diff options
Diffstat (limited to 'builtin/index-pack.c')
| -rw-r--r-- | builtin/index-pack.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/builtin/index-pack.c b/builtin/index-pack.c index 856428fef9..763b01372a 100644 --- a/builtin/index-pack.c +++ b/builtin/index-pack.c @@ -528,7 +528,8 @@ static void *unpack_raw_entry(struct object_entry *obj, switch (obj->type) { case OBJ_REF_DELTA: - oidread(ref_oid, fill(the_hash_algo->rawsz)); + oidread(ref_oid, fill(the_hash_algo->rawsz), + the_repository->hash_algo); use(the_hash_algo->rawsz); break; case OBJ_OFS_DELTA: @@ -1204,7 +1205,7 @@ static void parse_pack_objects(unsigned char *hash) the_hash_algo->init_fn(&tmp_ctx); the_hash_algo->clone_fn(&tmp_ctx, &input_ctx); the_hash_algo->final_fn(hash, &tmp_ctx); - if (!hasheq(fill(the_hash_algo->rawsz), hash)) + if (!hasheq(fill(the_hash_algo->rawsz), hash, the_repository->hash_algo)) die(_("pack is corrupted (SHA1 mismatch)")); use(the_hash_algo->rawsz); @@ -1307,11 +1308,11 @@ static void conclude_pack(int fix_thin_pack, const char *curr_pack, unsigned cha stop_progress_msg(&progress, msg.buf); strbuf_release(&msg); finalize_hashfile(f, tail_hash, FSYNC_COMPONENT_PACK, 0); - hashcpy(read_hash, pack_hash); + hashcpy(read_hash, pack_hash, the_repository->hash_algo); fixup_pack_header_footer(output_fd, pack_hash, curr_pack, nr_objects, read_hash, consumed_bytes-the_hash_algo->rawsz); - if (!hasheq(read_hash, tail_hash)) + if (!hasheq(read_hash, tail_hash, the_repository->hash_algo)) die(_("Unexpected tail checksum for %s " "(disk corruption?)"), curr_pack); } @@ -1372,7 +1373,7 @@ static struct object_entry *append_obj_to_pack(struct hashfile *f, obj[1].idx.offset += write_compressed(f, buf, size); obj[0].idx.crc32 = crc32_end(f); hashflush(f); - oidread(&obj->idx.oid, sha1); + oidread(&obj->idx.oid, sha1, the_repository->hash_algo); return obj; } @@ -1867,6 +1868,15 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix) if (!index_name && pack_name) index_name = derive_filename(pack_name, "pack", "idx", &index_name_buf); + /* + * Packfiles and indices do not carry enough information to be able to + * identify their object hash. So when we are neither in a repository + * nor has the user told us which object hash to use we have no other + * choice but to guess the object hash. + */ + if (!the_repository->hash_algo) + repo_set_hash_algo(the_repository, GIT_HASH_SHA1); + opts.flags &= ~(WRITE_REV | WRITE_REV_VERIFY); if (rev_index) { opts.flags |= verify ? WRITE_REV_VERIFY : WRITE_REV; |