mirror of
https://github.com/MariaDB/server.git
synced 2025-01-31 19:11:46 +01:00
509 lines
10 KiB
Text
509 lines
10 KiB
Text
#include "db_config.h"
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#ifndef NO_SYSTEM_INCLUDES
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#include <sys/types.h>
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#include <string.h>
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#endif
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#include "db_int.h"
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#include "db_page.h"
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#include "db.h"
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#include "log.h"
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/*
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* __db_addrem_recover --
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* Recovery function for addrem.
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*
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* PUBLIC: int __db_addrem_recover
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* PUBLIC: __P((DB_ENV *, DBT *, DB_LSN *, db_recops, void *));
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*/
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int
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__db_addrem_recover(dbenv, dbtp, lsnp, op, info)
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DB_ENV *dbenv;
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DBT *dbtp;
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DB_LSN *lsnp;
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db_recops op;
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void *info;
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{
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__db_addrem_args *argp;
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DB *file_dbp;
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DBC *dbc;
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DB_MPOOLFILE *mpf;
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PAGE *pagep;
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int cmp_n, cmp_p, modified, ret;
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REC_PRINT(__db_addrem_print);
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REC_INTRO(__db_addrem_read);
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if ((ret = memp_fget(mpf, &argp->pgno, 0, &pagep)) != 0)
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if (DB_REDO(op)) {
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if ((ret = memp_fget(mpf,
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&argp->pgno, DB_MPOOL_CREATE, &pagep)) != 0)
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goto out;
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} else {
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*lsnp = argp->prev_lsn;
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ret = 0;
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goto out;
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}
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modified = 0;
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cmp_n = log_compare(lsnp, &LSN(pagep));
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/*
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* Use this when there is something like "pagelsn" in the argp
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* structure. Sometimes, you might need to compare meta-data
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* lsn's instead.
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*
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* cmp_p = log_compare(&LSN(pagep), argp->pagelsn);
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*/
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if (cmp_p == 0 && DB_REDO(op)) {
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/* Need to redo update described. */
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modified = 1;
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} else if (cmp_n == 0 && !DB_REDO(op)) {
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/* Need to undo update described. */
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modified = 1;
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}
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if (ret = memp_fput(mpf, pagep, modified ? DB_MPOOL_DIRTY : 0))
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goto out;
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*lsnp = argp->prev_lsn;
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ret = 0;
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out: REC_CLOSE;
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}
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/*
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* __db_split_recover --
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* Recovery function for split.
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*
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* PUBLIC: int __db_split_recover
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* PUBLIC: __P((DB_ENV *, DBT *, DB_LSN *, db_recops, void *));
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*/
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int
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__db_split_recover(dbenv, dbtp, lsnp, op, info)
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DB_ENV *dbenv;
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DBT *dbtp;
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DB_LSN *lsnp;
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db_recops op;
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void *info;
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{
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__db_split_args *argp;
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DB *file_dbp;
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DBC *dbc;
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DB_MPOOLFILE *mpf;
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PAGE *pagep;
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int cmp_n, cmp_p, modified, ret;
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REC_PRINT(__db_split_print);
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REC_INTRO(__db_split_read);
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if ((ret = memp_fget(mpf, &argp->pgno, 0, &pagep)) != 0)
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if (DB_REDO(op)) {
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if ((ret = memp_fget(mpf,
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&argp->pgno, DB_MPOOL_CREATE, &pagep)) != 0)
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goto out;
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} else {
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*lsnp = argp->prev_lsn;
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ret = 0;
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goto out;
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}
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modified = 0;
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cmp_n = log_compare(lsnp, &LSN(pagep));
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/*
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* Use this when there is something like "pagelsn" in the argp
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* structure. Sometimes, you might need to compare meta-data
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* lsn's instead.
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*
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* cmp_p = log_compare(&LSN(pagep), argp->pagelsn);
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*/
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if (cmp_p == 0 && DB_REDO(op)) {
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/* Need to redo update described. */
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modified = 1;
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} else if (cmp_n == 0 && !DB_REDO(op)) {
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/* Need to undo update described. */
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modified = 1;
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}
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if (ret = memp_fput(mpf, pagep, modified ? DB_MPOOL_DIRTY : 0))
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goto out;
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*lsnp = argp->prev_lsn;
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ret = 0;
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out: REC_CLOSE;
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}
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/*
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* __db_big_recover --
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* Recovery function for big.
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*
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* PUBLIC: int __db_big_recover
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* PUBLIC: __P((DB_ENV *, DBT *, DB_LSN *, db_recops, void *));
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*/
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int
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__db_big_recover(dbenv, dbtp, lsnp, op, info)
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DB_ENV *dbenv;
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DBT *dbtp;
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DB_LSN *lsnp;
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db_recops op;
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void *info;
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{
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__db_big_args *argp;
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DB *file_dbp;
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DBC *dbc;
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DB_MPOOLFILE *mpf;
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PAGE *pagep;
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int cmp_n, cmp_p, modified, ret;
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REC_PRINT(__db_big_print);
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REC_INTRO(__db_big_read);
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if ((ret = memp_fget(mpf, &argp->pgno, 0, &pagep)) != 0)
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if (DB_REDO(op)) {
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if ((ret = memp_fget(mpf,
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&argp->pgno, DB_MPOOL_CREATE, &pagep)) != 0)
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goto out;
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} else {
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*lsnp = argp->prev_lsn;
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ret = 0;
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goto out;
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}
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modified = 0;
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cmp_n = log_compare(lsnp, &LSN(pagep));
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/*
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* Use this when there is something like "pagelsn" in the argp
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* structure. Sometimes, you might need to compare meta-data
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* lsn's instead.
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*
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* cmp_p = log_compare(&LSN(pagep), argp->pagelsn);
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*/
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if (cmp_p == 0 && DB_REDO(op)) {
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/* Need to redo update described. */
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modified = 1;
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} else if (cmp_n == 0 && !DB_REDO(op)) {
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/* Need to undo update described. */
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modified = 1;
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}
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if (ret = memp_fput(mpf, pagep, modified ? DB_MPOOL_DIRTY : 0))
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goto out;
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*lsnp = argp->prev_lsn;
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ret = 0;
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out: REC_CLOSE;
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}
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/*
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* __db_ovref_recover --
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* Recovery function for ovref.
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*
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* PUBLIC: int __db_ovref_recover
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* PUBLIC: __P((DB_ENV *, DBT *, DB_LSN *, db_recops, void *));
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*/
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int
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__db_ovref_recover(dbenv, dbtp, lsnp, op, info)
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DB_ENV *dbenv;
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DBT *dbtp;
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DB_LSN *lsnp;
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db_recops op;
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void *info;
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{
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__db_ovref_args *argp;
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DB *file_dbp;
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DBC *dbc;
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DB_MPOOLFILE *mpf;
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PAGE *pagep;
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int cmp_n, cmp_p, modified, ret;
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REC_PRINT(__db_ovref_print);
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REC_INTRO(__db_ovref_read);
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if ((ret = memp_fget(mpf, &argp->pgno, 0, &pagep)) != 0)
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if (DB_REDO(op)) {
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if ((ret = memp_fget(mpf,
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&argp->pgno, DB_MPOOL_CREATE, &pagep)) != 0)
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goto out;
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} else {
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*lsnp = argp->prev_lsn;
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ret = 0;
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goto out;
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}
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modified = 0;
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cmp_n = log_compare(lsnp, &LSN(pagep));
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/*
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* Use this when there is something like "pagelsn" in the argp
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* structure. Sometimes, you might need to compare meta-data
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* lsn's instead.
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*
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* cmp_p = log_compare(&LSN(pagep), argp->pagelsn);
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*/
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if (cmp_p == 0 && DB_REDO(op)) {
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/* Need to redo update described. */
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modified = 1;
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} else if (cmp_n == 0 && !DB_REDO(op)) {
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/* Need to undo update described. */
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modified = 1;
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}
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if (ret = memp_fput(mpf, pagep, modified ? DB_MPOOL_DIRTY : 0))
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goto out;
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*lsnp = argp->prev_lsn;
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ret = 0;
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out: REC_CLOSE;
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}
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/*
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* __db_relink_recover --
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* Recovery function for relink.
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*
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* PUBLIC: int __db_relink_recover
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* PUBLIC: __P((DB_ENV *, DBT *, DB_LSN *, db_recops, void *));
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*/
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int
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__db_relink_recover(dbenv, dbtp, lsnp, op, info)
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DB_ENV *dbenv;
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DBT *dbtp;
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DB_LSN *lsnp;
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db_recops op;
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void *info;
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{
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__db_relink_args *argp;
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DB *file_dbp;
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DBC *dbc;
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DB_MPOOLFILE *mpf;
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PAGE *pagep;
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int cmp_n, cmp_p, modified, ret;
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REC_PRINT(__db_relink_print);
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REC_INTRO(__db_relink_read);
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if ((ret = memp_fget(mpf, &argp->pgno, 0, &pagep)) != 0)
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if (DB_REDO(op)) {
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if ((ret = memp_fget(mpf,
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&argp->pgno, DB_MPOOL_CREATE, &pagep)) != 0)
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goto out;
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} else {
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*lsnp = argp->prev_lsn;
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ret = 0;
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goto out;
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}
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modified = 0;
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cmp_n = log_compare(lsnp, &LSN(pagep));
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/*
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* Use this when there is something like "pagelsn" in the argp
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* structure. Sometimes, you might need to compare meta-data
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* lsn's instead.
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*
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* cmp_p = log_compare(&LSN(pagep), argp->pagelsn);
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*/
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if (cmp_p == 0 && DB_REDO(op)) {
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/* Need to redo update described. */
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modified = 1;
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} else if (cmp_n == 0 && !DB_REDO(op)) {
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/* Need to undo update described. */
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modified = 1;
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}
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if (ret = memp_fput(mpf, pagep, modified ? DB_MPOOL_DIRTY : 0))
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goto out;
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*lsnp = argp->prev_lsn;
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ret = 0;
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out: REC_CLOSE;
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}
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/*
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* __db_addpage_recover --
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* Recovery function for addpage.
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*
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* PUBLIC: int __db_addpage_recover
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* PUBLIC: __P((DB_ENV *, DBT *, DB_LSN *, db_recops, void *));
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*/
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int
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__db_addpage_recover(dbenv, dbtp, lsnp, op, info)
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DB_ENV *dbenv;
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DBT *dbtp;
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DB_LSN *lsnp;
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db_recops op;
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void *info;
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{
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__db_addpage_args *argp;
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DB *file_dbp;
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DBC *dbc;
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DB_MPOOLFILE *mpf;
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PAGE *pagep;
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int cmp_n, cmp_p, modified, ret;
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REC_PRINT(__db_addpage_print);
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REC_INTRO(__db_addpage_read);
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if ((ret = memp_fget(mpf, &argp->pgno, 0, &pagep)) != 0)
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if (DB_REDO(op)) {
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if ((ret = memp_fget(mpf,
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&argp->pgno, DB_MPOOL_CREATE, &pagep)) != 0)
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goto out;
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} else {
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*lsnp = argp->prev_lsn;
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ret = 0;
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goto out;
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}
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modified = 0;
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cmp_n = log_compare(lsnp, &LSN(pagep));
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/*
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* Use this when there is something like "pagelsn" in the argp
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* structure. Sometimes, you might need to compare meta-data
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* lsn's instead.
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*
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* cmp_p = log_compare(&LSN(pagep), argp->pagelsn);
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*/
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if (cmp_p == 0 && DB_REDO(op)) {
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/* Need to redo update described. */
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modified = 1;
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} else if (cmp_n == 0 && !DB_REDO(op)) {
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/* Need to undo update described. */
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modified = 1;
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}
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if (ret = memp_fput(mpf, pagep, modified ? DB_MPOOL_DIRTY : 0))
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goto out;
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*lsnp = argp->prev_lsn;
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ret = 0;
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out: REC_CLOSE;
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}
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/*
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* __db_debug_recover --
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* Recovery function for debug.
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*
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* PUBLIC: int __db_debug_recover
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* PUBLIC: __P((DB_ENV *, DBT *, DB_LSN *, db_recops, void *));
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*/
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int
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__db_debug_recover(dbenv, dbtp, lsnp, op, info)
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DB_ENV *dbenv;
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DBT *dbtp;
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DB_LSN *lsnp;
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db_recops op;
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void *info;
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{
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__db_debug_args *argp;
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DB *file_dbp;
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DBC *dbc;
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DB_MPOOLFILE *mpf;
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PAGE *pagep;
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int cmp_n, cmp_p, modified, ret;
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REC_PRINT(__db_debug_print);
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REC_INTRO(__db_debug_read);
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if ((ret = memp_fget(mpf, &argp->pgno, 0, &pagep)) != 0)
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if (DB_REDO(op)) {
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if ((ret = memp_fget(mpf,
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&argp->pgno, DB_MPOOL_CREATE, &pagep)) != 0)
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goto out;
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} else {
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*lsnp = argp->prev_lsn;
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ret = 0;
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goto out;
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}
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modified = 0;
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cmp_n = log_compare(lsnp, &LSN(pagep));
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/*
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* Use this when there is something like "pagelsn" in the argp
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* structure. Sometimes, you might need to compare meta-data
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* lsn's instead.
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*
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* cmp_p = log_compare(&LSN(pagep), argp->pagelsn);
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*/
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if (cmp_p == 0 && DB_REDO(op)) {
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/* Need to redo update described. */
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modified = 1;
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} else if (cmp_n == 0 && !DB_REDO(op)) {
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/* Need to undo update described. */
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modified = 1;
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}
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if (ret = memp_fput(mpf, pagep, modified ? DB_MPOOL_DIRTY : 0))
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goto out;
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*lsnp = argp->prev_lsn;
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ret = 0;
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out: REC_CLOSE;
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}
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/*
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* __db_noop_recover --
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* Recovery function for noop.
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*
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* PUBLIC: int __db_noop_recover
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* PUBLIC: __P((DB_ENV *, DBT *, DB_LSN *, db_recops, void *));
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*/
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int
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__db_noop_recover(dbenv, dbtp, lsnp, op, info)
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DB_ENV *dbenv;
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DBT *dbtp;
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DB_LSN *lsnp;
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db_recops op;
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void *info;
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{
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__db_noop_args *argp;
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DB *file_dbp;
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DBC *dbc;
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DB_MPOOLFILE *mpf;
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PAGE *pagep;
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int cmp_n, cmp_p, modified, ret;
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REC_PRINT(__db_noop_print);
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REC_INTRO(__db_noop_read);
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if ((ret = memp_fget(mpf, &argp->pgno, 0, &pagep)) != 0)
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if (DB_REDO(op)) {
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if ((ret = memp_fget(mpf,
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&argp->pgno, DB_MPOOL_CREATE, &pagep)) != 0)
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goto out;
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} else {
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*lsnp = argp->prev_lsn;
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ret = 0;
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goto out;
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}
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modified = 0;
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cmp_n = log_compare(lsnp, &LSN(pagep));
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/*
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* Use this when there is something like "pagelsn" in the argp
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* structure. Sometimes, you might need to compare meta-data
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* lsn's instead.
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*
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* cmp_p = log_compare(&LSN(pagep), argp->pagelsn);
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*/
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if (cmp_p == 0 && DB_REDO(op)) {
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/* Need to redo update described. */
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modified = 1;
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} else if (cmp_n == 0 && !DB_REDO(op)) {
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/* Need to undo update described. */
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modified = 1;
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}
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if (ret = memp_fput(mpf, pagep, modified ? DB_MPOOL_DIRTY : 0))
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goto out;
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*lsnp = argp->prev_lsn;
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ret = 0;
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out: REC_CLOSE;
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}
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