#include <sys/types.h>
#include <sys/sysctl.h>
#elif defined(_WIN32)
+ #include <windows.h>
+ #include <wincrypt.h>
#include <algorithm>
#endif
#if !defined(_WIN32)
void sigint_handler(int sig)
{
- if(g_killed == false)
- {
- dstream<<DTIME<<"INFO: sigint_handler(): "
- <<"Ctrl-C pressed, shutting down."<<std::endl;
+ if (!g_killed) {
+ dstream << "INFO: sigint_handler(): "
+ << "Ctrl-C pressed, shutting down." << std::endl;
// Comment out for less clutter when testing scripts
- /*dstream<<DTIME<<"INFO: sigint_handler(): "
- <<"Printing debug stacks"<<std::endl;
+ /*dstream << "INFO: sigint_handler(): "
+ << "Printing debug stacks" << std::endl;
debug_stacks_print();*/
g_killed = true;
- }
- else
- {
+ } else {
(void)signal(SIGINT, SIG_DFL);
}
}
case CTRL_CLOSE_EVENT:
case CTRL_LOGOFF_EVENT:
case CTRL_SHUTDOWN_EVENT:
- if (g_killed == false) {
- dstream << DTIME << "INFO: event_handler(): "
+ if (!g_killed) {
+ dstream << "INFO: event_handler(): "
<< "Ctrl+C, Close Event, Logoff Event or Shutdown Event,"
" shutting down." << std::endl;
g_killed = true;
void signal_handler_init(void)
{
- SetConsoleCtrlHandler( (PHANDLER_ROUTINE)event_handler,TRUE);
+ SetConsoleCtrlHandler((PHANDLER_ROUTINE)event_handler, TRUE);
}
#endif
-/*
- Multithreading support
-*/
-int getNumberOfProcessors()
-{
-#if defined(_SC_NPROCESSORS_ONLN)
-
- return sysconf(_SC_NPROCESSORS_ONLN);
-
-#elif defined(__FreeBSD__) || defined(__APPLE__)
-
- unsigned int len, count;
- len = sizeof(count);
- return sysctlbyname("hw.ncpu", &count, &len, NULL, 0);
-
-#elif defined(_GNU_SOURCE)
-
- return get_nprocs();
-
-#elif defined(_WIN32)
-
- SYSTEM_INFO sysinfo;
- GetSystemInfo(&sysinfo);
- return sysinfo.dwNumberOfProcessors;
-
-#elif defined(PTW32_VERSION) || defined(__hpux)
-
- return pthread_num_processors_np();
-
-#else
-
- return 1;
-
-#endif
-}
-
-
-#ifndef __ANDROID__
-bool threadBindToProcessor(threadid_t tid, int pnumber)
-{
-#if defined(_WIN32)
-
- HANDLE hThread = OpenThread(THREAD_ALL_ACCESS, 0, tid);
- if (!hThread)
- return false;
-
- bool success = SetThreadAffinityMask(hThread, 1 << pnumber) != 0;
-
- CloseHandle(hThread);
- return success;
-
-#elif (defined(__FreeBSD__) && (__FreeBSD_version >= 702106)) \
- || defined(__linux) || defined(linux)
-
- cpu_set_t cpuset;
-
- CPU_ZERO(&cpuset);
- CPU_SET(pnumber, &cpuset);
- return pthread_setaffinity_np(tid, sizeof(cpuset), &cpuset) == 0;
-
-#elif defined(__sun) || defined(sun)
-
- return processor_bind(P_LWPID, MAKE_LWPID_PTHREAD(tid),
- pnumber, NULL) == 0;
-
-#elif defined(_AIX)
-
- return bindprocessor(BINDTHREAD, (tid_t)tid, pnumber) == 0;
-
-#elif defined(__hpux) || defined(hpux)
-
- pthread_spu_t answer;
-
- return pthread_processor_bind_np(PTHREAD_BIND_ADVISORY_NP,
- &answer, pnumber, tid) == 0;
-
-#elif defined(__APPLE__)
-
- struct thread_affinity_policy tapol;
-
- thread_port_t threadport = pthread_mach_thread_np(tid);
- tapol.affinity_tag = pnumber + 1;
- return thread_policy_set(threadport, THREAD_AFFINITY_POLICY,
- (thread_policy_t)&tapol, THREAD_AFFINITY_POLICY_COUNT) == KERN_SUCCESS;
-
-#else
-
- return false;
-
-#endif
-}
-#endif
-
-bool threadSetPriority(threadid_t tid, int prio)
-{
-#if defined(_WIN32)
-
- HANDLE hThread = OpenThread(THREAD_ALL_ACCESS, 0, tid);
- if (!hThread)
- return false;
-
- bool success = SetThreadPriority(hThread, prio) != 0;
-
- CloseHandle(hThread);
- return success;
-
-#else
-
- struct sched_param sparam;
- int policy;
-
- if (pthread_getschedparam(tid, &policy, &sparam) != 0)
- return false;
-
- int min = sched_get_priority_min(policy);
- int max = sched_get_priority_max(policy);
-
- sparam.sched_priority = min + prio * (max - min) / THREAD_PRIORITY_HIGHEST;
- return pthread_setschedparam(tid, policy, &sparam) == 0;
-
-#endif
-}
-
-
/*
Path mangler
*/
// Default to RUN_IN_PLACE style relative paths
std::string path_share = "..";
std::string path_user = "..";
+std::string path_locale = path_share + DIR_DELIM + "locale";
+std::string path_cache = path_user + DIR_DELIM + "cache";
+
std::string getDataPath(const char *subpath)
{
{
const char *ends[] = {
"bin\\Release",
+ "bin\\MinSizeRel",
+ "bin\\RelWithDebInfo",
"bin\\Debug",
"bin\\Build",
NULL
oss << "Windows/" << osvi.dwMajorVersion << "."
<< osvi.dwMinorVersion;
- if(osvi.szCSDVersion[0])
+ if (osvi.szCSDVersion[0])
oss << "-" << tmp;
oss << " ";
#ifdef _WIN64
oss << "x86_64";
#else
BOOL is64 = FALSE;
- if(IsWow64Process(GetCurrentProcess(), &is64) && is64)
+ if (IsWow64Process(GetCurrentProcess(), &is64) && is64)
oss << "x86_64"; // 32-bit app on 64-bit OS
else
oss << "x86";
bool getCurrentExecPath(char *buf, size_t len)
{
- if (_NSGetExecutablePath(buf, &len) == -1)
+ uint32_t lenb = (uint32_t)len;
+ if (_NSGetExecutablePath(buf, &lenb) == -1)
return false;
return true;
DWORD len = GetEnvironmentVariable("APPDATA", buf, sizeof(buf));
FATAL_ERROR_IF(len == 0 || len > sizeof(buf), "Failed to get APPDATA");
- path_user = std::string(buf) + DIR_DELIM + lowercase(PROJECT_NAME);
+ path_user = std::string(buf) + DIR_DELIM + PROJECT_NAME;
return true;
}
trylist.push_back(static_sharedir);
trylist.push_back(bindir + DIR_DELIM ".." DIR_DELIM "share"
- DIR_DELIM + lowercase(PROJECT_NAME));
+ DIR_DELIM + PROJECT_NAME);
trylist.push_back(bindir + DIR_DELIM "..");
#ifdef __ANDROID__
const std::string &trypath = *i;
if (!fs::PathExists(trypath) ||
!fs::PathExists(trypath + DIR_DELIM + "builtin")) {
- dstream << "WARNING: system-wide share not found at \""
+ warningstream << "system-wide share not found at \""
<< trypath << "\""<< std::endl;
continue;
}
// Warn if was not the first alternative
if (i != trylist.begin()) {
- dstream << "WARNING: system-wide share found at \""
+ warningstream << "system-wide share found at \""
<< trypath << "\"" << std::endl;
}
#ifndef __ANDROID__
path_user = std::string(getenv("HOME")) + DIR_DELIM "."
- + lowercase(PROJECT_NAME);
+ + PROJECT_NAME;
#endif
return true;
TRUE, (UInt8 *)path, PATH_MAX)) {
path_share = std::string(path);
} else {
- dstream << "WARNING: Could not determine bundle resource path" << std::endl;
+ warningstream << "Could not determine bundle resource path" << std::endl;
}
CFRelease(resources_url);
path_user = std::string(getenv("HOME"))
+ "/Library/Application Support/"
- + lowercase(PROJECT_NAME);
+ + PROJECT_NAME;
return true;
}
#endif
+void migrateCachePath()
+{
+ const std::string local_cache_path = path_user + DIR_DELIM + "cache";
+
+ // Delete tmp folder if it exists (it only ever contained
+ // a temporary ogg file, which is no longer used).
+ if (fs::PathExists(local_cache_path + DIR_DELIM + "tmp"))
+ fs::RecursiveDelete(local_cache_path + DIR_DELIM + "tmp");
+
+ // Bail if migration impossible
+ if (path_cache == local_cache_path || !fs::PathExists(local_cache_path)
+ || fs::PathExists(path_cache)) {
+ return;
+ }
+ if (!fs::Rename(local_cache_path, path_cache)) {
+ errorstream << "Failed to migrate local cache path "
+ "to system path!" << std::endl;
+ }
+}
void initializePaths()
{
getExecPathFromProcfs(buf, sizeof(buf));
if (success) {
- pathRemoveFile(buf, '/');
+ pathRemoveFile(buf, DIR_DELIM_CHAR);
std::string execpath(buf);
path_share = execpath + DIR_DELIM "..";
path_share = execpath;
path_user = execpath;
}
-
+ path_cache = path_user + DIR_DELIM + "cache";
#else
infostream << "Using system-wide paths (NOT RUN_IN_PLACE)" << std::endl;
if (!setSystemPaths())
errorstream << "Failed to get one or more system-wide path" << std::endl;
+ // Initialize path_cache
+ // First try $XDG_CACHE_HOME/PROJECT_NAME
+ const char *cache_dir = getenv("XDG_CACHE_HOME");
+ const char *home_dir = getenv("HOME");
+ if (cache_dir) {
+ path_cache = std::string(cache_dir) + DIR_DELIM + PROJECT_NAME;
+ } else if (home_dir) {
+ // Then try $HOME/.cache/PROJECT_NAME
+ path_cache = std::string(home_dir) + DIR_DELIM + ".cache"
+ + DIR_DELIM + PROJECT_NAME;
+ } else {
+ // If neither works, use $PATH_USER/cache
+ path_cache = path_user + DIR_DELIM + "cache";
+ }
+ // Migrate cache folder to new location if possible
+ migrateCachePath();
#endif
infostream << "Detected share path: " << path_share << std::endl;
infostream << "Detected user path: " << path_user << std::endl;
+ infostream << "Detected cache path: " << path_cache << std::endl;
+
+ bool found_localedir = false;
+#ifdef STATIC_LOCALEDIR
+ if (STATIC_LOCALEDIR[0] && fs::PathExists(STATIC_LOCALEDIR)) {
+ found_localedir = true;
+ path_locale = STATIC_LOCALEDIR;
+ infostream << "Using locale directory " << STATIC_LOCALEDIR << std::endl;
+ } else {
+ path_locale = getDataPath("locale");
+ if (fs::PathExists(path_locale)) {
+ found_localedir = true;
+ infostream << "Using in-place locale directory " << path_locale
+ << " even though a static one was provided "
+ << "(RUN_IN_PLACE or CUSTOM_LOCALEDIR)." << std::endl;
+ }
+ }
+#else
+ path_locale = getDataPath("locale");
+ if (fs::PathExists(path_locale)) {
+ found_localedir = true;
+ }
+#endif
+ if (!found_localedir) {
+ errorstream << "Couldn't find a locale directory!" << std::endl;
+ }
}
static float calcDisplayDensity()
{
- const char* current_display = getenv("DISPLAY");
+ const char *current_display = getenv("DISPLAY");
if (current_display != NULL) {
- Display * x11display = XOpenDisplay(current_display);
+ Display *x11display = XOpenDisplay(current_display);
- if (x11display != NULL) {
- /* try x direct */
- float dpi_height =
- floor(DisplayHeight(x11display, 0) /
- (DisplayHeightMM(x11display, 0) * 0.039370) + 0.5);
- float dpi_width =
- floor(DisplayWidth(x11display, 0) /
- (DisplayWidthMM(x11display, 0) * 0.039370) +0.5);
+ if (x11display != NULL) {
+ /* try x direct */
+ float dpi_height = floor(DisplayHeight(x11display, 0) /
+ (DisplayHeightMM(x11display, 0) * 0.039370) + 0.5);
+ float dpi_width = floor(DisplayWidth(x11display, 0) /
+ (DisplayWidthMM(x11display, 0) * 0.039370) + 0.5);
- XCloseDisplay(x11display);
+ XCloseDisplay(x11display);
- return std::max(dpi_height,dpi_width) / 96.0;
- }
+ return std::max(dpi_height,dpi_width) / 96.0;
}
+ }
/* return manually specified dpi */
return g_settings->getFloat("screen_dpi")/96.0;
# endif // __ANDROID__
#endif // SERVER
-} //namespace porting
+////
+//// OS-specific Secure Random
+////
+
+#ifdef WIN32
+
+bool secure_rand_fill_buf(void *buf, size_t len)
+{
+ HCRYPTPROV wctx;
+
+ if (!CryptAcquireContext(&wctx, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT))
+ return false;
+
+ CryptGenRandom(wctx, len, (BYTE *)buf);
+ CryptReleaseContext(wctx, 0);
+ return true;
+}
+
+#else
+
+bool secure_rand_fill_buf(void *buf, size_t len)
+{
+ // N.B. This function checks *only* for /dev/urandom, because on most
+ // common OSes it is non-blocking, whereas /dev/random is blocking, and it
+ // is exceptionally uncommon for there to be a situation where /dev/random
+ // exists but /dev/urandom does not. This guesswork is necessary since
+ // random devices are not covered by any POSIX standard...
+ FILE *fp = fopen("/dev/urandom", "rb");
+ if (!fp)
+ return false;
+
+ bool success = fread(buf, len, 1, fp) == 1;
+
+ fclose(fp);
+ return success;
+}
+
+#endif
+
+} //namespace porting