1 // Copyright 2016 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "url/ipc/url_param_traits.h"
6
7 #include <string>
8
9 #include "base/pickle.h"
10 #include "url/gurl.h"
11 #include "url/url_constants.h"
12
13 namespace IPC {
14
Write(base::Pickle * m,const GURL & p)15 void ParamTraits<GURL>::Write(base::Pickle* m, const GURL& p) {
16 if (p.possibly_invalid_spec().length() > url::kMaxURLChars) {
17 m->WriteString(std::string());
18 return;
19 }
20
21 // Beware of print-parse inconsistency which would change an invalid
22 // URL into a valid one. Ideally, the message would contain this flag
23 // so that the read side could make the check, but performing it here
24 // avoids changing the on-the-wire representation of such a fundamental
25 // type as GURL. See https://crbug.com/166486 for additional work in
26 // this area.
27 if (!p.is_valid()) {
28 m->WriteString(std::string());
29 return;
30 }
31
32 m->WriteString(p.possibly_invalid_spec());
33 // TODO(brettw) bug 684583: Add encoding for query params.
34 }
35
Read(const base::Pickle * m,base::PickleIterator * iter,GURL * p)36 bool ParamTraits<GURL>::Read(const base::Pickle* m,
37 base::PickleIterator* iter,
38 GURL* p) {
39 std::string s;
40 if (!iter->ReadString(&s) || s.length() > url::kMaxURLChars) {
41 *p = GURL();
42 return false;
43 }
44 *p = GURL(s);
45 if (!s.empty() && !p->is_valid()) {
46 *p = GURL();
47 return false;
48 }
49 return true;
50 }
51
Log(const GURL & p,std::string * l)52 void ParamTraits<GURL>::Log(const GURL& p, std::string* l) {
53 l->append(p.spec());
54 }
55
56 } // namespace IPC
57