/* Do not edit: automatically built by gen_rec.awk. */
#include "db_config.h"
#ifndef NO_SYSTEM_INCLUDES
#include <sys/types.h>
#include <ctype.h>
#include <string.h>
#endif
#include "db_int.h"
#include "dbinc/crypto.h"
#include "dbinc/db_page.h"
#include "dbinc/db_dispatch.h"
#include "dbinc/db_am.h"
#include "dbinc/log.h"
#include "dbinc/txn.h"
/*
* PUBLIC: int __db_addrem_log __P((DB *, DB_TXN *, DB_LSN *,
* PUBLIC: u_int32_t, u_int32_t, db_pgno_t, u_int32_t, u_int32_t,
* PUBLIC: const DBT *, const DBT *, DB_LSN *));
*/
int
__db_addrem_log(dbp, txnid, ret_lsnp, flags,
opcode, pgno, indx, nbytes, hdr,
dbt, pagelsn)
DB *dbp;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
u_int32_t opcode;
db_pgno_t pgno;
u_int32_t indx;
u_int32_t nbytes;
const DBT *hdr;
const DBT *dbt;
DB_LSN * pagelsn;
{
DBT logrec;
DB_ENV *dbenv;
DB_TXNLOGREC *lr;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t zero, uinttmp, rectype, txn_num;
u_int npad;
u_int8_t *bp;
int is_durable, ret;
dbenv = dbp->dbenv;
COMPQUIET(lr, NULL);
rectype = DB___db_addrem;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
is_durable = 0;
} else
is_durable = 1;
if (txnid == NULL) {
txn_num = 0;
lsnp = &null_lsn;
null_lsn.file = null_lsn.offset = 0;
} else {
if (TAILQ_FIRST(&txnid->kids) != NULL &&
(ret = __txn_activekids(dbenv, rectype, txnid)) != 0)
return (ret);
/*
* We need to assign begin_lsn while holding region mutex.
* That assignment is done inside the DbEnv->log_put call,
* so pass in the appropriate memory location to be filled
* in by the log_put code.
*/
DB_SET_BEGIN_LSNP(txnid, &rlsnp);
txn_num = txnid->txnid;
lsnp = &txnid->last_lsn;
}
DB_ASSERT(dbp->log_filename != NULL);
if (dbp->log_filename->id == DB_LOGFILEID_INVALID &&
(ret = __dbreg_lazy_id(dbp)) != 0)
return (ret);
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t) + (hdr == NULL ? 0 : hdr->size)
+ sizeof(u_int32_t) + (dbt == NULL ? 0 : dbt->size)
+ sizeof(*pagelsn);
if (CRYPTO_ON(dbenv)) {
npad =
((DB_CIPHER *)dbenv->crypto_handle)->adj_size(logrec.size);
logrec.size += npad;
}
if (is_durable || txnid == NULL) {
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0)
return (ret);
} else {
if ((ret = __os_malloc(dbenv,
logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
return (ret);
#ifdef DIAGNOSTIC
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0) {
__os_free(dbenv, lr);
return (ret);
}
#else
logrec.data = lr->data;
#endif
}
if (npad > 0)
memset((u_int8_t *)logrec.data + logrec.size - npad, 0, npad);
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);
uinttmp = (u_int32_t)opcode;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)dbp->log_filename->id;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)indx;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)nbytes;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (hdr == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &hdr->size, sizeof(hdr->size));
bp += sizeof(hdr->size);
memcpy(bp, hdr->data, hdr->size);
bp += hdr->size;
}
if (dbt == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &dbt->size, sizeof(dbt->size));
bp += sizeof(dbt->size);
memcpy(bp, dbt->data, dbt->size);
bp += dbt->size;
}
if (pagelsn != NULL)
memcpy(bp, pagelsn, sizeof(*pagelsn));
else
memset(bp, 0, sizeof(*pagelsn));
bp += sizeof(*pagelsn);
DB_ASSERT((u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);
if (is_durable || txnid == NULL) {
if ((ret = __log_put(dbenv, rlsnp,(DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
} else {
#ifdef DIAGNOSTIC
/*
* Set the debug bit if we are going to log non-durable
* transactions so they will be ignored by recovery.
*/
memcpy(lr->data, logrec.data, logrec.size);
rectype |= DB_debug_FLAG;
memcpy(logrec.data, &rectype, sizeof(rectype));
ret = __log_put(dbenv,
rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#else
ret = 0;
#endif
STAILQ_INSERT_HEAD(&txnid->logs, lr, links);
LSN_NOT_LOGGED(*ret_lsnp);
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)__db_addrem_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
#ifdef DIAGNOSTIC
__os_free(dbenv, logrec.data);
#else
if (is_durable || txnid == NULL)
__os_free(dbenv, logrec.data);
#endif
return (ret);
}
/*
* PUBLIC: int __db_addrem_read __P((DB_ENV *, void *, __db_addrem_args **));
*/
int
__db_addrem_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
__db_addrem_args **argpp;
{
__db_addrem_args *argp;
u_int32_t uinttmp;
u_int8_t *bp;
int ret;
if ((ret = __os_malloc(dbenv,
sizeof(__db_addrem_args) + sizeof(DB_TXN), &argp)) != 0)
return (ret);
bp = recbuf;
argp->txnid = (DB_TXN *)&argp[1];
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(&uinttmp, bp, sizeof(uinttmp));
argp->opcode = (u_int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->fileid = (int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->indx = (u_int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->nbytes = (u_int32_t)uinttmp;
bp += sizeof(uinttmp);
memset(&argp->hdr, 0, sizeof(argp->hdr));
memcpy(&argp->hdr.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->hdr.data = bp;
bp += argp->hdr.size;
memset(&argp->dbt, 0, sizeof(argp->dbt));
memcpy(&argp->dbt.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->dbt.data = bp;
bp += argp->dbt.size;
memcpy(&argp->pagelsn, bp, sizeof(argp->pagelsn));
bp += sizeof(argp->pagelsn);
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __db_big_log __P((DB *, DB_TXN *, DB_LSN *,
* PUBLIC: u_int32_t, u_int32_t, db_pgno_t, db_pgno_t, db_pgno_t,
* PUBLIC: const DBT *, DB_LSN *, DB_LSN *, DB_LSN *));
*/
int
__db_big_log(dbp, txnid, ret_lsnp, flags,
opcode, pgno, prev_pgno, next_pgno, dbt,
pagelsn, prevlsn, nextlsn)
DB *dbp;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
u_int32_t opcode;
db_pgno_t pgno;
db_pgno_t prev_pgno;
db_pgno_t next_pgno;
const DBT *dbt;
DB_LSN * pagelsn;
DB_LSN * prevlsn;
DB_LSN * nextlsn;
{
DBT logrec;
DB_ENV *dbenv;
DB_TXNLOGREC *lr;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t zero, uinttmp, rectype, txn_num;
u_int npad;
u_int8_t *bp;
int is_durable, ret;
dbenv = dbp->dbenv;
COMPQUIET(lr, NULL);
rectype = DB___db_big;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
is_durable = 0;
} else
is_durable = 1;
if (txnid == NULL) {
txn_num = 0;
lsnp = &null_lsn;
null_lsn.file = null_lsn.offset = 0;
} else {
if (TAILQ_FIRST(&txnid->kids) != NULL &&
(ret = __txn_activekids(dbenv, rectype, txnid)) != 0)
return (ret);
/*
* We need to assign begin_lsn while holding region mutex.
* That assignment is done inside the DbEnv->log_put call,
* so pass in the appropriate memory location to be filled
* in by the log_put code.
*/
DB_SET_BEGIN_LSNP(txnid, &rlsnp);
txn_num = txnid->txnid;
lsnp = &txnid->last_lsn;
}
DB_ASSERT(dbp->log_filename != NULL);
if (dbp->log_filename->id == DB_LOGFILEID_INVALID &&
(ret = __dbreg_lazy_id(dbp)) != 0)
return (ret);
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t) + (dbt == NULL ? 0 : dbt->size)
+ sizeof(*pagelsn)
+ sizeof(*prevlsn)
+ sizeof(*nextlsn);
if (CRYPTO_ON(dbenv)) {
npad =
((DB_CIPHER *)dbenv->crypto_handle)->adj_size(logrec.size);
logrec.size += npad;
}
if (is_durable || txnid == NULL) {
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0)
return (ret);
} else {
if ((ret = __os_malloc(dbenv,
logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
return (ret);
#ifdef DIAGNOSTIC
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0) {
__os_free(dbenv, lr);
return (ret);
}
#else
logrec.data = lr->data;
#endif
}
if (npad > 0)
memset((u_int8_t *)logrec.data + logrec.size - npad, 0, npad);
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);
uinttmp = (u_int32_t)opcode;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)dbp->log_filename->id;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)prev_pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)next_pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (dbt == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &dbt->size, sizeof(dbt->size));
bp += sizeof(dbt->size);
memcpy(bp, dbt->data, dbt->size);
bp += dbt->size;
}
if (pagelsn != NULL)
memcpy(bp, pagelsn, sizeof(*pagelsn));
else
memset(bp, 0, sizeof(*pagelsn));
bp += sizeof(*pagelsn);
if (prevlsn != NULL)
memcpy(bp, prevlsn, sizeof(*prevlsn));
else
memset(bp, 0, sizeof(*prevlsn));
bp += sizeof(*prevlsn);
if (nextlsn != NULL)
memcpy(bp, nextlsn, sizeof(*nextlsn));
else
memset(bp, 0, sizeof(*nextlsn));
bp += sizeof(*nextlsn);
DB_ASSERT((u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);
if (is_durable || txnid == NULL) {
if ((ret = __log_put(dbenv, rlsnp,(DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
} else {
#ifdef DIAGNOSTIC
/*
* Set the debug bit if we are going to log non-durable
* transactions so they will be ignored by recovery.
*/
memcpy(lr->data, logrec.data, logrec.size);
rectype |= DB_debug_FLAG;
memcpy(logrec.data, &rectype, sizeof(rectype));
ret = __log_put(dbenv,
rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#else
ret = 0;
#endif
STAILQ_INSERT_HEAD(&txnid->logs, lr, links);
LSN_NOT_LOGGED(*ret_lsnp);
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)__db_big_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
#ifdef DIAGNOSTIC
__os_free(dbenv, logrec.data);
#else
if (is_durable || txnid == NULL)
__os_free(dbenv, logrec.data);
#endif
return (ret);
}
/*
* PUBLIC: int __db_big_read __P((DB_ENV *, void *, __db_big_args **));
*/
int
__db_big_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
__db_big_args **argpp;
{
__db_big_args *argp;
u_int32_t uinttmp;
u_int8_t *bp;
int ret;
if ((ret = __os_malloc(dbenv,
sizeof(__db_big_args) + sizeof(DB_TXN), &argp)) != 0)
return (ret);
bp = recbuf;
argp->txnid = (DB_TXN *)&argp[1];
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(&uinttmp, bp, sizeof(uinttmp));
argp->opcode = (u_int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->fileid = (int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->prev_pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->next_pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memset(&argp->dbt, 0, sizeof(argp->dbt));
memcpy(&argp->dbt.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->dbt.data = bp;
bp += argp->dbt.size;
memcpy(&argp->pagelsn, bp, sizeof(argp->pagelsn));
bp += sizeof(argp->pagelsn);
memcpy(&argp->prevlsn, bp, sizeof(argp->prevlsn));
bp += sizeof(argp->prevlsn);
memcpy(&argp->nextlsn, bp, sizeof(argp->nextlsn));
bp += sizeof(argp->nextlsn);
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __db_ovref_log __P((DB *, DB_TXN *, DB_LSN *,
* PUBLIC: u_int32_t, db_pgno_t, int32_t, DB_LSN *));
*/
int
__db_ovref_log(dbp, txnid, ret_lsnp, flags, pgno, adjust, lsn)
DB *dbp;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
db_pgno_t pgno;
int32_t adjust;
DB_LSN * lsn;
{
DBT logrec;
DB_ENV *dbenv;
DB_TXNLOGREC *lr;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t uinttmp, rectype, txn_num;
u_int npad;
u_int8_t *bp;
int is_durable, ret;
dbenv = dbp->dbenv;
COMPQUIET(lr, NULL);
rectype = DB___db_ovref;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
is_durable = 0;
} else
is_durable = 1;
if (txnid == NULL) {
txn_num = 0;
lsnp = &null_lsn;
null_lsn.file = null_lsn.offset = 0;
} else {
if (TAILQ_FIRST(&txnid->kids) != NULL &&
(ret = __txn_activekids(dbenv, rectype, txnid)) != 0)
return (ret);
/*
* We need to assign begin_lsn while holding region mutex.
* That assignment is done inside the DbEnv->log_put call,
* so pass in the appropriate memory location to be filled
* in by the log_put code.
*/
DB_SET_BEGIN_LSNP(txnid, &rlsnp);
txn_num = txnid->txnid;
lsnp = &txnid->last_lsn;
}
DB_ASSERT(dbp->log_filename != NULL);
if (dbp->log_filename->id == DB_LOGFILEID_INVALID &&
(ret = __dbreg_lazy_id(dbp)) != 0)
return (ret);
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(*lsn);
if (CRYPTO_ON(dbenv)) {
npad =
((DB_CIPHER *)dbenv->crypto_handle)->adj_size(logrec.size);
logrec.size += npad;
}
if (is_durable || txnid == NULL) {
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0)
return (ret);
} else {
if ((ret = __os_malloc(dbenv,
logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
return (ret);
#ifdef DIAGNOSTIC
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0) {
__os_free(dbenv, lr);
return (ret);
}
#else
logrec.data = lr->data;
#endif
}
if (npad > 0)
memset((u_int8_t *)logrec.data + logrec.size - npad, 0, npad);
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);
uinttmp = (u_int32_t)dbp->log_filename->id;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)adjust;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (lsn != NULL)
memcpy(bp, lsn, sizeof(*lsn));
else
memset(bp, 0, sizeof(*lsn));
bp += sizeof(*lsn);
DB_ASSERT((u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);
if (is_durable || txnid == NULL) {
if ((ret = __log_put(dbenv, rlsnp,(DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
} else {
#ifdef DIAGNOSTIC
/*
* Set the debug bit if we are going to log non-durable
* transactions so they will be ignored by recovery.
*/
memcpy(lr->data, logrec.data, logrec.size);
rectype |= DB_debug_FLAG;
memcpy(logrec.data, &rectype, sizeof(rectype));
ret = __log_put(dbenv,
rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#else
ret = 0;
#endif
STAILQ_INSERT_HEAD(&txnid->logs, lr, links);
LSN_NOT_LOGGED(*ret_lsnp);
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)__db_ovref_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
#ifdef DIAGNOSTIC
__os_free(dbenv, logrec.data);
#else
if (is_durable || txnid == NULL)
__os_free(dbenv, logrec.data);
#endif
return (ret);
}
/*
* PUBLIC: int __db_ovref_read __P((DB_ENV *, void *, __db_ovref_args **));
*/
int
__db_ovref_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
__db_ovref_args **argpp;
{
__db_ovref_args *argp;
u_int32_t uinttmp;
u_int8_t *bp;
int ret;
if ((ret = __os_malloc(dbenv,
sizeof(__db_ovref_args) + sizeof(DB_TXN), &argp)) != 0)
return (ret);
bp = recbuf;
argp->txnid = (DB_TXN *)&argp[1];
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(&uinttmp, bp, sizeof(uinttmp));
argp->fileid = (int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->adjust = (int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&argp->lsn, bp, sizeof(argp->lsn));
bp += sizeof(argp->lsn);
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __db_debug_log __P((DB_ENV *, DB_TXN *, DB_LSN *,
* PUBLIC: u_int32_t, const DBT *, int32_t, const DBT *, const DBT *,
* PUBLIC: u_int32_t));
*/
int
__db_debug_log(dbenv, txnid, ret_lsnp, flags,
op, fileid, key, data, arg_flags)
DB_ENV *dbenv;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
const DBT *op;
int32_t fileid;
const DBT *key;
const DBT *data;
u_int32_t arg_flags;
{
DBT logrec;
DB_TXNLOGREC *lr;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t zero, uinttmp, rectype, txn_num;
u_int npad;
u_int8_t *bp;
int is_durable, ret;
COMPQUIET(lr, NULL);
rectype = DB___db_debug;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
if (LF_ISSET(DB_LOG_NOT_DURABLE)) {
if (txnid == NULL)
return (0);
is_durable = 0;
} else
is_durable = 1;
if (txnid == NULL) {
txn_num = 0;
lsnp = &null_lsn;
null_lsn.file = null_lsn.offset = 0;
} else {
/*
* We need to assign begin_lsn while holding region mutex.
* That assignment is done inside the DbEnv->log_put call,
* so pass in the appropriate memory location to be filled
* in by the log_put code.
*/
DB_SET_BEGIN_LSNP(txnid, &rlsnp);
txn_num = txnid->txnid;
lsnp = &txnid->last_lsn;
}
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(u_int32_t) + (op == NULL ? 0 : op->size)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t) + (key == NULL ? 0 : key->size)
+ sizeof(u_int32_t) + (data == NULL ? 0 : data->size)
+ sizeof(u_int32_t);
if (CRYPTO_ON(dbenv)) {
npad =
((DB_CIPHER *)dbenv->crypto_handle)->adj_size(logrec.size);
logrec.size += npad;
}
if (is_durable || txnid == NULL) {
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0)
return (ret);
} else {
if ((ret = __os_malloc(dbenv,
logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
return (ret);
#ifdef DIAGNOSTIC
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0) {
__os_free(dbenv, lr);
return (ret);
}
#else
logrec.data = lr->data;
#endif
}
if (npad > 0)
memset((u_int8_t *)logrec.data + logrec.size - npad, 0, npad);
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 (op == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &op->size, sizeof(op->size));
bp += sizeof(op->size);
memcpy(bp, op->data, op->size);
bp += op->size;
}
uinttmp = (u_int32_t)fileid;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (key == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &key->size, sizeof(key->size));
bp += sizeof(key->size);
memcpy(bp, key->data, key->size);
bp += key->size;
}
if (data == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &data->size, sizeof(data->size));
bp += sizeof(data->size);
memcpy(bp, data->data, data->size);
bp += data->size;
}
uinttmp = (u_int32_t)arg_flags;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
DB_ASSERT((u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);
if (is_durable || txnid == NULL) {
if ((ret = __log_put(dbenv, rlsnp,(DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
} else {
#ifdef DIAGNOSTIC
/*
* Set the debug bit if we are going to log non-durable
* transactions so they will be ignored by recovery.
*/
memcpy(lr->data, logrec.data, logrec.size);
rectype |= DB_debug_FLAG;
memcpy(logrec.data, &rectype, sizeof(rectype));
ret = __log_put(dbenv,
rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#else
ret = 0;
#endif
STAILQ_INSERT_HEAD(&txnid->logs, lr, links);
LSN_NOT_LOGGED(*ret_lsnp);
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)__db_debug_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
#ifdef DIAGNOSTIC
__os_free(dbenv, logrec.data);
#else
if (is_durable || txnid == NULL)
__os_free(dbenv, logrec.data);
#endif
return (ret);
}
/*
* PUBLIC: int __db_debug_read __P((DB_ENV *, void *, __db_debug_args **));
*/
int
__db_debug_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
__db_debug_args **argpp;
{
__db_debug_args *argp;
u_int32_t uinttmp;
u_int8_t *bp;
int ret;
if ((ret = __os_malloc(dbenv,
sizeof(__db_debug_args) + sizeof(DB_TXN), &argp)) != 0)
return (ret);
bp = recbuf;
argp->txnid = (DB_TXN *)&argp[1];
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);
memset(&argp->op, 0, sizeof(argp->op));
memcpy(&argp->op.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->op.data = bp;
bp += argp->op.size;
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->fileid = (int32_t)uinttmp;
bp += sizeof(uinttmp);
memset(&argp->key, 0, sizeof(argp->key));
memcpy(&argp->key.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->key.data = bp;
bp += argp->key.size;
memset(&argp->data, 0, sizeof(argp->data));
memcpy(&argp->data.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->data.data = bp;
bp += argp->data.size;
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->arg_flags = (u_int32_t)uinttmp;
bp += sizeof(uinttmp);
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __db_noop_log __P((DB *, DB_TXN *, DB_LSN *,
* PUBLIC: u_int32_t, db_pgno_t, DB_LSN *));
*/
int
__db_noop_log(dbp, txnid, ret_lsnp, flags, pgno, prevlsn)
DB *dbp;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
db_pgno_t pgno;
DB_LSN * prevlsn;
{
DBT logrec;
DB_ENV *dbenv;
DB_TXNLOGREC *lr;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t uinttmp, rectype, txn_num;
u_int npad;
u_int8_t *bp;
int is_durable, ret;
dbenv = dbp->dbenv;
COMPQUIET(lr, NULL);
rectype = DB___db_noop;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
is_durable = 0;
} else
is_durable = 1;
if (txnid == NULL) {
txn_num = 0;
lsnp = &null_lsn;
null_lsn.file = null_lsn.offset = 0;
} else {
if (TAILQ_FIRST(&txnid->kids) != NULL &&
(ret = __txn_activekids(dbenv, rectype, txnid)) != 0)
return (ret);
/*
* We need to assign begin_lsn while holding region mutex.
* That assignment is done inside the DbEnv->log_put call,
* so pass in the appropriate memory location to be filled
* in by the log_put code.
*/
DB_SET_BEGIN_LSNP(txnid, &rlsnp);
txn_num = txnid->txnid;
lsnp = &txnid->last_lsn;
}
DB_ASSERT(dbp->log_filename != NULL);
if (dbp->log_filename->id == DB_LOGFILEID_INVALID &&
(ret = __dbreg_lazy_id(dbp)) != 0)
return (ret);
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(*prevlsn);
if (CRYPTO_ON(dbenv)) {
npad =
((DB_CIPHER *)dbenv->crypto_handle)->adj_size(logrec.size);
logrec.size += npad;
}
if (is_durable || txnid == NULL) {
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0)
return (ret);
} else {
if ((ret = __os_malloc(dbenv,
logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
return (ret);
#ifdef DIAGNOSTIC
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0) {
__os_free(dbenv, lr);
return (ret);
}
#else
logrec.data = lr->data;
#endif
}
if (npad > 0)
memset((u_int8_t *)logrec.data + logrec.size - npad, 0, npad);
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);
uinttmp = (u_int32_t)dbp->log_filename->id;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (prevlsn != NULL)
memcpy(bp, prevlsn, sizeof(*prevlsn));
else
memset(bp, 0, sizeof(*prevlsn));
bp += sizeof(*prevlsn);
DB_ASSERT((u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);
if (is_durable || txnid == NULL) {
if ((ret = __log_put(dbenv, rlsnp,(DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
} else {
#ifdef DIAGNOSTIC
/*
* Set the debug bit if we are going to log non-durable
* transactions so they will be ignored by recovery.
*/
memcpy(lr->data, logrec.data, logrec.size);
rectype |= DB_debug_FLAG;
memcpy(logrec.data, &rectype, sizeof(rectype));
ret = __log_put(dbenv,
rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#else
ret = 0;
#endif
STAILQ_INSERT_HEAD(&txnid->logs, lr, links);
LSN_NOT_LOGGED(*ret_lsnp);
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)__db_noop_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
#ifdef DIAGNOSTIC
__os_free(dbenv, logrec.data);
#else
if (is_durable || txnid == NULL)
__os_free(dbenv, logrec.data);
#endif
return (ret);
}
/*
* PUBLIC: int __db_noop_read __P((DB_ENV *, void *, __db_noop_args **));
*/
int
__db_noop_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
__db_noop_args **argpp;
{
__db_noop_args *argp;
u_int32_t uinttmp;
u_int8_t *bp;
int ret;
if ((ret = __os_malloc(dbenv,
sizeof(__db_noop_args) + sizeof(DB_TXN), &argp)) != 0)
return (ret);
bp = recbuf;
argp->txnid = (DB_TXN *)&argp[1];
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(&uinttmp, bp, sizeof(uinttmp));
argp->fileid = (int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&argp->prevlsn, bp, sizeof(argp->prevlsn));
bp += sizeof(argp->prevlsn);
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __db_pg_alloc_log __P((DB *, DB_TXN *, DB_LSN *,
* PUBLIC: u_int32_t, DB_LSN *, db_pgno_t, DB_LSN *, db_pgno_t, u_int32_t,
* PUBLIC: db_pgno_t, db_pgno_t));
*/
int
__db_pg_alloc_log(dbp, txnid, ret_lsnp, flags, meta_lsn, meta_pgno, page_lsn, pgno, ptype,
next, last_pgno)
DB *dbp;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
DB_LSN * meta_lsn;
db_pgno_t meta_pgno;
DB_LSN * page_lsn;
db_pgno_t pgno;
u_int32_t ptype;
db_pgno_t next;
db_pgno_t last_pgno;
{
DBT logrec;
DB_ENV *dbenv;
DB_TXNLOGREC *lr;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t uinttmp, rectype, txn_num;
u_int npad;
u_int8_t *bp;
int is_durable, ret;
dbenv = dbp->dbenv;
COMPQUIET(lr, NULL);
rectype = DB___db_pg_alloc;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
is_durable = 0;
} else
is_durable = 1;
if (txnid == NULL) {
txn_num = 0;
lsnp = &null_lsn;
null_lsn.file = null_lsn.offset = 0;
} else {
if (TAILQ_FIRST(&txnid->kids) != NULL &&
(ret = __txn_activekids(dbenv, rectype, txnid)) != 0)
return (ret);
/*
* We need to assign begin_lsn while holding region mutex.
* That assignment is done inside the DbEnv->log_put call,
* so pass in the appropriate memory location to be filled
* in by the log_put code.
*/
DB_SET_BEGIN_LSNP(txnid, &rlsnp);
txn_num = txnid->txnid;
lsnp = &txnid->last_lsn;
}
DB_ASSERT(dbp->log_filename != NULL);
if (dbp->log_filename->id == DB_LOGFILEID_INVALID &&
(ret = __dbreg_lazy_id(dbp)) != 0)
return (ret);
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(u_int32_t)
+ sizeof(*meta_lsn)
+ sizeof(u_int32_t)
+ sizeof(*page_lsn)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t);
if (CRYPTO_ON(dbenv)) {
npad =
((DB_CIPHER *)dbenv->crypto_handle)->adj_size(logrec.size);
logrec.size += npad;
}
if (is_durable || txnid == NULL) {
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0)
return (ret);
} else {
if ((ret = __os_malloc(dbenv,
logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
return (ret);
#ifdef DIAGNOSTIC
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0) {
__os_free(dbenv, lr);
return (ret);
}
#else
logrec.data = lr->data;
#endif
}
if (npad > 0)
memset((u_int8_t *)logrec.data + logrec.size - npad, 0, npad);
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);
uinttmp = (u_int32_t)dbp->log_filename->id;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (meta_lsn != NULL)
memcpy(bp, meta_lsn, sizeof(*meta_lsn));
else
memset(bp, 0, sizeof(*meta_lsn));
bp += sizeof(*meta_lsn);
uinttmp = (u_int32_t)meta_pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (page_lsn != NULL)
memcpy(bp, page_lsn, sizeof(*page_lsn));
else
memset(bp, 0, sizeof(*page_lsn));
bp += sizeof(*page_lsn);
uinttmp = (u_int32_t)pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)ptype;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)next;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)last_pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
DB_ASSERT((u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);
if (is_durable || txnid == NULL) {
if ((ret = __log_put(dbenv, rlsnp,(DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
} else {
#ifdef DIAGNOSTIC
/*
* Set the debug bit if we are going to log non-durable
* transactions so they will be ignored by recovery.
*/
memcpy(lr->data, logrec.data, logrec.size);
rectype |= DB_debug_FLAG;
memcpy(logrec.data, &rectype, sizeof(rectype));
ret = __log_put(dbenv,
rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#else
ret = 0;
#endif
STAILQ_INSERT_HEAD(&txnid->logs, lr, links);
LSN_NOT_LOGGED(*ret_lsnp);
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)__db_pg_alloc_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
#ifdef DIAGNOSTIC
__os_free(dbenv, logrec.data);
#else
if (is_durable || txnid == NULL)
__os_free(dbenv, logrec.data);
#endif
return (ret);
}
/*
* PUBLIC: int __db_pg_alloc_read __P((DB_ENV *, void *,
* PUBLIC: __db_pg_alloc_args **));
*/
int
__db_pg_alloc_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
__db_pg_alloc_args **argpp;
{
__db_pg_alloc_args *argp;
u_int32_t uinttmp;
u_int8_t *bp;
int ret;
if ((ret = __os_malloc(dbenv,
sizeof(__db_pg_alloc_args) + sizeof(DB_TXN), &argp)) != 0)
return (ret);
bp = recbuf;
argp->txnid = (DB_TXN *)&argp[1];
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(&uinttmp, bp, sizeof(uinttmp));
argp->fileid = (int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&argp->meta_lsn, bp, sizeof(argp->meta_lsn));
bp += sizeof(argp->meta_lsn);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->meta_pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&argp->page_lsn, bp, sizeof(argp->page_lsn));
bp += sizeof(argp->page_lsn);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->ptype = (u_int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->next = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->last_pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __db_pg_free_log __P((DB *, DB_TXN *, DB_LSN *,
* PUBLIC: u_int32_t, db_pgno_t, DB_LSN *, db_pgno_t, const DBT *,
* PUBLIC: db_pgno_t, db_pgno_t));
*/
int
__db_pg_free_log(dbp, txnid, ret_lsnp, flags, pgno, meta_lsn, meta_pgno, header, next,
last_pgno)
DB *dbp;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
db_pgno_t pgno;
DB_LSN * meta_lsn;
db_pgno_t meta_pgno;
const DBT *header;
db_pgno_t next;
db_pgno_t last_pgno;
{
DBT logrec;
DB_ENV *dbenv;
DB_TXNLOGREC *lr;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t zero, uinttmp, rectype, txn_num;
u_int npad;
u_int8_t *bp;
int is_durable, ret;
dbenv = dbp->dbenv;
COMPQUIET(lr, NULL);
rectype = DB___db_pg_free;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
is_durable = 0;
} else
is_durable = 1;
if (txnid == NULL) {
txn_num = 0;
lsnp = &null_lsn;
null_lsn.file = null_lsn.offset = 0;
} else {
if (TAILQ_FIRST(&txnid->kids) != NULL &&
(ret = __txn_activekids(dbenv, rectype, txnid)) != 0)
return (ret);
/*
* We need to assign begin_lsn while holding region mutex.
* That assignment is done inside the DbEnv->log_put call,
* so pass in the appropriate memory location to be filled
* in by the log_put code.
*/
DB_SET_BEGIN_LSNP(txnid, &rlsnp);
txn_num = txnid->txnid;
lsnp = &txnid->last_lsn;
}
DB_ASSERT(dbp->log_filename != NULL);
if (dbp->log_filename->id == DB_LOGFILEID_INVALID &&
(ret = __dbreg_lazy_id(dbp)) != 0)
return (ret);
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(*meta_lsn)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t) + (header == NULL ? 0 : header->size)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t);
if (CRYPTO_ON(dbenv)) {
npad =
((DB_CIPHER *)dbenv->crypto_handle)->adj_size(logrec.size);
logrec.size += npad;
}
if (is_durable || txnid == NULL) {
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0)
return (ret);
} else {
if ((ret = __os_malloc(dbenv,
logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
return (ret);
#ifdef DIAGNOSTIC
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0) {
__os_free(dbenv, lr);
return (ret);
}
#else
logrec.data = lr->data;
#endif
}
if (npad > 0)
memset((u_int8_t *)logrec.data + logrec.size - npad, 0, npad);
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);
uinttmp = (u_int32_t)dbp->log_filename->id;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (meta_lsn != NULL)
memcpy(bp, meta_lsn, sizeof(*meta_lsn));
else
memset(bp, 0, sizeof(*meta_lsn));
bp += sizeof(*meta_lsn);
uinttmp = (u_int32_t)meta_pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (header == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &header->size, sizeof(header->size));
bp += sizeof(header->size);
memcpy(bp, header->data, header->size);
bp += header->size;
}
uinttmp = (u_int32_t)next;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)last_pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
DB_ASSERT((u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);
if (is_durable || txnid == NULL) {
if ((ret = __log_put(dbenv, rlsnp,(DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
} else {
#ifdef DIAGNOSTIC
/*
* Set the debug bit if we are going to log non-durable
* transactions so they will be ignored by recovery.
*/
memcpy(lr->data, logrec.data, logrec.size);
rectype |= DB_debug_FLAG;
memcpy(logrec.data, &rectype, sizeof(rectype));
ret = __log_put(dbenv,
rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#else
ret = 0;
#endif
STAILQ_INSERT_HEAD(&txnid->logs, lr, links);
LSN_NOT_LOGGED(*ret_lsnp);
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)__db_pg_free_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
#ifdef DIAGNOSTIC
__os_free(dbenv, logrec.data);
#else
if (is_durable || txnid == NULL)
__os_free(dbenv, logrec.data);
#endif
return (ret);
}
/*
* PUBLIC: int __db_pg_free_read __P((DB_ENV *, void *, __db_pg_free_args **));
*/
int
__db_pg_free_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
__db_pg_free_args **argpp;
{
__db_pg_free_args *argp;
u_int32_t uinttmp;
u_int8_t *bp;
int ret;
if ((ret = __os_malloc(dbenv,
sizeof(__db_pg_free_args) + sizeof(DB_TXN), &argp)) != 0)
return (ret);
bp = recbuf;
argp->txnid = (DB_TXN *)&argp[1];
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(&uinttmp, bp, sizeof(uinttmp));
argp->fileid = (int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&argp->meta_lsn, bp, sizeof(argp->meta_lsn));
bp += sizeof(argp->meta_lsn);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->meta_pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memset(&argp->header, 0, sizeof(argp->header));
memcpy(&argp->header.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->header.data = bp;
bp += argp->header.size;
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->next = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->last_pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __db_cksum_log __P((DB_ENV *, DB_TXN *, DB_LSN *, u_int32_t));
*/
int
__db_cksum_log(dbenv, txnid, ret_lsnp, flags)
DB_ENV *dbenv;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
{
DBT logrec;
DB_TXNLOGREC *lr;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t rectype, txn_num;
u_int npad;
u_int8_t *bp;
int is_durable, ret;
COMPQUIET(lr, NULL);
rectype = DB___db_cksum;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
if (LF_ISSET(DB_LOG_NOT_DURABLE)) {
if (txnid == NULL)
return (0);
is_durable = 0;
} else
is_durable = 1;
if (txnid == NULL) {
txn_num = 0;
lsnp = &null_lsn;
null_lsn.file = null_lsn.offset = 0;
} else {
if (TAILQ_FIRST(&txnid->kids) != NULL &&
(ret = __txn_activekids(dbenv, rectype, txnid)) != 0)
return (ret);
/*
* We need to assign begin_lsn while holding region mutex.
* That assignment is done inside the DbEnv->log_put call,
* so pass in the appropriate memory location to be filled
* in by the log_put code.
*/
DB_SET_BEGIN_LSNP(txnid, &rlsnp);
txn_num = txnid->txnid;
lsnp = &txnid->last_lsn;
}
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN);
if (CRYPTO_ON(dbenv)) {
npad =
((DB_CIPHER *)dbenv->crypto_handle)->adj_size(logrec.size);
logrec.size += npad;
}
if (is_durable || txnid == NULL) {
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0)
return (ret);
} else {
if ((ret = __os_malloc(dbenv,
logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
return (ret);
#ifdef DIAGNOSTIC
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0) {
__os_free(dbenv, lr);
return (ret);
}
#else
logrec.data = lr->data;
#endif
}
if (npad > 0)
memset((u_int8_t *)logrec.data + logrec.size - npad, 0, npad);
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);
DB_ASSERT((u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);
if (is_durable || txnid == NULL) {
if ((ret = __log_put(dbenv, rlsnp,(DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
} else {
#ifdef DIAGNOSTIC
/*
* Set the debug bit if we are going to log non-durable
* transactions so they will be ignored by recovery.
*/
memcpy(lr->data, logrec.data, logrec.size);
rectype |= DB_debug_FLAG;
memcpy(logrec.data, &rectype, sizeof(rectype));
ret = __log_put(dbenv,
rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#else
ret = 0;
#endif
STAILQ_INSERT_HEAD(&txnid->logs, lr, links);
LSN_NOT_LOGGED(*ret_lsnp);
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)__db_cksum_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
#ifdef DIAGNOSTIC
__os_free(dbenv, logrec.data);
#else
if (is_durable || txnid == NULL)
__os_free(dbenv, logrec.data);
#endif
return (ret);
}
/*
* PUBLIC: int __db_cksum_read __P((DB_ENV *, void *, __db_cksum_args **));
*/
int
__db_cksum_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
__db_cksum_args **argpp;
{
__db_cksum_args *argp;
u_int8_t *bp;
int ret;
if ((ret = __os_malloc(dbenv,
sizeof(__db_cksum_args) + sizeof(DB_TXN), &argp)) != 0)
return (ret);
bp = recbuf;
argp->txnid = (DB_TXN *)&argp[1];
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);
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __db_pg_freedata_log __P((DB *, DB_TXN *, DB_LSN *,
* PUBLIC: u_int32_t, db_pgno_t, DB_LSN *, db_pgno_t, const DBT *,
* PUBLIC: db_pgno_t, db_pgno_t, const DBT *));
*/
int
__db_pg_freedata_log(dbp, txnid, ret_lsnp, flags, pgno, meta_lsn, meta_pgno, header, next,
last_pgno, data)
DB *dbp;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
db_pgno_t pgno;
DB_LSN * meta_lsn;
db_pgno_t meta_pgno;
const DBT *header;
db_pgno_t next;
db_pgno_t last_pgno;
const DBT *data;
{
DBT logrec;
DB_ENV *dbenv;
DB_TXNLOGREC *lr;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t zero, uinttmp, rectype, txn_num;
u_int npad;
u_int8_t *bp;
int is_durable, ret;
dbenv = dbp->dbenv;
COMPQUIET(lr, NULL);
rectype = DB___db_pg_freedata;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
is_durable = 0;
} else
is_durable = 1;
if (txnid == NULL) {
txn_num = 0;
lsnp = &null_lsn;
null_lsn.file = null_lsn.offset = 0;
} else {
if (TAILQ_FIRST(&txnid->kids) != NULL &&
(ret = __txn_activekids(dbenv, rectype, txnid)) != 0)
return (ret);
/*
* We need to assign begin_lsn while holding region mutex.
* That assignment is done inside the DbEnv->log_put call,
* so pass in the appropriate memory location to be filled
* in by the log_put code.
*/
DB_SET_BEGIN_LSNP(txnid, &rlsnp);
txn_num = txnid->txnid;
lsnp = &txnid->last_lsn;
}
DB_ASSERT(dbp->log_filename != NULL);
if (dbp->log_filename->id == DB_LOGFILEID_INVALID &&
(ret = __dbreg_lazy_id(dbp)) != 0)
return (ret);
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(*meta_lsn)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t) + (header == NULL ? 0 : header->size)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t) + (data == NULL ? 0 : data->size);
if (CRYPTO_ON(dbenv)) {
npad =
((DB_CIPHER *)dbenv->crypto_handle)->adj_size(logrec.size);
logrec.size += npad;
}
if (is_durable || txnid == NULL) {
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0)
return (ret);
} else {
if ((ret = __os_malloc(dbenv,
logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
return (ret);
#ifdef DIAGNOSTIC
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0) {
__os_free(dbenv, lr);
return (ret);
}
#else
logrec.data = lr->data;
#endif
}
if (npad > 0)
memset((u_int8_t *)logrec.data + logrec.size - npad, 0, npad);
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);
uinttmp = (u_int32_t)dbp->log_filename->id;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (meta_lsn != NULL)
memcpy(bp, meta_lsn, sizeof(*meta_lsn));
else
memset(bp, 0, sizeof(*meta_lsn));
bp += sizeof(*meta_lsn);
uinttmp = (u_int32_t)meta_pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (header == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &header->size, sizeof(header->size));
bp += sizeof(header->size);
memcpy(bp, header->data, header->size);
bp += header->size;
}
uinttmp = (u_int32_t)next;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)last_pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (data == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &data->size, sizeof(data->size));
bp += sizeof(data->size);
memcpy(bp, data->data, data->size);
bp += data->size;
}
DB_ASSERT((u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);
if (is_durable || txnid == NULL) {
if ((ret = __log_put(dbenv, rlsnp,(DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
} else {
#ifdef DIAGNOSTIC
/*
* Set the debug bit if we are going to log non-durable
* transactions so they will be ignored by recovery.
*/
memcpy(lr->data, logrec.data, logrec.size);
rectype |= DB_debug_FLAG;
memcpy(logrec.data, &rectype, sizeof(rectype));
ret = __log_put(dbenv,
rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#else
ret = 0;
#endif
STAILQ_INSERT_HEAD(&txnid->logs, lr, links);
LSN_NOT_LOGGED(*ret_lsnp);
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)__db_pg_freedata_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
#ifdef DIAGNOSTIC
__os_free(dbenv, logrec.data);
#else
if (is_durable || txnid == NULL)
__os_free(dbenv, logrec.data);
#endif
return (ret);
}
/*
* PUBLIC: int __db_pg_freedata_read __P((DB_ENV *, void *,
* PUBLIC: __db_pg_freedata_args **));
*/
int
__db_pg_freedata_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
__db_pg_freedata_args **argpp;
{
__db_pg_freedata_args *argp;
u_int32_t uinttmp;
u_int8_t *bp;
int ret;
if ((ret = __os_malloc(dbenv,
sizeof(__db_pg_freedata_args) + sizeof(DB_TXN), &argp)) != 0)
return (ret);
bp = recbuf;
argp->txnid = (DB_TXN *)&argp[1];
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(&uinttmp, bp, sizeof(uinttmp));
argp->fileid = (int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&argp->meta_lsn, bp, sizeof(argp->meta_lsn));
bp += sizeof(argp->meta_lsn);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->meta_pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memset(&argp->header, 0, sizeof(argp->header));
memcpy(&argp->header.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->header.data = bp;
bp += argp->header.size;
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->next = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->last_pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memset(&argp->data, 0, sizeof(argp->data));
memcpy(&argp->data.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->data.data = bp;
bp += argp->data.size;
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __db_pg_prepare_log __P((DB *, DB_TXN *, DB_LSN *,
* PUBLIC: u_int32_t, db_pgno_t));
*/
int
__db_pg_prepare_log(dbp, txnid, ret_lsnp, flags, pgno)
DB *dbp;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
db_pgno_t pgno;
{
DBT logrec;
DB_ENV *dbenv;
DB_TXNLOGREC *lr;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t uinttmp, rectype, txn_num;
u_int npad;
u_int8_t *bp;
int is_durable, ret;
dbenv = dbp->dbenv;
COMPQUIET(lr, NULL);
rectype = DB___db_pg_prepare;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
is_durable = 0;
} else
is_durable = 1;
if (txnid == NULL) {
txn_num = 0;
lsnp = &null_lsn;
null_lsn.file = null_lsn.offset = 0;
} else {
if (TAILQ_FIRST(&txnid->kids) != NULL &&
(ret = __txn_activekids(dbenv, rectype, txnid)) != 0)
return (ret);
/*
* We need to assign begin_lsn while holding region mutex.
* That assignment is done inside the DbEnv->log_put call,
* so pass in the appropriate memory location to be filled
* in by the log_put code.
*/
DB_SET_BEGIN_LSNP(txnid, &rlsnp);
txn_num = txnid->txnid;
lsnp = &txnid->last_lsn;
}
DB_ASSERT(dbp->log_filename != NULL);
if (dbp->log_filename->id == DB_LOGFILEID_INVALID &&
(ret = __dbreg_lazy_id(dbp)) != 0)
return (ret);
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t);
if (CRYPTO_ON(dbenv)) {
npad =
((DB_CIPHER *)dbenv->crypto_handle)->adj_size(logrec.size);
logrec.size += npad;
}
if (is_durable || txnid == NULL) {
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0)
return (ret);
} else {
if ((ret = __os_malloc(dbenv,
logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
return (ret);
#ifdef DIAGNOSTIC
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0) {
__os_free(dbenv, lr);
return (ret);
}
#else
logrec.data = lr->data;
#endif
}
if (npad > 0)
memset((u_int8_t *)logrec.data + logrec.size - npad, 0, npad);
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);
uinttmp = (u_int32_t)dbp->log_filename->id;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
DB_ASSERT((u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);
if (is_durable || txnid == NULL) {
if ((ret = __log_put(dbenv, rlsnp,(DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
} else {
#ifdef DIAGNOSTIC
/*
* Set the debug bit if we are going to log non-durable
* transactions so they will be ignored by recovery.
*/
memcpy(lr->data, logrec.data, logrec.size);
rectype |= DB_debug_FLAG;
memcpy(logrec.data, &rectype, sizeof(rectype));
ret = __log_put(dbenv,
rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#else
ret = 0;
#endif
STAILQ_INSERT_HEAD(&txnid->logs, lr, links);
LSN_NOT_LOGGED(*ret_lsnp);
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)__db_pg_prepare_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
#ifdef DIAGNOSTIC
__os_free(dbenv, logrec.data);
#else
if (is_durable || txnid == NULL)
__os_free(dbenv, logrec.data);
#endif
return (ret);
}
/*
* PUBLIC: int __db_pg_prepare_read __P((DB_ENV *, void *,
* PUBLIC: __db_pg_prepare_args **));
*/
int
__db_pg_prepare_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
__db_pg_prepare_args **argpp;
{
__db_pg_prepare_args *argp;
u_int32_t uinttmp;
u_int8_t *bp;
int ret;
if ((ret = __os_malloc(dbenv,
sizeof(__db_pg_prepare_args) + sizeof(DB_TXN), &argp)) != 0)
return (ret);
bp = recbuf;
argp->txnid = (DB_TXN *)&argp[1];
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(&uinttmp, bp, sizeof(uinttmp));
argp->fileid = (int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __db_pg_new_log __P((DB *, DB_TXN *, DB_LSN *,
* PUBLIC: u_int32_t, db_pgno_t, DB_LSN *, db_pgno_t, const DBT *,
* PUBLIC: db_pgno_t));
*/
int
__db_pg_new_log(dbp, txnid, ret_lsnp, flags, pgno, meta_lsn, meta_pgno, header, next)
DB *dbp;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
db_pgno_t pgno;
DB_LSN * meta_lsn;
db_pgno_t meta_pgno;
const DBT *header;
db_pgno_t next;
{
DBT logrec;
DB_ENV *dbenv;
DB_TXNLOGREC *lr;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t zero, uinttmp, rectype, txn_num;
u_int npad;
u_int8_t *bp;
int is_durable, ret;
dbenv = dbp->dbenv;
COMPQUIET(lr, NULL);
rectype = DB___db_pg_new;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
is_durable = 0;
} else
is_durable = 1;
if (txnid == NULL) {
txn_num = 0;
lsnp = &null_lsn;
null_lsn.file = null_lsn.offset = 0;
} else {
if (TAILQ_FIRST(&txnid->kids) != NULL &&
(ret = __txn_activekids(dbenv, rectype, txnid)) != 0)
return (ret);
/*
* We need to assign begin_lsn while holding region mutex.
* That assignment is done inside the DbEnv->log_put call,
* so pass in the appropriate memory location to be filled
* in by the log_put code.
*/
DB_SET_BEGIN_LSNP(txnid, &rlsnp);
txn_num = txnid->txnid;
lsnp = &txnid->last_lsn;
}
DB_ASSERT(dbp->log_filename != NULL);
if (dbp->log_filename->id == DB_LOGFILEID_INVALID &&
(ret = __dbreg_lazy_id(dbp)) != 0)
return (ret);
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(*meta_lsn)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t) + (header == NULL ? 0 : header->size)
+ sizeof(u_int32_t);
if (CRYPTO_ON(dbenv)) {
npad =
((DB_CIPHER *)dbenv->crypto_handle)->adj_size(logrec.size);
logrec.size += npad;
}
if (is_durable || txnid == NULL) {
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0)
return (ret);
} else {
if ((ret = __os_malloc(dbenv,
logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
return (ret);
#ifdef DIAGNOSTIC
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0) {
__os_free(dbenv, lr);
return (ret);
}
#else
logrec.data = lr->data;
#endif
}
if (npad > 0)
memset((u_int8_t *)logrec.data + logrec.size - npad, 0, npad);
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);
uinttmp = (u_int32_t)dbp->log_filename->id;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (meta_lsn != NULL)
memcpy(bp, meta_lsn, sizeof(*meta_lsn));
else
memset(bp, 0, sizeof(*meta_lsn));
bp += sizeof(*meta_lsn);
uinttmp = (u_int32_t)meta_pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (header == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &header->size, sizeof(header->size));
bp += sizeof(header->size);
memcpy(bp, header->data, header->size);
bp += header->size;
}
uinttmp = (u_int32_t)next;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
DB_ASSERT((u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);
if (is_durable || txnid == NULL) {
if ((ret = __log_put(dbenv, rlsnp,(DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
} else {
#ifdef DIAGNOSTIC
/*
* Set the debug bit if we are going to log non-durable
* transactions so they will be ignored by recovery.
*/
memcpy(lr->data, logrec.data, logrec.size);
rectype |= DB_debug_FLAG;
memcpy(logrec.data, &rectype, sizeof(rectype));
ret = __log_put(dbenv,
rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#else
ret = 0;
#endif
STAILQ_INSERT_HEAD(&txnid->logs, lr, links);
LSN_NOT_LOGGED(*ret_lsnp);
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)__db_pg_new_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
#ifdef DIAGNOSTIC
__os_free(dbenv, logrec.data);
#else
if (is_durable || txnid == NULL)
__os_free(dbenv, logrec.data);
#endif
return (ret);
}
/*
* PUBLIC: int __db_pg_new_read __P((DB_ENV *, void *, __db_pg_new_args **));
*/
int
__db_pg_new_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
__db_pg_new_args **argpp;
{
__db_pg_new_args *argp;
u_int32_t uinttmp;
u_int8_t *bp;
int ret;
if ((ret = __os_malloc(dbenv,
sizeof(__db_pg_new_args) + sizeof(DB_TXN), &argp)) != 0)
return (ret);
bp = recbuf;
argp->txnid = (DB_TXN *)&argp[1];
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(&uinttmp, bp, sizeof(uinttmp));
argp->fileid = (int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&argp->meta_lsn, bp, sizeof(argp->meta_lsn));
bp += sizeof(argp->meta_lsn);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->meta_pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memset(&argp->header, 0, sizeof(argp->header));
memcpy(&argp->header.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->header.data = bp;
bp += argp->header.size;
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->next = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __db_pg_init_log __P((DB *, DB_TXN *, DB_LSN *,
* PUBLIC: u_int32_t, db_pgno_t, const DBT *, const DBT *));
*/
int
__db_pg_init_log(dbp, txnid, ret_lsnp, flags, pgno, header, data)
DB *dbp;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
db_pgno_t pgno;
const DBT *header;
const DBT *data;
{
DBT logrec;
DB_ENV *dbenv;
DB_TXNLOGREC *lr;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t zero, uinttmp, rectype, txn_num;
u_int npad;
u_int8_t *bp;
int is_durable, ret;
dbenv = dbp->dbenv;
COMPQUIET(lr, NULL);
rectype = DB___db_pg_init;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
is_durable = 0;
} else
is_durable = 1;
if (txnid == NULL) {
txn_num = 0;
lsnp = &null_lsn;
null_lsn.file = null_lsn.offset = 0;
} else {
if (TAILQ_FIRST(&txnid->kids) != NULL &&
(ret = __txn_activekids(dbenv, rectype, txnid)) != 0)
return (ret);
/*
* We need to assign begin_lsn while holding region mutex.
* That assignment is done inside the DbEnv->log_put call,
* so pass in the appropriate memory location to be filled
* in by the log_put code.
*/
DB_SET_BEGIN_LSNP(txnid, &rlsnp);
txn_num = txnid->txnid;
lsnp = &txnid->last_lsn;
}
DB_ASSERT(dbp->log_filename != NULL);
if (dbp->log_filename->id == DB_LOGFILEID_INVALID &&
(ret = __dbreg_lazy_id(dbp)) != 0)
return (ret);
logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t)
+ sizeof(u_int32_t) + (header == NULL ? 0 : header->size)
+ sizeof(u_int32_t) + (data == NULL ? 0 : data->size);
if (CRYPTO_ON(dbenv)) {
npad =
((DB_CIPHER *)dbenv->crypto_handle)->adj_size(logrec.size);
logrec.size += npad;
}
if (is_durable || txnid == NULL) {
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0)
return (ret);
} else {
if ((ret = __os_malloc(dbenv,
logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
return (ret);
#ifdef DIAGNOSTIC
if ((ret =
__os_malloc(dbenv, logrec.size, &logrec.data)) != 0) {
__os_free(dbenv, lr);
return (ret);
}
#else
logrec.data = lr->data;
#endif
}
if (npad > 0)
memset((u_int8_t *)logrec.data + logrec.size - npad, 0, npad);
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);
uinttmp = (u_int32_t)dbp->log_filename->id;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
uinttmp = (u_int32_t)pgno;
memcpy(bp, &uinttmp, sizeof(uinttmp));
bp += sizeof(uinttmp);
if (header == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &header->size, sizeof(header->size));
bp += sizeof(header->size);
memcpy(bp, header->data, header->size);
bp += header->size;
}
if (data == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &data->size, sizeof(data->size));
bp += sizeof(data->size);
memcpy(bp, data->data, data->size);
bp += data->size;
}
DB_ASSERT((u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);
if (is_durable || txnid == NULL) {
if ((ret = __log_put(dbenv, rlsnp,(DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
} else {
#ifdef DIAGNOSTIC
/*
* Set the debug bit if we are going to log non-durable
* transactions so they will be ignored by recovery.
*/
memcpy(lr->data, logrec.data, logrec.size);
rectype |= DB_debug_FLAG;
memcpy(logrec.data, &rectype, sizeof(rectype));
ret = __log_put(dbenv,
rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#else
ret = 0;
#endif
STAILQ_INSERT_HEAD(&txnid->logs, lr, links);
LSN_NOT_LOGGED(*ret_lsnp);
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)__db_pg_init_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
#ifdef DIAGNOSTIC
__os_free(dbenv, logrec.data);
#else
if (is_durable || txnid == NULL)
__os_free(dbenv, logrec.data);
#endif
return (ret);
}
/*
* PUBLIC: int __db_pg_init_read __P((DB_ENV *, void *, __db_pg_init_args **));
*/
int
__db_pg_init_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
__db_pg_init_args **argpp;
{
__db_pg_init_args *argp;
u_int32_t uinttmp;
u_int8_t *bp;
int ret;
if ((ret = __os_malloc(dbenv,
sizeof(__db_pg_init_args) + sizeof(DB_TXN), &argp)) != 0)
return (ret);
bp = recbuf;
argp->txnid = (DB_TXN *)&argp[1];
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(&uinttmp, bp, sizeof(uinttmp));
argp->fileid = (int32_t)uinttmp;
bp += sizeof(uinttmp);
memcpy(&uinttmp, bp, sizeof(uinttmp));
argp->pgno = (db_pgno_t)uinttmp;
bp += sizeof(uinttmp);
memset(&argp->header, 0, sizeof(argp->header));
memcpy(&argp->header.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->header.data = bp;
bp += argp->header.size;
memset(&argp->data, 0, sizeof(argp->data));
memcpy(&argp->data.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->data.data = bp;
bp += argp->data.size;
*argpp = argp;
return (0);
}
/*
* PUBLIC: int __db_init_recover __P((DB_ENV *, int (***)(DB_ENV *,
* PUBLIC: DBT *, DB_LSN *, db_recops, void *), size_t *));
*/
int
__db_init_recover(dbenv, dtabp, dtabsizep)
DB_ENV *dbenv;
int (***dtabp)__P((DB_ENV *, DBT *, DB_LSN *, db_recops, void *));
size_t *dtabsizep;
{
int ret;
if ((ret = __db_add_recovery(dbenv, dtabp, dtabsizep,
__db_addrem_recover, DB___db_addrem)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv, dtabp, dtabsizep,
__db_big_recover, DB___db_big)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv, dtabp, dtabsizep,
__db_ovref_recover, DB___db_ovref)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv, dtabp, dtabsizep,
__db_debug_recover, DB___db_debug)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv, dtabp, dtabsizep,
__db_noop_recover, DB___db_noop)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv, dtabp, dtabsizep,
__db_pg_alloc_recover, DB___db_pg_alloc)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv, dtabp, dtabsizep,
__db_pg_free_recover, DB___db_pg_free)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv, dtabp, dtabsizep,
__db_cksum_recover, DB___db_cksum)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv, dtabp, dtabsizep,
__db_pg_freedata_recover, DB___db_pg_freedata)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv, dtabp, dtabsizep,
__db_pg_prepare_recover, DB___db_pg_prepare)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv, dtabp, dtabsizep,
__db_pg_new_recover, DB___db_pg_new)) != 0)
return (ret);
if ((ret = __db_add_recovery(dbenv, dtabp, dtabsizep,
__db_pg_init_recover, DB___db_pg_init)) != 0)
return (ret);
return (0);
}
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