1 files changed, 24 insertions, 11 deletions

diff --git a/src/common/file_util.h b/src/common/file_util.h
index bc9272d89..2f13d0b6b 100644
--- a/src/common/file_util.h
+++ b/src/common/file_util.h
@@ -8,6 +8,7 @@
 #include <cstdio>
 #include <fstream>
 #include <functional>
+#include <limits>
 #include <string>
 #include <string_view>
 #include <type_traits>
@@ -23,6 +24,7 @@ namespace FileUtil {
 enum class UserPath {
     CacheDir,
     ConfigDir,
+    KeysDir,
     LogDir,
     NANDDir,
     RootDir,
@@ -125,6 +127,10 @@ bool SetCurrentDir(const std::string& directory);
 // directory. To be used in "multi-user" mode (that is, installed).
 const std::string& GetUserPath(UserPath path, const std::string& new_path = "");
 
+std::string GetHactoolConfigurationPath();
+
+std::string GetNANDRegistrationDir(bool system = false);
+
 // Returns the path to where the sys file are
 std::string GetSysDirectory();
 
@@ -178,8 +184,12 @@ std::vector<T> SliceVector(const std::vector<T>& vector, size_t first, size_t la
     return std::vector<T>(vector.begin() + first, vector.begin() + first + last);
 }
 
-// Removes trailing slash, makes all '\\' into '/', and removes duplicate '/'.
-std::string SanitizePath(std::string_view path);
+enum class DirectorySeparator { ForwardSlash, BackwardSlash, PlatformDefault };
+
+// Removes trailing slash, makes all '\\' into '/', and removes duplicate '/'. Makes '/' into '\\'
+// depending if directory_separator is BackwardSlash or PlatformDefault and running on windows
+std::string SanitizePath(std::string_view path,
+                         DirectorySeparator directory_separator = DirectorySeparator::ForwardSlash);
 
 // simple wrapper for cstdlib file functions to
 // hopefully will make error checking easier
@@ -204,39 +214,42 @@ public:
 
     template <typename T>
     size_t ReadArray(T* data, size_t length) const {
-        static_assert(std::is_trivially_copyable<T>(),
+        static_assert(std::is_trivially_copyable_v<T>,
                       "Given array does not consist of trivially copyable objects");
 
-        if (!IsOpen())
-            return -1;
+        if (!IsOpen()) {
+            return std::numeric_limits<size_t>::max();
+        }
 
         return std::fread(data, sizeof(T), length, m_file);
     }
 
     template <typename T>
     size_t WriteArray(const T* data, size_t length) {
-        static_assert(std::is_trivially_copyable<T>(),
+        static_assert(std::is_trivially_copyable_v<T>,
                       "Given array does not consist of trivially copyable objects");
-        if (!IsOpen())
-            return -1;
+        if (!IsOpen()) {
+            return std::numeric_limits<size_t>::max();
+        }
+
         return std::fwrite(data, sizeof(T), length, m_file);
     }
 
     template <typename T>
     size_t ReadBytes(T* data, size_t length) const {
-        static_assert(std::is_trivially_copyable<T>(), "T must be trivially copyable");
+        static_assert(std::is_trivially_copyable_v<T>, "T must be trivially copyable");
         return ReadArray(reinterpret_cast<char*>(data), length);
     }
 
     template <typename T>
     size_t WriteBytes(const T* data, size_t length) {
-        static_assert(std::is_trivially_copyable<T>(), "T must be trivially copyable");
+        static_assert(std::is_trivially_copyable_v<T>, "T must be trivially copyable");
         return WriteArray(reinterpret_cast<const char*>(data), length);
     }
 
     template <typename T>
     size_t WriteObject(const T& object) {
-        static_assert(!std::is_pointer<T>::value, "Given object is a pointer");
+        static_assert(!std::is_pointer_v<T>, "WriteObject arguments must not be a pointer");
         return WriteArray(&object, 1);
     }