ACE/apps/JAWS2/HTTPU/http_headers.h

   1 // by James Hu
   2 // Borrowed from HTTP_Headers.*, which appears to be irrelevent now anyway.
   3
   4 #ifndef HTTPU_HTTP_HEADERS_H
   5 #define HTTPU_HTTP_HEADERS_H
   6
   7 #include "ace/RB_Tree.h"
   8 #include "ace/Null_Mutex.h"
   9
  10 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  11 # pragma once
  12 #endif /* ACE_LACKS_PRAGMA_ONCE */
  13
  14 #include "ace/Singleton.h"
  15
  16 #include "JAWS/Parse_Headers.h"
  17 #include "HTTPU/http_export.h"
  18
  19 // A header file on HP-UX defines SERVER
  20 #if defined (SERVER)
  21 #undef SERVER
  22 #endif /* SERVER */
  23
  24 class HTTP_Headers;
  25
  26 class HTTPU_Export HTTP_Hdr_Node
  27 {
  28   // Constructor should be passed literal strings.
  29   friend class HTTP_HCodes;
  30
  31 public:
  32   operator int () const;
  33   operator const char * () const;
  34   const char * format () const;
  35
  36 private:
  37   HTTP_Hdr_Node (const char *token, const char *format);
  38
  39 private:
  40   int index_;
  41   const char *token_;
  42   const char *format_;
  43 };
  44
  45
  46 class HTTP_HCodes;
  47
  48 class HTTPU_Export HTTP_Header_Nodes : public ACE_RB_Tree<int, const HTTP_Hdr_Node *, ACE_Less_Than<int>, ACE_Null_Mutex>
  49 {
  50   friend class HTTP_HCodes;
  51   friend class HTTP_Hdr_Node;
  52
  53 public:
  54   HTTP_Header_Nodes ();
  55
  56 private:
  57   int num_header_strings_;
  58 };
  59
  60 typedef ACE_Singleton<HTTP_Header_Nodes, ACE_SYNCH_MUTEX>
  61         HTTP_Header_Nodes_Singleton;
  62
  63 class HTTPU_Export HTTP_HCodes
  64 {
  65 public:
  66   HTTP_HCodes ();
  67
  68   enum {
  69     REPLACE_HEADER = 1,  // Remove any existing header that matches first
  70     APPEND_HEADER = 2,   // Unconditionally append the header
  71     INSERT_HEADER = 4,   // Insert header if one does not already exist
  72     APPENDTO_HEADER = 8  // Concatenate data to existing header value
  73   };
  74
  75   static HTTP_Hdr_Node HTTP;
  76   static HTTP_Hdr_Node ACCEPT;
  77   static HTTP_Hdr_Node ACCEPTCHARSET;
  78   static HTTP_Hdr_Node ACCEPTENCODING;
  79   static HTTP_Hdr_Node ACCEPTLANGUAGE;
  80   static HTTP_Hdr_Node ACCEPTRANGES;
  81   static HTTP_Hdr_Node AGE;
  82   static HTTP_Hdr_Node ALLOW;
  83   static HTTP_Hdr_Node AUTHORIZATION;
  84   static HTTP_Hdr_Node CACHECONTROL;
  85   static HTTP_Hdr_Node CONNECTION;
  86   static HTTP_Hdr_Node CONTENTENCODING;
  87   static HTTP_Hdr_Node CONTENTLENGTH;
  88   static HTTP_Hdr_Node CONTENTLOCATION;
  89   static HTTP_Hdr_Node CONTENTMD5;
  90   static HTTP_Hdr_Node CONTENTRANGE;
  91   static HTTP_Hdr_Node CONTENTTYPE;
  92   static HTTP_Hdr_Node DATE;
  93   static HTTP_Hdr_Node ETAG;
  94   static HTTP_Hdr_Node EXPECT;
  95   static HTTP_Hdr_Node EXPIRES;
  96   static HTTP_Hdr_Node FROM;
  97   static HTTP_Hdr_Node HOST;
  98   static HTTP_Hdr_Node IFMATCH;
  99   static HTTP_Hdr_Node IFMODIFIEDSINCE;
 100   static HTTP_Hdr_Node IFNONEMATCH;
 101   static HTTP_Hdr_Node IFRANGE;
 102   static HTTP_Hdr_Node IFUNMODIFIEDSINCE;
 103   static HTTP_Hdr_Node LASTMODIFIED;
 104   static HTTP_Hdr_Node LOCATION;
 105   static HTTP_Hdr_Node MAXFORWARDS;
 106   static HTTP_Hdr_Node PRAGMA;
 107   static HTTP_Hdr_Node PROXYAUTHENTICATE;
 108   static HTTP_Hdr_Node PROXYAUTHORIZATION;
 109   static HTTP_Hdr_Node RANGE;
 110   static HTTP_Hdr_Node REFERER;
 111   static HTTP_Hdr_Node RETRYAFTER;
 112   static HTTP_Hdr_Node SERVER;
 113   static HTTP_Hdr_Node TE;
 114   static HTTP_Hdr_Node TRAILER;
 115   static HTTP_Hdr_Node TRANSFERENCODING;
 116   static HTTP_Hdr_Node UPGRADE;
 117   static HTTP_Hdr_Node USERAGENT;
 118   static HTTP_Hdr_Node VARY;
 119   static HTTP_Hdr_Node VIA;
 120   static HTTP_Hdr_Node WARNING;
 121   static HTTP_Hdr_Node WWWAUTHENTICATE;
 122   static HTTP_Hdr_Node GET;
 123   static HTTP_Hdr_Node HEAD;
 124   static HTTP_Hdr_Node POST;
 125   static HTTP_Hdr_Node PUT;
 126   static HTTP_Hdr_Node QUIT;
 127   static HTTP_Hdr_Node DUNNO;
 128   static HTTP_Hdr_Node META;
 129   static HTTP_Hdr_Node A;
 130   static HTTP_Hdr_Node SCRIPT;
 131   static HTTP_Hdr_Node APPLET;
 132
 133   static const int &NUM_HEADER_STRINGS;
 134
 135 protected:
 136   const HTTP_Hdr_Node &hcode (int type) const;
 137
 138 protected:
 139   HTTP_Header_Nodes *header_nodes_;
 140 };
 141
 142 class HTTPU_Export HTTP_Headers : public JAWS_Header_Info, public HTTP_HCodes
 143 {
 144 public:
 145   const char *header(int name) const;
 146   const char *value(int name);
 147   const char *value_next(int name);
 148   void value_reset ();
 149
 150 public:
 151   HTTP_Headers ();
 152
 153   const char *header_token (int name) const;
 154   const char *header_strings (int name) const;
 155 };
 156
 157
 158 #if defined (ACE_HAS_INLINED_OSCALLS)
 159 #   if defined (ACE_INLINE)
 160 #     undef ACE_INLINE
 161 #   endif /* ACE_INLINE */
 162 #   define ACE_INLINE inline
 163 #   include "HTTPU/http_headers.inl"
 164 # endif /* ACE_HAS_INLINED_OSCALLS */
 165
 166 #endif /* !defined (HTTPU_HTTP_HEADERS_HPP) */