printing/backend/cups_helper.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef PRINTING_BACKEND_CUPS_HELPER_H_
   6 #define PRINTING_BACKEND_CUPS_HELPER_H_
   7
   8 #include <cups/cups.h>
   9
  10 #include <string>
  11
  12 #include "printing/printing_export.h"
  13
  14 class GURL;
  15
  16 // These are helper functions for dealing with CUPS.
  17 namespace printing {
  18
  19 struct PrinterSemanticCapsAndDefaults;
  20
  21 // Helper wrapper around http_t structure, with connection and cleanup
  22 // functionality.
  23 class PRINTING_EXPORT HttpConnectionCUPS {
  24  public:
  25   HttpConnectionCUPS(const GURL& print_server_url,
  26                      http_encryption_t encryption);
  27   ~HttpConnectionCUPS();
  28
  29   void SetBlocking(bool blocking);
  30
  31   http_t* http();
  32
  33  private:
  34   http_t* http_;
  35 };
  36
  37 // Helper function to parse and convert PPD capabilitites to
  38 // semantic options.
  39 PRINTING_EXPORT bool ParsePpdCapabilities(
  40     const std::string& printer_name,
  41     const std::string& printer_capabilities,
  42     PrinterSemanticCapsAndDefaults* printer_info);
  43
  44 }  // namespace printing
  45
  46 #endif  // PRINTING_BACKEND_CUPS_HELPER_H_