577 lines
17 KiB
C
577 lines
17 KiB
C
/*
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* Copyright (c) 2004, Adam Dunkels.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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* $Id: ftp.c,v 1.1 2006/06/17 22:41:11 adamdunkels Exp $
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*/
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/* Note to self: It would be nice to have a "View" option in the download dialog. */
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#include "ftpc.h"
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#include "contiki.h"
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#include "ctk/ctk.h"
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#include "cfs/cfs.h"
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#include "net/resolv.h"
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#include <string.h>
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#define MAX_USERNAMELEN 16
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#define MAX_PASSWORDLEN 16
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#define MAX_HOSTNAMELEN 32
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#define MAX_FILENAMELEN 16
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#define FILES_WIDTH 17
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#define FILES_HEIGHT 18
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PROCESS(ftp_process, "FTP client");
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static void *connection;
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/* --- The main window --- */
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static struct ctk_window window;
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static struct ctk_label localtextlabel =
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{CTK_LABEL(1, 0, FILES_WIDTH, 1, "Local files")};
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static struct ctk_label remotetextlabel =
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{CTK_LABEL(1 + FILES_WIDTH + 1, 0,
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FILES_WIDTH, 1, "Remote files")};
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static char leftptr[FILES_HEIGHT];
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static struct ctk_label leftptrlabel =
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{CTK_LABEL(0, 1, 1, FILES_HEIGHT, leftptr)};
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static char midptr[FILES_HEIGHT];
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static struct ctk_label midptrlabel =
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{CTK_LABEL(1 + FILES_WIDTH, 1, 1, FILES_HEIGHT, midptr)};
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static char rightptr[FILES_HEIGHT];
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static struct ctk_label rightptrlabel =
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{CTK_LABEL(1 + FILES_WIDTH + 1 + FILES_WIDTH, 1,
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1, FILES_HEIGHT, rightptr)};
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static char localfiles[FILES_WIDTH * FILES_HEIGHT];
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static struct ctk_label localfileslabel =
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{CTK_LABEL(1, 1,
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FILES_WIDTH, FILES_HEIGHT, localfiles)};
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static char remotefiles[FILES_WIDTH * FILES_HEIGHT];
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static struct ctk_label remotefileslabel =
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{CTK_LABEL(FILES_WIDTH + 1 + 1, 1,
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FILES_WIDTH, FILES_HEIGHT, remotefiles)};
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static struct ctk_button reloadbutton =
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{CTK_BUTTON(0, 1 + FILES_HEIGHT, 6, "Reload")};
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static struct ctk_button connectionbutton =
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{CTK_BUTTON(8, 1 + FILES_HEIGHT, 13, "Connection...")};
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static struct ctk_button quitbutton =
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{CTK_BUTTON(1 + FILES_WIDTH + 1 + FILES_WIDTH - 5,
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1 + FILES_HEIGHT, 4, "Quit")};
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static char statustext[3 + FILES_WIDTH * 2 + 1];
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static struct ctk_label statuslabel =
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{CTK_LABEL(0, FILES_HEIGHT + 2, 3 + FILES_WIDTH * 2, 1, statustext)};
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/* --- The download/upload dialogs --- */
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static char remotefilename[MAX_FILENAMELEN + 1];
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static char localfilename[MAX_FILENAMELEN + 1];
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static struct ctk_window dialog;
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static struct ctk_label downloadlabel =
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{CTK_LABEL(6, 1, 13, 1, "Download file")};
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static struct ctk_label uploadlabel =
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{CTK_LABEL(7, 1, 11, 1, "Upload file")};
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static struct ctk_label localfilenametextlabel =
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{CTK_LABEL(2, 3, 15, 1, "Local filename")};
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static struct ctk_label localfilenamelabel =
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{CTK_LABEL(3, 5, 16, 1, localfilename)};
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static struct ctk_textentry localfilenameentry =
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{CTK_TEXTENTRY(2, 5, 16, 1, localfilename, sizeof(localfilename) - 1)};
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static struct ctk_label remotefilenametextlabel =
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{CTK_LABEL(2, 7, 15, 1, "Remote filename")};
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static struct ctk_label remotefilenamelabel =
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{CTK_LABEL(3, 9, 16, 1, remotefilename)};
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static struct ctk_textentry remotefilenameentry =
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{CTK_TEXTENTRY(2, 9, 16, 1, remotefilename, sizeof(remotefilename) - 1)};
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static struct ctk_button downloadbutton =
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{CTK_BUTTON(0, 11, 13, "Download file")};
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static struct ctk_button uploadbutton =
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{CTK_BUTTON(0, 11, 11, "Upload file")};
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static struct ctk_button cancelbutton =
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{CTK_BUTTON(16, 11, 6, "Cancel")};
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/* --- The connection window --- */
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static char hostname[MAX_HOSTNAMELEN + 1];
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static char username[MAX_USERNAMELEN + 1];
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static char password[MAX_PASSWORDLEN + 1];
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static struct ctk_window connectionwindow;
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static struct ctk_label serverlabel =
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{CTK_LABEL(0, 1, 10, 1, "FTP server")};
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static struct ctk_textentry serverentry =
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{CTK_TEXTENTRY(0, 2, 16, 1, hostname, MAX_HOSTNAMELEN)};
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static struct ctk_button anonymousbutton =
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{CTK_BUTTON(10, 4, 9, "Anonymous")};
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static struct ctk_label userlabel =
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{CTK_LABEL(0, 4, 8, 1, "Username")};
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static struct ctk_textentry userentry =
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{CTK_TEXTENTRY(0, 5, 16, 1, username, sizeof(username) - 1)};
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static struct ctk_label passwordlabel =
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{CTK_LABEL(0, 7, 8, 1, "Password")};
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static struct ctk_textentry passwordentry =
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{CTK_TEXTENTRY(0, 8, 16, 1, password, sizeof(password) - 1)};
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static struct ctk_button connectbutton =
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{CTK_BUTTON(0, 10, 7, "Connect")};
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static struct ctk_button closeconnectionbutton =
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{CTK_BUTTON(0, 10, 16, "Close connection")};
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static struct ctk_button closebutton =
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{CTK_BUTTON(18, 10, 5, "Close")};
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static struct cfs_dir dir;
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static struct cfs_dirent dirent;
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static unsigned char localfileptr = 0;
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static unsigned char remotefileptr = 0;
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static unsigned char ptrstate;
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#define PTRSTATE_LOCALFILES 0
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#define PTRSTATE_REMOTEFILES 1
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static unsigned char localptr, remoteptr;
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static int fd = -1;
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/*---------------------------------------------------------------------------*/
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static void
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make_uploaddialog(void)
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{
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ctk_dialog_new(&dialog, 24, 13);
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CTK_WIDGET_ADD(&dialog, &uploadlabel);
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CTK_WIDGET_ADD(&dialog, &localfilenametextlabel);
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CTK_WIDGET_ADD(&dialog, &localfilenamelabel);
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CTK_WIDGET_ADD(&dialog, &remotefilenametextlabel);
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CTK_WIDGET_ADD(&dialog, &remotefilenameentry);
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CTK_WIDGET_ADD(&dialog, &uploadbutton);
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CTK_WIDGET_ADD(&dialog, &cancelbutton);
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CTK_WIDGET_FOCUS(&dialog, &uploadbutton);
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}
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/*---------------------------------------------------------------------------*/
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static void
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make_downloaddialog(void)
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{
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ctk_dialog_new(&dialog, 24, 13);
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CTK_WIDGET_ADD(&dialog, &downloadlabel);
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CTK_WIDGET_ADD(&dialog, &localfilenametextlabel);
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CTK_WIDGET_ADD(&dialog, &localfilenameentry);
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CTK_WIDGET_ADD(&dialog, &remotefilenametextlabel);
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CTK_WIDGET_ADD(&dialog, &remotefilenamelabel);
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CTK_WIDGET_ADD(&dialog, &downloadbutton);
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CTK_WIDGET_ADD(&dialog, &cancelbutton);
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CTK_WIDGET_FOCUS(&dialog, &downloadbutton);
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}
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/*---------------------------------------------------------------------------*/
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static void
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show_statustext(char *text1, char *text2)
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{
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int len;
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len = strlen(text1);
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if(len < sizeof(statustext)) {
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strncpy(statustext, text1, sizeof(statustext));
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strncpy(statustext + len, text2, sizeof(statustext) - len);
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CTK_WIDGET_REDRAW(&statuslabel);
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}
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}
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/*---------------------------------------------------------------------------*/
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static void
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close_file(void)
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{
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if(fd != -1) {
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cfs_close(fd);
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fd = -1;
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}
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}
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/*---------------------------------------------------------------------------*/
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static void
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quit(void)
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{
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close_file();
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ctk_window_close(&window);
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process_exit(&ftp_process);
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LOADER_UNLOAD();
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}
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/*---------------------------------------------------------------------------*/
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static void
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clearptr(void)
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{
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rightptr[remoteptr] = ' ';
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midptr[remoteptr] = ' ';
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leftptr[localptr] = ' ';
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midptr[localptr] = ' ';
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}
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/*---------------------------------------------------------------------------*/
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static void
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showptr(void)
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{
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if(ptrstate == PTRSTATE_LOCALFILES) {
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rightptr[remoteptr] = ' ';
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midptr[remoteptr] = ' ';
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leftptr[localptr] = '>';
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midptr[localptr] = '<';
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} else {
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leftptr[localptr] = ' ';
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midptr[localptr] = ' ';
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rightptr[remoteptr] = '<';
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midptr[remoteptr] = '>';
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}
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CTK_WIDGET_REDRAW(&leftptrlabel);
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CTK_WIDGET_REDRAW(&midptrlabel);
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CTK_WIDGET_REDRAW(&rightptrlabel);
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}
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/*---------------------------------------------------------------------------*/
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static void
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start_loaddir(void)
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{
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memset(localfiles, 0, sizeof(localfiles));
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localfileptr = 0;
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cfs_opendir(&dir, ".");
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process_post(&ftp_process, PROCESS_EVENT_CONTINUE, NULL);
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}
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/*---------------------------------------------------------------------------*/
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static void
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start_loadremote(void)
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{
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memset(remotefiles, 0, sizeof(remotefiles));
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remotefileptr = 0;
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clearptr();
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remoteptr = 0;
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showptr();
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ftpc_list(connection);
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}
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/*---------------------------------------------------------------------------*/
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static void
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make_connectionwindow(void)
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{
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ctk_dialog_new(&connectionwindow, 25, 11);
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CTK_WIDGET_ADD(&connectionwindow, &serverlabel);
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CTK_WIDGET_ADD(&connectionwindow, &serverentry);
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CTK_WIDGET_ADD(&connectionwindow, &userlabel);
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CTK_WIDGET_ADD(&connectionwindow, &anonymousbutton);
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CTK_WIDGET_ADD(&connectionwindow, &userentry);
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CTK_WIDGET_ADD(&connectionwindow, &passwordlabel);
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CTK_WIDGET_ADD(&connectionwindow, &passwordentry);
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if(connection == NULL) {
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CTK_WIDGET_ADD(&connectionwindow, &connectbutton);
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} else {
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CTK_WIDGET_ADD(&connectionwindow, &closeconnectionbutton);
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}
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CTK_WIDGET_ADD(&connectionwindow, &closebutton);
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CTK_WIDGET_FOCUS(&connectionwindow, &serverentry);
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}
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(ftp_process, ev, data)
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{
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u16_t ipaddr[2], *ipaddrptr;
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PROCESS_BEGIN();
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ftpc_init();
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memset(statustext, 0, sizeof(statustext));
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memset(remotefiles, 0, sizeof(remotefiles));
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memset(localfiles, 0, sizeof(localfiles));
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memset(leftptr, 0, sizeof(leftptr));
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memset(midptr, 0, sizeof(midptr));
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memset(rightptr, 0, sizeof(rightptr));
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ptrstate = PTRSTATE_REMOTEFILES;
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localptr = remoteptr = 0;
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connection = NULL;
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ctk_window_new(&window,
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3 + FILES_WIDTH * 2, 3 + FILES_HEIGHT,
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"FTP Client");
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CTK_WIDGET_ADD(&window, &localtextlabel);
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CTK_WIDGET_ADD(&window, &remotetextlabel);
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CTK_WIDGET_ADD(&window, &leftptrlabel);
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CTK_WIDGET_ADD(&window, &localfileslabel);
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CTK_WIDGET_ADD(&window, &midptrlabel);
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CTK_WIDGET_ADD(&window, &remotefileslabel);
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CTK_WIDGET_ADD(&window, &rightptrlabel);
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CTK_WIDGET_ADD(&window, &reloadbutton);
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CTK_WIDGET_ADD(&window, &connectionbutton);
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CTK_WIDGET_ADD(&window, &quitbutton);
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CTK_WIDGET_ADD(&window, &statuslabel);
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CTK_WIDGET_FOCUS(&window, &connectionbutton);
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ctk_window_open(&window);
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showptr();
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start_loaddir();
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while(1) {
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PROCESS_WAIT_EVENT();
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if(ev == PROCESS_EVENT_CONTINUE) {
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if(cfs_readdir(&dir, &dirent) == 0 &&
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localfileptr < FILES_HEIGHT) {
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strncpy(&localfiles[localfileptr * FILES_WIDTH],
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dirent.name, FILES_WIDTH);
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CTK_WIDGET_REDRAW(&localfileslabel);
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++localfileptr;
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process_post(&ftp_process, PROCESS_EVENT_CONTINUE, NULL);
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} else{
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cfs_closedir(&dir);
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}
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} else if(ev == PROCESS_EVENT_EXIT) {
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quit();
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} else if(ev == tcpip_event) {
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ftpc_appcall(data);
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} else if(ev == resolv_event_found) {
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/* Either found a hostname, or not. */
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if((char *)data != NULL &&
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(ipaddrptr = resolv_lookup((char *)data)) != NULL) {
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connection = ftpc_connect(ipaddrptr, HTONS(21));
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show_statustext("Connecting to ", hostname);
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} else {
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show_statustext("Host not found: ", hostname);
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}
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} else if(ev == ctk_signal_window_close &&
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data == (process_data_t)&window) {
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quit();
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} else if(ev == ctk_signal_widget_activate) {
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if((struct ctk_button *)data == &quitbutton) {
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quit();
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} else if((struct ctk_button *)data == &cancelbutton) {
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ctk_dialog_close();
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} else if((struct ctk_button *)data == &downloadbutton) {
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ctk_dialog_close();
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close_file();
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fd = cfs_open(localfilename, CFS_WRITE);
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if(fd != -1) {
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show_statustext("Downloading ", remotefilename);
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ftpc_get(connection, remotefilename);
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} else {
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show_statustext("Could not create ", localfilename);
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}
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} else if((struct ctk_button *)data == &reloadbutton) {
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start_loaddir();
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} else if((struct ctk_button *)data == &connectionbutton) {
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make_connectionwindow();
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ctk_dialog_open(&connectionwindow);
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} else if((struct ctk_button *)data == &closebutton) {
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ctk_dialog_close();
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} else if((struct ctk_button *)data == &anonymousbutton) {
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strcpy(username, "ftp");
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strcpy(password, "contiki@ftp");
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CTK_WIDGET_REDRAW(&userentry);
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CTK_WIDGET_REDRAW(&passwordentry);
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} else if((struct ctk_button *)data == &closeconnectionbutton) {
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ctk_dialog_close();
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ftpc_close(connection);
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} else if((struct ctk_button *)data == &connectbutton) {
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ctk_dialog_close();
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if(uiplib_ipaddrconv(hostname, (unsigned char *)ipaddr) == 0) {
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ipaddrptr = resolv_lookup(hostname);
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if(ipaddrptr == NULL) {
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resolv_query(hostname);
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show_statustext("Resolving host ", hostname);
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break;
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}
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connection = ftpc_connect(ipaddrptr, HTONS(21));
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show_statustext("Connecting to ", hostname);
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} else {
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connection = ftpc_connect(ipaddr, HTONS(21));
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show_statustext("Connecting to ", hostname);
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}
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}
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/* if((struct ctk_button *)data == &closebutton) {
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ftpc_close(connection);
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}*/
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} else if(ev == ctk_signal_keypress) {
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/* if((ctk_arch_key_t)data == ' ') {
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if(ptrstate == PTRSTATE_LOCALFILES) {
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ptrstate = PTRSTATE_REMOTEFILES;
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} else {
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ptrstate = PTRSTATE_LOCALFILES;
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}
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} else */ if((ctk_arch_key_t)data == CH_CURS_UP) {
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clearptr();
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if(ptrstate == PTRSTATE_LOCALFILES) {
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if(localptr > 0) {
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--localptr;
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}
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} else {
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if(remoteptr > 0) {
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--remoteptr;
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}
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}
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} else if((ctk_arch_key_t)data == CH_CURS_DOWN) {
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clearptr();
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if(ptrstate == PTRSTATE_LOCALFILES) {
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if(localptr < FILES_HEIGHT - 1) {
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++localptr;
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}
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} else {
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if(remoteptr < FILES_HEIGHT - 1) {
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++remoteptr;
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}
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}
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} else if((ctk_arch_key_t)data == CH_ENTER) {
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if(ptrstate == PTRSTATE_LOCALFILES) {
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strncpy(localfilename,
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&localfiles[localptr * FILES_WIDTH], FILES_WIDTH);
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strncpy(remotefilename,
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&localfiles[localptr * FILES_WIDTH], FILES_WIDTH);
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make_uploaddialog();
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ctk_dialog_open(&dialog);
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} else {
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strncpy(localfilename,
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&remotefiles[remoteptr * FILES_WIDTH], FILES_WIDTH);
|
|
strncpy(remotefilename,
|
|
&remotefiles[remoteptr * FILES_WIDTH], FILES_WIDTH);
|
|
ftpc_cwd(connection, remotefilename);
|
|
/* make_downloaddialog();
|
|
ctk_dialog_open(&dialog);*/
|
|
}
|
|
} else if((ctk_arch_key_t)data == 'u') {
|
|
ftpc_cdup(connection);
|
|
}
|
|
|
|
showptr();
|
|
}
|
|
}
|
|
|
|
PROCESS_END();
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
ftpc_closed(void)
|
|
{
|
|
strcpy(statustext, "Connection closed");
|
|
CTK_WIDGET_REDRAW(&statuslabel);
|
|
connection = NULL;
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
ftpc_aborted(void)
|
|
{
|
|
strcpy(statustext, "Connection reset");
|
|
CTK_WIDGET_REDRAW(&statuslabel);
|
|
connection = NULL;
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
ftpc_timedout(void)
|
|
{
|
|
strcpy(statustext, "Connection timed out");
|
|
CTK_WIDGET_REDRAW(&statuslabel);
|
|
connection = NULL;
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
char *
|
|
ftpc_username(void)
|
|
{
|
|
return username;
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
char *
|
|
ftpc_password(void)
|
|
{
|
|
return password;
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
ftpc_list_file(char *filename)
|
|
{
|
|
if(remotefileptr < FILES_HEIGHT && filename != NULL) {
|
|
strncpy(&remotefiles[remotefileptr * FILES_WIDTH], filename, FILES_WIDTH);
|
|
CTK_WIDGET_REDRAW(&remotefileslabel);
|
|
++remotefileptr;
|
|
}
|
|
|
|
if(filename == NULL) {
|
|
strcpy(statustext, "Connected");
|
|
CTK_WIDGET_REDRAW(&statuslabel);
|
|
}
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
ftpc_cwd_done(unsigned short status)
|
|
{
|
|
if(status == FTPC_COMPLETED ||
|
|
status == FTPC_OK) {
|
|
start_loadremote();
|
|
} else {
|
|
make_downloaddialog();
|
|
ctk_dialog_open(&dialog);
|
|
}
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
ftpc_connected(void *connection)
|
|
{
|
|
strcpy(statustext, "Loading remote directory");
|
|
CTK_WIDGET_REDRAW(&statuslabel);
|
|
|
|
start_loadremote();
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
ftpc_data(u8_t *data, u16_t len)
|
|
{
|
|
if(data == NULL) {
|
|
show_statustext("Download complete", "");
|
|
close_file();
|
|
start_loaddir();
|
|
} else {
|
|
cfs_write(fd, data, len);
|
|
}
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|