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Luma3DS-3GX/source/config.c

259 lines
10 KiB
C

/*
* This file is part of Luma3DS
* Copyright (C) 2016 Aurora Wright, TuxSH
*
* 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/>.
*
* Additional Terms 7.b of GPLv3 applies to this file: Requiring preservation of specified
* reasonable legal notices or author attributions in that material or in the Appropriate Legal
* Notices displayed by works containing it.
*/
#include "config.h"
#include "memory.h"
#include "fs.h"
#include "utils.h"
#include "screen.h"
#include "draw.h"
#include "buttons.h"
#include "pin.h"
bool readConfig(void)
{
if(fileRead(&configData, CONFIG_PATH) != sizeof(CfgData) ||
memcmp(configData.magic, "CONF", 4) != 0 ||
configData.formatVersionMajor != CONFIG_VERSIONMAJOR ||
configData.formatVersionMinor != CONFIG_VERSIONMINOR)
{
configData.config = 0;
return false;
}
return true;
}
void writeConfig(ConfigurationStatus needConfig, u32 configTemp)
{
/* If the configuration is different from previously, overwrite it.
Just the no-forcing flag being set is not enough */
if(needConfig == CREATE_CONFIGURATION || (configTemp & 0xFFFFFFDF) != configData.config)
{
if(needConfig == CREATE_CONFIGURATION)
{
memcpy(configData.magic, "CONF", 4);
configData.formatVersionMajor = CONFIG_VERSIONMAJOR;
configData.formatVersionMinor = CONFIG_VERSIONMINOR;
}
//Merge the new options and new boot configuration
configData.config = (configData.config & 0xFFFFFF80) | (configTemp & 0x7F);
if(!fileWrite(&configData, CONFIG_PATH, sizeof(CfgData)))
error("Error writing the configuration file");
}
}
void configMenu(bool oldPinStatus)
{
const char *multiOptionsText[] = { "Default EmuNAND: 1( ) 2( ) 3( ) 4( )",
"Screen brightness: 4( ) 3( ) 2( ) 1( )",
"PIN lock: Off( ) 4( ) 6( ) 8( ) digits",
"New 3DS CPU: Off( ) Clock( ) L2( ) Clock+L2( )"
#ifdef DEV
, "Dev. features: ErrDisp( ) UNITINFO( ) None( )"
#endif
};
const char *singleOptionsText[] = { "( ) Autoboot SysNAND",
"( ) Use SysNAND FIRM if booting with R (A9LH)",
"( ) Enable region/language emu. and ext. .code",
"( ) Show current NAND in System Settings",
"( ) Show GBA boot screen in patched AGB_FIRM",
"( ) Display splash screen before payloads"
#ifdef DEV
, "( ) Patch SVC/service/archive/ARM9 access"
#endif
};
struct multiOption {
int posXs[4];
int posY;
u32 enabled;
} multiOptions[] = {
{ .posXs = {19, 24, 29, 34} },
{ .posXs = {21, 26, 31, 36} },
{ .posXs = {14, 19, 24, 29} },
{ .posXs = {17, 26, 32, 44} }
#ifdef DEV
, { .posXs = {23, 35, 43, 0} }
#endif
};
//Calculate the amount of the various kinds of options and pre-select the first single one
u32 multiOptionsAmount = sizeof(multiOptions) / sizeof(struct multiOption),
singleOptionsAmount = sizeof(singleOptionsText) / sizeof(char *),
totalIndexes = multiOptionsAmount + singleOptionsAmount - 1,
selectedOption = multiOptionsAmount;
struct singleOption {
int posY;
bool enabled;
} singleOptions[singleOptionsAmount];
//Parse the existing options
for(u32 i = 0; i < multiOptionsAmount; i++)
multiOptions[i].enabled = MULTICONFIG(i);
for(u32 i = 0; i < singleOptionsAmount; i++)
singleOptions[i].enabled = CONFIG(i);
initScreens();
drawString(CONFIG_TITLE, 10, 10, COLOR_TITLE);
drawString("Press A to select, START to save", 10, 30, COLOR_WHITE);
//Character to display a selected option
char selected = 'x';
int endPos = 42;
//Display all the multiple choice options in white
for(u32 i = 0; i < multiOptionsAmount; i++)
{
if(!(i == NEWCPU && !isN3DS))
{
multiOptions[i].posY = endPos + SPACING_Y;
endPos = drawString(multiOptionsText[i], 10, multiOptions[i].posY, COLOR_WHITE);
drawCharacter(selected, 10 + multiOptions[i].posXs[multiOptions[i].enabled] * SPACING_X, multiOptions[i].posY, COLOR_WHITE);
}
}
endPos += SPACING_Y / 2;
u32 color = COLOR_RED;
//Display all the normal options in white except for the first one
for(u32 i = 0; i < singleOptionsAmount; i++)
{
singleOptions[i].posY = endPos + SPACING_Y;
endPos = drawString(singleOptionsText[i], 10, singleOptions[i].posY, color);
if(singleOptions[i].enabled) drawCharacter(selected, 10 + SPACING_X, singleOptions[i].posY, color);
color = COLOR_WHITE;
}
u32 pressed = 0;
//Boring configuration menu
while(pressed != BUTTON_START)
{
do
{
pressed = waitInput();
}
while(!(pressed & MENU_BUTTONS));
if(pressed != BUTTON_A)
{
//Remember the previously selected option
u32 oldSelectedOption = selectedOption;
switch(pressed)
{
case BUTTON_UP:
if(!selectedOption) selectedOption = totalIndexes;
else selectedOption = (selectedOption == NEWCPU + 1 && !isN3DS) ? selectedOption - 2 : selectedOption - 1;
break;
case BUTTON_DOWN:
if(selectedOption == totalIndexes) selectedOption = 0;
else selectedOption = (selectedOption == NEWCPU - 1 && !isN3DS) ? selectedOption + 2 : selectedOption + 1;
break;
case BUTTON_LEFT:
selectedOption = 0;
break;
case BUTTON_RIGHT:
selectedOption = totalIndexes;
break;
default:
continue;
}
if(selectedOption == oldSelectedOption) continue;
//The user moved to a different option, print the old option in white and the new one in red. Only print 'x's if necessary
if(oldSelectedOption < multiOptionsAmount)
{
drawString(multiOptionsText[oldSelectedOption], 10, multiOptions[oldSelectedOption].posY, COLOR_WHITE);
drawCharacter(selected, 10 + multiOptions[oldSelectedOption].posXs[multiOptions[oldSelectedOption].enabled] * SPACING_X, multiOptions[oldSelectedOption].posY, COLOR_WHITE);
}
else
{
u32 singleOldSelected = oldSelectedOption - multiOptionsAmount;
drawString(singleOptionsText[singleOldSelected], 10, singleOptions[singleOldSelected].posY, COLOR_WHITE);
if(singleOptions[singleOldSelected].enabled) drawCharacter(selected, 10 + SPACING_X, singleOptions[singleOldSelected].posY, COLOR_WHITE);
}
if(selectedOption < multiOptionsAmount)
drawString(multiOptionsText[selectedOption], 10, multiOptions[selectedOption].posY, COLOR_RED);
else
{
u32 singleSelected = selectedOption - multiOptionsAmount;
drawString(singleOptionsText[singleSelected], 10, singleOptions[singleSelected].posY, COLOR_RED);
}
}
else
{
//The selected option's status changed, print the 'x's accordingly
if(selectedOption < multiOptionsAmount)
{
u32 oldEnabled = multiOptions[selectedOption].enabled;
drawCharacter(selected, 10 + multiOptions[selectedOption].posXs[oldEnabled] * SPACING_X, multiOptions[selectedOption].posY, COLOR_BLACK);
multiOptions[selectedOption].enabled = (oldEnabled == 3 || !multiOptions[selectedOption].posXs[oldEnabled + 1]) ? 0 : oldEnabled + 1;
if(selectedOption == BRIGHTNESS) updateBrightness(multiOptions[BRIGHTNESS].enabled);
}
else
{
bool oldEnabled = singleOptions[selectedOption - multiOptionsAmount].enabled;
singleOptions[selectedOption - multiOptionsAmount].enabled = !oldEnabled;
if(oldEnabled) drawCharacter(selected, 10 + SPACING_X, singleOptions[selectedOption - multiOptionsAmount].posY, COLOR_BLACK);
}
}
//In any case, if the current option is enabled (or a multiple choice option is selected) we must display a red 'x'
if(selectedOption < multiOptionsAmount)
drawCharacter(selected, 10 + multiOptions[selectedOption].posXs[multiOptions[selectedOption].enabled] * SPACING_X, multiOptions[selectedOption].posY, COLOR_RED);
else
{
u32 singleSelected = selectedOption - multiOptionsAmount;
if(singleOptions[singleSelected].enabled) drawCharacter(selected, 10 + SPACING_X, singleOptions[singleSelected].posY, COLOR_RED);
}
}
u32 oldPinLength = MULTICONFIG(PIN);
//Preserve the last-used boot options (last 12 bits)
configData.config &= 0x3F;
//Parse and write the new configuration
for(u32 i = 0; i < multiOptionsAmount; i++)
configData.config |= multiOptions[i].enabled << (i * 2 + 7);
for(u32 i = 0; i < singleOptionsAmount; i++)
configData.config |= (singleOptions[i].enabled ? 1 : 0) << (i + 21);
if(MULTICONFIG(PIN) != 0) newPin(oldPinStatus && MULTICONFIG(PIN) == oldPinLength);
else if(oldPinStatus) fileDelete(PIN_PATH);
//Wait for the pressed buttons to change
while(HID_PAD & PIN_BUTTONS);
chrono(2);
}