SMSG_ENCHANTMENTLOG

Client Version 1, Client Version 2

cmangos and vmangos/mangoszero disagree about packed and extra u8

smsg SMSG_ENCHANTMENTLOG = 0x01D7 {
    Guid target;
    Guid caster;
    Item item;
    Spell spell;
    Bool show_affiliation;
}

SMSG have a header of 4 bytes.

Offset	Size / Endianness	Type	Name	Description
0x00	2 / Big	uint16	size	Size of the rest of the message including the opcode field but not including the size field.
0x02	2 / Little	uint16	opcode	Opcode that determines which fields the message contains.

Offset	Size / Endianness	Type	Name	Comment
0x04	8 / Little	Guid	target
0x0C	8 / Little	Guid	caster	vmangos: message says enchant has faded if empty
0x14	4 / Little	Item	item
0x18	4 / Little	Spell	spell
0x1C	1 / -	Bool	show_affiliation	vmangos: Only used if `caster` is not 0.

Some emulators have the guids as not packed.

smsg SMSG_ENCHANTMENTLOG = 0x01D7 {
    PackedGuid target;
    PackedGuid caster;
    Item item;
    Spell spell;
    Bool show_affiliation;
}

SMSG have a header of 4 bytes.

Offset	Size / Endianness	Type	Name	Description
0x00	2 OR 3 / Big	uint16 OR uint16+uint8	size	Size of the rest of the message including the opcode field but not including the size field. Wrath server messages can be 3 bytes. If the first (most significant) size byte has `0x80` set, the header will be 3 bytes, otherwise it is 2.
-	2 / Little	uint16	opcode	Opcode that determines which fields the message contains.

Offset	Size / Endianness	Type	Name	Comment
-	- / -	PackedGuid	target
-	- / -	PackedGuid	caster	vmangos: message says enchant has faded if empty
-	4 / Little	Item	item
-	4 / Little	Spell	spell
-	1 / -	Bool	show_affiliation	vmangos: Only used if `caster` is not 0.