diff options
Diffstat (limited to 'db2/txn/txn_auto.c')
| -rw-r--r-- | db2/txn/txn_auto.c | 308 |
1 files changed, 308 insertions, 0 deletions
diff --git a/db2/txn/txn_auto.c b/db2/txn/txn_auto.c new file mode 100644 index 0000000000..c7f277ed0f --- /dev/null +++ b/db2/txn/txn_auto.c @@ -0,0 +1,308 @@ +/* Do not edit: automatically built by dist/db_gen.sh. */ +#include "config.h" + +#ifndef NO_SYSTEM_INCLUDES +#include <ctype.h> +#include <errno.h> +#include <stddef.h> +#include <stdlib.h> +#include <string.h> +#endif + +#include "db_int.h" +#include "shqueue.h" +#include "db_page.h" +#include "db_dispatch.h" +#include "txn.h" +#include "db_am.h" +#include "common_ext.h" + +/* + * PUBLIC: int __txn_regop_log + * PUBLIC: __P((DB_LOG *, DB_TXN *, DB_LSN *, u_int32_t, + * PUBLIC: u_int32_t)); + */ +int __txn_regop_log(logp, txnid, ret_lsnp, flags, + opcode) + DB_LOG *logp; + DB_TXN *txnid; + DB_LSN *ret_lsnp; + u_int32_t flags; + u_int32_t opcode; +{ + DBT logrec; + DB_LSN *lsnp, null_lsn; + u_int32_t rectype, txn_num; + int ret; + u_int8_t *bp; + + rectype = DB_txn_regop; + txn_num = txnid == NULL ? 0 : txnid->txnid; + if (txnid == NULL) { + null_lsn.file = 0; + null_lsn.offset = 0; + lsnp = &null_lsn; + } else + lsnp = &txnid->last_lsn; + logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN) + + sizeof(opcode); + if ((logrec.data = (void *)malloc(logrec.size)) == NULL) + return (ENOMEM); + + 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); + memcpy(bp, &opcode, sizeof(opcode)); + bp += sizeof(opcode); +#ifdef DEBUG + if ((u_int32_t)(bp - (u_int8_t *)logrec.data) != logrec.size) + fprintf(stderr, "Error in log record length"); +#endif + ret = log_put(logp, ret_lsnp, (DBT *)&logrec, flags); + if (txnid != NULL) + txnid->last_lsn = *ret_lsnp; + free(logrec.data); + return (ret); +} + +/* + * PUBLIC: int __txn_regop_print + * PUBLIC: __P((DB_LOG *, DBT *, DB_LSN *, int, void *)); + */ + +int +__txn_regop_print(notused1, dbtp, lsnp, notused3, notused4) + DB_LOG *notused1; + DBT *dbtp; + DB_LSN *lsnp; + int notused3; + void *notused4; +{ + __txn_regop_args *argp; + u_int32_t i; + int c, ret; + + i = 0; + c = 0; + notused1 = NULL; + notused3 = 0; + notused4 = NULL; + + if((ret = __txn_regop_read(dbtp->data, &argp)) != 0) + return (ret); + printf("[%lu][%lu]txn_regop: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", + (u_long)lsnp->file, + (u_long)lsnp->offset, + (u_long)argp->type, + (u_long)argp->txnid->txnid, + (u_long)argp->prev_lsn.file, + (u_long)argp->prev_lsn.offset); + printf("\topcode: %lu\n", (u_long)argp->opcode); + printf("\n"); + free(argp); + return (0); +} + +/* + * PUBLIC: int __txn_regop_read __P((void *, __txn_regop_args **)); + */ +int +__txn_regop_read(recbuf, argpp) + void *recbuf; + __txn_regop_args **argpp; +{ + __txn_regop_args *argp; + u_int8_t *bp; + + argp = (__txn_regop_args *)malloc(sizeof(__txn_regop_args) + + sizeof(DB_TXN)); + if (argp == NULL) + return (ENOMEM); + argp->txnid = (DB_TXN *)&argp[1]; + bp = recbuf; + 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(&argp->opcode, bp, sizeof(argp->opcode)); + bp += sizeof(argp->opcode); + *argpp = argp; + return (0); +} + +/* + * PUBLIC: int __txn_ckp_log + * PUBLIC: __P((DB_LOG *, DB_TXN *, DB_LSN *, u_int32_t, + * PUBLIC: DB_LSN *, DB_LSN *)); + */ +int __txn_ckp_log(logp, txnid, ret_lsnp, flags, + ckp_lsn, last_ckp) + DB_LOG *logp; + DB_TXN *txnid; + DB_LSN *ret_lsnp; + u_int32_t flags; + DB_LSN * ckp_lsn; + DB_LSN * last_ckp; +{ + DBT logrec; + DB_LSN *lsnp, null_lsn; + u_int32_t rectype, txn_num; + int ret; + u_int8_t *bp; + + rectype = DB_txn_ckp; + txn_num = txnid == NULL ? 0 : txnid->txnid; + if (txnid == NULL) { + null_lsn.file = 0; + null_lsn.offset = 0; + lsnp = &null_lsn; + } else + lsnp = &txnid->last_lsn; + logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN) + + sizeof(*ckp_lsn) + + sizeof(*last_ckp); + if ((logrec.data = (void *)malloc(logrec.size)) == NULL) + return (ENOMEM); + + 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 (ckp_lsn != NULL) + memcpy(bp, ckp_lsn, sizeof(*ckp_lsn)); + else + memset(bp, 0, sizeof(*ckp_lsn)); + bp += sizeof(*ckp_lsn); + if (last_ckp != NULL) + memcpy(bp, last_ckp, sizeof(*last_ckp)); + else + memset(bp, 0, sizeof(*last_ckp)); + bp += sizeof(*last_ckp); +#ifdef DEBUG + if ((u_int32_t)(bp - (u_int8_t *)logrec.data) != logrec.size) + fprintf(stderr, "Error in log record length"); +#endif + ret = log_put(logp, ret_lsnp, (DBT *)&logrec, flags); + if (txnid != NULL) + txnid->last_lsn = *ret_lsnp; + free(logrec.data); + return (ret); +} + +/* + * PUBLIC: int __txn_ckp_print + * PUBLIC: __P((DB_LOG *, DBT *, DB_LSN *, int, void *)); + */ + +int +__txn_ckp_print(notused1, dbtp, lsnp, notused3, notused4) + DB_LOG *notused1; + DBT *dbtp; + DB_LSN *lsnp; + int notused3; + void *notused4; +{ + __txn_ckp_args *argp; + u_int32_t i; + int c, ret; + + i = 0; + c = 0; + notused1 = NULL; + notused3 = 0; + notused4 = NULL; + + if((ret = __txn_ckp_read(dbtp->data, &argp)) != 0) + return (ret); + printf("[%lu][%lu]txn_ckp: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", + (u_long)lsnp->file, + (u_long)lsnp->offset, + (u_long)argp->type, + (u_long)argp->txnid->txnid, + (u_long)argp->prev_lsn.file, + (u_long)argp->prev_lsn.offset); + printf("\tckp_lsn: [%lu][%lu]\n", + (u_long)argp->ckp_lsn.file, (u_long)argp->ckp_lsn.offset); + printf("\tlast_ckp: [%lu][%lu]\n", + (u_long)argp->last_ckp.file, (u_long)argp->last_ckp.offset); + printf("\n"); + free(argp); + return (0); +} + +/* + * PUBLIC: int __txn_ckp_read __P((void *, __txn_ckp_args **)); + */ +int +__txn_ckp_read(recbuf, argpp) + void *recbuf; + __txn_ckp_args **argpp; +{ + __txn_ckp_args *argp; + u_int8_t *bp; + + argp = (__txn_ckp_args *)malloc(sizeof(__txn_ckp_args) + + sizeof(DB_TXN)); + if (argp == NULL) + return (ENOMEM); + argp->txnid = (DB_TXN *)&argp[1]; + bp = recbuf; + 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(&argp->ckp_lsn, bp, sizeof(argp->ckp_lsn)); + bp += sizeof(argp->ckp_lsn); + memcpy(&argp->last_ckp, bp, sizeof(argp->last_ckp)); + bp += sizeof(argp->last_ckp); + *argpp = argp; + return (0); +} + +/* + * PUBLIC: int __txn_init_print __P((DB_ENV *)); + */ +int +__txn_init_print(dbenv) + DB_ENV *dbenv; +{ + int ret; + + if ((ret = __db_add_recovery(dbenv, + __txn_regop_print, DB_txn_regop)) != 0) + return (ret); + if ((ret = __db_add_recovery(dbenv, + __txn_ckp_print, DB_txn_ckp)) != 0) + return (ret); + return (0); +} + +/* + * PUBLIC: int __txn_init_recover __P((DB_ENV *)); + */ +int +__txn_init_recover(dbenv) + DB_ENV *dbenv; +{ + int ret; + + if ((ret = __db_add_recovery(dbenv, + __txn_regop_recover, DB_txn_regop)) != 0) + return (ret); + if ((ret = __db_add_recovery(dbenv, + __txn_ckp_recover, DB_txn_ckp)) != 0) + return (ret); + return (0); +} + |