SMM 2 Protocol

SMM 2 uses ENL.

Matching Packet

Offset	Size	Description
0x0	4	State
0x4	4	Padding
0x8	8	NSA ID
0x10	16	UUID
0x20	11 x 2	Name
0x36	2	Padding
0x38	88	Mii
0x90	2	Top number
0x92	2	Bottom number
0x94	2	Headwear number
0x96	2	Anim number
0x98	4	Related to battle mode rating
0x9C	1	Related to battle mode rating
0x9D	3	Padding
0xA0	4	Unknown
0xA4	4	Unknown
0xA8	4	Unknown
0xAC	4	Unknown
0xB0	4	Random value
0xB4	1	0 = Battle, 1 = Coop
0xB5	3	Padding
0xB8	4	Always 4
0xBC	4	Unknown

Thumbnail Packet

Offset	Size	Description
0x0	0x1BF9C	Thumbnail (JPEG)
0x1BF9C	4	Thumbnail size (always 0x1BF9C)
0x1BFA0	32	HMAC-SHA256 of JPEG data
0x1BFC0	16	RNG state for key generation
0x1BFD0	48	Padding (always 0)