85 lines
2.1 KiB
C++
85 lines
2.1 KiB
C++
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <uv.h>
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#define BUFFER_SIZE 1024 * 1024 // 1MB buffer size
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#define SERVER_PORT 8098
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#define FILE_PATH "/home/pq/FeProject/data.txt"
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uv_loop_t* loop;
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uv_tcp_t server;
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FILE* output_file;
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void alloc_buffer(uv_handle_t* handle, size_t suggested_size, uv_buf_t* buf) {
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buf->base = (char*)malloc(suggested_size);
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buf->len = suggested_size;
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}
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void on_read(uv_stream_t* stream, ssize_t nread, const uv_buf_t* buf) {
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if (nread < 0) {
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if (nread != UV_EOF) {
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fprintf(stderr, "Read error: %s\n", uv_strerror(nread));
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}
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fprintf(stdout, "Client disconnected\n");
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uv_close((uv_handle_t*)stream, NULL);
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free(buf->base);
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return;
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}
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if (nread > 0) {
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// Write the received data to the file
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fwrite(buf->base, 1, nread, output_file);
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fflush(output_file);
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}
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free(buf->base);
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}
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void on_connection(uv_stream_t* server, int status) {
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if (status < 0) {
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fprintf(stderr, "Connection error: %s\n", uv_strerror(status));
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return;
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}
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uv_tcp_t* client = (uv_tcp_t*)malloc(sizeof(uv_tcp_t));
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uv_tcp_init(loop, client);
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if (uv_accept(server, (uv_stream_t*)client) == 0) {
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fprintf(stdout, "New client connected\n");
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uv_read_start((uv_stream_t*)client, alloc_buffer, on_read);
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} else {
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uv_close((uv_handle_t*)client, NULL);
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}
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}
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int main1() {
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loop = uv_default_loop();
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// Open the output file
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output_file = fopen(FILE_PATH, "ab");
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if (!output_file) {
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perror("Failed to open output file");
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return 1;
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}
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uv_tcp_init(loop, &server);
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struct sockaddr_in addr;
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uv_ip4_addr("0.0.0.0", SERVER_PORT, &addr);
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uv_tcp_bind(&server, (const struct sockaddr*)&addr, 0);
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int r = uv_listen((uv_stream_t*)&server, 128, on_connection);
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if (r) {
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fprintf(stderr, "Listen error: %s\n", uv_strerror(r));
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return 1;
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}
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printf("Server listening on port %d\n", SERVER_PORT);
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uv_run(loop, UV_RUN_DEFAULT);
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uv_loop_close(loop);
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fclose(output_file);
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return 0;
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}
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