From 1e888e0e8af1182445e1bb086ec7d6bc3d103517 Mon Sep 17 00:00:00 2001
From: elie <elie>
Date: Fri, 6 Apr 2012 21:04:47 +0000
Subject: initial revision

---
 tools/crmfdump.py | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 tools/crmfdump.py

diff --git a/tools/crmfdump.py b/tools/crmfdump.py
new file mode 100644
index 0000000..b23edf4
--- /dev/null
+++ b/tools/crmfdump.py
@@ -0,0 +1,24 @@
+# Read ASN.1/PEM X.509 CRMF request on stdin, parse into
+# plain text, then build substrate from it
+from pyasn1.codec.der import decoder, encoder
+from pyasn1_modules import rfc2511, pem
+import sys
+
+if len(sys.argv) != 1:
+    print("""Usage:
+$ cat crmf.pem | %s""" % (sys.argv[0],))
+    sys.exit(-1)
+    
+certReq = rfc2511.CertReqMessages()
+
+substrate = pem.readBase64FromFile(sys.stdin)
+if not substrate:
+    sys.exit(0)
+        
+cr, rest = decoder.decode(substrate, asn1Spec=certReq)
+
+print(cr.prettyPrint())
+
+assert encoder.encode(cr, defMode=False) == substrate or \
+       encoder.encode(cr, defMode=True) == substrate, \
+       'crmf recode fails'
-- 
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