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/* |
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Copyright (c) 1998-2001, Robert O'Callahan |
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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 modification, |
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are permitted provided that the following conditions are met: |
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|
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Redistributions of source code must retain the above copyright notice, this list of |
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conditions and the following disclaimer. |
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|
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Redistributions in binary form must reproduce the above copyright notice, this list |
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of conditions and the following disclaimer in the documentation and/or other materials |
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provided with the distribution. |
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|
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The name of Robert O'Callahan may not be used to endorse or promote products derived from |
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this software without specific prior written permission. |
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|
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND |
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL |
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THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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SUBSTITUTE GOODS 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 LIABILITY, |
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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|
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#include "ttxssh.h" |
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#include "util.h" |
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|
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#include <io.h> |
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#include <fcntl.h> |
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#include <stdlib.h> |
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#include <errno.h> |
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|
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#include "resource.h" |
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#include "keyfiles.h" |
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|
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#define AUTH_START_USER_AUTH_ON_ERROR_END 1 |
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|
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#define MAX_AUTH_CONTROL IDC_SSHUSETIS |
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|
| 44 |
static void destroy_malloced_string(char FAR * FAR * str) |
| 45 |
{ |
| 46 |
if (*str != NULL) { |
| 47 |
memset(*str, 0, strlen(*str)); |
| 48 |
free(*str); |
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*str = NULL; |
| 50 |
} |
| 51 |
} |
| 52 |
|
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static int auth_types_to_control_IDs[] = { |
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-1, IDC_SSHUSERHOSTS, IDC_SSHUSERSA, IDC_SSHUSEPASSWORD, |
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IDC_SSHUSERHOSTS, IDC_SSHUSETIS, -1 |
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}; |
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|
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static LRESULT CALLBACK password_wnd_proc(HWND control, UINT msg, |
| 59 |
WPARAM wParam, LPARAM lParam) |
| 60 |
{ |
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switch (msg) { |
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case WM_CHAR: |
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if ((GetKeyState(VK_CONTROL) & 0x8000) != 0) { |
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char chars[] = { (char) wParam, 0 }; |
| 65 |
|
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SendMessage(control, EM_REPLACESEL, (WPARAM) TRUE, |
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(LPARAM) (char FAR *) chars); |
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return 0; |
| 69 |
} |
| 70 |
} |
| 71 |
|
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return CallWindowProc((WNDPROC) GetWindowLong(control, GWL_USERDATA), |
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control, msg, wParam, lParam); |
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} |
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|
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static void init_password_control(HWND dlg) |
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{ |
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HWND passwordControl = GetDlgItem(dlg, IDC_SSHPASSWORD); |
| 79 |
|
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SetWindowLong(passwordControl, GWL_USERDATA, |
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SetWindowLong(passwordControl, GWL_WNDPROC, |
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(LONG) password_wnd_proc)); |
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|
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SetFocus(passwordControl); |
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} |
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|
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static void set_auth_options_status(HWND dlg, int controlID) |
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{ |
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BOOL RSA_enabled = controlID == IDC_SSHUSERSA; |
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BOOL rhosts_enabled = controlID == IDC_SSHUSERHOSTS; |
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BOOL TIS_enabled = controlID == IDC_SSHUSETIS; |
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int i; |
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|
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CheckRadioButton(dlg, IDC_SSHUSEPASSWORD, MAX_AUTH_CONTROL, controlID); |
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|
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EnableWindow(GetDlgItem(dlg, IDC_SSHPASSWORDCAPTION), !TIS_enabled); |
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EnableWindow(GetDlgItem(dlg, IDC_SSHPASSWORD), !TIS_enabled); |
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|
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for (i = IDC_CHOOSERSAFILE; i <= IDC_RSAFILENAME; i++) { |
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EnableWindow(GetDlgItem(dlg, i), RSA_enabled); |
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} |
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|
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for (i = IDC_LOCALUSERNAMELABEL; i <= IDC_HOSTRSAFILENAME; i++) { |
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EnableWindow(GetDlgItem(dlg, i), rhosts_enabled); |
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} |
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} |
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|
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static void init_auth_machine_banner(PTInstVar pvar, HWND dlg) |
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{ |
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char buf[1024] = "Logging in to "; |
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|
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if (strlen(buf) + strlen(SSH_get_host_name(pvar)) < sizeof(buf) - 2) { |
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strcat(buf, SSH_get_host_name(pvar)); |
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} |
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SetDlgItemText(dlg, IDC_SSHAUTHBANNER, buf); |
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} |
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|
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static void update_server_supported_types(PTInstVar pvar, HWND dlg) |
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{ |
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int supported_methods = pvar->auth_state.supported_types; |
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int cur_control = -1; |
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int control; |
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HWND focus = GetFocus(); |
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|
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if (supported_methods == 0) { |
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return; |
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} |
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|
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for (control = IDC_SSHUSEPASSWORD; control <= MAX_AUTH_CONTROL; |
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control++) { |
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BOOL enabled = FALSE; |
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int method; |
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HWND item = GetDlgItem(dlg, control); |
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|
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if (item != NULL) { |
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for (method = 0; method <= SSH_AUTH_MAX; method++) { |
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if (auth_types_to_control_IDs[method] == control |
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&& (supported_methods & (1 << method)) != 0) { |
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enabled = TRUE; |
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} |
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} |
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|
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EnableWindow(item, enabled); |
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|
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if (IsDlgButtonChecked(dlg, control)) { |
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cur_control = control; |
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} |
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} |
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} |
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|
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if (cur_control >= 0) { |
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if (!IsWindowEnabled(GetDlgItem(dlg, cur_control))) { |
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do { |
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cur_control++; |
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if (cur_control > MAX_AUTH_CONTROL) { |
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cur_control = IDC_SSHUSEPASSWORD; |
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} |
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} while (!IsWindowEnabled(GetDlgItem(dlg, cur_control))); |
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|
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set_auth_options_status(dlg, cur_control); |
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|
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if (focus != NULL && !IsWindowEnabled(focus)) { |
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SetFocus(GetDlgItem(dlg, cur_control)); |
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} |
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} |
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} |
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} |
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|
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static void init_auth_dlg(PTInstVar pvar, HWND dlg) |
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{ |
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int default_method = pvar->session_settings.DefaultAuthMethod; |
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|
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init_auth_machine_banner(pvar, dlg); |
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init_password_control(dlg); |
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|
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if (pvar->auth_state.failed_method != SSH_AUTH_NONE) { |
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/* must be retrying a failed attempt */ |
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SetDlgItemText(dlg, IDC_SSHAUTHBANNER2, |
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"Authentication failed. Please retry."); |
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SetWindowText(dlg, "Retrying SSH Authentication"); |
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default_method = pvar->auth_state.failed_method; |
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} |
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|
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set_auth_options_status(dlg, |
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auth_types_to_control_IDs[default_method]); |
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|
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if (default_method == SSH_AUTH_TIS) { |
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/* we disabled the password control, so fix the focus */ |
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SetFocus(GetDlgItem(dlg, IDC_SSHUSETIS)); |
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} |
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|
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if (pvar->auth_state.user != NULL) { |
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SetDlgItemText(dlg, IDC_SSHUSERNAME, pvar->auth_state.user); |
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EnableWindow(GetDlgItem(dlg, IDC_SSHUSERNAME), FALSE); |
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EnableWindow(GetDlgItem(dlg, IDC_SSHUSERNAMELABEL), FALSE); |
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} else if (pvar->session_settings.DefaultUserName[0] != 0) { |
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SetDlgItemText(dlg, IDC_SSHUSERNAME, |
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pvar->session_settings.DefaultUserName); |
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} else { |
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SetFocus(GetDlgItem(dlg, IDC_SSHUSERNAME)); |
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} |
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|
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SetDlgItemText(dlg, IDC_RSAFILENAME, |
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pvar->session_settings.DefaultRSAPrivateKeyFile); |
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SetDlgItemText(dlg, IDC_HOSTRSAFILENAME, |
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pvar->session_settings.DefaultRhostsHostPrivateKeyFile); |
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SetDlgItemText(dlg, IDC_LOCALUSERNAME, |
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pvar->session_settings.DefaultRhostsLocalUserName); |
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|
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update_server_supported_types(pvar, dlg); |
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|
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// SSH2 autologin (2004.12.1 yutaka) |
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// ���[�U�A�p�X���[�h�A�F�����\�b�h���������������A������������OK�{�^�������������B |
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if (pvar->ssh2_autologin == 1) { |
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SetDlgItemText(dlg, IDC_SSHUSERNAME, pvar->ssh2_username); |
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EnableWindow(GetDlgItem(dlg, IDC_SSHUSERNAME), FALSE); |
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EnableWindow(GetDlgItem(dlg, IDC_SSHUSERNAMELABEL), FALSE); |
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|
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SetDlgItemText(dlg, IDC_SSHPASSWORD, pvar->ssh2_password); |
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EnableWindow(GetDlgItem(dlg, IDC_SSHPASSWORD), FALSE); |
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EnableWindow(GetDlgItem(dlg, IDC_SSHPASSWORDCAPTION), FALSE); |
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|
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if (pvar->auth_state.cur_cred.method == SSH_AUTH_PASSWORD) { |
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CheckRadioButton(dlg, IDC_SSHUSEPASSWORD, MAX_AUTH_CONTROL, IDC_SSHUSEPASSWORD); |
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} else { |
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// TODO |
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|
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} |
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} |
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|
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} |
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|
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static char FAR *alloc_control_text(HWND ctl) |
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{ |
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int len = GetWindowTextLength(ctl); |
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char FAR *result = malloc(len + 1); |
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|
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if (result != NULL) { |
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GetWindowText(ctl, result, len + 1); |
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result[len] = 0; |
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} |
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|
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return result; |
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} |
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|
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static int get_key_file_name(HWND parent, char FAR * buf, int bufsize) |
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{ |
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#ifdef TERATERM32 |
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OPENFILENAME params; |
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char fullname_buf[2048] = "identity"; |
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|
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ZeroMemory(¶ms, sizeof(params)); |
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params.lStructSize = sizeof(OPENFILENAME); |
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params.hwndOwner = parent; |
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// �t�B���^������ (2004.12.19 yutaka) |
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params.lpstrFilter = "identity(RSA1)\0identity\0id_rsa(SSH2)\0id_rsa\0id_dsa(SSH2)\0id_dsa\0all(*.*)\0*.*\0\0"; |
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params.lpstrCustomFilter = NULL; |
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params.nFilterIndex = 0; |
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buf[0] = 0; |
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params.lpstrFile = fullname_buf; |
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params.nMaxFile = sizeof(fullname_buf); |
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params.lpstrFileTitle = NULL; |
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params.lpstrInitialDir = NULL; |
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params.lpstrTitle = "Choose a file with the RSA private key"; |
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params.Flags = |
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OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST | OFN_HIDEREADONLY; |
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params.lpstrDefExt = NULL; |
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|
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if (GetOpenFileName(¶ms) != 0) { |
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copy_teraterm_dir_relative_path(buf, bufsize, fullname_buf); |
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return 1; |
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} else { |
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return 0; |
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} |
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#else |
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return 0; |
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#endif |
| 278 |
} |
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|
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static void choose_RSA_key_file(HWND dlg) |
| 281 |
{ |
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char buf[1024]; |
| 283 |
|
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if (get_key_file_name(dlg, buf, sizeof(buf))) { |
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SetDlgItemText(dlg, IDC_RSAFILENAME, buf); |
| 286 |
} |
| 287 |
} |
| 288 |
|
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static void choose_host_RSA_key_file(HWND dlg) |
| 290 |
{ |
| 291 |
char buf[1024]; |
| 292 |
|
| 293 |
if (get_key_file_name(dlg, buf, sizeof(buf))) { |
| 294 |
SetDlgItemText(dlg, IDC_HOSTRSAFILENAME, buf); |
| 295 |
} |
| 296 |
} |
| 297 |
|
| 298 |
static BOOL end_auth_dlg(PTInstVar pvar, HWND dlg) |
| 299 |
{ |
| 300 |
int method = SSH_AUTH_PASSWORD; |
| 301 |
char FAR *password = |
| 302 |
alloc_control_text(GetDlgItem(dlg, IDC_SSHPASSWORD)); |
| 303 |
CRYPTKeyPair FAR *key_pair = NULL; |
| 304 |
|
| 305 |
if (IsDlgButtonChecked(dlg, IDC_SSHUSERSA)) { |
| 306 |
method = SSH_AUTH_RSA; |
| 307 |
} else if (IsDlgButtonChecked(dlg, IDC_SSHUSERHOSTS)) { |
| 308 |
if (GetWindowTextLength(GetDlgItem(dlg, IDC_HOSTRSAFILENAME)) > 0) { |
| 309 |
method = SSH_AUTH_RHOSTS_RSA; |
| 310 |
} else { |
| 311 |
method = SSH_AUTH_RHOSTS; |
| 312 |
} |
| 313 |
} else if (IsDlgButtonChecked(dlg, IDC_SSHUSETIS)) { |
| 314 |
method = SSH_AUTH_TIS; |
| 315 |
} |
| 316 |
|
| 317 |
if (method == SSH_AUTH_RSA || method == SSH_AUTH_RHOSTS_RSA) { |
| 318 |
char buf[2048]; |
| 319 |
int file_ctl_ID = |
| 320 |
method == SSH_AUTH_RSA ? IDC_RSAFILENAME : IDC_HOSTRSAFILENAME; |
| 321 |
|
| 322 |
buf[0] = 0; |
| 323 |
GetDlgItemText(dlg, file_ctl_ID, buf, sizeof(buf)); |
| 324 |
if (buf[0] == 0) { |
| 325 |
notify_nonfatal_error(pvar, |
| 326 |
"You must specify a file containing the RSA/DSA private key."); |
| 327 |
SetFocus(GetDlgItem(dlg, file_ctl_ID)); |
| 328 |
destroy_malloced_string(&password); |
| 329 |
return FALSE; |
| 330 |
} |
| 331 |
|
| 332 |
if (SSHv1(pvar)) { |
| 333 |
BOOL invalid_passphrase = FALSE; |
| 334 |
|
| 335 |
key_pair = KEYFILES_read_private_key(pvar, buf, password, |
| 336 |
&invalid_passphrase, |
| 337 |
FALSE); |
| 338 |
|
| 339 |
if (key_pair == NULL) { |
| 340 |
if (invalid_passphrase) { |
| 341 |
HWND passwordCtl = GetDlgItem(dlg, IDC_SSHPASSWORD); |
| 342 |
|
| 343 |
SetFocus(passwordCtl); |
| 344 |
SendMessage(passwordCtl, EM_SETSEL, 0, -1); |
| 345 |
} else { |
| 346 |
SetFocus(GetDlgItem(dlg, file_ctl_ID)); |
| 347 |
} |
| 348 |
destroy_malloced_string(&password); |
| 349 |
return FALSE; |
| 350 |
} |
| 351 |
|
| 352 |
} else { // SSH2(yutaka) |
| 353 |
BOOL invalid_passphrase = FALSE; |
| 354 |
|
| 355 |
key_pair = read_SSH2_private_key(pvar, buf, password, |
| 356 |
&invalid_passphrase, |
| 357 |
FALSE); |
| 358 |
|
| 359 |
if (key_pair == NULL) { // read error |
| 360 |
notify_nonfatal_error(pvar, "read error SSH2 private key file"); |
| 361 |
destroy_malloced_string(&password); |
| 362 |
return FALSE; |
| 363 |
} |
| 364 |
|
| 365 |
} |
| 366 |
|
| 367 |
} |
| 368 |
|
| 369 |
/* from here on, we cannot fail, so just munge cur_cred in place */ |
| 370 |
pvar->auth_state.cur_cred.method = method; |
| 371 |
pvar->auth_state.cur_cred.key_pair = key_pair; |
| 372 |
/* we can't change the user name once it's set. It may already have |
| 373 |
been sent to the server, and it can only be sent once. */ |
| 374 |
if (pvar->auth_state.user == NULL) { |
| 375 |
pvar->auth_state.user = |
| 376 |
alloc_control_text(GetDlgItem(dlg, IDC_SSHUSERNAME)); |
| 377 |
} |
| 378 |
if (method == SSH_AUTH_PASSWORD) { |
| 379 |
pvar->auth_state.cur_cred.password = password; |
| 380 |
} else { |
| 381 |
destroy_malloced_string(&password); |
| 382 |
} |
| 383 |
if (method == SSH_AUTH_RHOSTS || method == SSH_AUTH_RHOSTS_RSA) { |
| 384 |
if (pvar->session_settings.DefaultAuthMethod != SSH_AUTH_RHOSTS) { |
| 385 |
notify_nonfatal_error(pvar, |
| 386 |
"Rhosts authentication will probably fail because it was not " |
| 387 |
"the default authentication method.\n" |
| 388 |
"To use Rhosts authentication " |
| 389 |
"in TTSSH, you need to set it to be the default by restarting\n" |
| 390 |
"TTSSH and selecting \"SSH Authentication...\" from the Setup menu" |
| 391 |
"before connecting."); |
| 392 |
} |
| 393 |
|
| 394 |
pvar->auth_state.cur_cred.rhosts_client_user = |
| 395 |
alloc_control_text(GetDlgItem(dlg, IDC_LOCALUSERNAME)); |
| 396 |
} |
| 397 |
pvar->auth_state.auth_dialog = NULL; |
| 398 |
|
| 399 |
GetDlgItemText(dlg, IDC_RSAFILENAME, |
| 400 |
pvar->session_settings.DefaultRSAPrivateKeyFile, |
| 401 |
sizeof(pvar->session_settings. |
| 402 |
DefaultRSAPrivateKeyFile)); |
| 403 |
GetDlgItemText(dlg, IDC_HOSTRSAFILENAME, |
| 404 |
pvar->session_settings.DefaultRhostsHostPrivateKeyFile, |
| 405 |
sizeof(pvar->session_settings. |
| 406 |
DefaultRhostsHostPrivateKeyFile)); |
| 407 |
GetDlgItemText(dlg, IDC_LOCALUSERNAME, |
| 408 |
pvar->session_settings.DefaultRhostsLocalUserName, |
| 409 |
sizeof(pvar->session_settings. |
| 410 |
DefaultRhostsLocalUserName)); |
| 411 |
|
| 412 |
if (SSHv1(pvar)) { |
| 413 |
SSH_notify_user_name(pvar); |
| 414 |
SSH_notify_cred(pvar); |
| 415 |
} else { |
| 416 |
// for SSH2(yutaka) |
| 417 |
do_SSH2_userauth(pvar); |
| 418 |
} |
| 419 |
|
| 420 |
EndDialog(dlg, 1); |
| 421 |
return TRUE; |
| 422 |
} |
| 423 |
|
| 424 |
static BOOL CALLBACK auth_dlg_proc(HWND dlg, UINT msg, WPARAM wParam, |
| 425 |
LPARAM lParam) |
| 426 |
{ |
| 427 |
const int IDC_TIMER1 = 300; |
| 428 |
const int autologin_timeout = 10; // �~���b |
| 429 |
PTInstVar pvar; |
| 430 |
|
| 431 |
switch (msg) { |
| 432 |
case WM_INITDIALOG: |
| 433 |
pvar = (PTInstVar) lParam; |
| 434 |
pvar->auth_state.auth_dialog = dlg; |
| 435 |
SetWindowLong(dlg, DWL_USER, lParam); |
| 436 |
|
| 437 |
init_auth_dlg(pvar, dlg); |
| 438 |
|
| 439 |
// SSH2 autologin���L�����������A�^�C�}���d�|�����B (2004.12.1 yutaka) |
| 440 |
if (pvar->ssh2_autologin == 1) { |
| 441 |
SetTimer(dlg, IDC_TIMER1, autologin_timeout, 0); |
| 442 |
} |
| 443 |
return FALSE; /* because we set the focus */ |
| 444 |
|
| 445 |
case WM_TIMER: |
| 446 |
pvar = (PTInstVar) GetWindowLong(dlg, DWL_USER); |
| 447 |
// �F�������������������A�F���f�[�^�����M�����B�����������A�������B(2004.12.16 yutaka) |
| 448 |
if (!(pvar->ssh_state.status_flags & STATUS_DONT_SEND_USER_NAME)) { |
| 449 |
KillTimer(dlg, IDC_TIMER1); |
| 450 |
SendMessage(dlg, WM_COMMAND, IDOK, 0); |
| 451 |
} |
| 452 |
return TRUE; |
| 453 |
|
| 454 |
case WM_COMMAND: |
| 455 |
pvar = (PTInstVar) GetWindowLong(dlg, DWL_USER); |
| 456 |
|
| 457 |
switch (LOWORD(wParam)) { |
| 458 |
case IDOK: |
| 459 |
return end_auth_dlg(pvar, dlg); |
| 460 |
|
| 461 |
case IDCANCEL: /* kill the connection */ |
| 462 |
pvar->auth_state.auth_dialog = NULL; |
| 463 |
notify_closed_connection(pvar); |
| 464 |
EndDialog(dlg, 0); |
| 465 |
return TRUE; |
| 466 |
|
| 467 |
case IDC_SSHUSEPASSWORD: |
| 468 |
case IDC_SSHUSERSA: |
| 469 |
case IDC_SSHUSERHOSTS: |
| 470 |
case IDC_SSHUSETIS: |
| 471 |
set_auth_options_status(dlg, LOWORD(wParam)); |
| 472 |
return TRUE; |
| 473 |
|
| 474 |
case IDC_CHOOSERSAFILE: |
| 475 |
choose_RSA_key_file(dlg); |
| 476 |
return TRUE; |
| 477 |
|
| 478 |
case IDC_CHOOSEHOSTRSAFILE: |
| 479 |
choose_host_RSA_key_file(dlg); |
| 480 |
return TRUE; |
| 481 |
|
| 482 |
default: |
| 483 |
return FALSE; |
| 484 |
} |
| 485 |
|
| 486 |
default: |
| 487 |
return FALSE; |
| 488 |
} |
| 489 |
} |
| 490 |
|
| 491 |
char FAR *AUTH_get_user_name(PTInstVar pvar) |
| 492 |
{ |
| 493 |
return pvar->auth_state.user; |
| 494 |
} |
| 495 |
|
| 496 |
int AUTH_set_supported_auth_types(PTInstVar pvar, int types) |
| 497 |
{ |
| 498 |
char buf[1024]; |
| 499 |
|
| 500 |
_snprintf(buf, sizeof(buf), |
| 501 |
"Server reports supported authentication method mask = %d", |
| 502 |
types); |
| 503 |
buf[sizeof(buf) - 1] = 0; |
| 504 |
notify_verbose_message(pvar, buf, LOG_LEVEL_VERBOSE); |
| 505 |
|
| 506 |
if (SSHv1(pvar)) { |
| 507 |
types &= (1 << SSH_AUTH_PASSWORD) | (1 << SSH_AUTH_RSA) |
| 508 |
| (1 << SSH_AUTH_RHOSTS_RSA) | (1 << SSH_AUTH_RHOSTS) |
| 509 |
| (1 << SSH_AUTH_TIS); |
| 510 |
} else { |
| 511 |
// for SSH2(yutaka) |
| 512 |
// types &= (1 << SSH_AUTH_PASSWORD); |
| 513 |
// ���J���F�����L�������� (2004.12.18 yutaka) |
| 514 |
types &= (1 << SSH_AUTH_PASSWORD) | (1 << SSH_AUTH_RSA) |
| 515 |
| (1 << SSH_AUTH_DSA); |
| 516 |
} |
| 517 |
pvar->auth_state.supported_types = types; |
| 518 |
|
| 519 |
if (types == 0) { |
| 520 |
notify_fatal_error(pvar, |
| 521 |
"Server does not support any of the authentication options\n" |
| 522 |
"provided by TTSSH. This connection will now close."); |
| 523 |
return 0; |
| 524 |
} else { |
| 525 |
if (pvar->auth_state.auth_dialog != NULL) { |
| 526 |
update_server_supported_types(pvar, |
| 527 |
pvar->auth_state.auth_dialog); |
| 528 |
} |
| 529 |
|
| 530 |
return 1; |
| 531 |
} |
| 532 |
} |
| 533 |
|
| 534 |
static void start_user_auth(PTInstVar pvar) |
| 535 |
{ |
| 536 |
// �F���_�C�A���O���\�������� (2004.12.1 yutaka) |
| 537 |
PostMessage(pvar->NotificationWindow, WM_COMMAND, (WPARAM) ID_SSHAUTH, |
| 538 |
(LPARAM) NULL); |
| 539 |
pvar->auth_state.cur_cred.method = SSH_AUTH_NONE; |
| 540 |
} |
| 541 |
|
| 542 |
static void try_default_auth(PTInstVar pvar) |
| 543 |
{ |
| 544 |
if (pvar->session_settings.TryDefaultAuth) { |
| 545 |
switch (pvar->session_settings.DefaultAuthMethod) { |
| 546 |
case SSH_AUTH_RSA:{ |
| 547 |
BOOL invalid_passphrase; |
| 548 |
char password[] = ""; |
| 549 |
|
| 550 |
pvar->auth_state.cur_cred.key_pair |
| 551 |
= |
| 552 |
KEYFILES_read_private_key(pvar, |
| 553 |
pvar->session_settings. |
| 554 |
DefaultRSAPrivateKeyFile, |
| 555 |
password, |
| 556 |
&invalid_passphrase, TRUE); |
| 557 |
if (pvar->auth_state.cur_cred.key_pair == NULL) { |
| 558 |
return; |
| 559 |
} else { |
| 560 |
pvar->auth_state.cur_cred.method = SSH_AUTH_RSA; |
| 561 |
} |
| 562 |
break; |
| 563 |
} |
| 564 |
|
| 565 |
case SSH_AUTH_RHOSTS: |
| 566 |
if (pvar->session_settings. |
| 567 |
DefaultRhostsHostPrivateKeyFile[0] != 0) { |
| 568 |
BOOL invalid_passphrase; |
| 569 |
char password[] = ""; |
| 570 |
|
| 571 |
pvar->auth_state.cur_cred.key_pair |
| 572 |
= |
| 573 |
KEYFILES_read_private_key(pvar, |
| 574 |
pvar->session_settings. |
| 575 |
DefaultRhostsHostPrivateKeyFile, |
| 576 |
password, |
| 577 |
&invalid_passphrase, TRUE); |
| 578 |
if (pvar->auth_state.cur_cred.key_pair == NULL) { |
| 579 |
return; |
| 580 |
} else { |
| 581 |
pvar->auth_state.cur_cred.method = SSH_AUTH_RHOSTS_RSA; |
| 582 |
} |
| 583 |
} else { |
| 584 |
pvar->auth_state.cur_cred.method = SSH_AUTH_RHOSTS; |
| 585 |
} |
| 586 |
|
| 587 |
pvar->auth_state.cur_cred.rhosts_client_user = |
| 588 |
_strdup(pvar->session_settings.DefaultRhostsLocalUserName); |
| 589 |
break; |
| 590 |
|
| 591 |
case SSH_AUTH_PASSWORD: |
| 592 |
pvar->auth_state.cur_cred.password = _strdup(""); |
| 593 |
pvar->auth_state.cur_cred.method = SSH_AUTH_PASSWORD; |
| 594 |
break; |
| 595 |
|
| 596 |
case SSH_AUTH_TIS: |
| 597 |
default: |
| 598 |
return; |
| 599 |
} |
| 600 |
|
| 601 |
pvar->auth_state.user = |
| 602 |
_strdup(pvar->session_settings.DefaultUserName); |
| 603 |
} |
| 604 |
} |
| 605 |
|
| 606 |
void AUTH_notify_end_error(PTInstVar pvar) |
| 607 |
{ |
| 608 |
if ((pvar->auth_state.flags & AUTH_START_USER_AUTH_ON_ERROR_END) != 0) { |
| 609 |
start_user_auth(pvar); |
| 610 |
pvar->auth_state.flags &= ~AUTH_START_USER_AUTH_ON_ERROR_END; |
| 611 |
} |
| 612 |
} |
| 613 |
|
| 614 |
void AUTH_advance_to_next_cred(PTInstVar pvar) |
| 615 |
{ |
| 616 |
pvar->auth_state.failed_method = pvar->auth_state.cur_cred.method; |
| 617 |
|
| 618 |
if (pvar->auth_state.cur_cred.method == SSH_AUTH_NONE) { |
| 619 |
try_default_auth(pvar); |
| 620 |
|
| 621 |
if (pvar->auth_state.cur_cred.method == SSH_AUTH_NONE) { |
| 622 |
if (pvar->err_msg != NULL) { |
| 623 |
pvar->auth_state.flags |= |
| 624 |
AUTH_START_USER_AUTH_ON_ERROR_END; |
| 625 |
} else { |
| 626 |
// �������F���_�C�A���O���o�������� (2004.12.1 yutaka) |
| 627 |
// �R�}���h���C���w������������ |
| 628 |
start_user_auth(pvar); |
| 629 |
} |
| 630 |
} |
| 631 |
} else { |
| 632 |
// �������F���_�C�A���O���o�������� (2004.12.1 yutaka) |
| 633 |
// �R�}���h���C���w������(/auth=xxxx)������ |
| 634 |
start_user_auth(pvar); |
| 635 |
} |
| 636 |
} |
| 637 |
|
| 638 |
static void init_TIS_dlg(PTInstVar pvar, HWND dlg) |
| 639 |
{ |
| 640 |
init_auth_machine_banner(pvar, dlg); |
| 641 |
init_password_control(dlg); |
| 642 |
|
| 643 |
if (pvar->auth_state.TIS_prompt != NULL) { |
| 644 |
if (strlen(pvar->auth_state.TIS_prompt) > 10000) { |
| 645 |
pvar->auth_state.TIS_prompt[10000] = 0; |
| 646 |
} |
| 647 |
SetDlgItemText(dlg, IDC_SSHAUTHBANNER2, |
| 648 |
pvar->auth_state.TIS_prompt); |
| 649 |
destroy_malloced_string(&pvar->auth_state.TIS_prompt); |
| 650 |
} |
| 651 |
} |
| 652 |
|
| 653 |
static BOOL end_TIS_dlg(PTInstVar pvar, HWND dlg) |
| 654 |
{ |
| 655 |
char FAR *password = |
| 656 |
alloc_control_text(GetDlgItem(dlg, IDC_SSHPASSWORD)); |
| 657 |
|
| 658 |
pvar->auth_state.cur_cred.method = SSH_AUTH_TIS; |
| 659 |
pvar->auth_state.cur_cred.password = password; |
| 660 |
pvar->auth_state.auth_dialog = NULL; |
| 661 |
|
| 662 |
SSH_notify_cred(pvar); |
| 663 |
|
| 664 |
EndDialog(dlg, 1); |
| 665 |
return TRUE; |
| 666 |
} |
| 667 |
|
| 668 |
static BOOL CALLBACK TIS_dlg_proc(HWND dlg, UINT msg, WPARAM wParam, |
| 669 |
LPARAM lParam) |
| 670 |
{ |
| 671 |
PTInstVar pvar; |
| 672 |
|
| 673 |
switch (msg) { |
| 674 |
case WM_INITDIALOG: |
| 675 |
pvar = (PTInstVar) lParam; |
| 676 |
pvar->auth_state.auth_dialog = dlg; |
| 677 |
SetWindowLong(dlg, DWL_USER, lParam); |
| 678 |
|
| 679 |
init_TIS_dlg(pvar, dlg); |
| 680 |
return FALSE; /* because we set the focus */ |
| 681 |
|
| 682 |
case WM_COMMAND: |
| 683 |
pvar = (PTInstVar) GetWindowLong(dlg, DWL_USER); |
| 684 |
|
| 685 |
switch (LOWORD(wParam)) { |
| 686 |
case IDOK: |
| 687 |
return end_TIS_dlg(pvar, dlg); |
| 688 |
|
| 689 |
case IDCANCEL: /* kill the connection */ |
| 690 |
pvar->auth_state.auth_dialog = NULL; |
| 691 |
notify_closed_connection(pvar); |
| 692 |
EndDialog(dlg, 0); |
| 693 |
return TRUE; |
| 694 |
|
| 695 |
default: |
| 696 |
return FALSE; |
| 697 |
} |
| 698 |
|
| 699 |
default: |
| 700 |
return FALSE; |
| 701 |
} |
| 702 |
} |
| 703 |
|
| 704 |
void AUTH_do_cred_dialog(PTInstVar pvar) |
| 705 |
{ |
| 706 |
if (pvar->auth_state.auth_dialog == NULL) { |
| 707 |
HWND cur_active = GetActiveWindow(); |
| 708 |
DLGPROC dlg_proc; |
| 709 |
LPCTSTR dialog_template; |
| 710 |
|
| 711 |
switch (pvar->auth_state.mode) { |
| 712 |
case TIS_AUTH_MODE: |
| 713 |
dialog_template = MAKEINTRESOURCE(IDD_SSHTISAUTH); |
| 714 |
dlg_proc = TIS_dlg_proc; |
| 715 |
break; |
| 716 |
case GENERIC_AUTH_MODE: |
| 717 |
default: |
| 718 |
dialog_template = MAKEINTRESOURCE(IDD_SSHAUTH); |
| 719 |
dlg_proc = auth_dlg_proc; |
| 720 |
} |
| 721 |
|
| 722 |
if (!DialogBoxParam(hInst, dialog_template, |
| 723 |
cur_active != |
| 724 |
NULL ? cur_active : pvar->NotificationWindow, |
| 725 |
dlg_proc, (LPARAM) pvar) == -1) { |
| 726 |
notify_fatal_error(pvar, |
| 727 |
"Unable to display authentication dialog box.\n" |
| 728 |
"Connection terminated."); |
| 729 |
} |
| 730 |
} |
| 731 |
} |
| 732 |
|
| 733 |
static void init_default_auth_dlg(PTInstVar pvar, HWND dlg) |
| 734 |
{ |
| 735 |
switch (pvar->settings.DefaultAuthMethod) { |
| 736 |
case SSH_AUTH_RSA: |
| 737 |
CheckRadioButton(dlg, IDC_SSHUSEPASSWORD, MAX_AUTH_CONTROL, |
| 738 |
IDC_SSHUSERSA); |
| 739 |
break; |
| 740 |
case SSH_AUTH_RHOSTS: |
| 741 |
case SSH_AUTH_RHOSTS_RSA: |
| 742 |
CheckRadioButton(dlg, IDC_SSHUSEPASSWORD, MAX_AUTH_CONTROL, |
| 743 |
IDC_SSHUSERHOSTS); |
| 744 |
break; |
| 745 |
case SSH_AUTH_TIS: |
| 746 |
CheckRadioButton(dlg, IDC_SSHUSEPASSWORD, MAX_AUTH_CONTROL, |
| 747 |
IDC_SSHUSETIS); |
| 748 |
break; |
| 749 |
case SSH_AUTH_PASSWORD: |
| 750 |
default: |
| 751 |
CheckRadioButton(dlg, IDC_SSHUSEPASSWORD, MAX_AUTH_CONTROL, |
| 752 |
IDC_SSHUSEPASSWORD); |
| 753 |
} |
| 754 |
|
| 755 |
SetDlgItemText(dlg, IDC_SSHUSERNAME, pvar->settings.DefaultUserName); |
| 756 |
SetDlgItemText(dlg, IDC_RSAFILENAME, |
| 757 |
pvar->settings.DefaultRSAPrivateKeyFile); |
| 758 |
SetDlgItemText(dlg, IDC_HOSTRSAFILENAME, |
| 759 |
pvar->settings.DefaultRhostsHostPrivateKeyFile); |
| 760 |
SetDlgItemText(dlg, IDC_LOCALUSERNAME, |
| 761 |
pvar->settings.DefaultRhostsLocalUserName); |
| 762 |
} |
| 763 |
|
| 764 |
static BOOL end_default_auth_dlg(PTInstVar pvar, HWND dlg) |
| 765 |
{ |
| 766 |
if (IsDlgButtonChecked(dlg, IDC_SSHUSERSA)) { |
| 767 |
pvar->settings.DefaultAuthMethod = SSH_AUTH_RSA; |
| 768 |
} else if (IsDlgButtonChecked(dlg, IDC_SSHUSERHOSTS)) { |
| 769 |
if (GetWindowTextLength(GetDlgItem(dlg, IDC_HOSTRSAFILENAME)) > 0) { |
| 770 |
pvar->settings.DefaultAuthMethod = SSH_AUTH_RHOSTS_RSA; |
| 771 |
} else { |
| 772 |
pvar->settings.DefaultAuthMethod = SSH_AUTH_RHOSTS; |
| 773 |
} |
| 774 |
} else if (IsDlgButtonChecked(dlg, IDC_SSHUSETIS)) { |
| 775 |
pvar->settings.DefaultAuthMethod = SSH_AUTH_TIS; |
| 776 |
} else { |
| 777 |
pvar->settings.DefaultAuthMethod = SSH_AUTH_PASSWORD; |
| 778 |
} |
| 779 |
|
| 780 |
GetDlgItemText(dlg, IDC_SSHUSERNAME, pvar->settings.DefaultUserName, |
| 781 |
sizeof(pvar->settings.DefaultUserName)); |
| 782 |
GetDlgItemText(dlg, IDC_RSAFILENAME, |
| 783 |
pvar->settings.DefaultRSAPrivateKeyFile, |
| 784 |
sizeof(pvar->settings.DefaultRSAPrivateKeyFile)); |
| 785 |
GetDlgItemText(dlg, IDC_HOSTRSAFILENAME, |
| 786 |
pvar->settings.DefaultRhostsHostPrivateKeyFile, |
| 787 |
sizeof(pvar->settings.DefaultRhostsHostPrivateKeyFile)); |
| 788 |
GetDlgItemText(dlg, IDC_LOCALUSERNAME, |
| 789 |
pvar->settings.DefaultRhostsLocalUserName, |
| 790 |
sizeof(pvar->settings.DefaultRhostsLocalUserName)); |
| 791 |
|
| 792 |
EndDialog(dlg, 1); |
| 793 |
return TRUE; |
| 794 |
} |
| 795 |
|
| 796 |
static BOOL CALLBACK default_auth_dlg_proc(HWND dlg, UINT msg, |
| 797 |
WPARAM wParam, LPARAM lParam) |
| 798 |
{ |
| 799 |
PTInstVar pvar; |
| 800 |
|
| 801 |
switch (msg) { |
| 802 |
case WM_INITDIALOG: |
| 803 |
pvar = (PTInstVar) lParam; |
| 804 |
SetWindowLong(dlg, DWL_USER, lParam); |
| 805 |
|
| 806 |
init_default_auth_dlg(pvar, dlg); |
| 807 |
return TRUE; /* because we do not set the focus */ |
| 808 |
|
| 809 |
case WM_COMMAND: |
| 810 |
pvar = (PTInstVar) GetWindowLong(dlg, DWL_USER); |
| 811 |
|
| 812 |
switch (LOWORD(wParam)) { |
| 813 |
case IDOK: |
| 814 |
return end_default_auth_dlg(pvar, dlg); |
| 815 |
|
| 816 |
case IDCANCEL: |
| 817 |
EndDialog(dlg, 0); |
| 818 |
return TRUE; |
| 819 |
|
| 820 |
case IDC_CHOOSERSAFILE: |
| 821 |
choose_RSA_key_file(dlg); |
| 822 |
return TRUE; |
| 823 |
|
| 824 |
case IDC_CHOOSEHOSTRSAFILE: |
| 825 |
choose_host_RSA_key_file(dlg); |
| 826 |
return TRUE; |
| 827 |
|
| 828 |
default: |
| 829 |
return FALSE; |
| 830 |
} |
| 831 |
|
| 832 |
default: |
| 833 |
return FALSE; |
| 834 |
} |
| 835 |
} |
| 836 |
|
| 837 |
void AUTH_init(PTInstVar pvar) |
| 838 |
{ |
| 839 |
pvar->auth_state.failed_method = SSH_AUTH_NONE; |
| 840 |
pvar->auth_state.auth_dialog = NULL; |
| 841 |
pvar->auth_state.user = NULL; |
| 842 |
pvar->auth_state.flags = 0; |
| 843 |
pvar->auth_state.TIS_prompt = NULL; |
| 844 |
pvar->auth_state.supported_types = 0; |
| 845 |
pvar->auth_state.cur_cred.method = SSH_AUTH_NONE; |
| 846 |
pvar->auth_state.cur_cred.password = NULL; |
| 847 |
pvar->auth_state.cur_cred.rhosts_client_user = NULL; |
| 848 |
pvar->auth_state.cur_cred.key_pair = NULL; |
| 849 |
AUTH_set_generic_mode(pvar); |
| 850 |
} |
| 851 |
|
| 852 |
void AUTH_set_generic_mode(PTInstVar pvar) |
| 853 |
{ |
| 854 |
pvar->auth_state.mode = GENERIC_AUTH_MODE; |
| 855 |
destroy_malloced_string(&pvar->auth_state.TIS_prompt); |
| 856 |
} |
| 857 |
|
| 858 |
void AUTH_set_TIS_mode(PTInstVar pvar, char FAR * prompt, int len) |
| 859 |
{ |
| 860 |
if (pvar->auth_state.cur_cred.method == SSH_AUTH_TIS) { |
| 861 |
pvar->auth_state.mode = TIS_AUTH_MODE; |
| 862 |
|
| 863 |
destroy_malloced_string(&pvar->auth_state.TIS_prompt); |
| 864 |
pvar->auth_state.TIS_prompt = malloc(len + 1); |
| 865 |
memcpy(pvar->auth_state.TIS_prompt, prompt, len); |
| 866 |
pvar->auth_state.TIS_prompt[len] = 0; |
| 867 |
} else { |
| 868 |
AUTH_set_generic_mode(pvar); |
| 869 |
} |
| 870 |
} |
| 871 |
|
| 872 |
void AUTH_do_default_cred_dialog(PTInstVar pvar) |
| 873 |
{ |
| 874 |
HWND cur_active = GetActiveWindow(); |
| 875 |
|
| 876 |
if (DialogBoxParam(hInst, MAKEINTRESOURCE(IDD_SSHAUTHSETUP), |
| 877 |
cur_active != |
| 878 |
NULL ? cur_active : pvar->NotificationWindow, |
| 879 |
default_auth_dlg_proc, (LPARAM) pvar) == -1) { |
| 880 |
notify_nonfatal_error(pvar, |
| 881 |
"Unable to display authentication setup dialog box."); |
| 882 |
} |
| 883 |
} |
| 884 |
|
| 885 |
void AUTH_destroy_cur_cred(PTInstVar pvar) |
| 886 |
{ |
| 887 |
destroy_malloced_string(&pvar->auth_state.cur_cred.password); |
| 888 |
destroy_malloced_string(&pvar->auth_state.cur_cred.rhosts_client_user); |
| 889 |
if (pvar->auth_state.cur_cred.key_pair != NULL) { |
| 890 |
CRYPT_free_key_pair(pvar->auth_state.cur_cred.key_pair); |
| 891 |
pvar->auth_state.cur_cred.key_pair = NULL; |
| 892 |
} |
| 893 |
} |
| 894 |
|
| 895 |
static char FAR *get_auth_method_name(SSHAuthMethod auth) |
| 896 |
{ |
| 897 |
switch (auth) { |
| 898 |
case SSH_AUTH_PASSWORD: |
| 899 |
return "password"; |
| 900 |
case SSH_AUTH_RSA: |
| 901 |
return "RSA"; |
| 902 |
case SSH_AUTH_RHOSTS: |
| 903 |
return "rhosts"; |
| 904 |
case SSH_AUTH_RHOSTS_RSA: |
| 905 |
return "rhosts with RSA"; |
| 906 |
case SSH_AUTH_TIS: |
| 907 |
return "challenge/response (TIS)"; |
| 908 |
default: |
| 909 |
return "unknown method"; |
| 910 |
} |
| 911 |
} |
| 912 |
|
| 913 |
void AUTH_get_auth_info(PTInstVar pvar, char FAR * dest, int len) |
| 914 |
{ |
| 915 |
if (pvar->auth_state.user == NULL) { |
| 916 |
strncpy(dest, "None", len); |
| 917 |
} else if (pvar->auth_state.cur_cred.method != SSH_AUTH_NONE) { |
| 918 |
if (SSHv1(pvar)) { |
| 919 |
_snprintf(dest, len, "User '%s', using %s", pvar->auth_state.user, |
| 920 |
get_auth_method_name(pvar->auth_state.cur_cred.method)); |
| 921 |
|
| 922 |
} else { // SSH2:�F�����\�b�h������ (2004.12.23 yutaka) |
| 923 |
if (pvar->auth_state.cur_cred.method == SSH_AUTH_PASSWORD) { |
| 924 |
_snprintf(dest, len, "User '%s', using %s", pvar->auth_state.user, |
| 925 |
get_auth_method_name(pvar->auth_state.cur_cred.method)); |
| 926 |
} else { |
| 927 |
char *method = "unknown"; |
| 928 |
if (pvar->auth_state.cur_cred.key_pair->RSA_key != NULL) { |
| 929 |
method = "RSA"; |
| 930 |
} else if (pvar->auth_state.cur_cred.key_pair->DSA_key != NULL) { |
| 931 |
method = "DSA"; |
| 932 |
} |
| 933 |
_snprintf(dest, len, "User '%s', using %s", pvar->auth_state.user, method); |
| 934 |
} |
| 935 |
|
| 936 |
} |
| 937 |
|
| 938 |
} else { |
| 939 |
_snprintf(dest, len, "User '%s', using %s", pvar->auth_state.user, |
| 940 |
get_auth_method_name(pvar->auth_state.failed_method)); |
| 941 |
} |
| 942 |
|
| 943 |
dest[len - 1] = 0; |
| 944 |
} |
| 945 |
|
| 946 |
void AUTH_notify_disconnecting(PTInstVar pvar) |
| 947 |
{ |
| 948 |
if (pvar->auth_state.auth_dialog != NULL) { |
| 949 |
PostMessage(pvar->auth_state.auth_dialog, WM_COMMAND, IDCANCEL, 0); |
| 950 |
/* the main window might not go away if it's not enabled. (see vtwin.cpp) */ |
| 951 |
EnableWindow(pvar->NotificationWindow, TRUE); |
| 952 |
} |
| 953 |
} |
| 954 |
|
| 955 |
void AUTH_end(PTInstVar pvar) |
| 956 |
{ |
| 957 |
destroy_malloced_string(&pvar->auth_state.user); |
| 958 |
destroy_malloced_string(&pvar->auth_state.TIS_prompt); |
| 959 |
|
| 960 |
AUTH_destroy_cur_cred(pvar); |
| 961 |
} |
| 962 |
|
| 963 |
/* |
| 964 |
* $Log: not supported by cvs2svn $ |
| 965 |
* Revision 1.3 2004/12/16 13:01:09 yutakakn |
| 966 |
* SSH�������O�C�����A�v���P�[�V�����G���[�������������C�������B |
| 967 |
* |
| 968 |
* Revision 1.2 2004/12/01 15:37:49 yutakakn |
| 969 |
* SSH2�������O�C���@�\�������B |
| 970 |
* �����A�p�X���[�h�F�������������B |
| 971 |
* �E�R�}���h���C�� |
| 972 |
* /ssh /auth=�F�����\�b�h /user=���[�U�� /passwd=�p�X���[�h |
| 973 |
* |
| 974 |
*/ |
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