def aes_ecb_dec():
"""
ECB EXAMPLE:
-------------
NIST Special Publication 800-38A http://cryptome.org/bcm/sp800-38a.htm#F
>>> decipher = AES.new('2b7e151628aed2a6abf7158809cf4f3c'.decode('hex'))
>>> decipher.decrypt(crypted).encode('hex')
'6bc1bee22e409f96e93d7e117393172aae2d8a571e03ac9c9eb76fac45af8e51'
"""
dec = pyvpi.handleByName("top.u_pyAESECBdec.dec")
key = pyvpi.handleByName("top.u_pyAESECBdec.key")
text = pyvpi.handleByName("top.u_pyAESECBdec.text")
# if val > 32 use HexStr as string type
val_key = pyvpi.Value(cons.vpiHexStrVal)
val_dec = pyvpi.Value(cons.vpiHexStrVal)
val_text = pyvpi.Value(cons.vpiHexStrVal)
pyvpi.getValue(text,val_text)
pyvpi.getValue(key, val_key)
pyvpi.getValue(dec, val_dec)
try:
decipher = AES.new(str(val_key.value).decode('hex'))
decrypted = decipher.decrypt(str(val_dec.value).decode('hex'))
val_text.value = str(decrypted.encode('hex'))
pyvpi.putValue(text, val_text)
pyvpi.printf("py key:{} + dec:{} = text:{}\n".format(val_key.value, val_dec.value, val_text.value))
except:
print traceback.print_exc()
# skip if value is unknown
pass
def aes_ecb_enc():
"""
>>> cipher = AES.new('2b7e151628aed2a6abf7158809cf4f3c'.decode('hex'))
>>> crypted = cipher.encrypt('6bc1bee22e409f96e93d7e117393172aae2d8a571e03ac9c9eb76fac45af8e51'.decode('hex'))
>>> crypted.encode('hex')
'3ad77bb40d7a3660a89ecaf32466ef97f5d3d58503b9699de785895a96fdbaaf'
"""
text = pyvpi.handleByName("top.u_pyAESECBenc.text")
key = pyvpi.handleByName("top.u_pyAESECBenc.key")
enc = pyvpi.handleByName("top.u_pyAESECBenc.enc")
# if val > 32 use HexStr as string type
val_text = pyvpi.Value(cons.vpiHexStrVal)
val_key = pyvpi.Value(cons.vpiHexStrVal)
val_enc = pyvpi.Value(cons.vpiHexStrVal)
pyvpi.getValue(text, val_text)
pyvpi.getValue(key, val_key)
pyvpi.getValue(enc, val_enc)
try:
cipher = AES.new(bytes.fromhex(val_key.value))
crypted = cipher.encrypt(bytes.fromhex(val_text.value))
val_enc.value = crypted.hex()
pyvpi.putValue(enc, val_enc)
pyvpi.printf("py key:{} + text:{} = enc:{}\n".format(
val_key.value, val_text.value, val_enc.value))
except:
# print(traceback.print_exc())
# skip if value is unknown
pass
def test():
"""
c = a+b;
"""
a = pyvpi.handleByName("top.u_pyadaptor.a")
b = pyvpi.handleByName("top.u_pyadaptor.b")
c = pyvpi.handleByName("top.u_pyadaptor.c")
p = pyvpi.handleByName("top.p")
s = pyvpi.getStr(cons.vpiName, p)
pyvpi.printf('p is {}\n'.format(s))
st = pyvpi.getStr(cons.vpiType, p)
pyvpi.printf('p type = {}\n'.format(st))
it = pyvpi.iterate(cons.vpiMember, p)
xt = pyvpi.scan(it)
while (xt):
st = pyvpi.getStr(cons.vpiFullName, xt)
pyvpi.printf('P Member name = {} \n'.format(st))
xt = pyvpi.scan(it)
ph = pyvpi.handle(cons.vpiTypespec, p)
p_name = pyvpi.getStr(cons.vpiName, ph)
pyvpi.printf('p type name = {}\n'.format(p_name))
val_a = pyvpi.Value(cons.vpiIntVal)
val_b = pyvpi.Value(cons.vpiIntVal)
val_c = pyvpi.Value(cons.vpiIntVal)
pyvpi.getValue(a, val_a)
pyvpi.getValue(b, val_b)
pyvpi.getValue(c, val_c)
try:
val_c.value = val_a.value + val_b.value
pyvpi.putValue(c, val_c)
pyvpi.printf("py a:{} + b:{} = c:{}\n".format(val_a.value, val_b.value,
val_c.value))
except:
# skip if value is unknown
pass
def test():
"""
c = a+b;
"""
handle_a = pyvpi.handleByName("top.a")
val_a = pyvpi.Value(cons.vpiIntVal)
val_a.value = 5
pyvpi.putValue(handle_a, val_a)
time = pyvpi.Time()
pyvpi.getTime(time)
print('py: hello world at %d'%time.time)
def test_pyeda():
#print "???"
pyvpi.printf("1\n")
pyvpi.handleByName("test")
pyvpi.printf("2\n")
a = pyvpi.handleByName("o")
pyvpi.printf("3\n")
pyvpi.printf(
"module name : %s\n" %
pyvpi.getStr(cons.vpiFullName, pyvpi.handle(cons.vpiModule, a)))
pyvpi.printf("4\n")
val = pyvpi.Value(cons.vpiVectorVal)
vec = pyvpi.Vector(9, [(0, 0)])
val.value = vec
#pyvpi.putValue(a,val)
pyvpi.printf("%s %s\n" % (val.value.vec, val.value.size))
def __init__(self, s):
self._handle = pyvpi.handleByName(s)
self._type = pyvpi.get(cons.vpiType, self._handle)
if self._type in INT_VAL:
self._format = cons.vpiIntVal
self._f = int
elif self._type in REAL_VAL:
self._format = cons.vpiRealVal
self._f = float
elif self._type in STR_VAL:
self._format = cons.vpiStringVal
self._f = str
else:
self._format = cons.vpiIntVal
self._f = int
self._value = pyvpi.Value(self._format)
self._signed = pyvpi.get(cons.vpiSigned, self._handle)
self._size = pyvpi.get(cons.vpiSize, self._handle)
self.forced = 0
def test():
"""
c = a+b;
"""
time = pyvpi.Time()
pyvpi.getTime(time)
pyvpi.printf('py: hello world at %d\n' % time.time)
handle_a = pyvpi.handleByName("top.a")
val_a = pyvpi.Value(cons.vpiIntVal)
pyvpi.getValue(handle_a, val_a)
print(val_a.format)
try:
val_a.value += 1
pyvpi.putValue(handle_a, val_a)
print('py: a = %d' % val_a.value)
except:
#
pass
def test_normal():
"""
"""
global call
pyvpi.printf("error start!\n")
cb = pyvpi.CbData(cons.cbValueChange,
trgobj=pyvpi.handleByName("test.o", 0),
value=pyvpi.Value(cons.vpiBinStrVal))
cb.user_data = 1
def callback(arg):
pyvpi.printf("%s : " % arg.time.low)
pyvpi.printf("%s : " % arg.value.value)
pyvpi.printf("%s\n" % "callback is run...")
if cb.user_data == 3:
pyvpi.removeCb(arg)
cb.user_data += 1
cb.callback = callback
pyvpi.registerCb(cb)
#! python
import pyvpi
import pyvpi_cons as cons
pyvpi.setDebugLevel(30)
a = pyvpi.handleByName("test.a")
b = pyvpi.handleByName("test.b")
o = pyvpi.handleByName("test.o")
val_a = pyvpi.Value(cons.vpiVectorVal)
val_b = pyvpi.Value(cons.vpiVectorVal)
val_o = pyvpi.Value(cons.vpiVectorVal)
pyvpi.getValue(a, val_a)
pyvpi.getValue(b, val_b)
pyvpi.getValue(o, val_o)
pyvpi.printf("a{} + b{} = o{}\n".format(val_a.value.vec, val_b.value.vec,
val_o.value.vec))
pyvpi.putValue(b, val_o)
# print(n)
# Rega.value = n
# print('Ctime2=%d'%Simtime.value)
# Rega.value= Rega.value+1
if(n%100==0):
print_mem()
# print(sys.getrefcount(Rega))
# # print(sys.getrefcount(func))
except Exception as e:
RT.append(e)
print(RT)
print("TASK DONE\n")
a = pyvpi.handleByName('top.a')
x = pyvpi.Value(cons.vpiIntVal)
y = pyvpi.Value(cons.vpiIntVal)
async def task2():
try:
n = 0
k = 0
dd = Timer(1,'us')
# for _ in range(1000):
while(1):
# print('T2time1=%d'%Simtime.value)
await Timer(1.0,'us')
# await RWSynch(0)
# print("HAHA")
# Simtime.value
# time.sleep(0.001)
#! python
import pyvpi
import pyvpi_cons as cons
import random
import unittest
import sys
import socket
import select
host = "localhost"
port = 9999
s = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
s.connect((host,port))
trgobj=pyvpi.handleByName("test.clk",0)
cb = pyvpi.CbData(trgobj=trgobj)
val = pyvpi.Value()
cb.reason = cons.cbValueChange
cb.value = val
cb.user_data = [s,0]
def callback(arg) :
cb.user_data[0].send("%s\n" % cb.user_data[1])
infds,outfds,errfds = select.select([cb.user_data[0],],[],[],0)
if len(infds) > 0 :
buf = cb.user_data[0].recv(8196)
print buf
cb.user_data[1] += 1
cb.callback = callback
cb_h = pyvpi.registerCb(cb)
def format(self, format):
self._format = format
self._value = pyvpi.Value(format)