gecko-dev/db/txn/txn_auto.c

307 строки
6.9 KiB
C

/* Do not edit: automatically built by dist/db_gen.sh. */
#include "config.h"
#ifndef NO_SYSTEM_INCLUDES
#include <ctype.h>
#include <errno.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#endif
#include "db_int.h"
#include "shqueue.h"
#include "db_page.h"
#include "db_dispatch.h"
#include "txn.h"
#include "db_am.h"
/*
* PUBLIC: int __txn_regop_log
* PUBLIC: __P((DB_LOG *, DB_TXN *, DB_LSN *, u_int32_t,
* PUBLIC: u_int32_t));
*/
int __txn_regop_log(logp, txnid, ret_lsnp, flags,
opcode)
DB_LOG *logp;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
u_int32_t opcode;
{
DBT logrec;
DB_LSN *lsnp, null_lsn;
u_int32_t rectype, txn_num;
int ret;
u_int8_t *bp;
rectype = DB_txn_regop;
txn_num = txnid == NULL ? 0 : txnid->txnid;
if (txnid == NULL) {
null_lsn.file = 0;
null_lsn.offset = 0;
lsnp = &null_lsn;
} else
lsnp = &txnid->last_lsn;
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(opcode);
if ((logrec.data = (void *)__db_malloc(logrec.size)) == NULL)
return (ENOMEM);
bp = logrec.data;
memcpy(bp, &rectype, sizeof(rectype));
bp += sizeof(rectype);
memcpy(bp, &txn_num, sizeof(txn_num));
bp += sizeof(txn_num);
memcpy(bp, lsnp, sizeof(DB_LSN));
bp += sizeof(DB_LSN);
memcpy(bp, &opcode, sizeof(opcode));
bp += sizeof(opcode);
#ifdef DIAGNOSTIC
if ((u_int32_t)(bp - (u_int8_t *)logrec.data) != logrec.size)
fprintf(stderr, "Error in log record length");
#endif
ret = log_put(logp, ret_lsnp, (DBT *)&logrec, flags);
if (txnid != NULL)
txnid->last_lsn = *ret_lsnp;
__db_free(logrec.data);
return (ret);
}
/*
* PUBLIC: int __txn_regop_print
* PUBLIC: __P((DB_LOG *, DBT *, DB_LSN *, int, void *));
*/
int
__txn_regop_print(notused1, dbtp, lsnp, notused2, notused3)
DB_LOG *notused1;
DBT *dbtp;
DB_LSN *lsnp;
int notused2;
void *notused3;
{
__txn_regop_args *argp;
u_int32_t i;
u_int ch;
int ret;
i = 0;
ch = 0;
notused1 = NULL;
notused2 = 0;
notused3 = NULL;
if ((ret = __txn_regop_read(dbtp->data, &argp)) != 0)
return (ret);
printf("[%lu][%lu]txn_regop: rec: %lu txnid %lx prevlsn [%lu][%lu]\n",
(u_long)lsnp->file,
(u_long)lsnp->offset,
(u_long)argp->type,
(u_long)argp->txnid->txnid,
(u_long)argp->prev_lsn.file,
(u_long)argp->prev_lsn.offset);
printf("\topcode: %lu\n", (u_long)argp->opcode);
printf("\n");
__db_free(argp);
return (0);
}
/*
* PUBLIC: int __txn_regop_read __P((void *, __txn_regop_args **));
*/
int
__txn_regop_read(recbuf, argpp)
void *recbuf;
__txn_regop_args **argpp;
{
__txn_regop_args *argp;
u_int8_t *bp;
argp = (__txn_regop_args *)__db_malloc(sizeof(__txn_regop_args) +
sizeof(DB_TXN));
if (argp == NULL)
return (ENOMEM);
argp->txnid = (DB_TXN *)&argp[1];
bp = recbuf;
memcpy(&argp->type, bp, sizeof(argp->type));
bp += sizeof(argp->type);
memcpy(&argp->txnid->txnid, bp, sizeof(argp->txnid->txnid));
bp += sizeof(argp->txnid->txnid);
memcpy(&argp->prev_lsn, bp, sizeof(DB_LSN));
bp += sizeof(DB_LSN);
memcpy(&argp->opcode, bp, sizeof(argp->opcode));
bp += sizeof(argp->opcode);
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __txn_ckp_log
* PUBLIC: __P((DB_LOG *, DB_TXN *, DB_LSN *, u_int32_t,
* PUBLIC: DB_LSN *, DB_LSN *));
*/
int __txn_ckp_log(logp, txnid, ret_lsnp, flags,
ckp_lsn, last_ckp)
DB_LOG *logp;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
DB_LSN * ckp_lsn;
DB_LSN * last_ckp;
{
DBT logrec;
DB_LSN *lsnp, null_lsn;
u_int32_t rectype, txn_num;
int ret;
u_int8_t *bp;
rectype = DB_txn_ckp;
txn_num = txnid == NULL ? 0 : txnid->txnid;
if (txnid == NULL) {
null_lsn.file = 0;
null_lsn.offset = 0;
lsnp = &null_lsn;
} else
lsnp = &txnid->last_lsn;
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(*ckp_lsn)
+ sizeof(*last_ckp);
if ((logrec.data = (void *)__db_malloc(logrec.size)) == NULL)
return (ENOMEM);
bp = logrec.data;
memcpy(bp, &rectype, sizeof(rectype));
bp += sizeof(rectype);
memcpy(bp, &txn_num, sizeof(txn_num));
bp += sizeof(txn_num);
memcpy(bp, lsnp, sizeof(DB_LSN));
bp += sizeof(DB_LSN);
if (ckp_lsn != NULL)
memcpy(bp, ckp_lsn, sizeof(*ckp_lsn));
else
memset(bp, 0, sizeof(*ckp_lsn));
bp += sizeof(*ckp_lsn);
if (last_ckp != NULL)
memcpy(bp, last_ckp, sizeof(*last_ckp));
else
memset(bp, 0, sizeof(*last_ckp));
bp += sizeof(*last_ckp);
#ifdef DIAGNOSTIC
if ((u_int32_t)(bp - (u_int8_t *)logrec.data) != logrec.size)
fprintf(stderr, "Error in log record length");
#endif
ret = log_put(logp, ret_lsnp, (DBT *)&logrec, flags);
if (txnid != NULL)
txnid->last_lsn = *ret_lsnp;
__db_free(logrec.data);
return (ret);
}
/*
* PUBLIC: int __txn_ckp_print
* PUBLIC: __P((DB_LOG *, DBT *, DB_LSN *, int, void *));
*/
int
__txn_ckp_print(notused1, dbtp, lsnp, notused2, notused3)
DB_LOG *notused1;
DBT *dbtp;
DB_LSN *lsnp;
int notused2;
void *notused3;
{
__txn_ckp_args *argp;
u_int32_t i;
u_int ch;
int ret;
i = 0;
ch = 0;
notused1 = NULL;
notused2 = 0;
notused3 = NULL;
if ((ret = __txn_ckp_read(dbtp->data, &argp)) != 0)
return (ret);
printf("[%lu][%lu]txn_ckp: rec: %lu txnid %lx prevlsn [%lu][%lu]\n",
(u_long)lsnp->file,
(u_long)lsnp->offset,
(u_long)argp->type,
(u_long)argp->txnid->txnid,
(u_long)argp->prev_lsn.file,
(u_long)argp->prev_lsn.offset);
printf("\tckp_lsn: [%lu][%lu]\n",
(u_long)argp->ckp_lsn.file, (u_long)argp->ckp_lsn.offset);
printf("\tlast_ckp: [%lu][%lu]\n",
(u_long)argp->last_ckp.file, (u_long)argp->last_ckp.offset);
printf("\n");
__db_free(argp);
return (0);
}
/*
* PUBLIC: int __txn_ckp_read __P((void *, __txn_ckp_args **));
*/
int
__txn_ckp_read(recbuf, argpp)
void *recbuf;
__txn_ckp_args **argpp;
{
__txn_ckp_args *argp;
u_int8_t *bp;
argp = (__txn_ckp_args *)__db_malloc(sizeof(__txn_ckp_args) +
sizeof(DB_TXN));
if (argp == NULL)
return (ENOMEM);
argp->txnid = (DB_TXN *)&argp[1];
bp = recbuf;
memcpy(&argp->type, bp, sizeof(argp->type));
bp += sizeof(argp->type);
memcpy(&argp->txnid->txnid, bp, sizeof(argp->txnid->txnid));
bp += sizeof(argp->txnid->txnid);
memcpy(&argp->prev_lsn, bp, sizeof(DB_LSN));
bp += sizeof(DB_LSN);
memcpy(&argp->ckp_lsn, bp, sizeof(argp->ckp_lsn));
bp += sizeof(argp->ckp_lsn);
memcpy(&argp->last_ckp, bp, sizeof(argp->last_ckp));
bp += sizeof(argp->last_ckp);
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __txn_init_print __P((DB_ENV *));
*/
int
__txn_init_print(dbenv)
DB_ENV *dbenv;
{
int ret;
if ((ret = __db_add_recovery(dbenv,
__txn_regop_print, DB_txn_regop)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv,
__txn_ckp_print, DB_txn_ckp)) != 0)
return (ret);
return (0);
}
/*
* PUBLIC: int __txn_init_recover __P((DB_ENV *));
*/
int
__txn_init_recover(dbenv)
DB_ENV *dbenv;
{
int ret;
if ((ret = __db_add_recovery(dbenv,
__txn_regop_recover, DB_txn_regop)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv,
__txn_ckp_recover, DB_txn_ckp)) != 0)
return (ret);
return (0);
}