util/coreboot-configurator/src/application/NvramToolCli.cpp

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <QProcess>
   4 #include <QTextStream>
   5
   6 #include "NvramToolCli.h"
   7 #include "Util.h"
   8
   9 static constexpr char s_sudoProg[] = "/usr/bin/pkexec";
  10 static constexpr char s_nvramToolProg[] = "/usr/sbin/nvramtool";
  11
  12 #if MOCK
  13
  14 QMap<QString, QString> NvramToolCli::readParameters(QString *error) {
  15         return QMap<QString,QString>({
  16                 {"boot_option","Normal"},
  17                 {"reboot_counter","0x0"},
  18                 {"debug_level","Spew"},
  19                 {"vtd","Enable"},
  20                 {"power_profile","Performance"},
  21                 {"wireless","Enable"},
  22                 {"webcam","Enable"},
  23                 {"microphone","Enable"},
  24                 {"legacy_8254_timer","Enable"},
  25                 {"usb_always_on","Disable"},
  26                 {"kbl_timeout","Never"},
  27                 {"fn_ctrl_swap","Enable"},
  28                 {"max_charge","100%"},
  29                 {"power_on_after_fail","Disable"},
  30                 {"fn_lock_state","0x2"},
  31                 {"trackpad_state","0x40"},
  32                 {"kbl_brightness","0xc4"},
  33                 {"kbl_state","0x22"}
  34         });
  35 }
  36
  37 QStringList NvramToolCli::readOptions(const QString &parameter, QString *error){
  38         return (parameter=="power_profile")?
  39         QStringList{
  40                 "Power Saver","Balanced","Performance"
  41         } : QStringList{};
  42 }
  43
  44 #else
  45
  46 QMap<QString, QString> NvramToolCli::readParameters(QString *error)
  47 {
  48         QProcess nvramtoolProcess;
  49         nvramtoolProcess.start(s_sudoProg, {s_nvramToolProg, "-a"});
  50
  51         nvramtoolProcess.waitForFinished();
  52
  53         if(error) *error = nvramtoolProcess.readAllStandardError();
  54
  55         if(nvramtoolProcess.exitCode() != 0){
  56                 return {};
  57         }
  58
  59         return Util::parseParameters(nvramtoolProcess);
  60 }
  61
  62 QStringList NvramToolCli::readOptions(const QString &parameter, QString *error)
  63 {
  64         QStringList result;
  65
  66         QProcess nvramtoolProcess;
  67         nvramtoolProcess.start(s_sudoProg, {s_nvramToolProg, "-e", parameter});
  68         nvramtoolProcess.waitForFinished();
  69
  70         if(error) *error = nvramtoolProcess.readAllStandardError();
  71
  72         while (nvramtoolProcess.canReadLine()) {
  73                 result.append(nvramtoolProcess.readLine().trimmed());
  74         }
  75
  76         return result;
  77 }
  78 #endif
  79
  80 bool NvramToolCli::writeParameters(const QMap<QString, QString> &parameters, QString *error)
  81 {
  82
  83 #if MOCK
  84         QTextStream outStream(stdout);
  85 #else
  86         QProcess nvramtoolProcess;
  87         nvramtoolProcess.start(s_sudoProg, {s_nvramToolProg, "-i"});
  88         nvramtoolProcess.waitForStarted();
  89         QTextStream outStream(&nvramtoolProcess);
  90 #endif
  91         for(auto it = parameters.begin(); it != parameters.end(); ++it){
  92                 outStream << it.key() << " = " << it.value() << "\n";
  93         }
  94
  95         outStream.flush();
  96 #if MOCK
  97         return true;
  98 #else
  99         nvramtoolProcess.closeWriteChannel();
 100         nvramtoolProcess.waitForFinished();
 101
 102         if(error){
 103                 *error = nvramtoolProcess.readAllStandardError();
 104         }
 105
 106         return nvramtoolProcess.exitCode()==0;
 107 #endif
 108 }
 109
 110
 111
 112 QString NvramToolCli::version()
 113 {
 114         QProcess nvramtoolProcess;
 115         nvramtoolProcess.start(s_nvramToolProg, {"-v"});
 116
 117         nvramtoolProcess.waitForFinished();
 118
 119         return nvramtoolProcess.readAll();
 120 }