operation Struct Reference

A single operation. More...

#include <trans.h>

Collaboration diagram for operation:

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Data Fields
int	locked
	Is the region locked?
off_t	offset
	Operation's offset.
size_t	len
	Data length, in bytes.
void *	buf
	Data buffer.
enum op_direction	direction
	Direction.
size_t	plen
	Previous data length (only if direction == D_WRITE).
void *	pdata
	Previous data (only if direction == D_WRITE).
struct operation *	prev
	Previous operation.
struct operation *	next
	Next operation.

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Detailed Description

A single operation.

Definition at line 41 of file trans.h.

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Field Documentation

int operation::locked

Is the region locked?

Definition at line 43 of file trans.h.

Referenced by jtrans_add_common(), jtrans_rollback(), and lock_file_ranges().

off_t operation::offset

Operation's offset.

Definition at line 46 of file trans.h.

Referenced by fill_trans(), jtrans_add_common(), jtrans_commit(), jtrans_rollback(), lock_file_ranges(), and operation_read_prev().

size_t operation::len

Data length, in bytes.

Definition at line 49 of file trans.h.

Referenced by fill_trans(), jtrans_add_common(), jtrans_commit(), jtrans_rollback(), lock_file_ranges(), and operation_read_prev().

void* operation::buf

Data buffer.

Definition at line 52 of file trans.h.

Referenced by fill_trans(), jtrans_add_common(), jtrans_commit(), jtrans_free(), and jtrans_rollback().

enum op_direction operation::direction

Direction.

Definition at line 55 of file trans.h.

Referenced by fill_trans(), jtrans_add_common(), jtrans_commit(), jtrans_free(), and jtrans_rollback().

size_t operation::plen

Previous data length (only if direction == D_WRITE).

Definition at line 58 of file trans.h.

Referenced by jtrans_add_common(), jtrans_rollback(), and operation_read_prev().

void* operation::pdata

Previous data (only if direction == D_WRITE).

Definition at line 61 of file trans.h.

Referenced by fill_trans(), jfsck(), jtrans_add_common(), jtrans_free(), jtrans_rollback(), and operation_read_prev().

struct operation* operation::prev [read]

Previous operation.

Definition at line 64 of file trans.h.

Referenced by fill_trans(), jtrans_add_common(), and jtrans_rollback().

struct operation* operation::next [read]

Next operation.

Definition at line 67 of file trans.h.

Referenced by fill_trans(), jfsck(), jtrans_add_common(), jtrans_commit(), jtrans_free(), jtrans_rollback(), and lock_file_ranges().

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The documentation for this struct was generated from the following file:

• trans.h