11.6 综合:TINY Web 服务器
1. TINY 的 main 程序
/*
* tiny.c - A simple, iterative HTTP/1.0 Web server that uses the
* GET method to serve static and dynamic content
*/
#include "csapp.h"
void doit(int fd);
void read_requesthdrs(rio_t *rp);
int parse_uri(char *uri, char *filename, char *cgiargs);
void serve_static(int fd, char *filename, int filesize);
void get_filetype(char *filename, char *filetype);
void serve_dynamic(int fd, char *filename, char *cgiargs);
void clienterror(int fd, char *cause, char *errnum,
char *shortmsg, char *longmsg);
int main(int argc, char **argv)
{
int listenfd, connfd;
char hostname[MAXLINE], port[MAXLINE];
socklen_t clientlen;
struct sockaddr_storage clientaddr;
/* Check command-line args */
if (argc != 2) {
fprintf(stderr, "usage: %s <port>\n", argv[0]);
exit(1);
}
listenfd = Open_listenfd(argv[1]);
while (1) {
clientlen = sizeof(clientaddr);
connfd = Accept(listenfd, (SA *)&clientaddr, &clientlen);
Getnameinfo((SA *) &clientaddr, clientlen, hostname, MAXLINE,
port, MAXLINE, 0);
printf("Accepted connection from (%s, %s)\n", hostname, port);
doit(connfd);
Close(connfd);
}
}2. doit 函数
3. clienterror 函数
4. read_requesthdrs 函数
5. parse_uri 函数
6. serve_static 函数
7. serve_dynamic 函数
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