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      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/network_delegate.h"
      6 
      7 #include "base/logging.h"
      8 #include "net/base/load_flags.h"
      9 #include "net/base/net_errors.h"
     10 #include "net/url_request/url_request.h"
     11 
     12 namespace net {
     13 
     14 int NetworkDelegate::NotifyBeforeURLRequest(
     15     URLRequest* request, const CompletionCallback& callback,
     16     GURL* new_url) {
     17   DCHECK(CalledOnValidThread());
     18   DCHECK(request);
     19   DCHECK(!callback.is_null());
     20   return OnBeforeURLRequest(request, callback, new_url);
     21 }
     22 
     23 int NetworkDelegate::NotifyBeforeSendHeaders(
     24     URLRequest* request, const CompletionCallback& callback,
     25     HttpRequestHeaders* headers) {
     26   DCHECK(CalledOnValidThread());
     27   DCHECK(headers);
     28   DCHECK(!callback.is_null());
     29   return OnBeforeSendHeaders(request, callback, headers);
     30 }
     31 
     32 void NetworkDelegate::NotifySendHeaders(URLRequest* request,
     33                                         const HttpRequestHeaders& headers) {
     34   DCHECK(CalledOnValidThread());
     35   OnSendHeaders(request, headers);
     36 }
     37 
     38 int NetworkDelegate::NotifyHeadersReceived(
     39     URLRequest* request,
     40     const CompletionCallback& callback,
     41     const HttpResponseHeaders* original_response_headers,
     42     scoped_refptr<HttpResponseHeaders>* override_response_headers,
     43     GURL* allowed_unsafe_redirect_url) {
     44   DCHECK(CalledOnValidThread());
     45   DCHECK(original_response_headers);
     46   DCHECK(!callback.is_null());
     47   return OnHeadersReceived(request,
     48                            callback,
     49                            original_response_headers,
     50                            override_response_headers,
     51                            allowed_unsafe_redirect_url);
     52 }
     53 
     54 void NetworkDelegate::NotifyResponseStarted(URLRequest* request) {
     55   DCHECK(CalledOnValidThread());
     56   DCHECK(request);
     57   OnResponseStarted(request);
     58 }
     59 
     60 void NetworkDelegate::NotifyRawBytesRead(const URLRequest& request,
     61                                          int bytes_read) {
     62   DCHECK(CalledOnValidThread());
     63   OnRawBytesRead(request, bytes_read);
     64 }
     65 
     66 void NetworkDelegate::NotifyBeforeRedirect(URLRequest* request,
     67                                            const GURL& new_location) {
     68   DCHECK(CalledOnValidThread());
     69   DCHECK(request);
     70   OnBeforeRedirect(request, new_location);
     71 }
     72 
     73 void NetworkDelegate::NotifyCompleted(URLRequest* request, bool started) {
     74   DCHECK(CalledOnValidThread());
     75   DCHECK(request);
     76   OnCompleted(request, started);
     77 }
     78 
     79 void NetworkDelegate::NotifyURLRequestDestroyed(URLRequest* request) {
     80   DCHECK(CalledOnValidThread());
     81   DCHECK(request);
     82   OnURLRequestDestroyed(request);
     83 }
     84 
     85 void NetworkDelegate::NotifyPACScriptError(int line_number,
     86                                            const base::string16& error) {
     87   DCHECK(CalledOnValidThread());
     88   OnPACScriptError(line_number, error);
     89 }
     90 
     91 NetworkDelegate::AuthRequiredResponse NetworkDelegate::NotifyAuthRequired(
     92     URLRequest* request,
     93     const AuthChallengeInfo& auth_info,
     94     const AuthCallback& callback,
     95     AuthCredentials* credentials) {
     96   DCHECK(CalledOnValidThread());
     97   return OnAuthRequired(request, auth_info, callback, credentials);
     98 }
     99 
    100 int NetworkDelegate::NotifyBeforeSocketStreamConnect(
    101     SocketStream* socket,
    102     const CompletionCallback& callback) {
    103   DCHECK(CalledOnValidThread());
    104   DCHECK(socket);
    105   DCHECK(!callback.is_null());
    106   return OnBeforeSocketStreamConnect(socket, callback);
    107 }
    108 
    109 bool NetworkDelegate::CanGetCookies(const URLRequest& request,
    110                                     const CookieList& cookie_list) {
    111   DCHECK(CalledOnValidThread());
    112   DCHECK(!(request.load_flags() & net::LOAD_DO_NOT_SEND_COOKIES));
    113   return OnCanGetCookies(request, cookie_list);
    114 }
    115 
    116 bool NetworkDelegate::CanSetCookie(const URLRequest& request,
    117                                    const std::string& cookie_line,
    118                                    CookieOptions* options) {
    119   DCHECK(CalledOnValidThread());
    120   DCHECK(!(request.load_flags() & net::LOAD_DO_NOT_SAVE_COOKIES));
    121   return OnCanSetCookie(request, cookie_line, options);
    122 }
    123 
    124 bool NetworkDelegate::CanAccessFile(const URLRequest& request,
    125                                     const base::FilePath& path) const {
    126   DCHECK(CalledOnValidThread());
    127   return OnCanAccessFile(request, path);
    128 }
    129 
    130 bool NetworkDelegate::CanThrottleRequest(const URLRequest& request) const {
    131   DCHECK(CalledOnValidThread());
    132   return OnCanThrottleRequest(request);
    133 }
    134 
    135 bool NetworkDelegate::CanEnablePrivacyMode(
    136     const GURL& url,
    137     const GURL& first_party_for_cookies) const {
    138   DCHECK(CalledOnValidThread());
    139   return OnCanEnablePrivacyMode(url, first_party_for_cookies);
    140 }
    141 
    142 int NetworkDelegate::OnBeforeURLRequest(URLRequest* request,
    143                                         const CompletionCallback& callback,
    144                                         GURL* new_url) {
    145   return OK;
    146 }
    147 
    148 int NetworkDelegate::OnBeforeSendHeaders(URLRequest* request,
    149                                          const CompletionCallback& callback,
    150                                          HttpRequestHeaders* headers) {
    151   return OK;
    152 }
    153 
    154 void NetworkDelegate::OnSendHeaders(URLRequest* request,
    155                                     const HttpRequestHeaders& headers) {
    156 }
    157 
    158 int NetworkDelegate::OnHeadersReceived(
    159     URLRequest* request,
    160     const CompletionCallback& callback,
    161     const HttpResponseHeaders* original_response_headers,
    162     scoped_refptr<HttpResponseHeaders>* override_response_headers,
    163     GURL* allowed_unsafe_redirect_url) {
    164   return OK;
    165 }
    166 
    167 void NetworkDelegate::OnBeforeRedirect(URLRequest* request,
    168                                        const GURL& new_location) {
    169 }
    170 
    171 void NetworkDelegate::OnResponseStarted(URLRequest* request) {
    172 }
    173 
    174 void NetworkDelegate::OnRawBytesRead(const URLRequest& request,
    175                                      int bytes_read) {
    176 }
    177 
    178 void NetworkDelegate::OnCompleted(URLRequest* request, bool started) {
    179 }
    180 
    181 void NetworkDelegate::OnURLRequestDestroyed(URLRequest* request) {
    182 }
    183 
    184 void NetworkDelegate::OnPACScriptError(int line_number,
    185                                        const base::string16& error) {
    186 }
    187 
    188 NetworkDelegate::AuthRequiredResponse NetworkDelegate::OnAuthRequired(
    189     URLRequest* request,
    190     const AuthChallengeInfo& auth_info,
    191     const AuthCallback& callback,
    192     AuthCredentials* credentials) {
    193   return AUTH_REQUIRED_RESPONSE_NO_ACTION;
    194 }
    195 
    196 bool NetworkDelegate::OnCanGetCookies(const URLRequest& request,
    197                                       const CookieList& cookie_list)  {
    198   return true;
    199 }
    200 
    201 bool NetworkDelegate::OnCanSetCookie(const URLRequest& request,
    202                                      const std::string& cookie_line,
    203                                      CookieOptions* options) {
    204   return true;
    205 }
    206 
    207 bool NetworkDelegate::OnCanAccessFile(const URLRequest& request,
    208                                       const base::FilePath& path) const  {
    209   return false;
    210 }
    211 
    212 bool NetworkDelegate::OnCanThrottleRequest(const URLRequest& request) const {
    213   return false;
    214 }
    215 
    216 bool NetworkDelegate::OnCanEnablePrivacyMode(
    217     const GURL& url,
    218     const GURL& first_party_for_cookies) const {
    219   return false;
    220 }
    221 
    222 int NetworkDelegate::OnBeforeSocketStreamConnect(
    223     SocketStream* socket,
    224     const CompletionCallback& callback) {
    225   return OK;
    226 }
    227 
    228 }  // namespace net
    229