pmt: Improve libraries

- Tests have been improved.
 - Some functions and classes in libhelper have been improved for better results.

srclib/libhelper/include/libhelper/lib.hpp

@@ -24,6 +24,7 @@
 #include <string>
 #include <string_view>
 #include <vector>
+#include <dirent.h>
 
 #ifndef ONLY_HELPER_MACROS
 
@@ -80,6 +81,7 @@ private:
   std::vector<char *> _ptrs_c;
   std::vector<uint8_t *> _ptrs_u;
   std::vector<FILE *> _fps;
+  std::vector<DIR *> _dps;
   std::vector<int> _fds;
   std::vector<std::string> _files;
 
@@ -90,6 +92,7 @@ public:
   void delAfterProgress(uint8_t *&_ptr);
   void delFileAfterProgress(const std::string &path);
   void closeAfterProgress(FILE *&_fp);
+  void closeAfterProgress(DIR *&_dp);
   void closeAfterProgress(int _fd);
 };
 
@@ -106,7 +109,7 @@ void setLoggingState(int state); // Disable/enable logging
 void reset();
 } // namespace LoggingProperties
 
-// Checkers
+// Checkers - don't throw Helper::Error
 bool hasSuperUser();
 bool hasAdbPermissions();
 bool isExists(std::string_view entry);
@@ -133,7 +136,7 @@ bool eraseEntry(std::string_view entry);
 bool eraseDirectoryRecursive(std::string_view directory);
 
 // Getters
-size_t fileSize(std::string_view file);
+int64_t fileSize(std::string_view file);
 std::string readSymlink(std::string_view entry);
 
 // SHA-256
@@ -155,9 +158,11 @@ std::string pathBasename(std::string_view entry);
 std::string pathDirname(std::string_view entry);
 uint64_t getRandomOffset(uint64_t size, uint64_t bufferSize);
 
+#ifdef __ANDROID__
 // Android
 std::string getProperty(std::string_view prop);
 bool reboot(std::string_view arg);
+#endif
 
 // Library-specif
 std::string getLibVersion();
@@ -170,6 +175,9 @@ std::string getLibVersion();
 [[nodiscard]] FILE *openAndAddToCloseList(const std::string_view &path,
                                           garbageCollector &collector,
                                           const char *mode);
+[[nodiscard]] DIR *openAndAddToCloseList(const std::string_view &path,
+                                          garbageCollector &collector);
+
 } // namespace Helper
 
 #endif // #ifndef ONLY_HELPER_MACROS

srclib/libhelper/src/Classes.cpp

@@ -22,6 +22,7 @@
 #include <exception>
 #include <fcntl.h>
 #include <libgen.h>
+#include <dirent.h>
 #include <libhelper/lib.hpp>
 #include <sstream>
 #include <unistd.h>
@@ -103,21 +104,16 @@ garbageCollector::~garbageCollector() {
     close(fd);
   for (const auto &fp : _fps)
     fclose(fp);
+  for (const auto &dp : _dps)
+    closedir(dp);
   for (const auto &file : _files)
     eraseEntry(file);
 }
 
-void garbageCollector::delAfterProgress(char *&_ptr) {
-  _ptrs_c.push_back(_ptr);
-}
-void garbageCollector::delAfterProgress(uint8_t *&_ptr) {
-  _ptrs_u.push_back(_ptr);
-}
-void garbageCollector::delFileAfterProgress(const std::string &path) {
-  _files.push_back(path);
-}
-void garbageCollector::closeAfterProgress(const int _fd) {
-  _fds.push_back(_fd);
-}
+void garbageCollector::delAfterProgress(char *&_ptr) { _ptrs_c.push_back(_ptr); }
+void garbageCollector::delAfterProgress(uint8_t *&_ptr) { _ptrs_u.push_back(_ptr); }
+void garbageCollector::delFileAfterProgress(const std::string &path) { _files.push_back(path); }
+void garbageCollector::closeAfterProgress(const int _fd) { _fds.push_back(_fd); }
 void garbageCollector::closeAfterProgress(FILE *&_fp) { _fps.push_back(_fp); }
+void garbageCollector::closeAfterProgress(DIR *&_dp) { _dps.push_back(_dp); }
 } // namespace Helper

srclib/libhelper/src/FileUtil.cpp

@@ -151,8 +151,9 @@ bool eraseDirectoryRecursive(const std::string_view directory) {
   LOGN(HELPER, INFO) << "erase recursive requested: " << directory << std::endl;
   struct stat buf{};
   dirent *entry;
+  garbageCollector collector;
 
-  DIR *dir = opendir(directory.data());
+  DIR *dir = openAndAddToCloseList(directory.data(), collector);
   if (dir == nullptr) return false;
 
   while ((entry = readdir(dir)) != nullptr) {
@@ -164,25 +165,18 @@ bool eraseDirectoryRecursive(const std::string_view directory) {
     snprintf(fullpath, sizeof(fullpath), "%s/%s", directory.data(),
              entry->d_name);
 
-    if (lstat(fullpath, &buf) == -1) {
-      closedir(dir);
+    if (lstat(fullpath, &buf) == -1)
       return false;
-    }
 
     if (S_ISDIR(buf.st_mode)) {
-      if (!eraseDirectoryRecursive(fullpath)) {
-        closedir(dir);
-        return false;
-      }
+      if (!eraseDirectoryRecursive(fullpath)) return false;
+    } else if (S_ISREG(buf.st_mode)) {
+      if (!eraseEntry(fullpath)) return false;
     } else {
-      if (unlink(fullpath) == -1) {
-        closedir(dir);
-        return false;
-      }
+      if (unlink(fullpath) == -1) return false;
     }
   }
 
-  closedir(dir);
   if (rmdir(directory.data()) == -1) return false;
 
   LOGN(HELPER, INFO) << "\"" << directory << "\" successfully erased."
@@ -203,10 +197,10 @@ std::string readSymlink(const std::string_view entry) {
   return target;
 }
 
-size_t fileSize(const std::string_view file) {
+int64_t fileSize(const std::string_view file) {
   LOGN(HELPER, INFO) << "get file size request: " << file << std::endl;
   struct stat st{};
-  if (stat(file.data(), &st) != 0) return false;
-  return static_cast<size_t>(st.st_size);
+  if (stat(file.data(), &st) != 0) return -1;
+  return st.st_size;
 }
 } // namespace Helper

srclib/libhelper/src/Utilities.cpp

@@ -35,6 +35,7 @@
 #include <sys/stat.h>
 #include <unistd.h>
 
+#ifdef __ANDROID__
 // From system/core/libcutils/android_reboot.cpp android16-s2-release
 int android_reboot(const unsigned cmd, int /*flags*/, const char *arg) {
   int ret;
@@ -63,6 +64,7 @@ int android_reboot(const unsigned cmd, int /*flags*/, const char *arg) {
   free(prop_value);
   return ret;
 }
+#endif
 
 namespace Helper {
 namespace LoggingProperties {
@@ -203,6 +205,13 @@ FILE *openAndAddToCloseList(const std::string_view &path,
   return fp;
 }
 
+DIR *openAndAddToCloseList(const std::string_view &path, garbageCollector &collector) {
+  DIR *dp = opendir(path.data());
+  collector.closeAfterProgress(dp);
+  return dp;
+}
+
+#ifdef __ANDROID__
 std::string getProperty(const std::string_view prop) {
   char val[PROP_VALUE_MAX];
   const int x = __system_property_get(prop.data(), val);
@@ -220,6 +229,7 @@ bool reboot(const std::string_view arg) {
 
   return android_reboot(cmd, 0, arg.empty() ? nullptr : arg.data()) != -1;
 }
+#endif
 
 uint64_t getRandomOffset(const uint64_t size, const uint64_t bufferSize) {
   if (size <= bufferSize) return 0;

srclib/libhelper/tests/test.cpp

@@ -50,11 +50,10 @@ int main(int argc, char **argv) {
               << std::endl;
 
     if (!Helper::writeFile("file.txt", "hello world"))
-      throw Helper::Error("Cannor write \"hello world\" in 'file.txt'");
+      throw Helper::Error("Cannot write \"hello world\" in 'file.txt'");
     else std::cout << "file.txt writed." << std::endl;
 
-    auto content = Helper::readFile("file.txt");
-    if (!content) throw Helper::Error("Cannot read 'file.txt'");
+    if (const auto content = Helper::readFile("file.txt");!content) throw Helper::Error("Cannot read 'file.txt'");
     else std::cout << "'file.txt': " << *content << std::endl;
 
     std::cout << "Making directory 'dir2': " << std::boolalpha
@@ -78,8 +77,7 @@ int main(int argc, char **argv) {
     std::cout << "Read link of 'file2lnk.txt': "
               << Helper::readSymlink(test_path("file2lnk.txt")) << std::endl;
 
-    auto sha256 = Helper::sha256Of(test_path("file2.txt"));
-    if (!sha256) throw Helper::Error("Cannot get sha256 of 'file2.txt'");
+    if (const auto sha256 = Helper::sha256Of(test_path("file2.txt"));!sha256) throw Helper::Error("Cannot get sha256 of 'file2.txt'");
     else std::cout << "SHA256 of 'file2.txt': " << *sha256 << std::endl;
 
     std::cout << "'file2.txt' and 'file2lnk.txt' same? (SHA256): "
@@ -95,7 +93,7 @@ int main(int argc, char **argv) {
               << Helper::runCommand("ls") << std::endl;
     std::cout << "Spawn confirm propt..." << std::endl;
 
-    bool p = Helper::confirmPropt("Please answer");
+    const bool p = Helper::confirmPropt("Please answer");
     std::cout << "Result of confirm propt: " << std::boolalpha << p
               << std::endl;
 

srclib/libpartition_map/tests/test.cpp

@@ -18,7 +18,6 @@
 #include <iostream>
 #include <libpartition_map/lib.hpp>
 #include <unistd.h>
-#include <pstl/glue_execution_defs.h>
 
 int main() {
   if (getuid() != 0) return 2;