[Cryptech-Commits] [sw/pkcs11] 03/04: Checkpoint of py11-test.py.

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sra at hactrn.net pushed a commit to branch ecdsa
in repository sw/pkcs11.

commit f12a5e82f66c0da735bcca8c5010f867a5067946
Author: Rob Austein <sra at hactrn.net>
Date:   Tue Sep 15 16:10:22 2015 -0400

    Checkpoint of py11-test.py.
---
 scripts/py11-test.py | 161 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 161 insertions(+)

diff --git a/scripts/py11-test.py b/scripts/py11-test.py
new file mode 100644
index 0000000..45d6713
--- /dev/null
+++ b/scripts/py11-test.py
@@ -0,0 +1,161 @@
+# Initial test script using py11.  About 2/3 testing PKCS #11, 1/3
+# doodles figuring out what else py11 should be automating for us.
+
+from py11 import *
+
+def show_token(i, t, strip = True):
+  print "Token in slot #%d:" % i
+  fw = max(len(fn) for fn, ft in t.__class__._fields_)
+  for fn, ft in t.__class__._fields_:
+    fv = getattr(t, fn)
+    fn = "%-*s :" % (fw, fn)
+    if isinstance(fv, CK_VERSION):
+      print " ", fn, "%d.%d" % (fv.major, fv.minor)
+    elif isinstance(fv, (int, long)):
+      print " ", fn, fv
+    else:
+      print " ", fn, repr(str(fv).rstrip(" ") if strip else str(fv))
+
+
+def genkeypair_templates(name = "foo", **kwargs):
+  label_id = ((CKA_LABEL, name), (CKA_ID, name))
+  return (
+    # Public template
+    label_id + tuple(kwargs.iteritems()) +
+    ((CKA_VERIFY,             True),
+     (CKA_ENCRYPT,            False),
+     (CKA_WRAP,               False),
+     (CKA_TOKEN,              False)),
+    # Private template
+    label_id +
+    ((CKA_SIGN,               True),
+     (CKA_DECRYPT,            False),
+     (CKA_UNWRAP,             False),
+     (CKA_SENSITIVE,          True),
+     (CKA_TOKEN,              False),
+     (CKA_PRIVATE,            True),
+     (CKA_EXTRACTABLE,        False)))
+
+
+def show_keys(session, key_class, *attributes):
+  p11.C_FindObjectsInit(session, {CKA_CLASS: key_class})
+  for o in p11.C_FindObjects(session):
+    a = p11.C_GetAttributeValue(session, o, attributes + (CKA_CLASS, CKA_KEY_TYPE, CKA_LABEL, CKA_ID, CKA_TOKEN,
+                                                          CKA_PRIVATE, CKA_LOCAL, CKA_KEY_GEN_MECHANISM))
+    w = max(len(p11.adb.attribute_name(k)) for k in a)
+    print "Object:", o
+    for k, v in a.iteritems():
+      print " %*s (0x%08x): %r" % (w, p11.adb.attribute_name(k), k, v)
+  p11.C_FindObjectsFinal(session)
+
+
+def build_ecpoint(x, y):
+  h = (max(x.bit_length(), y.bit_length()) + 15) / 16
+  d = chr(0x04) + ("%0*x%0*x" % (h, x, h, y)).decode("hex")
+  if len(d) < 128:
+    h = "%c%c" % (0x04, len(d))
+  else:
+    n = len(d).bit_length()
+    h = ("%c%c" % (0x04, (n + 7) / 8)) + ("%0*x" % ((n + 15) / 16, len(d))).decode("hex")
+  return h + d
+
+
+ec_curve_oid_p256 = "".join(chr(i) for i in (0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x03, 0x01, 0x07))
+ec_curve_oid_p384 = "".join(chr(i) for i in (0x06, 0x05, 0x2b, 0x81, 0x04, 0x00, 0x22))
+ec_curve_oid_p521 = "".join(chr(i) for i in (0x06, 0x05, 0x2b, 0x81, 0x04, 0x00, 0x23))
+
+
+p11 = PKCS11("./libpkcs11.so")
+
+p11.C_Initialize()
+
+slots = p11.C_GetSlotList()
+
+print
+print "Listing slots and tokens"
+for i in slots:
+  show_token(i, p11.C_GetTokenInfo(i))
+
+slot = slots[0]
+
+print
+print "Generating some random data"
+session = p11.C_OpenSession(slot)
+random  = p11.C_GenerateRandom(session, 33)
+print len(random), "".join("%02x" % ord(i) for i in random)
+
+print
+print "Logging in"
+p11.C_Login(session, CKU_USER, "fnord")
+
+if False:
+  print
+  print "Generating RSA keypair"
+  rsa_templates = genkeypair_templates("RSA", CKA_MODULUS_BITS = 1024)
+  rsa_keypair   = p11.C_GenerateKeyPair(session, CKM_RSA_PKCS_KEY_PAIR_GEN, rsa_templates[0], rsa_templates[1])
+  print rsa_keypair
+
+print
+print "Generating EC P256 keypair"
+ec_templates = genkeypair_templates("EC-P256", CKA_EC_PARAMS = ec_curve_oid_p256)
+ec_p256_keypair   = p11.C_GenerateKeyPair(session, CKM_EC_KEY_PAIR_GEN, ec_templates[0], ec_templates[1])
+print ec_p256_keypair
+                      
+print
+print "Generating EC P384 keypair"
+ec_templates = genkeypair_templates("EC-P384", CKA_EC_PARAMS = ec_curve_oid_p384)
+ec_p384_keypair   = p11.C_GenerateKeyPair(session, CKM_EC_KEY_PAIR_GEN, ec_templates[0], ec_templates[1])
+print ec_p384_keypair
+                      
+print
+print "Generating EC P521 keypair"
+ec_templates = genkeypair_templates("EC-P521", CKA_EC_PARAMS = ec_curve_oid_p521)
+ec_p521_keypair   = p11.C_GenerateKeyPair(session, CKM_EC_KEY_PAIR_GEN, ec_templates[0], ec_templates[1])
+print ec_p521_keypair
+                      
+print
+print "Listing keys"
+show_keys(session, CKO_PUBLIC_KEY,  CKA_VERIFY, CKA_ENCRYPT, CKA_WRAP)
+show_keys(session, CKO_PRIVATE_KEY, CKA_SIGN,   CKA_DECRYPT, CKA_UNWRAP)
+
+hamster = "Your mother was a hamster"
+
+print
+print "Testing P-256 signature"
+p11.C_SignInit(session, CKM_ECDSA_SHA256, ec_p256_keypair[1])
+sig_p256 = p11.C_Sign(session, hamster)
+print "Signature:", sig_p256.encode("hex")
+
+print
+print "Testing P256 verification"
+p11.C_VerifyInit(session, CKM_ECDSA_SHA256, ec_p256_keypair[0])
+p11.C_Verify(session, hamster, sig_p256)
+print "OK"                      # Verification failure throws an exception
+
+print
+print "Testing C_CreateObject()"
+handle = p11.C_CreateObject(session, dict(
+    CKA_CLASS           = CKO_PUBLIC_KEY,
+    CKA_KEY_TYPE        = CKK_EC,
+    CKA_LABEL           = "EC-P-256 test case from \"Suite B Implementer's Guide to FIPS 186-3\"",
+    CKA_ID              = "TC-P-256",
+    CKA_VERIFY          = True,
+    CKA_ENCRYPT         = False,
+    CKA_WRAP            = False,
+    CKA_TOKEN           = False,
+    CKA_EC_POINT        = build_ecpoint(0x8101ece47464a6ead70cf69a6e2bd3d88691a3262d22cba4f7635eaff26680a8,
+                                        0xd8a12ba61d599235f67d9cb4d58f1783d3ca43e78f0a5abaa624079936c0c3a9),
+    CKA_EC_PARAMS       = ec_curve_oid_p256))
+print handle
+
+print
+print "Verifying canned signature with public key installed via C_CreateObject()"
+p11.C_VerifyInit(session, CKM_ECDSA, handle)
+p11.C_Verify(session,
+             "7c3e883ddc8bd688f96eac5e9324222c8f30f9d6bb59e9c5f020bd39ba2b8377".decode("hex"),
+             "7214bc9647160bbd39ff2f80533f5dc6ddd70ddf86bb815661e805d5d4e6f27c".decode("hex") +
+             "7d1ff961980f961bdaa3233b6209f4013317d3e3f9e1493592dbeaa1af2bc367".decode("hex"))
+print "OK"
+
+p11.C_CloseAllSessions(slot)
+p11.C_Finalize()