* With "map" == NULL, try reading the object named with "sha1" using
* the streaming interface and rehash it to do the same.
*/
-int check_sha1_signature(const unsigned char *sha1, void *map,
- unsigned long size, const char *type)
+int check_object_signature(const struct object_id *oid, void *map,
+ unsigned long size, const char *type)
{
struct object_id real_oid;
enum object_type obj_type;
if (map) {
hash_object_file(map, size, type, &real_oid);
- return hashcmp(sha1, real_oid.hash) ? -1 : 0;
+ return oidcmp(oid, &real_oid) ? -1 : 0;
}
- st = open_istream(sha1, &obj_type, &size, NULL);
+ st = open_istream(oid, &obj_type, &size, NULL);
if (!st)
return -1;
}
the_hash_algo->final_fn(real_oid.hash, &c);
close_istream(st);
- return hashcmp(sha1, real_oid.hash) ? -1 : 0;
+ return oidcmp(oid, &real_oid) ? -1 : 0;
}
int git_open_cloexec(const char *name, int flags)
int fetch_if_missing = 1;
-int sha1_object_info_extended(const unsigned char *sha1, struct object_info *oi, unsigned flags)
+int oid_object_info_extended(const struct object_id *oid, struct object_info *oi, unsigned flags)
{
static struct object_info blank_oi = OBJECT_INFO_INIT;
struct pack_entry e;
int rtype;
const unsigned char *real = (flags & OBJECT_INFO_LOOKUP_REPLACE) ?
- lookup_replace_object(sha1) :
- sha1;
+ lookup_replace_object(oid->hash) :
+ oid->hash;
int already_retried = 0;
+ struct object_id realoid;
+
+ hashcpy(realoid.hash, real);
if (is_null_sha1(real))
return -1;
rtype = packed_object_info(e.p, e.offset, oi);
if (rtype < 0) {
mark_bad_packed_object(e.p, real);
- return sha1_object_info_extended(real, oi, 0);
+ return oid_object_info_extended(&realoid, oi, 0);
} else if (oi->whence == OI_PACKED) {
oi->u.packed.offset = e.offset;
oi->u.packed.pack = e.p;
}
/* returns enum object_type or negative */
-int sha1_object_info(const unsigned char *sha1, unsigned long *sizep)
+int oid_object_info(const struct object_id *oid, unsigned long *sizep)
{
enum object_type type;
struct object_info oi = OBJECT_INFO_INIT;
oi.typep = &type;
oi.sizep = sizep;
- if (sha1_object_info_extended(sha1, &oi,
- OBJECT_INFO_LOOKUP_REPLACE) < 0)
+ if (oid_object_info_extended(oid, &oi,
+ OBJECT_INFO_LOOKUP_REPLACE) < 0)
return -1;
return type;
}
static void *read_object(const unsigned char *sha1, enum object_type *type,
unsigned long *size)
{
+ struct object_id oid;
struct object_info oi = OBJECT_INFO_INIT;
void *content;
oi.typep = type;
oi.sizep = size;
oi.contentp = &content;
- if (sha1_object_info_extended(sha1, &oi, 0) < 0)
+ hashcpy(oid.hash, sha1);
+
+ if (oid_object_info_extended(&oid, &oi, 0) < 0)
return NULL;
return content;
}
return NULL;
}
-void *read_object_with_reference(const unsigned char *sha1,
+void *read_object_with_reference(const struct object_id *oid,
const char *required_type_name,
unsigned long *size,
- unsigned char *actual_sha1_return)
+ struct object_id *actual_oid_return)
{
enum object_type type, required_type;
void *buffer;
unsigned long isize;
- unsigned char actual_sha1[20];
+ struct object_id actual_oid;
required_type = type_from_string(required_type_name);
- hashcpy(actual_sha1, sha1);
+ oidcpy(&actual_oid, oid);
while (1) {
int ref_length = -1;
const char *ref_type = NULL;
- buffer = read_sha1_file(actual_sha1, &type, &isize);
+ buffer = read_sha1_file(actual_oid.hash, &type, &isize);
if (!buffer)
return NULL;
if (type == required_type) {
*size = isize;
- if (actual_sha1_return)
- hashcpy(actual_sha1_return, actual_sha1);
+ if (actual_oid_return)
+ oidcpy(actual_oid_return, &actual_oid);
return buffer;
}
/* Handle references */
}
ref_length = strlen(ref_type);
- if (ref_length + 40 > isize ||
+ if (ref_length + GIT_SHA1_HEXSZ > isize ||
memcmp(buffer, ref_type, ref_length) ||
- get_sha1_hex((char *) buffer + ref_length, actual_sha1)) {
+ get_oid_hex((char *) buffer + ref_length, &actual_oid)) {
free(buffer);
return NULL;
}
free(buffer);
/* Now we have the ID of the referred-to object in
- * actual_sha1. Check again. */
+ * actual_oid. Check again. */
}
}
int has_sha1_file_with_flags(const unsigned char *sha1, int flags)
{
+ struct object_id oid;
if (!startup_info->have_repository)
return 0;
- return sha1_object_info_extended(sha1, NULL,
- flags | OBJECT_INFO_SKIP_CACHED) >= 0;
+ hashcpy(oid.hash, sha1);
+ return oid_object_info_extended(&oid, NULL,
+ flags | OBJECT_INFO_SKIP_CACHED) >= 0;
}
int has_object_file(const struct object_id *oid)
enum object_type type, const char *path,
unsigned flags)
{
- return index_bulk_checkin(oid->hash, fd, size, type, path, flags);
+ return index_bulk_checkin(oid, fd, size, type, path, flags);
}
int index_fd(struct object_id *oid, int fd, struct stat *st,
return 0;
}
-void assert_sha1_type(const unsigned char *sha1, enum object_type expect)
+void assert_oid_type(const struct object_id *oid, enum object_type expect)
{
- enum object_type type = sha1_object_info(sha1, NULL);
+ enum object_type type = oid_object_info(oid, NULL);
if (type < 0)
- die("%s is not a valid object", sha1_to_hex(sha1));
+ die("%s is not a valid object", oid_to_hex(oid));
if (type != expect)
- die("%s is not a valid '%s' object", sha1_to_hex(sha1),
+ die("%s is not a valid '%s' object", oid_to_hex(oid),
type_name(expect));
}
}
int read_loose_object(const char *path,
- const unsigned char *expected_sha1,
+ const struct object_id *expected_oid,
enum object_type *type,
unsigned long *size,
void **contents)
}
if (*type == OBJ_BLOB) {
- if (check_stream_sha1(&stream, hdr, *size, path, expected_sha1) < 0)
+ if (check_stream_sha1(&stream, hdr, *size, path, expected_oid->hash) < 0)
goto out;
} else {
- *contents = unpack_sha1_rest(&stream, hdr, *size, expected_sha1);
+ *contents = unpack_sha1_rest(&stream, hdr, *size, expected_oid->hash);
if (!*contents) {
error("unable to unpack contents of %s", path);
git_inflate_end(&stream);
goto out;
}
- if (check_sha1_signature(expected_sha1, *contents,
+ if (check_object_signature(expected_oid, *contents,
*size, type_name(*type))) {
error("sha1 mismatch for %s (expected %s)", path,
- sha1_to_hex(expected_sha1));
+ oid_to_hex(expected_oid));
free(*contents);
goto out;
}