//initializes video graphics mode
void *vg_init(unsigned short mode)
{
/* Allow memory mapping */
vbe_mode_info_t info;
if(vbe_get_mode_info(mode, &info))
return NULL;
unsigned long vram_base ;/*= VRAM_PHYS_ADDR;*/
unsigned long vram_size;
h_res = info.XResolution;
v_res = info.YResolution;
bits_per_pixel = (unsigned) info.BitsPerPixel;
bytes_per_pixel = bits_per_pixel/8;
vram_phys_addr = (void*)info.PhysBasePtr;
vram_base = (unsigned long) info.PhysBasePtr;
vram_size=(h_res * v_res * bits_per_pixel )/8;
secondary_buf = malloc(vram_size);
if(secondary_buf== NULL)
{
printf("Not enough memory for secondary buffer\n");
return NULL;
}
map_virtual_memory(vram_base, vram_size, (void**)&video_mem);
if(set_video_mode(mode))
return NULL;
return video_mem;
}
bool DFInstanceLinux::find_running_copy(bool connect_anyway) {
// find PID of DF
TRACE << "attempting to find running copy of DF by executable name";
QProcess *proc = new QProcess(this);
QStringList args;
args << "dwarfort.exe"; // 0.31.04 and earlier
args << "Dwarf_Fortress"; // 0.31.05+
proc->start("pidof", args);
proc->waitForFinished(1000);
if (proc->exitCode() == 0) { //found it
QByteArray out = proc->readAllStandardOutput();
QStringList str_pids = QString(out).split(" ");
str_pids.sort();
if(str_pids.count() > 1){
m_pid = QInputDialog::getItem(0, tr("Warning"),tr("Multiple Dwarf Fortress processes found, please choose the process to use."),str_pids,str_pids.count()-1,false).toInt();
}else{
m_pid = str_pids.at(0).toInt();
}
m_memory_file.setFileName(QString("/proc/%1/mem").arg(m_pid));
TRACE << "USING PID:" << m_pid;
} else {
QMessageBox::warning(0, tr("Warning"),
tr("Unable to locate a running copy of Dwarf "
"Fortress, are you sure it's running?"));
LOGW << "can't find running copy";
m_is_ok = false;
return m_is_ok;
}
m_inject_addr = unsigned(-1);
m_alloc_start = 0;
m_alloc_end = 0;
map_virtual_memory();
//qDebug() << "LOWEST ADDR:" << hex << lowest_addr;
//DUMP LIST OF MEMORY RANGES
/*
QPair<uint, uint> tmp_pair;
foreach(tmp_pair, m_regions) {
LOGD << "RANGE start:" << hex << tmp_pair.first << "end:" << tmp_pair.second;
}*/
VIRTADDR m_base_addr = read_addr(m_lowest_address + 0x18);
LOGD << "base_addr:" << m_base_addr << "HEX" << hex << m_base_addr;
m_is_ok = m_base_addr > 0;
uint checksum = calculate_checksum();
LOGD << "DF's checksum is" << hexify(checksum);
if (m_is_ok) {
m_layout = get_memory_layout(hexify(checksum).toLower(), !connect_anyway);
}
//Get dwarf fortress directory
m_df_dir = QDir(QFileInfo(QString("/proc/%1/cwd").arg(m_pid)).symLinkTarget());
LOGI << "Dwarf fortress path:" << m_df_dir.absolutePath();
return m_is_ok || connect_anyway;
}
