RetroArch/xdk/salamander/main.c
2012-09-01 06:59:38 +02:00

218 lines
6.8 KiB
C

/* RetroArch - A frontend for libretro.
* RetroArch Salamander - A frontend for managing some pre-launch tasks.
* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
* Copyright (C) 2011-2012 - Daniel De Matteis
*
* 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 <stdlib.h>
#include <string.h>
#include <xtl.h>
#include "../../compat/strl.h"
#include "../../conf/config_file.h"
#include "../../msvc/msvc_compat.h"
#ifndef PATH_MAX
#define PATH_MAX 512
#endif
#include "../../console/rarch_console.h"
#include "../../console/rarch_console_libretro_mgmt.h"
#include "../../console/rarch_console_exec.h"
#include "../../retroarch_logger.h"
#include "../../file.h"
DWORD volume_device_type;
char libretro_path[PATH_MAX];
default_paths_t default_paths;
static void find_and_set_first_file(void)
{
//Last fallback - we'll need to start the first executable file
// we can find in the RetroArch cores directory
char first_file[PATH_MAX];
rarch_manage_libretro_set_first_file(first_file, sizeof(first_file),
#if defined(_XBOX360)
"game:", "xex"
#elif defined(_XBOX1)
"D:", "xbe"
#endif
);
if(first_file)
{
#ifdef _XBOX1
snprintf(libretro_path, sizeof(libretro_path), "D:\\%s", first_file);
#else
strlcpy(libretro_path, first_file, sizeof(libretro_path));
#endif
RARCH_LOG("libretro_path now set to: %s.\n", libretro_path);
}
else
RARCH_ERR("Failed last fallback - RetroArch Salamander will exit.\n");
}
static void init_settings(void)
{
char tmp_str[PATH_MAX];
bool config_file_exists = false;
if(path_file_exists(default_paths.config_file))
config_file_exists = true;
//try to find CORE executable
char core_executable[1024];
#if defined(_XBOX360)
snprintf(core_executable, sizeof(core_executable), "game:\\CORE.xex");
#elif defined(_XBOX1)
snprintf(core_executable, sizeof(core_executable), "D:\\CORE.xbe");
#endif
if(path_file_exists(core_executable))
{
//Start CORE executable
snprintf(libretro_path, sizeof(libretro_path), core_executable);
RARCH_LOG("Start [%s].\n", libretro_path);
}
else
{
if(config_file_exists)
{
config_file_t * conf = config_file_new(default_paths.config_file);
config_get_array(conf, "libretro_path", tmp_str, sizeof(tmp_str));
snprintf(libretro_path, sizeof(libretro_path), tmp_str);
}
if(!config_file_exists || !strcmp(libretro_path, ""))
{
find_and_set_first_file();
}
else
{
RARCH_LOG("Start [%s] found in retroarch.cfg.\n", libretro_path);
}
if (!config_file_exists)
{
config_file_t *new_conf = config_file_new(NULL);
config_set_string(new_conf, "libretro_path", libretro_path);
config_file_write(new_conf, default_paths.config_file);
config_file_free(new_conf);
}
}
}
static void get_environment_settings (void)
{
#if defined(_XBOX360)
//for devkits only, we will need to mount all partitions for retail
//in a different way
//DmMapDevkitDrive();
int result_filecache = XSetFileCacheSize(0x100000);
if(result_filecache != TRUE)
{
RARCH_ERR("Couldn't change number of bytes reserved for file system cache.\n");
}
unsigned long result = XMountUtilityDriveEx(XMOUNTUTILITYDRIVE_FORMAT0,8192, 0);
if(result != ERROR_SUCCESS)
{
RARCH_ERR("Couldn't mount/format utility drive.\n");
}
// detect install environment
unsigned long license_mask;
if (XContentGetLicenseMask(&license_mask, NULL) != ERROR_SUCCESS)
{
RARCH_LOG("RetroArch was launched as a standalone DVD, or using DVD emulation, or from the development area of the HDD.\n");
}
else
{
XContentQueryVolumeDeviceType("GAME",&volume_device_type, NULL);
switch(volume_device_type)
{
case XCONTENTDEVICETYPE_HDD:
RARCH_LOG("RetroArch was launched from a content package on HDD.\n");
break;
case XCONTENTDEVICETYPE_MU:
RARCH_LOG("RetroArch was launched from a content package on USB or Memory Unit.\n");
break;
case XCONTENTDEVICETYPE_ODD:
RARCH_LOG("RetroArch was launched from a content package on Optical Disc Drive.\n");
break;
default:
RARCH_LOG("RetroArch was launched from a content package on an unknown device type.\n");
break;
}
}
#endif
#if defined(_XBOX1)
strlcpy(default_paths.core_dir, "D:", sizeof(default_paths.core_dir));
strlcpy(default_paths.config_file, "D:\\retroarch.cfg", sizeof(default_paths.config_file));
strlcpy(default_paths.system_dir, "D:\\system", sizeof(default_paths.system_dir));
strlcpy(default_paths.filesystem_root_dir, "D:", sizeof(default_paths.filesystem_root_dir));
strlcpy(default_paths.executable_extension, ".xbe", sizeof(default_paths.executable_extension));
strlcpy(default_paths.filebrowser_startup_dir, "D:", sizeof(default_paths.filebrowser_startup_dir));
strlcpy(default_paths.screenshots_dir, "D:\\screenshots", sizeof(default_paths.screenshots_dir));
strlcpy(default_paths.salamander_file, "default.xbe", sizeof(default_paths.salamander_file));
#elif defined(_XBOX360)
strlcpy(default_paths.filesystem_root_dir, "game:\\", sizeof(default_paths.filesystem_root_dir));
strlcpy(default_paths.screenshots_dir, "game:", sizeof(default_paths.screenshots_dir));
strlcpy(default_paths.config_file, "game:\\retroarch.cfg", sizeof(default_paths.config_file));
strlcpy(default_paths.system_dir, "game:\\system\\", sizeof(default_paths.system_dir));
strlcpy(default_paths.executable_extension, ".xex", sizeof(default_paths.executable_extension));
snprintf(default_paths.salamander_file, sizeof(default_paths.salamander_file), "default.xex");
#endif
}
int main(int argc, char *argv[])
{
XINPUT_STATE state;
(void)state;
get_environment_settings();
//WIP - no Xbox 1 controller input yet
#ifdef _XBOX360
XInputGetState(0, &state);
if(state.Gamepad.wButtons & XINPUT_GAMEPAD_Y)
{
//override path, boot first executable in cores directory
RARCH_LOG("Fallback - Will boot first executable in RetroArch cores directory.\n");
find_and_set_first_file();
}
else
#endif
{
//normal executable loading path
init_settings();
}
rarch_console_exec(libretro_path);
return 1;
}