104 lines
2.4 KiB
C
104 lines
2.4 KiB
C
/* http_get - Retrieves a web page over HTTP GET.
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*
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* See http_get_ssl for a TLS-enabled version.
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*
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* This sample code is in the public domain.,
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*/
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#include "espressif/esp_common.h"
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#include "esp/uart.h"
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#include <string.h>
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#include "FreeRTOS.h"
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#include "task.h"
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#include "lwip/err.h"
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#include "lwip/sockets.h"
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#include "lwip/sys.h"
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#include "lwip/netdb.h"
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#include "lwip/dns.h"
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#include "ssid_config.h"
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#include "test/test.h"
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#define AP_SSID "esp-open-rtos-ap"
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#define AP_PSK "esp-open-rtos"
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#define SERVER "172.16.0.1"
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#define PORT 23
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void connect_task(void *pvParameters)
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{
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printf("HTTP get task starting...\r\n");
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while(1) {
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struct sockaddr_in serv_addr;
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uint8_t buf[256];
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int s = socket(AF_INET, SOCK_STREAM, 0);
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if(s < 0) {
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printf("failed to allocate socket.\n");
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vTaskDelay(1000 / portTICK_RATE_MS);
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continue;
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}
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bzero(&serv_addr, sizeof(serv_addr));
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serv_addr.sin_port = htons(23);
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serv_addr.sin_family = AF_INET;
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if (inet_aton(SERVER, &serv_addr.sin_addr.s_addr) == 0) {
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printf("failed to set IP address\n");
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continue;
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}
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printf("allocated socket\n");
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if(connect(s, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) != 0) {
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close(s);
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printf("socket connect failed.\n");
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vTaskDelay(4000 / portTICK_RATE_MS);
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continue;
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}
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printf("connected\n");
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bzero(buf, 256);
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int r = 0;
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for (int i = 0; i < 10; i++) {
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r = read(s, buf, 256);
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if (r > 0) {
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break;
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}
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vTaskDelay(1000 / portTICK_RATE_MS);
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}
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printf("data: %s\n", buf);
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TEST_CHECK(r > 0, "no data received");
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TEST_CHECK(strcmp((const char*)buf, "test ping\r\n") == 0,
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"received wrong data");
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close(s);
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TEST_FINISH();
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break;
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}
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}
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void user_init(void)
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{
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TEST_INIT(30);
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printf("SDK version:%s\n", sdk_system_get_sdk_version());
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struct sdk_station_config config = {
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.ssid = AP_SSID,
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.password = AP_PSK,
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};
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/* required to call wifi_set_opmode before station_set_config */
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sdk_wifi_set_opmode(STATION_MODE);
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sdk_wifi_station_set_config(&config);
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xTaskCreate(&connect_task, (signed char *)"connect_task", 256, NULL, 2, NULL);
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}
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