refs: convert parameter of create_dir_entry() to length-limited string

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
René Scharfe 2012-05-22 20:50:52 +02:00 committed by Junio C Hamano
parent 40ad937d47
commit b9146f517a

18
refs.c
View File

@ -294,12 +294,13 @@ static void clear_ref_dir(struct ref_dir *dir)
* "refs/heads/") or "" for the top-level directory.
*/
static struct ref_entry *create_dir_entry(struct ref_cache *ref_cache,
const char *dirname, int incomplete)
const char *dirname, size_t len,
int incomplete)
{
struct ref_entry *direntry;
int len = strlen(dirname);
direntry = xcalloc(1, sizeof(struct ref_entry) + len + 1);
memcpy(direntry->name, dirname, len + 1);
memcpy(direntry->name, dirname, len);
direntry->name[len] = '\0';
direntry->u.subdir.ref_cache = ref_cache;
direntry->flag = REF_DIR | (incomplete ? REF_INCOMPLETE : 0);
return direntry;
@ -364,7 +365,7 @@ static struct ref_dir *search_for_subdir(struct ref_dir *dir,
* therefore, create an empty record for it but mark
* the record complete.
*/
entry = create_dir_entry(dir->ref_cache, subdirname, 0);
entry = create_dir_entry(dir->ref_cache, subdirname, len, 0);
add_entry_to_dir(dir, entry);
}
return get_ref_dir(entry);
@ -823,7 +824,7 @@ static struct ref_dir *get_packed_refs(struct ref_cache *refs)
const char *packed_refs_file;
FILE *f;
refs->packed = create_dir_entry(refs, "", 0);
refs->packed = create_dir_entry(refs, "", 0, 0);
if (*refs->name)
packed_refs_file = git_path_submodule(refs->name, "packed-refs");
else
@ -888,7 +889,8 @@ static void read_loose_refs(const char *dirname, struct ref_dir *dir)
} else if (S_ISDIR(st.st_mode)) {
strbuf_addch(&refname, '/');
add_entry_to_dir(dir,
create_dir_entry(refs, refname.buf, 1));
create_dir_entry(refs, refname.buf,
refname.len, 1));
} else {
if (*refs->name) {
hashclr(sha1);
@ -918,12 +920,12 @@ static struct ref_dir *get_loose_refs(struct ref_cache *refs)
* are about to read the only subdirectory that can
* hold references:
*/
refs->loose = create_dir_entry(refs, "", 0);
refs->loose = create_dir_entry(refs, "", 0, 0);
/*
* Create an incomplete entry for "refs/":
*/
add_entry_to_dir(get_ref_dir(refs->loose),
create_dir_entry(refs, "refs/", 1));
create_dir_entry(refs, "refs/", 5, 1));
}
return get_ref_dir(refs->loose);
}