pipe_fs.h File Reference

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Data Structures
struct	pipe_inode_info

Macros
#define	PIPE_BASE(inode)   ((inode).u.pipe_i.base)
#define	PIPE_EMPTY(inode)   (PIPE_SIZE(inode)==0)
#define	PIPE_END(inode)
#define	PIPE_FREE(inode)   (PIPE_BUF - PIPE_LEN(inode))
#define	PIPE_FULL(inode)   (PIPE_SIZE(inode)==PIPE_BUF)
#define	PIPE_LEN(inode)   ((inode).u.pipe_i.len)
#define	PIPE_LOCK(inode)   ((inode).u.pipe_i.lock)
#define	PIPE_MAX_RCHUNK(inode)   (PIPE_BUF - PIPE_START(inode))
#define	PIPE_MAX_WCHUNK(inode)   (PIPE_BUF - PIPE_END(inode))
#define	PIPE_RD_OPENERS(inode)   ((inode).u.pipe_i.rd_openers)
#define	PIPE_READERS(inode)   ((inode).u.pipe_i.readers)
#define	PIPE_SIZE(inode)   PIPE_LEN(inode)
#define	PIPE_START(inode)   ((inode).u.pipe_i.start)
#define	PIPE_WAIT(inode)   ((inode).u.pipe_i.wait)
#define	PIPE_WR_OPENERS(inode)   ((inode).u.pipe_i.wr_openers)
#define	PIPE_WRITERS(inode)   ((inode).u.pipe_i.writers)

Macro Definition Documentation

PIPE_BASE

#define PIPE_BASE

(

inode

)

((inode).u.pipe_i.base)

Definition at line 45 of file pipe_fs.h.

PIPE_EMPTY

#define PIPE_EMPTY

(

inode

)

(PIPE_SIZE(inode)==0)

Definition at line 55 of file pipe_fs.h.

PIPE_END

#define PIPE_END

(

inode

)

Value:

((PIPE_START(inode)+PIPE_LEN(inode))&\
                 (PIPE_BUF-1))

Definition at line 58 of file pipe_fs.h.

PIPE_FREE

#define PIPE_FREE

(

inode

)

(PIPE_BUF - PIPE_LEN(inode))

Definition at line 57 of file pipe_fs.h.

PIPE_FULL

#define PIPE_FULL

(

inode

)

(PIPE_SIZE(inode)==PIPE_BUF)

Definition at line 56 of file pipe_fs.h.

PIPE_LEN

#define PIPE_LEN

(

inode

)

((inode).u.pipe_i.len)

Definition at line 47 of file pipe_fs.h.

PIPE_LOCK

#define PIPE_LOCK

(

inode

)

((inode).u.pipe_i.lock)

Definition at line 52 of file pipe_fs.h.

PIPE_MAX_RCHUNK

#define PIPE_MAX_RCHUNK

(

inode

)

(PIPE_BUF - PIPE_START(inode))

Definition at line 60 of file pipe_fs.h.

PIPE_MAX_WCHUNK

#define PIPE_MAX_WCHUNK

(

inode

)

(PIPE_BUF - PIPE_END(inode))

Definition at line 61 of file pipe_fs.h.

PIPE_RD_OPENERS

#define PIPE_RD_OPENERS

(

inode

)

((inode).u.pipe_i.rd_openers)

Definition at line 48 of file pipe_fs.h.

PIPE_READERS

#define PIPE_READERS

(

inode

)

((inode).u.pipe_i.readers)

Definition at line 50 of file pipe_fs.h.

PIPE_SIZE

#define PIPE_SIZE

(

inode

)

PIPE_LEN(inode)

Definition at line 53 of file pipe_fs.h.

PIPE_START

#define PIPE_START

(

inode

)

((inode).u.pipe_i.start)

Definition at line 46 of file pipe_fs.h.

PIPE_WAIT

#define PIPE_WAIT

(

inode

)

((inode).u.pipe_i.wait)

Definition at line 44 of file pipe_fs.h.

PIPE_WR_OPENERS

#define PIPE_WR_OPENERS

(

inode

)

((inode).u.pipe_i.wr_openers)

Definition at line 49 of file pipe_fs.h.

PIPE_WRITERS

#define PIPE_WRITERS

(

inode

)

((inode).u.pipe_i.writers)

Definition at line 51 of file pipe_fs.h.