Rename write_blk to append_blk - dedup - deduplicating backup program
HTML git clone git://bitreich.org/dedup/ git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws65d7roiv6bfj7d652fid.onion/dedup/
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---
DIR commit 90f2ff9fcf896060da4be75c70cd148f18be28e9
DIR parent 7af43f80bce1e8a11967d0d83f1346e028a2f240
HTML Author: sin <sin@2f30.org>
Date: Sun, 17 Feb 2019 11:52:38 +0000
Rename write_blk to append_blk
write_blk gave the impression that it could write anywhere (and it
could) but the store is append only so we really don't want to write
anywhere.
Diffstat:
M dedup.c | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)
---
DIR diff --git a/dedup.c b/dedup.c
@@ -341,19 +341,13 @@ read_blk(uint8_t *buf, struct bdescr *bdescr)
}
void
-write_blk(uint8_t *buf, struct bdescr *bdescr)
+append_blk(uint8_t *buf, struct bdescr *bdescr)
{
- lseek(sfd, bdescr->offset, SEEK_SET);
+ lseek(sfd, enthdr.store_size, SEEK_SET);
xwrite(sfd, buf, bdescr->size);
enthdr.store_size += bdescr->size;
}
-off_t
-store_size(void)
-{
- return enthdr.store_size;
-}
-
int
lookup_blk(uint8_t *md)
{
@@ -392,7 +386,7 @@ dedup(int fd, char *msg)
blksiz = n;
memcpy(bdescr.md, md, sizeof(bdescr));
- bdescr.offset = store_size();
+ bdescr.offset = enthdr.store_size;
bdescr.size = blksiz;
hash_blk(bp, bdescr.size, bdescr.md);
@@ -409,7 +403,7 @@ dedup(int fd, char *msg)
ent->bdescr[ent->nblks++] = bdescr;
/* Store block */
- write_blk(bp, &bdescr);
+ append_blk(bp, &bdescr);
/* Create a cache entry for this block */
cent = alloc_cent();