.386
.model flat,stdcall
option casemap:none
include F:\MASM32\masm32\include\windows.inc
include F:\MASM32\masm32\include\kernel32.inc
InitPaths3D PROTO
LoadAnimPack3D PROTO :DWORD,:DWORD
FreeAnimPack3D PROTO :DWORD
.data
streetPack dd 6 dup(0)
streetPath db "assets\animations\hall\street-life-v4.bin",0
missingPath db "assets\animations\hall\__missing_street_probe__.bin",0
.code
RunStreetAssetProbe PROC
    call InitPaths3D
    invoke LoadAnimPack3D,OFFSET streetPack,OFFSET streetPath
    cmp eax,1
    jne probe_failed
    cmp streetPack[4],192
    jne probe_failed
    cmp streetPack[8],320
    jne probe_failed
    cmp streetPack[12],40
    jne probe_failed
    cmp streetPack[20],0
    je probe_failed
    invoke FreeAnimPack3D,OFFSET streetPack
    ; Rejecting a missing asset must not leave a plausible loaded header behind.
    invoke LoadAnimPack3D,OFFSET streetPack,OFFSET missingPath
    test eax,eax
    jnz probe_failed
    xor ecx,ecx
probe_empty:
    cmp streetPack[ecx*4],0
    jne probe_failed
    inc ecx
    cmp ecx,6
    jb probe_empty
    invoke ExitProcess,0
probe_failed:
    invoke ExitProcess,1
RunStreetAssetProbe ENDP
END