trunk/Src/wptKeygenDlg.cpp

/* wptKeygenDlg.cpp - Key Generation dialog
 *      Copyright (C) 2000-2005 Timo Schulz
 *
 * This file is part of WinPT.
 *
 * WinPT is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * WinPT is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with WinPT; if not, write to the Free Software Foundation, 
 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <windows.h>
#include <windows.h>

#include "resource.h"
#include "wptTypes.h"
#include "wptNLS.h"
#include "wptGPG.h"
#include "wptCommonCtl.h"
#include "wptContext.h" /* for passphrase_s */
#include "wptDlgs.h"
#include "wptW32API.h"
#include "wptVersion.h"
#include "wptErrors.h"
#include "wptUTF8.h"

/* All valid key generation combination. */
enum gpg_keytype_t {
    GPG_KEYGEN_NONE    = 0,
    GPG_KEYGEN_DSA_ELG = 1,
    GPG_KEYGEN_DSA_RSA = 2,
    GPG_KEYGEN_DSA_SIG = 3,
    GPG_KEYGEN_RSA_SIG = 4,    
    GPG_KEYGEN_RSA     = 5,
    GPG_KEYGEN_RSA_RSA = 6 /*PGP*/
};


static const char key_params[] =
        "<GnupgKeyParms format=\"internal\">\n"
        "Key-Type: %s\n"
        "Key-Usage: sign\n"
        "Key-Length: %d\n"
        "Subkey-Type: %s\n"
        "Subkey-Length: %d\n"
        "Name-Real: %s\n"       
        "Name-Email: %s\n"
        "Expire-Date: %s\n"
        "Passphrase: %s\n"
        "</GnupgKeyParms>\n";

static const char key_params_with_comment[] = 
        "<GnupgKeyParms format=\"internal\">\n"
        "Key-Type: %s\n"
        "Key-Usage: sign\n"
        "Key-Length: %d\n"
        "Subkey-Type: %s\n"
        "Subkey-Length: %d\n"
        "Name-Real: %s\n"
        "Name-Comment: %s\n"
        "Name-Email: %s\n"
        "Expire-Date: %s\n"
        "Passphrase: %s\n"
        "</GnupgKeyParms>\n";

static const char key_params_one[] = 
        "<GnupgKeyParms format=\"internal\">\n"
        "Key-Type: %s\n"
        "Key-Length: %d\n"
        "Key-Usage: %s\n"       
        "Name-Real: %s\n"       
        "Name-Email: %s\n"
        "Expire-Date: %s\n"
        "Passphrase: %s\n"
        "</GnupgKeyParms>\n";

static const char key_params_one_with_comment[] = 
        "<GnupgKeyParms format=\"internal\">\n"
        "Key-Type: %s\n"
        "Key-Length: %d\n"
        "Key-Usage: %s\n"       
        "Name-Real: %s\n"       
        "Name-Email: %s\n"
        "Name-Comment: %s\n"
        "Expire-Date: %s\n"
        "Passphrase: %s\n"
        "</GnupgKeyParms>\n";


/* Generate the GPG specific genkey params with the given information.
   @keytype: See valid combinations.
   @bits: Length in bits.
   @user: user-ID name
   @comment: comment for the user-ID.
   @email: email address.
   @expdata: date of expiration or NULL.
   @passphrase: the actual passphrase.
   Return value: the gen. params. */
static char*
gpg_genkey_params (int keytype, int bits, 
                   const char *user, const char *comment, const char *email,
                   const char *expdate, const char *passphrase)
{
    char *p = NULL;
    int addsize = strlen ("sign encrypt");
    int size = 0;
    
    if (keytype == GPG_KEYGEN_NONE)
        return NULL;
    
    if( comment && *comment ) {
        size = strlen (key_params_with_comment) 
            + 16 
            + strlen( user )
            + addsize
            + strlen( comment )
            + strlen( email )
            +  strlen( passphrase ) + 32;
    }
    else {
        size = strlen( key_params ) 
            + 16 
            + strlen( user ) 
            + strlen( email ) 
            + strlen( passphrase ) 
            + addsize 
            + 32;
    }
    if( expdate )
        size += strlen( expdate );
    p = (char *)malloc( size+1 );
    if( !p )
        return NULL;
    if( comment && *comment ) {
        switch( keytype ) {
        case GPG_KEYGEN_DSA_ELG:
            sprintf (p, key_params_with_comment,
                     "DSA", 1024, "ELG-E", bits, user, comment, email,
                     expdate ? expdate : "0", passphrase);
            break;
            
        case GPG_KEYGEN_DSA_RSA:
            sprintf( p, key_params_with_comment, 
                     "DSA", 1024, "RSA", bits, user, comment, email,
                     expdate ? expdate : "0", passphrase );
            break;
            
        case GPG_KEYGEN_DSA_SIG:
            sprintf( p, key_params_one_with_comment, 
                     "DSA", 1024, "sign",
                     user, comment, email,
                     expdate ? expdate : "0", passphrase );
            break;
            
        case GPG_KEYGEN_RSA_SIG:
            sprintf( p, key_params_one_with_comment, 
                     "RSA", bits, "sign",
                     user, comment, email,
                     expdate ? expdate : "0", passphrase );
            break;
            
        case GPG_KEYGEN_RSA:
            sprintf( p, key_params_one_with_comment, 
                    "RSA", bits, "sign encrypt",
                    user, comment, email,
                    expdate ? expdate : "0", passphrase );
            break;

        case GPG_KEYGEN_RSA_RSA:
            sprintf( p, key_params_with_comment,
                     "RSA", bits, "RSA", bits, user, comment, email,
                     expdate? expdate : "0", passphrase );
            break;
            
        default:
            if (p)
                free (p);
            p = NULL;
            break;
        }
    }
    else {
        switch ( keytype ) {
        case GPG_KEYGEN_DSA_ELG:
            sprintf( p, key_params,
                    "DSA", 1024, "ELG-E", bits, user, email,
                    expdate ? expdate : "0", passphrase );
            break;
            
        case GPG_KEYGEN_DSA_RSA:
            sprintf( p, key_params,
                    "DSA", 1024, "RSA", bits, user, email,
                    expdate ? expdate : "0", passphrase );
            break;
            
        case GPG_KEYGEN_DSA_SIG:
            sprintf( p, key_params_one, 
                    "DSA", 1024, "sign",
                    user, email,
                    expdate ? expdate : "0", passphrase );
            break;
            
        case GPG_KEYGEN_RSA_SIG:
            sprintf( p, key_params_one, 
                    "RSA", bits, "sign",
                    user, email,
                    expdate ? expdate : "0", passphrase );
            break;
            
        case GPG_KEYGEN_RSA:
            sprintf( p, key_params_one, 
                    "RSA", bits, "sign encrypt",
                    user, email,
                    expdate ? expdate : "0", passphrase );
            break;

        case GPG_KEYGEN_RSA_RSA:
            sprintf( p, key_params,
                     "RSA", bits, "RSA", bits, user, email,
                     expdate? expdate : "0", passphrase );
            break;
            
        default:
            if (p)
                free (p);
            p = NULL;
            break;
        }
    }
    return p;
}


/* Generate a key with the given params @params. @prog_cb is a user defined
   progress callback which is called during the generation.
   @fpr will store the fingerprint of the generated key.
   Return value: 0 on success. */
gpgme_error_t
gpg_genkey (const char *params, gpgme_progress_cb_t prog_cb, char **fpr)
{
    gpgme_error_t err = 0;
    gpgme_ctx_t ctx;
    gpgme_genkey_result_t res;
    
    err = gpgme_new(&ctx);
    if (err)
        return err;
    if (prog_cb)
        gpgme_set_progress_cb (ctx, prog_cb, NULL);
    err = gpgme_op_genkey (ctx, params, NULL, NULL);
    if (!err) {
        res = gpgme_op_genkey_result (ctx);
        *fpr = res->fpr? strdup (res->fpr) : NULL;
    }
    gpgme_release (ctx);
    return err;
}


/* Clear all dialog fields. */
static void 
clear_dlg_fields (HWND dlg)
{
    SetDlgItemText (dlg, IDC_KEYGEN_SUBKEYBITS, "");
    SetDlgItemText (dlg, IDC_KEYGEN_NAME, "");
    SetDlgItemText (dlg, IDC_KEYGEN_EMAIL, "");
    SetDlgItemText (dlg, IDC_KEYGEN_COMMENT, "");
    SetDlgItemText (dlg, IDC_KEYGEN_EXPDATE, "");
    SetDlgItemText (dlg, IDC_KEYGEN_PASSPHRASE, "");
    SetDlgItemText (dlg, IDC_KEYGEN_PWDCHECK, "");
}


/* Ask the user if a keyring backup is wanted and if so,
   backup both keyrings to the selected folder. @dlg is
   the handle of the parent window.*/
static void
backup_keyrings (HWND dlg)
{
    int id;
    char *path = NULL, *keyring = NULL;
    const char * name;
    
    path = get_gnupg_path ();
    if (!path)
        BUG (dlg);
    id = msg_box (dlg, 
                 _("It is STRONGLY recommend that you backup your keyrings because they both "
                   "contain VERY important data.\nRemember that your hard disk can crash or the "
                   "files can be deleted by accident; so it is a good\nidea to store them on "
                   "a different mass stoarge like a floppy or CDR!\n\n"
                   "Backup your keyrings now?"),
                 _("WARNING - Important hint" ), MB_YESNO);
    if (id == IDYES) {
        name = get_filename_dlg( dlg, 1, _("Destination for Public Keyring"), NULL, "pubring.gpg" );
        if( name ) {
            keyring = make_filename( path, "pubring", "gpg" );
            if( !CopyFile( keyring, name, FALSE ) )
                log_box( _("Key Generation"), MB_ERR, 
                         _("Could not copy %s -> %s"), keyring, name );     
            free_if_alloc( keyring );
        }
        name = get_filename_dlg( dlg, 1, _("Destination for Secret Keyring"), NULL, "secring.gpg" );
        if( name ) {
            keyring = make_filename( path, "secring", "gpg" );
            if( !CopyFile( keyring, name, FALSE ) )
                log_box( _("Key Generation"), MB_ERR,
                         _("Could not copy %s -> %s"), keyring, name );
            free_if_alloc( keyring );
        }
    }
    free_if_alloc( path );
}


/* Fill in all valid GPG algorithms. */
static void
fill_keytype_box (HWND dlg)
{
    HWND cb = GetDlgItem (dlg, IDC_KEYGEN_KEYTYPE );

#define addstr( cb, str ) \
    SendMessage( (cb), CB_ADDSTRING, 0, (LPARAM)(LPCTSTR)(str) )
    addstr( cb, _("DSA and ELG (default)") );
    addstr( cb, _("DSA and RSA") );
    addstr( cb, _("DSA sign only") );
    addstr( cb, _("RSA sign only") );
    addstr( cb, _("RSA sign and encrypt") );
    addstr( cb, _("RSA and RSA (PGP)") );
    SendMessage( cb, CB_SETCURSEL, 0, 0 );
#undef addstr
}


/* Check that the given date lies not in the past.
   Return value: 1 on success. */
int
keygen_check_date (SYSTEMTIME *st)
{       
    SYSTEMTIME t;
        
    GetSystemTime (&t);
    if (st->wYear > t.wYear || st->wMonth > t.wMonth)
        return 1;
    else if (st->wYear < t.wYear || st->wMonth < t.wMonth || st->wDay < t.wDay)
        return 0;       
    return 1;
}


/* Dialog box procedure for key generation. */
BOOL CALLBACK
keygen_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static genkey_s *ctx;
    SYSTEMTIME st;
    gpgme_error_t err;
    char name[128] = {0}, email[128] = {0}, comment[128] = {0};
    char pwd[128], pwd2[128];
    char t[64], *expire = NULL, *fpr=NULL;
    int bits, use_comment, keytype = 0;    
    char * p;   
    
    switch ( msg ) {
    case WM_INITDIALOG:
        if (lparam != NULL)
            ctx = (genkey_s *)lparam;
        SetWindowText( dlg, _("Key Generation") );
        SetDlgItemText( dlg, IDC_KEYGEN_INFO, 
                        _("NOTE: Key generation can be a lengthy process! Please wait until "
                          "you get the message that key generation was finished.") );
        SetDlgItemText( dlg, IDC_KEYGEN_SUBKEYINF, _("Subkey size in &bits"));
        SetDlgItemText( dlg, IDC_KEYGEN_NAMEINF, _("&Real name") );
        SetDlgItemText( dlg, IDC_KEYGEN_COMMINF, _("&Comment (optional)") );
        SetDlgItemText( dlg, IDC_KEYGEN_EMAILINF, _("Email &address") );
        SetDlgItemText( dlg, IDC_KEYGEN_EXPINF, _("&Expire date"));
        SetDlgItemText( dlg, IDC_KEYGEN_PWDINF, _("&Passphrase") );
        SetDlgItemText( dlg, IDC_KEYGEN_REPWDINF, _("&Repeat passphrase") );
        SetDlgItemText( dlg, IDC_KEYGEN_KEYTYPEINF, _("Key &type") );
        SetDlgItemText (dlg, IDC_KEYGEN_EXPNEVER, _("&Never"));
        SetDlgItemText (dlg, IDC_KEYGEN_HIDEPWD, _("&Hide Typing"));

        SetDlgItemInt (dlg, IDC_KEYGEN_SUBKEYBITS, 2048, FALSE);
        CheckDlgButton (dlg, IDC_KEYGEN_HIDEPWD, BST_CHECKED);
        CheckDlgButton (dlg, IDC_KEYGEN_EXPNEVER, BST_CHECKED);
        EnableWindow (GetDlgItem (dlg, IDC_KEYGEN_EXPDATE), FALSE);
        fill_keytype_box (dlg);
        center_window (dlg, NULL);
        SetForegroundWindow (dlg);
        return TRUE;
        
    case WM_SYSCOMMAND:
        if (LOWORD (wparam) == SC_CLOSE) {
            SetDlgItemText (dlg, IDC_KEYGEN_PASSPHRASE, "");
            SetDlgItemText (dlg, IDC_KEYGEN_PWDCHECK, "");
            EndDialog (dlg, TRUE);
        }
        return FALSE;
        
    case WM_COMMAND:
        if (HIWORD (wparam) == BN_CLICKED &&
            LOWORD (wparam) == IDC_KEYGEN_EXPNEVER) {
            int never = IsDlgButtonChecked (dlg, IDC_KEYGEN_EXPNEVER);
            EnableWindow (GetDlgItem (dlg, IDC_KEYGEN_EXPDATE), !never);
        }
        if (HIWORD (wparam) == BN_CLICKED 
            && LOWORD (wparam) == IDC_KEYGEN_HIDEPWD) {
            HWND hwnd_a = GetDlgItem (dlg, IDC_KEYGEN_PASSPHRASE);
            HWND hwnd_b = GetDlgItem (dlg, IDC_KEYGEN_PWDCHECK);
            int hide = IsDlgButtonChecked (dlg, IDC_KEYGEN_HIDEPWD);
            SendMessage (hwnd_a, EM_SETPASSWORDCHAR, hide? '*' : 0, 0);
            SetFocus (hwnd_a);
            SendMessage (hwnd_b, EM_SETPASSWORDCHAR, hide? '*' : 0, 0);
            SetFocus (hwnd_b);
        }

        switch( LOWORD( wparam ) ) {
        case IDOK:
            bits = GetDlgItemInt (dlg, IDC_KEYGEN_SUBKEYBITS, NULL, FALSE);
            if (bits < 1024 || bits > 4096) {
                msg_box (dlg, _("Invalid value. Allowed values 1024-4096 bits."), 
                         _("Key Generation"), MB_ERR);
                return FALSE;
            }
            if (bits > DFAULT_KEYSIZE) {
                int id = msg_box (dlg, _("Do you really need such a large key?"), 
                                  _("Key Generation"), MB_YESNO);
                if (id == IDNO)
                    bits = DFAULT_KEYSIZE;
            }
            if( !GetDlgItemText( dlg, IDC_KEYGEN_NAME, name, sizeof name - 1 ) ) {
                msg_box( dlg, _("Please enter the name."), _("Key Generation"), MB_ERR );
                return FALSE;
            }
            if (strchr (name, '@')) {
                msg_box (dlg, _("Please do not enter the email address in the name field."),
                         _("Key Generation"), MB_INFO);
                return FALSE;
            }
            if( !GetDlgItemText(dlg, IDC_KEYGEN_EMAIL, email, sizeof email -1 )
                || !strchr( email, '@') ) {
                msg_box( dlg, _("Please enter a valid email address."), 
                         _("Key Generation"), MB_ERR );
                return FALSE;
            }
            use_comment = GetDlgItemText( dlg, IDC_KEYGEN_COMMENT, comment, sizeof comment -1 );
            if( use_comment > 0 && strchr( comment, '@' ) ) {
                msg_box( dlg, _("Please do NOT enter the email address in the comment field."),
                         _("Key Generation"), MB_INFO );
                return FALSE;
            }
            keytype = SendDlgItemMessage (dlg, IDC_KEYGEN_KEYTYPE, CB_GETCURSEL, 0, 0) + 1;
            if (IsDlgButtonChecked (dlg, IDC_KEYGEN_EXPNEVER))
                expire = NULL;
            else {
                DateTime_GetSystemtime (GetDlgItem (dlg, IDC_KEYGEN_EXPDATE), &st);
                _snprintf (t, DIM (t)-1, "%04d-%02d-%02d", st.wYear, st.wMonth, st.wDay);
                expire = t;
            }
            
            if( !GetDlgItemText( dlg, IDC_KEYGEN_PASSPHRASE, pwd, sizeof pwd -1 ) ) {
                msg_box( dlg, _("Please enter the passphrase."), 
                         _("Key Generation"), MB_ERR );
                return FALSE;
            }
            else if (check_passwd_quality (pwd, 0)) {
                int id = msg_box( dlg, _("Your passphrase should be at least 8 characters"
                                         " long\nand should contain non-alphabetic characters."
                                         "\n\nStill proceed?"),
                                    _("Key Generation"), MB_ICONWARNING|MB_YESNO );
                if( id == IDNO ) {
                    SetDlgItemText( dlg, IDC_KEYGEN_PASSPHRASE, "" );
                    SetDlgItemText( dlg, IDC_KEYGEN_PWDCHECK, "" );
                    return FALSE;
                }
            }
            if( !GetDlgItemText( dlg, IDC_KEYGEN_PWDCHECK, pwd2, sizeof pwd2 -1 ) ) {
                msg_box( dlg, _("Please repeat the passphrase."), 
                         _("Key Generation"), MB_ERR );
                return FALSE;
            }
            if( strcmp( pwd, pwd2 ) ) {
                msg_box( dlg,  _("Passphrases are NOT identical!" ), 
                         _("Key Generation"), MB_ERR );
                wipememory (pwd, sizeof (pwd));
                wipememory (pwd2, sizeof (pwd2));
                return FALSE;
            }
            if( is_8bit_string( pwd ) ) {
                msg_box( dlg, _("The passphrase contains 8-bit characters.\n"
                                "It is not suggested to use charset specific characters."),
                         _("Key Generation"), MB_ERR );
                wipememory (pwd, sizeof (pwd));
                wipememory (pwd2, sizeof (pwd2));
                SetDlgItemText( dlg, IDC_KEYGEN_PASSPHRASE, "" );
                SetDlgItemText( dlg, IDC_KEYGEN_PWDCHECK, "" );
                return FALSE;
            }
                                 
            if( !use_comment && !strlen( comment ) ) {
                char *utf8_name;
                utf8_name = wincp_to_utf8 (name, strlen (name));
                if( !utf8_name )
                    BUG( dlg );
                p = gpg_genkey_params( keytype, bits, utf8_name, NULL, email, expire, pwd );
                free( utf8_name );
            }
            else {
                char *utf8_name, *utf8_comment;
                utf8_name = wincp_to_utf8 (name, strlen (name));
                utf8_comment = wincp_to_utf8 (comment, strlen (comment));               
                if( !utf8_name || !utf8_comment )
                    BUG( dlg );
                p = gpg_genkey_params( keytype, bits, utf8_name, utf8_comment, email, expire, pwd );
                free( utf8_name );
                free( utf8_comment );
            }
            keygen_cb_dlg_create( );
            err = gpg_genkey (p, keygen_cb, &fpr);
            wipememory (pwd, sizeof (pwd));     
            wipememory (pwd2, sizeof (pwd2));
            if( p ) {
                wipememory (p, strlen (p));  /* burn the passphrase! */
                free (p);
            }
            keygen_cb_dlg_destroy ();
            keygen_cb (NULL, NULL, 0, 0, 0); /* flush */
            if( err ) {
                if (fpr)
                    free (fpr);
                msg_box (dlg, gpgme_strerror( err ), _("Key Generation"), MB_ERR);
                return FALSE;
            }
            status_box( dlg, _("Key Generation completed"), _("GnuPG Status") );
            
            keycache_update (0, fpr);
            keycache_update (1, fpr);
            if (ctx->first_start == 0 && ctx != NULL)
                get_pubkey (fpr, &ctx->newkey);
            if (fpr)
                free (fpr);

            clear_dlg_fields (dlg);
            backup_keyrings (dlg);
            EndDialog (dlg, TRUE);
            return TRUE;
            
        case IDCANCEL:
            SetDlgItemText (dlg, IDC_KEYGEN_PASSPHRASE, "");
            SetDlgItemText (dlg, IDC_KEYGEN_PWDCHECK, "");
            EndDialog (dlg, FALSE);
            return FALSE;
        }
        break;
    }
    
    return FALSE;
}


BOOL CALLBACK
keygen_wizard_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static genkey_s *ctx;
    static int pubkey_algo = GPG_KEYGEN_DSA_ELG;
    gpgme_error_t err;
    char name[128], email[128];
    char * utf8_name, * p, *fpr=NULL;
    char * pass = NULL;
    int cancel = 0;
    

    switch( msg ) {
    case WM_INITDIALOG:
        ctx = (genkey_s *)lparam;
        if (!ctx || (ctx && ctx->interactive == 0))
            EnableWindow (GetDlgItem (dlg, IDC_KEYWIZARD_EXPERT), FALSE);
        SetDlgItemText (dlg, IDC_KEYWIZARD_USERSA, _("&Prefer RSA keys"));
        SetDlgItemText (dlg, IDC_KEYWIZARD_NAMEINF, _("Real name:"));
        SetDlgItemText (dlg, IDC_KEYWIZARD_EMAILINF, _("Email address:"));
        SetDlgItemText (dlg, IDC_KEYWIZARD_TITLEINF, _("Name and E-Mail Assignment"));
        SetDlgItemText (dlg, IDC_KEYWIZARD_TEXT1INF, _("Every key pair must have a name associated with it. The name and\nemail address let your correspondents that your public key they are\nusing belongs to us."));
        SetDlgItemText (dlg, IDC_KEYWIZARD_TEXT2INF, _("By accosiating an email address with your key pair, you will enable WinPT to assist your correspondents in selecting the correct public\nkey when communicating with you."));
        SetWindowText (dlg, _("Key Generation Wizard"));
        SetForegroundWindow (dlg);
        center_window (dlg, NULL);
        break;

    case WM_SYSCOMMAND:
        if( LOWORD( wparam ) == SC_CLOSE )
            EndDialog( dlg, FALSE );

    case WM_COMMAND:
        switch( LOWORD( wparam ) ) {
        case IDC_KEYWIZARD_EXPERT:
            DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_KEYGEN, dlg,
                            keygen_dlg_proc, NULL);
            EndDialog (dlg, TRUE);
            break;

        case IDOK:
            if( !GetDlgItemText( dlg, IDC_KEYWIZARD_NAME, name, sizeof name-1 ) ) {
                msg_box( dlg, _("Please enter the name."), 
                         _("Key Generation Wizard"), MB_ERR );
                return FALSE;
            }
            if (strchr (name, '@')) {
                msg_box (dlg, _("Please do not enter the email address in the name field."),
                         _("Key Generation Wizard"), MB_WARN);
                return FALSE;
            }
            if( !GetDlgItemText( dlg, IDC_KEYWIZARD_EMAIL, email, sizeof email-1 )
                || !strchr( email, '@' ) ) { 
                msg_box( dlg, _("Please enter a valid email address."), 
                         _("Key Generation Wizard"), MB_ERR );
                return FALSE;
            }
            if (strchr (email, '<') || strchr (email, '>')) {
                msg_box (dlg, _("Please do not add '<' or '>' to the email address."),
                         _("Key Generation Wizard"), MB_WARN);
                return FALSE;
            }
            pass = request_passphrase2 (_("Key Generation"), PASSDLG_STRICT, &cancel);
            if (cancel)
                return FALSE;
            utf8_name = wincp_to_utf8 (name, strlen (name));
            if( !utf8_name )
                BUG( NULL );
            if (IsDlgButtonChecked (dlg, IDC_KEYWIZARD_USERSA))
                pubkey_algo = GPG_KEYGEN_DSA_RSA;
            p = gpg_genkey_params (pubkey_algo, DFAULT_KEYSIZE, utf8_name, 
                                     NULL, email, NULL, pass);
            free( utf8_name );
            keygen_cb_dlg_create();
            err = gpg_genkey (p, keygen_cb, &fpr);
            keygen_cb_dlg_destroy();
            keygen_cb( NULL, NULL, 0, 0, 0 );
            if( p ) {
                memset( p, 0, strlen( p ) );
                free( p );
            }
            sfree_if_alloc (pass);
            if( err ) {
                msg_box( dlg, gpgme_strerror( err ), _("Key Generation Wizard"), MB_ERR );
                if (fpr)
                    free (fpr);
                return FALSE;
            }
            status_box( dlg, _("Key Generation completed"), _("GnuPG Status") );
            
            keycache_update (0, fpr);
            keycache_update (1, fpr);
            if (ctx->first_start == 0 && ctx != NULL)
                get_pubkey (fpr, &ctx->newkey);
            if (fpr)
                free (fpr);
            backup_keyrings (dlg);
            EndDialog (dlg, TRUE);
            break;

        case IDCANCEL:
            EndDialog( dlg, FALSE );
            break;
        }
        break;
    }
    return FALSE;
}
1	werner	36	/* wptKeygenDlg.cpp - Key Generation dialog
2			* Copyright (C) 2000-2005 Timo Schulz
3			*
4			* This file is part of WinPT.
5			*
6			* WinPT is free software; you can redistribute it and/or modify
7			* it under the terms of the GNU General Public License as published by
8			* the Free Software Foundation; either version 2 of the License, or
9			* (at your option) any later version.
10			*
11			* WinPT is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			* GNU General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with WinPT; if not, write to the Free Software Foundation,
18			* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
19			*/
20			#ifdef HAVE_CONFIG_H
21			#include <config.h>
22			#endif
23
24			#include <windows.h>
25			#include <windows.h>
26
27	werner	47	#include "resource.h"
28	werner	36	#include "wptTypes.h"
29			#include "wptNLS.h"
30			#include "wptGPG.h"
31			#include "wptCommonCtl.h"
32			#include "wptContext.h" /* for passphrase_s */
33			#include "wptDlgs.h"
34			#include "wptW32API.h"
35			#include "wptVersion.h"
36			#include "wptErrors.h"
37			#include "wptUTF8.h"
38
39			/* All valid key generation combination. */
40			enum gpg_keytype_t {
41			GPG_KEYGEN_NONE = 0,
42			GPG_KEYGEN_DSA_ELG = 1,
43			GPG_KEYGEN_DSA_RSA = 2,
44			GPG_KEYGEN_DSA_SIG = 3,
45			GPG_KEYGEN_RSA_SIG = 4,
46			GPG_KEYGEN_RSA = 5,
47			GPG_KEYGEN_RSA_RSA = 6 /PGP/
48			};
49
50
51			static const char key_params[] =
52			"<GnupgKeyParms format=\"internal\">\n"
53			"Key-Type: %s\n"
54			"Key-Usage: sign\n"
55			"Key-Length: %d\n"
56			"Subkey-Type: %s\n"
57			"Subkey-Length: %d\n"
58			"Name-Real: %s\n"
59			"Name-Email: %s\n"
60			"Expire-Date: %s\n"
61			"Passphrase: %s\n"
62			"</GnupgKeyParms>\n";
63
64			static const char key_params_with_comment[] =
65			"<GnupgKeyParms format=\"internal\">\n"
66			"Key-Type: %s\n"
67			"Key-Usage: sign\n"
68			"Key-Length: %d\n"
69			"Subkey-Type: %s\n"
70			"Subkey-Length: %d\n"
71			"Name-Real: %s\n"
72			"Name-Comment: %s\n"
73			"Name-Email: %s\n"
74			"Expire-Date: %s\n"
75			"Passphrase: %s\n"
76			"</GnupgKeyParms>\n";
77
78			static const char key_params_one[] =
79			"<GnupgKeyParms format=\"internal\">\n"
80			"Key-Type: %s\n"
81			"Key-Length: %d\n"
82			"Key-Usage: %s\n"
83			"Name-Real: %s\n"
84			"Name-Email: %s\n"
85			"Expire-Date: %s\n"
86			"Passphrase: %s\n"
87			"</GnupgKeyParms>\n";
88
89			static const char key_params_one_with_comment[] =
90			"<GnupgKeyParms format=\"internal\">\n"
91			"Key-Type: %s\n"
92			"Key-Length: %d\n"
93			"Key-Usage: %s\n"
94			"Name-Real: %s\n"
95			"Name-Email: %s\n"
96			"Name-Comment: %s\n"
97			"Expire-Date: %s\n"
98			"Passphrase: %s\n"
99			"</GnupgKeyParms>\n";
100
101
102			/* Generate the GPG specific genkey params with the given information.
103			@keytype: See valid combinations.
104			@bits: Length in bits.
105			@user: user-ID name
106			@comment: comment for the user-ID.
107			@email: email address.
108			@expdata: date of expiration or NULL.
109			@passphrase: the actual passphrase.
110			Return value: the gen. params. */
111			static char*
112			gpg_genkey_params (int keytype, int bits,
113			const char user, const char comment, const char *email,
114			const char expdate, const char passphrase)
115			{
116			char *p = NULL;
117			int addsize = strlen ("sign encrypt");
118			int size = 0;
119
120			if (keytype == GPG_KEYGEN_NONE)
121			return NULL;
122
123			if( comment && *comment ) {
124			size = strlen (key_params_with_comment)
125			+ 16
126			+ strlen( user )
127			+ addsize
128			+ strlen( comment )
129			+ strlen( email )
130			+ strlen( passphrase ) + 32;
131			}
132			else {
133			size = strlen( key_params )
134			+ 16
135			+ strlen( user )
136			+ strlen( email )
137			+ strlen( passphrase )
138			+ addsize
139			+ 32;
140			}
141			if( expdate )
142			size += strlen( expdate );
143			p = (char *)malloc( size+1 );
144			if( !p )
145			return NULL;
146			if( comment && *comment ) {
147			switch( keytype ) {
148			case GPG_KEYGEN_DSA_ELG:
149			sprintf (p, key_params_with_comment,
150			"DSA", 1024, "ELG-E", bits, user, comment, email,
151			expdate ? expdate : "0", passphrase);
152			break;
153
154			case GPG_KEYGEN_DSA_RSA:
155			sprintf( p, key_params_with_comment,
156			"DSA", 1024, "RSA", bits, user, comment, email,
157			expdate ? expdate : "0", passphrase );
158			break;
159
160			case GPG_KEYGEN_DSA_SIG:
161			sprintf( p, key_params_one_with_comment,
162			"DSA", 1024, "sign",
163			user, comment, email,
164			expdate ? expdate : "0", passphrase );
165			break;
166
167			case GPG_KEYGEN_RSA_SIG:
168			sprintf( p, key_params_one_with_comment,
169			"RSA", bits, "sign",
170			user, comment, email,
171			expdate ? expdate : "0", passphrase );
172			break;
173
174			case GPG_KEYGEN_RSA:
175			sprintf( p, key_params_one_with_comment,
176			"RSA", bits, "sign encrypt",
177			user, comment, email,
178			expdate ? expdate : "0", passphrase );
179			break;
180
181			case GPG_KEYGEN_RSA_RSA:
182			sprintf( p, key_params_with_comment,
183			"RSA", bits, "RSA", bits, user, comment, email,
184			expdate? expdate : "0", passphrase );
185			break;
186
187			default:
188			if (p)
189			free (p);
190			p = NULL;
191			break;
192			}
193			}
194			else {
195			switch ( keytype ) {
196			case GPG_KEYGEN_DSA_ELG:
197			sprintf( p, key_params,
198			"DSA", 1024, "ELG-E", bits, user, email,
199			expdate ? expdate : "0", passphrase );
200			break;
201
202			case GPG_KEYGEN_DSA_RSA:
203			sprintf( p, key_params,
204			"DSA", 1024, "RSA", bits, user, email,
205			expdate ? expdate : "0", passphrase );
206			break;
207
208			case GPG_KEYGEN_DSA_SIG:
209			sprintf( p, key_params_one,
210			"DSA", 1024, "sign",
211			user, email,
212			expdate ? expdate : "0", passphrase );
213			break;
214
215			case GPG_KEYGEN_RSA_SIG:
216			sprintf( p, key_params_one,
217			"RSA", bits, "sign",
218			user, email,
219			expdate ? expdate : "0", passphrase );
220			break;
221
222			case GPG_KEYGEN_RSA:
223			sprintf( p, key_params_one,
224			"RSA", bits, "sign encrypt",
225			user, email,
226			expdate ? expdate : "0", passphrase );
227			break;
228
229			case GPG_KEYGEN_RSA_RSA:
230			sprintf( p, key_params,
231			"RSA", bits, "RSA", bits, user, email,
232			expdate? expdate : "0", passphrase );
233			break;
234
235			default:
236			if (p)
237			free (p);
238			p = NULL;
239			break;
240			}
241			}
242			return p;
243	twoaday	32	}
244	werner	36
245
246			/* Generate a key with the given params @params. @prog_cb is a user defined
247			progress callback which is called during the generation.
248			@fpr will store the fingerprint of the generated key.
249			Return value: 0 on success. */
250			gpgme_error_t
251			gpg_genkey (const char params, gpgme_progress_cb_t prog_cb, char *fpr)
252			{
253			gpgme_error_t err = 0;
254			gpgme_ctx_t ctx;
255			gpgme_genkey_result_t res;
256
257			err = gpgme_new(&ctx);
258			if (err)
259			return err;
260			if (prog_cb)
261			gpgme_set_progress_cb (ctx, prog_cb, NULL);
262			err = gpgme_op_genkey (ctx, params, NULL, NULL);
263			if (!err) {
264			res = gpgme_op_genkey_result (ctx);
265			*fpr = res->fpr? strdup (res->fpr) : NULL;
266			}
267			gpgme_release (ctx);
268			return err;
269			}
270
271
272
273			/* Clear all dialog fields. */
274			static void
275			clear_dlg_fields (HWND dlg)
276			{
277			SetDlgItemText (dlg, IDC_KEYGEN_SUBKEYBITS, "");
278			SetDlgItemText (dlg, IDC_KEYGEN_NAME, "");
279			SetDlgItemText (dlg, IDC_KEYGEN_EMAIL, "");
280			SetDlgItemText (dlg, IDC_KEYGEN_COMMENT, "");
281			SetDlgItemText (dlg, IDC_KEYGEN_EXPDATE, "");
282			SetDlgItemText (dlg, IDC_KEYGEN_PASSPHRASE, "");
283			SetDlgItemText (dlg, IDC_KEYGEN_PWDCHECK, "");
284			}
285
286
287			/* Ask the user if a keyring backup is wanted and if so,
288			backup both keyrings to the selected folder. @dlg is
289			the handle of the parent window.*/
290			static void
291			backup_keyrings (HWND dlg)
292			{
293			int id;
294			char path = NULL, keyring = NULL;
295			const char * name;
296
297			path = get_gnupg_path ();
298			if (!path)
299			BUG (dlg);
300			id = msg_box (dlg,
301			_("It is STRONGLY recommend that you backup your keyrings because they both "
302			"contain VERY important data.\nRemember that your hard disk can crash or the "
303			"files can be deleted by accident; so it is a good\nidea to store them on "
304			"a different mass stoarge like a floppy or CDR!\n\n"
305			"Backup your keyrings now?"),
306			_("WARNING - Important hint" ), MB_YESNO);
307			if (id == IDYES) {
308			name = get_filename_dlg( dlg, 1, _("Destination for Public Keyring"), NULL, "pubring.gpg" );
309			if( name ) {
310			keyring = make_filename( path, "pubring", "gpg" );
311			if( !CopyFile( keyring, name, FALSE ) )
312			log_box( _("Key Generation"), MB_ERR,
313			_("Could not copy %s -> %s"), keyring, name );
314			free_if_alloc( keyring );
315			}
316			name = get_filename_dlg( dlg, 1, _("Destination for Secret Keyring"), NULL, "secring.gpg" );
317			if( name ) {
318			keyring = make_filename( path, "secring", "gpg" );
319			if( !CopyFile( keyring, name, FALSE ) )
320			log_box( _("Key Generation"), MB_ERR,
321			_("Could not copy %s -> %s"), keyring, name );
322			free_if_alloc( keyring );
323			}
324			}
325			free_if_alloc( path );
326			}
327
328
329			/* Fill in all valid GPG algorithms. */
330			static void
331			fill_keytype_box (HWND dlg)
332			{
333			HWND cb = GetDlgItem (dlg, IDC_KEYGEN_KEYTYPE );
334
335			#define addstr( cb, str ) \
336			SendMessage( (cb), CB_ADDSTRING, 0, (LPARAM)(LPCTSTR)(str) )
337			addstr( cb, _("DSA and ELG (default)") );
338			addstr( cb, _("DSA and RSA") );
339			addstr( cb, _("DSA sign only") );
340			addstr( cb, _("RSA sign only") );
341			addstr( cb, _("RSA sign and encrypt") );
342			addstr( cb, _("RSA and RSA (PGP)") );
343			SendMessage( cb, CB_SETCURSEL, 0, 0 );
344			#undef addstr
345			}
346
347
348			/* Check that the given date lies not in the past.
349			Return value: 1 on success. */
350			int
351			keygen_check_date (SYSTEMTIME *st)
352			{
353			SYSTEMTIME t;
354
355			GetSystemTime (&t);
356			if (st->wYear > t.wYear \|\| st->wMonth > t.wMonth)
357			return 1;
358			else if (st->wYear < t.wYear \|\| st->wMonth < t.wMonth \|\| st->wDay < t.wDay)
359			return 0;
360			return 1;
361			}
362
363
364			/* Dialog box procedure for key generation. */
365			BOOL CALLBACK
366			keygen_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
367			{
368			static genkey_s *ctx;
369			SYSTEMTIME st;
370			gpgme_error_t err;
371			char name[128] = {0}, email[128] = {0}, comment[128] = {0};
372			char pwd[128], pwd2[128];
373			char t[64], expire = NULL, fpr=NULL;
374			int bits, use_comment, keytype = 0;
375			char * p;
376
377			switch ( msg ) {
378			case WM_INITDIALOG:
379			if (lparam != NULL)
380			ctx = (genkey_s *)lparam;
381			SetWindowText( dlg, _("Key Generation") );
382			SetDlgItemText( dlg, IDC_KEYGEN_INFO,
383			_("NOTE: Key generation can be a lengthy process! Please wait until "
384			"you get the message that key generation was finished.") );
385			SetDlgItemText( dlg, IDC_KEYGEN_SUBKEYINF, _("Subkey size in &bits"));
386			SetDlgItemText( dlg, IDC_KEYGEN_NAMEINF, _("&Real name") );
387			SetDlgItemText( dlg, IDC_KEYGEN_COMMINF, _("&Comment (optional)") );
388			SetDlgItemText( dlg, IDC_KEYGEN_EMAILINF, _("Email &address") );
389			SetDlgItemText( dlg, IDC_KEYGEN_EXPINF, _("&Expire date"));
390			SetDlgItemText( dlg, IDC_KEYGEN_PWDINF, _("&Passphrase") );
391			SetDlgItemText( dlg, IDC_KEYGEN_REPWDINF, _("&Repeat passphrase") );
392			SetDlgItemText( dlg, IDC_KEYGEN_KEYTYPEINF, _("Key &type") );
393			SetDlgItemText (dlg, IDC_KEYGEN_EXPNEVER, _("&Never"));
394			SetDlgItemText (dlg, IDC_KEYGEN_HIDEPWD, _("&Hide Typing"));
395
396			SetDlgItemInt (dlg, IDC_KEYGEN_SUBKEYBITS, 2048, FALSE);
397			CheckDlgButton (dlg, IDC_KEYGEN_HIDEPWD, BST_CHECKED);
398			CheckDlgButton (dlg, IDC_KEYGEN_EXPNEVER, BST_CHECKED);
399			EnableWindow (GetDlgItem (dlg, IDC_KEYGEN_EXPDATE), FALSE);
400			fill_keytype_box (dlg);
401			center_window (dlg, NULL);
402			SetForegroundWindow (dlg);
403			return TRUE;
404
405			case WM_SYSCOMMAND:
406			if (LOWORD (wparam) == SC_CLOSE) {
407			SetDlgItemText (dlg, IDC_KEYGEN_PASSPHRASE, "");
408			SetDlgItemText (dlg, IDC_KEYGEN_PWDCHECK, "");
409			EndDialog (dlg, TRUE);
410			}
411			return FALSE;
412
413			case WM_COMMAND:
414			if (HIWORD (wparam) == BN_CLICKED &&
415			LOWORD (wparam) == IDC_KEYGEN_EXPNEVER) {
416			int never = IsDlgButtonChecked (dlg, IDC_KEYGEN_EXPNEVER);
417			EnableWindow (GetDlgItem (dlg, IDC_KEYGEN_EXPDATE), !never);
418			}
419			if (HIWORD (wparam) == BN_CLICKED
420			&& LOWORD (wparam) == IDC_KEYGEN_HIDEPWD) {
421			HWND hwnd_a = GetDlgItem (dlg, IDC_KEYGEN_PASSPHRASE);
422			HWND hwnd_b = GetDlgItem (dlg, IDC_KEYGEN_PWDCHECK);
423			int hide = IsDlgButtonChecked (dlg, IDC_KEYGEN_HIDEPWD);
424			SendMessage (hwnd_a, EM_SETPASSWORDCHAR, hide? '*' : 0, 0);
425			SetFocus (hwnd_a);
426			SendMessage (hwnd_b, EM_SETPASSWORDCHAR, hide? '*' : 0, 0);
427			SetFocus (hwnd_b);
428			}
429
430			switch( LOWORD( wparam ) ) {
431			case IDOK:
432			bits = GetDlgItemInt (dlg, IDC_KEYGEN_SUBKEYBITS, NULL, FALSE);
433			if (bits < 1024 \|\| bits > 4096) {
434			msg_box (dlg, _("Invalid value. Allowed values 1024-4096 bits."),
435			_("Key Generation"), MB_ERR);
436			return FALSE;
437			}
438			if (bits > DFAULT_KEYSIZE) {
439			int id = msg_box (dlg, _("Do you really need such a large key?"),
440			_("Key Generation"), MB_YESNO);
441			if (id == IDNO)
442			bits = DFAULT_KEYSIZE;
443			}
444			if( !GetDlgItemText( dlg, IDC_KEYGEN_NAME, name, sizeof name - 1 ) ) {
445			msg_box( dlg, _("Please enter the name."), _("Key Generation"), MB_ERR );
446			return FALSE;
447			}
448			if (strchr (name, '@')) {
449			msg_box (dlg, _("Please do not enter the email address in the name field."),
450			_("Key Generation"), MB_INFO);
451			return FALSE;
452			}
453			if( !GetDlgItemText(dlg, IDC_KEYGEN_EMAIL, email, sizeof email -1 )
454			\|\| !strchr( email, '@') ) {
455			msg_box( dlg, _("Please enter a valid email address."),
456			_("Key Generation"), MB_ERR );
457			return FALSE;
458			}
459			use_comment = GetDlgItemText( dlg, IDC_KEYGEN_COMMENT, comment, sizeof comment -1 );
460			if( use_comment > 0 && strchr( comment, '@' ) ) {
461			msg_box( dlg, _("Please do NOT enter the email address in the comment field."),
462			_("Key Generation"), MB_INFO );
463			return FALSE;
464			}
465			keytype = SendDlgItemMessage (dlg, IDC_KEYGEN_KEYTYPE, CB_GETCURSEL, 0, 0) + 1;
466			if (IsDlgButtonChecked (dlg, IDC_KEYGEN_EXPNEVER))
467			expire = NULL;
468			else {
469			DateTime_GetSystemtime (GetDlgItem (dlg, IDC_KEYGEN_EXPDATE), &st);
470			_snprintf (t, DIM (t)-1, "%04d-%02d-%02d", st.wYear, st.wMonth, st.wDay);
471			expire = t;
472			}
473
474			if( !GetDlgItemText( dlg, IDC_KEYGEN_PASSPHRASE, pwd, sizeof pwd -1 ) ) {
475			msg_box( dlg, _("Please enter the passphrase."),
476			_("Key Generation"), MB_ERR );
477			return FALSE;
478			}
479			else if (check_passwd_quality (pwd, 0)) {
480			int id = msg_box( dlg, _("Your passphrase should be at least 8 characters"
481			" long\nand should contain non-alphabetic characters."
482			"\n\nStill proceed?"),
483			_("Key Generation"), MB_ICONWARNING\|MB_YESNO );
484			if( id == IDNO ) {
485			SetDlgItemText( dlg, IDC_KEYGEN_PASSPHRASE, "" );
486			SetDlgItemText( dlg, IDC_KEYGEN_PWDCHECK, "" );
487			return FALSE;
488			}
489			}
490			if( !GetDlgItemText( dlg, IDC_KEYGEN_PWDCHECK, pwd2, sizeof pwd2 -1 ) ) {
491			msg_box( dlg, _("Please repeat the passphrase."),
492			_("Key Generation"), MB_ERR );
493			return FALSE;
494			}
495			if( strcmp( pwd, pwd2 ) ) {
496			msg_box( dlg, _("Passphrases are NOT identical!" ),
497			_("Key Generation"), MB_ERR );
498			wipememory (pwd, sizeof (pwd));
499			wipememory (pwd2, sizeof (pwd2));
500			return FALSE;
501			}
502			if( is_8bit_string( pwd ) ) {
503			msg_box( dlg, _("The passphrase contains 8-bit characters.\n"
504			"It is not suggested to use charset specific characters."),
505			_("Key Generation"), MB_ERR );
506			wipememory (pwd, sizeof (pwd));
507			wipememory (pwd2, sizeof (pwd2));
508			SetDlgItemText( dlg, IDC_KEYGEN_PASSPHRASE, "" );
509			SetDlgItemText( dlg, IDC_KEYGEN_PWDCHECK, "" );
510			return FALSE;
511			}
512
513			if( !use_comment && !strlen( comment ) ) {
514			char *utf8_name;
515			utf8_name = wincp_to_utf8 (name, strlen (name));
516			if( !utf8_name )
517			BUG( dlg );
518			p = gpg_genkey_params( keytype, bits, utf8_name, NULL, email, expire, pwd );
519			free( utf8_name );
520			}
521			else {
522			char utf8_name, utf8_comment;
523			utf8_name = wincp_to_utf8 (name, strlen (name));
524			utf8_comment = wincp_to_utf8 (comment, strlen (comment));
525			if( !utf8_name \|\| !utf8_comment )
526			BUG( dlg );
527			p = gpg_genkey_params( keytype, bits, utf8_name, utf8_comment, email, expire, pwd );
528			free( utf8_name );
529			free( utf8_comment );
530			}
531			keygen_cb_dlg_create( );
532			err = gpg_genkey (p, keygen_cb, &fpr);
533			wipememory (pwd, sizeof (pwd));
534			wipememory (pwd2, sizeof (pwd2));
535			if( p ) {
536			wipememory (p, strlen (p)); /* burn the passphrase! */
537			free (p);
538			}
539			keygen_cb_dlg_destroy ();
540			keygen_cb (NULL, NULL, 0, 0, 0); /* flush */
541			if( err ) {
542			if (fpr)
543			free (fpr);
544			msg_box (dlg, gpgme_strerror( err ), _("Key Generation"), MB_ERR);
545			return FALSE;
546			}
547			status_box( dlg, _("Key Generation completed"), _("GnuPG Status") );
548
549			keycache_update (0, fpr);
550			keycache_update (1, fpr);
551			if (ctx->first_start == 0 && ctx != NULL)
552			get_pubkey (fpr, &ctx->newkey);
553			if (fpr)
554			free (fpr);
555
556			clear_dlg_fields (dlg);
557			backup_keyrings (dlg);
558			EndDialog (dlg, TRUE);
559			return TRUE;
560
561			case IDCANCEL:
562			SetDlgItemText (dlg, IDC_KEYGEN_PASSPHRASE, "");
563			SetDlgItemText (dlg, IDC_KEYGEN_PWDCHECK, "");
564			EndDialog (dlg, FALSE);
565			return FALSE;
566			}
567			break;
568			}
569
570			return FALSE;
571			}
572
573
574			BOOL CALLBACK
575			keygen_wizard_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
576			{
577			static genkey_s *ctx;
578			static int pubkey_algo = GPG_KEYGEN_DSA_ELG;
579			gpgme_error_t err;
580			char name[128], email[128];
581			char * utf8_name, * p, *fpr=NULL;
582			char * pass = NULL;
583			int cancel = 0;
584
585
586			switch( msg ) {
587			case WM_INITDIALOG:
588			ctx = (genkey_s *)lparam;
589			if (!ctx \|\| (ctx && ctx->interactive == 0))
590			EnableWindow (GetDlgItem (dlg, IDC_KEYWIZARD_EXPERT), FALSE);
591			SetDlgItemText (dlg, IDC_KEYWIZARD_USERSA, _("&Prefer RSA keys"));
592			SetDlgItemText (dlg, IDC_KEYWIZARD_NAMEINF, _("Real name:"));
593			SetDlgItemText (dlg, IDC_KEYWIZARD_EMAILINF, _("Email address:"));
594			SetDlgItemText (dlg, IDC_KEYWIZARD_TITLEINF, _("Name and E-Mail Assignment"));
595			SetDlgItemText (dlg, IDC_KEYWIZARD_TEXT1INF, _("Every key pair must have a name associated with it. The name and\nemail address let your correspondents that your public key they are\nusing belongs to us."));
596			SetDlgItemText (dlg, IDC_KEYWIZARD_TEXT2INF, _("By accosiating an email address with your key pair, you will enable WinPT to assist your correspondents in selecting the correct public\nkey when communicating with you."));
597			SetWindowText (dlg, _("Key Generation Wizard"));
598			SetForegroundWindow (dlg);
599			center_window (dlg, NULL);
600			break;
601
602			case WM_SYSCOMMAND:
603			if( LOWORD( wparam ) == SC_CLOSE )
604			EndDialog( dlg, FALSE );
605
606			case WM_COMMAND:
607			switch( LOWORD( wparam ) ) {
608			case IDC_KEYWIZARD_EXPERT:
609			DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_KEYGEN, dlg,
610			keygen_dlg_proc, NULL);
611			EndDialog (dlg, TRUE);
612			break;
613
614			case IDOK:
615			if( !GetDlgItemText( dlg, IDC_KEYWIZARD_NAME, name, sizeof name-1 ) ) {
616			msg_box( dlg, _("Please enter the name."),
617			_("Key Generation Wizard"), MB_ERR );
618			return FALSE;
619			}
620			if (strchr (name, '@')) {
621			msg_box (dlg, _("Please do not enter the email address in the name field."),
622			_("Key Generation Wizard"), MB_WARN);
623			return FALSE;
624			}
625			if( !GetDlgItemText( dlg, IDC_KEYWIZARD_EMAIL, email, sizeof email-1 )
626			\|\| !strchr( email, '@' ) ) {
627			msg_box( dlg, _("Please enter a valid email address."),
628			_("Key Generation Wizard"), MB_ERR );
629			return FALSE;
630			}
631			if (strchr (email, '<') \|\| strchr (email, '>')) {
632			msg_box (dlg, _("Please do not add '<' or '>' to the email address."),
633			_("Key Generation Wizard"), MB_WARN);
634			return FALSE;
635			}
636			pass = request_passphrase2 (_("Key Generation"), PASSDLG_STRICT, &cancel);
637			if (cancel)
638			return FALSE;
639			utf8_name = wincp_to_utf8 (name, strlen (name));
640			if( !utf8_name )
641			BUG( NULL );
642			if (IsDlgButtonChecked (dlg, IDC_KEYWIZARD_USERSA))
643			pubkey_algo = GPG_KEYGEN_DSA_RSA;
644			p = gpg_genkey_params (pubkey_algo, DFAULT_KEYSIZE, utf8_name,
645			NULL, email, NULL, pass);
646			free( utf8_name );
647			keygen_cb_dlg_create();
648			err = gpg_genkey (p, keygen_cb, &fpr);
649			keygen_cb_dlg_destroy();
650			keygen_cb( NULL, NULL, 0, 0, 0 );
651			if( p ) {
652			memset( p, 0, strlen( p ) );
653			free( p );
654			}
655			sfree_if_alloc (pass);
656			if( err ) {
657			msg_box( dlg, gpgme_strerror( err ), _("Key Generation Wizard"), MB_ERR );
658			if (fpr)
659			free (fpr);
660			return FALSE;
661			}
662			status_box( dlg, _("Key Generation completed"), _("GnuPG Status") );
663
664			keycache_update (0, fpr);
665			keycache_update (1, fpr);
666			if (ctx->first_start == 0 && ctx != NULL)
667			get_pubkey (fpr, &ctx->newkey);
668			if (fpr)
669			free (fpr);
670			backup_keyrings (dlg);
671			EndDialog (dlg, TRUE);
672			break;
673
674			case IDCANCEL:
675			EndDialog( dlg, FALSE );
676			break;
677			}
678			break;
679			}
680			return FALSE;
681			}