117 lines
5.9 KiB
C
117 lines
5.9 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 2010 Joseph Jordan <joe.ftpii@psychlaw.com.au>
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// Wii U vWii patches Copyright 2012/2013 damysteryman
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#include <stdio.h>
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#include <gccore.h>
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#include <ogc/machine/processor.h>
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#include <string.h>
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#include "iospatch.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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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 u32 apply_patch(char *name, const u8 *old, u32 old_size, const u8 *patch, u32 patch_size, u32 patch_offset) {
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u8 *ptr_start = (u8*)*((u32*)0x80003134), *ptr_end = (u8*)0x94000000;
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u32 found = 0;
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printf(" Patching %-30s", name);
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u8 *location = NULL;
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while (ptr_start < (ptr_end - patch_size)) {
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if (!memcmp(ptr_start, old, old_size)) {
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found++;
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location = ptr_start + patch_offset;
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u8 *start = location;
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u32 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((u8 *)(((u32)start) >> 5 << 5), (patch_size >> 5 << 5) + 64);
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ICInvalidateRange((u8 *)(((u32)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 (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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return found;
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}
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/*
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static const u8 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 u8 di_readlimit_patch[] = { 0x7e, 0xd4 };
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const u8 isfs_permissions_old[] = { 0x42, 0x8B, 0xD0, 0x01, 0x25, 0x66 };
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const u8 isfs_permissions_patch[] = { 0x42, 0x8B, 0xE0, 0x01, 0x25, 0x66 };
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static const u8 setuid_old[] = { 0xD1, 0x2A, 0x1C, 0x39 };
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static const u8 setuid_patch[] = { 0x46, 0xC0 };
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const u8 es_identify_old[] = { 0x28, 0x03, 0xD1, 0x23 };
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const u8 es_identify_patch[] = { 0x00, 0x00 };*/
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const u8 hash_old[] = { 0x20, 0x07, 0x23, 0xA2 };
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const u8 hash_patch[] = { 0x00 };
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const u8 new_hash_old[] = { 0x20, 0x07, 0x4B, 0x0B };
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const u8 es_set_ahbprot_old[] = { 0x68, 0x5B, 0x22, 0xEC, 0x00, 0x52, 0x18, 0x9B, 0x68, 0x1B, 0x46, 0x98, 0x07, 0xDB };
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const u8 es_set_ahbprot_patch[] = { 0x01 };
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const u8 ES_TitleVersionCheck_old[] = { 0xD2, 0x01, 0x4E, 0x56 };
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const u8 ES_TitleVersionCheck_patch[] = { 0xE0, 0x01, 0x4E, 0x56 };
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const u8 ES_TitleDeleteCheck_old[] = { 0xD8, 0x00, 0x4A, 0x04 };
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const u8 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 u8 Kill_AntiSysTitleInstallv3_pt1_old[] = { 0x68, 0x1A, 0x2A, 0x01, 0xD0, 0x05 }; // Make sure that the pt1
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const u8 Kill_AntiSysTitleInstallv3_pt1_patch[] = { 0x68, 0x1A, 0x2A, 0x01, 0x46, 0xC0 }; // patch is applied twice. -dmm
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const u8 Kill_AntiSysTitleInstallv3_pt2_old[] = { 0xD0, 0x02, 0x33, 0x06, 0x42, 0x9A, 0xD1, 0x01 }; // Make sure that the pt2 patch
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const u8 Kill_AntiSysTitleInstallv3_pt2_patch[] = { 0x46, 0xC0, 0x33, 0x06, 0x42, 0x9A, 0xE0, 0x01 }; // is also applied twice. -dmm
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const u8 Kill_AntiSysTitleInstallv3_pt3_old[] = { 0x68, 0xFB, 0x2B, 0x00, 0xDB, 0x01 };
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const u8 Kill_AntiSysTitleInstallv3_pt3_patch[] = { 0x68, 0xFB, 0x2B, 0x00, 0xDB, 0x10 };
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u32 IOSPATCH_AHBPROT() {
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if (AHBPROT_DISABLED) {
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write32(MEM_PROT, read32(MEM_PROT) & 0x0000FFFF);
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//return apply_patch("set_ahbprot", check_tmd_old, sizeof(check_tmd_old), check_tmd_patch, sizeof(check_tmd_patch), 6);
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return apply_patch("es_set_ahbprot", es_set_ahbprot_old, sizeof(es_set_ahbprot_old), es_set_ahbprot_patch, sizeof(es_set_ahbprot_patch), 25);
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}
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return 0;
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}
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u32 IOSPATCH_Apply() {
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u32 count = 0;
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if (AHBPROT_DISABLED) {
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disable_memory_protection();
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//count += apply_patch("di_readlimit", di_readlimit_old, sizeof(di_readlimit_old), di_readlimit_patch, sizeof(di_readlimit_patch), 12);
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//count += apply_patch("isfs_permissions", isfs_permissions_old, sizeof(isfs_permissions_old), isfs_permissions_patch, sizeof(isfs_permissions_patch), 0);
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//count += apply_patch("es_setuid", setuid_old, sizeof(setuid_old), setuid_patch, sizeof(setuid_patch), 0);
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//count += apply_patch("es_identify", es_identify_old, sizeof(es_identify_old), es_identify_patch, sizeof(es_identify_patch), 2);
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count += apply_patch("hash_check", hash_old, sizeof(hash_old), hash_patch, sizeof(hash_patch), 1);
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count += apply_patch("new_hash_check", new_hash_old, sizeof(new_hash_old), hash_patch, sizeof(hash_patch), 1);
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count += apply_patch("ES_TitleVersionCheck", ES_TitleVersionCheck_old, sizeof(ES_TitleVersionCheck_old), ES_TitleVersionCheck_patch, sizeof(ES_TitleVersionCheck_patch), 0);
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count += apply_patch("ES_TitleDeleteCheck", ES_TitleDeleteCheck_old, sizeof(ES_TitleDeleteCheck_old), ES_TitleDeleteCheck_patch, sizeof(ES_TitleDeleteCheck_patch), 0);
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if((*(vu16*)0xCD8005A0 == 0xCAFE))
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{
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count += apply_patch("Kill_AntiSysTitleInstallv3_pt1", Kill_AntiSysTitleInstallv3_pt1_old, sizeof(Kill_AntiSysTitleInstallv3_pt1_old), Kill_AntiSysTitleInstallv3_pt1_patch, sizeof(Kill_AntiSysTitleInstallv3_pt1_patch), 0);
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count += apply_patch("Kill_AntiSysTitleInstallv3_pt2", Kill_AntiSysTitleInstallv3_pt2_old, sizeof(Kill_AntiSysTitleInstallv3_pt2_old), Kill_AntiSysTitleInstallv3_pt2_patch, sizeof(Kill_AntiSysTitleInstallv3_pt2_patch), 0);
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count += apply_patch("Kill_AntiSysTitleInstallv3_pt3", Kill_AntiSysTitleInstallv3_pt3_old, sizeof(Kill_AntiSysTitleInstallv3_pt3_old), Kill_AntiSysTitleInstallv3_pt3_patch, sizeof(Kill_AntiSysTitleInstallv3_pt3_patch), 0);
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}
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}
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return count;
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}
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