netio.cc

   1 /*
   2  * Copyright (c) 2000, 2001, Red Hat, Inc.
   3  *
   4  *     This program is free software; you can redistribute it and/or modify
   5  *     it under the terms of the GNU General Public License as published by
   6  *     the Free Software Foundation; either version 2 of the License, or
   7  *     (at your option) any later version.
   8  *
   9  *     A copy of the GNU General Public License can be found at
  10  *     http://www.gnu.org/
  11  *
  12  * Written by DJ Delorie <dj@cygnus.com>
  13  *
  14  */
  15
  16 /* The purpose of this file is to coordinate the various access
  17    methods known to setup.  To add a new method, create a pair of
  18    nio-*.[ch] files and add the logic to NetIO::open here */
  19
  20 #if 0
  21 static const char *cvsid =
  22   "\n%%% $Id$\n";
  23 #endif
  24
  25 #include "win32.h"
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28 #include <string.h>
  29
  30 #include "resource.h"
  31 #include "state.h"
  32 #include "msg.h"
  33 #include "netio.h"
  34 #include "nio-file.h"
  35 #include "nio-ie5.h"
  36 #include "nio-http.h"
  37 #include "nio-ftp.h"
  38 #include "dialog.h"
  39 #include "log.h"
  40
  41 #include "port.h"
  42
  43 NetIO::NetIO (char const *Purl, BOOL allow_ftp_auth)
  44 {
  45   set_url (Purl);
  46   ftp_auth = allow_ftp_auth;
  47 }
  48
  49 NetIO::~NetIO ()
  50 {
  51   if (url)
  52     delete[] url;
  53   if (proto)
  54     delete[] proto;
  55   if (host)
  56     delete[] host;
  57   if (path)
  58     delete[] path;
  59 }
  60
  61 void
  62 NetIO::set_url (char const *Purl)
  63 {
  64   char *bp, *ep, c;
  65
  66   file_size = 0;
  67   url = new char[strlen (Purl) + 1];
  68   strcpy (url, Purl);
  69   proto = 0;
  70   host = 0;
  71   port = 0;
  72   path = 0;
  73
  74   bp = url;
  75   ep = strstr (bp, "://");
  76   if (!ep)
  77     {
  78       path = url;
  79       return;
  80     }
  81
  82   *ep = 0;
  83   proto = new char [strlen (bp)+1];
  84   strcpy (proto, bp);
  85   *ep = ':';
  86   bp = ep + 3;
  87
  88   ep = bp + strcspn (bp, ":/");
  89   c = *ep;
  90   *ep = 0;
  91   host = new char [strlen (bp) + 1];
  92   strcpy (host, bp);
  93   *ep = c;
  94
  95   if (*ep == ':')
  96     {
  97       port = atoi (ep + 1);
  98       ep = strchr (ep, '/');
  99     }
 100
 101   if (*ep)
 102     {
 103       path = new char [strlen (ep)+1];
 104       strcpy (path, ep);
 105     }
 106 }
 107
 108 int
 109 NetIO::ok ()
 110 {
 111   return 0;
 112 }
 113
 114 int
 115 NetIO::read (char *buf, int nbytes)
 116 {
 117   return 0;
 118 }
 119
 120 NetIO *
 121 NetIO::open (char const *url, BOOL allow_ftp_auth)
 122 {
 123   NetIO *rv = 0;
 124   enum
 125   { http, ftp, file }
 126   proto;
 127   if (strncmp (url, "http://", 7) == 0)
 128     proto = http;
 129   else if (strncmp (url, "ftp://", 6) == 0)
 130     proto = ftp;
 131   else
 132     proto = file;
 133
 134   if (proto == file)
 135     rv = new NetIO_File (url);
 136   else if (net_method == IDC_NET_IE5)
 137     rv = new NetIO_IE5 (url);
 138   else if (net_method == IDC_NET_PROXY)
 139     rv = new NetIO_HTTP (url, allow_ftp_auth);
 140   else if (net_method == IDC_NET_DIRECT)
 141     {
 142       switch (proto)
 143         {
 144         case http:
 145           rv = new NetIO_HTTP (url);
 146           break;
 147         case ftp:
 148           rv = new NetIO_FTP (url, allow_ftp_auth);
 149           break;
 150         case file:
 151           rv = new NetIO_File (url);
 152           break;
 153         }
 154     }
 155
 156   if (!rv->ok ())
 157     {
 158       delete rv;
 159       return 0;
 160     }
 161
 162   return rv;
 163 }
 164
 165
 166 static char **user, **passwd;
 167 static int loading = 0;
 168
 169 static void
 170 check_if_enable_ok (HWND h)
 171 {
 172   int e = 0;
 173   if (*user && *passwd)
 174     e = 1;
 175   EnableWindow (GetDlgItem (h, IDOK), e);
 176 }
 177
 178 static void
 179 load_dialog (HWND h)
 180 {
 181   loading = 1;
 182   eset (h, IDC_NET_USER, *user);
 183   eset (h, IDC_NET_PASSWD, *passwd);
 184   check_if_enable_ok (h);
 185   loading = 0;
 186 }
 187
 188 static void
 189 save_dialog (HWND h)
 190 {
 191   *user = eget (h, IDC_NET_USER, *user);
 192   *passwd = eget (h, IDC_NET_PASSWD, *passwd);
 193 }
 194
 195 static BOOL
 196 auth_cmd (HWND h, int id, HWND hwndctl, UINT code)
 197 {
 198   switch (id)
 199     {
 200
 201     case IDC_NET_USER:
 202     case IDC_NET_PASSWD:
 203       if (code == EN_CHANGE && !loading)
 204         {
 205           save_dialog (h);
 206           check_if_enable_ok (h);
 207         }
 208       break;
 209
 210     case IDOK:
 211       save_dialog (h);
 212       EndDialog (h, 0);
 213       break;
 214
 215     case IDCANCEL:
 216       EndDialog (h, 1);
 217       exit_setup (1);
 218       break;
 219     }
 220   return 0;
 221 }
 222
 223 static BOOL CALLBACK
 224 auth_proc (HWND h, UINT message, WPARAM wParam, LPARAM lParam)
 225 {
 226   switch (message)
 227     {
 228     case WM_INITDIALOG:
 229       load_dialog (h);
 230       return FALSE;
 231     case WM_COMMAND:
 232       return HANDLE_WM_COMMAND (h, wParam, lParam, auth_cmd);
 233     }
 234   return FALSE;
 235 }
 236
 237 static int
 238 auth_common (HINSTANCE h, int id, HWND owner)
 239 {
 240   return DialogBox (h, MAKEINTRESOURCE (id), owner, auth_proc);
 241 }
 242
 243 int
 244 NetIO::get_auth (HWND owner)
 245 {
 246   user = &net_user;
 247   passwd = &net_passwd;
 248   return auth_common (hinstance, IDD_NET_AUTH, owner);
 249 }
 250
 251 int
 252 NetIO::get_proxy_auth (HWND owner)
 253 {
 254   user = &net_proxy_user;
 255   passwd = &net_proxy_passwd;
 256   return auth_common (hinstance, IDD_PROXY_AUTH, owner);
 257 }
 258
 259 int
 260 NetIO::get_ftp_auth (HWND owner)
 261 {
 262   if (net_ftp_user)
 263     {
 264       delete[] net_ftp_user;
 265       net_ftp_user = NULL;
 266     }
 267   if (net_ftp_passwd)
 268     {
 269       delete[] net_ftp_passwd;
 270       net_ftp_passwd = NULL;
 271     }
 272   if (!ftp_auth)
 273     return IDCANCEL;
 274   user = &net_ftp_user;
 275   passwd = &net_ftp_passwd;
 276   return auth_common (hinstance, IDD_FTP_AUTH, owner);
 277 }