WiiFlow_Lite/source/menu/menu_wad.cpp

492 lines
15 KiB
C++

/****************************************************************************
* Copyright (C) 2013 FIX94
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
****************************************************************************/
#include "menu/menu.hpp"
#include "libwbfs/wiidisc.h"
#include "channel/nand.hpp"
extern "C" {
#include "hw/sha1.h"
#include "hw/aes.h"
};
#define WAD_BUF 0x10000
struct _hdr {
u32 header_len;
u16 type;
u16 padding;
u32 certs_len;
u32 crl_len;
u32 tik_len;
u32 tmd_len;
u32 data_len;
u32 footer_len;
} ATTRIBUTE_PACKED hdr;
TexData m_wadBg;
bool mios = false;
char ISFS_Path[ISFS_MAXPATH];
void skip_align(FILE *f, u32 size)
{
size_t align_missing = (ALIGN(64, size) - size);
if(align_missing == 0)
return;
fseek(f, align_missing, SEEK_CUR);
}
int isfs_WriteFile(const char *app_name, const void *content, u32 size)
{
s32 fd = -1;
memset(&ISFS_Path, 0, ISFS_MAXPATH);
strcpy(ISFS_Path, app_name);
ISFS_Delete(ISFS_Path);
if(ISFS_CreateFile(ISFS_Path, 0, ISFS_OPEN_RW, ISFS_OPEN_RW, ISFS_OPEN_RW) == 0)
fd = ISFS_Open(ISFS_Path, ISFS_OPEN_RW);
if(fd < 0)
return fd;
s32 ret = ISFS_Write(fd, content, size);
ISFS_Close(fd);
gprintf("Writing %s returned %i\n", ISFS_Path, ret);
return ret;
}
int installWad(const char *path)
{
gprintf("Installing %s\n", path);
u32 size = 0;
fsop_GetFileSizeBytes(path, &size);
FILE *wad_file = fopen(path, "rb");
fread(&hdr, sizeof(hdr), 1, wad_file);
skip_align(wad_file, sizeof(hdr));
mainMenu.m_thrdTotal = (hdr.certs_len + hdr.crl_len + hdr.tik_len + hdr.tmd_len + hdr.data_len + hdr.footer_len);
if(size < mainMenu.m_thrdTotal || hdr.tik_len == 0 || hdr.tmd_len == 0 || hdr.data_len == 0)
{
fclose(wad_file);
return -3;
}
fseek(wad_file, ALIGN(64, hdr.certs_len), SEEK_CUR);
fseek(wad_file, ALIGN(64, hdr.crl_len), SEEK_CUR);
gprintf("Reading tik\n");
u8 *tik_buf = (u8*)MEM2_alloc(hdr.tik_len);
fread(tik_buf, hdr.tik_len, 1, wad_file);
skip_align(wad_file, hdr.tik_len);
gprintf("Decrypting key\n");
u8 tik_key[16];
decrypt_title_key(tik_buf, tik_key);
gprintf("Reading tmd\n");
signed_blob *tmd_buf = (signed_blob*)MEM2_alloc(hdr.tmd_len);
fread(tmd_buf, hdr.tmd_len, 1, wad_file);
skip_align(wad_file, hdr.tmd_len);
const tmd *tmd_ptr = (const tmd*)SIGNATURE_PAYLOAD(tmd_buf);
u64 tid = tmd_ptr->title_id;
const char *EmuNAND = NULL;
if(mios == false)
{
EmuNAND = NandHandle.GetPath();
u32 uid_size = 0;
u8 *uid_buf = fsop_ReadFile(fmt("%s/sys/uid.sys", EmuNAND), &uid_size);
if(uid_buf == NULL)
{
gprintf("No uid.sys found!\n");
MEM2_free(tmd_buf);
MEM2_free(tik_buf);
return -5;
}
else if(uid_size % 0xC != 0)
{
gprintf("uid.sys size is invalid!\n");
MEM2_free(tmd_buf);
MEM2_free(tik_buf);
MEM2_free(uid_buf);
return -6;
}
bool chan_exist = false;
uid *uid_file = (uid*)uid_buf;
u32 chans = uid_size/sizeof(uid);
for(u32 i = 0; i < chans; ++i)
{
if(uid_file[i].TitleID == tid)
chan_exist = true;
}
if(chan_exist == false)
{
gprintf("Updating uid.sys\n");
u32 new_uid_size = (chans+1)*sizeof(uid);
u8 *new_uid_buf = (u8*)MEM2_alloc(new_uid_size);
memset(new_uid_buf, 0, new_uid_size);
/* copy over old uid */
memcpy(new_uid_buf, uid_buf, chans*sizeof(uid));
uid *new_uid_file = (uid*)new_uid_buf;
new_uid_file[chans].TitleID = tid;
new_uid_file[chans].uid = 0x1000+chans;
fsop_WriteFile(fmt("%s/sys/uid.sys", EmuNAND), new_uid_file, new_uid_size);
MEM2_free(new_uid_buf);
}
/* clear old tik */
fsop_deleteFile(fmt("%s/ticket/%08x/%08x.tik", EmuNAND, (u32)(tid>>32), (u32)tid&0xFFFFFFFF));
/* clear old content */
fsop_deleteFolder(fmt("%s/title/%08x/%08x/content", EmuNAND, (u32)(tid>>32), (u32)tid&0xFFFFFFFF));
/* (re)create folder structure */
fsop_MakeFolder(fmt("%s/ticket", EmuNAND));
fsop_MakeFolder(fmt("%s/ticket/%08x", EmuNAND, (u32)(tid>>32)));
fsop_MakeFolder(fmt("%s/title", EmuNAND));
fsop_MakeFolder(fmt("%s/title/%08x", EmuNAND, (u32)(tid>>32)));
fsop_MakeFolder(fmt("%s/title/%08x/%08x", EmuNAND, (u32)(tid>>32), (u32)tid&0xFFFFFFFF));
fsop_MakeFolder(fmt("%s/title/%08x/%08x/content", EmuNAND, (u32)(tid>>32), (u32)tid&0xFFFFFFFF));
fsop_MakeFolder(fmt("%s/title/%08x/%08x/data", EmuNAND, (u32)(tid>>32), (u32)tid&0xFFFFFFFF));
}
int hash_errors = 0;
u8 *AES_WAD_Buf = (u8*)MEM2_alloc(WAD_BUF);
/* decrypt and write app files */
for(u16 cnt = 0; cnt < tmd_ptr->num_contents; cnt++)
{
u8 aes_iv[16];
memset(aes_iv, 0, 16);
const tmd_content *content = &tmd_ptr->contents[cnt];
u16 content_index = content->index;
memcpy(aes_iv, &content_index, 2);
/* longass filename */
FILE *app_file = NULL;
s32 fd = -1;
if(mios == false)
{
const char *app_name = fmt("%s/title/%08x/%08x/content/%08x.app", EmuNAND,
(u32)(tid>>32), (u32)tid&0xFFFFFFFF, content->cid);
app_file = fopen(app_name, "wb");
gprintf("Writing Emu NAND File %s\n", app_name);
}
else
{
/* delete then create file */
memset(&ISFS_Path, 0, ISFS_MAXPATH);
const char *app_name = fmt("/title/%08x/%08x/content/%08x.app",
(u32)(tid>>32), (u32)tid&0xFFFFFFFF, content->cid);
strcpy(ISFS_Path, app_name);
ISFS_Delete(ISFS_Path);
if(ISFS_CreateFile(ISFS_Path, 0, ISFS_OPEN_RW, ISFS_OPEN_RW, ISFS_OPEN_RW) == 0)
fd = ISFS_Open(ISFS_Path, ISFS_OPEN_RW);
if(fd >= 0)
gprintf("Writing Real NAND File %s\n", ISFS_Path);
}
u64 read = 0;
SHA1_CTX ctx;
SHA1Init(&ctx);
AES_ResetEngine();
u32 size_enc_full = ALIGN(16, content->size);
while(read < size_enc_full)
{
u64 size_enc = (size_enc_full - read);
if (size_enc > WAD_BUF)
size_enc = WAD_BUF;
u16 num_blocks = (size_enc / 16);
fread(AES_WAD_Buf, size_enc, 1, wad_file);
AES_EnableDecrypt(tik_key, aes_iv); //ISFS seems to reset it?
memcpy(aes_iv, AES_WAD_Buf+(size_enc-16), 16); //last block for cbc
AES_Decrypt_(AES_WAD_Buf, AES_WAD_Buf, num_blocks);
u64 size_dec = (content->size - read);
if(size_dec > WAD_BUF)
size_dec = WAD_BUF;
SHA1Update(&ctx, AES_WAD_Buf, size_dec);
if(mios == false)
fwrite(AES_WAD_Buf, size_dec, 1, app_file);
else if(fd >= 0)
ISFS_Write(fd, AES_WAD_Buf, size_dec);
/* dont forget to increase the read size */
read += size_enc;
mainMenu.update_pThread(size_enc);
}
sha1 app_sha1;
SHA1Final(app_sha1, &ctx);
skip_align(wad_file, size_enc_full);
if(mios == false)
fclose(app_file);
else if(fd >= 0)
ISFS_Close(fd);
if(memcmp(app_sha1, content->hash, sizeof(sha1)) == 0)
gprintf("sha1 matches on %08x.app, success!\n", content->cid);
else
{
gprintf("sha1 mismatch on %08x.app!\n", content->cid);
hash_errors++;
}
}
MEM2_free(AES_WAD_Buf);
if(mios == false)
{
fsop_WriteFile(fmt("%s/ticket/%08x/%08x.tik", EmuNAND, (u32)(tid>>32), (u32)tid&0xFFFFFFFF), tik_buf, hdr.tik_len);
fsop_WriteFile(fmt("%s/title/%08x/%08x/content/title.tmd", EmuNAND, (u32)(tid>>32), (u32)tid&0xFFFFFFFF), tmd_buf, hdr.tmd_len);
}
else
{
isfs_WriteFile(fmt("/ticket/%08x/%08x.tik", (u32)(tid>>32), (u32)tid&0xFFFFFFFF), tik_buf, hdr.tik_len);
isfs_WriteFile(fmt("/title/%08x/%08x/content/title.tmd", (u32)(tid>>32), (u32)tid&0xFFFFFFFF), tmd_buf, hdr.tmd_len);
}
MEM2_free(tik_buf);
MEM2_free(tmd_buf);
return hash_errors;
}
s16 m_wadLblTitle;
s16 m_wadLblDialog;
s16 m_wadLblNandSelect;
s16 m_wadLblNandSelectVal;
s16 m_wadBtnNandSelectM;
s16 m_wadBtnNandSelectP;
s16 m_wadBtnInstall;
s16 m_wadLblUser[4];
static inline int loopNum(int i, int s)
{
return (i + s) % s;
}
void CMenu::_showWad()
{
_setBg(m_wadBg, m_wadBg);
m_btnMgr.show(m_wadBtnInstall);
m_btnMgr.show(m_wadLblTitle);
m_btnMgr.show(m_wadLblDialog);
/* emuNAND selection */
if(mios == false)
{
m_btnMgr.show(m_wadLblNandSelect);
m_btnMgr.show(m_wadLblNandSelectVal);
m_btnMgr.show(m_wadBtnNandSelectP);
m_btnMgr.show(m_wadBtnNandSelectM);
}
for(u8 i = 0; i < ARRAY_SIZE(m_wadLblUser); ++i)
if(m_wadLblUser[i] != -1)
m_btnMgr.show(m_wadLblUser[i]);
}
void CMenu::_hideWad(bool instant)
{
m_btnMgr.hide(m_wadBtnInstall, instant);
m_btnMgr.hide(m_wadLblTitle, instant);
m_btnMgr.hide(m_wadLblDialog, instant);
/* emuNAND selection */
if(mios == false)
{
m_btnMgr.hide(m_wadLblNandSelect, instant);
m_btnMgr.hide(m_wadLblNandSelectVal, instant);
m_btnMgr.hide(m_wadBtnNandSelectP, instant);
m_btnMgr.hide(m_wadBtnNandSelectM, instant);
}
for(u8 i = 0; i < ARRAY_SIZE(m_wadLblUser); ++i)
if(m_wadLblUser[i] != -1)
m_btnMgr.hide(m_wadLblUser[i], instant);
}
int getTID(const char *path, u64 *tid)
{
if(!fsop_FileExist(path))
return -1;
u32 size = 0;
fsop_GetFileSizeBytes(path, &size);
if(size < sizeof(hdr))
return -2;
FILE *wad_file = fopen(path, "rb");
fread(&hdr, sizeof(hdr), 1, wad_file);
/* skip to tmd */
skip_align(wad_file, sizeof(hdr));
fseek(wad_file, ALIGN(64, hdr.certs_len), SEEK_CUR);
fseek(wad_file, ALIGN(64, hdr.crl_len), SEEK_CUR);
fseek(wad_file, ALIGN(64, hdr.tik_len), SEEK_CUR);
/* read tmd and close wad */
signed_blob *tmd_buf = (signed_blob*)MEM2_alloc(hdr.tmd_len);
fread(tmd_buf, hdr.tmd_len, 1, wad_file);
fclose(wad_file);
/* get its tid, return and free mem */
const tmd *tmd_ptr = (const tmd*)SIGNATURE_PAYLOAD(tmd_buf);
(*tid) = tmd_ptr->title_id;
MEM2_free(tmd_buf);
return 0;
}
/* only installs channel wads to emunand and mios wads to real nand */
/* several places gecko prints are used but no error msg to the user is displayed */
void CMenu::_Wad(const char *wad_path)
{
if(wad_path == NULL)
return;
/* precheck */
mios = false;
u64 tid;
if(getTID(wad_path, &tid) < 0)
return;
if((u32)(tid>>32) != 0x00010001)
{
if(tid == 0x0000000100000101ull)
{
gprintf("MIOS Detected\n");
mios = true;
}
else
{
gprintf("No Wii Channel!\n");
return;
}
}
vector<string> emuNands;
string emuNand = m_cfg.getString(CHANNEL_DOMAIN, "current_emunand", "default");
int curEmuNand = 0;
string emuPath;
int emuPart = 0;
if(!mios)
{
emuPart = _FindEmuPart(EMU_NAND, false);
if(emuPart < 0)
{
//cfgne8=No valid FAT partition found for NAND Emulation!
//error
return;
}
_listEmuNands(fmt("%s:/%s", DeviceName[emuPart], emu_nands_dir), emuNands);
for(u8 i = 0; i < emuNands.size(); ++i)
{
if(emuNands[i] == emuNand)
{
curEmuNand = i;
break;
}
}
m_btnMgr.setText(m_wadLblDialog, wfmt(_fmt("wad7", L"Ready to install %s\nChoose emuNAND and then click Go."), (strrchr(wad_path, '/')+1)));
m_btnMgr.setText(m_wadLblNandSelectVal, m_cfg.getString(CHANNEL_DOMAIN, "current_emunand"));
}
_showWad();
while(!m_exit)
{
_mainLoopCommon();
if(BTN_HOME_PRESSED || BTN_B_PRESSED)
break;
else if(BTN_UP_PRESSED)
m_btnMgr.up();
else if(BTN_DOWN_PRESSED)
m_btnMgr.down();
else if(BTN_A_PRESSED)
{
if(m_btnMgr.selected(m_wadBtnInstall))
{
_hideWad(true);
m_btnMgr.setProgress(m_downloadPBar, 0.f);
m_btnMgr.setText(m_downloadLblMessage, L"");
m_btnMgr.setText(m_downloadLblDialog, L"");
m_btnMgr.show(m_downloadPBar);
m_btnMgr.show(m_downloadLblMessage);
m_btnMgr.show(m_downloadLblDialog);
/* mios is real nand, chans are emu */
if(mios == false)
{
const char *emu_char = fmt("/%s/%s", emu_nands_dir, emuNands[curEmuNand].c_str());
NandHandle.SetPaths(emu_char, DeviceName[emuPart]);
}
_start_pThread();
m_thrdMessage = _t("wad4", L"Installing WAD, please wait...");
m_thrdMessageAdded = true;
int result = installWad(wad_path);
_stop_pThread();
if(result < 0)
m_btnMgr.setText(m_downloadLblDialog, wfmt(_fmt("wad5", L"Installation error %i!"), result));
else
m_btnMgr.setText(m_downloadLblDialog, wfmt(_fmt("wad6", L"Installation finished with %i hash fails."), result));
}
else if(BTN_A_PRESSED && (m_btnMgr.selected(m_wadBtnNandSelectP) || m_btnMgr.selected(m_wadBtnNandSelectM)))
{
s8 direction = m_btnMgr.selected(m_wadBtnNandSelectP) ? 1 : -1;
curEmuNand = loopNum(curEmuNand + direction, emuNands.size());
m_cfg.setString(CHANNEL_DOMAIN, "current_emunand", emuNands[curEmuNand]);
m_btnMgr.setText(m_wadLblNandSelectVal, m_cfg.getString(CHANNEL_DOMAIN, "current_emunand"));
}
}
}
if(!mios)
{
if(m_cfg.getString(CHANNEL_DOMAIN, "current_emunand") == emuNand)
{
m_refreshGameList = true;
m_cfg.setBool(CHANNEL_DOMAIN, "update_cache", true);
}
m_cfg.setString(CHANNEL_DOMAIN, "current_emunand", emuNand);//restore it
}
_hideWad();
/* onscreen message might be onscreen still */
m_btnMgr.hide(m_downloadLblMessage);
m_btnMgr.hide(m_downloadLblDialog);
m_btnMgr.hide(m_downloadPBar);
}
void CMenu::_initWad()
{
_addUserLabels(m_wadLblUser, ARRAY_SIZE(m_wadLblUser), "WAD");
m_wadBg = _texture("WAD/BG", "texture", theme.bg, false);
m_wadLblTitle = _addLabel("WAD/TITLE", theme.titleFont, L"", 0, 10, 640, 60, theme.titleFontColor, FTGX_JUSTIFY_CENTER | FTGX_ALIGN_MIDDLE);
m_wadLblDialog = _addLabel("WAD/DIALOG", theme.lblFont, L"", 20, 75, 600, 200, theme.lblFontColor, FTGX_JUSTIFY_LEFT | FTGX_ALIGN_MIDDLE);
m_wadLblNandSelect = _addLabel("WAD/NAND_SELECT", theme.lblFont, L"", 20, 245, 385, 56, theme.lblFontColor, FTGX_JUSTIFY_LEFT | FTGX_ALIGN_MIDDLE);
m_wadLblNandSelectVal = _addLabel("WAD/NAND_SELECT_BTN", theme.btnFont, L"", 468, 250, 104, 48, theme.btnFontColor, FTGX_JUSTIFY_CENTER | FTGX_ALIGN_MIDDLE, theme.btnTexC);
m_wadBtnNandSelectM = _addPicButton("WAD/NAND_SELECT_MINUS", theme.btnTexMinus, theme.btnTexMinusS, 420, 250, 48, 48);
m_wadBtnNandSelectP = _addPicButton("WAD/NAND_SELECT_PLUS", theme.btnTexPlus, theme.btnTexPlusS, 572, 250, 48, 48);
m_wadBtnInstall = _addButton("WAD/INSTALL_BTN", theme.btnFont, L"", 420, 400, 200, 48, theme.btnFontColor);
_setHideAnim(m_wadLblTitle, "WAD/TITLE", 0, 0, -2.f, 0.f);
_setHideAnim(m_wadLblDialog, "WAD/DIALOG", 0, 0, -2.f, 0.f);
_setHideAnim(m_wadLblNandSelect, "WAD/NAND_SELECT", 50, 0, -2.f, 0.f);
_setHideAnim(m_wadLblNandSelectVal, "WAD/NAND_SELECT_BTN", -50, 0, 1.f, 0.f);
_setHideAnim(m_wadBtnNandSelectM, "WAD/NAND_SELECT_MINUS", -50, 0, 1.f, 0.f);
_setHideAnim(m_wadBtnNandSelectP, "WAD/NAND_SELECT_PLUS", -50, 0, 1.f, 0.f);
_setHideAnim(m_wadBtnInstall, "WAD/INSTALL_BTN", 0, 0, 1.f, -1.f);
_hideWad(true);
_textWad();
}
void CMenu::_textWad()
{
m_btnMgr.setText(m_wadLblTitle, _t("wad1", L"Install WAD"));
m_btnMgr.setText(m_wadLblNandSelect, _t("cfgne37", L"Select NAND"));
m_btnMgr.setText(m_wadBtnInstall, _t("wad2", L"Go"));
}