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Use correct crypto for padding in ExeFS

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Fixes #413
This commit is contained in:
d0k3 2018-08-29 00:07:38 +02:00
parent 14c97a7f6b
commit 79a00b09f9
1 changed files with 10 additions and 3 deletions
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13
arm9/source/game/ncch.c
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@ -278,10 +278,17 @@ u32 CryptNcch(void* data, u32 offset, u32 size, NcchHeader* ncch, ExeFsHeader* e
// exefs file handling
if (exefs) for (u32 i = 0; i < 10; i++) {
ExeFsFileHeader* file = exefs->files + i;
if (CryptNcchSection(data, offset, size,
(ncch->offset_exefs * NCCH_MEDIA_UNIT) + 0x200 + file->offset,
align(file->size, NCCH_MEDIA_UNIT), 0x200 + file->offset,
if (!file->size) continue;
u32 offset_file = (ncch->offset_exefs * NCCH_MEDIA_UNIT) + 0x200 + file->offset;
u32 size_file = file->size;
u32 offset_pad = offset_file + size_file;
u32 size_pad = align(size_file, NCCH_MEDIA_UNIT) - size_file;
if (CryptNcchSection(data, offset, size, offset_file, size_file, 0x200 + file->offset,
ncch, 2, crypt_to, EXEFS_KEYID(file->name)) != 0) return 1;
if (CryptNcchSection(data, offset, size, offset_pad, size_pad, 0x200 + file->offset + file->size,
ncch, 2, crypt_to, 0) != 0) return 1;
}
}