http: eliminate hard-coded constants

Use the_hash_algo to find the right size for parsing pack names.

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 2018-05-02 00:25:49 +00:00 committed by Junio C Hamano
parent 70c369cde0
commit dd724bcb2f

13
http.c
View File

@ -2047,7 +2047,8 @@ int http_get_info_packs(const char *base_url, struct packed_git **packs_head)
int ret = 0, i = 0;
char *url, *data;
struct strbuf buf = STRBUF_INIT;
unsigned char sha1[20];
unsigned char hash[GIT_MAX_RAWSZ];
const unsigned hexsz = the_hash_algo->hexsz;
end_url_with_slash(&buf, base_url);
strbuf_addstr(&buf, "objects/info/packs");
@ -2063,13 +2064,13 @@ int http_get_info_packs(const char *base_url, struct packed_git **packs_head)
switch (data[i]) {
case 'P':
i++;
if (i + 52 <= buf.len &&
if (i + hexsz + 12 <= buf.len &&
starts_with(data + i, " pack-") &&
starts_with(data + i + 46, ".pack\n")) {
get_sha1_hex(data + i + 6, sha1);
fetch_and_setup_pack_index(packs_head, sha1,
starts_with(data + i + hexsz + 6, ".pack\n")) {
get_sha1_hex(data + i + 6, hash);
fetch_and_setup_pack_index(packs_head, hash,
base_url);
i += 51;
i += hexsz + 11;
break;
}
default: