/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <linux/input.h>
#include <pthread.h>
#include <stdarg.h>
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <sys/reboot.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/mman.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <sys/mount.h>
#include <time.h>
#include <unistd.h>
#include <stdlib.h>
extern "C" {
#include "../common.h"
#include "../roots.h"
#include "../minuitwrp/minui.h"
#include "../recovery_ui.h"
#include "../minzip/Zip.h"
#include <pixelflinger/pixelflinger.h>
}
#include "rapidxml.hpp"
#include "objects.hpp"
#include "../data.hpp"
#include "../variables.h"
#include "../partitions.hpp"
const static int CURTAIN_FADE = 32;
using namespace rapidxml;
// Global values
static gr_surface gCurtain = NULL;
static int gGuiInitialized = 0;
static int gGuiConsoleRunning = 0;
static int gGuiConsoleTerminate = 0;
static int gForceRender = 0;
static int gNoAnimation = 1;
static int gGuiInputRunning = 0;
// Needed by pages.cpp too
int gGuiRunning = 0;
static int gRecorder = -1;
extern "C" void gr_write_frame_to_file(int fd);
void flip(void)
{
if (gRecorder != -1)
{
timespec time;
clock_gettime(CLOCK_MONOTONIC, &time);
write(gRecorder, &time, sizeof(timespec));
gr_write_frame_to_file(gRecorder);
}
gr_flip();
return;
}
void rapidxml::parse_error_handler(const char *what, void *where)
{
fprintf(stderr, "Parser error: %s\n", what);
fprintf(stderr, " Start of string: %s\n", (char*) where);
abort();
}
static void curtainSet()
{
gr_color(0, 0, 0, 255);
gr_fill(0, 0, gr_fb_width(), gr_fb_height());
gr_blit(gCurtain, 0, 0, gr_get_width(gCurtain), gr_get_height(gCurtain), 0, 0);
gr_flip();
return;
}
static void curtainRaise(gr_surface surface)
{
int sy = 0;
int h = gr_get_height(gCurtain) - 1;
int w = gr_get_width(gCurtain);
int fy = 1;
int msw = gr_get_width(surface);
int msh = gr_get_height(surface);
int CURTAIN_RATE = msh / 30;
if (gNoAnimation == 0)
{
for (; h > 0; h -= CURTAIN_RATE, sy += CURTAIN_RATE, fy += CURTAIN_RATE)
{
gr_blit(surface, 0, 0, msw, msh, 0, 0);
gr_blit(gCurtain, 0, sy, w, h, 0, 0);
gr_flip();
}
}
gr_blit(surface, 0, 0, msw, msh, 0, 0);
flip();
return;
}
void curtainClose()
{
#if 0
int w = gr_get_width(gCurtain);
int h = 1;
int sy = gr_get_height(gCurtain) - 1;
int fbh = gr_fb_height();
int CURTAIN_RATE = fbh / 30;
if (gNoAnimation == 0)
{
for (; h < fbh; h += CURTAIN_RATE, sy -= CURTAIN_RATE)
{
gr_blit(gCurtain, 0, sy, w, h, 0, 0);
gr_flip();
}
gr_blit(gCurtain, 0, 0, gr_get_width(gCurtain), gr_get_height(gCurtain), 0, 0);
gr_flip();
if (gRecorder != -1)
close(gRecorder);
int fade;
for (fade = 16; fade < 255; fade += CURTAIN_FADE)
{
gr_blit(gCurtain, 0, 0, gr_get_width(gCurtain), gr_get_height(gCurtain), 0, 0);
gr_color(0, 0, 0, fade);
gr_fill(0, 0, gr_fb_width(), gr_fb_height());
gr_flip();
}
gr_color(0, 0, 0, 255);
gr_fill(0, 0, gr_fb_width(), gr_fb_height());
gr_flip();
}
#else
gr_blit(gCurtain, 0, 0, gr_get_width(gCurtain), gr_get_height(gCurtain), 0, 0);
gr_flip();
#endif
return;
}
timespec timespec_diff(timespec& start, timespec& end)
{
timespec temp;
if ((end.tv_nsec-start.tv_nsec)<0) {
temp.tv_sec = end.tv_sec-start.tv_sec-1;
temp.tv_nsec = 1000000000+end.tv_nsec-start.tv_nsec;
} else {
temp.tv_sec = end.tv_sec-start.tv_sec;
temp.tv_nsec = end.tv_nsec-start.tv_nsec;
}
return temp;
}
static void *input_thread(void *cookie)
{
int drag = 0;
static int touch_and_hold = 0, dontwait = 0, touch_repeat = 0, x = 0, y = 0, lshift = 0, rshift = 0, key_repeat = 0;
static struct timeval touchStart;
HardwareKeyboard kb;
for (;;) {
// wait for the next event
struct input_event ev;
int state = 0, ret = 0;
ret = ev_get(&ev, dontwait);
if (ret < 0) {
struct timeval curTime;
gettimeofday(&curTime, NULL);
long mtime, seconds, useconds;
seconds = curTime.tv_sec - touchStart.tv_sec;
useconds = curTime.tv_usec - touchStart.tv_usec;
mtime = ((seconds) * 1000 + useconds/1000.0) + 0.5;
if (touch_and_hold && mtime > 500) {
touch_and_hold = 0;
touch_repeat = 1;
gettimeofday(&touchStart, NULL);
#ifdef _EVENT_LOGGING
LOGE("TOUCH_HOLD: %d,%d\n", x, y);
#endif
PageManager::NotifyTouch(TOUCH_HOLD, x, y);
} else if (touch_repeat && mtime > 100) {
#ifdef _EVENT_LOGGING
LOGE("TOUCH_REPEAT: %d,%d\n", x, y);
#endif
gettimeofday(&touchStart, NULL);
PageManager::NotifyTouch(TOUCH_REPEAT, x, y);
} else if (key_repeat == 1 && mtime > 500) {
#ifdef _EVENT_LOGGING
LOGE("KEY_HOLD: %d,%d\n", x, y);
#endif
gettimeofday(&touchStart, NULL);
key_repeat = 2;
kb.KeyRepeat();
} else if (key_repeat == 2 && mtime > 100) {
#ifdef _EVENT_LOGGING
LOGE("KEY_REPEAT: %d,%d\n", x, y);
#endif
gettimeofday(&touchStart, NULL);
kb.KeyRepeat();
}
} else if (ev.type == EV_ABS) {
x = ev.value >> 16;
y = ev.value & 0xFFFF;
if (ev.code == 0)
{
if (state == 0)
{
#ifdef _EVENT_LOGGING
LOGE("TOUCH_RELEASE: %d,%d\n", x, y);
#endif
PageManager::NotifyTouch(TOUCH_RELEASE, x, y);
touch_and_hold = 0;
touch_repeat = 0;
if (!key_repeat)
dontwait = 0;
}
state = 0;
drag = 0;
}
else
{
if (!drag)
{
#ifdef _EVENT_LOGGING
LOGE("TOUCH_START: %d,%d\n", x, y);
#endif
if (PageManager::NotifyTouch(TOUCH_START, x, y) > 0)
state = 1;
drag = 1;
touch_and_hold = 1;
dontwait = 1;
key_repeat = 0;
gettimeofday(&touchStart, NULL);
}
else
{
if (state == 0)
{
#ifdef _EVENT_LOGGING
LOGE("TOUCH_DRAG: %d,%d\n", x, y);
#endif
if (PageManager::NotifyTouch(TOUCH_DRAG, x, y) > 0)
state = 1;
key_repeat = 0;
}
}
}
}
else if (ev.type == EV_KEY)
{
// Handle key-press here
#ifdef _EVENT_LOGGING
LOGE("TOUCH_KEY: %d\n", ev.code);
#endif
if (ev.value != 0) {
// This is a key press
if (kb.KeyDown(ev.code)) {
key_repeat = 1;
touch_and_hold = 0;
touch_repeat = 0;
dontwait = 1;
gettimeofday(&touchStart, NULL);
} else {
key_repeat = 0;
touch_and_hold = 0;
touch_repeat = 0;
dontwait = 0;
}
} else {
// This is a key release
kb.KeyUp(ev.code);
key_repeat = 0;
touch_and_hold = 0;
touch_repeat = 0;
dontwait = 0;
}
}
}
return NULL;
}
// This special function will return immediately the first time, but then
// always returns 1/30th of a second (or immediately if called later) from
// the last time it was called
static void loopTimer(void)
{
static timespec lastCall;
static int initialized = 0;
if (!initialized)
{
clock_gettime(CLOCK_MONOTONIC, &lastCall);
initialized = 1;
return;
}
do
{
timespec curTime;
clock_gettime(CLOCK_MONOTONIC, &curTime);
timespec diff = timespec_diff(lastCall, curTime);
// This is really 30 times per second
if (diff.tv_sec || diff.tv_nsec > 33333333)
{
lastCall = curTime;
return;
}
// We need to sleep some period time microseconds
unsigned int sleepTime = 33333 - (diff.tv_nsec / 1000);
usleep(sleepTime);
} while(1);
return;
}
static int runPages(void)
{
// Raise the curtain
if (gCurtain != NULL)
{
gr_surface surface;
PageManager::Render();
gr_get_surface(&surface);
curtainRaise(surface);
gr_free_surface(surface);
}
gGuiRunning = 1;
DataManager::SetValue("tw_loaded", 1);
for (;;)
{
loopTimer();
if (!gForceRender)
{
int ret;
ret = PageManager::Update();
if (ret > 1)
PageManager::Render();
if (ret > 0)
flip();
}
else
{
gForceRender = 0;
PageManager::Render();
flip();
}
}
gGuiRunning = 0;
return 0;
}
static int runPage(const char* page_name)
{
gui_changePage(page_name);
// Raise the curtain
if (gCurtain != NULL)
{
gr_surface surface;
PageManager::Render();
gr_get_surface(&surface);
curtainRaise(surface);
gr_free_surface(surface);
}
gGuiRunning = 1;
DataManager::SetValue("tw_loaded", 1);
for (;;)
{
loopTimer();
if (!gForceRender)
{
int ret;
ret = PageManager::Update();
if (ret > 1)
PageManager::Render();
if (ret > 0)
flip();
}
else
{
gForceRender = 0;
PageManager::Render();
flip();
}
if (DataManager::GetIntValue("tw_page_done") != 0) {
gui_changePage("main");
break;
}
}
gGuiRunning = 0;
return 0;
}
int gui_forceRender(void)
{
gForceRender = 1;
return 0;
}
int gui_changePage(std::string newPage)
{
LOGI("Set page: '%s'\n", newPage.c_str());
PageManager::ChangePage(newPage);
gForceRender = 1;
return 0;
}
int gui_changeOverlay(std::string overlay)
{
PageManager::ChangeOverlay(overlay);
gForceRender = 1;
return 0;
}
int gui_changePackage(std::string newPackage)
{
PageManager::SelectPackage(newPackage);
gForceRender = 1;
return 0;
}
std::string gui_parse_text(string inText)
{
// Copied from std::string GUIText::parseText(void)
// This function parses text for DataManager values encompassed by %value% in the XML
static int counter = 0;
std::string str = inText;
size_t pos = 0;
size_t next = 0, end = 0;
while (1)
{
next = str.find('%', pos);
if (next == std::string::npos) return str;
end = str.find('%', next + 1);
if (end == std::string::npos) return str;
// We have a block of data
std::string var = str.substr(next + 1, (end - next) - 1);
str.erase(next, (end - next) + 1);
if (next + 1 == end)
{
str.insert(next, 1, '%');
}
else
{
std::string value;
if (DataManager::GetValue(var, value) == 0)
str.insert(next, value);
}
pos = next + 1;
}
}
extern "C" int gui_init()
{
int fd;
gr_init();
if (res_create_surface("/res/images/curtain.jpg", &gCurtain))
{
printf("Unable to locate '/res/images/curtain.jpg'\nDid you set a DEVICE_RESOLUTION in your config files?\n");
return -1;
}
curtainSet();
ev_init();
return 0;
}
extern "C" int gui_loadResources()
{
// unlink("/sdcard/video.last");
// rename("/sdcard/video.bin", "/sdcard/video.last");
// gRecorder = open("/sdcard/video.bin", O_CREAT | O_WRONLY);
int check = 0;
DataManager::GetValue(TW_IS_ENCRYPTED, check);
if (check) {
if (PageManager::LoadPackage("TWRP", "/res/ui.xml", "decrypt"))
{
LOGE("Failed to load base packages.\n");
goto error;
} else
check = 1;
}
if (check == 0 && PageManager::LoadPackage("TWRP", "/script/ui.xml", "main")) {
std::string theme_path;
theme_path = DataManager::GetSettingsStoragePath();
if (!PartitionManager.Mount_Settings_Storage(false)) {
int retry_count = 5;
while (retry_count > 0 && !PartitionManager.Mount_Settings_Storage(false)) {
usleep(500000);
retry_count--;
}
if (!PartitionManager.Mount_Settings_Storage(false)) {
LOGE("Unable to mount %s during GUI startup.\n", theme_path.c_str());
check = 1;
}
}
theme_path += "/TWRP/theme/ui.zip";
if (check || PageManager::LoadPackage("TWRP", theme_path, "main"))
{
if (PageManager::LoadPackage("TWRP", "/res/ui.xml", "main"))
{
LOGE("Failed to load base packages.\n");
goto error;
}
}
}
// Set the default package
PageManager::SelectPackage("TWRP");
gGuiInitialized = 1;
return 0;
error:
LOGE("An internal error has occurred.\n");
gGuiInitialized = 0;
return -1;
}
extern "C" int gui_start()
{
if (!gGuiInitialized) return -1;
gGuiConsoleTerminate = 1;
while (gGuiConsoleRunning) loopTimer();
// Set the default package
PageManager::SelectPackage("TWRP");
if (!gGuiInputRunning) {
// Start by spinning off an input handler.
pthread_t t;
pthread_create(&t, NULL, input_thread, NULL);
gGuiInputRunning = 1;
}
return runPages();
}
extern "C" int gui_startPage(const char* page_name)
{
if (!gGuiInitialized) return -1;
gGuiConsoleTerminate = 1;
while (gGuiConsoleRunning) loopTimer();
// Set the default package
PageManager::SelectPackage("TWRP");
if (!gGuiInputRunning) {
// Start by spinning off an input handler.
pthread_t t;
pthread_create(&t, NULL, input_thread, NULL);
gGuiInputRunning = 1;
}
return runPage(page_name);
}
static void *console_thread(void *cookie)
{
PageManager::SwitchToConsole();
while (!gGuiConsoleTerminate)
{
loopTimer();
if (!gForceRender)
{
int ret;
ret = PageManager::Update();
if (ret > 1)
PageManager::Render();
if (ret > 0)
flip();
if (ret < 0)
LOGE("An update request has failed.\n");
}
else
{
gForceRender = 0;
PageManager::Render();
flip();
}
}
gGuiConsoleRunning = 0;
return NULL;
}
extern "C" int gui_console_only()
{
if (!gGuiInitialized) return -1;
gGuiConsoleTerminate = 0;
gGuiConsoleRunning = 1;
// Start by spinning off an input handler.
pthread_t t;
pthread_create(&t, NULL, console_thread, NULL);
return 0;
}
