IOFile: Get rid of IOFile's ReleaseHandle function

Transfer of handles should be done via std::move.

Source/Core/Common/FileUtil.cpp

@@ -947,13 +947,6 @@ bool IOFile::Close()
   return m_good;
 }
 
-std::FILE* IOFile::ReleaseHandle()
-{
-  std::FILE* const ret = m_file;
-  m_file = nullptr;
-  return ret;
-}
-
 void IOFile::SetHandle(std::FILE* file)
 {
   Close();

Source/Core/Common/FileUtil.h

@@ -212,8 +212,6 @@ public:
   // m_good is set to false when a read, write or other function fails
   bool IsGood() const { return m_good; }
   explicit operator bool() const { return IsGood() && IsOpen(); }
-  std::FILE* ReleaseHandle();
-
   std::FILE* GetHandle() { return m_file; }
   void SetHandle(std::FILE* file);
 

Source/Core/Common/SysConf.cpp

@@ -72,7 +72,7 @@ bool SysConf::LoadFromFile(const std::string& filename)
   File::IOFile f(filename, "rb");
   if (f.IsOpen())
   {
-    if (LoadFromFileInternal(f.ReleaseHandle()))
+    if (LoadFromFileInternal(std::move(f)))
     {
       m_Filename = filename;
       m_IsValid = true;
@@ -90,19 +90,18 @@ bool SysConf::LoadFromFile(const std::string& filename)
   return false;
 }
 
-bool SysConf::LoadFromFileInternal(FILE* fh)
+bool SysConf::LoadFromFileInternal(File::IOFile&& file)
 {
-  File::IOFile f(fh);
   // Fill in infos
   SSysConfHeader s_Header;
-  f.ReadArray(s_Header.version, 4);
-  f.ReadArray(&s_Header.numEntries, 1);
+  file.ReadArray(s_Header.version, 4);
+  file.ReadArray(&s_Header.numEntries, 1);
   s_Header.numEntries = Common::swap16(s_Header.numEntries) + 1;
 
   for (u16 index = 0; index < s_Header.numEntries; index++)
   {
     SSysConfEntry tmpEntry;
-    f.ReadArray(&tmpEntry.offset, 1);
+    file.ReadArray(&tmpEntry.offset, 1);
     tmpEntry.offset = Common::swap16(tmpEntry.offset);
     m_Entries.push_back(tmpEntry);
   }
@@ -111,16 +110,16 @@ bool SysConf::LoadFromFileInternal(FILE* fh)
   for (auto i = m_Entries.begin(); i < m_Entries.end() - 1; ++i)
   {
     SSysConfEntry& curEntry = *i;
-    f.Seek(curEntry.offset, SEEK_SET);
+    file.Seek(curEntry.offset, SEEK_SET);
 
     u8 description = 0;
-    f.ReadArray(&description, 1);
+    file.ReadArray(&description, 1);
     // Data type
     curEntry.type = (SysconfType)((description & 0xe0) >> 5);
     // Length of name in bytes - 1
     curEntry.nameLength = (description & 0x1f) + 1;
     // Name
-    f.ReadArray(curEntry.name, curEntry.nameLength);
+    file.ReadArray(curEntry.name, curEntry.nameLength);
     curEntry.name[curEntry.nameLength] = '\0';
     // Get length of data
     curEntry.data = nullptr;
@@ -128,14 +127,14 @@ bool SysConf::LoadFromFileInternal(FILE* fh)
     switch (curEntry.type)
     {
     case Type_BigArray:
-      f.ReadArray(&curEntry.dataLength, 1);
+      file.ReadArray(&curEntry.dataLength, 1);
       curEntry.dataLength = Common::swap16(curEntry.dataLength);
       break;
 
     case Type_SmallArray:
     {
       u8 dlength = 0;
-      f.ReadBytes(&dlength, 1);
+      file.ReadBytes(&dlength, 1);
       curEntry.dataLength = dlength;
       break;
     }
@@ -167,11 +166,11 @@ bool SysConf::LoadFromFileInternal(FILE* fh)
     if (curEntry.dataLength)
     {
       curEntry.data = new u8[curEntry.dataLength];
-      f.ReadArray(curEntry.data, curEntry.dataLength);
+      file.ReadArray(curEntry.data, curEntry.dataLength);
     }
   }
 
-  return f.IsGood();
+  return file.IsGood();
 }
 
 // Returns the size of the item in file

Source/Core/Common/SysConf.h

@@ -14,6 +14,11 @@
 #include "Common/Logging/Log.h"
 #include "Common/MsgHandler.h"
 
+namespace File
+{
+class IOFile;
+}
+
 // This class is meant to edit the values in a given Wii SYSCONF file
 // It currently does not add/remove/rearrange sections,
 // instead only modifies exiting sections' data
@@ -175,7 +180,7 @@ public:
   void UpdateLocation();
 
 private:
-  bool LoadFromFileInternal(FILE* fh);
+  bool LoadFromFileInternal(File::IOFile&& file);
   void GenerateSysConf();
   void Clear();
 

Source/Core/Core/HW/GCMemcard.cpp

@@ -827,15 +827,12 @@ u32 GCMemcard::ImportGci(const std::string& inputFile, const std::string& output
   if (!gci)
     return OPENFAIL;
 
-  u32 result = ImportGciInternal(gci.ReleaseHandle(), inputFile, outputFile);
-
-  return result;
+  return ImportGciInternal(std::move(gci), inputFile, outputFile);
 }
 
-u32 GCMemcard::ImportGciInternal(FILE* gcih, const std::string& inputFile,
+u32 GCMemcard::ImportGciInternal(File::IOFile&& gci, const std::string& inputFile,
                                  const std::string& outputFile)
 {
-  File::IOFile gci(gcih);
   unsigned int offset;
   std::string fileType;
   SplitPath(inputFile, nullptr, nullptr, &fileType);

Source/Core/Core/HW/GCMemcard.h

@@ -15,6 +15,11 @@
 #include "Core/HW/EXI_DeviceIPL.h"
 #include "Core/HW/Sram.h"
 
+namespace File
+{
+class IOFile;
+}
+
 #define BE64(x) (Common::swap64(x))
 #define BE32(x) (Common::swap32(x))
 #define BE16(x) (Common::swap16(x))
@@ -304,7 +309,8 @@ private:
 
   std::vector<GCMBlock> mc_data_blocks;
 
-  u32 ImportGciInternal(FILE* gcih, const std::string& inputFile, const std::string& outputFile);
+  u32 ImportGciInternal(File::IOFile&& gci, const std::string& inputFile,
+                        const std::string& outputFile);
   void InitDirBatPointers();
 
 public: