hbc-FIX94/channel/channelapp/stub/stub.c
2016-11-23 14:35:12 +09:00

152 lines
3.7 KiB
C

/*
* Copyright (C) 2008 dhewg, #wiidev efnet
* Copyright (C) 2008 marcan, #wiidev efnet
*
* this file is part of the Homebrew Channel
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "system.h"
#include "stub_debug.h"
#include "usb.h"
#include "ios.h"
#include "cache.h"
#include "../config.h"
#define IOCTL_ES_LAUNCH 0x08
#define IOCTL_ES_GETVIEWCNT 0x12
#define IOCTL_ES_GETVIEWS 0x13
struct ioctlv vecs[3] __attribute__((aligned(32)));
u64 *conf_magic = STUB_ADDR_MAGIC;
u64 *conf_titleID = STUB_ADDR_TITLE;
int es_fd;
int LaunchTitle(u64 titleID) {
static u64 xtitleID __attribute__((aligned(32)));
static u32 cntviews __attribute__((aligned(32)));
static u8 tikviews[0xd8*4] __attribute__((aligned(32)));
int ret;
debug_string("LaunchTitle: ");
debug_uint(titleID>>32);
debug_string("-");
debug_uint(titleID&0xFFFFFFFF);
xtitleID = titleID;
debug_string("\n\rGetTicketViewCount: ");
vecs[0].data = &xtitleID;
vecs[0].len = 8;
vecs[1].data = &cntviews;
vecs[1].len = 4;
ret = ios_ioctlv(es_fd, IOCTL_ES_GETVIEWCNT, 1, 1, vecs);
debug_uint(ret);
debug_string(", views: ");
debug_uint(cntviews);
debug_string("\n\r");
if(ret<0) return ret;
if(cntviews>4) return -1;
debug_string("GetTicketViews: ");
vecs[0].data = &xtitleID;
vecs[0].len = 8;
vecs[1].data = &cntviews;
vecs[1].len = 4;
vecs[2].data = tikviews;
vecs[2].len = 0xd8*cntviews;
ret = ios_ioctlv(es_fd, IOCTL_ES_GETVIEWS, 2, 1, vecs);
debug_uint(ret);
debug_string("\n\r");
if(ret<0) return ret;
debug_string("Attempting to launch...\n\r");
vecs[0].data = &xtitleID;
vecs[0].len = 8;
vecs[1].data = tikviews;
vecs[1].len = 0xd8;
ret = ios_ioctlvreboot(es_fd, IOCTL_ES_LAUNCH, 2, 0, vecs);
if(ret < 0) {
debug_string("Launch failed: ");
debug_uint(ret);
debug_string("\r\n");
}
return ret;
}
s32 IOS_GetVersion()
{
u32 vercode;
u16 version;
DCInvalidateRange((void*)0x80003140,8);
vercode = *((u32*)0x80003140);
version = vercode >> 16;
if(version == 0) return -1;
if(version > 0xff) return -1;
return version;
}
void printversion(void) {
debug_string("IOS version: ");
debug_uint(IOS_GetVersion());
debug_string("\n\r");
}
int es_init(void) {
debug_string("Opening /dev/es: ");
es_fd = ios_open("/dev/es", 0);
debug_uint(es_fd);
debug_string("\n\r");
return es_fd;
}
void _main (void) {
int iosver;
u64 titleID = MY_TITLEID;
debug_string("\n\rHomebrew Channel stub code\n\r");
if(*conf_magic == STUB_MAGIC) titleID = *conf_titleID;
reset_ios();
if(es_init() < 0) goto fail;
iosver = STUB_LOAD_IOS_VERSION;
if(iosver < 0)
iosver = 21; //bah
printversion();
debug_string("\n\rReloading IOS...\n\r");
LaunchTitle(0x0000000100000000LL | iosver);
printversion();
if(es_init() < 0) goto fail;
debug_string("\n\rLoading requested channel...\n\r");
LaunchTitle(titleID);
// if fail, try system menu
debug_string("\n\rChannel load failed, trying with system menu...\n\r");
LaunchTitle(0x0000000100000002LL);
printversion();
fail:
debug_string("FAILURE\n\r");
while(1);
}