1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "dbus/string_util.h"
9 #include "base/strings/string_util.h"
13 // This implementation is based upon D-Bus Specification Version 0.19.
14 bool IsValidObjectPath(const std::string& value) {
15 // A valid object path begins with '/'.
16 if (!base::StartsWith(value, "/", base::CompareCase::SENSITIVE))
19 // Elements are pieces delimited by '/'. For instance, "org", "chromium",
20 // "Foo" are elements of "/org/chromium/Foo".
21 int element_length = 0;
22 for (size_t i = 1; i < value.size(); ++i) {
23 const char c = value[i];
25 // No element may be the empty string.
26 if (element_length == 0)
30 // Each element must only contain "[A-Z][a-z][0-9]_".
31 const bool is_valid_character =
32 ('A' <= c && c <= 'Z') || ('a' <= c && c <= 'z') ||
33 ('0' <= c && c <= '9') || c == '_';
34 if (!is_valid_character)
40 // A trailing '/' character is not allowed unless the path is the root path.
41 if (value.size() > 1 &&
42 base::EndsWith(value, "/", base::CompareCase::SENSITIVE))