mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-30 08:40:07 +00:00
180 lines
6.4 KiB
C
180 lines
6.4 KiB
C
/*-
|
|
* See the file LICENSE for redistribution information.
|
|
*
|
|
* Copyright (c) 1998
|
|
* Sleepycat Software. All rights reserved.
|
|
*
|
|
* @(#)xa.h 10.1 (Sleepycat) 6/22/98
|
|
*/
|
|
/*
|
|
* Start of xa.h header
|
|
*
|
|
* Define a symbol to prevent multiple inclusions of this header file
|
|
*/
|
|
#ifndef XA_H
|
|
#define XA_H
|
|
|
|
/*
|
|
* Transaction branch identification: XID and NULLXID:
|
|
*/
|
|
#define XIDDATASIZE 128 /* size in bytes */
|
|
#define MAXGTRIDSIZE 64 /* maximum size in bytes of gtrid */
|
|
#define MAXBQUALSIZE 64 /* maximum size in bytes of bqual */
|
|
|
|
struct xid_t {
|
|
long formatID; /* format identifier */
|
|
long gtrid_length; /* value from 1 through 64 */
|
|
long bqual_length; /* value from 1 through 64 */
|
|
char data[XIDDATASIZE];
|
|
};
|
|
typedef struct xid_t XID;
|
|
/*
|
|
* A value of -1 in formatID means that the XID is null.
|
|
*/
|
|
|
|
/*
|
|
* Declarations of routines by which RMs call TMs:
|
|
*/
|
|
extern int ax_reg __P((int, XID *, long));
|
|
extern int ax_unreg __P((int, long));
|
|
|
|
/*
|
|
* XA Switch Data Structure
|
|
*/
|
|
#define RMNAMESZ 32 /* length of resource manager name, */
|
|
/* including the null terminator */
|
|
#define MAXINFOSIZE 256 /* maximum size in bytes of xa_info */
|
|
/* strings, including the null
|
|
terminator */
|
|
struct xa_switch_t {
|
|
char name[RMNAMESZ]; /* name of resource manager */
|
|
long flags; /* resource manager specific options */
|
|
long version; /* must be 0 */
|
|
int (*xa_open_entry) /* xa_open function pointer */
|
|
__P((char *, int, long));
|
|
int (*xa_close_entry) /* xa_close function pointer */
|
|
__P((char *, int, long));
|
|
int (*xa_start_entry) /* xa_start function pointer */
|
|
__P((XID *, int, long));
|
|
int (*xa_end_entry) /* xa_end function pointer */
|
|
__P((XID *, int, long));
|
|
int (*xa_rollback_entry) /* xa_rollback function pointer */
|
|
__P((XID *, int, long));
|
|
int (*xa_prepare_entry) /* xa_prepare function pointer */
|
|
__P((XID *, int, long));
|
|
int (*xa_commit_entry) /* xa_commit function pointer */
|
|
__P((XID *, int, long));
|
|
int (*xa_recover_entry) /* xa_recover function pointer */
|
|
__P((XID *, long, int, long));
|
|
int (*xa_forget_entry) /* xa_forget function pointer */
|
|
__P((XID *, int, long));
|
|
int (*xa_complete_entry) /* xa_complete function pointer */
|
|
__P((int *, int *, int, long));
|
|
};
|
|
|
|
/*
|
|
* Flag definitions for the RM switch
|
|
*/
|
|
#define TMNOFLAGS 0x00000000L /* no resource manager features
|
|
selected */
|
|
#define TMREGISTER 0x00000001L /* resource manager dynamically
|
|
registers */
|
|
#define TMNOMIGRATE 0x00000002L /* resource manager does not support
|
|
association migration */
|
|
#define TMUSEASYNC 0x00000004L /* resource manager supports
|
|
asynchronous operations */
|
|
/*
|
|
* Flag definitions for xa_ and ax_ routines
|
|
*/
|
|
/* use TMNOFLAGGS, defined above, when not specifying other flags */
|
|
#define TMASYNC 0x80000000L /* perform routine asynchronously */
|
|
#define TMONEPHASE 0x40000000L /* caller is using one-phase commit
|
|
optimisation */
|
|
#define TMFAIL 0x20000000L /* dissociates caller and marks
|
|
transaction branch rollback-only */
|
|
#define TMNOWAIT 0x10000000L /* return if blocking condition
|
|
exists */
|
|
#define TMRESUME 0x08000000L /* caller is resuming association with
|
|
suspended transaction branch */
|
|
#define TMSUCCESS 0x04000000L /* dissociate caller from transaction
|
|
branch */
|
|
#define TMSUSPEND 0x02000000L /* caller is suspending, not ending,
|
|
association */
|
|
#define TMSTARTRSCAN 0x01000000L /* start a recovery scan */
|
|
#define TMENDRSCAN 0x00800000L /* end a recovery scan */
|
|
#define TMMULTIPLE 0x00400000L /* wait for any asynchronous
|
|
operation */
|
|
#define TMJOIN 0x00200000L /* caller is joining existing
|
|
transaction branch */
|
|
#define TMMIGRATE 0x00100000L /* caller intends to perform
|
|
migration */
|
|
|
|
/*
|
|
* ax_() return codes (transaction manager reports to resource manager)
|
|
*/
|
|
#define TM_JOIN 2 /* caller is joining existing
|
|
transaction branch */
|
|
#define TM_RESUME 1 /* caller is resuming association with
|
|
suspended transaction branch */
|
|
#define TM_OK 0 /* normal execution */
|
|
#define TMER_TMERR -1 /* an error occurred in the transaction
|
|
manager */
|
|
#define TMER_INVAL -2 /* invalid arguments were given */
|
|
#define TMER_PROTO -3 /* routine invoked in an improper
|
|
context */
|
|
|
|
/*
|
|
* xa_() return codes (resource manager reports to transaction manager)
|
|
*/
|
|
#define XA_RBBASE 100 /* The inclusive lower bound of the
|
|
rollback codes */
|
|
#define XA_RBROLLBACK XA_RBBASE /* The rollback was caused by an
|
|
unspecified reason */
|
|
#define XA_RBCOMMFAIL XA_RBBASE+1 /* The rollback was caused by a
|
|
communication failure */
|
|
#define XA_RBDEADLOCK XA_RBBASE+2 /* A deadlock was detected */
|
|
#define XA_RBINTEGRITY XA_RBBASE+3 /* A condition that violates the
|
|
integrity of the resources was
|
|
detected */
|
|
#define XA_RBOTHER XA_RBBASE+4 /* The resource manager rolled back the
|
|
transaction branch for a reason not
|
|
on this list */
|
|
#define XA_RBPROTO XA_RBBASE+5 /* A protocol error occurred in the
|
|
resource manager */
|
|
#define XA_RBTIMEOUT XA_RBBASE+6 /* A transaction branch took too long */
|
|
#define XA_RBTRANSIENT XA_RBBASE+7 /* May retry the transaction branch */
|
|
#define XA_RBEND XA_RBTRANSIENT /* The inclusive upper bound of the
|
|
rollback codes */
|
|
#define XA_NOMIGRATE 9 /* resumption must occur where
|
|
suspension occurred */
|
|
#define XA_HEURHAZ 8 /* the transaction branch may have
|
|
been heuristically completed */
|
|
#define XA_HEURCOM 7 /* the transaction branch has been
|
|
heuristically committed */
|
|
#define XA_HEURRB 6 /* the transaction branch has been
|
|
heuristically rolled back */
|
|
#define XA_HEURMIX 5 /* the transaction branch has been
|
|
heuristically committed and rolled
|
|
back */
|
|
#define XA_RETRY 4 /* routine returned with no effect and
|
|
may be re-issued */
|
|
#define XA_RDONLY 3 /* the transaction branch was read-only
|
|
and has been committed */
|
|
#define XA_OK 0 /* normal execution */
|
|
#define XAER_ASYNC -2 /* asynchronous operation already
|
|
outstanding */
|
|
#define XAER_RMERR -3 /* a resource manager error occurred in
|
|
the transaction branch */
|
|
#define XAER_NOTA -4 /* the XID is not valid */
|
|
#define XAER_INVAL -5 /* invalid arguments were given */
|
|
#define XAER_PROTO -6 /* routine invoked in an improper
|
|
context */
|
|
#define XAER_RMFAIL -7 /* resource manager unavailable */
|
|
#define XAER_DUPID -8 /* the XID already exists */
|
|
#define XAER_OUTSIDE -9 /* resource manager doing work outside
|
|
transaction */
|
|
#endif /* ifndef XA_H */
|
|
/*
|
|
* End of xa.h header
|
|
*/
|