/* 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/lock.h" #include "dbinc/log.h" #include "dbinc/txn.h" /* * PUBLIC: int __txn_regop_42_read __P((ENV *, void *, * PUBLIC: __txn_regop_42_args **)); */ int __txn_regop_42_read(env, recbuf, argpp) ENV *env; void *recbuf; __txn_regop_42_args **argpp; { __txn_regop_42_args *argp; u_int32_t uinttmp; u_int8_t *bp; int ret; if ((ret = __os_malloc(env, sizeof(__txn_regop_42_args) + sizeof(DB_TXN), &argp)) != 0) return (ret); bp = recbuf; argp->txnp = (DB_TXN *)&argp[1]; memset(argp->txnp, 0, sizeof(DB_TXN)); 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->timestamp = (int32_t)uinttmp; bp += sizeof(uinttmp); memset(&argp->locks, 0, sizeof(argp->locks)); LOGCOPY_32(env,&argp->locks.size, bp); bp += sizeof(u_int32_t); argp->locks.data = bp; bp += argp->locks.size; *argpp = argp; return (ret); } /* * PUBLIC: int __txn_regop_read __P((ENV *, void *, __txn_regop_args **)); */ int __txn_regop_read(env, recbuf, argpp) ENV *env; void *recbuf; __txn_regop_args **argpp; { __txn_regop_args *argp; u_int32_t uinttmp; u_int8_t *bp; int ret; if ((ret = __os_malloc(env, sizeof(__txn_regop_args) + sizeof(DB_TXN), &argp)) != 0) return (ret); bp = recbuf; argp->txnp = (DB_TXN *)&argp[1]; memset(argp->txnp, 0, sizeof(DB_TXN)); 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->timestamp = (int32_t)uinttmp; bp += sizeof(uinttmp); LOGCOPY_32(env, &argp->envid, bp); bp += sizeof(argp->envid); memset(&argp->locks, 0, sizeof(argp->locks)); LOGCOPY_32(env,&argp->locks.size, bp); bp += sizeof(u_int32_t); argp->locks.data = bp; bp += argp->locks.size; *argpp = argp; return (ret); } /* * PUBLIC: int __txn_regop_log __P((ENV *, DB_TXN *, DB_LSN *, * PUBLIC: u_int32_t, u_int32_t, int32_t, u_int32_t, const DBT *)); */ int __txn_regop_log(env, txnp, ret_lsnp, flags, opcode, timestamp, envid, locks) ENV *env; DB_TXN *txnp; DB_LSN *ret_lsnp; u_int32_t flags; u_int32_t opcode; int32_t timestamp; u_int32_t envid; const DBT *locks; { DBT logrec; DB_LSN *lsnp, null_lsn, *rlsnp; DB_TXNLOGREC *lr; u_int32_t zero, uinttmp, rectype, txn_num; u_int npad; u_int8_t *bp; int is_durable, ret; COMPQUIET(lr, NULL); rlsnp = ret_lsnp; rectype = DB___txn_regop; npad = 0; ret = 0; if (LF_ISSET(DB_LOG_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; } 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) + (locks == NULL ? 0 : locks->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); LOGCOPY_32(env, bp, &opcode); bp += sizeof(opcode); uinttmp = (u_int32_t)timestamp; LOGCOPY_32(env,bp, &uinttmp); bp += sizeof(uinttmp); LOGCOPY_32(env, bp, &envid); bp += sizeof(envid); if (locks == NULL) { zero = 0; LOGCOPY_32(env, bp, &zero); bp += sizeof(u_int32_t); } else { LOGCOPY_32(env, bp, &locks->size); bp += sizeof(locks->size); memcpy(bp, locks->data, locks->size); bp += locks->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)__txn_regop_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 __txn_ckp_42_read __P((ENV *, void *, __txn_ckp_42_args **)); */ int __txn_ckp_42_read(env, recbuf, argpp) ENV *env; void *recbuf; __txn_ckp_42_args **argpp; { __txn_ckp_42_args *argp; u_int32_t uinttmp; u_int8_t *bp; int ret; if ((ret = __os_malloc(env, sizeof(__txn_ckp_42_args) + sizeof(DB_TXN), &argp)) != 0) return (ret); bp = recbuf; argp->txnp = (DB_TXN *)&argp[1]; memset(argp->txnp, 0, sizeof(DB_TXN)); 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_TOLSN(env, &argp->ckp_lsn, bp); bp += sizeof(DB_LSN); LOGCOPY_TOLSN(env, &argp->last_ckp, bp); bp += sizeof(DB_LSN); LOGCOPY_32(env, &uinttmp, bp); argp->timestamp = (int32_t)uinttmp; bp += sizeof(uinttmp); LOGCOPY_32(env, &argp->rep_gen, bp); bp += sizeof(argp->rep_gen); *argpp = argp; return (ret); } /* * PUBLIC: int __txn_ckp_read __P((ENV *, void *, __txn_ckp_args **)); */ int __txn_ckp_read(env, recbuf, argpp) ENV *env; void *recbuf; __txn_ckp_args **argpp; { __txn_ckp_args *argp; u_int32_t uinttmp; u_int8_t *bp; int ret; if ((ret = __os_malloc(env, sizeof(__txn_ckp_args) + sizeof(DB_TXN), &argp)) != 0) return (ret); bp = recbuf; argp->txnp = (DB_TXN *)&argp[1]; memset(argp->txnp, 0, sizeof(DB_TXN)); 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_TOLSN(env, &argp->ckp_lsn, bp); bp += sizeof(DB_LSN); LOGCOPY_TOLSN(env, &argp->last_ckp, bp); bp += sizeof(DB_LSN); LOGCOPY_32(env, &uinttmp, bp); argp->timestamp = (int32_t)uinttmp; bp += sizeof(uinttmp); LOGCOPY_32(env, &argp->envid, bp); bp += sizeof(argp->envid); LOGCOPY_32(env, &argp->spare, bp); bp += sizeof(argp->spare); *argpp = argp; return (ret); } /* * PUBLIC: int __txn_ckp_log __P((ENV *, DB_TXN *, DB_LSN *, * PUBLIC: u_int32_t, DB_LSN *, DB_LSN *, int32_t, u_int32_t, u_int32_t)); */ int __txn_ckp_log(env, txnp, ret_lsnp, flags, ckp_lsn, last_ckp, timestamp, envid, spare) ENV *env; DB_TXN *txnp; DB_LSN *ret_lsnp; u_int32_t flags; DB_LSN * ckp_lsn; DB_LSN * last_ckp; int32_t timestamp; u_int32_t envid; u_int32_t spare; { DBT logrec; DB_LSN *lsnp, null_lsn, *rlsnp; DB_TXNLOGREC *lr; u_int32_t uinttmp, rectype, txn_num; u_int npad; u_int8_t *bp; int is_durable, ret; COMPQUIET(lr, NULL); rlsnp = ret_lsnp; rectype = DB___txn_ckp; npad = 0; ret = 0; if (LF_ISSET(DB_LOG_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; } logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN) + sizeof(*ckp_lsn) + sizeof(*last_ckp) + 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); if (ckp_lsn != NULL) LOGCOPY_FROMLSN(env, bp, ckp_lsn); else memset(bp, 0, sizeof(*ckp_lsn)); bp += sizeof(*ckp_lsn); if (last_ckp != NULL) LOGCOPY_FROMLSN(env, bp, last_ckp); else memset(bp, 0, sizeof(*last_ckp)); bp += sizeof(*last_ckp); uinttmp = (u_int32_t)timestamp; LOGCOPY_32(env,bp, &uinttmp); bp += sizeof(uinttmp); LOGCOPY_32(env, bp, &envid); bp += sizeof(envid); LOGCOPY_32(env, bp, &spare); bp += sizeof(spare); 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)__txn_ckp_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 __txn_child_read __P((ENV *, void *, __txn_child_args **)); */ int __txn_child_read(env, recbuf, argpp) ENV *env; void *recbuf; __txn_child_args **argpp; { __txn_child_args *argp; u_int8_t *bp; int ret; if ((ret = __os_malloc(env, sizeof(__txn_child_args) + sizeof(DB_TXN), &argp)) != 0) return (ret); bp = recbuf; argp->txnp = (DB_TXN *)&argp[1]; memset(argp->txnp, 0, sizeof(DB_TXN)); 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->child, bp); bp += sizeof(argp->child); LOGCOPY_TOLSN(env, &argp->c_lsn, bp); bp += sizeof(DB_LSN); *argpp = argp; return (ret); } /* * PUBLIC: int __txn_child_log __P((ENV *, DB_TXN *, DB_LSN *, * PUBLIC: u_int32_t, u_int32_t, DB_LSN *)); */ int __txn_child_log(env, txnp, ret_lsnp, flags, child, c_lsn) ENV *env; DB_TXN *txnp; DB_LSN *ret_lsnp; u_int32_t flags; u_int32_t child; DB_LSN * c_lsn; { DBT logrec; DB_LSN *lsnp, null_lsn, *rlsnp; DB_TXNLOGREC *lr; u_int32_t rectype, txn_num; u_int npad; u_int8_t *bp; int is_durable, ret; COMPQUIET(lr, NULL); rlsnp = ret_lsnp; rectype = DB___txn_child; npad = 0; ret = 0; if (LF_ISSET(DB_LOG_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; } logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN) + sizeof(u_int32_t) + sizeof(*c_lsn); 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, &child); bp += sizeof(child); if (c_lsn != NULL) LOGCOPY_FROMLSN(env, bp, c_lsn); else memset(bp, 0, sizeof(*c_lsn)); bp += sizeof(*c_lsn); 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)__txn_child_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 __txn_xa_regop_42_read __P((ENV *, void *, * PUBLIC: __txn_xa_regop_42_args **)); */ int __txn_xa_regop_42_read(env, recbuf, argpp) ENV *env; void *recbuf; __txn_xa_regop_42_args **argpp; { __txn_xa_regop_42_args *argp; u_int32_t uinttmp; u_int8_t *bp; int ret; if ((ret = __os_malloc(env, sizeof(__txn_xa_regop_42_args) + sizeof(DB_TXN), &argp)) != 0) return (ret); bp = recbuf; argp->txnp = (DB_TXN *)&argp[1]; memset(argp->txnp, 0, sizeof(DB_TXN)); 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); memset(&argp->xid, 0, sizeof(argp->xid)); LOGCOPY_32(env,&argp->xid.size, bp); bp += sizeof(u_int32_t); argp->xid.data = bp; bp += argp->xid.size; LOGCOPY_32(env, &uinttmp, bp); argp->formatID = (int32_t)uinttmp; bp += sizeof(uinttmp); LOGCOPY_32(env, &argp->gtrid, bp); bp += sizeof(argp->gtrid); LOGCOPY_32(env, &argp->bqual, bp); bp += sizeof(argp->bqual); LOGCOPY_TOLSN(env, &argp->begin_lsn, bp); bp += sizeof(DB_LSN); memset(&argp->locks, 0, sizeof(argp->locks)); LOGCOPY_32(env,&argp->locks.size, bp); bp += sizeof(u_int32_t); argp->locks.data = bp; bp += argp->locks.size; *argpp = argp; return (ret); } /* * PUBLIC: int __txn_prepare_read __P((ENV *, void *, __txn_prepare_args **)); */ int __txn_prepare_read(env, recbuf, argpp) ENV *env; void *recbuf; __txn_prepare_args **argpp; { __txn_prepare_args *argp; u_int8_t *bp; int ret; if ((ret = __os_malloc(env, sizeof(__txn_prepare_args) + sizeof(DB_TXN), &argp)) != 0) return (ret); bp = recbuf; argp->txnp = (DB_TXN *)&argp[1]; memset(argp->txnp, 0, sizeof(DB_TXN)); 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); memset(&argp->gid, 0, sizeof(argp->gid)); LOGCOPY_32(env,&argp->gid.size, bp); bp += sizeof(u_int32_t); argp->gid.data = bp; bp += argp->gid.size; LOGCOPY_TOLSN(env, &argp->begin_lsn, bp); bp += sizeof(DB_LSN); memset(&argp->locks, 0, sizeof(argp->locks)); LOGCOPY_32(env,&argp->locks.size, bp); bp += sizeof(u_int32_t); argp->locks.data = bp; bp += argp->locks.size; *argpp = argp; return (ret); } /* * PUBLIC: int __txn_prepare_log __P((ENV *, DB_TXN *, DB_LSN *, * PUBLIC: u_int32_t, u_int32_t, const DBT *, DB_LSN *, const DBT *)); */ int __txn_prepare_log(env, txnp, ret_lsnp, flags, opcode, gid, begin_lsn, locks) ENV *env; DB_TXN *txnp; DB_LSN *ret_lsnp; u_int32_t flags; u_int32_t opcode; const DBT *gid; DB_LSN * begin_lsn; const DBT *locks; { DBT logrec; DB_LSN *lsnp, null_lsn, *rlsnp; DB_TXNLOGREC *lr; u_int32_t zero, rectype, txn_num; u_int npad; u_int8_t *bp; int is_durable, ret; COMPQUIET(lr, NULL); rlsnp = ret_lsnp; rectype = DB___txn_prepare; npad = 0; ret = 0; if (LF_ISSET(DB_LOG_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; } logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN) + sizeof(u_int32_t) + sizeof(u_int32_t) + (gid == NULL ? 0 : gid->size) + sizeof(*begin_lsn) + sizeof(u_int32_t) + (locks == NULL ? 0 : locks->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); LOGCOPY_32(env, bp, &opcode); bp += sizeof(opcode); if (gid == NULL) { zero = 0; LOGCOPY_32(env, bp, &zero); bp += sizeof(u_int32_t); } else { LOGCOPY_32(env, bp, &gid->size); bp += sizeof(gid->size); memcpy(bp, gid->data, gid->size); bp += gid->size; } if (begin_lsn != NULL) LOGCOPY_FROMLSN(env, bp, begin_lsn); else memset(bp, 0, sizeof(*begin_lsn)); bp += sizeof(*begin_lsn); if (locks == NULL) { zero = 0; LOGCOPY_32(env, bp, &zero); bp += sizeof(u_int32_t); } else { LOGCOPY_32(env, bp, &locks->size); bp += sizeof(locks->size); memcpy(bp, locks->data, locks->size); bp += locks->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)__txn_prepare_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 __txn_recycle_read __P((ENV *, void *, __txn_recycle_args **)); */ int __txn_recycle_read(env, recbuf, argpp) ENV *env; void *recbuf; __txn_recycle_args **argpp; { __txn_recycle_args *argp; u_int8_t *bp; int ret; if ((ret = __os_malloc(env, sizeof(__txn_recycle_args) + sizeof(DB_TXN), &argp)) != 0) return (ret); bp = recbuf; argp->txnp = (DB_TXN *)&argp[1]; memset(argp->txnp, 0, sizeof(DB_TXN)); 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->min, bp); bp += sizeof(argp->min); LOGCOPY_32(env, &argp->max, bp); bp += sizeof(argp->max); *argpp = argp; return (ret); } /* * PUBLIC: int __txn_recycle_log __P((ENV *, DB_TXN *, DB_LSN *, * PUBLIC: u_int32_t, u_int32_t, u_int32_t)); */ int __txn_recycle_log(env, txnp, ret_lsnp, flags, min, max) ENV *env; DB_TXN *txnp; DB_LSN *ret_lsnp; u_int32_t flags; u_int32_t min; u_int32_t max; { DBT logrec; DB_LSN *lsnp, null_lsn, *rlsnp; DB_TXNLOGREC *lr; u_int32_t rectype, txn_num; u_int npad; u_int8_t *bp; int is_durable, ret; COMPQUIET(lr, NULL); rlsnp = ret_lsnp; rectype = DB___txn_recycle; npad = 0; ret = 0; if (LF_ISSET(DB_LOG_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; } logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN) + 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); LOGCOPY_32(env, bp, &min); bp += sizeof(min); LOGCOPY_32(env, bp, &max); bp += sizeof(max); 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)__txn_recycle_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 __txn_init_recover __P((ENV *, DB_DISTAB *)); */ int __txn_init_recover(env, dtabp) ENV *env; DB_DISTAB *dtabp; { int ret; if ((ret = __db_add_recovery_int(env, dtabp, __txn_regop_recover, DB___txn_regop)) != 0) return (ret); if ((ret = __db_add_recovery_int(env, dtabp, __txn_ckp_recover, DB___txn_ckp)) != 0) return (ret); if ((ret = __db_add_recovery_int(env, dtabp, __txn_child_recover, DB___txn_child)) != 0) return (ret); if ((ret = __db_add_recovery_int(env, dtabp, __txn_prepare_recover, DB___txn_prepare)) != 0) return (ret); if ((ret = __db_add_recovery_int(env, dtabp, __txn_recycle_recover, DB___txn_recycle)) != 0) return (ret); return (0); }