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refact: tdb

This commit is contained in:
Hongze Cheng 2022-05-18 12:19:32 +00:00
parent bad77f8e84
commit cda6fa50a9
4 changed files with 40 additions and 40 deletions
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56
source/libs/tdb/inc/tdb.h
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@ -22,7 +22,7 @@
extern "C" {
#endif
typedef int (*tdb_cmpr_fn_t)(const void *pKey1, int kLen1, const void *pKey2, int kLen2);
typedef int (*tdb_cmpr_fn_t)(const void *pKey1, int32_t kLen1, const void *pKey2, int32_t kLen2);
// exposed types
typedef struct STDB TDB;
@ -31,42 +31,42 @@ typedef struct STBC TBC;
typedef struct STxn TXN;
// TDB
int tdbOpen(const char *dbname, int szPage, int pages, TDB **ppDb);
int tdbClose(TDB *pDb);
int tdbBegin(TDB *pDb, TXN *pTxn);
int tdbCommit(TDB *pDb, TXN *pTxn);
int32_t tdbOpen(const char *dbname, int szPage, int pages, TDB **ppDb);
int32_t tdbClose(TDB *pDb);
int32_t tdbBegin(TDB *pDb, TXN *pTxn);
int32_t tdbCommit(TDB *pDb, TXN *pTxn);
// TTB
int tdbTbOpen(const char *tbname, int keyLen, int valLen, tdb_cmpr_fn_t keyCmprFn, TDB *pEnv, TTB **ppTb);
int tdbTbClose(TTB *pTb);
int tdbTbDrop(TTB *pTb);
int tdbTbInsert(TTB *pTb, const void *pKey, int keyLen, const void *pVal, int valLen, TXN *pTxn);
int tdbTbDelete(TTB *pTb, const void *pKey, int kLen, TXN *pTxn);
int tdbTbUpsert(TTB *pTb, const void *pKey, int kLen, const void *pVal, int vLen, TXN *pTxn);
int tdbTbGet(TTB *pTb, const void *pKey, int kLen, void **ppVal, int *vLen);
int tdbTbPGet(TTB *pTb, const void *pKey, int kLen, void **ppKey, int *pkLen, void **ppVal, int *vLen);
int32_t tdbTbOpen(const char *tbname, int keyLen, int valLen, tdb_cmpr_fn_t keyCmprFn, TDB *pEnv, TTB **ppTb);
int32_t tdbTbClose(TTB *pTb);
int32_t tdbTbDrop(TTB *pTb);
int32_t tdbTbInsert(TTB *pTb, const void *pKey, int keyLen, const void *pVal, int valLen, TXN *pTxn);
int32_t tdbTbDelete(TTB *pTb, const void *pKey, int kLen, TXN *pTxn);
int32_t tdbTbUpsert(TTB *pTb, const void *pKey, int kLen, const void *pVal, int vLen, TXN *pTxn);
int32_t tdbTbGet(TTB *pTb, const void *pKey, int kLen, void **ppVal, int *vLen);
int32_t tdbTbPGet(TTB *pTb, const void *pKey, int kLen, void **ppKey, int *pkLen, void **ppVal, int *vLen);
// TBC
int tdbTbcOpen(TTB *pTb, TBC **ppTbc, TXN *pTxn);
int tdbTbcClose(TBC *pTbc);
int tdbTbcIsValid(TBC *pTbc);
int tdbTbcMoveTo(TBC *pTbc, const void *pKey, int kLen, int *c);
int tdbTbcMoveToFirst(TBC *pTbc);
int tdbTbcMoveToLast(TBC *pTbc);
int tdbTbcMoveToNext(TBC *pTbc);
int tdbTbcMoveToPrev(TBC *pTbc);
int tdbTbcGet(TBC *pTbc, const void **ppKey, int *pkLen, const void **ppVal, int *pvLen);
int tdbTbcDelete(TBC *pTbc);
int tdbTbcNext(TBC *pTbc, void **ppKey, int *kLen, void **ppVal, int *vLen);
int tdbTbcUpsert(TBC *pTbc, const void *pKey, int nKey, const void *pData, int nData, int insert);
int32_t tdbTbcOpen(TTB *pTb, TBC **ppTbc, TXN *pTxn);
int32_t tdbTbcClose(TBC *pTbc);
int32_t tdbTbcIsValid(TBC *pTbc);
int32_t tdbTbcMoveTo(TBC *pTbc, const void *pKey, int kLen, int *c);
int32_t tdbTbcMoveToFirst(TBC *pTbc);
int32_t tdbTbcMoveToLast(TBC *pTbc);
int32_t tdbTbcMoveToNext(TBC *pTbc);
int32_t tdbTbcMoveToPrev(TBC *pTbc);
int32_t tdbTbcGet(TBC *pTbc, const void **ppKey, int *pkLen, const void **ppVal, int *pvLen);
int32_t tdbTbcDelete(TBC *pTbc);
int32_t tdbTbcNext(TBC *pTbc, void **ppKey, int *kLen, void **ppVal, int *vLen);
int32_t tdbTbcUpsert(TBC *pTbc, const void *pKey, int nKey, const void *pData, int nData, int insert);
// TXN
#define TDB_TXN_WRITE 0x1
#define TDB_TXN_READ_UNCOMMITTED 0x2
int tdbTxnOpen(TXN *pTxn, int64_t txnid, void *(*xMalloc)(void *, size_t), void (*xFree)(void *, void *), void *xArg,
int flags);
int tdbTxnClose(TXN *pTxn);
int32_t tdbTxnOpen(TXN *pTxn, int64_t txnid, void *(*xMalloc)(void *, size_t), void (*xFree)(void *, void *),
void *xArg, int flags);
int32_t tdbTxnClose(TXN *pTxn);
// other
void tdbFree(void *);

18
source/libs/tdb/src/db/tdbDb.c
View File

@ -15,7 +15,7 @@
#include "tdbInt.h"
int tdbOpen(const char *dbname, int szPage, int pages, TDB **ppDb) {
int32_t tdbOpen(const char *dbname, int32_t szPage, int32_t pages, TDB **ppDb) {
TDB *pDb;
int dsize;
int zsize;
@ -36,16 +36,16 @@ int tdbOpen(const char *dbname, int szPage, int pages, TDB **ppDb) {
pDb = (TDB *)pPtr;
pPtr += sizeof(*pDb);
// pDb->rootDir
pDb->rootDir = pPtr;
memcpy(pDb->rootDir, dbname, dsize);
pDb->rootDir[dsize] = '\0';
pDb->dbName = pPtr;
memcpy(pDb->dbName, dbname, dsize);
pDb->dbName[dsize] = '\0';
pPtr = pPtr + dsize + 1;
// pDb->jfname
pDb->jfname = pPtr;
memcpy(pDb->jfname, dbname, dsize);
pDb->jfname[dsize] = '/';
memcpy(pDb->jfname + dsize + 1, TDB_JOURNAL_NAME, strlen(TDB_JOURNAL_NAME));
pDb->jfname[dsize + 1 + strlen(TDB_JOURNAL_NAME)] = '\0';
pDb->jnName = pPtr;
memcpy(pDb->jnName, dbname, dsize);
pDb->jnName[dsize] = '/';
memcpy(pDb->jnName + dsize + 1, TDB_JOURNAL_NAME, strlen(TDB_JOURNAL_NAME));
pDb->jnName[dsize + 1 + strlen(TDB_JOURNAL_NAME)] = '\0';
pDb->jfd = -1;

2
source/libs/tdb/src/db/tdbTable.c
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@ -44,7 +44,7 @@ int tdbTbOpen(const char *tbname, int keyLen, int valLen, tdb_cmpr_fn_t keyCmprF
pPager = tdbEnvGetPager(pEnv, tbname);
if (pPager == NULL) {
snprintf(fFullName, TDB_FILENAME_LEN, "%s/%s", pEnv->rootDir, tbname);
snprintf(fFullName, TDB_FILENAME_LEN, "%s/%s", pEnv->dbName, tbname);
ret = tdbPagerOpen(pEnv->pCache, fFullName, &pPager);
if (ret < 0) {
return -1;

4
source/libs/tdb/src/inc/tdbInt.h
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@ -335,8 +335,8 @@ static inline SCell *tdbPageGetCell(SPage *pPage, int idx) {
}
struct STDB {
char *rootDir;
char *jfname;
char *dbName;
char *jnName;
int jfd;
SPCache *pCache;
SPager *pgrList;