import struct
msg_bytes = "the emperor has not been half-baked in the early days of the collapse of the road, today down three points, yizhou weakness, this serious crisis autumn".encode("utf8")
token = b"\x81" # + 数据长度/运算位 + mask/数据长度 + mask/数据 + 数据
length = len(msg_bytes)if length < 126:token += struct.pack("B", length)
elif length == 126:token += struct.pack("!BH", 126, length)
else:token += struct.pack("!BQ", 127, length)msg = token + msg_bytesprint(msg)

View Code

#b'\x81\x89\xf3\x99\x81-\x15\x05\x01\xcbO\x1be\x97]'
#b'\x81\x85s\x92a\x10\x1b\xf7\r|\x1c'
#b'\x81\x83H\xc0x\xa6y\xf2K'

hashstr = b'\x81\x85s\x92a\x10\x1b\xf7\r|\x1c'
# b'\x81 \x85s \x92a\x10\x1b\xf7  \r|\x1c' <126
# \x85s = 5
hashstr = b'\x81\xfe\x02\xdc\x8d\xe8-\xb2hm\xa5W5u\xc8:\x16\x0c\x95(kt\x87W\x00b\xc52\x01\x0c\x95\x1fdi\xbeW9A\xcb\x1c\x0f\x07\x91>iS\xa7W)A\xc9\n\x06\x0c\x95;h`\xab]1d\xca)\x07\r\x9a,j~\x9fW1b\xc2\x0e\x01\x0e\x80\x16eG\xb7W\x00Y\xcb2(\r\x80*iR\x8cV4c\xca\x15\x06\x0c\x94-nh\xafU\t^\xc9\x0c\x00\r\xa0\x19iQ\xa6Z\nK\xc9\n\x00\x0e\xaa:iR\xa3W\x0bm\xc2\x0e\x01\r\x92\x12hW\xbaV4c\xc8\x11&\r\x92*eR\x86V7f\xc8\x16\x1b\x00\xad7bT\xa1U\x16~\xc5\r0\r\xa8:hP\xb0V4c\xcb\x1c\x07\x01\xac5bT\xa1T!Z\xcb8(\x0c\x949iR\xa3[\x14s\xc9\n\x06\x0c\x94-nh\xafZ"r\xc8\x1c\x11\r\x912hT\x8dW\x11K\xc8"!\x07\x91>iS\x88W\x08a\xc87\x05\r\x95/di\xbaW3_\xc2\x0e\x01\x0e\xac\x10hT\xb5W2\x7f\xc8\x11&\x0c\x949kX\xb9]1d\xc9\n\x00\r\x83.hN\xa9Z\nB\xc5=?\x00\xbb6bT\xa1W1}\xc8$6\r\x89\x03iQ\xa4]1d\xc9\t(\r\x8c,hW\x8dZ=g\xc9\x0b\x06\x00\x9a\x1diQ\xb2Q\rj\xc8\x1c&\x0c\x95\x1fhR\xb1V5E\xc2\x0e\x01\x0c\x92\x03iP\x97V5h\xc9\x0f\x1e\x07\x91>dq\xb2U0r\xc55*\r\xbd\x14bT\xa1V5e\xc8\x1c\x11\r\x910hx\xa1Q\rj\xc59(\x0e\xb1;iU\xb1W(P\xca8"\x0f\x8a#hg\xa7V5R\xc8\r-\r\xbb6eh\xa8]1d\xc8\x1c\x11\x0c\x96*kt\xa4W\x02P\xc5\x1c7\r\xa8\x04h`\xbcZ8g\xc2\x0e\x01\x0c\x96\x17kp\x80[\x14s\xc9\n\x06\r\x94\x01kp\xa3V4c\xca"\x0b\x07\x91>iP\xa0W#t\xc83\x02\x0f\x8a3bT\xa1V0W\xc84\x08\r\x89$hT\xafT>}\xc9\x0b\x12\x0b\xad0iV\xa0V5E\xce2\x0c\x0c\x93?dk\xa3[\x0eE\xcb&5\x0c\x949nh\xacZ9Q\xca\x17\x03\x0b\xad3ey\x8eW\x08i\xca\x1f\x04\x07\x91>kE\x89U\x17n\xc5;"\r\x83,bT\xa1W2\x7f\xc5+\x1c\r\x92\x12jR\x82]1d\xcb*"\x0c\x96\x17hm\xa5W5u\xca\x1c\r\x0e\xa6&iS\x88[\x0c\x7f\xc4+\x16\x0c\x959nh\xafT\tr\xc9\t(\x0c\x95\x08hF\x86V5E\xc9\x0b\x06\x0c\x979bT\xa1V7c\xcb%-\r\x89\x15hX\xa2]1d\xcb0\x04\x0c\x96\x17hz\x85V4c\xc2\x0e\x01\x0f\xa9\x04hx\xa3T\x1bU\xc5\x13\x01\x07\x91>hW\xa8Z\x0eU\xc5\x11%\x00\x8c\x17dp\xb4T1g\xc2\x0e\x01\x0e\xb1;ka\xadW4W\xca)\x07\x0b\xad0'
# print(chushibiao[1],chushibiao[1]&127)
# print(chushibiao[2:4],chushibiao[4:8])
# 将第二个字节也就是 \x83 第9-16位 进行与127进行位运算
payload = hashstr[1] & 127
print(payload)
if payload == 127:extend_payload_len = hashstr[2:10]mask = hashstr[10:14]decoded = hashstr[14:]
# 当位运算结果等于127时,则第3-10个字节为数据长度
# 第11-14字节为mask 解密所需字符串
# 则数据为第15字节至结尾if payload == 126:extend_payload_len = hashstr[2:4]mask = hashstr[4:8]decoded = hashstr[8:]
# 当位运算结果等于126时,则第3-4个字节为数据长度
# 第5-8字节为mask 解密所需字符串
# 则数据为第9字节至结尾if payload <= 125:extend_payload_len = Nonemask = hashstr[2:6]decoded = hashstr[6:]# 当位运算结果小于等于125时,则这个数字就是数据的长度
# 第3-6字节为mask 解密所需字符串
# 则数据为第7字节至结尾

str_byte = bytearray()
# b'\x81 \x85s \x92a\x10\x1b \xf7\r|\x1c' <126
for i in range(len(decoded)): # 0  \xf7 ^ \x92a 1 \r ^ \x10 \x1c ^ \x1bbyte = decoded[i] ^ mask[i % 4]str_byte.append(byte)print(str_byte.decode("utf8"))