1 # screen
 2 sig pixel-on-real-screen x: int, y: int, color: int
 3 sig draw-grapheme-on-real-screen g: grapheme, x: int, y: int, color: int, background-color: int
 4 sig cursor-position-on-real-screen -> _/eax: int, _/ecx: int
 5 sig set-cursor-position-on-real-screen x: int, y: int
 6 sig draw-cursor-on-real-screen g: grapheme
 7 
 8 # keyboard
 9 sig read-key kbd: (addr keyboard) -> _/eax: byte
10 
11 # disk
12 sig load-sector disk: (addr disk), lba: int, out: (addr stream byte)
13 sig store-sector disk: (addr disk), lba: int, out: (addr stream byte)
14 
15 # mouse
16 sig read-mouse-event -> _/eax: int, _/ecx: int
17 
18 # tests
19 sig count-test-failure
20 sig num-test-failures -> _/eax: int
21 
22 sig string-equal? s: (addr array byte), benchmark: (addr array byte) -> _/eax: boolean
23 sig string-starts-with? s: (addr array byte), benchmark: (addr array byte) -> _/eax: boolean
24 sig check-strings-equal s: (addr array byte), expected: (addr array byte), msg: (addr array byte)
25 
26 # streams
27 sig clear-stream f: (addr stream _)
28 sig rewind-stream f: (addr stream _)
29 sig stream-data-equal? f: (addr stream byte), s: (addr array byte) -> _/eax: boolean
30 sig check-stream-equal f: (addr stream byte), s: (addr array byte), msg: (addr array byte)
31 sig next-stream-line-equal? f: (addr stream byte), s: (addr array byte) -> _/eax: boolean
32 sig check-next-stream-line-equal f: (addr stream byte), s: (addr array byte), msg: (addr array byte)
33 sig write f: (addr stream byte), s: (addr array byte)
34 sig write-stream f: (addr stream byte), s: (addr stream byte)
35 sig read-byte s: (addr stream byte) -> _/eax: byte
36 sig append-byte f: (addr stream byte), n: int  # really just a byte, but I want to pass in literal numbers
37 #sig to-hex-char in/eax: int -> out/eax: int
38 sig append-byte-hex f: (addr stream byte), n: int  # really just a byte, but I want to pass in literal numbers
39 sig write-int32-hex f: (addr stream byte), n: int
40 sig write-int32-hex-bits f: (addr stream byte), n: int, bits: int
41 sig hex-int? in: (addr slice) -> _/eax: boolean
42 sig parse-hex-int in: (addr array byte) -> _/eax: int
43 sig parse-hex-int-from-slice in: (addr slice) -> _/eax: int
44 #sig parse-hex-int-helper start: (addr byte), end: (addr byte) -> _/eax: int
45 sig hex-digit? c: byte -> _/eax: boolean
46 #sig from-hex-char in/eax: byte -> out/eax: nibble
47 sig parse-decimal-int in: (addr array byte) -> _/eax: int
48 sig parse-decimal-int-from-slice in: (addr slice) -> _/eax: int
49 sig parse-decimal-int-from-stream in: (addr stream byte) -> _/eax: int
50 #sig parse-decimal-int-helper start: (addr byte), end: (addr byte) -> _/eax: int
51 sig decimal-size n: int -> _/eax: int
52 #sig allocate ad: (addr allocation-descriptor), n: int, out: (addr handle _)
53 #sig allocate-raw ad: (addr allocation-descriptor), n: int, out: (addr handle _)
54 sig lookup h: (handle _T) -> _/eax: (addr _T)
55 sig handle-equal? a: (handle _T), b: (handle _T) -> _/eax: boolean
56 sig copy-handle src: (handle _T), dest: (addr handle _T)
57 #sig allocate-region ad: (addr allocation-descriptor), n: int, out: (addr handle allocation-descriptor)
58 #sig allocate-array ad: (addr allocation-descriptor), n: int, out: (addr handle _)
59 sig copy-array ad: (addr allocation-descriptor), src: (addr array _T), out: (addr handle array _T)
60 #sig zero-out start: (addr byte), size: int
61 sig slice-empty? s: (addr slice) -> _/eax: boolean
62 sig slice-equal? s: (addr slice), p: (addr array byte) -> _/eax: boolean
63 sig slice-starts-with? s: (addr slice), head: (addr array byte) -> _/eax: boolean
64 sig write-slice out: (addr stream byte), s: (addr slice)
65 # bad name alert
66 sig slice-to-string ad: (addr allocation-descriptor), in: (addr slice), out: (addr handle array byte)
67 sig write-int32-decimal out: (addr stream byte), n: int
68 sig decimal-digit? c: grapheme -> _/eax: boolean
69 sig to-decimal-digit in: grapheme -> _/eax: int
70 # bad name alert
71 # next-word really tokenizes
72 # next-raw-word really reads whitespace-separated words
73 sig next-word line: (addr stream byte), out: (addr slice)  # skips '#' comments
74 sig next-raw-word line: (addr stream byte), out: (addr slice)  # does not skip '#' comments
75 sig stream-empty? s: (addr stream _) -> _/eax: boolean
76 sig stream-full? s: (addr stream _) -> _/eax: boolean
77 sig stream-to-array in: (addr stream _), out: (addr handle array _)
78 sig unquote-stream-to-array in: (addr stream _), out: (addr handle array _)
79 sig stream-first s: (addr stream byte) -> _/eax: byte
80 sig stream-final s: (addr stream byte) -> _/eax: byte
81 
82 #sig copy-bytes src: (addr byte), dest: (addr byte), n: int
83 sig copy-array-object src: (addr array _), dest-ah: (addr handle array _)
84 sig array-equal? a: (addr array int), b: (addr array int) -> _/eax: boolean
85 sig parse-array-of-ints s: (addr array byte), out: (addr handle array int)
86 sig parse-array-of-decimal-ints s: (addr array byte), out: (addr handle array int)
87 sig check-array-equal a: (addr array int), expected: (addr string), msg: (addr string)
88 
89 sig integer-divide a: int, b: int -> _/eax: int, _/edx: int