chore: initial commit (extracted from Launchers monorepo)

Plugin: ns7zip v2.0.0
Architectures: x86-ansi, x86-unicode, amd64-unicode
License: LGPL-2.1-or-later

versions/19.00/CPP/Common/C_FileIO.h

@@ -0,0 +1,53 @@
+// Common/C_FileIO.h
+
+#ifndef __COMMON_C_FILEIO_H
+#define __COMMON_C_FILEIO_H
+
+#include <stdio.h>
+#include <sys/types.h>
+
+#include "MyTypes.h"
+#include "MyWindows.h"
+
+#ifdef _WIN32
+#ifdef _MSC_VER
+typedef size_t ssize_t;
+#endif
+#endif
+
+namespace NC {
+namespace NFile {
+namespace NIO {
+
+class CFileBase
+{
+protected:
+  int _handle;
+  bool OpenBinary(const char *name, int flags);
+public:
+  CFileBase(): _handle(-1) {};
+  ~CFileBase() { Close(); }
+  bool Close();
+  bool GetLength(UInt64 &length) const;
+  off_t Seek(off_t distanceToMove, int moveMethod) const;
+};
+
+class CInFile: public CFileBase
+{
+public:
+  bool Open(const char *name);
+  bool OpenShared(const char *name, bool shareForWrite);
+  ssize_t Read(void *data, size_t size);
+};
+
+class COutFile: public CFileBase
+{
+public:
+  bool Create(const char *name, bool createAlways);
+  bool Open(const char *name, DWORD creationDisposition);
+  ssize_t Write(const void *data, size_t size);
+};
+
+}}}
+
+#endif