more TDB
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@ -15,6 +15,29 @@
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#include "tdbInt.h"
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struct SBTree {
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SPgno root;
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int keyLen;
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int valLen;
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SPFile *pFile;
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int (*FKeyComparator)(const void *pKey1, int keyLen1, const void *pKey2, int keyLen2);
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};
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struct SBtCursor {
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SBTree *pBt;
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};
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int tdbBtreeOpen(SPgno root, SBTree **ppBt) {
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*ppBt = NULL;
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/* TODO */
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return 0;
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}
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int tdbBtreeClose(SBTree *pBt) {
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// TODO
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return 0;
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}
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#if 0
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struct SBtCursor {
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SBTree *pBtree;
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@ -21,7 +21,7 @@ struct STEnv {
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SPCache *pCache;
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};
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int tdbEnvOpen(const char *rootDir, STEnv **ppEnv) {
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int tdbEnvOpen(const char *rootDir, int pageSize, int cacheSize, STEnv **ppEnv) {
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STEnv * pEnv;
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int dsize;
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int zsize;
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@ -43,6 +43,10 @@ int tdbEnvOpen(const char *rootDir, STEnv **ppEnv) {
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memcpy(pEnv->rootDir, rootDir, dsize);
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pEnv->rootDir[dsize] = '\0';
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pEnv->jfd = -1;
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tdbPCacheOpen(pageSize, cacheSize, 0, &(pEnv->pCache));
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*ppEnv = pEnv;
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return 0;
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}
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@ -89,7 +89,7 @@ SPgHdr *tdbPCacheFetch(SPCache *pCache, const SPgid *pPgid, bool alcNewPage) {
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return pPage;
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}
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void tdbFetchFinish(SPCache *pCache, SPgHdr *pPage) {
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void tdbPCacheFetchFinish(SPCache *pCache, SPgHdr *pPage) {
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// TODO
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}
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@ -22,7 +22,7 @@ extern "C" {
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typedef struct STEnv STEnv;
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int tdbEnvOpen(const char *rootDir, STEnv **ppEnv);
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int tdbEnvOpen(const char *rootDir, int pageSize, int cacheSize, STEnv **ppEnv);
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int tdbEnvClose(STEnv *pEnv);
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int tdbEnvBegin(STEnv *pEnv);
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@ -39,7 +39,7 @@ struct SPgHdr {
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int tdbPCacheOpen(int pageSize, int cacheSize, int extraSize, SPCache **ppCache);
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int tdbPCacheClose(SPCache *pCache);
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SPgHdr *tdbPCacheFetch(SPCache *pCache, const SPgid *pPgid, bool alcNewPage);
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void tdbFetchFinish(SPCache *pCache, SPgHdr *pPage);
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void tdbPCacheFetchFinish(SPCache *pCache, SPgHdr *pPage);
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void tdbPCacheRelease(SPgHdr *pHdr);
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#ifdef __cplusplus
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@ -22,11 +22,12 @@ extern "C" {
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typedef struct SPFile SPFile;
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int tdbPFileOpen(SPCache *pCache, const char *fileName, SPFile **ppFile);
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int tdbPFileClose(SPFile *pFile);
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int tdbPFileBegin(SPFile *pFile);
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int tdbPFileCommit(SPFile *pFile);
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int tdbPFileRollback(SPFile *pFile);
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int tdbPFileOpen(SPCache *pCache, const char *fileName, SPFile **ppFile);
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int tdbPFileClose(SPFile *pFile);
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void *tdbPFileGet(SPFile *pFile, SPgno pgno);
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int tdbPFileBegin(SPFile *pFile);
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int tdbPFileCommit(SPFile *pFile);
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int tdbPFileRollback(SPFile *pFile);
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#ifdef __cplusplus
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}
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