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wip: rc6 VFR/DVD/CSS base (held for bulletproofing + split)

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This commit is contained in:
Matthew Jackson
2026-06-25 18:17:08 -07:00
parent 9b6a48e9d9
commit 8e0797eab0
9 changed files with 653 additions and 305 deletions
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tests/pass_n_patch_fix.rs
+6 -6
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@@ -31,13 +31,13 @@ fn decrypt_sectors_with_aacs_keys_works() {
aacs::decrypt_unit(&mut unit, &unit_key); // decrypt_unit is idempotent on already-encrypted data
// Now we have encrypted data - create DecryptKeys with actual keys
let keys = DecryptKeys::Aacs {
let mut keys = DecryptKeys::Aacs {
unit_keys: vec![(0u32, unit_key)],
read_data_key: None,
};
// decrypt_sectors should handle this without error
let result = libfreemkv::decrypt::decrypt_sectors(&mut unit, &keys, 0);
let result = libfreemkv::decrypt::decrypt_sectors(&mut unit, &mut keys, 0);
assert!(
result.is_ok(),
@@ -50,8 +50,8 @@ fn decrypt_sectors_with_aacs_keys_works() {
fn decrypt_sectors_with_none_keys_is_noop() {
let mut sector = vec![0x42u8; 2048];
let keys = DecryptKeys::None;
let result = libfreemkv::decrypt::decrypt_sectors(&mut sector, &keys, 0);
let mut keys = DecryptKeys::None;
let result = libfreemkv::decrypt::decrypt_sectors(&mut sector, &mut keys, 0);
assert!(result.is_ok());
assert_eq!(
@@ -70,10 +70,10 @@ fn decrypt_sectors_with_css_keys_works() {
sector[0x14] |= 0x30;
let title_key: [u8; 5] = [0x42, 0x13, 0x37, 0xBE, 0xEF]; // Not used - defined later
let keys = DecryptKeys::Css { title_key };
let mut keys = DecryptKeys::Css { title_key };
// Descramble (CSS uses same operation for encrypt/decrypt)
libfreemkv::decrypt::decrypt_sectors(&mut sector, &keys, 0).unwrap();
libfreemkv::decrypt::decrypt_sectors(&mut sector, &mut keys, 0).unwrap();
// Flag should be cleared
assert_eq!(sector[0x14] & 0x30, 0x00, "CSS flag should be cleared");