apdu_split without C code remains

This commit is contained in:
Christina Quast 2015-04-14 15:07:33 +02:00
parent 79c2a3a0c8
commit e64aa5b878
1 changed files with 45 additions and 33 deletions

78
usb_application/apdu_split.py Normal file → Executable file
View File

@ -1,3 +1,5 @@
#!/usr/bin/env python
# Code ported from simtrace host program apdu_split.c
#
# (C) 2010 by Harald Welte <hwelte@hmw-consulting.de>
@ -13,36 +15,24 @@
from enum import Enum
def Apdu_States(Enum):
APDU_S_CLA = 1
APDU_S_INS = 2
APDU_S_P1 = 3
APDU_S_P2 = 4
APDU_S_P3 = 5
APDU_S_DATA = 6
APDU_S_DATA_SINGLE = 7
APDU_S_SW1 = 8
APDU_S_SW2 = 9
APDU_S_FIN = 10
class Apdu_splitter:
APDU_S_CLA = 1
APDU_S_INS = 2
APDU_S_P1 = 3
APDU_S_P2 = 4
APDU_S_P3 = 5
APDU_S_DATA = 6
APDU_S_DATA_SINGLE = 7
APDU_S_SW1 = 8
APDU_S_SW2 = 9
APDU_S_FIN = 10
Apdu_S = {
APDU_S_CLA : func_APDU_S_CLA_P1_P2,
APDU_S_INS : func_APDU_S_INS,
APDU_S_P1 : func_APDU_S_CLA_P1_P2,
APDU_S_P2 : func_APDU_S_CLA_P1_P2,
APDU_S_P3 : func_APDU_S_P3,
APDU_S_DATA : func_APDU_S_DATA,
APDU_S_DATA_SINGLE : func_APDU_S_DATA_SINGLE,
APDU_S_SW1 : func_APDU_S_SW1,
APDU_S_SW2 : func_APDU_S_SW2 }
class apdu_split:
def __init__(self):
pass
# FIXME: init
self.state = APDU_S_CLA
self.buf = []
def apdu_split_inbyte(self, c):
def split(self, c):
Apdu_S[state](c)
def func_APDU_S_INS(self, c):
@ -52,9 +42,9 @@ class apdu_split:
self.buf.append(c)
self.state += 1
def func_func_APDU_S_P3(self, c):
def func_APDU_S_P3(self, c):
self.buf.append(c)
data_remaining = 256 if c == 0 else c
self.data_remaining = 256 if c == 0 else c
self.state = func_APDU_S_SW1
def func_APDU_S_DATA(self, c):
@ -69,23 +59,45 @@ class apdu_split:
self.state = APDU_S_SW1
def func_APDU_S_SW1(self, c):
if (c == 0x60) {
if (c == 0x60):
print("APDU_S_SW1: NULL")
else:
# check for 'all remaining' type ACK
if c == self.ins or c == self.ins + 1 or c == ~(self.ins+1):
print("ACK")
self.state = APDU_S_DATA)
self.state = APDU_S_DATA
else:
# check for 'only next byte' type ACK */
if c == ~(as->apdu_ins):
if c == ~(self.ins):
self.state = APDU_S_DATA_SINGLE
else:
# must be SW1
self.buf.append(c)
self.state = func_APDU_S_SW2
def func_APDU_S_SW2:
def func_APDU_S_SW2(self, c):
self.buf.append(c)
print("APDU:", self.buf, self.apdu_len)
print("APDU:", self.buf)
self.state = APDU_S_FIN
Apdu_S = {
APDU_S_CLA : func_APDU_S_CLA_P1_P2,
APDU_S_INS : func_APDU_S_INS,
APDU_S_P1 : func_APDU_S_CLA_P1_P2,
APDU_S_P2 : func_APDU_S_CLA_P1_P2,
APDU_S_P3 : func_APDU_S_P3,
APDU_S_DATA : func_APDU_S_DATA,
APDU_S_DATA_SINGLE : func_APDU_S_DATA_SINGLE,
APDU_S_SW1 : func_APDU_S_SW1,
APDU_S_SW2 : func_APDU_S_SW2 }
if __name__ == '__main__':
msg = [0xA0, 0xA4, 0x00, 0x00, 0x02]
apdus = Apdu_splitter()
for c in msg:
print(c)
apdus.split(c)