diff options
| author | Josh Steadmon <steadmon@google.com> | 2018-10-13 03:58:41 +0300 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2018-10-15 08:29:03 +0300 |
| commit | 1127a98ccea2a911d2043dcc9ce301e080a3cc39 (patch) | |
| tree | e22ba4d30cc39102180641508bdff90b9fef76dd /packfile.h | |
| parent | 5e47215080018b7eea2054ec70f5d686715d66ee (diff) | |
fuzz: add fuzz testing for packfile indices.
Breaks the majority of check_packed_git_idx() into a separate function,
load_idx(). The latter function operates on arbitrary buffers, which
makes it suitable as a fuzzing test target.
Signed-off-by: Josh Steadmon <steadmon@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'packfile.h')
| -rw-r--r-- | packfile.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/packfile.h b/packfile.h index 442625723d..6c4037605d 100644 --- a/packfile.h +++ b/packfile.h @@ -164,4 +164,17 @@ extern int has_pack_index(const unsigned char *sha1); */ extern int is_promisor_object(const struct object_id *oid); +/* + * Expose a function for fuzz testing. + * + * load_idx() parses a block of memory as a packfile index and puts the results + * into a struct packed_git. + * + * This function should not be used directly. It is exposed here only so that we + * have a convenient entry-point for fuzz testing. For real uses, you should + * probably use open_pack_index() or parse_pack_index() instead. + */ +extern int load_idx(const char *path, const unsigned int hashsz, void *idx_map, + size_t idx_size, struct packed_git *p); + #endif |