xref: /openbmc/google-misc/dhcp-done/subprojects/metrics-ipmi-blobs/util.hpp (revision 1285115c16180bd28a3cfe79d9db8d10c84fe2ed)

// Copyright 2021 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#pragma once

#include <string>
#include <string_view>

namespace metric_blob
{

struct TcommUtimeStime
{
    std::string tcomm;
    float utime;
    float stime;
};

TcommUtimeStime parseTcommUtimeStimeString(std::string_view content,
                                           long ticksPerSec);
std::string readFileIntoString(std::string_view fileName);
bool isNumericPath(std::string_view path, int& value);
TcommUtimeStime getTcommUtimeStime(int pid, long ticksPerSec);
std::string getCmdLine(int pid);
bool parseMeminfoValue(std::string_view content, std::string_view keyword,
                       int& value);
bool parseProcUptime(const std::string_view content, double& uptime,
                     double& idleProcessTime);
long getTicksPerSec();
char controlCharsToSpace(char c);
std::string trimStringRight(std::string_view s);

} // namespace metric_blob