Index: demo/smime.howto/sign.py
===================================================================
--- demo/smime.howto/sign.py	(revision 739)
+++ demo/smime.howto/sign.py	(working copy)
@@ -18,7 +18,7 @@
 # Instantiate an SMIME object; set it up; sign the buffer.
 s = SMIME.SMIME()
 s.load_key('signer_key.pem', 'signer.pem')
-p7 = s.sign(buf)
+p7 = s.sign(buf, SMIME.PKCS7_DETACHED)
 
 # Recreate buf.
 buf = makebuf('a sign of our times')
Index: demo/smime.howto/verify.py
===================================================================
--- demo/smime.howto/verify.py	(revision 739)
+++ demo/smime.howto/verify.py	(working copy)
@@ -23,7 +23,7 @@
 
 # Load the data, verify it.
 p7, data = SMIME.smime_load_pkcs7('sign.p7')
-v = s.verify(p7)
+v = s.verify(p7, data)
 print v
 print data
 print data.read()
Index: demo/smime.howto/sendsmime.py
===================================================================
--- demo/smime.howto/sendsmime.py	(revision 739)
+++ demo/smime.howto/sendsmime.py	(working copy)
@@ -16,7 +16,10 @@
     s = SMIME.SMIME()
     if sign:
         s.load_key(from_key, from_cert)
-        p7 = s.sign(msg_bio, flags=SMIME.PKCS7_TEXT)
+        if encrypt:
+            p7 = s.sign(msg_bio, flags=SMIME.PKCS7_TEXT)
+        else:
+            p7 = s.sign(msg_bio, flags=SMIME.PKCS7_TEXT|SMIME.PKCS7_DETACHED)
         msg_bio = BIO.MemoryBuffer(msg) # Recreate coz sign() has consumed it.
 
     if encrypt:
Index: demo/smime/test.py
===================================================================
--- demo/smime/test.py	(revision 739)
+++ demo/smime/test.py	(working copy)
@@ -28,7 +28,7 @@
     buf = makebuf()
     s = SMIME.SMIME()
     s.load_key('client.pem')
-    p7 = s.sign(buf)
+    p7 = s.sign(buf, SMIME.PKCS7_DETACHED)
     out = BIO.openfile('clear.p7', 'w')
     out.write('To: ngps@post1.com\n')
     out.write('From: ngps@post1.com\n')
@@ -58,7 +58,7 @@
     st.load_info('ca.pem')
     s.set_x509_store(st)
     p7, data = SMIME.smime_load_pkcs7('clear.p7')
-    v = s.verify(p7)
+    v = s.verify(p7, data)
     if v:
         print 'ok'
     else:
@@ -105,9 +105,10 @@
     s.load_key('client.pem')
 
     # Sign.
-    p7 = s.sign(buf)
+    p7 = s.sign(buf, SMIME.PKCS7_DETACHED)
 
     # Output the stuff.
+    buf = makebuf() # Recreate buf, because sign() has consumed it.
     bio = BIO.MemoryBuffer()
     s.write(bio, p7, buf)
     
@@ -124,7 +125,7 @@
 
     # Verify.
     p7, buf = SMIME.smime_load_pkcs7_bio(bio)
-    v = s.verify(p7, flags=SMIME.PKCS7_DETACHED)
+    v = s.verify(p7, buf, flags=SMIME.PKCS7_DETACHED)
     
     if v:
         print 'ok'
Index: demo/smime/sendsmime.py
===================================================================
--- demo/smime/sendsmime.py	(revision 739)
+++ demo/smime/sendsmime.py	(working copy)
@@ -16,7 +16,10 @@
     s = SMIME.SMIME()
     if sign:
         s.load_key(from_key, from_cert)
-        p7 = s.sign(msg_bio, flags=SMIME.PKCS7_TEXT)
+        if encrypt:
+            p7 = s.sign(msg_bio, flags=SMIME.PKCS7_TEXT)
+        else:
+            p7 = s.sign(msg_bio, flags=SMIME.PKCS7_TEXT|SMIME.PKCS7_DETACHED)
         msg_bio = BIO.MemoryBuffer(msg) # Recreate coz sign() has consumed it.
 
     if encrypt:
Index: contrib/smimeplus.py
===================================================================
--- contrib/smimeplus.py	(revision 739)
+++ contrib/smimeplus.py	(working copy)
@@ -64,7 +64,7 @@
         _sender.load_key_bio(self.__pack(self.key), self.__pack(self.cert),
                 callback=self.__passcallback)
 
-        _signed = _sender.sign(self.__pack(msg))
+        _signed = _sender.sign(self.__pack(msg), M2Crypto.SMIME.PKCS7_DETACHED)
 
         _out = self.__pack(None)
         _sender.write(_out, _signed, self.__pack(msg))
@@ -93,7 +93,7 @@
         # Load signed message, verify it, and return result
         _p7, _data = M2Crypto.SMIME.smime_load_pkcs7_bio(self.__pack(smsg))
         try:
-            return _sender.verify(_p7, flags=M2Crypto.SMIME.PKCS7_SIGNED)
+            return _sender.verify(_p7, _data, flags=M2Crypto.SMIME.PKCS7_SIGNED)
         except M2Crypto.SMIME.SMIME_Error, _msg:
             return None
 
Index: doc/howto.smime.html
===================================================================
--- doc/howto.smime.html	(revision 739)
+++ doc/howto.smime.html	(working copy)
@@ -646,7 +646,7 @@
     # Instantiate an SMIME object; set it up; sign the buffer.
     s = SMIME.SMIME()
     s.load_key('signer_key.pem', 'signer.pem')
-    p7 = s.sign(buf)
+    p7 = s.sign(buf, SMIME.PKCS7_DETACHED)
     </PRE
 ><P
 ><TT
@@ -780,7 +780,7 @@
     
     # Load the data, verify it.
     p7, data = SMIME.smime_load_pkcs7('sign.p7')
-    v = s.verify(p7)
+    v = s.verify(p7, data)
     print v
     print data
     print data.read()
@@ -991,7 +991,7 @@
     tmp = BIO.MemoryBuffer()
     
     # Write the signed message into the temporary buffer.
-    s.write(tmp, p7, buf)
+    s.write(tmp, p7)
     
     # Encrypt the temporary buffer.
     p7 = s.encrypt(tmp)
@@ -1158,7 +1158,10 @@
         s = SMIME.SMIME()
         if sign:
             s.load_key(from_key, from_cert)
-            p7 = s.sign(msg_bio, flags=SMIME.PKCS7_TEXT)
+            if encrypt:
+                p7 = s.sign(msg_bio, flags=SMIME.PKCS7_TEXT)
+            else:
+                p7 = s.sign(msg_bio, flags=SMIME.PKCS7_TEXT|SMIME.PKCS7_DETACHED)
             msg_bio = BIO.MemoryBuffer(msg) # Recreate coz sign() has consumed it.
     
         if encrypt: