laforge
/
cyberflex-shell
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

separate SE configs for mac and encrytion 

git-svn-id: svn+ssh://localhost/home/henryk/svn/cyberflex-shell/trunk@138 f711b948-2313-0410-aaa9-d29f33439f0b
This commit is contained in:
hploetz 2006-11-22 06:26:28 +00:00
parent 7cba0484e8
commit 09560911b6
1 changed files with 18 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
cards/tcos_card.py
View File

@ -7,9 +7,12 @@ MODE_CBC = 1
ALGO_IDEA = 0x1
ALGO_DES = 0x2
ALGO_DES3 = 0x3
SE_APDU = 1
SE_RAPDU = 2
SE_PSO = 3
class SE_Config:
def __init__(self, config = None, operation = "\xB4"):
def __init__(self, config = None):
self.algorithm = None
self.mode = MODE_ECB
self.keyref = 0
@ -45,9 +48,15 @@ class TCOS_Security_Environment(object):
self.card = card
self.last_c_apdu = None
self.last_r_apdu = None
self.mso = SE_Config()
self.se_apdu = SE_Config()
self.se_rapdu = SE_Config()
self.config = {}
def get_config(self, context, operation):
if not self.config.has_key( (context, operation) ):
self.set_config( context, operation, SE_Config() )
return self.config[ context, operation ]
def set_config(self, context, operation, config):
self.config[ context, operation ] = config
def before_send(self, apdu):
self.last_c_apdu = apdu
@ -62,15 +71,15 @@ class TCOS_Security_Environment(object):
return result
def parse_mse(self, apdu):
if apdu.p1 & 1 != 1:
return
assert apdu.p1 & 0x0f == 1
operation = apdu.p2
if apdu.p1 & 0x10 == 0x10:
self.se_apdu = SE_Config(apdu.data, apdu.p2)
self.set_config( SE_APDU, operation, SE_Config(apdu.data) )
if apdu.p1 & 0x20 == 0x20:
self.se_rapdu = SE_Config(apdu.data, apdu.p2)
self.set_config( SE_RAPDU, operation, SE_Config(apdu.data) )
if apdu.p1 & 0xc0 == 0xc0:
self.se_pso = SE_Config(apdu.data, apdu.p2)
self.set_config( SE_PSO, operation, SE_Config(apdu.data) )
def set_key(self, keyref, keyvalue):
self.keys[keyref] = keyvalue