qam_auto.c   [plain text]

/* Do not edit: automatically built by gen_rec.awk. */

#include "db_config.h"
#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/qam.h"
#include "dbinc/txn.h"

/*
 * PUBLIC: int __qam_incfirst_read __P((ENV *, DB **, void *,
 * PUBLIC:     void *, __qam_incfirst_args **));
 */
int
__qam_incfirst_read(env, dbpp, td, recbuf, argpp)
	ENV *env;
	DB **dbpp;
	void *td;
	void *recbuf;
	__qam_incfirst_args **argpp;
{
	__qam_incfirst_args *argp;
	u_int32_t uinttmp;
	u_int8_t *bp;
	int ret;

	if ((ret = __os_malloc(env,
	    sizeof(__qam_incfirst_args) + sizeof(DB_TXN), &argp)) != 0)
		return (ret);
	bp = recbuf;
	argp->txnp = (DB_TXN *)&argp[1];
	memset(argp->txnp, 0, sizeof(DB_TXN));

	argp->txnp->td = td;
	LOGCOPY_32(env, &argp->type, bp);
	bp += sizeof(argp->type);

	LOGCOPY_32(env, &argp->txnp->txnid, bp);
	bp += sizeof(argp->txnp->txnid);

	LOGCOPY_TOLSN(env, &argp->prev_lsn, bp);
	bp += sizeof(DB_LSN);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->fileid = (int32_t)uinttmp;
	bp += sizeof(uinttmp);
	if (dbpp != NULL) {
		*dbpp = NULL;
		ret = __dbreg_id_to_db(
		    env, argp->txnp, dbpp, argp->fileid, 1);
	}

	LOGCOPY_32(env, &uinttmp, bp);
	argp->recno = (db_recno_t)uinttmp;
	bp += sizeof(uinttmp);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->meta_pgno = (db_pgno_t)uinttmp;
	bp += sizeof(uinttmp);

	*argpp = argp;
	return (ret);
}

/*
 * PUBLIC: int __qam_incfirst_log __P((DB *, DB_TXN *, DB_LSN *,
 * PUBLIC:     u_int32_t, db_recno_t, db_pgno_t));
 */
int
__qam_incfirst_log(dbp, txnp, ret_lsnp, flags, recno, meta_pgno)
	DB *dbp;
	DB_TXN *txnp;
	DB_LSN *ret_lsnp;
	u_int32_t flags;
	db_recno_t recno;
	db_pgno_t meta_pgno;
{
	DBT logrec;
	DB_LSN *lsnp, null_lsn, *rlsnp;
	DB_TXNLOGREC *lr;
	ENV *env;
	u_int32_t uinttmp, rectype, txn_num;
	u_int npad;
	u_int8_t *bp;
	int is_durable, ret;

	COMPQUIET(lr, NULL);

	env = dbp->env;
	rlsnp = ret_lsnp;
	rectype = DB___qam_incfirst;
	npad = 0;
	ret = 0;

	if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
	    F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
		if (txnp == NULL)
			return (0);
		is_durable = 0;
	} else
		is_durable = 1;

	if (txnp == NULL) {
		txn_num = 0;
		lsnp = &null_lsn;
		null_lsn.file = null_lsn.offset = 0;
	} else {
		if (TAILQ_FIRST(&txnp->kids) != NULL &&
		    (ret = __txn_activekids(env, rectype, txnp)) != 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_TXN_LSNP(txnp, &rlsnp, &lsnp);
		txn_num = txnp->txnid;
	}

	DB_ASSERT(env, 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);
	if (CRYPTO_ON(env)) {
		npad = env->crypto_handle->adj_size(logrec.size);
		logrec.size += npad;
	}

	if (is_durable || txnp == NULL) {
		if ((ret =
		    __os_malloc(env, logrec.size, &logrec.data)) != 0)
			return (ret);
	} else {
		if ((ret = __os_malloc(env,
		    logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
			return (ret);
#ifdef DIAGNOSTIC
		if ((ret =
		    __os_malloc(env, logrec.size, &logrec.data)) != 0) {
			__os_free(env, 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;

	LOGCOPY_32(env, bp, &rectype);
	bp += sizeof(rectype);

	LOGCOPY_32(env, bp, &txn_num);
	bp += sizeof(txn_num);

	LOGCOPY_FROMLSN(env, bp, lsnp);
	bp += sizeof(DB_LSN);

	uinttmp = (u_int32_t)dbp->log_filename->id;
	LOGCOPY_32(env, bp, &uinttmp);
	bp += sizeof(uinttmp);

	uinttmp = (u_int32_t)recno;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	uinttmp = (u_int32_t)meta_pgno;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	DB_ASSERT(env,
	    (u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);

	if (is_durable || txnp == NULL) {
		if ((ret = __log_put(env, rlsnp,(DBT *)&logrec,
		    flags | DB_LOG_NOCOPY)) == 0 && txnp != NULL) {
			*lsnp = *rlsnp;
			if (rlsnp != ret_lsnp)
				 *ret_lsnp = *rlsnp;
		}
	} else {
		ret = 0;
#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;
		LOGCOPY_32(env, logrec.data, &rectype);

		if (!IS_REP_CLIENT(env))
			ret = __log_put(env,
			    rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#endif
		STAILQ_INSERT_HEAD(&txnp->logs, lr, links);
		F_SET((TXN_DETAIL *)txnp->td, TXN_DTL_INMEMORY);
		LSN_NOT_LOGGED(*ret_lsnp);
	}

#ifdef LOG_DIAGNOSTIC
	if (ret != 0)
		(void)__qam_incfirst_print(env,
		    (DBT *)&logrec, ret_lsnp, DB_TXN_PRINT, NULL);
#endif

#ifdef DIAGNOSTIC
	__os_free(env, logrec.data);
#else
	if (is_durable || txnp == NULL)
		__os_free(env, logrec.data);
#endif
	return (ret);
}

/*
 * PUBLIC: int __qam_mvptr_read __P((ENV *, DB **, void *, void *,
 * PUBLIC:     __qam_mvptr_args **));
 */
int
__qam_mvptr_read(env, dbpp, td, recbuf, argpp)
	ENV *env;
	DB **dbpp;
	void *td;
	void *recbuf;
	__qam_mvptr_args **argpp;
{
	__qam_mvptr_args *argp;
	u_int32_t uinttmp;
	u_int8_t *bp;
	int ret;

	if ((ret = __os_malloc(env,
	    sizeof(__qam_mvptr_args) + sizeof(DB_TXN), &argp)) != 0)
		return (ret);
	bp = recbuf;
	argp->txnp = (DB_TXN *)&argp[1];
	memset(argp->txnp, 0, sizeof(DB_TXN));

	argp->txnp->td = td;
	LOGCOPY_32(env, &argp->type, bp);
	bp += sizeof(argp->type);

	LOGCOPY_32(env, &argp->txnp->txnid, bp);
	bp += sizeof(argp->txnp->txnid);

	LOGCOPY_TOLSN(env, &argp->prev_lsn, bp);
	bp += sizeof(DB_LSN);

	LOGCOPY_32(env, &argp->opcode, bp);
	bp += sizeof(argp->opcode);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->fileid = (int32_t)uinttmp;
	bp += sizeof(uinttmp);
	if (dbpp != NULL) {
		*dbpp = NULL;
		ret = __dbreg_id_to_db(
		    env, argp->txnp, dbpp, argp->fileid, 1);
	}

	LOGCOPY_32(env, &uinttmp, bp);
	argp->old_first = (db_recno_t)uinttmp;
	bp += sizeof(uinttmp);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->new_first = (db_recno_t)uinttmp;
	bp += sizeof(uinttmp);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->old_cur = (db_recno_t)uinttmp;
	bp += sizeof(uinttmp);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->new_cur = (db_recno_t)uinttmp;
	bp += sizeof(uinttmp);

	LOGCOPY_TOLSN(env, &argp->metalsn, bp);
	bp += sizeof(DB_LSN);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->meta_pgno = (db_pgno_t)uinttmp;
	bp += sizeof(uinttmp);

	*argpp = argp;
	return (ret);
}

/*
 * PUBLIC: int __qam_mvptr_log __P((DB *, DB_TXN *, DB_LSN *,
 * PUBLIC:     u_int32_t, u_int32_t, db_recno_t, db_recno_t, db_recno_t,
 * PUBLIC:     db_recno_t, DB_LSN *, db_pgno_t));
 */
int
__qam_mvptr_log(dbp, txnp, ret_lsnp, flags,
    opcode, old_first, new_first, old_cur, new_cur,
    metalsn, meta_pgno)
	DB *dbp;
	DB_TXN *txnp;
	DB_LSN *ret_lsnp;
	u_int32_t flags;
	u_int32_t opcode;
	db_recno_t old_first;
	db_recno_t new_first;
	db_recno_t old_cur;
	db_recno_t new_cur;
	DB_LSN * metalsn;
	db_pgno_t meta_pgno;
{
	DBT logrec;
	DB_LSN *lsnp, null_lsn, *rlsnp;
	DB_TXNLOGREC *lr;
	ENV *env;
	u_int32_t uinttmp, rectype, txn_num;
	u_int npad;
	u_int8_t *bp;
	int is_durable, ret;

	COMPQUIET(lr, NULL);

	env = dbp->env;
	rlsnp = ret_lsnp;
	rectype = DB___qam_mvptr;
	npad = 0;
	ret = 0;

	if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
	    F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
		if (txnp == NULL)
			return (0);
		is_durable = 0;
	} else
		is_durable = 1;

	if (txnp == NULL) {
		txn_num = 0;
		lsnp = &null_lsn;
		null_lsn.file = null_lsn.offset = 0;
	} else {
		if (TAILQ_FIRST(&txnp->kids) != NULL &&
		    (ret = __txn_activekids(env, rectype, txnp)) != 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_TXN_LSNP(txnp, &rlsnp, &lsnp);
		txn_num = txnp->txnid;
	}

	DB_ASSERT(env, 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)
	    + sizeof(*metalsn)
	    + sizeof(u_int32_t);
	if (CRYPTO_ON(env)) {
		npad = env->crypto_handle->adj_size(logrec.size);
		logrec.size += npad;
	}

	if (is_durable || txnp == NULL) {
		if ((ret =
		    __os_malloc(env, logrec.size, &logrec.data)) != 0)
			return (ret);
	} else {
		if ((ret = __os_malloc(env,
		    logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
			return (ret);
#ifdef DIAGNOSTIC
		if ((ret =
		    __os_malloc(env, logrec.size, &logrec.data)) != 0) {
			__os_free(env, 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;

	LOGCOPY_32(env, bp, &rectype);
	bp += sizeof(rectype);

	LOGCOPY_32(env, bp, &txn_num);
	bp += sizeof(txn_num);

	LOGCOPY_FROMLSN(env, bp, lsnp);
	bp += sizeof(DB_LSN);

	LOGCOPY_32(env, bp, &opcode);
	bp += sizeof(opcode);

	uinttmp = (u_int32_t)dbp->log_filename->id;
	LOGCOPY_32(env, bp, &uinttmp);
	bp += sizeof(uinttmp);

	uinttmp = (u_int32_t)old_first;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	uinttmp = (u_int32_t)new_first;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	uinttmp = (u_int32_t)old_cur;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	uinttmp = (u_int32_t)new_cur;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	if (metalsn != NULL) {
		if (txnp != NULL) {
			LOG *lp = env->lg_handle->reginfo.primary;
			if (LOG_COMPARE(metalsn, &lp->lsn) >= 0 && (ret =
			    __log_check_page_lsn(env, dbp, metalsn) != 0))
				return (ret);
		}
		LOGCOPY_FROMLSN(env, bp, metalsn);
	} else
		memset(bp, 0, sizeof(*metalsn));
	bp += sizeof(*metalsn);

	uinttmp = (u_int32_t)meta_pgno;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	DB_ASSERT(env,
	    (u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);

	if (is_durable || txnp == NULL) {
		if ((ret = __log_put(env, rlsnp,(DBT *)&logrec,
		    flags | DB_LOG_NOCOPY)) == 0 && txnp != NULL) {
			*lsnp = *rlsnp;
			if (rlsnp != ret_lsnp)
				 *ret_lsnp = *rlsnp;
		}
	} else {
		ret = 0;
#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;
		LOGCOPY_32(env, logrec.data, &rectype);

		if (!IS_REP_CLIENT(env))
			ret = __log_put(env,
			    rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#endif
		STAILQ_INSERT_HEAD(&txnp->logs, lr, links);
		F_SET((TXN_DETAIL *)txnp->td, TXN_DTL_INMEMORY);
		LSN_NOT_LOGGED(*ret_lsnp);
	}

#ifdef LOG_DIAGNOSTIC
	if (ret != 0)
		(void)__qam_mvptr_print(env,
		    (DBT *)&logrec, ret_lsnp, DB_TXN_PRINT, NULL);
#endif

#ifdef DIAGNOSTIC
	__os_free(env, logrec.data);
#else
	if (is_durable || txnp == NULL)
		__os_free(env, logrec.data);
#endif
	return (ret);
}

/*
 * PUBLIC: int __qam_del_read __P((ENV *, DB **, void *, void *,
 * PUBLIC:     __qam_del_args **));
 */
int
__qam_del_read(env, dbpp, td, recbuf, argpp)
	ENV *env;
	DB **dbpp;
	void *td;
	void *recbuf;
	__qam_del_args **argpp;
{
	__qam_del_args *argp;
	u_int32_t uinttmp;
	u_int8_t *bp;
	int ret;

	if ((ret = __os_malloc(env,
	    sizeof(__qam_del_args) + sizeof(DB_TXN), &argp)) != 0)
		return (ret);
	bp = recbuf;
	argp->txnp = (DB_TXN *)&argp[1];
	memset(argp->txnp, 0, sizeof(DB_TXN));

	argp->txnp->td = td;
	LOGCOPY_32(env, &argp->type, bp);
	bp += sizeof(argp->type);

	LOGCOPY_32(env, &argp->txnp->txnid, bp);
	bp += sizeof(argp->txnp->txnid);

	LOGCOPY_TOLSN(env, &argp->prev_lsn, bp);
	bp += sizeof(DB_LSN);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->fileid = (int32_t)uinttmp;
	bp += sizeof(uinttmp);
	if (dbpp != NULL) {
		*dbpp = NULL;
		ret = __dbreg_id_to_db(
		    env, argp->txnp, dbpp, argp->fileid, 1);
	}

	LOGCOPY_TOLSN(env, &argp->lsn, bp);
	bp += sizeof(DB_LSN);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->pgno = (db_pgno_t)uinttmp;
	bp += sizeof(uinttmp);

	LOGCOPY_32(env, &argp->indx, bp);
	bp += sizeof(argp->indx);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->recno = (db_recno_t)uinttmp;
	bp += sizeof(uinttmp);

	*argpp = argp;
	return (ret);
}

/*
 * PUBLIC: int __qam_del_log __P((DB *, DB_TXN *, DB_LSN *,
 * PUBLIC:     u_int32_t, DB_LSN *, db_pgno_t, u_int32_t, db_recno_t));
 */
int
__qam_del_log(dbp, txnp, ret_lsnp, flags, lsn, pgno, indx, recno)
	DB *dbp;
	DB_TXN *txnp;
	DB_LSN *ret_lsnp;
	u_int32_t flags;
	DB_LSN * lsn;
	db_pgno_t pgno;
	u_int32_t indx;
	db_recno_t recno;
{
	DBT logrec;
	DB_LSN *lsnp, null_lsn, *rlsnp;
	DB_TXNLOGREC *lr;
	ENV *env;
	u_int32_t uinttmp, rectype, txn_num;
	u_int npad;
	u_int8_t *bp;
	int is_durable, ret;

	COMPQUIET(lr, NULL);

	env = dbp->env;
	rlsnp = ret_lsnp;
	rectype = DB___qam_del;
	npad = 0;
	ret = 0;

	if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
	    F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
		if (txnp == NULL)
			return (0);
		is_durable = 0;
	} else
		is_durable = 1;

	if (txnp == NULL) {
		txn_num = 0;
		lsnp = &null_lsn;
		null_lsn.file = null_lsn.offset = 0;
	} else {
		if (TAILQ_FIRST(&txnp->kids) != NULL &&
		    (ret = __txn_activekids(env, rectype, txnp)) != 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_TXN_LSNP(txnp, &rlsnp, &lsnp);
		txn_num = txnp->txnid;
	}

	DB_ASSERT(env, 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(*lsn)
	    + sizeof(u_int32_t)
	    + sizeof(u_int32_t)
	    + sizeof(u_int32_t);
	if (CRYPTO_ON(env)) {
		npad = env->crypto_handle->adj_size(logrec.size);
		logrec.size += npad;
	}

	if (is_durable || txnp == NULL) {
		if ((ret =
		    __os_malloc(env, logrec.size, &logrec.data)) != 0)
			return (ret);
	} else {
		if ((ret = __os_malloc(env,
		    logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
			return (ret);
#ifdef DIAGNOSTIC
		if ((ret =
		    __os_malloc(env, logrec.size, &logrec.data)) != 0) {
			__os_free(env, 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;

	LOGCOPY_32(env, bp, &rectype);
	bp += sizeof(rectype);

	LOGCOPY_32(env, bp, &txn_num);
	bp += sizeof(txn_num);

	LOGCOPY_FROMLSN(env, bp, lsnp);
	bp += sizeof(DB_LSN);

	uinttmp = (u_int32_t)dbp->log_filename->id;
	LOGCOPY_32(env, bp, &uinttmp);
	bp += sizeof(uinttmp);

	if (lsn != NULL) {
		if (txnp != NULL) {
			LOG *lp = env->lg_handle->reginfo.primary;
			if (LOG_COMPARE(lsn, &lp->lsn) >= 0 && (ret =
			    __log_check_page_lsn(env, dbp, lsn) != 0))
				return (ret);
		}
		LOGCOPY_FROMLSN(env, bp, lsn);
	} else
		memset(bp, 0, sizeof(*lsn));
	bp += sizeof(*lsn);

	uinttmp = (u_int32_t)pgno;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	LOGCOPY_32(env, bp, &indx);
	bp += sizeof(indx);

	uinttmp = (u_int32_t)recno;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	DB_ASSERT(env,
	    (u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);

	if (is_durable || txnp == NULL) {
		if ((ret = __log_put(env, rlsnp,(DBT *)&logrec,
		    flags | DB_LOG_NOCOPY)) == 0 && txnp != NULL) {
			*lsnp = *rlsnp;
			if (rlsnp != ret_lsnp)
				 *ret_lsnp = *rlsnp;
		}
	} else {
		ret = 0;
#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;
		LOGCOPY_32(env, logrec.data, &rectype);

		if (!IS_REP_CLIENT(env))
			ret = __log_put(env,
			    rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#endif
		STAILQ_INSERT_HEAD(&txnp->logs, lr, links);
		F_SET((TXN_DETAIL *)txnp->td, TXN_DTL_INMEMORY);
		LSN_NOT_LOGGED(*ret_lsnp);
	}

#ifdef LOG_DIAGNOSTIC
	if (ret != 0)
		(void)__qam_del_print(env,
		    (DBT *)&logrec, ret_lsnp, DB_TXN_PRINT, NULL);
#endif

#ifdef DIAGNOSTIC
	__os_free(env, logrec.data);
#else
	if (is_durable || txnp == NULL)
		__os_free(env, logrec.data);
#endif
	return (ret);
}

/*
 * PUBLIC: int __qam_add_read __P((ENV *, DB **, void *, void *,
 * PUBLIC:     __qam_add_args **));
 */
int
__qam_add_read(env, dbpp, td, recbuf, argpp)
	ENV *env;
	DB **dbpp;
	void *td;
	void *recbuf;
	__qam_add_args **argpp;
{
	__qam_add_args *argp;
	u_int32_t uinttmp;
	u_int8_t *bp;
	int ret;

	if ((ret = __os_malloc(env,
	    sizeof(__qam_add_args) + sizeof(DB_TXN), &argp)) != 0)
		return (ret);
	bp = recbuf;
	argp->txnp = (DB_TXN *)&argp[1];
	memset(argp->txnp, 0, sizeof(DB_TXN));

	argp->txnp->td = td;
	LOGCOPY_32(env, &argp->type, bp);
	bp += sizeof(argp->type);

	LOGCOPY_32(env, &argp->txnp->txnid, bp);
	bp += sizeof(argp->txnp->txnid);

	LOGCOPY_TOLSN(env, &argp->prev_lsn, bp);
	bp += sizeof(DB_LSN);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->fileid = (int32_t)uinttmp;
	bp += sizeof(uinttmp);
	if (dbpp != NULL) {
		*dbpp = NULL;
		ret = __dbreg_id_to_db(
		    env, argp->txnp, dbpp, argp->fileid, 1);
	}

	LOGCOPY_TOLSN(env, &argp->lsn, bp);
	bp += sizeof(DB_LSN);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->pgno = (db_pgno_t)uinttmp;
	bp += sizeof(uinttmp);

	LOGCOPY_32(env, &argp->indx, bp);
	bp += sizeof(argp->indx);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->recno = (db_recno_t)uinttmp;
	bp += sizeof(uinttmp);

	memset(&argp->data, 0, sizeof(argp->data));
	LOGCOPY_32(env,&argp->data.size, bp);
	bp += sizeof(u_int32_t);
	argp->data.data = bp;
	bp += argp->data.size;

	LOGCOPY_32(env, &argp->vflag, bp);
	bp += sizeof(argp->vflag);

	memset(&argp->olddata, 0, sizeof(argp->olddata));
	LOGCOPY_32(env,&argp->olddata.size, bp);
	bp += sizeof(u_int32_t);
	argp->olddata.data = bp;
	bp += argp->olddata.size;

	*argpp = argp;
	return (ret);
}

/*
 * PUBLIC: int __qam_add_log __P((DB *, DB_TXN *, DB_LSN *,
 * PUBLIC:     u_int32_t, DB_LSN *, db_pgno_t, u_int32_t, db_recno_t,
 * PUBLIC:     const DBT *, u_int32_t, const DBT *));
 */
int
__qam_add_log(dbp, txnp, ret_lsnp, flags, lsn, pgno, indx, recno, data,
    vflag, olddata)
	DB *dbp;
	DB_TXN *txnp;
	DB_LSN *ret_lsnp;
	u_int32_t flags;
	DB_LSN * lsn;
	db_pgno_t pgno;
	u_int32_t indx;
	db_recno_t recno;
	const DBT *data;
	u_int32_t vflag;
	const DBT *olddata;
{
	DBT logrec;
	DB_LSN *lsnp, null_lsn, *rlsnp;
	DB_TXNLOGREC *lr;
	ENV *env;
	u_int32_t zero, uinttmp, rectype, txn_num;
	u_int npad;
	u_int8_t *bp;
	int is_durable, ret;

	COMPQUIET(lr, NULL);

	env = dbp->env;
	rlsnp = ret_lsnp;
	rectype = DB___qam_add;
	npad = 0;
	ret = 0;

	if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
	    F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
		if (txnp == NULL)
			return (0);
		is_durable = 0;
	} else
		is_durable = 1;

	if (txnp == NULL) {
		txn_num = 0;
		lsnp = &null_lsn;
		null_lsn.file = null_lsn.offset = 0;
	} else {
		if (TAILQ_FIRST(&txnp->kids) != NULL &&
		    (ret = __txn_activekids(env, rectype, txnp)) != 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_TXN_LSNP(txnp, &rlsnp, &lsnp);
		txn_num = txnp->txnid;
	}

	DB_ASSERT(env, 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(*lsn)
	    + sizeof(u_int32_t)
	    + sizeof(u_int32_t)
	    + sizeof(u_int32_t)
	    + sizeof(u_int32_t) + (data == NULL ? 0 : data->size)
	    + sizeof(u_int32_t)
	    + sizeof(u_int32_t) + (olddata == NULL ? 0 : olddata->size);
	if (CRYPTO_ON(env)) {
		npad = env->crypto_handle->adj_size(logrec.size);
		logrec.size += npad;
	}

	if (is_durable || txnp == NULL) {
		if ((ret =
		    __os_malloc(env, logrec.size, &logrec.data)) != 0)
			return (ret);
	} else {
		if ((ret = __os_malloc(env,
		    logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
			return (ret);
#ifdef DIAGNOSTIC
		if ((ret =
		    __os_malloc(env, logrec.size, &logrec.data)) != 0) {
			__os_free(env, 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;

	LOGCOPY_32(env, bp, &rectype);
	bp += sizeof(rectype);

	LOGCOPY_32(env, bp, &txn_num);
	bp += sizeof(txn_num);

	LOGCOPY_FROMLSN(env, bp, lsnp);
	bp += sizeof(DB_LSN);

	uinttmp = (u_int32_t)dbp->log_filename->id;
	LOGCOPY_32(env, bp, &uinttmp);
	bp += sizeof(uinttmp);

	if (lsn != NULL) {
		if (txnp != NULL) {
			LOG *lp = env->lg_handle->reginfo.primary;
			if (LOG_COMPARE(lsn, &lp->lsn) >= 0 && (ret =
			    __log_check_page_lsn(env, dbp, lsn) != 0))
				return (ret);
		}
		LOGCOPY_FROMLSN(env, bp, lsn);
	} else
		memset(bp, 0, sizeof(*lsn));
	bp += sizeof(*lsn);

	uinttmp = (u_int32_t)pgno;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	LOGCOPY_32(env, bp, &indx);
	bp += sizeof(indx);

	uinttmp = (u_int32_t)recno;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	if (data == NULL) {
		zero = 0;
		LOGCOPY_32(env, bp, &zero);
		bp += sizeof(u_int32_t);
	} else {
		LOGCOPY_32(env, bp, &data->size);
		bp += sizeof(data->size);
		memcpy(bp, data->data, data->size);
		bp += data->size;
	}

	LOGCOPY_32(env, bp, &vflag);
	bp += sizeof(vflag);

	if (olddata == NULL) {
		zero = 0;
		LOGCOPY_32(env, bp, &zero);
		bp += sizeof(u_int32_t);
	} else {
		LOGCOPY_32(env, bp, &olddata->size);
		bp += sizeof(olddata->size);
		memcpy(bp, olddata->data, olddata->size);
		bp += olddata->size;
	}

	DB_ASSERT(env,
	    (u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);

	if (is_durable || txnp == NULL) {
		if ((ret = __log_put(env, rlsnp,(DBT *)&logrec,
		    flags | DB_LOG_NOCOPY)) == 0 && txnp != NULL) {
			*lsnp = *rlsnp;
			if (rlsnp != ret_lsnp)
				 *ret_lsnp = *rlsnp;
		}
	} else {
		ret = 0;
#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;
		LOGCOPY_32(env, logrec.data, &rectype);

		if (!IS_REP_CLIENT(env))
			ret = __log_put(env,
			    rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#endif
		STAILQ_INSERT_HEAD(&txnp->logs, lr, links);
		F_SET((TXN_DETAIL *)txnp->td, TXN_DTL_INMEMORY);
		LSN_NOT_LOGGED(*ret_lsnp);
	}

#ifdef LOG_DIAGNOSTIC
	if (ret != 0)
		(void)__qam_add_print(env,
		    (DBT *)&logrec, ret_lsnp, DB_TXN_PRINT, NULL);
#endif

#ifdef DIAGNOSTIC
	__os_free(env, logrec.data);
#else
	if (is_durable || txnp == NULL)
		__os_free(env, logrec.data);
#endif
	return (ret);
}

/*
 * PUBLIC: int __qam_delext_read __P((ENV *, DB **, void *, void *,
 * PUBLIC:     __qam_delext_args **));
 */
int
__qam_delext_read(env, dbpp, td, recbuf, argpp)
	ENV *env;
	DB **dbpp;
	void *td;
	void *recbuf;
	__qam_delext_args **argpp;
{
	__qam_delext_args *argp;
	u_int32_t uinttmp;
	u_int8_t *bp;
	int ret;

	if ((ret = __os_malloc(env,
	    sizeof(__qam_delext_args) + sizeof(DB_TXN), &argp)) != 0)
		return (ret);
	bp = recbuf;
	argp->txnp = (DB_TXN *)&argp[1];
	memset(argp->txnp, 0, sizeof(DB_TXN));

	argp->txnp->td = td;
	LOGCOPY_32(env, &argp->type, bp);
	bp += sizeof(argp->type);

	LOGCOPY_32(env, &argp->txnp->txnid, bp);
	bp += sizeof(argp->txnp->txnid);

	LOGCOPY_TOLSN(env, &argp->prev_lsn, bp);
	bp += sizeof(DB_LSN);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->fileid = (int32_t)uinttmp;
	bp += sizeof(uinttmp);
	if (dbpp != NULL) {
		*dbpp = NULL;
		ret = __dbreg_id_to_db(
		    env, argp->txnp, dbpp, argp->fileid, 1);
	}

	LOGCOPY_TOLSN(env, &argp->lsn, bp);
	bp += sizeof(DB_LSN);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->pgno = (db_pgno_t)uinttmp;
	bp += sizeof(uinttmp);

	LOGCOPY_32(env, &argp->indx, bp);
	bp += sizeof(argp->indx);

	LOGCOPY_32(env, &uinttmp, bp);
	argp->recno = (db_recno_t)uinttmp;
	bp += sizeof(uinttmp);

	memset(&argp->data, 0, sizeof(argp->data));
	LOGCOPY_32(env,&argp->data.size, bp);
	bp += sizeof(u_int32_t);
	argp->data.data = bp;
	bp += argp->data.size;

	*argpp = argp;
	return (ret);
}

/*
 * PUBLIC: int __qam_delext_log __P((DB *, DB_TXN *, DB_LSN *,
 * PUBLIC:     u_int32_t, DB_LSN *, db_pgno_t, u_int32_t, db_recno_t,
 * PUBLIC:     const DBT *));
 */
int
__qam_delext_log(dbp, txnp, ret_lsnp, flags, lsn, pgno, indx, recno, data)
	DB *dbp;
	DB_TXN *txnp;
	DB_LSN *ret_lsnp;
	u_int32_t flags;
	DB_LSN * lsn;
	db_pgno_t pgno;
	u_int32_t indx;
	db_recno_t recno;
	const DBT *data;
{
	DBT logrec;
	DB_LSN *lsnp, null_lsn, *rlsnp;
	DB_TXNLOGREC *lr;
	ENV *env;
	u_int32_t zero, uinttmp, rectype, txn_num;
	u_int npad;
	u_int8_t *bp;
	int is_durable, ret;

	COMPQUIET(lr, NULL);

	env = dbp->env;
	rlsnp = ret_lsnp;
	rectype = DB___qam_delext;
	npad = 0;
	ret = 0;

	if (LF_ISSET(DB_LOG_NOT_DURABLE) ||
	    F_ISSET(dbp, DB_AM_NOT_DURABLE)) {
		if (txnp == NULL)
			return (0);
		is_durable = 0;
	} else
		is_durable = 1;

	if (txnp == NULL) {
		txn_num = 0;
		lsnp = &null_lsn;
		null_lsn.file = null_lsn.offset = 0;
	} else {
		if (TAILQ_FIRST(&txnp->kids) != NULL &&
		    (ret = __txn_activekids(env, rectype, txnp)) != 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_TXN_LSNP(txnp, &rlsnp, &lsnp);
		txn_num = txnp->txnid;
	}

	DB_ASSERT(env, 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(*lsn)
	    + sizeof(u_int32_t)
	    + sizeof(u_int32_t)
	    + sizeof(u_int32_t)
	    + sizeof(u_int32_t) + (data == NULL ? 0 : data->size);
	if (CRYPTO_ON(env)) {
		npad = env->crypto_handle->adj_size(logrec.size);
		logrec.size += npad;
	}

	if (is_durable || txnp == NULL) {
		if ((ret =
		    __os_malloc(env, logrec.size, &logrec.data)) != 0)
			return (ret);
	} else {
		if ((ret = __os_malloc(env,
		    logrec.size + sizeof(DB_TXNLOGREC), &lr)) != 0)
			return (ret);
#ifdef DIAGNOSTIC
		if ((ret =
		    __os_malloc(env, logrec.size, &logrec.data)) != 0) {
			__os_free(env, 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;

	LOGCOPY_32(env, bp, &rectype);
	bp += sizeof(rectype);

	LOGCOPY_32(env, bp, &txn_num);
	bp += sizeof(txn_num);

	LOGCOPY_FROMLSN(env, bp, lsnp);
	bp += sizeof(DB_LSN);

	uinttmp = (u_int32_t)dbp->log_filename->id;
	LOGCOPY_32(env, bp, &uinttmp);
	bp += sizeof(uinttmp);

	if (lsn != NULL) {
		if (txnp != NULL) {
			LOG *lp = env->lg_handle->reginfo.primary;
			if (LOG_COMPARE(lsn, &lp->lsn) >= 0 && (ret =
			    __log_check_page_lsn(env, dbp, lsn) != 0))
				return (ret);
		}
		LOGCOPY_FROMLSN(env, bp, lsn);
	} else
		memset(bp, 0, sizeof(*lsn));
	bp += sizeof(*lsn);

	uinttmp = (u_int32_t)pgno;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	LOGCOPY_32(env, bp, &indx);
	bp += sizeof(indx);

	uinttmp = (u_int32_t)recno;
	LOGCOPY_32(env,bp, &uinttmp);
	bp += sizeof(uinttmp);

	if (data == NULL) {
		zero = 0;
		LOGCOPY_32(env, bp, &zero);
		bp += sizeof(u_int32_t);
	} else {
		LOGCOPY_32(env, bp, &data->size);
		bp += sizeof(data->size);
		memcpy(bp, data->data, data->size);
		bp += data->size;
	}

	DB_ASSERT(env,
	    (u_int32_t)(bp - (u_int8_t *)logrec.data) <= logrec.size);

	if (is_durable || txnp == NULL) {
		if ((ret = __log_put(env, rlsnp,(DBT *)&logrec,
		    flags | DB_LOG_NOCOPY)) == 0 && txnp != NULL) {
			*lsnp = *rlsnp;
			if (rlsnp != ret_lsnp)
				 *ret_lsnp = *rlsnp;
		}
	} else {
		ret = 0;
#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;
		LOGCOPY_32(env, logrec.data, &rectype);

		if (!IS_REP_CLIENT(env))
			ret = __log_put(env,
			    rlsnp, (DBT *)&logrec, flags | DB_LOG_NOCOPY);
#endif
		STAILQ_INSERT_HEAD(&txnp->logs, lr, links);
		F_SET((TXN_DETAIL *)txnp->td, TXN_DTL_INMEMORY);
		LSN_NOT_LOGGED(*ret_lsnp);
	}

#ifdef LOG_DIAGNOSTIC
	if (ret != 0)
		(void)__qam_delext_print(env,
		    (DBT *)&logrec, ret_lsnp, DB_TXN_PRINT, NULL);
#endif

#ifdef DIAGNOSTIC
	__os_free(env, logrec.data);
#else
	if (is_durable || txnp == NULL)
		__os_free(env, logrec.data);
#endif
	return (ret);
}

/*
 * PUBLIC: int __qam_init_recover __P((ENV *, DB_DISTAB *));
 */
int
__qam_init_recover(env, dtabp)
	ENV *env;
	DB_DISTAB *dtabp;
{
	int ret;

	if ((ret = __db_add_recovery_int(env, dtabp,
	    __qam_incfirst_recover, DB___qam_incfirst)) != 0)
		return (ret);
	if ((ret = __db_add_recovery_int(env, dtabp,
	    __qam_mvptr_recover, DB___qam_mvptr)) != 0)
		return (ret);
	if ((ret = __db_add_recovery_int(env, dtabp,
	    __qam_del_recover, DB___qam_del)) != 0)
		return (ret);
	if ((ret = __db_add_recovery_int(env, dtabp,
	    __qam_add_recover, DB___qam_add)) != 0)
		return (ret);
	if ((ret = __db_add_recovery_int(env, dtabp,
	    __qam_delext_recover, DB___qam_delext)) != 0)
		return (ret);
	return (0);
}