ludic/selfhost/tests/crypto.ludic
Orkuncakilkaya 647dfec334 feat(compiler): list literals, typed compound assignment, file:line diagnostics
- `[a, b, c]` list literals (E_LIST → emit_list); static_type learns
  slice-element, `new T`, list, string and literal kinds
- `x op= y` lowers through the same path as `x = x op y` (emit_bin_vals):
  fixed `*=`/`/=` use the Q16.16 64-bit paths, string `+=` concatenates,
  int→long widens; unary `-` keeps a fixed operand's type (arith_ty)
- one `unescape()` table for "strings", 'chars' and `interpolation`;
  `'\''`, `'\\'`, `'\"'` no longer read as 0; unterminated char literals
  and unexpected characters are errors instead of silently skipped
- every diagnostic is `file:line: error: msg` (g_parse_file / g_err_file,
  Node.file + Node.line set by node()); tok_desc() in expectation errors;
  duplicate `function` names and unknown `phase` names are reported in
  source terms (phase_id used to default unknown phases to Overlay)
- interpolation holes skip braces inside string literals
- hand-IR preludes move from the user `@fn_` prefix to `@lp_` so a user
  `is_ws` / `str_eq` / `path_join` no longer collides at link time
- `@ClearColor(expr)` accepts any constant expression; `Os.pid()` added
  (docs page + inventory); `str_starts()` in support/str
- main.ludic: `else if` flag ladder, char literals, stale script comments
- examples/lang/operators.ludic covers all of the above; os.ludic covers
  Os.pid; docs pages for Os.pid and the Overlay phase; ten changesets
- reseeded: selfhost/ludicc.seed.ll is the new compiler's own fixpoint

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
2026-09-05 01:12:16 +03:00

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Text

program T {
entry {
# ---- Crypto.sha256 — FIPS 180-4 known-answer vectors ----
print(Crypto.sha256("")) # e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
print(Crypto.sha256("abc")) # ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad
print(Crypto.sha256("The quick brown fox jumps over the lazy dog"))
# d7a8fbb307d7809469ca9abcb0082e4f8d5651e46d3cdb762d02d0bf37c9e592
# multi-block padding edge cases: 55 bytes (fits one block), 56 (spills into a
# second), 64 (an exact block that forces a whole padding block).
print(Crypto.sha256(Text.repeat("a", 55))) # 9f4390f8d30c2dd92ec9f095b65e2b9ae9b0a925a5258e241c9f1e910f734318
print(Crypto.sha256(Text.repeat("a", 56))) # b35439a4ac6f0948b6d6f9e3c6af0f5f590ce20f1bde7090ef7970686ec6738a
print(Crypto.sha256(Text.repeat("a", 64))) # ffe054fe7ae0cb6dc65c3af9b61d5209f439851db43d0ba5997337df154668eb
# ---- Crypto.hmac_sha256 — RFC-style known answers ----
print(Crypto.hmac_sha256("key", "The quick brown fox jumps over the lazy dog"))
# f7bc83f430538424b13298e6aa6fb143ef4d59a14946175997479dbc2d1a3cd8
print(Crypto.hmac_sha256("Jefe", "what do ya want for nothing?"))
# 5bdcc146bf60754e6a042426089575c75a003f089d2739839dec58b964ec3843
# ---- Crypto.verify_hmac — constant-time MAC check ----
let key = "s3cret"
let payload = "score=9001;level=12"
let mac = Crypto.hmac_sha256(key, payload)
if Crypto.verify_hmac(key, payload, mac) { print(1) } else { print(0) } # 1: untampered
if Crypto.verify_hmac(key, "score=9999;level=12", mac) { print(1) } else { print(0) } # 0: tampered payload
let forged = "0000000000000000000000000000000000000000000000000000000000000000"
if Crypto.verify_hmac(key, payload, forged) { print(1) } else { print(0) } # 0: forged mac
# ---- Crypto.ct_equal + Crypto.hex ----
if Crypto.ct_equal("abc", "abc") { print(1) } else { print(0) } # 1
if Crypto.ct_equal("abc", "abd") { print(1) } else { print(0) } # 0
if Crypto.ct_equal("abc", "abcd") { print(1) } else { print(0) } # 0 (unequal length)
print(Crypto.hex("abc")) # 616263
}
}