/usr/share/phoronix-test-suite/pts-core/objects/phodevi/components/phodevi_memory.php is in phoronix-test-suite 4.8.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
Phoronix Test Suite
URLs: http://www.phoronix.com, http://www.phoronix-test-suite.com/
Copyright (C) 2008 - 2012, Phoronix Media
Copyright (C) 2008 - 2012, Michael Larabel
phodevi_memory.php: The PTS Device Interface object for system memory
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class phodevi_memory extends phodevi_device_interface
{
public static function read_property($identifier)
{
switch($identifier)
{
case 'identifier':
$property = new phodevi_device_property('memory_string', phodevi::smart_caching);
break;
case 'capacity':
$property = new phodevi_device_property('memory_capacity', phodevi::smart_caching);
break;
}
return $property;
}
public static function memory_string()
{
$mem_string = null;
$mem_prefix = null;
$mem_size = false;
$mem_speed = false;
$mem_type = false;
$mem_manufacturer = false;
$mem_part = false;
if(phodevi::is_macosx())
{
$mem_size = phodevi_osx_parser::read_osx_system_profiler('SPMemoryDataType', 'Size', true, array('Empty'));
$mem_speed = phodevi_osx_parser::read_osx_system_profiler('SPMemoryDataType', 'Speed');
$mem_type = phodevi_osx_parser::read_osx_system_profiler('SPMemoryDataType', 'Type');
}
else if(phodevi::is_solaris())
{
$mem_size = phodevi_solaris_parser::read_sun_ddu_dmi_info('MemoryDevice*,InstalledSize');
$mem_speed = phodevi_solaris_parser::read_sun_ddu_dmi_info('MemoryDevice*,Speed');
$mem_type = phodevi_solaris_parser::read_sun_ddu_dmi_info('MemoryDevice*,MemoryDeviceType');
if(is_array($mem_speed) && count($mem_speed) > 0)
{
$mem_speed = array_shift($mem_speed);
}
$mem_speed = str_replace('MHZ', 'MHz', $mem_speed);
}
else if(phodevi::is_windows())
{
$mem_size = phodevi_windows_parser::read_cpuz('DIMM #', 'Size', true);
foreach($mem_size as $key => &$individual_size)
{
$individual_size = pts_arrays::first_element(explode(' ', $individual_size));
if(!is_numeric($individual_size))
{
unset($mem_size[$key]);
}
}
$mem_type = phodevi_windows_parser::read_cpuz('Memory Type', null);
$mem_speed = intval(phodevi_windows_parser::read_cpuz('Memory Frequency', null)) . 'MHz';
}
else if(phodevi::is_linux())
{
$mem_size = phodevi_linux_parser::read_dmidecode('memory', 'Memory Device', 'Size', false, array('Not Installed', 'No Module Installed'));
$mem_speed = phodevi_linux_parser::read_dmidecode('memory', 'Memory Device', 'Speed', true, 'Unknown');
$mem_type = phodevi_linux_parser::read_dmidecode('memory', 'Memory Device', 'Type', true, array('Unknown', 'Other', 'Flash'));
$mem_manufacturer = phodevi_linux_parser::read_dmidecode('memory', 'Memory Device', 'Manufacturer', true, array('Unknown'));
$mem_part = phodevi_linux_parser::read_dmidecode('memory', 'Memory Device', 'Part Number', true, array('Unknown'));
}
if(is_array($mem_type))
{
$mem_type = array_pop($mem_type);
}
if($mem_size != false && (!is_array($mem_size) || count($mem_size) != 0))
{
for($i = 0; $i < count($mem_size); $i++)
{
switch(substr($mem_size[$i], -1))
{
case 'K':
// looks like sometimes Solaris now reports flash chip as memory. its string ends with K
unset($mem_size[$i]);
unset($mem_speed[$i]);
unset($mem_type[$i]);
break;
case 'M':
// report megabytes as MB, just not M, as on Solaris
$mem_size[$i] .= 'B';
break;
case 'B':
if(strtolower(substr($mem_size[$i], -2, 1)) == 'k')
{
// some hardware on Linux via dmidecode reports flash chips
unset($mem_size[$i]);
//unset($mem_speed[$i]);
//unset($mem_type[$i]);
}
break;
}
}
foreach($mem_size as $i => $mem_stick)
{
if(!is_numeric(substr($mem_stick, 0, 3)) && stripos($mem_stick, 'GB') == false)
{
// If the memory size isn't at least three digits (basically 128MB+), chances are something is wrong, i.e. reporting flash chip from dmidecode, so get rid of it.
unset($mem_size[$i]);
}
}
$mem_count = count($mem_size);
if(!empty($mem_type))
{
if(($cut = strpos($mem_type, ' ')) > 0)
{
$mem_type = substr($mem_type, 0, $cut);
}
if(!in_array($mem_type, array('Other')) && (pts_strings::keep_in_string($mem_type, pts_strings::CHAR_NUMERIC | pts_strings::CHAR_LETTER) == $mem_type || phodevi::is_windows()))
{
$mem_prefix = $mem_type;
}
}
else
{
$mem_prefix = null;
}
if(!empty($mem_speed))
{
if(($cut = strpos($mem_speed, ' (')) > 0)
{
$mem_speed = substr($mem_speed, 0, $cut);
}
if(!empty($mem_prefix))
{
$mem_prefix .= '-';
}
$mem_prefix .= str_replace(' ', null, $mem_speed);
}
// TODO: Allow a combination of both functions below, so like 2 x 2GB + 3 x 1GB DDR2-800
if($mem_count > 1 && count(array_unique($mem_size)) > 1)
{
$mem_string = implode(' + ', $mem_size) . ' ' . $mem_prefix;
}
else
{
if(($mem_count * $mem_size[0]) != phodevi::read_property('memory', 'capacity') && phodevi::read_property('memory', 'capacity') % $mem_size[0] == 0)
{
// This makes sure the correct number of RAM modules is reported...
// On at least Linux with dmidecode on an AMD Opteron multi-socket setup it's only showing the data for one socket
if($mem_size[0] < 1024)
{
$mem_size[0] *= 1024;
}
$mem_count = phodevi::read_property('memory', 'capacity') / $mem_size[0];
}
$product_string = null;
if(isset($mem_manufacturer[2]) && ctype_alpha($mem_manufacturer[0]) && stripos($mem_manufacturer, 'manufacturer') === false && stripos($mem_manufacturer, 'part') === false && stripos($mem_manufacturer, 'module') === false && stripos($mem_manufacturer, 'dimm') === false && isset($mem_manufacturer[2]) && ctype_alpha($mem_manufacturer))
{
$product_string .= ' ' . $mem_manufacturer;
}
if(isset($mem_part[2]) && stripos($mem_part, 'part') === false && stripos($mem_part, 'module') === false && stripos($mem_part, 'dimm') === false && substr($mem_part, 0, 2) != '0x' && !isset($mem_part[24]) && ctype_alnum($mem_part))
{
$product_string .= ' ' . $mem_part;
}
if(is_numeric($mem_size[0]) && stripos($mem_size[0], 'b') === false)
{
if($mem_size >= 1024)
{
$mem_size[0] .= ' MB';
}
else
{
$mem_size[0] .= ' GB';
}
}
$mem_string = $mem_count . ' x ' . $mem_size[0] . ' ' . $mem_prefix . $product_string;
}
}
if(empty($mem_string))
{
$mem_string = phodevi::read_property('memory', 'capacity');
if($mem_string != null)
{
$mem_string .= 'MB';
}
}
return trim($mem_string);
}
public static function memory_capacity()
{
// Returns physical memory capacity
if(isset(phodevi::$vfs->meminfo))
{
$info = phodevi::$vfs->meminfo;
$info = substr($info, strpos($info, 'MemTotal:') + 9);
$info = intval(trim(substr($info, 0, strpos($info, 'kB'))));
$info = floor($info / 1024);
if(is_numeric($info) && $info > 950)
{
if($info > 4608)
{
$info = ceil($info / 1024) * 1024;
}
else if($info > 1536)
{
$info = ceil($info / 512) * 512;
}
else
{
$info = ceil($info / 256) * 256;
}
}
}
else if(phodevi::is_solaris())
{
$info = shell_exec('prtconf 2>&1 | grep Memory');
$info = substr($info, strpos($info, ':') + 2);
$info = substr($info, 0, strpos($info, 'Megabytes'));
}
else if(phodevi::is_bsd())
{
$mem_size = phodevi_bsd_parser::read_sysctl('hw.physmem');
if($mem_size == false)
{
$mem_size = phodevi_bsd_parser::read_sysctl('hw.realmem');
}
$info = ceil(floor($mem_size / 1048576) / 256) * 256;
}
else if(phodevi::is_macosx())
{
$info = phodevi_osx_parser::read_osx_system_profiler('SPHardwareDataType', 'Memory');
$info = explode(' ', $info);
$info = (isset($info[1]) && $info[1] == 'GB' ? $info[0] * 1024 : $info[0]);
}
else if(phodevi::is_windows())
{
$info = phodevi_windows_parser::read_cpuz('Memory Size', null);
if($info != null)
{
if(($e = strpos($info, ' MBytes')) !== false)
{
$info = substr($info, 0, $e);
}
$info = trim($info);
}
}
else
{
$info = null;
}
return $info;
}
}
?>
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