structcmd.h File Reference

A Documented file. More...

Go to the source code of this file.

Defines
#define	MAX(a, b)   (((a)>(b))?(a):(b))
	A macro that returns the maximum of a and b.
Typedefs
typedef unsigned int	UINT32
	A type definition for a .
Functions
int	open (const char *, int)
	Opens a file descriptor.
int	close (int)
	Closes the file descriptor fd.
size_t	write (int, const char *, size_t)
	Writes count bytes from buf to the filedescriptor fd.
int	read (int, char *, size_t)
	Read bytes from a file descriptor.
Variables
int	errno
	Contains the last error code.

---

Detailed Description

A Documented file.

Details.

---

Define Documentation

#define MAX	(		a,
			b
	)		(((a)>(b))?(a):(b))

A macro that returns the maximum of a and b.

Details.

---

Typedef Documentation

typedef unsigned int UINT32

A type definition for a .

Details.

---

Function Documentation

int close

(

int

fd

)

Closes the file descriptor fd.

Parameters:

fd	The descriptor to close.

int open	(	const char *	pathname,
		int	flags
	)

Opens a file descriptor.

Parameters:

pathname	The name of the descriptor.
flags	Opening flags.

int read	(	int	fd,
		char *	buf,
		size_t	count
	)

Read bytes from a file descriptor.

Parameters:

fd	The descriptor to read from.
buf	The buffer to read into.
count	The number of bytes to read.

size_t write	(	int	fd,
		const char *	buf,
		size_t	count
	)

Writes count bytes from buf to the filedescriptor fd.

Parameters:

fd	The descriptor to write to.
buf	The data buffer to write.
count	The number of bytes to write.

---

Variable Documentation

int errno

Contains the last error code.

Warning:

Not thread safe!