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ModernUO/Distribution/Data/packets/incoming/extended.json
Kamron Batman f0b65fecb7
feat: Add interactive packet documentation system 
- Create JSON-based packet documentation for 145 packets (66 incoming, 79 outgoing)
- Add HTML template with search, filtering, and navigation
- Support enum/bitfield field display with values and descriptions
- Support packet variants for version-specific structures
- Include 0xBF extended command subpackets documentation
- Add PowerShell build script to generate final HTML

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-01 11:47:31 -08:00

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{
"category": "Extended Commands (0xBF)",
"packets": [
{
"id": "0xBF",
"name": "Extended Command",
"description": "Wrapper packet for extended command subpackets.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "description": "Extended command ID" },
{ "name": "data", "type": "byte[]", "description": "Subcommand-specific data" }
],
"notes": "See individual 0xBF/0xXX packets for subcommand details.",
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 43
}
},
{
"id": "0xBF/0x05",
"subId": "0x05",
"name": "Screen Size",
"description": "Client reports screen size.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x05", "description": "Screen Size subcommand" },
{ "name": "width", "type": "int", "size": 4, "description": "Screen width" },
{ "name": "unknown", "type": "int", "size": 4, "description": "Unknown value" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 136
}
},
{
"id": "0xBF/0x06",
"subId": "0x06",
"name": "Party Message",
"description": "Client sends party-related commands.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x06", "description": "Party Message subcommand" },
{
"name": "partyCommand",
"type": "enum",
"enumType": "sequential",
"size": 1,
"description": "Party command type",
"values": [
{ "value": 1, "name": "AddMember", "description": "Add member to party" },
{ "value": 2, "name": "RemoveMember", "description": "Remove member from party" },
{ "value": 3, "name": "PrivateMessage", "description": "Send private message to party member" },
{ "value": 4, "name": "PublicMessage", "description": "Send public message to party" },
{ "value": 6, "name": "SetCanLoot", "description": "Set loot permission" },
{ "value": 8, "name": "Accept", "description": "Accept party invitation" },
{ "value": 9, "name": "Decline", "description": "Decline party invitation" }
]
},
{ "name": "data", "type": "byte[]", "description": "Command-specific data (target serial, message text)" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 142
}
},
{
"id": "0xBF/0x09",
"subId": "0x09",
"name": "Disarm Request",
"description": "Client requests to disarm opponent.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x09", "description": "Disarm Request subcommand" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 289
}
},
{
"id": "0xBF/0x0A",
"subId": "0x0A",
"name": "Stun Request",
"description": "Client requests to stun opponent.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x0A", "description": "Stun Request subcommand" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 277
}
},
{
"id": "0xBF/0x0B",
"subId": "0x0B",
"name": "Language",
"description": "Client sets language preference.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x0B", "description": "Language subcommand" },
{ "name": "language", "type": "ascii", "size": 4, "description": "Language code (e.g., 'ENU')" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 343
}
},
{
"id": "0xBF/0x0C",
"subId": "0x0C",
"name": "Close Status",
"description": "Client closes a status gump.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x0C", "description": "Close Status subcommand" },
{ "name": "serial", "type": "uint", "size": 4, "description": "Serial of mobile whose status to close" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 338
}
},
{
"id": "0xBF/0x0E",
"subId": "0x0E",
"name": "Animate",
"description": "Client requests to play an animation.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x0E", "description": "Animate subcommand" },
{ "name": "action", "type": "int", "size": 4, "description": "Animation action ID (must be in valid list)" }
],
"notes": "Only specific animation IDs are allowed for security.",
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 233
}
},
{
"id": "0xBF/0x10",
"subId": "0x10",
"name": "Query Properties",
"description": "Client queries Object Property List (tooltip) for an entity.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x10", "description": "Query Properties subcommand" },
{ "name": "serial", "type": "uint", "size": 4, "description": "Serial of entity to query" }
],
"related": [
{ "id": "0xDC", "relationship": "response", "note": "OPL Info packet" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 355
}
},
{
"id": "0xBF/0x1A",
"subId": "0x1A",
"name": "Stat Lock Change",
"description": "Client changes stat lock (STR/DEX/INT).",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x1A", "description": "Stat Lock Change subcommand" },
{
"name": "stat",
"type": "enum",
"enumType": "sequential",
"size": 1,
"description": "Which stat to change",
"values": [
{ "value": 0, "name": "Strength", "description": "Strength lock" },
{ "value": 1, "name": "Dexterity", "description": "Dexterity lock" },
{ "value": 2, "name": "Intelligence", "description": "Intelligence lock" }
]
},
{
"name": "lockValue",
"type": "enum",
"enumType": "sequential",
"size": 1,
"description": "New lock state",
"values": [
{ "value": 0, "name": "Up", "description": "Stat gains enabled" },
{ "value": 1, "name": "Down", "description": "Stat decreases enabled" },
{ "value": 2, "name": "Locked", "description": "Stat locked" }
]
}
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 301
}
},
{
"id": "0xBF/0x1C",
"subId": "0x1C",
"name": "Cast Spell",
"description": "Client casts a spell (optionally from spellbook).",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x1C", "description": "Cast Spell subcommand" },
{ "name": "hasBook", "type": "short", "size": 2, "description": "1 if casting from book, 0 otherwise" },
{ "name": "bookSerial", "type": "uint", "size": 4, "description": "Serial of spellbook (if hasBook)", "condition": "hasBook == 1" },
{ "name": "spellId", "type": "short", "size": 2, "description": "Spell ID + 1 (1-based)" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 257
}
},
{
"id": "0xBF/0x2C",
"subId": "0x2C",
"name": "Bandage Target",
"description": "Client uses bandage on a target.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x2C", "description": "Bandage Target subcommand" },
{ "name": "bandageSerial", "type": "uint", "size": 4, "description": "Serial of the bandage item" },
{ "name": "targetSerial", "type": "uint", "size": 4, "description": "Serial of target mobile" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 387
}
},
{
"id": "0xBF/0x2D",
"subId": "0x2D",
"name": "Targeted Spell",
"description": "Client casts spell with pre-selected target.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x2D", "description": "Targeted Spell subcommand" },
{ "name": "spellId", "type": "short", "size": 2, "description": "Spell ID + 1 (1-based)" },
{ "name": "targetSerial", "type": "uint", "size": 4, "description": "Serial of target entity" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 422
}
},
{
"id": "0xBF/0x2E",
"subId": "0x2E",
"name": "Targeted Skill Use",
"description": "Client uses skill with pre-selected target.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x2E", "description": "Targeted Skill Use subcommand" },
{ "name": "skillId", "type": "short", "size": 2, "description": "Skill ID" },
{ "name": "targetSerial", "type": "uint", "size": 4, "description": "Serial of target entity" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 429
}
},
{
"id": "0xBF/0x30",
"subId": "0x30",
"name": "Target By Resource Macro",
"description": "Client uses resource-based targeting macro.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x30", "description": "Target By Resource Macro subcommand" },
{ "name": "itemSerial", "type": "uint", "size": 4, "description": "Serial of item" },
{ "name": "resourceType", "type": "short", "size": 2, "description": "Resource type ID" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 439
}
},
{
"id": "0xBF/0x32",
"subId": "0x32",
"name": "Toggle Flying",
"description": "Client toggles gargoyle flying mode.",
"direction": "incoming",
"isDynamic": true,
"size": "Dynamic",
"fields": [
{ "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
{ "name": "length", "type": "ushort", "size": 2, "description": "Packet length" },
{ "name": "subCommand", "type": "ushort", "size": 2, "value": "0x32", "description": "Toggle Flying subcommand" }
],
"source": {
"file": "Projects/UOContent/Network/Packets/IncomingExtendedCommandPackets.cs",
"line": 272
}
}
]
}
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