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more tkv

This commit is contained in:
Hongze Cheng 2022-01-10 11:43:58 +00:00
parent 1c963ec764
commit 49be2ab41d
1 changed files with 25 additions and 2 deletions
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27
source/libs/tkv/src/tDiskMgr.c
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@ -25,12 +25,35 @@ struct SDiskMgr {
#define PAGE_OFFSET(PGID, PGSIZE) ((PGID) * (PGSIZE))
int tdmOpen(SDiskMgr **ppDiskMgr, const char *fname, uint16_t pgsize) {
// TODO
SDiskMgr *pDiskMgr;
pDiskMgr = malloc(sizeof(*pDiskMgr));
if (pDiskMgr == NULL) {
return -1;
}
pDiskMgr->fname = strdup(fname);
if (pDiskMgr->fname == NULL) {
free(pDiskMgr);
return -1;
}
pDiskMgr->pgsize = pgsize;
pDiskMgr->fd = open(fname, O_CREAT | O_RDWR, 0755);
if (pDiskMgr->fd < 0) {
free(pDiskMgr->fname);
free(pDiskMgr);
return -1;
}
*ppDiskMgr = pDiskMgr;
return 0;
}
int tdmClose(SDiskMgr *pDiskMgr) {
// TODO
close(pDiskMgr->fd);
free(pDiskMgr->fname);
free(pDiskMgr);
return 0;
}