#ifndef MSP_IO_MEMORY_H_
#define MSP_IO_MEMORY_H_
-#include "base.h"
-#include "seek.h"
+#include "seekable.h"
namespace Msp {
namespace IO {
-class Memory: public Base
+class Memory: public Seekable
{
private:
- char *begin;
- char *end;
- char *pos;
+ char *begin = nullptr;
+ char *end = nullptr;
+ char *pos = nullptr;
public:
- Memory(char *, unsigned);
- Memory(char *, char *);
- Memory(const char *, unsigned);
- Memory(const char *, const char *);
-private:
- void init(char *, char *, Mode);
+ Memory(char *d, std::size_t s, Mode m = M_RDWR): Memory(d, d+s, m) { }
+ Memory(char *, char *, Mode = M_RDWR);
+ Memory(const char *d, std::size_t s): Memory(const_cast<char *>(d), const_cast<char *>(d+s), M_READ) { }
+ Memory(const char *b, const char *e): Memory(const_cast<char *>(b), const_cast<char *>(e), M_READ) { }
+
+ virtual void set_block(bool);
+ virtual void set_inherit(bool);
- virtual unsigned do_write(const char *, unsigned);
- virtual unsigned do_read(char *, unsigned);
+private:
+ virtual std::size_t do_write(const char *, std::size_t);
+ virtual std::size_t do_read(char *, std::size_t);
public:
- virtual unsigned put(char);
+ virtual std::size_t put(char);
virtual bool getline(std::string &);
virtual int get();
- unsigned seek(int, SeekType);
- unsigned tell() const { return pos-begin; }
+ virtual const Handle &get_handle(Mode);
- virtual Handle get_event_handle();
-
-private:
- void check_mode(Mode) const;
+ virtual SeekOffset seek(SeekOffset, SeekType);
+ virtual SeekOffset tell() const { return pos-begin; }
};
} // namespace IO