void UpdateDialog::setAvailableReleases(const QList<AvailableRelease *> & availableReleases)
{
AvailableRelease * interimRelease = NULL;
AvailableRelease * mainRelease = NULL;
foreach (AvailableRelease * availableRelease, availableReleases) {
if (availableRelease->interim && (interimRelease == NULL)) {
interimRelease = availableRelease;
continue;
}
if (!availableRelease->interim && (mainRelease == NULL)) {
mainRelease = availableRelease;
continue;
}
if (mainRelease != NULL && interimRelease != NULL) break;
}
if (mainRelease == NULL && interimRelease == NULL) {
if (m_atUserRequest) {
m_feedbackLabel->setText(tr("No new versions found."));
}
return;
}
QSettings settings;
QString style;
QFile css(":/resources/styles/updatedialog.css");
if (css.open(QIODevice::ReadOnly)) {
style = css.readAll();
css.close();
}
QString text = QString("<html><head><style type='text/css'>%1</style></head><body>").arg(style);
if (mainRelease) {
text += genTable(tr("A new main release is available for downloading:"), mainRelease);
settings.setValue("lastMainVersionChecked", mainRelease->versionString);
}
if (interimRelease) {
text += genTable(tr("A new interim release is available for downloading:"), interimRelease);
settings.setValue("lastInterimVersionChecked", interimRelease->versionString);
}
text += "</body></html>";
m_feedbackLabel->setText(text);
this->show();
}
TEST_F(EventsDatabaseTests, test_gentable) {
auto sub = std::make_shared<DBFakeEventSubscriber>();
// Lie about the tool type to enable optimizations.
auto default_type = kToolType;
kToolType = OSQUERY_TOOL_DAEMON;
ASSERT_EQ(sub->optimize_time_, 0U);
ASSERT_EQ(sub->expire_time_, 0U);
sub->testAdd(getUnixTime() - 1);
sub->testAdd(getUnixTime());
sub->testAdd(getUnixTime() + 1);
// Test the expire workflow by creating a short expiration time.
FLAGS_events_expiry = 10;
std::vector<std::string> keys;
scanDatabaseKeys("events", keys);
EXPECT_GT(keys.size(), 10U);
// Perform a "select" equivalent.
QueryContext context;
auto results = sub->genTable(context);
// Expect all non-expired results: 11, +
EXPECT_EQ(results.size(), 9U);
// The expiration time is now - events_expiry.
EXPECT_GT(sub->expire_time_, getUnixTime() - (FLAGS_events_expiry * 2));
EXPECT_LT(sub->expire_time_, getUnixTime());
// The optimize time will be changed too.
ASSERT_GT(sub->optimize_time_, 0U);
// Restore the tool type.
kToolType = default_type;
results = sub->genTable(context);
EXPECT_EQ(results.size(), 3U);
results = sub->genTable(context);
EXPECT_EQ(results.size(), 3U);
// The optimize time should have been written to the database.
// It should be the same as the current (relative) optimize time.
std::string content;
getDatabaseValue("events", "optimize.DBFakePublisher.DBFakeSubscriber",
content);
EXPECT_EQ(std::to_string(sub->optimize_time_), content);
keys.clear();
scanDatabaseKeys("events", keys);
EXPECT_LT(keys.size(), 30U);
}
table & result::curTable()
{
if(resultTables.size() == 0)
genTable();
return resultTables[resultTables.size() - 1];
}
QImage combine(QList<QImage> images) {
if (images.length() == 1) return images.first();
genTable();
QSize size = images[0].size();
const int width = size.width();
const int height = size.height();
QImage ret(size, QImage::Format_ARGB32_Premultiplied);
for (int y = 0; y < height; ++y) {
uchar* __restrict q = ret.scanLine(y);
for (int x = 0; x < width; ++x) {
u32 sum[4] = {0};
foreach (const QImage& img, images) {
QRgb rgb = img.pixel(x, y);
sum[0] += rgb & 0xFFu;
sum[1] += (rgb >> 8u) & 0xFFu;
sum[2] += (rgb >> 16u) & 0xFFu;
sum[3] += (rgb >> 24u) & 0xFFu;
}
const u32 multiplier = table[std::max(sum[3], u32(255u))];
#define PROCESS_PIXEL(i) *q++ = (uchar) ((u64(sum[i] * 255u) * multiplier) >> 32);
PROCESS_PIXEL(0) PROCESS_PIXEL(1) PROCESS_PIXEL(2)
#undef PROCESS_PIXEL
*q++ = (u8) std::min(sum[3], u32(255u));
}
}
TEST_F(EventsDatabaseTests, test_expire_check) {
auto sub = std::make_shared<DBFakeEventSubscriber>();
// Set the max number of buffered events to something reasonably small.
FLAGS_events_max = 10;
auto t = 10000;
// We are still at the mercy of the opaque EVENTS_CHECKPOINT define.
for (size_t x = 0; x < 3; x++) {
size_t num_events = 256 * x;
for (size_t i = 0; i < num_events; i++) {
sub->testAdd(t++);
}
// Since events tests are dependent, expect 257 + 3 events.
QueryContext context;
auto results = sub->genTable(context);
if (x == 0) {
// The first iteration is dependent on previous test state.
continue;
}
// The number of events should remain constant.
// In practice there may be an event still in the write queue.
EXPECT_LT(results.size(), 60U);
}
// Try again, this time with a scan
for (size_t k = 0; k < 3; k++) {
for (size_t x = 0; x < 3; x++) {
size_t num_events = 256 * x;
for (size_t i = 0; i < num_events; i++) {
sub->testAdd(t++);
}
// Records hold the event_id + time indexes.
// Data hosts the event_id + JSON content.
auto record_key = "records." + sub->dbNamespace();
auto data_key = "data." + sub->dbNamespace();
std::vector<std::string> records, datas;
scanDatabaseKeys(kEvents, records, record_key);
scanDatabaseKeys(kEvents, datas, data_key);
EXPECT_LT(records.size(), 20U);
EXPECT_LT(datas.size(), 60U);
}
}
}
/// generation of
int main(int argc, const char ** argv)
{
if ( argc<2 ) {
printf("USAGE: gammagen <filename>\n");
return -1;
}
const char * filename = argv[1];
FILE * out = fopen(filename, "wt");
if ( !out ) {
printf("Cannot create file %s\n", filename);
return -1;
}
fprintf(out, "// Gamma tables for using with freetype\n");
fprintf(out, "// don't edit: this file is generated by crengine/Tools/GammaGen/gammagen.cpp\n");
fprintf(out, "// to rebuild, run crengine/Tools/GammaGen/gen.sh\n");
fprintf(out, "// \n");
fprintf(out, "#define GAMMA_LEVELS %d\n", GAMMA_LEVELS);
fprintf(out, "\n\n");
fprintf(out, "// gamma correction tables, 0..%d\n", GAMMA_LEVELS-1);
fprintf(out, "extern const unsigned char * cr_gamma_tables[GAMMA_LEVELS];\n");
fprintf(out, "// gamma correction levels table 0..%d\n", GAMMA_LEVELS-1);
fprintf(out, "extern const double cr_gamma_levels[GAMMA_LEVELS];\n");
fprintf(out, "// corrects gamma for value 0..255, gamma_index must be 0..%d (%d means no correction)\n", GAMMA_LEVELS-1, GAMMA_LEVELS/2);
fprintf(out, "inline unsigned char cr_correct_gamma( unsigned char value, int gamma_index ) { return cr_gamma_tables[gamma_index][value]; } \n");
fprintf(out, "// corrects gamma for byte buffer; gamma_index must be 0..%d (%d means no correction)\n", GAMMA_LEVELS-1, GAMMA_LEVELS/2);
fprintf(out, "void cr_correct_gamma_buf( unsigned char * buf, int size, int gamma_index );\n");
fprintf(out, "\n\n");
fprintf(out, "#ifdef GAMMA_TABLES_IMPL\n");
int i;
for ( i=0; i<GAMMA_LEVELS; i++ ) {
genTable(out, gamma_levels[i], i);
}
fprintf(out, "\n");
fprintf(out, "const unsigned char * cr_gamma_tables[GAMMA_LEVELS] = {\n");
for ( i=0; i<GAMMA_LEVELS; i++ ) {
fprintf(out, " gamma_table_%d, // %f \n", i, gamma_levels[i]);
}
fprintf(out, "};\n\n");
fprintf(out, "\n");
fprintf(out, "const double cr_gamma_levels[GAMMA_LEVELS] = {\n");
for ( i=0; i<GAMMA_LEVELS; i++ ) {
fprintf(out, " %f,\n", gamma_levels[i]);
}
fprintf(out, "};\n\n");
fprintf(out, "// corrects gamma for byte buffer; gamma_index must be 0..%d (%d means no correction)\n", GAMMA_LEVELS-1, GAMMA_LEVELS/2);
fprintf(out, "void cr_correct_gamma_buf( unsigned char * buf, int size, int gamma_index ) {\n"
" const unsigned char * table = cr_gamma_tables[gamma_index];\n"
" for ( int i=0; i<size; i++ )\n"
" buf[i] = table[buf[i]];\n"
"}\n");
fprintf(out, "\n#endif\n");
fclose(out);
return 0;
}
0x0F,0x8F,0x4F,0xCF,0x2F,0xAF,0x6F,0xEF,
0x1F,0x9F,0x5F,0xDF,0x3F,0xBF,0x7F,0xFF,
};
/* Declare a table for performing 90 degree bitmap rotations */
#define genTable(n) \
{ 0x00000000UL<<n,0x00000001UL<<n,0x00000100UL<<n,0x00000101UL<<n, \
0x00010000UL<<n,0x00010001UL<<n,0x00010100UL<<n,0x00010101UL<<n, \
0x01000000UL<<n,0x01000001UL<<n,0x01000100UL<<n,0x01000101UL<<n, \
0x01010000UL<<n,0x01010001UL<<n,0x01010100UL<<n,0x01010101UL<<n, \
}
/* {secret} */
ulong _MGL_rotTable[8][16] = {
genTable(0),
genTable(1),
genTable(2),
genTable(3),
genTable(4),
genTable(5),
genTable(6),
genTable(7),
};
/* Define macros to extract part of the 32 bit result from the tables */
#define extract(n) \
lo |= _MGL_rotTable[n][*src & 0xF]; \
hi |= _MGL_rotTable[n][*src >> 4]; \
src += srcStep
