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      1 /*
      2  * Copyright (C) 2006 Apple Computer, 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 #ifndef ResourceRequestCFNet_h
     27 #define ResourceRequestCFNet_h
     28 
     29 #include "ResourceLoadPriority.h"
     30 
     31 #if USE(CFNETWORK)
     32 typedef const struct _CFURLRequest* CFURLRequestRef;
     33 #endif
     34 
     35 namespace WebCore {
     36 
     37 class ResourceRequest;
     38 
     39 #if USE(CFNETWORK)
     40 void getResourceRequest(ResourceRequest&, CFURLRequestRef);
     41 CFURLRequestRef cfURLRequest(const ResourceRequest&);
     42 #endif
     43 
     44 inline ResourceLoadPriority toResourceLoadPriority(int priority)
     45 {
     46     switch (priority) {
     47     case -1:
     48         return ResourceLoadPriorityUnresolved;
     49     case 0:
     50         return ResourceLoadPriorityVeryLow;
     51     case 1:
     52         return ResourceLoadPriorityLow;
     53     case 2:
     54         return ResourceLoadPriorityMedium;
     55     case 3:
     56         return ResourceLoadPriorityHigh;
     57     default:
     58         ASSERT_NOT_REACHED();
     59         return ResourceLoadPriorityLowest;
     60     }
     61 }
     62 
     63 inline int toHTTPPipeliningPriority(ResourceLoadPriority priority)
     64 {
     65     switch (priority) {
     66     case ResourceLoadPriorityUnresolved:
     67         return -1;
     68     case ResourceLoadPriorityVeryLow:
     69         return 0;
     70     case ResourceLoadPriorityLow:
     71         return 1;
     72     case ResourceLoadPriorityMedium:
     73         return 2;
     74     case ResourceLoadPriorityHigh:
     75         return 3;
     76     }
     77 
     78     ASSERT_NOT_REACHED();
     79     return 0;
     80 }
     81 
     82 } // namespace WebCore
     83 
     84 #endif // ResourceRequestCFNet_h
     85