结网http://127.0.0.1/index.html strcpy（文件名[1]，“index.htm”）应该产生错误，因为文件名[1]是字符，strcpy需要字符*。你是说strcpy（&file_name[1]，“index.htm”）或可能st
结网http://127.0.0.1/index.html结网http://127.0.0.1/index.html strcpy（文件名[1]，“index.htm”）应该产生错误，因为文件名[1]是字符，strcpy需要字符*。你是说strcpy（&file_name[1]，“index.htm”）或可能st,c,C,结网http://127.0.0.1/index.html strcpy（文件名[1]，“index.htm”）应该产生错误，因为文件名[1]是字符，strcpy需要字符*。你是说strcpy（&file_name[1]，“index.htm”）或可能strcpy（文件名，“index.htm”）？您可能想要阅读您应该考虑对给定的反馈做出响应。否则人们可能会得出这样的结论：帮助你是浪费时间。特别是如果你再次发布相同的问题。 #include <stdio.h>
strcpy（文件名[1]，“index.htm”）应该产生错误，因为文件名[1]
是字符
，strcpy
需要字符*
。你是说strcpy（&file_name[1]，“index.htm”）或可能strcpy（文件名，“index.htm”）？您可能想要阅读您应该考虑对给定的反馈做出响应。否则人们可能会得出这样的结论：帮助你是浪费时间。特别是如果你再次发布相同的问题。
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <windows.h>
#include <stddef.h>
#include <process.h>
#include <fcntl.h>
#include <sys\stat.h>
#include <io.h>
#define OK_IMAGE "HTTP/1.0 200 OK\r\nContent-Type:image/gif\r\n\r\n"
#define OK_TEXT "HTTP/1.0 200 OK\r\nContent-Type:text/html\r\n\r\n"
#define NOTOK_404 "HTTP/1.0 404 Not Found\r\nContent-Type:text/html\r\n\r\n"
#define MESS_404 "<html><body><h1>FILE NOT FOUND</h1></body></html>"
#define BUF_SIZE 1024
#define PORT_NUM 80
int Count;
void handle_get(void *in_arg);
void do_end(void *server_s);
void main()
{
unsigned int server_s; // Server socket descriptor
struct sockaddr_in server_addr; // Server Internet address
unsigned int client_s; // Client socket descriptor
struct sockaddr_in client_addr; // Client Internet address
int addr_len; // Internet address length
WSADATA wsaData;
WSAStartup(MAKEWORD(1,1), &wsaData);
server_s = socket(AF_INET, SOCK_STREAM, 0);
server_addr.sin_family = AF_INET;
server_addr.sin_port = htons(PORT_NUM);
server_addr.sin_addr.s_addr = htonl(INADDR_ANY);
bind(server_s, (struct sockaddr *)&server_addr, sizeof(server_addr));
printf("HTTP Server Start.(Stop:ESC)\n");
if (_beginthread(do_end, 0, (void*)&server_s) < 0) {
printf("ERROR - Unable to create thread \n");
exit(1);
}
while(1)
{
listen(server_s, 50);
addr_len = sizeof(client_addr);
client_s = accept(server_s, (struct sockaddr*)&client_addr, &addr_len);
if (client_s == -1)
{
printf("ERROR - Unable to create a socket \n");
exit(1);
}
Count++;
if (client_s == -1) {
if(server_s) printf("ERROR - Unable to create a socket \n");
exit(1);
}
if (_beginthread(handle_get, 0, (void *)client_s) < 0)
{
printf("ERROR - Unable to create a thread to handle the GET \n");
exit(1);
}
}
}
void handle_get(void *in_arg)
{
unsigned int client_s;
char in_buf[BUF_SIZE];
char out_buf[BUF_SIZE];
int fh;
int buf_len;
char command[BUF_SIZE];
char file_name[BUF_SIZE];
int retcode;
int i;
client_s = (unsigned int) in_arg;
retcode = recv(client_s, in_buf, BUF_SIZE, 0);
if (retcode <= 0)
{
printf("ERROR - Receive failed --- probably due to dropped connection \n");
Count--;
closesocket(client_s);
_endthread();
}
for (i=0; i<retcode; i++)
printf ("%c", in_buf[i]);
sscanf(in_buf, "%s %s \n", command, file_name);
if (strcmp(command, "GET") != 0) {
printf("ERROR - Not a GET --- received command = '%s' \n", command);
Count--;
closesocket(client_s);
_endthread();
}
if(file_name[1]=='\0') {
strcpy(file_name[1], "index.htm");
fh = open(file_name[1], O_RDONLY | O_BINARY, S_IREAD | S_IWRITE);
}
else
fh = open(&file_name[1], O_RDONLY | O_BINARY, S_IREAD | S_IWRITE);
if (fh == -1) {
printf("File '%s' not found --- sending an HTTP 404 \n", &file_name[1]);
strcpy(out_buf, NOTOK_404);
send(client_s, out_buf, strlen(out_buf), 0);
strcpy(out_buf, MESS_404);
send(client_s, out_buf, strlen(out_buf), 0);
Count--;
closesocket(client_s);
_endthread();
}
if (((file_name[1] == '.') && (file_name[2] == '.')) ||
(file_name[1] == '/') || (file_name[1] == '\\') ||
(file_name[2] == ':'))
{
printf("SECURITY VIOLATION --- trying to read '%s' \n", &file_name[1]);
Count--;
close(fh);
closesocket(client_s);
_endthread();
}
printf("Sending file '%s' \n\n\n", &file_name[1]);
if (strstr(file_name, ".gif") != NULL)
strcpy(out_buf, OK_IMAGE);
else
strcpy(out_buf, OK_TEXT);
send(client_s, out_buf, strlen(out_buf), 0);
while(!eof(fh)) {
buf_len = read(fh, out_buf, BUF_SIZE);
send(client_s, out_buf, buf_len, 0);
}
Count--;
close(fh);
closesocket(client_s);
_endthread();
}
void do_end(void *server_s)
{
unsigned int temp;
temp = *((unsigned int*)server_s);
while(getch()!=27);
while(Count);
*((unsigned int*)server_s) = 0;
printf("HTTP Server Stop.\n");
closesocket(temp);
WSACleanup();
exit(1);
if(file_name[1]=='\0') {
strcpy(file_name[1], "index.htm");
fh = open(file_name[1], O_RDONLY | O_BINARY, S_IREAD | S_IWRITE);
}