Pyelliptic code clean 1
This commit is contained in:
Omkar Pakki
parent
d0c115ed57
commit
43e1c0149b
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@ -74,7 +74,7 @@ def base10_add(a, b):
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m = ((b[1] - a[1]) * inv(b[0] - a[0], P)) % P
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x = (m * m - a[0] - b[0]) % P
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y = (m * (a[0] - x) - a[1]) % P
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return (x, y)
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return x, y
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def base10_double(a):
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@ -83,7 +83,7 @@ def base10_double(a):
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m = ((3 * a[0] * a[0] + A) * inv(2 * a[1], P)) % P
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x = (m * m - 2 * a[0]) % P
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y = (m * (a[0] - x) - a[1]) % P
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return (x, y)
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return x, y
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def base10_multiply(a, n):
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@ -99,7 +99,7 @@ def base10_multiply(a, n):
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def hex_to_point(h):
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return (decode(h[2:66], 16), decode(h[66:], 16))
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return decode(h[2:66], 16), decode(h[66:], 16)
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def point_to_hex(p):
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@ -21,17 +21,17 @@ class Cipher:
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ctx2 = pyelliptic.Cipher("secretkey", iv, 0, ciphername='aes-256-cfb')
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print ctx2.ciphering(ciphertext)
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"""
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def __init__(self, key, iv, do, ciphername='aes-256-cbc'):
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def __init__(self, key, iv, do, cipher_name='aes-256-cbc'):
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"""
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do == 1 => Encrypt; do == 0 => Decrypt
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"""
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self.cipher = OpenSSL.get_cipher(ciphername)
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self.cipher = OpenSSL.get_cipher(cipher_name)
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self.ctx = OpenSSL.EVP_CIPHER_CTX_new()
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if do == 1 or do == 0:
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k = OpenSSL.malloc(key, len(key))
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IV = OpenSSL.malloc(iv, len(iv))
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iv1 = OpenSSL.malloc(iv, len(iv))
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OpenSSL.EVP_CipherInit_ex(
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self.ctx, self.cipher.get_pointer(), 0, k, IV, do)
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self.ctx, self.cipher.get_pointer(), 0, k, iv1, do)
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else:
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raise Exception("RTFM ...")
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@ -43,21 +43,21 @@ class Cipher:
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return OpenSSL.cipher_algo.keys()
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@staticmethod
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def get_blocksize(ciphername):
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cipher = OpenSSL.get_cipher(ciphername)
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def get_blocksize(cipher_name):
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cipher = OpenSSL.get_cipher(cipher_name)
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return cipher.get_blocksize()
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@staticmethod
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def gen_IV(ciphername):
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cipher = OpenSSL.get_cipher(ciphername)
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def gen_IV(cipher_name):
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cipher = OpenSSL.get_cipher(cipher_name)
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return OpenSSL.rand(cipher.get_blocksize())
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def update(self, input):
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def update(self, in_put):
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i = OpenSSL.c_int(0)
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buffer = OpenSSL.malloc(b"", len(input) + self.cipher.get_blocksize())
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inp = OpenSSL.malloc(input, len(input))
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buffer = OpenSSL.malloc(b"", len(in_put) + self.cipher.get_blocksize())
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inp = OpenSSL.malloc(in_put, len(in_put))
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if OpenSSL.EVP_CipherUpdate(self.ctx, OpenSSL.byref(buffer),
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OpenSSL.byref(i), inp, len(input)) == 0:
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OpenSSL.byref(i), inp, len(in_put)) == 0:
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raise Exception("[OpenSSL] EVP_CipherUpdate FAIL ...")
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return buffer.raw[0:i.value]
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@ -69,11 +69,11 @@ class Cipher:
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raise Exception("[OpenSSL] EVP_CipherFinal_ex FAIL ...")
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return buffer.raw[0:i.value]
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def ciphering(self, input):
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def ciphering(self, in_put):
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"""
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Do update and final in one method
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"""
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buff = self.update(input)
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buff = self.update(in_put)
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return buff + self.final()
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def __del__(self):
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@ -175,9 +175,9 @@ class ECC(object):
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group, pub_key, pub_key_x, pub_key_y, 0) == 0:
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raise Exception("[OpenSSL] EC_POINT_get_affine_coordinates_GFp FAIL ...")
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privkey = OpenSSL.malloc(0, OpenSSL.BN_num_bytes(priv_key))
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pubkeyx = OpenSSL.malloc(0, OpenSSL.BN_num_bytes(pub_key_x))
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pubkeyy = OpenSSL.malloc(0, OpenSSL.BN_num_bytes(pub_key_y))
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privkey = OpenSSL.malloc(0, OpenSSL.bn_num_bytes(priv_key))
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pubkeyx = OpenSSL.malloc(0, OpenSSL.bn_num_bytes(pub_key_x))
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pubkeyy = OpenSSL.malloc(0, OpenSSL.bn_num_bytes(pub_key_y))
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OpenSSL.BN_bn2bin(priv_key, privkey)
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privkey = privkey.raw
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OpenSSL.BN_bn2bin(pub_key_x, pubkeyx)
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@ -19,7 +19,9 @@ class CipherName:
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self._blocksize = blocksize
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def __str__(self):
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return "Cipher : " + self._name + " | Blocksize : " + str(self._blocksize) + " | Fonction pointer : " + str(self._pointer)
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return "Cipher : {} | Blocksize : {} | Fonction pointer : {}".format(
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self._name, str(self._blocksize), str(self._pointer)
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)
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def get_pointer(self):
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return self._pointer()
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@ -33,33 +35,33 @@ class CipherName:
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def get_version(library):
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version = None
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hexversion = None
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hex_version = None
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cflags = None
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try:
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#OpenSSL 1.1
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OPENSSL_VERSION = 0
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OPENSSL_CFLAGS = 1
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# OpenSSL 1.1
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openssl_version = 0
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openssl_cflags = 1
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library.OpenSSL_version.argtypes = [ctypes.c_int]
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library.OpenSSL_version.restype = ctypes.c_char_p
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version = library.OpenSSL_version(OPENSSL_VERSION)
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cflags = library.OpenSSL_version(OPENSSL_CFLAGS)
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version = library.OpenSSL_version(openssl_version)
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cflags = library.OpenSSL_version(openssl_cflags)
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library.OpenSSL_version_num.restype = ctypes.c_long
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hexversion = library.OpenSSL_version_num()
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hex_version = library.OpenSSL_version_num()
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except AttributeError:
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try:
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#OpenSSL 1.0
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SSLEAY_VERSION = 0
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SSLEAY_CFLAGS = 2
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# OpenSSL 1.0
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ssleay_version = 0
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ssleay_cflags = 2
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library.SSLeay.restype = ctypes.c_long
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library.SSLeay_version.restype = ctypes.c_char_p
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library.SSLeay_version.argtypes = [ctypes.c_int]
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version = library.SSLeay_version(SSLEAY_VERSION)
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cflags = library.SSLeay_version(SSLEAY_CFLAGS)
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hexversion = library.SSLeay()
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version = library.SSLeay_version(ssleay_version)
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cflags = library.SSLeay_version(ssleay_cflags)
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hex_version = library.SSLeay()
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except AttributeError:
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#raise NotImplementedError('Cannot determine version of this OpenSSL library.')
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# raise NotImplementedError('Cannot determine version of this OpenSSL library.')
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pass
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return (version, hexversion, cflags)
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return version, hex_version, cflags
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class _OpenSSL:
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@ -130,7 +132,8 @@ class _OpenSSL:
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self.EC_POINT_get_affine_coordinates_GFp = self._lib.EC_POINT_get_affine_coordinates_GFp
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self.EC_POINT_get_affine_coordinates_GFp.restype = ctypes.c_int
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self.EC_POINT_get_affine_coordinates_GFp.argtypes = [ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p]
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self.EC_POINT_get_affine_coordinates_GFp.argtypes = [
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ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p]
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self.EC_KEY_set_private_key = self._lib.EC_KEY_set_private_key
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self.EC_KEY_set_private_key.restype = ctypes.c_int
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@ -148,7 +151,8 @@ class _OpenSSL:
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self.EC_POINT_set_affine_coordinates_GFp = self._lib.EC_POINT_set_affine_coordinates_GFp
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self.EC_POINT_set_affine_coordinates_GFp.restype = ctypes.c_int
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self.EC_POINT_set_affine_coordinates_GFp.argtypes = [ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p]
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self.EC_POINT_set_affine_coordinates_GFp.argtypes = [
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ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p]
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self.EC_POINT_new = self._lib.EC_POINT_new
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self.EC_POINT_new.restype = ctypes.c_void_p
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@ -164,7 +168,8 @@ class _OpenSSL:
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self.EC_POINT_mul = self._lib.EC_POINT_mul
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self.EC_POINT_mul.restype = None
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self.EC_POINT_mul.argtypes = [ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p]
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self.EC_POINT_mul.argtypes = [
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ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p]
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self.EC_KEY_set_private_key = self._lib.EC_KEY_set_private_key
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self.EC_KEY_set_private_key.restype = ctypes.c_int
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@ -223,13 +228,13 @@ class _OpenSSL:
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self.EVP_aes_256_cbc.restype = ctypes.c_void_p
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self.EVP_aes_256_cbc.argtypes = []
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#self.EVP_aes_128_ctr = self._lib.EVP_aes_128_ctr
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#self.EVP_aes_128_ctr.restype = ctypes.c_void_p
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#self.EVP_aes_128_ctr.argtypes = []
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# self.EVP_aes_128_ctr = self._lib.EVP_aes_128_ctr
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# self.EVP_aes_128_ctr.restype = ctypes.c_void_p
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# self.EVP_aes_128_ctr.argtypes = []
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#self.EVP_aes_256_ctr = self._lib.EVP_aes_256_ctr
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#self.EVP_aes_256_ctr.restype = ctypes.c_void_p
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#self.EVP_aes_256_ctr.argtypes = []
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# self.EVP_aes_256_ctr = self._lib.EVP_aes_256_ctr
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# self.EVP_aes_256_ctr.restype = ctypes.c_void_p
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# self.EVP_aes_256_ctr.argtypes = []
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self.EVP_aes_128_ofb = self._lib.EVP_aes_128_ofb
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self.EVP_aes_128_ofb.restype = ctypes.c_void_p
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@ -266,8 +271,8 @@ class _OpenSSL:
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self.EVP_CipherUpdate = self._lib.EVP_CipherUpdate
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self.EVP_CipherUpdate.restype = ctypes.c_int
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self.EVP_CipherUpdate.argtypes = [ctypes.c_void_p,
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ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_int]
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self.EVP_CipherUpdate.argtypes = [
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ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_int]
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self.EVP_CipherFinal_ex = self._lib.EVP_CipherFinal_ex
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self.EVP_CipherFinal_ex.restype = ctypes.c_int
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@ -388,11 +393,11 @@ class _OpenSSL:
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'aes-256-cfb': CipherName('aes-256-cfb', self.EVP_aes_256_cfb128, 16),
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'aes-128-ofb': CipherName('aes-128-ofb', self._lib.EVP_aes_128_ofb, 16),
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'aes-256-ofb': CipherName('aes-256-ofb', self._lib.EVP_aes_256_ofb, 16),
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#'aes-128-ctr': CipherName('aes-128-ctr', self._lib.EVP_aes_128_ctr, 16),
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#'aes-256-ctr': CipherName('aes-256-ctr', self._lib.EVP_aes_256_ctr, 16),
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# 'aes-128-ctr': CipherName('aes-128-ctr', self._lib.EVP_aes_128_ctr, 16),
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# 'aes-256-ctr': CipherName('aes-256-ctr', self._lib.EVP_aes_256_ctr, 16),
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'bf-cfb': CipherName('bf-cfb', self.EVP_bf_cfb64, 8),
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'bf-cbc': CipherName('bf-cbc', self.EVP_bf_cbc, 8),
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'rc4': CipherName('rc4', self.EVP_rc4, 128), # 128 is the initialisation size not block size
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'rc4': CipherName('rc4', self.EVP_rc4, 128), # 128 is the initialisation size not block size
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}
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def _set_curves(self):
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@ -430,9 +435,9 @@ class _OpenSSL:
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'sect571r1': 734,
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}
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def BN_num_bytes(self, x):
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def bn_num_bytes(self, x):
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"""
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returns the length of a BN (OpenSSl API)
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returns the length of a BN (OpenSSl API)
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"""
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return int((self.BN_num_bits(x) + 7) / 8)
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@ -452,13 +457,13 @@ class _OpenSSL:
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raise Exception("Unknown curve")
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return self.curves[name]
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def get_curve_by_id(self, id):
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def get_curve_by_id(self, curve_id):
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"""
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returns the name of a elliptic curve with his id
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"""
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res = None
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for i in self.curves:
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if self.curves[i] == id:
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if self.curves[i] == curve_id:
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res = i
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break
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if res is None:
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@ -485,7 +490,6 @@ class _OpenSSL:
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"""
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returns a create_string_buffer (ctypes)
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"""
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buffer = None
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if data != 0:
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if sys.version_info.major == 3 and isinstance(data, type('')):
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data = data.encode()
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@ -494,26 +498,27 @@ class _OpenSSL:
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buffer = self.create_string_buffer(size)
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return buffer
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def loadOpenSSL():
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def load_open_ssl():
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global OpenSSL
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from os import path, environ
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from ctypes.util import find_library
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libdir = []
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if getattr(sys,'frozen', None):
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lib_dir = []
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if getattr(sys, 'frozen', None):
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if 'darwin' in sys.platform:
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libdir.extend([
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path.join(environ['RESOURCEPATH'], '..', 'Frameworks','libcrypto.dylib'),
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path.join(environ['RESOURCEPATH'], '..', 'Frameworks','libcrypto.1.1.0.dylib'),
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path.join(environ['RESOURCEPATH'], '..', 'Frameworks','libcrypto.1.0.2.dylib'),
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path.join(environ['RESOURCEPATH'], '..', 'Frameworks','libcrypto.1.0.1.dylib'),
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path.join(environ['RESOURCEPATH'], '..', 'Frameworks','libcrypto.1.0.0.dylib'),
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path.join(environ['RESOURCEPATH'], '..', 'Frameworks','libcrypto.0.9.8.dylib'),
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lib_dir.extend([
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path.join(environ['RESOURCEPATH'], '..', 'Frameworks', 'libcrypto.dylib'),
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path.join(environ['RESOURCEPATH'], '..', 'Frameworks', 'libcrypto.1.1.0.dylib'),
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path.join(environ['RESOURCEPATH'], '..', 'Frameworks', 'libcrypto.1.0.2.dylib'),
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path.join(environ['RESOURCEPATH'], '..', 'Frameworks', 'libcrypto.1.0.1.dylib'),
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path.join(environ['RESOURCEPATH'], '..', 'Frameworks', 'libcrypto.1.0.0.dylib'),
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path.join(environ['RESOURCEPATH'], '..', 'Frameworks', 'libcrypto.0.9.8.dylib'),
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])
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elif 'win32' in sys.platform or 'win64' in sys.platform:
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libdir.append(path.join(sys._MEIPASS, 'libeay32.dll'))
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lib_dir.append(path.join(sys._MEIPASS, 'libeay32.dll'))
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else:
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libdir.extend([
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lib_dir.extend([
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path.join(sys._MEIPASS, 'libcrypto.so'),
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path.join(sys._MEIPASS, 'libssl.so'),
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path.join(sys._MEIPASS, 'libcrypto.so.1.1.0'),
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@ -528,19 +533,19 @@ def loadOpenSSL():
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path.join(sys._MEIPASS, 'libssl.so.0.9.8'),
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])
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if 'darwin' in sys.platform:
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libdir.extend(['libcrypto.dylib', '/usr/local/opt/openssl/lib/libcrypto.dylib'])
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lib_dir.extend(['libcrypto.dylib', '/usr/local/opt/openssl/lib/libcrypto.dylib'])
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elif 'win32' in sys.platform or 'win64' in sys.platform:
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libdir.append('libeay32.dll')
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lib_dir.append('libeay32.dll')
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else:
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libdir.append('libcrypto.so')
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libdir.append('libssl.so')
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libdir.append('libcrypto.so.1.0.0')
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libdir.append('libssl.so.1.0.0')
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lib_dir.append('libcrypto.so')
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lib_dir.append('libssl.so')
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lib_dir.append('libcrypto.so.1.0.0')
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lib_dir.append('libssl.so.1.0.0')
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if 'linux' in sys.platform or 'darwin' in sys.platform or 'bsd' in sys.platform:
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libdir.append(find_library('ssl'))
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lib_dir.append(find_library('ssl'))
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elif 'win32' in sys.platform or 'win64' in sys.platform:
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libdir.append(find_library('libeay32'))
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for library in libdir:
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lib_dir.append(find_library('libeay32'))
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for library in lib_dir:
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try:
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OpenSSL = _OpenSSL(library)
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return
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@ -548,4 +553,5 @@ def loadOpenSSL():
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pass
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raise Exception("Couldn't find and load the OpenSSL library. You must install it.")
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loadOpenSSL()
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load_open_ssl()
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@ -31,6 +31,9 @@ for tunneling connections through SOCKS proxies.
|
|||
|
||||
"""
|
||||
|
||||
import socket
|
||||
import struct
|
||||
|
||||
"""
|
||||
|
||||
Minor modifications made by Christopher Gilbert (http://motomastyle.com/)
|
||||
|
|
@ -41,65 +44,82 @@ mainly to merge bug fixes found in Sourceforge
|
|||
|
||||
"""
|
||||
|
||||
import socket
|
||||
import struct
|
||||
import sys
|
||||
|
||||
PROXY_TYPE_SOCKS4 = 1
|
||||
PROXY_TYPE_SOCKS5 = 2
|
||||
PROXY_TYPE_HTTP = 3
|
||||
proxy_type_socks4 = 1
|
||||
proxy_type_socks5 = 2
|
||||
proxy_type_http = 3
|
||||
|
||||
_defaultproxy = None
|
||||
_orgsocket = socket.socket
|
||||
_default_proxy = None
|
||||
_org_socket = socket.socket
|
||||
|
||||
|
||||
class ProxyError(Exception):
|
||||
pass
|
||||
|
||||
|
||||
class GeneralProxyError(ProxyError):
|
||||
pass
|
||||
|
||||
|
||||
class Socks5AuthError(ProxyError):
|
||||
pass
|
||||
|
||||
|
||||
class Socks5Error(ProxyError):
|
||||
pass
|
||||
|
||||
|
||||
class Socks4Error(ProxyError):
|
||||
pass
|
||||
|
||||
|
||||
class HTTPError(ProxyError):
|
||||
pass
|
||||
|
||||
class ProxyError(Exception): pass
|
||||
class GeneralProxyError(ProxyError): pass
|
||||
class Socks5AuthError(ProxyError): pass
|
||||
class Socks5Error(ProxyError): pass
|
||||
class Socks4Error(ProxyError): pass
|
||||
class HTTPError(ProxyError): pass
|
||||
|
||||
_generalerrors = ("success",
|
||||
"invalid data",
|
||||
"not connected",
|
||||
"not available",
|
||||
"bad proxy type",
|
||||
"bad input",
|
||||
"timed out",
|
||||
"network unreachable",
|
||||
"connection refused",
|
||||
"host unreachable")
|
||||
"invalid data",
|
||||
"not connected",
|
||||
"not available",
|
||||
"bad proxy type",
|
||||
"bad input",
|
||||
"timed out",
|
||||
"network unreachable",
|
||||
"connection refused",
|
||||
"host unreachable")
|
||||
|
||||
_socks5errors = ("succeeded",
|
||||
"general SOCKS server failure",
|
||||
"connection not allowed by ruleset",
|
||||
"Network unreachable",
|
||||
"Host unreachable",
|
||||
"Connection refused",
|
||||
"TTL expired",
|
||||
"Command not supported",
|
||||
"Address type not supported",
|
||||
"Unknown error")
|
||||
"general SOCKS server failure",
|
||||
"connection not allowed by ruleset",
|
||||
"Network unreachable",
|
||||
"Host unreachable",
|
||||
"Connection refused",
|
||||
"TTL expired",
|
||||
"Command not supported",
|
||||
"Address type not supported",
|
||||
"Unknown error")
|
||||
|
||||
_socks5autherrors = ("succeeded",
|
||||
"authentication is required",
|
||||
"all offered authentication methods were rejected",
|
||||
"unknown username or invalid password",
|
||||
"unknown error")
|
||||
"authentication is required",
|
||||
"all offered authentication methods were rejected",
|
||||
"unknown username or invalid password",
|
||||
"unknown error")
|
||||
|
||||
_socks4errors = ("request granted",
|
||||
"request rejected or failed",
|
||||
"request rejected because SOCKS server cannot connect to identd on the client",
|
||||
"request rejected because the client program and identd report different user-ids",
|
||||
"unknown error")
|
||||
"request rejected or failed",
|
||||
"request rejected because SOCKS server cannot connect to identd on the client",
|
||||
"request rejected because the client program and identd report different user-ids",
|
||||
"unknown error")
|
||||
|
||||
|
||||
def setdefaultproxy(proxytype=None, addr=None, port=None, rdns=True, username=None, password=None):
|
||||
"""setdefaultproxy(proxytype, addr[, port[, rdns[, username[, password]]]])
|
||||
Sets a default proxy which all further socksocket objects will use,
|
||||
unless explicitly changed.
|
||||
"""
|
||||
global _defaultproxy
|
||||
_defaultproxy = (proxytype, addr, port, rdns, username, password)
|
||||
global _default_proxy
|
||||
_default_proxy = (proxytype, addr, port, rdns, username, password)
|
||||
|
||||
|
||||
def wrapmodule(module):
|
||||
"""wrapmodule(module)
|
||||
|
|
@ -108,12 +128,13 @@ def wrapmodule(module):
|
|||
This will only work on modules that import socket directly into the namespace;
|
||||
most of the Python Standard Library falls into this category.
|
||||
"""
|
||||
if _defaultproxy != None:
|
||||
module.socket.socket = socksocket
|
||||
if _default_proxy is not None:
|
||||
module.socket.socket = Socksocket
|
||||
else:
|
||||
raise GeneralProxyError((4, "no proxy specified"))
|
||||
|
||||
class socksocket(socket.socket):
|
||||
|
||||
class Socksocket(socket.socket):
|
||||
"""socksocket([family[, type[, proto]]]) -> socket object
|
||||
Open a SOCKS enabled socket. The parameters are the same as
|
||||
those of the standard socket init. In order for SOCKS to work,
|
||||
|
|
@ -121,13 +142,13 @@ class socksocket(socket.socket):
|
|||
"""
|
||||
|
||||
def __init__(self, family=socket.AF_INET, type=socket.SOCK_STREAM, proto=0, _sock=None):
|
||||
_orgsocket.__init__(self, family, type, proto, _sock)
|
||||
if _defaultproxy != None:
|
||||
self.__proxy = _defaultproxy
|
||||
_org_socket.__init__(self, family, type, proto, _sock)
|
||||
if _default_proxy is not None:
|
||||
self.__proxy = _default_proxy
|
||||
else:
|
||||
self.__proxy = (None, None, None, None, None, None)
|
||||
self.__proxysockname = None
|
||||
self.__proxypeername = None
|
||||
self.__proxy_sock_name = None
|
||||
self.__proxy_peer_name = None
|
||||
|
||||
def __recvall(self, count):
|
||||
"""__recvall(count) -> data
|
||||
|
|
@ -140,7 +161,8 @@ class socksocket(socket.socket):
|
|||
raise GeneralProxyError((6, "timed out"))
|
||||
while len(data) < count:
|
||||
d = self.recv(count-len(data))
|
||||
if not d: raise GeneralProxyError((0, "connection closed unexpectedly"))
|
||||
if not d:
|
||||
raise GeneralProxyError((0, "connection closed unexpectedly"))
|
||||
data = data + d
|
||||
return data
|
||||
|
||||
|
|
@ -181,7 +203,7 @@ class socksocket(socket.socket):
|
|||
Negotiates a connection through a SOCKS5 server.
|
||||
"""
|
||||
# First we'll send the authentication packages we support.
|
||||
if (self.__proxy[4]!=None) and (self.__proxy[5]!=None):
|
||||
if self.__proxy[4] is not None and self.__proxy[5] is not None:
|
||||
# The username/password details were supplied to the
|
||||
# setproxy method so we support the USERNAME/PASSWORD
|
||||
# authentication (in addition to the standard none).
|
||||
|
|
@ -203,7 +225,10 @@ class socksocket(socket.socket):
|
|||
elif chosenauth[1:2] == chr(0x02).encode():
|
||||
# Okay, we need to perform a basic username/password
|
||||
# authentication.
|
||||
self.sendall(chr(0x01).encode() + chr(len(self.__proxy[4])) + self.__proxy[4] + chr(len(self.__proxy[5])) + self.__proxy[5])
|
||||
self.sendall(
|
||||
chr(0x01).encode() + chr(len(self.__proxy[4])) +
|
||||
self.__proxy[4] + chr(len(self.__proxy[5])) + self.__proxy[5]
|
||||
)
|
||||
authstat = self.__recvall(2)
|
||||
if authstat[0:1] != chr(0x01).encode():
|
||||
# Bad response
|
||||
|
|
@ -250,7 +275,7 @@ class socksocket(socket.socket):
|
|||
elif resp[1:2] != chr(0x00).encode():
|
||||
# Connection failed
|
||||
self.close()
|
||||
if ord(resp[1:2])<=8:
|
||||
if ord(resp[1:2]) <= 8:
|
||||
raise Socks5Error((ord(resp[1:2]), _socks5errors[ord(resp[1:2])]))
|
||||
else:
|
||||
raise Socks5Error((9, _socks5errors[9]))
|
||||
|
|
@ -262,13 +287,13 @@ class socksocket(socket.socket):
|
|||
boundaddr = self.__recvall(ord(resp[4:5]))
|
||||
else:
|
||||
self.close()
|
||||
raise GeneralProxyError((1,_generalerrors[1]))
|
||||
raise GeneralProxyError((1, _generalerrors[1]))
|
||||
boundport = struct.unpack(">H", self.__recvall(2))[0]
|
||||
self.__proxysockname = (boundaddr, boundport)
|
||||
if ipaddr != None:
|
||||
self.__proxypeername = (socket.inet_ntoa(ipaddr), destport)
|
||||
self.__proxy_sock_name = (boundaddr, boundport)
|
||||
if ipaddr:
|
||||
self.__proxy_peer_name = (socket.inet_ntoa(ipaddr), destport)
|
||||
else:
|
||||
self.__proxypeername = (destaddr, destport)
|
||||
self.__proxy_peer_name = (destaddr, destport)
|
||||
|
||||
def __resolvesocks5(self, host):
|
||||
# Now we can request the actual connection
|
||||
|
|
@ -277,7 +302,7 @@ class socksocket(socket.socket):
|
|||
req = req + struct.pack(">H", 8444)
|
||||
self.sendall(req)
|
||||
# Get the response
|
||||
ip = ""
|
||||
|
||||
resp = self.__recvall(4)
|
||||
if resp[0:1] != chr(0x05).encode():
|
||||
self.close()
|
||||
|
|
@ -285,7 +310,7 @@ class socksocket(socket.socket):
|
|||
elif resp[1:2] != chr(0x00).encode():
|
||||
# Connection failed
|
||||
self.close()
|
||||
if ord(resp[1:2])<=8:
|
||||
if ord(resp[1:2]) <= 8:
|
||||
raise Socks5Error((ord(resp[1:2]), _socks5errors[ord(resp[1:2])]))
|
||||
else:
|
||||
raise Socks5Error((9, _socks5errors[9]))
|
||||
|
|
@ -297,65 +322,64 @@ class socksocket(socket.socket):
|
|||
ip = self.__recvall(ord(resp[4:5]))
|
||||
else:
|
||||
self.close()
|
||||
raise GeneralProxyError((1,_generalerrors[1]))
|
||||
boundport = struct.unpack(">H", self.__recvall(2))[0]
|
||||
raise GeneralProxyError((1, _generalerrors[1]))
|
||||
return ip
|
||||
|
||||
def getproxysockname(self):
|
||||
"""getsockname() -> address info
|
||||
Returns the bound IP address and port number at the proxy.
|
||||
"""
|
||||
return self.__proxysockname
|
||||
return self.__proxy_sock_name
|
||||
|
||||
def getproxypeername(self):
|
||||
"""getproxypeername() -> address info
|
||||
Returns the IP and port number of the proxy.
|
||||
"""
|
||||
return _orgsocket.getpeername(self)
|
||||
return _org_socket.getpeername(self)
|
||||
|
||||
def getpeername(self):
|
||||
"""getpeername() -> address info
|
||||
Returns the IP address and port number of the destination
|
||||
machine (note: getproxypeername returns the proxy)
|
||||
"""
|
||||
return self.__proxypeername
|
||||
return self.__proxy_peer_name
|
||||
|
||||
def getproxytype(self):
|
||||
return self.__proxy[0]
|
||||
|
||||
def __negotiatesocks4(self,destaddr,destport):
|
||||
def __negotiatesocks4(self, destination_address, destination_port):
|
||||
"""__negotiatesocks4(self,destaddr,destport)
|
||||
Negotiates a connection through a SOCKS4 server.
|
||||
"""
|
||||
# Check if the destination address provided is an IP address
|
||||
rmtrslv = False
|
||||
try:
|
||||
ipaddr = socket.inet_aton(destaddr)
|
||||
ipaddr = socket.inet_aton(destination_address)
|
||||
except socket.error:
|
||||
# It's a DNS name. Check where it should be resolved.
|
||||
if self.__proxy[3]:
|
||||
ipaddr = struct.pack("BBBB", 0x00, 0x00, 0x00, 0x01)
|
||||
rmtrslv = True
|
||||
else:
|
||||
ipaddr = socket.inet_aton(socket.gethostbyname(destaddr))
|
||||
ipaddr = socket.inet_aton(socket.gethostbyname(destination_address))
|
||||
# Construct the request packet
|
||||
req = struct.pack(">BBH", 0x04, 0x01, destport) + ipaddr
|
||||
req = struct.pack(">BBH", 0x04, 0x01, destination_port) + ipaddr
|
||||
# The username parameter is considered userid for SOCKS4
|
||||
if self.__proxy[4] != None:
|
||||
if self.__proxy[4] is not None:
|
||||
req = req + self.__proxy[4]
|
||||
req = req + chr(0x00).encode()
|
||||
# DNS name if remote resolving is required
|
||||
# NOTE: This is actually an extension to the SOCKS4 protocol
|
||||
# called SOCKS4A and may not be supported in all cases.
|
||||
if rmtrslv:
|
||||
req = req + destaddr + chr(0x00).encode()
|
||||
req = req + destination_address + chr(0x00).encode()
|
||||
self.sendall(req)
|
||||
# Get the response from the server
|
||||
resp = self.__recvall(8)
|
||||
if resp[0:1] != chr(0x00).encode():
|
||||
# Bad data
|
||||
self.close()
|
||||
raise GeneralProxyError((1,_generalerrors[1]))
|
||||
raise GeneralProxyError((1, _generalerrors[1]))
|
||||
if resp[1:2] != chr(0x5A).encode():
|
||||
# Server returned an error
|
||||
self.close()
|
||||
|
|
@ -365,44 +389,48 @@ class socksocket(socket.socket):
|
|||
else:
|
||||
raise Socks4Error((94, _socks4errors[4]))
|
||||
# Get the bound address/port
|
||||
self.__proxysockname = (socket.inet_ntoa(resp[4:]), struct.unpack(">H", resp[2:4])[0])
|
||||
if rmtrslv != None:
|
||||
self.__proxypeername = (socket.inet_ntoa(ipaddr), destport)
|
||||
self.__proxy_sock_name = (socket.inet_ntoa(resp[4:]), struct.unpack(">H", resp[2:4])[0])
|
||||
if rmtrslv is not None:
|
||||
self.__proxy_peer_name = (socket.inet_ntoa(ipaddr), destination_port)
|
||||
else:
|
||||
self.__proxypeername = (destaddr, destport)
|
||||
self.__proxy_peer_name = (destination_address, destination_port)
|
||||
|
||||
def __negotiatehttp(self, destaddr, destport):
|
||||
def __negotiatehttp(self, destination_address, destination_port):
|
||||
"""__negotiatehttp(self,destaddr,destport)
|
||||
Negotiates a connection through an HTTP server.
|
||||
"""
|
||||
# If we need to resolve locally, we do this now
|
||||
if not self.__proxy[3]:
|
||||
addr = socket.gethostbyname(destaddr)
|
||||
addr = socket.gethostbyname(destination_address)
|
||||
else:
|
||||
addr = destaddr
|
||||
self.sendall(("CONNECT " + addr + ":" + str(destport) + " HTTP/1.1\r\n" + "Host: " + destaddr + "\r\n\r\n").encode())
|
||||
addr = destination_address
|
||||
self.sendall(("CONNECT {} : {} HTTP/1.1\r\n Host: {} \r\n\r\n".format(
|
||||
addr, str(destination_port), destination_address)
|
||||
).encode())
|
||||
# We read the response until we get the string "\r\n\r\n"
|
||||
resp = self.recv(1)
|
||||
while resp.find("\r\n\r\n".encode()) == -1:
|
||||
resp = resp + self.recv(1)
|
||||
# We just need the first line to check if the connection
|
||||
# was successful
|
||||
statusline = resp.splitlines()[0].split(" ".encode(), 2)
|
||||
if statusline[0] not in ("HTTP/1.0".encode(), "HTTP/1.1".encode()):
|
||||
status_line = resp.splitlines()[0].split(" ".encode(), 2)
|
||||
|
||||
if status_line[0] not in ("HTTP/1.0".encode(), "HTTP/1.1".encode()):
|
||||
self.close()
|
||||
raise GeneralProxyError((1, _generalerrors[1]))
|
||||
try:
|
||||
statuscode = int(statusline[1])
|
||||
statuscode = int(status_line[1])
|
||||
except ValueError:
|
||||
self.close()
|
||||
raise GeneralProxyError((1, _generalerrors[1]))
|
||||
|
||||
if statuscode != 200:
|
||||
self.close()
|
||||
raise HTTPError((statuscode, statusline[2]))
|
||||
self.__proxysockname = ("0.0.0.0", 0)
|
||||
self.__proxypeername = (addr, destport)
|
||||
raise HTTPError((statuscode, status_line[2]))
|
||||
self.__proxy_sock_name = ("0.0.0.0", 0)
|
||||
self.__proxy_peer_name = (addr, destination_port)
|
||||
|
||||
def connect(self, destpair):
|
||||
def connect(self, destination_pair):
|
||||
"""connect(self, despair)
|
||||
Connects to the specified destination through a proxy.
|
||||
destpar - A tuple of the IP/DNS address and the port number.
|
||||
|
|
@ -410,15 +438,15 @@ class socksocket(socket.socket):
|
|||
To select the proxy server use setproxy().
|
||||
"""
|
||||
# Do a minimal input check first
|
||||
if (not type(destpair) in (list,tuple)) or (len(destpair) < 2) or (type(destpair[0]) != type('')) or (type(destpair[1]) != int):
|
||||
if (not type(destination_pair) in (list, tuple)) or \
|
||||
(len(destination_pair) < 2) or \
|
||||
(type(destination_pair[0]) != type('')) or (not isinstance(destination_pair[1], int)):
|
||||
raise GeneralProxyError((5, _generalerrors[5]))
|
||||
if self.__proxy[0] == PROXY_TYPE_SOCKS5:
|
||||
if self.__proxy[2] != None:
|
||||
portnum = self.__proxy[2]
|
||||
else:
|
||||
portnum = 1080
|
||||
|
||||
if self.__proxy[0] == proxy_type_socks5:
|
||||
port_number = self.__proxy[2] if self.__proxy[2] is not None else 1080
|
||||
try:
|
||||
_orgsocket.connect(self, (self.__proxy[1], portnum))
|
||||
_org_socket.connect(self, (self.__proxy[1], port_number))
|
||||
except socket.error as e:
|
||||
# ENETUNREACH, WSAENETUNREACH
|
||||
if e[0] in [101, 10051]:
|
||||
|
|
@ -431,21 +459,17 @@ class socksocket(socket.socket):
|
|||
raise GeneralProxyError((9, _generalerrors[9]))
|
||||
raise
|
||||
self.__negotiatesocks5()
|
||||
self.__connectsocks5(destpair[0], destpair[1])
|
||||
elif self.__proxy[0] == PROXY_TYPE_SOCKS4:
|
||||
if self.__proxy[2] != None:
|
||||
portnum = self.__proxy[2]
|
||||
else:
|
||||
portnum = 1080
|
||||
_orgsocket.connect(self,(self.__proxy[1], portnum))
|
||||
self.__negotiatesocks4(destpair[0], destpair[1])
|
||||
elif self.__proxy[0] == PROXY_TYPE_HTTP:
|
||||
if self.__proxy[2] != None:
|
||||
portnum = self.__proxy[2]
|
||||
else:
|
||||
portnum = 8080
|
||||
self.__connectsocks5(destination_pair[0], destination_pair[1])
|
||||
|
||||
elif self.__proxy[0] == proxy_type_socks4:
|
||||
port_number = self.__proxy[2] if self.__proxy[2] is not None else 1080
|
||||
_org_socket.connect(self, (self.__proxy[1], port_number))
|
||||
self.__negotiatesocks4(destination_pair[0], destination_pair[1])
|
||||
|
||||
elif self.__proxy[0] == proxy_type_http:
|
||||
port_number = self.__proxy[2] if self.__proxy[2] is not None else 8080
|
||||
try:
|
||||
_orgsocket.connect(self,(self.__proxy[1], portnum))
|
||||
_org_socket.connect(self, (self.__proxy[1], port_number))
|
||||
except socket.error as e:
|
||||
# ENETUNREACH, WSAENETUNREACH
|
||||
if e[0] in [101, 10051]:
|
||||
|
|
@ -457,19 +481,17 @@ class socksocket(socket.socket):
|
|||
if e[0] in [113, 10065]:
|
||||
raise GeneralProxyError((9, _generalerrors[9]))
|
||||
raise
|
||||
self.__negotiatehttp(destpair[0], destpair[1])
|
||||
elif self.__proxy[0] == None:
|
||||
_orgsocket.connect(self, (destpair[0], destpair[1]))
|
||||
self.__negotiatehttp(destination_pair[0], destination_pair[1])
|
||||
|
||||
elif not self.__proxy[0]:
|
||||
_org_socket.connect(self, (destination_pair[0], destination_pair[1]))
|
||||
else:
|
||||
raise GeneralProxyError((4, _generalerrors[4]))
|
||||
|
||||
def resolve(self, host):
|
||||
if self.__proxy[0] == PROXY_TYPE_SOCKS5:
|
||||
if self.__proxy[2] != None:
|
||||
portnum = self.__proxy[2]
|
||||
else:
|
||||
portnum = 1080
|
||||
_orgsocket.connect(self, (self.__proxy[1], portnum))
|
||||
if self.__proxy[0] == proxy_type_socks5:
|
||||
port_number = self.__proxy[2] if self.__proxy[2] is not None else 1080
|
||||
_org_socket.connect(self, (self.__proxy[1], port_number))
|
||||
self.__negotiatesocks5()
|
||||
return self.__resolvesocks5(host)
|
||||
else:
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user