Viewing file:  ex_apprec_auto.c (3.07 KB) -rw-r--r--
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/* Do not edit: automatically built by gen_rec.awk. */
#include "db_config.h"
#include <ctype.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <db.h>
#include "ex_apprec.h"
/*
* PUBLIC: int ex_apprec_mkdir_log __P((DB_ENV *, DB_TXN *, DB_LSN *,
* PUBLIC: u_int32_t, const DBT *));
*/
int
ex_apprec_mkdir_log(dbenv, txnid, ret_lsnp, flags,
dirname)
DB_ENV *dbenv;
DB_TXN *txnid;
DB_LSN *ret_lsnp;
u_int32_t flags;
const DBT *dirname;
{
DBT logrec;
DB_LSN *lsnp, null_lsn, *rlsnp;
u_int32_t zero, rectype, txn_num;
u_int npad;
u_int8_t *bp;
int ret;
rectype = DB_ex_apprec_mkdir;
npad = 0;
rlsnp = ret_lsnp;
ret = 0;
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) + (dirname == NULL ? 0 : dirname->size);
if ((logrec.data = malloc(logrec.size)) == NULL)
return (ENOMEM);
bp = logrec.data;
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 (dirname == NULL) {
zero = 0;
memcpy(bp, &zero, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
} else {
memcpy(bp, &dirname->size, sizeof(dirname->size));
bp += sizeof(dirname->size);
memcpy(bp, dirname->data, dirname->size);
bp += dirname->size;
}
if ((ret = dbenv->log_put(dbenv, rlsnp, (DBT *)&logrec,
flags | DB_LOG_NOCOPY)) == 0 && txnid != NULL) {
txnid->last_lsn = *rlsnp;
if (rlsnp != ret_lsnp)
*ret_lsnp = *rlsnp;
}
#ifdef LOG_DIAGNOSTIC
if (ret != 0)
(void)ex_apprec_mkdir_print(dbenv,
(DBT *)&logrec, ret_lsnp, NULL, NULL);
#endif
free(logrec.data);
return (ret);
}
/*
* PUBLIC: int ex_apprec_mkdir_read __P((DB_ENV *, void *,
* PUBLIC: ex_apprec_mkdir_args **));
*/
int
ex_apprec_mkdir_read(dbenv, recbuf, argpp)
DB_ENV *dbenv;
void *recbuf;
ex_apprec_mkdir_args **argpp;
{
ex_apprec_mkdir_args *argp;
u_int8_t *bp;
/* Keep the compiler quiet. */
dbenv = NULL;
if ((argp = malloc(sizeof(ex_apprec_mkdir_args) + sizeof(DB_TXN))) == NULL)
return (ENOMEM);
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->dirname, 0, sizeof(argp->dirname));
memcpy(&argp->dirname.size, bp, sizeof(u_int32_t));
bp += sizeof(u_int32_t);
argp->dirname.data = bp;
bp += argp->dirname.size;
*argpp = argp;
return (0);
}
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