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This commit is contained in:
Lightos1
2026-04-19 15:13:19 +02:00
committed by GitHub
parent 07d0824c55
commit 203587523a
1 changed files with 4 additions and 4 deletions
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8
Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv_mariko.cpp
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@@ -887,21 +887,21 @@ namespace ams::ldr::hoc::pcv::mariko {
constexpr u32 MovOffset = 10;
/* Ensure we don't dereference memory before nso start. */
R_UNLESS(ptr - BrOffset >= nsoStart, ldr::ResultInvalidMtcTable());
R_UNLESS(ptr - BrOffset >= nsoStart, ldr::ResultInvalidMtcTablePattern());
u32 adrp = *(ptr - AddpOffset);
R_UNLESS(AsmCompareAdrpNoImm(adrp, MtcAdrpAsm), ldr::ResultInvalidMtcTable());
R_UNLESS(AsmCompareAdrpNoImm(adrp, MtcAdrpAsm), ldr::ResultInvalidMtcTablePattern());
/* We don't check for matching register because both registers must be x0 in order to pass the previous checks. */
/* The correct instructions will always be x0 since the mtcTable pointer is returned. */
/* Pray this does not break. */
u32 br = *(ptr - BrOffset);
R_UNLESS(AsmCompareBrNoRd(br, MtcBrAsm), ldr::ResultInvalidMtcTable());
R_UNLESS(AsmCompareBrNoRd(br, MtcBrAsm), ldr::ResulInvalidMtcTablePattern());
/* Pray this does not break either. */
u32 mov = *(ptr - MovOffset);
R_UNLESS(asm_compare_no_rd(mov, MtcMovAsm), ldr::ResultInvalidMtcTable());
R_UNLESS(asm_compare_no_rd(mov, MtcMovAsm), ldr::ResultInvalidMtcTablePattern());
u8 movRd = asm_get_rd(mov);
u32 movCountPatch = asm_set_rd(asm_set_imm16(MtcMovAsm, newEmcList.size()), movRd);