sdk-ameba-v4.0c_180328/component/common/example/http_client/example_http_client.c
2019-04-02 16:34:25 +08:00

86 lines
No EOL
2.4 KiB
C
Executable file

#include <platform_opts.h>
#include "FreeRTOS.h"
#include "task.h"
#include "lwip/netdb.h"
#include "http_client.h"
#include "http_client/example_http_client.h"
#include <platform/platform_stdlib.h>
#define THREAD_STACK_SIZE 1024
#define HOST_NAME "www.google.com.tw"
#define HOST_PORT 80
extern char *http_post_header(char *host, char *resource, char *type, int data_len);
extern char *http_get_header(char *host, char *resource);
void http_client(void)
{
int port = HOST_PORT;
char *host = HOST_NAME;
char *message_fmt = "POST / HTTP/1.0\r\n\r\n";
struct hostent *server;
struct sockaddr_in serv_addr;
int sockfd, bytes;
char message[256],*response;
sockfd = socket(AF_INET, SOCK_STREAM, 0);
if(sockfd < 0)
printf("[ERROR] Create socket failed\n");
server = gethostbyname(host);
if(server == NULL)
printf("[ERROR] Get host ip failed\n");
memset(&serv_addr,0,sizeof(serv_addr));
serv_addr.sin_family = AF_INET;
serv_addr.sin_port = htons(port);
memcpy(&serv_addr.sin_addr.s_addr,server->h_addr,server->h_length);
if (connect(sockfd,(struct sockaddr *)&serv_addr,sizeof(serv_addr)) < 0){
printf("[ERROR] connect failed\n");
return ;
}
//send request
sprintf(message,"%s",http_get_header(HOST_NAME,"/"));
printf("\nRequest:\n%s\n",message);
bytes = write(sockfd,message,256);
if (bytes < 0)
printf("[ERROR] send packet failed\n");
//receive response
response = malloc(1500);
if(response ==NULL)
printf("[ERROR] malloc failed\n");
printf("Response:\n");
do {
memset(response,0,1500);
bytes = read(sockfd,response,1500-1);
if (bytes < 0)
printf("[ERROR] receive packet failed\n");
if (bytes == 0)
break;
printf("%s",response);
} while (bytes > 0);
//close the socket
close(sockfd);
return;
}
static void http_client_thread(void *param)
{
//wait for wifi connected, a rough time
vTaskDelay(10000);
http_client();
vTaskDelete(NULL);
}
void example_http_client(void)
{
if(xTaskCreate(http_client_thread, ((const char*)"http_client_thread"), THREAD_STACK_SIZE, NULL, tskIDLE_PRIORITY , NULL) != pdPASS)
printf("\n\r%s xTaskCreate(http_client_thread) failed\n", __FUNCTION__);
return;
}