header_util.h

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// Copyright 2010 Google Inc. All Rights Reserved.

#ifndef PAGESPEED_APACHE_HEADER_UTIL_H_
#define PAGESPEED_APACHE_HEADER_UTIL_H_

#include <cstddef>

#include "pagespeed/kernel/base/callback.h"
#include "pagespeed/kernel/base/string_util.h"

struct request_rec;

namespace net_instaweb {

class RequestHeaders;
class ResponseHeaders;

typedef Callback2<StringPiece, bool*> HeaderPredicateFn;

void ApacheRequestToRequestHeaders(const request_rec& request,
                                   RequestHeaders* request_headers,
                                   HeaderPredicateFn* predicate);

inline void ApacheRequestToRequestHeaders(const request_rec& request,
                                          RequestHeaders* request_headers) {
  return ApacheRequestToRequestHeaders(request, request_headers, NULL);
}

void ApacheRequestToResponseHeaders(const request_rec& request,
                                    ResponseHeaders* headers,
                                    ResponseHeaders* err_headers);

void ResponseHeadersToApacheRequest(const ResponseHeaders& response_headers,
                                    request_rec* request);

void ErrorHeadersToApacheRequest(const ResponseHeaders& err_response_headers,
                                 request_rec* request);

void DisableDownstreamHeaderFilters(request_rec* request);

void PrintHeaders(request_rec* request);

GoogleString HeadersOutToString(request_rec* request);

GoogleString SubprocessEnvToString(request_rec* request);

void DisableCachingRelatedHeaders(request_rec* request);

void DisableCacheControlHeader(request_rec* request);

}  

#endif