-rw-r--r-- | core/opie-login/passworddialogimpl.cpp | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/core/opie-login/passworddialogimpl.cpp b/core/opie-login/passworddialogimpl.cpp index aeb7516..951c4e1 100644 --- a/core/opie-login/passworddialogimpl.cpp +++ b/core/opie-login/passworddialogimpl.cpp @@ -66,167 +66,166 @@ static char *crypt_make_salt() { static unsigned long x; static char result[3]; ::time(&now); x += now + getpid() + clock(); result[0] = i64c(((x >> 18) ^ (x >> 6)) & 077); result[1] = i64c(((x >> 12) ^ x) & 077); result[2] = '\0'; return result; } /* * Modal dialog to force root password. It is quite hard as it only leave * when a password is set. * Also it prevalidates the password... */ PasswordDialogImpl::PasswordDialogImpl( QWidget* parent ) : PasswordDialog( parent, 0, true ), m_isSet( PasswordDialogImpl::needDialog() ) { } PasswordDialogImpl::~PasswordDialogImpl() { /* qt does the stuff for us */ } void PasswordDialogImpl::done(int res) { m_isSet = true; /* * The user hit 'Ok' see if we can safe the file * if not an error will be raised and m_isSet altered. * On cancel we will see if it is now ok... */ if ( res == Accepted ) writePassword(); else if(PasswordDialogImpl::needDialog() ) { switch( QMessageBox::warning(this,tr("Trying to leave without password set") , tr("<qt>No password was set. This could lead to you not beeing" "able to remotely connect to your machine." "Do you want to continue not setting a password?</qt>" ), QMessageBox::Ok, QMessageBox::Cancel ) ) { case QMessageBox::Cancel: m_isSet = false; break; case QMessageBox::Ok: default: break; } } if(m_isSet) PasswordDialog::done( res ); } /* * Lets see if we can write either shadow * */ /** * CRYPT the password and then tries to write it either to the shadow password * or to the plain /etc/passwd */ void PasswordDialogImpl::writePassword() { /* * Check if both texts are the same */ if ( m_pass->text() != m_confirm->text() ) return error( tr("Passwords don't match"), tr("<qt>The two passwords don't match. Please try again.</qt>") ); /* * Now crypt the password so we can write it later */ char* password = ::crypt( m_pass->text().latin1(), crypt_make_salt() ); if ( !password ) return error( tr("Password not legal" ), tr("<qt>The entered password is not a valid password." "Please try entering a valid password.</qt>" ) ); /* rewind and rewrite the password file */ ::setpwent(); FILE* file = ::fopen( "/etc/passwd.new", "w" ); struct passwd* pass; while ( (pass = ::getpwent()) != 0l ) { /* no shadow password support */ if ( pass->pw_uid == 0 ) pass->pw_passwd = password; ::putpwent( pass, file ); } ::fclose( file ); ::endpwent(); - ::unlink("/etc/passwd"); ::rename("/etc/passwd.new","/etc/passwd" ); /* should be done now */ #ifdef OPIE_LOGIN_SHADOW_PW #error "Can't write Shadow Passwords fixme" #endif } /** * Raise an error. Delete input and set the focus after showing * the error to the user */ void PasswordDialogImpl::error( const QString& caption, const QString& text ) { m_isSet = false; QMessageBox::critical(this,caption, text, QMessageBox::Ok, QMessageBox::NoButton ); m_pass->setText(""); m_pass->setFocus(); m_confirm->setText(""); } void PasswordDialogImpl::slotToggleEcho( bool b ) { m_pass-> setEchoMode( b ? QLineEdit::Normal : QLineEdit::Password ); m_confirm->setEchoMode( b ? QLineEdit::Normal : QLineEdit::Password ); } ///////////////////////// /// static functions /// /** * Ask whether or not we need to show the dialog. It returns true if * no root password is set so that the user will be able to set one. */ bool PasswordDialogImpl::needDialog() { /* * This can cope with no password and shadow passwords * Let us go through the user database until we find 'root' and then * see if it is 'shadow' and see if shadow is empty or see if the password is empty */ bool need = false; struct passwd *pwd; ::setpwent(); while((pwd = ::getpwent() ) ) { /* found root */ if( pwd->pw_uid == 0 ) { QString str = QString::fromLatin1(pwd->pw_passwd ); /* * If str is really empty it is passwordless anyway... * else it is shadow based */ if(str.isEmpty() ) need = true; else if ( str == '*' || str == 'x' ) #ifdef OPIE_LOGIN_SHADOW_PW need = QString::fromLatin1( ::getspnam( pwd->pw_name )->sp_pwdp ).isEmpty(); #else ; #endif break; } } ::endpwent(); return need; } |