Wwise BNK Extractor

# Wwise soundbanks (BNK)
# Script for QuickBMS: https://aluigi.altervista.org/quickbms.htm

idstring "BKHD"
get SEC_SIZE long
endian guess SEC_SIZE
get EOF asize

# May not be present which means there are no sounds in the bank.
callfunction FIND_SECTION 1 "DIDX"
set TABLE_OFF SEC_OFF
set TABLE_SIZE SEC_SIZE

callfunction FIND_SECTION 1 "DATA"
set DATA_OFF SEC_OFF

goto TABLE_OFF
xmath FILES "TABLE_SIZE / 0x0c"
for i = 0 < FILES
	get ID long
	get OFFSET long
	get SIZE long

	math OFFSET + DATA_OFF
	string NAME p "%u.wem" ID
	log NAME OFFSET SIZE
next i

startfunction FIND_SECTION
	savepos PREV_OFF
	goto 0x00

	do
		getdstring SEC_ID 0x04
		get SEC_SIZE long
		savepos SEC_OFF
		xmath SEC_END "SEC_OFF + SEC_SIZE"
		goto SEC_END
	while SEC_ID != FIND_SECTION_ARG1 && SEC_END != EOF

	if SEC_ID != FIND_SECTION_ARG1
		print "Section %FIND_SECTION_ARG1% not found. The bank does not contain any sounds."
		cleanexit
	endif

	goto PREV_OFF
endfunction