mirror of
https://github.com/libretro/RetroArch.git
synced 2024-11-23 07:59:42 +00:00
259 lines
7.0 KiB
C
259 lines
7.0 KiB
C
/* RetroArch - A frontend for libretro.
|
|
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
|
|
* Copyright (C) 2011-2017 - Daniel De Matteis
|
|
* Copyright (C) 2012-2015 - Michael Lelli
|
|
*
|
|
* RetroArch 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 Found-
|
|
* ation, either version 3 of the License, or (at your option) any later version.
|
|
*
|
|
* RetroArch 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 RetroArch.
|
|
* If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include <fat.h>
|
|
#include <gctypes.h>
|
|
#include <ogc/cache.h>
|
|
#include <ogc/system.h>
|
|
#include <ogc/usbstorage.h>
|
|
#include <ogc/lwp_threads.h>
|
|
#include <sdcard/wiisd_io.h>
|
|
|
|
#include <string/stdstring.h>
|
|
#include <file/file_path.h>
|
|
#include <retro_miscellaneous.h>
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "../../config.h"
|
|
#endif
|
|
|
|
#if !defined(IS_SALAMANDER) && defined(HAVE_NETWORKING)
|
|
#include "../../network/netplay/netplay.h"
|
|
#endif
|
|
|
|
#include "../../paths.h"
|
|
#include "../../verbosity.h"
|
|
|
|
#define EXECUTE_ADDR ((uint8_t *) 0x91800000)
|
|
#define BOOTER_ADDR ((uint8_t *) 0x93000000)
|
|
#define ARGS_ADDR ((uint8_t *) 0x93200000)
|
|
|
|
extern uint8_t _binary_wii_app_booter_app_booter_bin_start[];
|
|
extern uint8_t _binary_wii_app_booter_app_booter_bin_end[];
|
|
#define booter_start _binary_wii_app_booter_app_booter_bin_start
|
|
#define booter_end _binary_wii_app_booter_app_booter_bin_end
|
|
|
|
#ifdef IS_SALAMANDER
|
|
char gx_rom_path[PATH_MAX_LENGTH];
|
|
#endif
|
|
|
|
static void dol_copy_argv_path(const char *dolpath, const char *argpath)
|
|
{
|
|
size_t t_len;
|
|
char tmp[PATH_MAX_LENGTH] = {0};
|
|
struct __argv *argv = (struct __argv *)ARGS_ADDR;
|
|
char *cmdline = NULL;
|
|
size_t len = 0;
|
|
|
|
memset(ARGS_ADDR, 0, sizeof(struct __argv));
|
|
|
|
cmdline = (char *)ARGS_ADDR + sizeof(struct __argv);
|
|
|
|
argv->argvMagic = ARGV_MAGIC;
|
|
argv->commandLine = cmdline;
|
|
|
|
/* a device-less fullpath */
|
|
if (dolpath[0] == '/')
|
|
{
|
|
char *dev = strchr(__system_argv->argv[0], ':');
|
|
t_len = dev - __system_argv->argv[0] + 1;
|
|
memcpy(cmdline, __system_argv->argv[0], t_len);
|
|
len += t_len;
|
|
}
|
|
/* a relative path */
|
|
else if (
|
|
(strstr(dolpath, "sd:/") != dolpath) &&
|
|
(strstr(dolpath, "usb:/") != dolpath) &&
|
|
(strstr(dolpath, "carda:/") != dolpath) &&
|
|
(strstr(dolpath, "cardb:/") != dolpath)
|
|
)
|
|
{
|
|
fill_pathname_parent_dir(tmp,
|
|
__system_argv->argv[0], sizeof(tmp));
|
|
t_len = strlen(tmp);
|
|
memcpy(cmdline, tmp, t_len);
|
|
len += t_len;
|
|
}
|
|
|
|
t_len = strlen(dolpath);
|
|
memcpy(cmdline + len, dolpath, t_len);
|
|
len += t_len;
|
|
cmdline[len++] = 0;
|
|
|
|
/* File must be split into two parts,
|
|
* the path and the actual filename
|
|
* done to be compatible with loaders. */
|
|
if (argpath && strrchr(argpath, '/') != NULL)
|
|
{
|
|
char *name = NULL;
|
|
|
|
/* basedir. */
|
|
fill_pathname_parent_dir(tmp, argpath, sizeof(tmp));
|
|
t_len = strlen(tmp);
|
|
memcpy(cmdline + len, tmp, t_len);
|
|
len += t_len;
|
|
cmdline[len++] = 0;
|
|
|
|
/* filename */
|
|
name = strrchr(argpath, '/') + 1;
|
|
t_len = strlen(name);
|
|
memcpy(cmdline + len, name, t_len);
|
|
len += t_len;
|
|
cmdline[len++] = 0;
|
|
}
|
|
|
|
cmdline[len++] = 0;
|
|
argv->length = len;
|
|
DCFlushRange(ARGS_ADDR, sizeof(struct __argv) + argv->length);
|
|
}
|
|
|
|
static void dol_copy_raw_argv(const char *dolpath,
|
|
const void *args, size_t size)
|
|
{
|
|
struct __argv *argv = (struct __argv*)ARGS_ADDR;
|
|
char *cmdline = (char*)++argv;
|
|
|
|
memset(argv, 0, sizeof(*argv));
|
|
|
|
argv->argvMagic = ARGV_MAGIC;
|
|
argv->commandLine = cmdline;
|
|
|
|
/* a device-less fullpath */
|
|
if (dolpath[0] == '/')
|
|
strlcpy(cmdline, __system_argv->argv[0],
|
|
strchr(__system_argv->argv[0], ':') - __system_argv->argv[0] + 2);
|
|
/* a relative path */
|
|
else if ( !string_starts_with_size(dolpath, "sd:/", STRLEN_CONST("sd:/"))
|
|
&& !string_starts_with_size(dolpath, "usb:/", STRLEN_CONST("usb:/"))
|
|
&& !string_starts_with_size(dolpath, "carda:/", STRLEN_CONST("carda:/"))
|
|
&& !string_starts_with_size(dolpath, "cardb:/", STRLEN_CONST("cardb:/")))
|
|
fill_pathname_parent_dir(cmdline, __system_argv->argv[0],
|
|
PATH_MAX_LENGTH);
|
|
/* fullpath */
|
|
else
|
|
*cmdline = '\0';
|
|
|
|
argv->length = (int)strlcat(cmdline, dolpath, PATH_MAX_LENGTH);
|
|
argv->length += 1;
|
|
|
|
memcpy(cmdline + argv->length, args, size);
|
|
argv->length += size;
|
|
|
|
DCFlushRange(argv, sizeof(*argv) + argv->length);
|
|
}
|
|
|
|
/* WARNING: after we move any data
|
|
* into EXECUTE_ADDR, we can no longer use any
|
|
* heap memory and are restricted to the stack only. */
|
|
void system_exec_wii(const char *_path, bool should_load_game)
|
|
{
|
|
char path[PATH_MAX_LENGTH];
|
|
char args[PATH_MAX_LENGTH];
|
|
size_t args_size;
|
|
size_t size;
|
|
FILE *fp;
|
|
void *dol;
|
|
#ifndef IS_SALAMANDER
|
|
bool verbosity = verbosity_is_enabled();
|
|
#endif
|
|
|
|
args_size = 0;
|
|
|
|
/* copy heap info into stack so it survives
|
|
* us moving the .dol into MEM2. */
|
|
strlcpy(path, _path, sizeof(path));
|
|
|
|
if (should_load_game)
|
|
{
|
|
#ifndef IS_SALAMANDER
|
|
#ifdef HAVE_NETWORKING
|
|
net_driver_state_t *net_st = networking_state_get_ptr();
|
|
|
|
if (net_st->fork_args.size)
|
|
{
|
|
memcpy(args, net_st->fork_args.args, net_st->fork_args.size);
|
|
args_size = net_st->fork_args.size;
|
|
}
|
|
else
|
|
#endif
|
|
strlcpy(args, path_get(RARCH_PATH_CONTENT), sizeof(args));
|
|
#else
|
|
strlcpy(args, gx_rom_path, sizeof(args));
|
|
#endif
|
|
}
|
|
|
|
fp = fopen(path, "rb");
|
|
if (!fp)
|
|
{
|
|
RARCH_ERR("Could not open DOL file %s.\n", path);
|
|
goto exit;
|
|
}
|
|
|
|
fseek(fp, 0, SEEK_END);
|
|
size = ftell(fp);
|
|
fseek(fp, 0, SEEK_SET);
|
|
|
|
/* try to allocate a buffer for it. if we can't, fail. */
|
|
dol = malloc(size);
|
|
if (!dol)
|
|
{
|
|
RARCH_ERR("Could not execute DOL file %s.\n", path);
|
|
fclose(fp);
|
|
goto exit;
|
|
}
|
|
|
|
fread(dol, 1, size, fp);
|
|
fclose(fp);
|
|
|
|
fatUnmount("carda:");
|
|
fatUnmount("cardb:");
|
|
fatUnmount("sd:");
|
|
fatUnmount("usb:");
|
|
__io_wiisd.shutdown();
|
|
__io_usbstorage.shutdown();
|
|
|
|
/* don't use memcpy, there might be an overlap. */
|
|
memmove(EXECUTE_ADDR, dol, size);
|
|
DCFlushRange(EXECUTE_ADDR, size);
|
|
|
|
if (args_size)
|
|
dol_copy_raw_argv(path, args, args_size);
|
|
else
|
|
dol_copy_argv_path(path, should_load_game ? args : NULL);
|
|
|
|
size = booter_end - booter_start;
|
|
memcpy(BOOTER_ADDR, booter_start, size);
|
|
DCFlushRange(BOOTER_ADDR, size);
|
|
|
|
SYS_ResetSystem(SYS_SHUTDOWN, 0, 0);
|
|
__lwp_thread_stopmultitasking((void (*)(void))BOOTER_ADDR);
|
|
|
|
exit:
|
|
#ifndef IS_SALAMANDER
|
|
if (verbosity)
|
|
verbosity_enable();
|
|
else
|
|
verbosity_disable();
|
|
#else
|
|
return;
|
|
#endif
|
|
}
|