fsck: convert init_skiplist to struct object_id

Convert a hardcoded constant buffer size to a use of GIT_MAX_HEXSZ, and
use parse_oid_hex to reduce the dependency on the size of the hash.
This function is a caller of sha1_array_append, which will be converted
later.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
brian m. carlson 2017-03-26 16:01:30 +00:00 committed by Junio C Hamano
parent 9c44ea4403
commit 365c27fbff

11
fsck.c
View File

@ -134,8 +134,8 @@ static void init_skiplist(struct fsck_options *options, const char *path)
{
static struct sha1_array skiplist = SHA1_ARRAY_INIT;
int sorted, fd;
char buffer[41];
unsigned char sha1[20];
char buffer[GIT_MAX_HEXSZ + 1];
struct object_id oid;
if (options->skiplist)
sorted = options->skiplist->sorted;
@ -148,17 +148,18 @@ static void init_skiplist(struct fsck_options *options, const char *path)
if (fd < 0)
die("Could not open skip list: %s", path);
for (;;) {
const char *p;
int result = read_in_full(fd, buffer, sizeof(buffer));
if (result < 0)
die_errno("Could not read '%s'", path);
if (!result)
break;
if (get_sha1_hex(buffer, sha1) || buffer[40] != '\n')
if (parse_oid_hex(buffer, &oid, &p) || *p != '\n')
die("Invalid SHA-1: %s", buffer);
sha1_array_append(&skiplist, sha1);
sha1_array_append(&skiplist, oid.hash);
if (sorted && skiplist.nr > 1 &&
hashcmp(skiplist.sha1[skiplist.nr - 2],
sha1) > 0)
oid.hash) > 0)
sorted = 0;
}
close(fd);