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Added IE 187(Maximum Wait Time) and 188(Millisecond Time Stamp) to gtp_v2.py #4376

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Added IE 187(Maximum Wait Time) and 188(Millisecond Time Stamp) to gtp_v2.py #4376

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19 changes: 19 additions & 0 deletions scapy/contrib/gtp_v2.py
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Original file line number Diff line number Diff line change
Expand Up @@ -233,6 +233,8 @@
163: "Additional Protocol Configuration Options",
170: "ULI Timestamp",
172: "RAN/NAS Cause",
187: "Integer Number : Maximum Wait Time",
188: "Millisecond Time Stamp",
197: "Extended Protocol Configuration Options",
202: "UP Function Selection Indication Flags",
255: "Private Extension",
Expand Down Expand Up @@ -1427,6 +1429,21 @@ class IE_MMBR(gtp.IE_Base):
IntField("uplink_rate", 0),
IntField("downlink_rate", 0)]

class IE_Maximum_Wait_Time(gtp.IE_Base):
name = "IE Maximum Wait Time"
fields_desc = [ByteEnumField("ietype", 187, IEType),
ShortField("length", None),
BitField("CR_flag", 0, 4),
BitField("instance", 0, 4),
ShortField("MaximumWaitTime", 4)]

class IE_Millisecond_Time_Stamp(gtp.IE_Base):
name = "IE Millisecond Time Stamp"
fields_desc = [ByteEnumField("ietype", 188, IEType),
ShortField("length", None),
BitField("CR_flag", 0, 4),
BitField("instance", 0, 4),
BitField("OriginationTimeStamp", 0, 48)]

class IE_UPF_SelInd_Flags(gtp.IE_Base):
name = "IE UP Function Selection Indication Flags"
Expand Down Expand Up @@ -1518,6 +1535,8 @@ class IE_PrivateExtension(gtp.IE_Base):
163: IE_APCO,
170: IE_ULI_Timestamp,
172: IE_Ran_Nas_Cause,
187: IE_Maximum_Wait_Time,
188: IE_Millisecond_Time_Stamp,
197: IE_EPCO,
202: IE_UPF_SelInd_Flags,
255: IE_PrivateExtension}
Expand Down