mirror of
https://gitlab.com/Nanolx/homebrewfilter.git
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189 lines
8.3 KiB
C
189 lines
8.3 KiB
C
// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// Copyright (C) 2010 Joseph Jordan <joe.ftpii@psychlaw.com.au>
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// Copyright (C) 2012 damysteryman
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// Copyright (C) 2012 Christopher Bratusek <nano@tuxfamily.org>
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#include <gccore.h>
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#include <ogc/machine/processor.h>
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#include <stdio.h>
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#include <string.h>
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#include "runtimeiospatch.h"
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#define MEM_REG_BASE 0xd8b4000
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#define MEM_PROT (MEM_REG_BASE + 0x20a)
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//const s8 check_tmd_patch1[] = { 0x23, 0x01, 0x42, 0x5B };
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static void disable_memory_protection() {
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write32(MEM_PROT, read32(MEM_PROT) & 0x0000FFFF);
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}
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static const s8 di_readlimit_old[] = {
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x01, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46, 0x0A, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00,
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0x7E, 0xD4, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08
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};
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static const s8 di_readlimit_patch[] = { 0x7e, 0xd4 };
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const s8 isfs_permissions_old[] = { 0x42, 0x8B, 0xD0, 0x01, 0x25, 0x66 };
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const s8 isfs_permissions_patch[] = { 0x42, 0x8B, 0xE0, 0x01, 0x25, 0x66 };
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const s8 setuid_old[] = { 0xD1, 0x2A, 0x1C, 0x39 };
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const s8 setuid_patch[] = { 0x46, 0xC0 };
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const s8 es_identify_old[] = { 0x28, 0x03, 0xD1, 0x23 };
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const s8 es_identify_patch[] = { 0x00, 0x00 };
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const s8 hash_old[] = { 0x20, 0x07, 0x4B, 0x0B };
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const s8 hash_patch[] = { 0x00 };
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const s8 new_hash_old[] = { 0x20, 0x07, 0x4B, 0x0B };
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const s8 addticket_vers_check[] = { 0xD2, 0x01, 0x4E, 0x56 };
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const s8 addticket_patch[] = { 0xE0 };
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const s8 es_set_ahbprot_old[] = { 0x68, 0x5B, 0x22, 0xEC, 0x00, 0x52, 0x18, 0x9B, 0x68, 0x1B, 0x46, 0x98, 0x07, 0xDB };
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const s8 es_set_ahbprot_patch[] = { 0x01 };
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// Following patches added to iospatch.c by damysteryman, taken from sciifii v5
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const s8 MEM2_prot_old[] = { 0xB5, 0x00, 0x4B, 0x09, 0x22, 0x01, 0x80, 0x1A, 0x22, 0xF0 };
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const s8 MEM2_prot_patch[] = { 0xB5, 0x00, 0x4B, 0x09, 0x22, 0x00, 0x80, 0x1A, 0x22, 0xF0 };
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const s8 ES_OpenTitleContent1_old[] = { 0x9D, 0x05, 0x42, 0x9D, 0xD0, 0x03 };
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const s8 ES_OpenTitleContent1_patch[] = { 0x9D, 0x05, 0x42, 0x9D, 0xE0, 0x03 };
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const s8 ES_OpenTitleContent2_old[] = { 0xD4, 0x01, 0x4C, 0x36, 0xE0, 0x3B };
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const s8 ES_OpenTitleContent2_patch[] = { 0xE0, 0x01, 0x4C, 0x36, 0xE0, 0x3B };
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const s8 ES_ReadContent_old[] = { 0xFC, 0x0F, 0xB5, 0x30, 0x1C, 0x14, 0x1C, 0x1D, 0x4B,
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0x0E, 0x68, 0x9B, 0x2B, 0x00, 0xD0, 0x03, 0x29, 0x00, 0xDB, 0x01,
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0x29, 0x0F, 0xDD, 0x01 };
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const s8 ES_ReadContent_patch[] = { 0xFC, 0x0F, 0xB5, 0x30, 0x1C, 0x14, 0x1C, 0x1D, 0x4B,
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0x0E, 0x68, 0x9B, 0x2B, 0x00, 0x46, 0xC0, 0x29, 0x00, 0x46, 0xC0,
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0x29, 0x0F, 0xE0, 0x01 };
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const s8 ES_CloseContent_old[] = { 0xB5, 0x10, 0x4B, 0x10, 0x68, 0x9B, 0x2B, 0x00, 0xD0,
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0x03, 0x29, 0x00, 0xDB, 0x01, 0x29, 0x0F, 0xDD, 0x01 };
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const s8 ES_CloseContent_patch[] = { 0xB5, 0x10, 0x4B, 0x10, 0x68, 0x9B, 0x2B, 0x00, 0x46,
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0xC0, 0x29, 0x00, 0x46, 0xC0, 0x29, 0x0F, 0xE0, 0x01 };
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const s8 ES_TitleVersionCheck_old[] = { 0xD2, 0x01, 0x4E, 0x56 };
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const s8 ES_TitleVersionCheck_patch[] = { 0xE0, 0x01, 0x4E, 0x56 };
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const s8 ES_TitleDeleteCheck_old[] = { 0xD8, 0x00, 0x4A, 0x04 };
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const s8 ES_TitleDeleteCheck_patch[] = { 0xE0, 0x00, 0x4A, 0x04 };
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// Following patches made my damysteryman for use with Wii U's vWii
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const s8 Kill_AntiSysTitleInstallv2_pt1_old[] = { 0x68, 0x1A, 0x2A, 0x01, 0xD0, 0x05 }; // Make sure that the pt1
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const s8 Kill_AntiSysTitleInstallv2_pt1_patch[] = { 0x68, 0x1A, 0x2A, 0x01, 0x46, 0xC0 }; // patch is applied twice. -dmm
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const s8 Kill_AntiSysTitleInstallv2_pt2_old[] = { 0x4B, 0x29, 0x42, 0x9A, 0xD0, 0x02 };
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const s8 Kill_AntiSysTitleInstallv2_pt2_patch[] = { 0x4B, 0x29, 0x42, 0x9A, 0x46, 0xC0 };
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const s8 Kill_AntiSysTitleInstallv2_pt3_old[] = { 0xD0, 0x02, 0x33, 0x06 };
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const s8 Kill_AntiSysTitleInstallv2_pt3_patch[] = { 0x46, 0xC0, 0x33, 0x06 };
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const s8 Kill_AntiSysTitleInstallv2_pt4_old[] = { 0x2C, 0x01, 0xD0, 0x07};
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const s8 Kill_AntiSysTitleInstallv2_pt4_patch[] = { 0x2C, 0x01, 0x46, 0xC0};
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const s8 Kill_AntiSysTitleInstallv2_pt5_old[] = { 0x42, 0x94, 0xD0, 0x03, 0x9C, 0x03 };
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const s8 Kill_AntiSysTitleInstallv2_pt5_patch[] = { 0x42, 0x94, 0x46, 0xC0, 0x9C, 0x03 };
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static s32 apply_patch(char *name, const s8 *old, const s8 *patch, s32 patch_offset, bool verbose) {
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s32 patch_size = sizeof(patch);
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s8 *ptr_start = (s8*)*((s32*)0x80003134), *ptr_end = (s8*)0x94000000;
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if(verbose) printf(" Patching %-30s", name);
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s32 found = 0;
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s8 *location = NULL;
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while (ptr_start < (ptr_end - patch_size)) {
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if (!memcmp(ptr_start, old, sizeof(old))) {
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found++;
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location = ptr_start + patch_offset;
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s8 *start = location;
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s32 i;
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for (i = 0; i < patch_size; i++) {
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*location++ = patch[i];
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}
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DCFlushRange((s8 *)(((s32)start) >> 5 << 5), (patch_size >> 5 << 5) + 64);
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ICInvalidateRange((s8 *)(((s32)start) >> 5 << 5), (patch_size >> 5 << 5) + 64);
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}
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ptr_start++;
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}
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if(verbose){
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if (found)
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printf(" patched\n");
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else
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printf(" not patched\n");
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}
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return found;
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}
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s32 IosPatch_AHBPROT(bool verbose) {
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if (AHBPROT_DISABLED) {
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disable_memory_protection();
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//return apply_patch("set_ahbprot", check_tmd_old, check_tmd_patch, 6, verbose);
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s32 ret = apply_patch("es_set_ahbprot", es_set_ahbprot_old, es_set_ahbprot_patch, 25, verbose);
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if (ret)
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return ret;
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else
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return -7;
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}
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return -5;
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}
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s32 IosPatch_RUNTIME(bool wii, bool sciifii, bool vwii, bool verbose) {
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s32 count = 0;
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if (AHBPROT_DISABLED) {
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disable_memory_protection();
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if(wii)
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{
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if(verbose) printf(">> Applying standard Wii patches:\n");
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count += apply_patch("di_readlimit", di_readlimit_old, di_readlimit_patch, 12, verbose);
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count += apply_patch("isfs_permissions", isfs_permissions_old, isfs_permissions_patch, 0, verbose);
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count += apply_patch("es_setuid", setuid_old, setuid_patch, 0, verbose);
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count += apply_patch("es_identify", es_identify_old, es_identify_patch, 2, verbose);
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count += apply_patch("hash_check", hash_old, hash_patch, 1, verbose);
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count += apply_patch("new_hash_check", new_hash_old, hash_patch, 1, verbose);
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}
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if(sciifii)
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{
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if(verbose) printf(">> Applying Sciifii patches:\n");
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count += apply_patch("MEM2_prot", MEM2_prot_old, MEM2_prot_patch, 0, verbose);
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count += apply_patch("ES_OpenTitleContent1", ES_OpenTitleContent1_old, ES_OpenTitleContent1_patch, 0, verbose);
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count += apply_patch("ES_OpenTitleContent2", ES_OpenTitleContent2_old, ES_OpenTitleContent2_patch, 0, verbose);
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count += apply_patch("ES_ReadContent_prot", ES_ReadContent_old, ES_ReadContent_patch, 0, verbose);
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count += apply_patch("ES_CloseContent", ES_CloseContent_old, ES_CloseContent_patch, 0, verbose);
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count += apply_patch("ES_TitleVersionCheck", ES_TitleVersionCheck_old, ES_TitleVersionCheck_patch, 0, verbose);
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count += apply_patch("ES_TitleDeleteCheck", ES_TitleDeleteCheck_old, ES_TitleDeleteCheck_patch, 0, verbose);
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}
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if(vwii)
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{
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if(verbose) printf(">> Applying vWii patches:\n");
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count += apply_patch("Kill_AntiSysTitleInstallv2_pt1", Kill_AntiSysTitleInstallv2_pt1_old, Kill_AntiSysTitleInstallv2_pt1_patch, 0, verbose);
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count += apply_patch("Kill_AntiSysTitleInstallv2_pt2", Kill_AntiSysTitleInstallv2_pt2_old, Kill_AntiSysTitleInstallv2_pt2_patch, 0, verbose);
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count += apply_patch("Kill_AntiSysTitleInstallv2_pt3", Kill_AntiSysTitleInstallv2_pt3_old, Kill_AntiSysTitleInstallv2_pt3_patch, 0, verbose);
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count += apply_patch("Kill_AntiSysTitleInstallv2_pt4", Kill_AntiSysTitleInstallv2_pt4_old, Kill_AntiSysTitleInstallv2_pt4_patch, 0, verbose);
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count += apply_patch("Kill_AntiSysTitleInstallv2_pt5", Kill_AntiSysTitleInstallv2_pt5_old, Kill_AntiSysTitleInstallv2_pt5_patch, 0, verbose);
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}
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return count;
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}
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return -5;
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}
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s32 IosPatch_FULL(bool wii, bool sciifii, bool vwii, bool verbose, int IOS) {
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s32 ret = 0;
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s32 xret = 0;
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if (AHBPROT_DISABLED)
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ret = IosPatch_AHBPROT(verbose);
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else
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return -5;
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if (ret) {
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IOS_ReloadIOS(IOS);
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xret = IosPatch_RUNTIME(wii, sciifii, vwii, verbose);
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} else {
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xret = -7;
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}
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return xret;
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}
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