXAMPLE_DEFAULT_PWD) == 0) { - wifi_config.ap.authmode = WIFI_AUTH_OPEN; - } - - ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_AP)); - ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_AP, &wifi_config)); - ESP_ERROR_CHECK(esp_wifi_start()); - - ESP_LOGI(TAG, "wifi_init_softap finished.SSID:%s password:%s \n", - EXAMPLE_DEFAULT_SSID, EXAMPLE_DEFAULT_PWD); -} - - - - -int get_socket_error_code(int socket) -{ - int result; - u32_t optlen = sizeof(int); - int err = getsockopt(socket, SOL_SOCKET, SO_ERROR, &result, &optlen); - if (err == -1) { - ESP_LOGE(TAG, "getsockopt failed:%s", strerror(err)); - return -1; - } - return result; -} - -int show_socket_error_reason(const char *str, int socket) -{ - int err = get_socket_error_code(socket); - - if (err != 0) { - ESP_LOGW(TAG, "%s socket error %d %s", str, err, strerror(err)); - } - - return err; -} - -int check_working_socket() -{ - int ret; -#if EXAMPLE_ESP_TCP_MODE_SERVER - ESP_LOGD(TAG, "check server_socket"); - ret = get_socket_error_code(server_socket); - if (ret != 0) { - ESP_LOGW(TAG, "server socket error %d %s", ret, strerror(ret)); - } - if (ret == ECONNRESET) { - return ret; - } -#endif - ESP_LOGD(TAG, "check connect_socket"); - ret = get_socket_error_code(connect_socket); - if (ret != 0) { - ESP_LOGW(TAG, "connect socket error %d %s", ret, strerror(ret)); - } - if (ret != 0) { - return ret; - } - return 0; -} - -void close_socket() -{ - close(connect_socket); - close(server_socket); -} - diff --git a/examples/performance/tcp_perf/main/tcp_perf.h b/examples/performance/tcp_perf/main/tcp_perf.h deleted file mode 100644 index 12d81aecb..000000000 --- a/examples/performance/tcp_perf/main/tcp_perf.h +++ /dev/null @@ -1,94 +0,0 @@ -/* tcp_perf Example - - This example code is in the Public Domain (or CC0 licensed, at your option.) - - Unless required by applicable law or agreed to in writing, this - software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR - CONDITIONS OF ANY KIND, either express or implied. -*/ - - -#ifndef __TCP_PERF_H__ -#define __TCP_PERF_H__ - - - -#ifdef __cplusplus -extern "C" { -#endif - - -/*test options*/ -#define EXAMPLE_ESP_WIFI_MODE_AP CONFIG_TCP_PERF_WIFI_MODE_AP //TRUE:AP FALSE:STA -#define EXAMPLE_ESP_TCP_MODE_SERVER CONFIG_TCP_PERF_SERVER //TRUE:server FALSE:client -#define EXAMPLE_ESP_TCP_PERF_TX CONFIG_TCP_PERF_TX //TRUE:send FALSE:receive -#define EXAMPLE_ESP_TCP_DELAY_INFO CONFIG_TCP_PERF_DELAY_DEBUG //TRUE:show delay time info - -/*AP info and tcp_server info*/ -#define EXAMPLE_DEFAULT_SSID CONFIG_TCP_PERF_WIFI_SSID -#define EXAMPLE_DEFAULT_PWD CONFIG_TCP_PERF_WIFI_PASSWORD -#define EXAMPLE_DEFAULT_PORT CONFIG_TCP_PERF_SERVER_PORT -#define EXAMPLE_DEFAULT_PKTSIZE CONFIG_TCP_PERF_PKT_SIZE -#define EXAMPLE_MAX_STA_CONN 1 //how many sta can be connected(AP mode) - -#ifdef CONFIG_TCP_PERF_SERVER_IP -#define EXAMPLE_DEFAULT_SERVER_IP CONFIG_TCP_PERF_SERVER_IP -#else -#define EXAMPLE_DEFAULT_SERVER_IP "192.168.4.1" -#endif /*CONFIG_TCP_PERF_SERVER_IP*/ - - - -#define EXAMPLE_PACK_BYTE_IS 97 //'a' -#define TAG "tcp_perf:" - -/* FreeRTOS event group to signal when we are connected to wifi*/ -extern EventGroupHandle_t tcp_event_group; -#define WIFI_CONNECTED_BIT BIT0 - -extern int g_total_data; -extern bool g_rxtx_need_restart; - -#if EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO -extern int g_total_pack; -extern int g_send_success; -extern int g_send_fail; -extern int g_delay_classify[5]; -#endif/*EXAMPLE_ESP_TCP_PERF_TX && EXAMPLE_ESP_TCP_DELAY_INFO*/ - - -//using esp as station -void wifi_init_sta(); -//using esp as softap -void wifi_init_softap(); - -//create a tcp server socket. return ESP_OK:success ESP_FAIL:error -esp_err_t create_tcp_server(); -//create a tcp client socket. return ESP_OK:success ESP_FAIL:error -esp_err_t create_tcp_client(); - -//send data task -void send_data(void *pvParameters); -//receive data task -void recv_data(void *pvParameters); - -//close all socket -void close_socket(); - -//get socket error code. return: error code -int get_socket_error_code(int socket); - -//show socket error code. return: error code -int show_socket_error_reason(const char* str, int socket); - -//check working socket -int check_working_socket(); - - -#ifdef __cplusplus -} -#endif - - -#endif /*#ifndef __TCP_PERF_H__*/ - diff --git a/examples/performance/udp_perf/Makefile b/examples/performance/udp_perf/Makefile deleted file mode 100644 index 97d6eaa13..000000000 --- a/examples/performance/udp_perf/Makefile +++ /dev/null @@ -1,9 +0,0 @@ -# -# This is a project Makefile. It is assumed the directory this Makefile resides in is a -# project subdirectory. -# - -PROJECT_NAME := udp_perf - -include $(IDF_PATH)/make/project.mk - diff --git a/examples/performance/udp_perf/main/Kconfig.projbuild b/examples/performance/udp_perf/main/Kconfig.projbuild deleted file mode 100644 index 81ab39589..000000000 --- a/examples/performance/udp_perf/main/Kconfig.projbuild +++ /dev/null @@ -1,112 +0,0 @@ -menu "Example Configuration" - -#choice -# prompt "UDP_PERF_MODE " -# default MODE_UDP_SHIELDBOX -# help -# This option set performance mode. -# -# - Testing in shieldbox for "Performance in shieldbox" setting. -# -# - Testing in air for "Performance in air" setting. -# -# - Testing in long distance for "Performance in long distance" setting. -# -# -#config MODE_UDP_SHIELDBOX -# bool "Performance in shieldbox" -#config MODE_UDP_AIR -# bool "Performance in air" -#config MODE_UDP_LONG_DISTANCE -# bool "Performance in long distance" -#endchoice -# - -choice UDP_PERF_WIFI_MODE - prompt "AP or STA" - default UDP_PERF_ESP_IS_STATION - help - Whether the esp32 is softAP or station. - -config UDP_PERF_ESP_IS_SOFTAP - bool "SoftAP" -config UDP_PERF_ESP_IS_STATION - bool "Station" -endchoice - -config UDP_PERF_WIFI_MODE_AP - bool - default y if UDP_PERF_ESP_IS_SOFTAP - default n if UDP_PERF_ESP_IS_STATION - -choice UDP_PERF_SERVER_CLIENT - prompt "server or client" - default UDP_PERF_ESP_IS_CLIENT - help - Whether the esp32 is tcp server or client. - - We suggest to choose "client" if you choose "station" in "wifi mode". - -config UDP_PERF_ESP_IS_SERVER - bool "server" -config UDP_PERF_ESP_IS_CLIENT - bool "client" -endchoice - -config UDP_PERF_SERVER - bool - default y if UDP_PERF_ESP_IS_SERVER - default n if UDP_PERF_ESP_IS_CLIENT - -choice UDP_PERF_TX_RX - prompt "send or receive" - default UDP_PERF_ESP_RECV - help - Whether the esp32 will send or receive. - -config UDP_PERF_ESP_SEND - bool "send" -config UDP_PERF_ESP_RECV - bool "receive" -endchoice - -config UDP_PERF_TX - bool - default y if UDP_PERF_ESP_SEND - default n if UDP_PERF_ESP_RECV - - -config UDP_PERF_WIFI_SSID - string "WiFi SSID" - default "esp_wifi_test1" - help - SSID (network name) for the example to connect to. - -config UDP_PERF_WIFI_PASSWORD - string "WiFi Password" - default "1234567890" - help - WiFi password (WPA or WPA2) for the example to use. - -config UDP_PERF_SERVER_PORT - int "UDP server port" - default 4567 - help - Which will the udp server use. - -config UDP_PERF_SERVER_IP - string "UDP server ip" - depends on UDP_PERF_ESP_IS_CLIENT - default "192.168.4.1" - help - IP of UDP server. - - Ignore in UDP server. - -config UDP_PERF_PKT_SIZE - int "Size of UDP packet" - default 1460 - help - the data send&recv packet size. - -endmenu diff --git a/examples/performance/udp_perf/main/component.mk b/examples/performance/udp_perf/main/component.mk deleted file mode 100644 index 61f8990c3..000000000 --- a/examples/performance/udp_perf/main/component.mk +++ /dev/null @@ -1,8 +0,0 @@ -# -# Main component makefile. -# -# This Makefile can be left empty. By default, it will take the sources in the -# src/ directory, compile them and link them into lib(subdirectory_name).a -# in the build directory. This behaviour is entirely configurable, -# please read the ESP-IDF documents if you need to do this. -# diff --git a/examples/performance/udp_perf/main/udp_main.c b/examples/performance/udp_perf/main/udp_main.c deleted file mode 100644 index 8bbd05ff0..000000000 --- a/examples/performance/udp_perf/main/udp_main.c +++ /dev/null @@ -1,121 +0,0 @@ -/* udp_perf Example - - This example code is in the Public Domain (or CC0 licensed, at your option.) - - Unless required by applicable law or agreed to in writing, this - software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR - CONDITIONS OF ANY KIND, either express or implied. -*/ - - - - -/* -udp_perf example - -Using this example to test udp throughput performance. -esp<->esp or esp<->ap - -step1: - init wifi as AP/STA using config SSID/PASSWORD. - -step2: - create a udp server/client socket using config PORT/(IP). - if server: wating for the first message of client. - if client: sending a packet to server first. - -step3: - send/receive data to/from each other. - you can see the info in serial output. -*/ - - -#include -#include "freertos/FreeRTOS.h" -#include "freertos/task.h" -#include "freertos/event_groups.h" -#include "esp_log.h" -#include "esp_err.h" -#include "nvs_flash.h" - -#include "udp_perf.h" - - -//this task establish a UDP connection and receive data from UDP -static void udp_conn(void *pvParameters) -{ - ESP_LOGI(TAG, "task udp_conn start."); - /*wating for connecting to AP*/ - xEventGroupWaitBits(udp_event_group, WIFI_CONNECTED_BIT,false, true, portMAX_DELAY); - ESP_LOGI(TAG, "sta has connected to ap."); - - /*create udp socket*/ - int socket_ret; - -#if EXAMPLE_ESP_UDP_MODE_SERVER - ESP_LOGI(TAG, "create udp server after 3s..."); - vTaskDelay(3000 / portTICK_RATE_MS); - ESP_LOGI(TAG, "create_udp_server."); - socket_ret=create_udp_server(); -#else /*EXAMPLE_ESP_UDP_MODE_SERVER*/ - ESP_LOGI(TAG, "create udp client after 20s..."); - vTaskDelay(20000 / portTICK_RATE_MS); - ESP_LOGI(TAG, "create_udp_client."); - socket_ret = create_udp_client(); -#endif - if(socket_ret == ESP_FAIL) { - ESP_LOGI(TAG, "create udp socket error,stop."); - vTaskDelete(NULL); - } - - /*create a task to tx/rx data*/ - TaskHandle_t tx_rx_task; - xTaskCreate(&send_recv_data, "send_recv_data", 4096, NULL, 4, &tx_rx_task); - - /*waiting udp connected success*/ - xEventGroupWaitBits(udp_event_group, UDP_CONNCETED_SUCCESS,false, true, portMAX_DELAY); - int bps; - while (1) { - total_data = 0; - vTaskDelay(3000 / portTICK_RATE_MS);//every 3s - bps = total_data / 3; - - if (total_data <= 0) { - int err_ret = check_connected_socket(); - if (err_ret == -1) { //-1 reason: low level netif error - ESP_LOGW(TAG, "udp send & recv stop.\n"); - break; - } - } - -#if EXAMPLE_ESP_UDP_PERF_TX - ESP_LOGI(TAG, "udp send %d byte per sec! total pack: %d \n", bps, success_pack); -#else - ESP_LOGI(TAG, "udp recv %d byte per sec! total pack: %d \n", bps, success_pack); -#endif /*EXAMPLE_ESP_UDP_PERF_TX*/ - } - close_socket(); - vTaskDelete(tx_rx_task); - vTaskDelete(NULL); -} - - - -void app_main(void) -{ - esp_err_t ret = nvs_flash_init(); - if (ret == ESP_ERR_NVS_NO_FREE_PAGES) { - ESP_ERROR_CHECK(nvs_flash_erase()); - ret = nvs_flash_init(); - } - ESP_ERROR_CHECK( ret ); - -#if EXAMPLE_ESP_WIFI_MODE_AP - ESP_LOGI(TAG, "EXAMPLE_ESP_WIFI_MODE_AP"); - wifi_init_softap(); -#else /*EXAMPLE_ESP_WIFI_MODE_AP*/ - ESP_LOGI(TAG, "ESP_WIFI_MODE_STA"); - wifi_init_sta(); -#endif - xTaskCreate(&udp_conn, "udp_conn", 4096, NULL, 5, NULL); -} diff --git a/examples/performance/udp_perf/main/udp_perf.c b/examples/performance/udp_perf/main/udp_perf.c deleted file mode 100644 index 694494624..000000000 --- a/examples/performance/udp_perf/main/udp_perf.c +++ /dev/null @@ -1,253 +0,0 @@ -/* udp_perf Example - - This example code is in the Public Domain (or CC0 licensed, at your option.) - - Unless required by applicable law or agreed to in writing, this - software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR - CONDITIONS OF ANY KIND, either express or implied. -*/ - -#include -#include -#include "freertos/FreeRTOS.h" -#include "freertos/task.h" -#include "freertos/event_groups.h" -#include "esp_wifi.h" -#include "esp_event_loop.h" -#include "esp_log.h" - - -#include "udp_perf.h" - - -/* FreeRTOS event group to signal when we are connected to WiFi and ready to start UDP test*/ -EventGroupHandle_t udp_event_group; - - -static int mysocket; - -static struct sockaddr_in remote_addr; -static unsigned int socklen; - -int total_data = 0; -int success_pack = 0; - - -static esp_err_t event_handler(void *ctx, system_event_t *event) -{ - switch(event->event_id) { - case SYSTEM_EVENT_STA_START: - esp_wifi_connect(); - break; - case SYSTEM_EVENT_STA_DISCONNECTED: - esp_wifi_connect(); - xEventGroupClearBits(udp_event_group, WIFI_CONNECTED_BIT); - break; - case SYSTEM_EVENT_STA_CONNECTED: - break; - case SYSTEM_EVENT_STA_GOT_IP: - ESP_LOGI(TAG, "event_handler:SYSTEM_EVENT_STA_GOT_IP!"); - ESP_LOGI(TAG, "got ip:%s\n", - ip4addr_ntoa(&event->event_info.got_ip.ip_info.ip)); - xEventGroupSetBits(udp_event_group, WIFI_CONNECTED_BIT); - break; - case SYSTEM_EVENT_AP_STACONNECTED: - ESP_LOGI(TAG, "station:"MACSTR" join,AID=%d\n", - MAC2STR(event->event_info.sta_connected.mac), - event->event_info.sta_connected.aid); - xEventGroupSetBits(udp_event_group, WIFI_CONNECTED_BIT); - break; - case SYSTEM_EVENT_AP_STADISCONNECTED: - ESP_LOGI(TAG, "station:"MACSTR"leave,AID=%d\n", - MAC2STR(event->event_info.sta_disconnected.mac), - event->event_info.sta_disconnected.aid); - xEventGroupClearBits(udp_event_group, WIFI_CONNECTED_BIT); - break; - default: - break; - } - return ESP_OK; -} - - -//wifi_init_sta -void wifi_init_sta() -{ - udp_event_group = xEventGroupCreate(); - - tcpip_adapter_init(); - ESP_ERROR_CHECK(esp_event_loop_init(event_handler, NULL) ); - - wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT(); - ESP_ERROR_CHECK(esp_wifi_init(&cfg)); - wifi_config_t wifi_config = { - .sta = { - .ssid = EXAMPLE_DEFAULT_SSID, - .password = EXAMPLE_DEFAULT_PWD - }, - }; - - ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA) ); - ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config) ); - ESP_ERROR_CHECK(esp_wifi_start() ); - - ESP_LOGI(TAG, "wifi_init_sta finished."); - ESP_LOGI(TAG, "connect to ap SSID:%s password:%s \n", - EXAMPLE_DEFAULT_SSID,EXAMPLE_DEFAULT_PWD); -} -//wifi_init_softap -void wifi_init_softap() -{ - udp_event_group = xEventGroupCreate(); - - tcpip_adapter_init(); - ESP_ERROR_CHECK(esp_event_loop_init(event_handler, NULL)); - - wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT(); - ESP_ERROR_CHECK(esp_wifi_init(&cfg)); - wifi_config_t wifi_config = { - .ap = { - .ssid = EXAMPLE_DEFAULT_SSID, - .ssid_len=0, - .max_connection=EXAMPLE_MAX_STA_CONN, - .password = EXAMPLE_DEFAULT_PWD, - .authmode=WIFI_AUTH_WPA_WPA2_PSK - }, - }; - if (strlen(EXAMPLE_DEFAULT_PWD) ==0) { - wifi_config.ap.authmode = WIFI_AUTH_OPEN; - } - - ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_AP)); - ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_AP, &wifi_config)); - ESP_ERROR_CHECK(esp_wifi_start()); - - ESP_LOGI(TAG, "wifi_init_softap finished.SSID:%s password:%s \n", - EXAMPLE_DEFAULT_SSID, EXAMPLE_DEFAULT_PWD); -} - -//create a udp server socket. return ESP_OK:success ESP_FAIL:error -esp_err_t create_udp_server() -{ - ESP_LOGI(TAG, "create_udp_server() port:%d", EXAMPLE_DEFAULT_PORT); - mysocket = socket(AF_INET, SOCK_DGRAM, 0); - if (mysocket < 0) { - show_socket_error_reason(mysocket); - return ESP_FAIL; - } - struct sockaddr_in server_addr; - server_addr.sin_family = AF_INET; - server_addr.sin_port = htons(EXAMPLE_DEFAULT_PORT); - server_addr.sin_addr.s_addr = htonl(INADDR_ANY); - if (bind(mysocket, (struct sockaddr *)&server_addr, sizeof(server_addr)) < 0) { - show_socket_error_reason(mysocket); - close(mysocket); - return ESP_FAIL; - } - return ESP_OK; -} - -//create a udp client socket. return ESP_OK:success ESP_FAIL:error -esp_err_t create_udp_client() -{ - ESP_LOGI(TAG, "create_udp_client()"); - ESP_LOGI(TAG, "connecting to %s:%d", - EXAMPLE_DEFAULT_SERVER_IP, EXAMPLE_DEFAULT_PORT); - mysocket = socket(AF_INET, SOCK_DGRAM, 0); - if (mysocket < 0) { - show_socket_error_reason(mysocket); - return ESP_FAIL; - } - /*for client remote_addr is also server_addr*/ - remote_addr.sin_family = AF_INET; - remote_addr.sin_port = htons(EXAMPLE_DEFAULT_PORT); - remote_addr.sin_addr.s_addr = inet_addr(EXAMPLE_DEFAULT_SERVER_IP); - - return ESP_OK; -} - - -//send or recv data task -void send_recv_data(void *pvParameters) -{ - ESP_LOGI(TAG, "task send_recv_data start!\n"); - - int len; - char databuff[EXAMPLE_DEFAULT_PKTSIZE]; - - /*send&receive first packet*/ - socklen = sizeof(remote_addr); - memset(databuff, EXAMPLE_PACK_BYTE_IS, EXAMPLE_DEFAULT_PKTSIZE); -#if EXAMPLE_ESP_UDP_MODE_SERVER - ESP_LOGI(TAG, "first recvfrom:"); - len = recvfrom(mysocket, databuff, EXAMPLE_DEFAULT_PKTSIZE, 0, (struct sockaddr *)&remote_addr, &socklen); -#else - ESP_LOGI(TAG, "first sendto:"); - len = sendto(mysocket, databuff, EXAMPLE_DEFAULT_PKTSIZE, 0, (struct sockaddr *)&remote_addr, sizeof(remote_addr)); -#endif - - if (len > 0) { - ESP_LOGI(TAG, "transfer data with %s:%u\n", - inet_ntoa(remote_addr.sin_addr), ntohs(remote_addr.sin_port)); - xEventGroupSetBits(udp_event_group, UDP_CONNCETED_SUCCESS); - } else { - show_socket_error_reason(mysocket); - close(mysocket); - vTaskDelete(NULL); - } /*if (len > 0)*/ - -#if EXAMPLE_ESP_UDP_PERF_TX - vTaskDelay(500 / portTICK_RATE_MS); -#endif - ESP_LOGI(TAG, "start count!\n"); - while(1) { -#if EXAMPLE_ESP_UDP_PERF_TX - len = sendto(mysocket, databuff, EXAMPLE_DEFAULT_PKTSIZE, 0, (struct sockaddr *)&remote_addr, sizeof(remote_addr)); -#else - len = recvfrom(mysocket, databuff, EXAMPLE_DEFAULT_PKTSIZE, 0, (struct sockaddr *)&remote_addr, &socklen); -#endif - if (len > 0) { - total_data += len; - success_pack++; - } else { - if (LOG_LOCAL_LEVEL >= ESP_LOG_DEBUG) { - show_socket_error_reason(mysocket); - } - } /*if (len > 0)*/ - } /*while(1)*/ -} - - -int get_socket_error_code(int socket) -{ - int result; - u32_t optlen = sizeof(int); - if(getsockopt(socket, SOL_SOCKET, SO_ERROR, &result, &optlen) == -1) { - ESP_LOGE(TAG, "getsockopt failed"); - return -1; - } - return result; -} - -int show_socket_error_reason(int socket) -{ - int err = get_socket_error_code(socket); - ESP_LOGW(TAG, "socket error %d %s", err, strerror(err)); - return err; -} - -int check_connected_socket() -{ - int ret; - ESP_LOGD(TAG, "check connect_socket"); - ret = get_socket_error_code(mysocket); - if(ret != 0) { - ESP_LOGW(TAG, "socket error %d %s", ret, strerror(ret)); - } - return ret; -} - -void close_socket() -{ - close(mysocket); -} diff --git a/examples/performance/udp_perf/main/udp_perf.h b/examples/performance/udp_perf/main/udp_perf.h deleted file mode 100644 index 11c1c512d..000000000 --- a/examples/performance/udp_perf/main/udp_perf.h +++ /dev/null @@ -1,86 +0,0 @@ -/* udp_perf Example - - This example code is in the Public Domain (or CC0 licensed, at your option.) - - Unless required by applicable law or agreed to in writing, this - software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR - CONDITIONS OF ANY KIND, either express or implied. -*/ - - -#ifndef __UDP_PERF_H__ -#define __UDP_PERF_H__ - - - -#ifdef __cplusplus -extern "C" { -#endif - - -/*test options*/ -#define EXAMPLE_ESP_WIFI_MODE_AP CONFIG_UDP_PERF_WIFI_MODE_AP //TRUE:AP FALSE:STA -#define EXAMPLE_ESP_UDP_MODE_SERVER CONFIG_UDP_PERF_SERVER //TRUE:server FALSE:client -#define EXAMPLE_ESP_UDP_PERF_TX CONFIG_UDP_PERF_TX //TRUE:send FALSE:receive -#define EXAMPLE_PACK_BYTE_IS 97 //'a' -/*AP info and tcp_server info*/ -#define EXAMPLE_DEFAULT_SSID CONFIG_UDP_PERF_WIFI_SSID -#define EXAMPLE_DEFAULT_PWD CONFIG_UDP_PERF_WIFI_PASSWORD -#define EXAMPLE_DEFAULT_PORT CONFIG_UDP_PERF_SERVER_PORT -#define EXAMPLE_DEFAULT_PKTSIZE CONFIG_UDP_PERF_PKT_SIZE -#define EXAMPLE_MAX_STA_CONN 1 //how many sta can be connected(AP mode) - -#ifdef CONFIG_UDP_PERF_SERVER_IP -#define EXAMPLE_DEFAULT_SERVER_IP CONFIG_UDP_PERF_SERVER_IP -#else -#define EXAMPLE_DEFAULT_SERVER_IP "192.168.4.1" -#endif /*CONFIG_UDP_PERF_SERVER_IP*/ - - -#define TAG "udp_perf:" - -/* FreeRTOS event group to signal when we are connected to WiFi and ready to start UDP test*/ -extern EventGroupHandle_t udp_event_group; -#define WIFI_CONNECTED_BIT BIT0 -#define UDP_CONNCETED_SUCCESS BIT1 - -extern int total_data; -extern int success_pack; - - -//using esp as station -void wifi_init_sta(); -//using esp as softap -void wifi_init_softap(); - -//create a udp server socket. return ESP_OK:success ESP_FAIL:error -esp_err_t create_udp_server(); -//create a udp client socket. return ESP_OK:success ESP_FAIL:error -esp_err_t create_udp_client(); - -//send or recv data task -void send_recv_data(void *pvParameters); - -//get socket error code. return: error code -int get_socket_error_code(int socket); - -//show socket error code. return: error code -int show_socket_error_reason(int socket); - -//check connected socket. return: error code -int check_connected_socket(); - -//close all socket -void close_socket(); - - - - - -#ifdef __cplusplus -} -#endif - - -#endif /*#ifndef __UDP_PERF_H__*/ -