20 int security_check(char *path)  in security_check()  argument
23     if (strstr(path, ".."))  in security_check()
35 void send_header(int sockfd, int content_length, char *path)  in send_header()  argument
40     if (strstr(path, ".html"))  in send_header()
44     else if (strstr(path, ".css"))  in send_header()
48     else if (strstr(path, ".js"))  in send_header()
52     else if (strstr(path, ".png"))  in send_header()
56     else if (strstr(path, ".jpg"))  in send_header()
60     else if (strstr(path, ".gif"))  in send_header()
72 void send_file(int sockfd, char *path)  in send_file()  argument
74     printf("send_file: path: %s\n", path);  in send_file()
76     int fd = open(path, 0);  in send_file()
89     send_header(sockfd, content_length, path);  in send_file()
121     char path[MAX_REQUEST_SIZE];  in handle_request()  local
152             sprintf(path, "%s%s%s", WEB_ROOT, url, DEFAULT_PAGE);  in handle_request()
156             sprintf(path, "%s%s", WEB_ROOT, url);  in handle_request()
158         if (!security_check(path))  in handle_request()
165         send_file(sockfd, path);  in handle_request()