LowLevel/Luma3DS-3GX
Archived
1
0
Fork 0
Code Issues Pull Requests Releases 2 Wiki Activity

Improve fsTryOpenFile pattern (fixes Zelda Triforce Heroes)

Browse Source
This commit is contained in:
Aurora Wright
2017-04-23 18:44:46 +02:00
parent 2e561f7ea9
commit 8d102256a2
2 changed files with 7 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
injector/source/patcher.c
View File

@@ -310,9 +310,8 @@ static inline bool findLayeredFsSymbols(u8* code, u32 size, u32 *fsMountArchive,
if(addr <= size - 12 && *fsRegisterArchive == 0xFFFFFFFF && *(u32 *)(code + addr) == 0xE3500008 && (*(u32 *)(code + addr + 4) & 0xFFF00FF0) == 0xE1800400 && (*(u32 *)(code + addr + 8) & 0xFFF00FF0) == 0xE1800FC0)
*fsRegisterArchive = findFunctionStart(code, addr);
if(addr <= size - 16 && *fsTryOpenFile == 0xFFFFFFFF && *(u32 *)(code + addr + 0xC) == 0xE12FFF3C &&
((*(u32 *)(code + addr) == 0xE1A0100D) || (*(u32 *)(code + addr) == 0xE28D1010)) && (*(u32 *)(code + addr + 4) == 0xE590C000) &&
((*(u32 *)(code + addr + 8) == 0xE1A00004) || (*(u32 *)(code + addr + 8) == 0xE1A00005)))
if(addr <= size - 0x40 && *fsTryOpenFile == 0xFFFFFFFF && *(u32 *)(code + addr + 4) == 0x1AFFFFFC && *(u32 *)(code + addr) == 0xE351003A &&
*(u32 *)(code + addr + 0x34) == 0xE590C000 && *(u32 *)(code + addr + 0x3C) == 0xE12FFF3C)
*fsTryOpenFile = findFunctionStart(code, addr);
if(*fsOpenFileDirectly == 0xFFFFFFFF && *(u32 *)(code + addr) == 0x08030204)
@@ -520,7 +519,7 @@ static inline bool patchLayeredFs(u64 progId, u8* code, u32 size)
if(!archiveId) return true;
static const char *archiveName = "lfs:";
static const char *archiveName = "lf:";
u32 fsMountArchive = 0xFFFFFFFF,
fsRegisterArchive = 0xFFFFFFFF,
@@ -554,8 +553,8 @@ static inline bool patchLayeredFs(u64 progId, u8* code, u32 size)
payload32[i] = MAKE_BRANCH(payloadOffset + i * 4, fsTryOpenFile + 4);
break;
case 0xdead0004:
memcpy(payload32 + i, archiveName, 4);
memcpy((u8 *)(payload32 + i) + 4, path, sizeof(path));
memcpy(payload32 + i, archiveName, 3);
memcpy((u8 *)(payload32 + i) + 3, path, sizeof(path));
break;
case 0xdead0005:
payload32[i] = 0x100000 + fsMountArchive;