From c866ab06942baf21404c25128c2858d639fd4092 Mon Sep 17 00:00:00 2001
From: Rob Austein <sra@hactrn.net>
Date: Sat, 11 Aug 2007 23:41:40 +0000
Subject: Doh, issubclass, not isinstance.

svn path=/pow/POW-0.7/lib/pkix.py; revision=866
---
 pow/POW-0.7/lib/pkix.py | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'pow/POW-0.7/lib/pkix.py')

diff --git a/pow/POW-0.7/lib/pkix.py b/pow/POW-0.7/lib/pkix.py
index ca13fe0c..1545b756 100755
--- a/pow/POW-0.7/lib/pkix.py
+++ b/pow/POW-0.7/lib/pkix.py
@@ -122,12 +122,12 @@ class CryptoDriver(object):
          
    def digest(self, oid):
       """Instantiate and initialize a driver digest object."""
-      assert isinstance(self.DigestDriver, CryptoDriverDigest)
+      assert issubclass(self.DigestDriver, CryptoDriverDigest)
       return self.DigestDriver(self.OID2driver[oid])
 
    def rsa(self, key, oid):
       """Instantiate and initialize a driver RSA object."""
-      assert isinstance(self.RSADriver, CryptoDriverRSA)
+      assert issubclass(self.RSADriver, CryptoDriverRSA)
       return self.RSADriver(key, self.OID2driver[oid])
 
 class POWCryptoDriverDigest(CryptoDriverDigest):
@@ -177,10 +177,10 @@ _cryptoDriver = None                    # Don't touch this directly
 def setCryptoDriver(driver):
    """Set crypto driver.
 
-   The driver should be a subtype of CryptoDriver.
+   The driver should be an instance of CryptoDriver.
    """
    assert isinstance(driver, CryptoDriver)
-   _cryptoDriver = driver()
+   _cryptoDriver = driver
 
 def getCryptoDriver():
    """Return the currently selected CryptoDriver instance.
@@ -188,7 +188,7 @@ def getCryptoDriver():
    If no driver has been selected, instantiate the default POW driver.
    """
    if _cryptoDriver is None:
-      setCryptoDriver(POWCryptoDriver)
+      setCryptoDriver(POWCryptoDriver())
    return _cryptoDriver
 
 #---------- crypto driver ----------#
-- 
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