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不念不忘少年蓝@ 2022-01-21 08:45 389阅读 0赞

#include <stdio.h>
    #include <string.h>
    #include <stdlib.h>
    #include <uv.h>
    
    #pragma comment (lib, "ws2_32.lib")
    #pragma comment (lib, "Iphlpapi.lib")
    #pragma comment (lib, "Psapi.lib")
    #pragma comment (lib, "Userenv.lib")
    
    #define ASSERT(expr)                                      \
     do {                                                     \
      if (!(expr)) {                                          \
        fprintf(stderr,                                       \
                "Assertion failed in %s on line %d: %s\n",    \
                __FILE__,                                     \
                __LINE__,                                     \
                #expr);                                       \
        abort();                                              \
      }                                                       \
     } while (0)
    
    #define TEST_PORT 6080
    
    uv_loop_t loop;
    uv_tcp_t tcp_client;
    uv_connect_t connection_request;
    uv_write_t write_request;
    
    
    static void write_cb(uv_write_t *req, int status) {
    	//ASSERT(status == 0);//UV_ECANCELED
    	UV_ECANCELED;
    	printf("write_cb status: %d, %s\n", status, strerror(status));
    	uv_close((uv_handle_t*)req->handle, NULL);
    }
    
    
    static void connect_cb(uv_connect_t *req, int status) {
    	uv_buf_t buf = uv_buf_init("HELLO", 5);
    	//ASSERT(status == 0);
    	printf("connect_cb status: %d\n", status);
    	int r = uv_write(&write_request,
    		(uv_stream_t *)&tcp_client,
    		&buf, 1,
    		write_cb);
    	int a = 2;
    }
    
    int main(int argc, char** argv)
    {
    	memset(&loop, 0, sizeof(uv_loop_t));
    	memset(&tcp_client, 0, sizeof(uv_tcp_t));
    	memset(&connection_request, 0, sizeof(uv_connect_t));
    	struct sockaddr_in sa;
    	ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &sa));
    	ASSERT(0 == uv_loop_init(&loop));
    	ASSERT(0 == uv_tcp_init(&loop, &tcp_client));
    
    	ASSERT(0 == uv_tcp_connect(&connection_request,
    		&tcp_client,
    		(const struct sockaddr *)
    		&sa,
    		connect_cb));
        uv_run(&loop, UV_RUN_DEFAULT);
    	return 0;
    }