method.h

基于linux的http服务器．代码比较简单

/*  Monkey HTTP Daemon v0.1.1 by EdsipeR ([e-mail])
 *  --------------------------------------------------------------
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Library General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */
 
/* Get Method */
int get_method(int remote_fd, char aux_request[1024], int num_bytes, FILE *file_request) {

	int size;
	char filename[255],buffer[255];	
	char content_type[255];
	char content_lenght[255];
			
	struct stat checkdir;
	struct stat sizefile;
	
	strtok(aux_request," ");
	strtok(aux_request,"?");

	strncpy(filename,SERVER_ROOT,255);	
	filename[strlen(filename)]='\0';

	if(num_bytes!=-1 && num_bytes!=0) {
		if((strcmp(aux_request,"/"))==0 || aux_request[1]=='.' || aux_request[1]=='/'){
			strncat(filename,INDEXFILE,sizeof(filename)-1);
		}
		else {
			strncat(filename,aux_request,sizeof(filename)-1);
	
			/* CheckDirectory */
			stat(filename,&checkdir);
			if(checkdir.st_mode & S_IFDIR) {
				strncat(filename,INDEXFILE,sizeof(filename)-1);
			}			
		}

		/* Abriendo archivo */
		puts(filename);
		if((file_request=fopen(filename,"r"))==NULL) {
			requesterror(remote_fd,file_request,404);
			return; 
		}
	
		/* Buscanco MimeType */
		strcpy(aux_request,filename);
		find_mimetype(aux_request,content_type);
		puts(content_type);

		/* Calculando largo de archivo */
		stat(filename,&sizefile);		
		size=(sizefile.st_size);
		strcpy(content_lenght,"Content-Length: ");
		sprintf(content_lenght,"%i\n",size);

		/* Enviando respuestas */
		send(remote_fd,"HTTP/1.1 200 OK\n", 16, 0); 
		send(remote_fd,content_lenght,strlen(content_lenght),0);
		send(remote_fd,content_type,strlen(content_type),0);
		
		while(!feof(file_request) && file_request!=NULL){
			num_bytes = fread(buffer, 1, 255, file_request);
			if(send(remote_fd,buffer,num_bytes,0)==-1) break;
		};
		fclose(file_request);	
	}

	return;
}