static int diff_file_content_load_workdir(git_diff_file_content *fc) { int error = 0; git_buf path = GIT_BUF_INIT; if (fc->file->mode == GIT_FILEMODE_COMMIT) return diff_file_content_commit_to_str(fc, true); if (fc->file->mode == GIT_FILEMODE_TREE) return 0; if (git_buf_joinpath( &path, git_repository_workdir(fc->repo), fc->file->path) < 0) return -1; if (S_ISLNK(fc->file->mode)) error = diff_file_content_load_workdir_symlink(fc, &path); else error = diff_file_content_load_workdir_file(fc, &path); /* once data is loaded, update OID if we didn't have it previously */ if (!error && (fc->file->flags & GIT_DIFF_FLAG_VALID_OID) == 0) { error = git_odb_hash( &fc->file->oid, fc->map.data, fc->map.len, GIT_OBJ_BLOB); fc->file->flags |= GIT_DIFF_FLAG_VALID_OID; } git_buf_free(&path); return error; }
static int diff_file_content_load_blob(git_diff_file_content *fc) { int error = 0; git_odb_object *odb_obj = NULL; if (git_oid_iszero(&fc->file->oid)) return 0; if (fc->file->mode == GIT_FILEMODE_COMMIT) return diff_file_content_commit_to_str(fc, false); /* if we don't know size, try to peek at object header first */ if (!fc->file->size) { git_odb *odb; size_t len; git_otype type; if (!(error = git_repository_odb__weakptr(&odb, fc->repo))) { error = git_odb__read_header_or_object( &odb_obj, &len, &type, odb, &fc->file->oid); git_odb_free(odb); } if (error) return error; fc->file->size = len; } if (diff_file_content_binary_by_size(fc)) return 0; if (odb_obj != NULL) { error = git_object__from_odb_object( (git_object **)&fc->blob, fc->repo, odb_obj, GIT_OBJ_BLOB); git_odb_object_free(odb_obj); } else { error = git_blob_lookup( (git_blob **)&fc->blob, fc->repo, &fc->file->oid); } if (!error) { fc->flags |= GIT_DIFF_FLAG__FREE_BLOB; fc->map.data = (void *)git_blob_rawcontent(fc->blob); fc->map.len = (size_t)git_blob_rawsize(fc->blob); } return error; }
static int diff_file_content_load_blob( git_diff_file_content *fc, git_diff_options *opts) { int error = 0; git_odb_object *odb_obj = NULL; if (git_oid_iszero(&fc->file->id)) return 0; if (fc->file->mode == GIT_FILEMODE_COMMIT) return diff_file_content_commit_to_str(fc, false); /* if we don't know size, try to peek at object header first */ if (!fc->file->size) { if ((error = git_diff_file__resolve_zero_size( fc->file, &odb_obj, fc->repo)) < 0) return error; } if ((opts->flags & GIT_DIFF_SHOW_BINARY) == 0 && diff_file_content_binary_by_size(fc)) return 0; if (odb_obj != NULL) { error = git_object__from_odb_object( (git_object **)&fc->blob, fc->repo, odb_obj, GIT_OBJECT_BLOB); git_odb_object_free(odb_obj); } else { error = git_blob_lookup( (git_blob **)&fc->blob, fc->repo, &fc->file->id); } if (!error) { fc->flags |= GIT_DIFF_FLAG__FREE_BLOB; fc->map.data = (void *)git_blob_rawcontent(fc->blob); fc->map.len = (size_t)git_blob_rawsize(fc->blob); } return error; }