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Merge pull request #34 from taxicat1/dsprotect-arm9-static
Implement DSProtect patching in ARM9 static
This commit is contained in:
@@ -12,6 +12,7 @@
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#include "patches/arm9/CardiReadRomIdCorePatch.h"
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#include "patches/arm9/OSResetSystemPatch.h"
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#include "patches/arm9/PokemonDownloaderArm9Patch.h"
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#include "patches/arm9/DSProtectArm9Patch.h"
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#include "patches/arm9/OverlayPatches/FsStartOverlayHookPatch.h"
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#include "patches/arm9/OverlayPatches/DSProtectPatches/DSProtectOverlayPatch.h"
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#include "patches/arm9/OverlayPatches/DSProtectPatches/DSProtectPuyoPuyo7Patch.h"
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@@ -243,7 +244,9 @@ void Arm9Patcher::AddDSProtectPatches(
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{
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if (regularOverlayId == AP_LIST_OVERLAY_ID_STATIC_ARM9)
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{
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LOG_WARNING("Patching DSProtect in main memory currently not supported\n");
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patchCollection.AddPatch(new DSProtectArm9Patch(
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apListEntry->GetRegularOffset(), apListEntry->GetDSProtectVersion(),
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apListEntry->GetDSProtectFunctionMask()));
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}
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else
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{
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@@ -255,17 +258,18 @@ void Arm9Patcher::AddDSProtectPatches(
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u32 sOverlayId = apListEntry->GetSOverlayId();
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if (sOverlayId != AP_LIST_OVERLAY_ID_INVALID)
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{
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auto version = apListEntry->GetDSProtectVersion();
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if (version < DSProtectVersion::v2_00s)
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{
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version = (DSProtectVersion)((u32)version - (u32)DSProtectVersion::v2_00 + (u32)DSProtectVersion::v2_00s);
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}
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if (sOverlayId == AP_LIST_OVERLAY_ID_STATIC_ARM9)
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{
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LOG_WARNING("Patching DSProtect in main memory currently not supported\n");
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patchCollection.AddPatch(new DSProtectArm9Patch(
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apListEntry->GetSOffset(), version, ~0u));
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}
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else
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{
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auto version = apListEntry->GetDSProtectVersion();
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if (version < DSProtectVersion::v2_00s)
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{
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version = (DSProtectVersion)((u32)version - (u32)DSProtectVersion::v2_00 + (u32)DSProtectVersion::v2_00s);
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}
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overlayHookPatch->AddOverlayPatch(new DSProtectOverlayPatch(
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sOverlayId, apListEntry->GetSOffset(), version, ~0u));
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}
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19
arm9/source/patches/arm9/DSProtectArm9Patch.cpp
Normal file
19
arm9/source/patches/arm9/DSProtectArm9Patch.cpp
Normal file
@@ -0,0 +1,19 @@
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#include "common.h"
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#include "DSProtectArm9Patch.h"
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#include "OverlayPatches/DSProtectPatches/DSProtectOverlayPatch.h"
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#include "ApList.h"
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#include "sharedMemory.h"
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#include "ndsHeader.h"
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bool DSProtectArm9Patch::FindPatchTarget(PatchContext& patchContext)
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{
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return true; // target already specified by _arm9Offset
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}
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void DSProtectArm9Patch::ApplyPatch(PatchContext& patchContext)
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{
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auto patch = new DSProtectOverlayPatch(
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AP_LIST_OVERLAY_ID_STATIC_ARM9, _arm9Offset, _version, _functionMask);
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auto romHeader = (const nds_header_ntr_t*)TWL_SHARED_MEMORY->ntrSharedMem.romHeader;
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patch->ApplyPatchForStaticArm9(romHeader->arm9LoadAddress);
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}
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19
arm9/source/patches/arm9/DSProtectArm9Patch.h
Normal file
19
arm9/source/patches/arm9/DSProtectArm9Patch.h
Normal file
@@ -0,0 +1,19 @@
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#pragma once
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#include "../Patch.h"
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#include "DSProtectVersion.h"
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/// @brief Arm9 static patch for DS Protect.
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class DSProtectArm9Patch : public Patch
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{
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public:
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DSProtectArm9Patch(u32 arm9Offset, DSProtectVersion version, u32 functionMask)
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: _arm9Offset(arm9Offset), _version(version), _functionMask(functionMask) { }
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bool FindPatchTarget(PatchContext& patchContext) override;
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void ApplyPatch(PatchContext& patchContext) override;
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private:
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u32 _arm9Offset;
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DSProtectVersion _version;
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u32 _functionMask;
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};
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@@ -1,7 +1,5 @@
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#include "common.h"
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#include "../../../PatchContext.h"
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#include "thumbInstructions.h"
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#include "gameCode.h"
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#include "DSProtectOverlayPatchAsm.h"
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#include "DSProtectOverlayPatch.h"
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@@ -23,7 +21,10 @@
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const void* DSProtectOverlayPatch::InsertPatch(PatchContext& patchContext)
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{
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ConfigurePatch(patchContext);
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// Next patch and target overlay ID
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dsprotectpatch_nextAddress = next ? (const void*)next->InsertPatch(patchContext) : nullptr;
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dsprotectpatch_overlayId = _overlayId;
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CalculateOffsets();
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u32 patchSize = SECTION_SIZE(dsprotectpatch);
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void* patchAddress = patchContext.GetPatchHeap().Alloc(patchSize);
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@@ -33,12 +34,21 @@ const void* DSProtectOverlayPatch::InsertPatch(PatchContext& patchContext)
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return (const void*)entryAddress;
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}
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void DSProtectOverlayPatch::ConfigurePatch(PatchContext& patchContext) const
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void DSProtectOverlayPatch::ApplyPatchForStaticArm9(u32 arm9LoadAddress) const
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{
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// Next patch and target overlay ID
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dsprotectpatch_nextAddress = next ? (const void*)next->InsertPatch(patchContext) : nullptr;
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dsprotectpatch_overlayId = _overlayId;
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u32 fakeOverlayInfo[2];
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fakeOverlayInfo[0] = _overlayId; // ovy_id
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fakeOverlayInfo[1] = arm9LoadAddress; // ram_start
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dsprotectpatch_nextAddress = nullptr;
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dsprotectpatch_overlayId = _overlayId;
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CalculateOffsets();
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dsprotectpatch_executeWithParam(fakeOverlayInfo);
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}
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void DSProtectOverlayPatch::CalculateOffsets() const
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{
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u32 regionOffset = _overlayOffset;
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// Default invalid, enable below
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@@ -10,6 +10,7 @@ public:
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: _overlayId(overlayId), _overlayOffset(overlayOffset), _version(version), _functionMask(functionMask) { }
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const void* InsertPatch(PatchContext& patchContext) override;
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void ApplyPatchForStaticArm9(u32 arm9LoadAddress) const;
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private:
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u32 _overlayId;
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@@ -17,5 +18,5 @@ private:
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DSProtectVersion _version;
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u32 _functionMask;
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void ConfigurePatch(PatchContext& patchContext) const;
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void CalculateOffsets() const;
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};
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@@ -4,11 +4,12 @@
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DEFINE_SECTION_SYMBOLS(dsprotectpatch);
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extern "C" void dsprotectpatch_entry();
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extern "C" void dsprotectpatch_executeWithParam(u32* overlayInfo);
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extern u32 dsprotectpatch_patchType; // 0=write dsprotectpatch_writeWord, 1=copy subsequent word
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extern u32 dsprotectpatch_writeWord; // Word to write if dsprotectpatch_patchType=0
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extern u32 dsprotectpatch_offsetA1; // Target offset for A1 (0xFFFFFFFF=invalid)
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extern u32 dsprotectpatch_offsetNotA1; // Target offset for NotA1 (0xFFFFFFFF=invalid)
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extern u32 dsprotectpatch_offsetA1; // Target offset for A1 (0x8xxxxxxx=invalid)
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extern u32 dsprotectpatch_offsetNotA1; // Target offset for NotA1 (0x8xxxxxxx=invalid)
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extern u32 dsprotectpatch_overlayId; // Target overlay ID
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extern const void* dsprotectpatch_nextAddress; // Next patch address
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@@ -86,4 +86,16 @@ dsprotectpatch_nextAddress:
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.pool
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.text
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.global dsprotectpatch_executeWithParam
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.type dsprotectpatch_executeWithParam, %function
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dsprotectpatch_executeWithParam:
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push {r5, lr}
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movs r5, r0
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bl dsprotectpatch_entry
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pop {r5, pc}
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.pool
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.end
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@@ -64,6 +64,7 @@ B7KJ;0;1.28;111111;41;0x0;-1;0x0
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B7XJ;0;1.26;111111;0;0x0;-1;0x0
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B86E;0;2.01;111111;0;0x0;-1;0x0
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B86P;0;2.01;111111;0;0x0;-1;0x0
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B89J;0;1.08;111111;-2;0x1145AC;-1;0x0
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B8RJ;0;1.27;111111;7;0x0;-1;0x0
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BA5P;0;1.27;111111;0;0x0;-1;0x0
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BA7J;2;2.00;111111;0;0x0;-1;0x0
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@@ -78,6 +79,7 @@ BCDK;0;2.01;111111;-1;0x0;0;0x0
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BCJK;0;2.01;111111;28;0x0;29;0x0
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BCKJ;0;1.25;111111;0;0x0;-1;0x0
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BCXJ;0;1.25;111111;11;0x0;-1;0x0
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BCXJ;1;1.25;111111;11;0x0;-1;0x0
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BD2E;0;1.23;111111;2;0x0;-1;0x0
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BD2J;0;1.23;111111;2;0x0;-1;0x0
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BD2P;0;1.23;111111;2;0x0;-1;0x0
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@@ -138,13 +140,16 @@ BJCI;0;1.28;111111;4;0x0;-1;0x0
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BJCP;0;1.28;111111;4;0x0;-1;0x0
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BJKJ;0;1.26;111111;7;0x0;-1;0x0
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BK3J;0;1.23;111111;18;0x4bf8;-1;0x0
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BK3J;1;1.23;111111;18;0x4c00;-1;0x0
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BK9E;0;1.28;111111;104;0x0;-1;0x0
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BK9J;0;1.28;111111;104;0x0;-1;0x0
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BK9P;0;1.28;111111;104;0x0;-1;0x0
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BKCE;0;1.22;10110;0;0x0;-1;0x0
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BKIE;0;1.23Z;111111;1;0xa504;-1;0x0
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BKIE;1;1.23Z;111111;1;0xa504;-1;0x0
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BKIJ;0;1.23Z;111111;1;0xa538;-1;0x0
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BKIP;0;1.23Z;111111;1;0xa504;-1;0x0
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BKIP;1;1.23Z;111111;1;0xa504;-1;0x0
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BKJJ;0;1.23;111111;7;0x0;-1;0x0
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BKKJ;0;1.25;111111;-2;0x5a44c;-1;0x0
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BKMJ;0;1.23;111111;3;0x0;-1;0x0
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@@ -309,6 +314,8 @@ C6OJ;0;1.26;111111;2;0x0;-1;0x0
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CA5E;0;1.25;111111;0;0x0;-1;0x0
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CBEJ;0;1.08;111111;-2;0x314dc;-1;0x0
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CCTJ;0;1.05;10101;-2;0x3caa0;-1;0x0
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CCUJ;0;1.06;010101;-2;0xAF5BC;-1;0x0
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CCUJ;1;1.06;010101;-2;0xAF9F0;-1;0x0
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CDOK;0;1.20;111111;0;0x0;-1;0x0
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CFIE;0;1.06;10101;-2;0xcaa60;-1;0x0
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CFIJ;0;1.06;10101;-2;0xca9a8;-1;0x0
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@@ -319,6 +326,7 @@ CJRP;0;1.28;111111;2;0xd0;-1;0x0
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CKDJ;0;1.20;111111;-2;0x6c360;-1;0x0
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CL4K;0;1.28;111111;0;0x0;-1;0x0
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CLJE;0;1.20;10110;138;0x0;-1;0x0
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CLJJ;0;1.06;111111;4;0x4A4FC;-1;0x0
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CLJK;0;2.03;111111;138;0x0;-1;0x0
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CLJP;0;1.20;10110;138;0x0;-1;0x0
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CLPD;0;2.03;111111;1;0x0;-1;0x0
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@@ -439,6 +447,7 @@ V2GE;1;1.28;111111;15;0x0;-1;0x0
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V2GE;2;1.28;111111;15;0x0;-1;0x0
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V2GJ;0;1.28;111111;15;0x0;-1;0x0
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V2GV;0;1.28;111111;15;0x0;-1;0x0
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VAAE;0;1.26;111111;0;0x0;-1;0x0
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VAAJ;0;1.26;111111;0;0x0;-1;0x0
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VAAK;0;1.26;111111;0;0x0;-1;0x0
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VAAV;0;1.26;111111;0;0x0;-1;0x0
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@@ -462,6 +471,7 @@ VCPJ;0;1.26;111111;0;0x0;-1;0x0
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VCTJ;0;2.01;111111;0;0x0;-1;0x0
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VDEE;0;2.03;111111;15;0x0;16;0x0
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VDEJ;0;2.01;111111;15;0x0;16;0x0
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VDEJ;1;2.01;111111;15;0x0;16;0x0
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VEBJ;0;2.03;111111;0;0x3b0;-1;0x0
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VETP;0;1.27;111111;52;0x0;-1;0x0
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VFBE;0;1.23;111111;12;0x0;-1;0x0
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@@ -484,9 +494,11 @@ VPFE;0;1.26;111111;5;0x0;-1;0x0
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VPFV;0;1.27;111111;5;0x0;-1;0x0
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VPLJ;0;1.28;111111;32;0x0;-1;0x0
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VPTJ;0;1.22;111111;30;0x0;-1;0x0
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VPTJ;1;1.22;111111;30;0x0;-1;0x0
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VPYJ;0;2.03;111111;9;0x0;8;0x0
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VPYP;0;2.05;111111;9;0x0;8;0x0
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VPYT;0;2.05;111111;9;0x0;8;0x0
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VPYT;1;2.05;111111;9;0x0;8;0x0
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VS3E;0;1.28;111111;2;0x0;-1;0x0
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VS3V;0;1.28;111111;2;0x0;-1;0x0
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VSNE;0;1.23;111111;1;0x0;-1;0x0
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@@ -525,6 +537,7 @@ YFYK;0;1.00_2;110011;-2;0x69d40;-1;0x0
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YG4K;0;1.08;10101;2;0x0;-1;0x0
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YKGE;0;1.10;111111;28;0x0;-1;0x0
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YKGJ;0;1.08;111111;28;0x0;-1;0x0
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YKGJ;1;1.10;111111;26;0x0;-1;0x0
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YKGP;0;1.10;111111;28;0x0;-1;0x0
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YLUJ;0;1.22;111111;-2;0x7a678;-1;0x0
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YLUP;0;1.27;111111;-2;0x7d554;-1;0x0
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