hermes_common.h

// Copyright 2021 The ChromiumOS Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef HERMES_HERMES_COMMON_H_
#define HERMES_HERMES_COMMON_H_

#include <string>

#include <base/functional/callback.h>
#include <base/time/time.h>
#include <dbus/object_path.h>

namespace hermes {

using ResultCallback = base::OnceCallback<void(int)>;
constexpr char bcd_chars[] = "0123456789\0\0\0\0\0\0";
constexpr auto kLpaRetryDelay = base::Seconds(2);

// Duration that Chrome waits for Hermes to return a DBus response
constexpr auto kHermesTimeout = base::Minutes(4);

constexpr int kSuccess = 0;
constexpr int kDefaultError = -1;
// This error will be returned when a received mbim/qmi message cannot be parsed
// or when it is received in an unexpected state.
constexpr int kModemMessageProcessingError = -2;
constexpr int kModemManagerError = -3;

std::string GetTrailingChars(const std::string& pii, int num_chars);
// Used to redact PII in logs
std::string GetObjectPathForLog(const dbus::ObjectPath& dbus_path);
const char* GetDBusError(int err);

void IgnoreErrorRunClosure(base::OnceCallback<void()> cb, int err);

void PrintMsgProcessingResult(int err);

void RunNextStep(
    base::OnceCallback<void(base::OnceCallback<void(int)>)> next_step,
    base::OnceCallback<void(int)> cb,
    int err);

}  // namespace hermes

#endif  // HERMES_HERMES_COMMON_H_