===================================================================
RCS file: /cvs/palm/Palm-Keyring/lib/Palm/Keyring.pm,v
retrieving revision 1.56
retrieving revision 1.62
diff -u -r1.56 -r1.62
--- palm/Palm-Keyring/lib/Palm/Keyring.pm	2008/09/18 07:04:55	1.56
+++ palm/Palm-Keyring/lib/Palm/Keyring.pm	2008/09/19 07:01:00	1.62
@@ -1,5 +1,5 @@
 package Palm::Keyring;
-# $RedRiver: Keyring.pm,v 1.55 2008/09/17 14:47:47 andrew Exp $
+# $RedRiver: Keyring.pm,v 1.61 2008/09/19 05:55:35 andrew Exp $
 ########################################################################
 # Keyring.pm *** Perl class for Keyring for Palm OS databases.
 #
@@ -292,9 +292,6 @@
     my $self = shift;
     my $rec  = shift;
 
-    # XXX This probably shouldn't croak, just make something up
-    croak "No encrypted content to pack" if !defined $rec->{encrypted};
-
     if ($self->{version} == 4) {
         if ($rec->{encrypted}) {
             my $name = $rec->{plaintext}->{0}->{data} || $EMPTY;
@@ -302,8 +299,8 @@
         }
 
     } elsif ($self->{version} == 5) {
-        # XXX This probably shouldn't croak, just make something up
-        croak "No ivec" if !$rec->{ivec};
+        croak 'No encrypted data in record' if !defined $rec->{encrypted};
+        croak 'No ivec!' if !$rec->{ivec};
 
         my $field;
         if ($rec->{plaintext}->{0}) {
@@ -327,6 +324,8 @@
     delete $rec->{plaintext};
     delete $rec->{encrypted};
 
+    croak 'No data in record to pack' if !$rec->{data};
+
     return $self->SUPER::PackRecord($rec, @_);
 }
 
@@ -353,7 +352,7 @@
         # Nothing extra for version 4
 
     } elsif ($self->{version} == 5) {
-        _parse_appinfo_v5($appinfo) || return;
+        _parse_appinfo_v5($appinfo);
 
     } else {
         croak "Unsupported Version $self->{version}";
@@ -366,10 +365,7 @@
 {
     my $appinfo = shift;
 
-    if (! exists $appinfo->{other}) {
-        # XXX Corrupt appinfo?
-        return;
-    }
+    croak 'Corrupt appinfo? no {other}' if ! $appinfo->{other};
 
     my $unpackstr
         = ("C1" x 8)  # 8 uint8s in an array for the salt
@@ -438,23 +434,25 @@
     my $self = shift;
     my $rec  = shift;
     my $pass = shift || $self->{password};
+
+    if ( !$rec ) {
+        croak('Needed parameter [record] not passed!');
+    }
+
     my $data = shift || $rec->{plaintext};
     my $ivec = shift;
 
+
     if ( ! $pass && ! $self->{appinfo}->{key}) {
-        croak("password not set!\n");
+        croak('password not set!');
     }
 
-    if ( ! $rec) {
-        croak("Needed parameter 'record' not passed!\n");
-    }
-
     if ( ! $data) {
-        croak("Needed 'plaintext' not passed!\n");
+        croak('Needed parameter [plaintext] not passed!');
     }
 
     if ( $pass && ! $self->Password($pass)) {
-        croak("Incorrect Password!\n");
+        croak('Incorrect Password!');
     }
 
     my $acct;
@@ -482,35 +480,26 @@
         $encrypted = _encrypt_v4($datav4, $acctv4, $self->{digest});
 
     } elsif ($self->{version} == 5) {
-        ($encrypted, $ivec) = _encrypt_v5(
+        ($encrypted, $rec->{ivec}) = _encrypt_v5(
             $data, $acct,
             $self->{appinfo}->{key}, 
             $self->{appinfo}->{cipher},
             $ivec,
         );
-        if (defined $ivec) {
-            $rec->{ivec} = $ivec;
-        }
 
     } else {
-        croak "Unsupported Version $self->{version}";
+        croak "Unsupported version $self->{version}";
     }
 
     $rec->{plaintext}->{0} = $data->{0};
 
-    if ($encrypted) { 
-        if ($encrypted eq '1') {
-            return 1;
-        }
-
+    if ($encrypted ne '1') {
         $rec->{attributes}{Dirty} = 1;
         $rec->{attributes}{dirty} = 1;
         $rec->{encrypted} = $encrypted;
-
-        return 1;
-    } else {
-        return;
     }
+
+    return 1;
 }
 
 sub _encrypt_v4 
@@ -593,7 +582,9 @@
     my $c = crypts($cipher) or croak('Unknown cipher ' . $cipher);
 
     if (! defined $ivec) { 
-        $ivec = pack("C*",map {rand(256)} 1..$c->{blocksize});
+        while (! $ivec) {
+            $ivec = pack("C*",map {rand(256)} 1..$c->{blocksize});
+        }
     }
 
     my $changed = 0;
@@ -623,7 +614,7 @@
         }
     }
 
-    return 1, 0 if $changed == 0;
+    return (1, $ivec) if $changed == 0;
 
     if ($need_newdate) {
         my ($day, $month, $year) = (localtime)[3,4,5];