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tanmingyan
2026-06-15 20:38:42 +08:00
commit bca485d748
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from converter.base_converter import BaseConverter
class A2BConverter(BaseConverter):
def convert(self, data):
# 后续填协议
return data

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from converter.base_converter import BaseConverter
class A2CConverter(BaseConverter):
def convert(self, data):
# 后续填协议
return data

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# from typing import Optional
# import struct
# from converter.base_converter import BaseConverter
# from utils.logger import logger
# from utils.checksum import calc_sum
# from utils.hex_helper import hex_dump
# from structure.b_frame import B_STAR_TIME_OFFSET, B_STAR_TIME_LEN
# from structure.d_frame import D_RAW_DATA_LEN
# from config.settings import FRAME_CONST
# class B2DConverter(BaseConverter):
# def convert(self, data: bytes) -> Optional[bytes]:
# try:
# # 1. 提取星上时
# star_time = data[B_STAR_TIME_OFFSET:B_STAR_TIME_OFFSET + B_STAR_TIME_LEN]
# if len(star_time) != 6:
# return None
# sec = star_time[:4]
# ms = star_time[4:]
# ms_4b = ms + b"\x00\x00"
# logger.info(f"星上时: {sec.hex()} {ms.hex()} → {ms_4b.hex()}")
# # 2. 拼装原始数据
# raw = sec + ms
# raw += b"\x00" * (D_RAW_DATA_LEN - len(raw))
# # 3. 校验域
# src = FRAME_CONST["SRC"]
# dst = FRAME_CONST["DST"]
# it = FRAME_CONST["IF_TYPE"]
# wa = FRAME_CONST["WORD_ADDR"]
# res2 = b"\x00\x00\x00\x00"
# check_data = struct.pack("BBBB", src, dst, it, wa) + res2 + raw
# cs = calc_sum(check_data)
# # 4. 组帧
# frame = (
# struct.pack(">H", FRAME_CONST["HEAD"])
# + struct.pack(">H", FRAME_CONST["SIM_ID"])
# + struct.pack(">H", 0x0000)
# + struct.pack(">H", FRAME_CONST["DATA_LEN"])
# + check_data
# + struct.pack(">H", cs)
# + struct.pack(">H", FRAME_CONST["TAIL"])
# )
# hex_dump(frame, "发送D帧")
# return frame
# except Exception as e:
# logger.error(f"B→D转换失败: {e}")
# return None
# @staticmethod
# def extract_bits(data: bytes, start_bit: int, bit_len: int) -> bytes:
# """
# 从字节流中精确提取 [start_bit, start_bit+bit_len) 比特
# 大端序、比特紧密对齐
# """
# bit_str = ''
# for byte in data:
# bit_str += f'{byte:08b}'
# end_bit = start_bit + bit_len
# selected = bit_str[start_bit:end_bit]
# # 不足补0
# if len(selected) < bit_len:
# selected += '0' * (bit_len - len(selected))
# # 转回 bytes
# res = b''
# for i in range(0, len(selected), 8):
# byte_bits = selected[i:i+8].ljust(8, '0')
# res += int(byte_bits, 2).to_bytes(1, byteorder='big')
# return res
from typing import Optional
import struct
from converter.base_converter import BaseConverter
from utils.logger import logger
from utils.checksum import calc_sum
from utils.hex_helper import hex_dump
from structure.d_frame import D_RAW_DATA_LEN
from config.settings import FRAME_CONST
class B2DConverter(BaseConverter):
def convert(self, data: bytes) -> Optional[bytes]:
try:
# ==============================================
# 【2026新版B遥测协议】星上时精确偏移
# ==============================================
START_BIT = 608 # 新版协议：星上时起始比特
STAR_TIME_BITS = 48 # 6B = 48b
# 从比特流中精确提取星上时
star_time_bytes = self.extract_bits(data, START_BIT, STAR_TIME_BITS)
if len(star_time_bytes) != 6:
logger.warning(f"星上时长度异常：{len(star_time_bytes)}B")
return None
# ==============================================
# 拆分：4B秒 + 2B毫秒 → 毫秒扩展为4B
# ==============================================
seconds = star_time_bytes[:4]
ms = star_time_bytes[4:]
# ✅ 大端序：高位补 0x0000（你要求的正确方式）
ms_4b = b"\x00\x00" + ms
logger.info("✅ 星上时解析成功（新版协议）")
logger.info(f" 原始6B：{star_time_bytes.hex()}")
logger.info(f" 秒值(4B)：{seconds.hex()}")
logger.info(f" 毫秒(2B→4B)：{ms.hex()} → {ms_4b.hex()}")
# ==============================================
# 封装 D 软件帧
# ==============================================
#raw_data = seconds + ms
raw_data = seconds + ms_4b
raw_data += b"\x00" * (D_RAW_DATA_LEN - len(raw_data))
src = FRAME_CONST["SRC"]#源
dst = FRAME_CONST["DST"]#宿
if_type = FRAME_CONST["IF_TYPE"]#接口类型
word_addr = FRAME_CONST["WORD_ADDR"]#字地址
reserved2 = b"\x00\x00\x00\x00"#保留
check_data = (
struct.pack("BBBB", src, dst, if_type, word_addr)
+ reserved2
+ raw_data
)
checksum = calc_sum(check_data)
frame = (
struct.pack(">H", FRAME_CONST["HEAD"])
+ struct.pack(">H", FRAME_CONST["SIM_ID"])
+ struct.pack(">H", 0x0000)
+ struct.pack(">H", FRAME_CONST["DATA_LEN"])
+ check_data
+ struct.pack(">H", checksum)
+ struct.pack(">H", FRAME_CONST["TAIL"])
)
hex_dump(frame, "发送D软件完整帧")
return frame
except Exception as e:
logger.error(f"B→D转换失败：{e}", exc_info=True)
return None
@staticmethod
def extract_bits(data: bytes, start_bit: int, bit_len: int) -> bytes:
"""
大端序、比特紧密对齐
从data的 start_bit 位置，提取 bit_len 长度比特 → 返回bytes
"""
# 把所有字节转成连续的01比特字符串
bitstream = ""
for byte in data:
bitstream += f"{byte:08b}"
# 截取需要的部分
selected_bits = bitstream[start_bit : start_bit + bit_len]
# 不足补0
if len(selected_bits) < bit_len:
selected_bits = selected_bits.ljust(bit_len, "0")
# 转回字节
result = b""
for i in range(0, len(selected_bits), 8):
segment = selected_bits[i:i+8].ljust(8, "0")
result += int(segment, 2).to_bytes(1, byteorder="big")
return result

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converter/b_to_e.py Normal file
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from converter.base_converter import BaseConverter
class B2EConverter(BaseConverter):
def convert(self, data):
# 后续填协议
return data

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from typing import Optional
class BaseConverter:
def convert(self, data: bytes) -> Optional[bytes]:
"""所有转换器必须实现此方法"""
raise NotImplementedError

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import struct
from typing import Optional
from converter.base_converter import BaseConverter
from utils.logger import logger
from utils.hex_helper import hex_dump
# ====================== 指令映射表 ======================
CMD_MAP = {
"5555000811110010A5A5A5A5A5A5A5A5A5": "K3008",
"5555000911110010A5A5A5A5A5A5A5A5A5": "K3009",
"5555000A11110010A5A5A5A5A5A5A5A5A5": "K3010",
"5555000B11110010A5A5A5A5A5A5A5A5A5": "K3011",
"88880A0506040004000400A5A5A5A5A5A5": "K6307",
"88880A0506040104010401A5A5A5A5A5A5": "K6308",
"88880A0506040204020402A5A5A5A5A5A5": "K6309",
"88880A0506040304030403A5A5A5A5A5A5": "K6310",
"88880A0506040404040404A5A5A5A5A5A5": "K6311",
"88880A0506040504050405A5A5A5A5A5A5": "K6312",
"88880A0506040604060406A5A5A5A5A5A5": "K6313",
"88880A0506040704070407A5A5A5A5A5A5": "K6314",
"88880A0506040804080408A5A5A5A5A5A5": "K6315",
"88880A0506040904090409A5A5A5A5A5A5": "K6316",
"88880A0506040A040A040AA5A5A5A5A5A5": "K6317",
"88880A0506040B040B040BA5A5A5A5A5A5": "K6318",
"88880A0506040C040C040CA5A5A5A5A5A5": "K6319",
"88880A0506040D040D040DA5A5A5A5A5A5": "K6320",
"88880A0506040E040E040EA5A5A5A5A5A5": "K6321",
"88880A0506040F040F040FA5A5A5A5A5A5": "K6322",
"88880A0506050005000500A5A5A5A5A5A5": "K6323",
"88880A0506050105010501A5A5A5A5A5A5": "K6324",
"88880A0506050205020502A5A5A5A5A5A5": "K6325",
"88880A0506050305030503A5A5A5A5A5A5": "K6326",
"88880A0506050405040504A5A5A5A5A5A5": "K6327",
"88880A0506050505050505A5A5A5A5A5A5": "K6328",
"88880A0506050605060506A5A5A5A5A5A5": "K6329",
"88880A0506050705070507A5A5A5A5A5A5": "K6330",
"88880A0506050805080508A5A5A5A5A5A5": "K6331",
"88880A0506050905090509A5A5A5A5A5A5": "K6332",
"88880A0506050A050A050AA5A5A5A5A5A5": "K6333",
"88880A0506050B050B050BA5A5A5A5A5A5": "K6334",
"88880A0506050C050C050CA5A5A5A5A5A5": "K6335",
"88880A0506050D050D050DA5A5A5A5A5A5": "K6336",
"88880A0506050E050E050EA5A5A5A5A5A5": "K6337",
"88880A0506050F050F050FA5A5A5A5A5A5": "K6338",
"88880A0506060006000600A5A5A5A5A5A5": "K6339",
"88880A0506060106010601A5A5A5A5A5A5": "K6340",
"88880A0506060206020602A5A5A5A5A5A5": "K6341",
"88880A0506060306030603A5A5A5A5A5A5": "K6342",
"88880A0506060406040604A5A5A5A5A5A5": "K6343",
"88880A0506060506050605A5A5A5A5A5A5": "K6344",
"88880A0506060606060606A5A5A5A5A5A5": "K6345",
"88880A0506060706070607A5A5A5A5A5A5": "K6346",
"88880A0506060806080608A5A5A5A5A5A5": "K6347",
"88880A0506060906090609A5A5A5A5A5A5": "K6348",
"88880A0506060A060A060AA5A5A5A5A5A5": "K6349",
"88880A0506060B060B060BA5A5A5A5A5A5": "K6350",
"88880A0506060C060C060CA5A5A5A5A5A5": "K6351",
"88880A0506060D060D060DA5A5A5A5A5A5": "K6352",
"88880A0506060E060E060EA5A5A5A5A5A5": "K6353",
"88880A0506060F060F060FA5A5A5A5A5A5": "K6354",
"88880A0506070007000700A5A5A5A5A5A5": "K6355",
"88880A0506070107010701A5A5A5A5A5A5": "K6356",
"88880A0506070207020702A5A5A5A5A5A5": "K6357",
"88880A0506070307030703A5A5A5A5A5A5": "K6358",
"88880A0506070407040704A5A5A5A5A5A5": "K6359",
"88880A0506070507050705A5A5A5A5A5A5": "K6360",
"88880A0506070607060706A5A5A5A5A5A5": "K6361",
"88880A0506070707070707A5A5A5A5A5A5": "K6362",
"88880A0506070807080708A5A5A5A5A5A5": "K6363",
"88880A0506070907090709A5A5A5A5A5A5": "K6364",
"88880A0506070A070A070AA5A5A5A5A5A5": "K6365",
"88880A0506070B070B070BA5A5A5A5A5A5": "K6366",
"88880A0506070C070C070CA5A5A5A5A5A5": "K6367",
"88880A0506070D070D070DA5A5A5A5A5A5": "K6368",
"88880A0506070E070E070EA5A5A5A5A5A5": "K6369",
"88880A0506070F070F070FA5A5A5A5A5A5": "K6370",
"88880101061111001B0000A5A5A5A5A5A5": "K6155",
"88880101061111001C0000A5A5A5A5A5A5": "K6156",
"88880101061111001F0000A5A5A5A5A5A5": "K6159",
"8888010106111100200000A5A5A5A5A5A5": "K6160",
"8888010106111100620000A5A5A5A5A5A5": "K6225",
"8888010106111100630000A5A5A5A5A5A5": "K6226",
"8888010106111100210000A5A5A5A5A5A5": "K6161",
"8888010106111100220000A5A5A5A5A5A5": "K6162",
"8888010106111100270000A5A5A5A5A5A5": "K6166",
"8888010106111100280000A5A5A5A5A5A5": "K6167",
"8888010106111100330000A5A5A5A5A5A5": "K6178",
"8888010106111100340000A5A5A5A5A5A5": "K6179",
"8888010106111100350000A5A5A5A5A5A5": "K6180",
"8888010106111100360000A5A5A5A5A5A5": "K6181",
"88880101061111006A0000A5A5A5A5A5A5": "K6233",
"88880101061111006B0000A5A5A5A5A5A5": "K6234",
"88880101061111007E0000A5A5A5A5A5A5": "K6253",
"88880101061111007F0000A5A5A5A5A5A5": "K6254",
"88880C1B0C020222BBAAAAAAAAAAAAAA33": "K6557",
"88880C1B0C020222CCAAAAAAAAAAAAAA44": "K6558",
"88880101061111003D0000A5A5A5A5A5A5": "K6188",
"88880101061111003E0000A5A5A5A5A5A5": "K6189",
"88880101061111003F0000A5A5A5A5A5A5": "K6190",
"8888010106111100400000A5A5A5A5A5A5": "K6191",
"8888010106111100410000A5A5A5A5A5A5": "K6192",
"8888010106111100420000A5A5A5A5A5A5": "K6193",
"8888010106111100430000A5A5A5A5A5A5": "K6194",
"8888010106111100440000A5A5A5A5A5A5": "K6195",
"88880C1B0C02021177AAAAAAAAAAAAAACC": "K6451",
"88880C1B0C02021188AAAAAAAAAAAAAA33": "K6452",
"88880101061111000B0000A5A5A5A5A5A5": "K6139",
"88880101061111000C0000A5A5A5A5A5A5": "K6140",
"8888010106111100170000A5A5A5A5A5A5": "K6151",
"8888010106111100180000A5A5A5A5A5A5": "K6152",
"8888010106111100610000A5A5A5A5A5A5": "K6224",
"8888010106111100780000A5A5A5A5A5A5": "K6247",
"8888010106111100790000A5A5A5A5A5A5": "K6248",
#2026/4/13新增
"888810010AA0A00000000000000000A5A5":"K6669",
"888810010A40500000000000000000A5A5":"K6670",
"888810010A50400000000000000000A5A5":"K6671",
"888810010A6070AB180000AB180000A5A5":"K6672",
"888810010A7060AB180000AB180000A5A5":"K6673",
"888810010A00000000000000000000A5A5":"K6674",
"888810010A20300000000000000000A5A5":"K6675",
"888810010A30200000000000000000A5A5":"K6676",
#2026/4/16新增
"888810010A00300000000000000000A5A5":"K6677",
"888810010A00200000000000000000A5A5":"K6678",
"888810010A00500000000000000000A5A5":"K6679",
"888810010A00400000000000000000A5A5":"K6680",
"888810010A007000000000AB180000A5A5":"K6681",
"888810010A006000000000AB180000A5A5":"K6682",
"888810010A00A00000000000000000A5A5":"K6683",
"888810010A20000000000000000000A5A5":"K6684",
"888810010A30000000000000000000A5A5":"K6685",
"888810010A20500000000000000000A5A5":"K6686",
"888810010A30400000000000000000A5A5":"K6687",
"888810010A207000000000AB180000A5A5":"K6688",
"888810010A306000000000AB180000A5A5":"K6689",
"888810010A20A00000000000000000A5A5":"K6690",
"888810010A30A00000000000000000A5A5":"K6691",
"888810010A40000000000000000000A5A5":"K6692",
"888810010A50000000000000000000A5A5":"K6693",
"888810010A40300000000000000000A5A5":"K6694",
"888810010A50200000000000000000A5A5":"K6695",
"888810010A407000000000AB180000A5A5":"K6696",
"888810010A506000000000AB180000A5A5":"K6697",
"888810010A40A00000000000000000A5A5":"K6698",
"888810010A50A00000000000000000A5A5":"K6699",
"888810010A6000AB18000000000000A5A5":"K6700",
"888810010A7000AB18000000000000A5A5":"K6701",
"888810010A6030AB18000000000000A5A5":"K6702",
"888810010A7020AB18000000000000A5A5":"K6703",
"888810010A6050AB18000000000000A5A5":"K6704",
"888810010A7040AB18000000000000A5A5":"K6705",
"888810010A60A0AB18000000000000A5A5":"K6706",
"888810010A70A0AB18000000000000A5A5":"K6707",
"888810010AA0000000000000000000A5A5":"K6708",
"888810010AA0300000000000000000A5A5":"K6709",
"888810010AA0200000000000000000A5A5":"K6710",
"888810010AA0500000000000000000A5A5":"K6711",
"888810010AA0400000000000000000A5A5":"K6712",
"888810010AA07000000000AB180000A5A5":"K6713",
"888810010AA06000000000AB180000A5A5":"K6714",
"888810010A40400000000000000000A5A5":"K6715",
"888810010A50500000000000000000A5A5":"K6716",
"888810010A6060AB180000AB180000A5A5":"K6717",
"888810010A7070AB180000AB180000A5A5":"K6718",
"888810010A20200000000000000000A5A5":"K6719",
"888810010A30300000000000000000A5A5":"K6720",
"888810010A20400000000000000000A5A5":"K6723",
"888810010A30500000000000000000A5A5":"K6724",
"888810010A206000000000AB180000A5A5":"K6725",
"888810010A307000000000AB180000A5A5":"K6726",
"888810010A40200000000000000000A5A5":"K6727",
"888810010A50300000000000000000A5A5":"K6728",
"888810010A406000000000AB180000A5A5":"K6729",
"888810010A507000000000AB180000A5A5":"K6730",
"888810010A6020AB18000000000000A5A5":"K6731",
"888810010A7030AB18000000000000A5A5":"K6732",
"888810010A6040AB18000000000000A5A5":"K6733",
"888810010A7050AB18000000000000A5A5":"K6734",
"BBBBFF0101A5A5A5A5A5A5A5A5A5A5A5A5":"K1085",
"BBBBFF0202A5A5A5A5A5A5A5A5A5A5A5A5":"K1089",
}
class C2AConverter(BaseConverter):
def convert(self, data: bytes) -> Optional[bytes]:
try:
# ========= 1. 截取指令码（B48~B64） =========
if len(data) < 65:
logger.warning("帧长度不足，无法解析指令")
return None
# cmd_bytes = data[48:48+17]#遥控通道遥控帧
cmd_bytes = data[54:(54+17)]#地测通道遥控帧
cmd_hex = cmd_bytes.hex().upper()
#logger.info(f"🔍 提取指令码：{cmd_hex}")
# ========= 2. 查询指令是否需要转发 =========
if cmd_hex not in CMD_MAP:
#logger.info("ℹ️ 指令不在转发列表，不发送给 A")
return None
cmd_code = CMD_MAP[cmd_hex]
logger.info(f"✅ 匹配指令：{cmd_code}，准备转发给 A")
# ========= 3. 提取数字（4位十进制） =========
num_str = cmd_code[1:] # K3008 → 3008
num = int(num_str)
logger.info(f"✅ 匹配指令：{cmd_code}，🔢 指令编号：{num_str} → {num}")
# ========= 4. 转 double（8字节 大端） =========
double_big = struct.pack('>d', float(num))
# ========= 5. 组 A 软件协议帧 =========
HEADER = 0xEB90EB90
DATA_LEN = 0x08
if num == 1085 or num == 1089:
DIR = 0x02222222 #控制前端到同元
DATA_ID = 0x00330000 #测控
else:
DIR = 0x01111111 #0x02222222改为0x01111111(数字卫星到同元)
DATA_ID = 0x00440000 #SADA
PARAM_TYPE = 0x00222222
SATELLITE = 0x00000001
TAIL = 0x4C3A
frame = (
struct.pack('>I', HEADER)
+ struct.pack('>I', DATA_LEN)
+ struct.pack('>I', DIR)
+ struct.pack('>I', DATA_ID)
+ struct.pack('>I', PARAM_TYPE)
+ struct.pack('>I', SATELLITE)
+ double_big
+ struct.pack('>H', TAIL)
)
hex_dump(frame, f"向A 软件发送帧 [{cmd_code}]")
return frame
except Exception as e:
logger.error(f"C→A 转换失败：{e}", exc_info=True)
return None

10
converter/c_to_b.py Normal file
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from converter.base_converter import BaseConverter
from utils.logger import logger
from utils.hex_helper import hex_dump
class C2BConverter(BaseConverter):
def convert(self, data: bytes):
# 无条件透传给 B
hex_dump(data, "C→B 透传指令")
logger.info("✅ 指令已透传给 B 软件")
return data