src/http/RegisteredHeaders.h

   1 #ifndef SQUID_HTTP_REGISTEREDHEADERS_H
   2 #define SQUID_HTTP_REGISTEREDHEADERS_H
   3
   4 /// recognized or "known" header fields; and the RFC which defines them (or not)
   5 typedef enum {
   6     HDR_BAD_HDR = -1,
   7     HDR_ACCEPT = 0,                     /**< RFC 2608, 2616 */
   8     HDR_ACCEPT_CHARSET,                 /**< RFC 2608, 2616 */
   9     HDR_ACCEPT_ENCODING,                /**< RFC 2608, 2616 */
  10     /*HDR_ACCEPT_FEATURES,*/            /* experimental RFC 2295 */
  11     HDR_ACCEPT_LANGUAGE,                /**< RFC 2608, 2616 */
  12     HDR_ACCEPT_RANGES,                  /**< RFC 2608, 2616 */
  13     HDR_AGE,                            /**< RFC 2608, 2616 */
  14     HDR_ALLOW,                          /**< RFC 2608, 2616 */
  15     /*HDR_ALTERNATES,*/                 /* deprecated RFC 2068, 2295 */
  16     HDR_AUTHORIZATION,                  /**< RFC 2608, 2616, 4559 */
  17     HDR_CACHE_CONTROL,                  /**< RFC 2608, 2616 */
  18     HDR_CONNECTION,                     /**< RFC 2608, 2616 */
  19     HDR_CONTENT_BASE,                   /**< RFC 2608 */
  20     HDR_CONTENT_DISPOSITION,            /**< RFC 2183, 2616 */
  21     HDR_CONTENT_ENCODING,               /**< RFC 2608, 2616 */
  22     HDR_CONTENT_LANGUAGE,               /**< RFC 2608, 2616 */
  23     HDR_CONTENT_LENGTH,                 /**< RFC 2608, 2616 */
  24     HDR_CONTENT_LOCATION,               /**< RFC 2608, 2616 */
  25     HDR_CONTENT_MD5,                    /**< RFC 2608, 2616 */
  26     HDR_CONTENT_RANGE,                  /**< RFC 2608, 2616 */
  27     HDR_CONTENT_TYPE,                   /**< RFC 2608, 2616 */
  28     /*HDR_CONTENT_VERSION,*/            /* deprecated RFC 2608 header. */
  29     HDR_COOKIE,                         /**< de-facto and RFC 2965 header we may need to erase */
  30     HDR_COOKIE2,                        /**< obsolete RFC 2965 header we may need to erase */
  31     HDR_DATE,                           /**< RFC 2608, 2616 */
  32     /*HDR_DAV,*/                        /* RFC 2518 */
  33     /*HDR_DEPTH,*/                      /* RFC 2518 */
  34     /*HDR_DERIVED_FROM,*/               /* deprecated RFC 2608 */
  35     /*HDR_DESTINATION,*/                /* RFC 2518 */
  36     HDR_ETAG,                           /**< RFC 2608, 2616 */
  37     HDR_EXPECT,                         /**< RFC 2608, 2616 */
  38     HDR_EXPIRES,                        /**< RFC 2608, 2616 */
  39     HDR_FROM,                           /**< RFC 2608, 2616 */
  40     HDR_HOST,                           /**< RFC 2608, 2616 */
  41     HDR_HTTP2_SETTINGS,                 /**< HTTP/2.0 upgrade header. see draft-ietf-httpbis-http2-04 */
  42     /*HDR_IF,*/                         /* RFC 2518 */
  43     HDR_IF_MATCH,                       /**< RFC 2608, 2616 */
  44     HDR_IF_MODIFIED_SINCE,              /**< RFC 2608, 2616 */
  45     HDR_IF_NONE_MATCH,                  /**< RFC 2608, 2616 */
  46     HDR_IF_RANGE,                       /**< RFC 2608, 2616 */
  47     /*HDR_IF_UNMODIFIED_SINCE,*/        /* RFC 2608, 2616 */
  48     HDR_KEEP_ALIVE,                     /**< obsolete HTTP/1.0 header we may need to erase */
  49     HDR_KEY,                            /**< experimental RFC Draft draft-fielding-http-key-02 */
  50     HDR_LAST_MODIFIED,                  /**< RFC 2608, 2616 */
  51     HDR_LINK,                           /**< RFC 2068 */
  52     HDR_LOCATION,                       /**< RFC 2608, 2616 */
  53     /*HDR_LOCK_TOKEN,*/                 /* RFC 2518 */
  54     HDR_MAX_FORWARDS,                   /**< RFC 2608, 2616 */
  55     HDR_MIME_VERSION,                   /**< RFC 2626 */
  56     HDR_NEGOTIATE,                      /**< experimental RFC 2295. Why only this one from 2295? */
  57     /*HDR_OVERWRITE,*/                  /* RFC 2518 */
  58     HDR_ORIGIN,                         /* CORS Draft specification (see http://www.w3.org/TR/cors/) */
  59     HDR_PRAGMA,                         /**< deprecated RFC 2068,2616 header we may need to erase */
  60     HDR_PROXY_AUTHENTICATE,             /**< RFC 2608, 2616, 2617 */
  61     HDR_PROXY_AUTHENTICATION_INFO,      /**< RFC 2617 */
  62     HDR_PROXY_AUTHORIZATION,            /**< RFC 2608, 2616, 2617 */
  63     HDR_PROXY_CONNECTION,               /**< obsolete Netscape header we may need to erase. */
  64     HDR_PROXY_SUPPORT,                  /**< RFC 4559 */
  65     HDR_PUBLIC,                         /**< RFC 2608 */
  66     HDR_RANGE,                          /**< RFC 2608, 2616 */
  67     HDR_REFERER,                        /**< RFC 2608, 2616 */
  68     HDR_REQUEST_RANGE,                  /**< some clients use this, sigh */
  69     HDR_RETRY_AFTER,                    /**< RFC 2608, 2616 */
  70     HDR_SERVER,                         /**< RFC 2608, 2616 */
  71     HDR_SET_COOKIE,                     /**< de-facto standard header we may need to erase */
  72     HDR_SET_COOKIE2,                    /**< obsolete RFC 2965 header we may need to erase */
  73     /*HDR_STATUS_URI,*/                 /* RFC 2518 */
  74     /*HDR_TCN,*/                        /* experimental RFC 2295 */
  75     HDR_TE,                             /**< RFC 2616 */
  76     /*HDR_TIMEOUT,*/                    /* RFC 2518 */
  77     HDR_TITLE,                          /**< obsolete draft suggested header */
  78     HDR_TRAILER,                        /**< RFC 2616 */
  79     HDR_TRANSFER_ENCODING,              /**< RFC 2608, 2616 */
  80     HDR_TRANSLATE,                      /**< IIS custom header we may need to erase */
  81     HDR_UNLESS_MODIFIED_SINCE,          /**< IIS custom header we may need to erase */
  82     HDR_UPGRADE,                        /**< RFC 2608, 2616 */
  83     /*HDR_URI,*/                        /* obsolete RFC 2068 header */
  84     HDR_USER_AGENT,                     /**< RFC 2608, 2616 */
  85     /*HDR_VARIANT_VARY,*/               /* experimental RFC 2295 */
  86     HDR_VARY,                           /**< RFC 2608, 2616 */
  87     HDR_VIA,                            /**< RFC 2608, 2616 */
  88     HDR_WARNING,                        /**< RFC 2608, 2616 */
  89     HDR_WWW_AUTHENTICATE,               /**< RFC 2608, 2616, 2617, 4559 */
  90     HDR_AUTHENTICATION_INFO,            /**< RFC 2617 */
  91     HDR_X_CACHE,                        /**< Squid custom header */
  92     HDR_X_CACHE_LOOKUP,                 /**< Squid custom header. temporary hack that became de-facto. TODO remove */
  93     HDR_X_FORWARDED_FOR,                /**< Squid custom header */
  94     HDR_X_REQUEST_URI,                  /**< Squid custom header appended if ADD_X_REQUEST_URI is defined */
  95     HDR_X_SQUID_ERROR,                  /**< Squid custom header on generated error responses */
  96 #if X_ACCELERATOR_VARY
  97     HDR_X_ACCELERATOR_VARY,             /**< obsolete Squid custom header. */
  98 #endif
  99 #if USE_ADAPTATION
 100     HDR_X_NEXT_SERVICES,                /**< Squid custom ICAP header */
 101 #endif
 102     HDR_SURROGATE_CAPABILITY,           /**< Edge Side Includes (ESI) header */
 103     HDR_SURROGATE_CONTROL,              /**< Edge Side Includes (ESI) header */
 104     HDR_FRONT_END_HTTPS,                /**< MS Exchange custom header we may have to add */
 105     HDR_OTHER,                          /**< internal tag value for "unknown" headers */
 106     HDR_ENUM_END
 107 } http_hdr_type;
 108
 109 #endif /* SQUID_HTTP_REGISTEREDHEADERS_H */