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// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef PRINTING_BACKEND_CUPS_CONNECTION_H_
#define PRINTING_BACKEND_CUPS_CONNECTION_H_
#include <cups/cups.h>
#include <memory>
#include <string>
#include <vector>
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "printing/backend/cups_deleters.h"
#include "printing/backend/cups_printer.h"
#include "printing/printing_export.h"
#include "url/gurl.h"
namespace printing {
// Represents a print job sent to the queue.
struct PRINTING_EXPORT CupsJob {
enum JobState {
UNKNOWN,
PENDING,
HELD,
COMPLETED,
PROCESSING,
STOPPED,
CANCELED,
ABORTED
};
int id;
std::string title;
std::string printer_id;
JobState state;
};
// Represents a connection to a CUPS server.
class PRINTING_EXPORT CupsConnection {
public:
CupsConnection(const GURL& print_server_url,
http_encryption_t encryption,
bool blocking);
CupsConnection(CupsConnection&& connection);
~CupsConnection();
// Returns a vector of all the printers configure on the CUPS server.
std::vector<CupsPrinter> GetDests();
// Returns a printer for |printer_name| from the connected server.
std::unique_ptr<CupsPrinter> GetPrinter(const std::string& printer_name);
// Returns a list of print jobs from all connected printers.
std::vector<CupsJob> GetJobs();
std::string server_name() const;
int last_error() const;
private:
// lazily initialize http connection
bool Connect();
GURL print_server_url_;
http_encryption_t cups_encryption_;
bool blocking_;
std::unique_ptr<http_t, HttpDeleter> cups_http_;
DISALLOW_COPY_AND_ASSIGN(CupsConnection);
};
} // namespace printing
#endif // PRINTING_BACKEND_CUPS_CONNECTION_H_
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