5 const char *blob_type = "blob";
7 struct blob *lookup_blob(unsigned char *sha1)
9 struct object *obj = lookup_object(sha1);
11 struct blob *ret = xmalloc(sizeof(struct blob));
12 memset(ret, 0, sizeof(struct blob));
13 created_object(sha1, &ret->object);
14 ret->object.type = blob_type;
17 if (obj->type != blob_type) {
18 error("Object %s is a %s, not a blob",
19 sha1_to_hex(sha1), obj->type);
22 return (struct blob *) obj;
25 int parse_blob_buffer(struct blob *item, void *buffer, unsigned long size)
27 item->object.parsed = 1;
31 int parse_blob(struct blob *item)
38 if (item->object.parsed)
40 buffer = read_sha1_file(item->object.sha1, type, &size);
42 return error("Could not read %s",
43 sha1_to_hex(item->object.sha1));
44 if (strcmp(type, blob_type))
45 return error("Object %s not a blob",
46 sha1_to_hex(item->object.sha1));
47 ret = parse_blob_buffer(item, buffer, size);