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潘栩锋
Thick-Common
Commits
04761ec3
Commit
04761ec3
authored
Mar 29, 2021
by
潘栩锋
🚴
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修复 TCPConn 启动CRC后,数据包异常,数据的长度0,就会出错
parent
ea4f1e33
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+14
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TCPConn.cs
Project.FLY.FObjSys/FObjSys/TCPConn.cs
+14
-0
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Project.FLY.FObjSys/FObjSys/TCPConn.cs
View file @
04761ec3
...
...
@@ -113,7 +113,13 @@ namespace FObjBase
return
-
1
;
}
else
if
(
plen
<
2
)
{
//异常,包最短也有2个byte
logger
.
Error
(
$"TCPConn GetRecvInfoPacket 包.Size =
{
plen
}
,太小,不正常, 断开重新连接"
);
sock
.
Close
();
return
-
1
;
}
if
(
len
<
plen
)
{
return
0
;
...
...
@@ -121,6 +127,14 @@ namespace FObjBase
if
(
HasCRC
)
//TODO
{
if
(
plen
<
4
)
{
//
logger
.
Error
(
"TCPConn GetRecvInfoPacket 包.Size < 4, 无法 CRC 校验。 断开重新连接"
);
sock
.
Close
();
return
-
1
;
}
UInt16
crc
=
Misc
.
CRC
.
CRC16
(
in_buffer
,
0
,
plen
-
2
);
int
packet_crc_idx
=
plen
-
2
;
UInt16
packet_crc
=
BitConverter
.
ToUInt16
(
in_buffer
.
GetRange
(
packet_crc_idx
,
2
).
ToArray
(),
0
);
...
...
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