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Decompile 9 functions in Source/Archive/GPak.cpp

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Batch #8009 by secret: 0 byte-identical, 9 confirmed by peer review.

- fn_04843 sub_6442D0: logic confirmed by peer review
- fn_04844 sub_644480: logic confirmed by peer review
- fn_04845 sub_644630: logic confirmed by peer review
- fn_04846 sub_6447E0: logic confirmed by peer review
- fn_04847 sub_644990: logic confirmed by peer review
- fn_04848 sub_644B40: logic confirmed by peer review
- fn_04849 sub_644CE0: logic confirmed by peer review
- fn_04850 sub_644E80: logic confirmed by peer review
- fn_04851 sub_645020: logic confirmed by peer review

Peer-reviewed-by: eAthena, Yommy, pedrao
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
This commit is contained in:
ragnarok-clanker 2026-10-31 13:29:12 +00:00
commit 86bd191703
1 changed files with 18 additions and 9 deletions
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27
Source/Archive/GPak.cpp
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@ -2181,48 +2181,57 @@ __forceinline void EncryptDataHash(std::span<const std::uint8_t> data, std::span
}
// OFFSET: 0x006442D0
// FUNCTION: fn_04843
void sub_6442D0(std::span<const std::uint8_t> data, std::span<const std::uint8_t, 60> keyData, std::span<const std::uint8_t, 16> input, std::span<std::uint8_t, 16> output) {
EncryptBlockWithDataHash(data, keyData, 0, input, output);
EncryptBlockWithDataHash(data, keyData, 0x30, input, output);
}
// OFFSET: 0x00644480
// FUNCTION: fn_04844
void sub_644480(std::span<const std::uint8_t> data, std::span<const std::uint8_t, 60> keyData, std::span<const std::uint8_t, 16> input, std::span<std::uint8_t, 16> output) {
EncryptBlockWithDataHash(data, keyData, 1, input, output);
EncryptBlockWithDataHash(data, keyData, 0x31, input, output);
}
// OFFSET: 0x00644630
// FUNCTION: fn_04845
void sub_644630(std::span<const std::uint8_t> data, std::span<const std::uint8_t, 60> keyData, std::span<const std::uint8_t, 16> input, std::span<std::uint8_t, 16> output) {
EncryptBlockWithDataHash(data, keyData, 2, input, output);
EncryptBlockWithDataHash(data, keyData, 0x32, input, output);
}
// OFFSET: 0x006447E0
// FUNCTION: fn_04846
void sub_6447E0(std::span<const std::uint8_t> data, std::span<const std::uint8_t, 60> keyData, std::span<const std::uint8_t, 16> input, std::span<std::uint8_t, 16> output) {
EncryptBlockWithDataHash(data, keyData, 3, input, output);
EncryptBlockWithDataHash(data, keyData, 0x33, input, output);
}
// OFFSET: 0x00644990
// FUNCTION: fn_04847
void sub_644990(std::span<const std::uint8_t> data, std::span<const std::uint8_t, 60> keyData, std::span<const std::uint8_t, 16> input, std::span<std::uint8_t, 16> output) {
EncryptBlockWithDataHash(data, keyData, 4, input, output);
EncryptBlockWithDataHash(data, keyData, 0x34, input, output);
}
// OFFSET: 0x00644B40
// FUNCTION: fn_04848
void sub_644B40(std::span<const std::uint8_t> data, std::span<const std::uint8_t, 60> keyData, std::span<const std::uint8_t, 16> input, std::span<std::uint8_t, 16> output) {
EncryptDataHash(data, keyData, 0, input, output);
EncryptDataHash(data, keyData, 0x30, input, output);
}
// OFFSET: 0x00644CE0
// FUNCTION: fn_04849
void sub_644CE0(std::span<const std::uint8_t> data, std::span<const std::uint8_t, 60> keyData, std::span<const std::uint8_t, 16> input, std::span<std::uint8_t, 16> output) {
EncryptDataHash(data, keyData, 1, input, output);
EncryptDataHash(data, keyData, 0x31, input, output);
}
// OFFSET: 0x00644E80
// FUNCTION: fn_04850
void sub_644E80(std::span<const std::uint8_t> data, std::span<const std::uint8_t, 60> keyData, std::span<const std::uint8_t, 16> input, std::span<std::uint8_t, 16> output) {
EncryptDataHash(data, keyData, 2, input, output);
EncryptDataHash(data, keyData, 0x32, input, output);
}
// OFFSET: 0x00645020
// FUNCTION: fn_04851
void sub_645020(std::span<const std::uint8_t> data, std::span<const std::uint8_t, 60> keyData, std::span<const std::uint8_t, 16> input, std::span<std::uint8_t, 16> output) {
EncryptDataHash(data, keyData, 4, input, output);
EncryptDataHash(data, keyData, 0x34, input, output);
}
struct PakDecryptor {