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https://github.com/wiidev/usbloadergx.git
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127 lines
2.7 KiB
C++
127 lines
2.7 KiB
C++
//functions for manipulating the HBC stub by giantpune
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//updated by blackb0x August 2021
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#include <string.h>
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#include <ogcsys.h>
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#include <malloc.h>
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#include <stdio.h>
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#include "lstub.h"
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#include "gecko.h"
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#include "wad/nandtitle.h"
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extern const u8 stub_bin[];
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extern const u32 stub_bin_size;
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static char *determineStubTIDLocation()
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{
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u32 *stubID = (u32 *)0x80001818;
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// HBC stub 1.1.4
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if (stubID[0] == 0x548406B0 && stubID[1] == 0x7C800124)
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return (char *)0x80002662;
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// HBC stub changed @ version 1.0.7. this file was last updated for HBC 1.0.8
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else if (stubID[0] == 0x48000859 && stubID[1] == 0x4800088d)
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return (char *)0x8000286A;
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// HBC stub 1.0.6 and lower, and stub.bin
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else if (stubID[0] == 0x480004c1 && stubID[1] == 0x480004f5)
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return (char *)0x800024C6;
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return NULL;
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}
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s32 Set_Stub(u64 reqID)
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{
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if (!hbcStubAvailable())
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return 0;
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if (NandTitles.IndexOf(reqID) < 0)
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return WII_EINSTALL;
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char *stub = determineStubTIDLocation();
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if (!stub)
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return 0;
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stub[0] = TITLE_7(reqID);
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stub[1] = TITLE_6(reqID);
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stub[8] = TITLE_5(reqID);
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stub[9] = TITLE_4(reqID);
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stub[4] = TITLE_3(reqID);
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stub[5] = TITLE_2(reqID);
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stub[12] = TITLE_1(reqID);
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stub[13] = ((u8)(reqID));
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DCFlushRange(stub, 0x10);
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return 1;
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}
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void loadStub()
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{
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char *stubLoc = (char *)0x80001800;
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memcpy(stubLoc, stub_bin, stub_bin_size);
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DCFlushRange(stubLoc, stub_bin_size);
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}
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u64 getStubDest()
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{
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if (!hbcStubAvailable())
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return 0;
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char ret[8];
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u64 retu = 0;
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char *stub = determineStubTIDLocation();
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if (!stub)
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return 0;
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ret[0] = stub[0];
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ret[1] = stub[1];
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ret[2] = stub[8];
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ret[3] = stub[9];
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ret[4] = stub[4];
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ret[5] = stub[5];
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ret[6] = stub[12];
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ret[7] = stub[13];
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memcpy(&retu, ret, 8);
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return retu;
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}
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u8 hbcStubAvailable()
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{
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char *sig = (char *)0x80001804;
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return (strncmp(sig, "STUBHAXX", 8) == 0);
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}
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u64 returnTo(u64 currentStub)
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{
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// UNEO
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if (NandTitles.IndexOf(0x00010001554E454FULL) > 0)
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return 0x00010001554E454FULL;
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// ULNR
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else if (NandTitles.IndexOf(0x00010001554C4E52ULL) > 0)
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return 0x00010001554C4E52ULL;
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// IDCL
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else if (NandTitles.IndexOf(0x000100014944434CULL) > 0)
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return 0x000100014944434CULL;
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// OHBC
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else if (NandTitles.IndexOf(0x000100014F484243ULL) > 0)
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return 0x000100014F484243ULL;
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// LULZ
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else if (NandTitles.IndexOf(0x000100014C554C5AULL) > 0)
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return 0x000100014C554C5AULL;
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// 1.0.7
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else if (NandTitles.IndexOf(0x00010001AF1BF516ULL) > 0)
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return 0x00010001AF1BF516ULL;
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// JODI
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else if (NandTitles.IndexOf(0x000100014A4F4449ULL) > 0)
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return 0x000100014A4F4449ULL;
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// HAXX
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else if (NandTitles.IndexOf(0x0001000148415858ULL) > 0)
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return 0x0001000148415858ULL;
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// System menu
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else if (!currentStub)
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return 0x100000002ULL;
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// Current stub
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return currentStub;
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}
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