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refs/files: stop using `the_repository` in `parse_loose_ref_contents()` 

We implicitly rely on `the_repository` in `parse_loose_ref_contents()`
by calling `parse_oid_hex()`. Convert the function to instead use
`parse_oid_hex_algop()` and have callers pass in the hash algorithm to
use.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
maint
Patrick Steinhardt 2024-07-30 07:22:51 +02:00 committed by Junio C Hamano
parent f777f4d884
commit 080b068ffb
3 changed files with 16 additions and 12 deletions
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4
refs.c
View File

@ -1752,8 +1752,8 @@ static int refs_read_special_head(struct ref_store *ref_store,
goto done;
}

result = parse_loose_ref_contents(content.buf, oid, referent, type,
failure_errno);
result = parse_loose_ref_contents(ref_store->repo->hash_algo, content.buf,
oid, referent, type, failure_errno);

done:
strbuf_release(&full_path);

21
refs/files-backend.c
View File

@ -552,7 +552,8 @@ stat_ref:
strbuf_rtrim(&sb_contents);
buf = sb_contents.buf;

ret = parse_loose_ref_contents(buf, oid, referent, type, &myerr);
ret = parse_loose_ref_contents(ref_store->repo->hash_algo, buf,
oid, referent, type, &myerr);

out:
if (ret && !myerr)
@ -586,7 +587,8 @@ static int files_read_symbolic_ref(struct ref_store *ref_store, const char *refn
return !(type & REF_ISSYMREF);
}

int parse_loose_ref_contents(const char *buf, struct object_id *oid,
int parse_loose_ref_contents(const struct git_hash_algo *algop,
const char *buf, struct object_id *oid,
struct strbuf *referent, unsigned int *type,
int *failure_errno)
{
@ -604,7 +606,7 @@ int parse_loose_ref_contents(const char *buf, struct object_id *oid,
/*
* FETCH_HEAD has additional data after the sha.
*/
if (parse_oid_hex(buf, oid, &p) ||
if (parse_oid_hex_algop(buf, oid, &p, algop) ||
(*p != '\0' && !isspace(*p))) {
*type |= REF_ISBROKEN;
*failure_errno = EINVAL;
@ -1998,7 +2000,8 @@ static int files_delete_reflog(struct ref_store *ref_store,
return ret;
}

static int show_one_reflog_ent(struct strbuf *sb, each_reflog_ent_fn fn, void *cb_data)
static int show_one_reflog_ent(struct files_ref_store *refs, struct strbuf *sb,
each_reflog_ent_fn fn, void *cb_data)
{
struct object_id ooid, noid;
char *email_end, *message;
@ -2008,8 +2011,8 @@ static int show_one_reflog_ent(struct strbuf *sb, each_reflog_ent_fn fn, void *c

/* old SP new SP name <email> SP time TAB msg LF */
if (!sb->len || sb->buf[sb->len - 1] != '\n' ||
parse_oid_hex(p, &ooid, &p) || *p++ != ' ' ||
parse_oid_hex(p, &noid, &p) || *p++ != ' ' ||
parse_oid_hex_algop(p, &ooid, &p, refs->base.repo->hash_algo) || *p++ != ' ' ||
parse_oid_hex_algop(p, &noid, &p, refs->base.repo->hash_algo) || *p++ != ' ' ||
!(email_end = strchr(p, '>')) ||
email_end[1] != ' ' ||
!(timestamp = parse_timestamp(email_end + 2, &message, 10)) ||
@ -2108,7 +2111,7 @@ static int files_for_each_reflog_ent_reverse(struct ref_store *ref_store,
strbuf_splice(&sb, 0, 0, bp + 1, endp - (bp + 1));
scanp = bp;
endp = bp + 1;
ret = show_one_reflog_ent(&sb, fn, cb_data);
ret = show_one_reflog_ent(refs, &sb, fn, cb_data);
strbuf_reset(&sb);
if (ret)
break;
@ -2120,7 +2123,7 @@ static int files_for_each_reflog_ent_reverse(struct ref_store *ref_store,
* Process it, and we can end the loop.
*/
strbuf_splice(&sb, 0, 0, buf, endp - buf);
ret = show_one_reflog_ent(&sb, fn, cb_data);
ret = show_one_reflog_ent(refs, &sb, fn, cb_data);
strbuf_reset(&sb);
break;
}
@ -2170,7 +2173,7 @@ static int files_for_each_reflog_ent(struct ref_store *ref_store,
return -1;

while (!ret && !strbuf_getwholeline(&sb, logfp, '\n'))
ret = show_one_reflog_ent(&sb, fn, cb_data);
ret = show_one_reflog_ent(refs, &sb, fn, cb_data);
fclose(logfp);
strbuf_release(&sb);
return ret;

3
refs/refs-internal.h
View File

@ -705,7 +705,8 @@ struct ref_store {
* Parse contents of a loose ref file. *failure_errno maybe be set to EINVAL for
* invalid contents.
*/
int parse_loose_ref_contents(const char *buf, struct object_id *oid,
int parse_loose_ref_contents(const struct git_hash_algo *algop,
const char *buf, struct object_id *oid,
struct strbuf *referent, unsigned int *type,
int *failure_errno);