telodendria/src/include/Io.h
Jordan Bancino 92da3542a6 Move low-level fopencookie()/funopen() functionality to Io API.
The Stream API now provides the buffered I/O functionality analogous to
the C standard library.
2023-03-15 16:47:34 +00:00

46 lines
808 B
C

#ifndef TELODENDRIA_IO_H
#define TELODENDRIA_IO_H
#include <unistd.h>
#include <stdarg.h>
typedef struct Io Io;
typedef ssize_t (IoReadFunc) (void *, void *, size_t);
typedef ssize_t (IoWriteFunc) (void *, void *, size_t);
typedef off_t (IoSeekFunc) (void *, off_t, int);
typedef int (IoCloseFunc) (void *);
typedef struct IoFunctions
{
IoReadFunc *read;
IoWriteFunc *write;
IoSeekFunc *seek;
IoCloseFunc *close;
} IoFunctions;
extern Io *
IoCreate(void *, IoFunctions);
extern ssize_t
IoRead(Io *, void *, size_t);
extern ssize_t
IoWrite(Io *, void *, size_t);
extern off_t
IoSeek(Io *, off_t, int);
extern int
IoClose(Io *);
extern Io *
IoOpen(int);
extern int
IoVprintf(Io *, const char *, va_list);
extern int
IoPrintf(Io *, const char *, ...);
#endif /* TELODENDRIA_IO_H */