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.
4
5#include "net/base/net_errors.h"
6
7#include "base/basictypes.h"
8#include "base/metrics/histogram.h"
9#include "base/strings/stringize_macros.h"
10
11namespace {
12
13// Get all valid error codes into an array as positive numbers, for use in the
14// |GetAllErrorCodesForUma| function below.
15#define NET_ERROR(label, value) -(value),
16const int kAllErrorCodes[] = {
17#include "net/base/net_error_list.h"
18};
19#undef NET_ERROR
20
21}  // namespace
22
23namespace net {
24
25const char kErrorDomain[] = "net";
26
27std::string ErrorToString(int error) {
28  return "net::" + ErrorToShortString(error);
29}
30
31std::string ErrorToShortString(int error) {
32  if (error == 0)
33    return "OK";
34
35  const char* error_string;
36  switch (error) {
37#define NET_ERROR(label, value) \
38  case ERR_ ## label: \
39    error_string = # label; \
40    break;
41#include "net/base/net_error_list.h"
42#undef NET_ERROR
43  default:
44    NOTREACHED();
45    error_string = "<unknown>";
46  }
47  return std::string("ERR_") + error_string;
48}
49
50bool IsCertificateError(int error) {
51  // Certificate errors are negative integers from net::ERR_CERT_BEGIN
52  // (inclusive) to net::ERR_CERT_END (exclusive) in *decreasing* order.
53  // ERR_SSL_PINNED_KEY_NOT_IN_CERT_CHAIN is currently an exception to this
54  // rule.
55  return (error <= ERR_CERT_BEGIN && error > ERR_CERT_END) ||
56         (error == ERR_SSL_PINNED_KEY_NOT_IN_CERT_CHAIN);
57}
58
59std::vector<int> GetAllErrorCodesForUma() {
60  return base::CustomHistogram::ArrayToCustomRanges(
61      kAllErrorCodes, arraysize(kAllErrorCodes));
62}
63
64Error FileErrorToNetError(base::File::Error file_error) {
65  switch (file_error) {
66    case base::File::FILE_OK:
67      return net::OK;
68    case base::File::FILE_ERROR_ACCESS_DENIED:
69      return net::ERR_ACCESS_DENIED;
70    case base::File::FILE_ERROR_INVALID_URL:
71      return net::ERR_INVALID_URL;
72    case base::File::FILE_ERROR_NOT_FOUND:
73      return net::ERR_FILE_NOT_FOUND;
74    default:
75      return net::ERR_FAILED;
76  }
77}
78
79}  // namespace net
80