WebCore/ResourceErrorCF.cpp

   1 /*
   2  * Copyright (C) 2007 Apple Inc.  All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #include "config.h"
  27 #include "KURL.h"
  28 #include "ResourceError.h"
  29
  30 #if USE(CFNETWORK)
  31
  32 // FIXME: Once <rdar://problem/5050881> is fixed in open source we
  33 // can remove this extern "C"
  34 extern "C" {
  35 #include <CFNetwork/CFNetworkErrors.h>
  36 }
  37
  38 #include <CoreFoundation/CFError.h>
  39 #include <WTF/RetainPtr.h>
  40
  41 namespace WebCore {
  42
  43 const CFStringRef failingURLStringKey = CFSTR("NSErrorFailingURLStringKey");
  44 const CFStringRef failingURLKey = CFSTR("NSErrorFailingURLKey");
  45
  46 // FIXME: Once <rdar://problem/5050841> is fixed we can remove this constructor.
  47 ResourceError::ResourceError(CFStreamError error)
  48     : m_dataIsUpToDate(true)
  49 {
  50     m_isNull = false;
  51     m_errorCode = error.error;
  52
  53     switch(error.domain) {
  54     case kCFStreamErrorDomainCustom:
  55         m_domain ="NSCustomErrorDomain";
  56         break;
  57     case kCFStreamErrorDomainPOSIX:
  58         m_domain = "NSPOSIXErrorDomain";
  59         break;
  60     case kCFStreamErrorDomainMacOSStatus:
  61         m_domain = "NSOSStatusErrorDomain";
  62         break;
  63     }
  64 }
  65
  66 void ResourceError::platformLazyInit()
  67 {
  68     if (m_dataIsUpToDate)
  69         return;
  70
  71     if (!m_platformError)
  72         return;
  73
  74     CFStringRef domain = CFErrorGetDomain(m_platformError.get());
  75     if (domain == kCFErrorDomainMach || domain == kCFErrorDomainCocoa)
  76         m_domain ="NSCustomErrorDomain";
  77     else if (domain == kCFErrorDomainCFNetwork)
  78         m_domain = "CFURLErrorDomain";
  79     else if (domain == kCFErrorDomainPOSIX)
  80         m_domain = "NSPOSIXErrorDomain";
  81     else if (domain == kCFErrorDomainOSStatus)
  82         m_domain = "NSOSStatusErrorDomain";
  83     else if (domain == kCFErrorDomainWinSock)
  84         m_domain = "kCFErrorDomainWinSock";
  85
  86     m_errorCode = CFErrorGetCode(m_platformError.get());
  87
  88     RetainPtr<CFDictionaryRef> userInfo(AdoptCF, CFErrorCopyUserInfo(m_platformError.get()));
  89     if (userInfo.get()) {
  90         CFStringRef failingURLString = (CFStringRef) CFDictionaryGetValue(userInfo.get(), failingURLStringKey);
  91         if (failingURLString)
  92             m_failingURL = String(failingURLString);
  93         else {
  94             CFURLRef failingURL = (CFURLRef) CFDictionaryGetValue(userInfo.get(), failingURLKey);
  95             if (failingURL) {
  96                 RetainPtr<CFURLRef> absoluteURLRef(AdoptCF, CFURLCopyAbsoluteURL(failingURL));
  97                 if (absoluteURLRef.get()) {
  98                     failingURLString = CFURLGetString(absoluteURLRef.get());
  99                     m_failingURL = String(failingURLString);
 100                 }
 101             }
 102         }
 103         m_localizedDescription = (CFStringRef) CFDictionaryGetValue(userInfo.get(), kCFErrorLocalizedDescriptionKey);
 104     }
 105
 106     m_dataIsUpToDate = true;
 107 }
 108
 109 bool ResourceError::platformCompare(const ResourceError& a, const ResourceError& b)
 110 {
 111     return (CFErrorRef)a == (CFErrorRef)b;
 112 }
 113
 114 ResourceError::operator CFErrorRef() const
 115 {
 116     if (m_isNull) {
 117         ASSERT(!m_platformError);
 118         return nil;
 119     }
 120
 121     if (!m_platformError) {
 122         RetainPtr<CFMutableDictionaryRef> userInfo(AdoptCF, CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks));
 123
 124         if (!m_localizedDescription.isEmpty()) {
 125             RetainPtr<CFStringRef> localizedDescriptionString(AdoptCF, m_localizedDescription.createCFString());
 126             CFDictionarySetValue(userInfo.get(), kCFErrorLocalizedDescriptionKey, localizedDescriptionString.get());
 127         }
 128
 129         if (!m_failingURL.isEmpty()) {
 130             RetainPtr<CFStringRef> failingURLString(AdoptCF, m_failingURL.createCFString());
 131             CFDictionarySetValue(userInfo.get(), failingURLStringKey, failingURLString.get());
 132             RetainPtr<CFURLRef> url(AdoptCF, KURL(m_failingURL).createCFURL());
 133             CFDictionarySetValue(userInfo.get(), failingURLKey, url.get());
 134         }
 135
 136         RetainPtr<CFStringRef> domainString(AdoptCF, m_domain.createCFString());
 137         m_platformError.adoptCF(CFErrorCreate(0, domainString.get(), m_errorCode, userInfo.get()));
 138     }
 139
 140     return m_platformError.get();
 141 }
 142
 143 ResourceError::operator CFStreamError() const
 144 {
 145     lazyInit();
 146
 147     CFStreamError result;
 148     result.error = m_errorCode;
 149
 150     if (m_domain == "NSCustomErrorDomain")
 151         result.domain = kCFStreamErrorDomainCustom;
 152     else if (m_domain == "NSPOSIXErrorDomain")
 153         result.domain = kCFStreamErrorDomainPOSIX;
 154     else if (m_domain == "NSOSStatusErrorDomain")
 155         result.domain = kCFStreamErrorDomainMacOSStatus;
 156     else
 157         ASSERT_NOT_REACHED();
 158
 159     return result;
 160 }
 161
 162 } // namespace WebCore
 163
 164 #endif // USE(CFNETWORK)