from objc_util import ObjCClass
UIDevice = ObjCClass('UIDevice')
NSProcessInfo = ObjCClass('NSProcessInfo')
device = UIDevice.currentDevice()
process = NSProcessInfo.processInfo()
_fsizes = {'B': 1.0, 'KB': 1024.0, 'MB': float(pow(1024,2)), 'GB': float(pow(1024,3))}
def lowPowerModeStatus():
return process.isLowPowerModeEnabled()
def hostName():
return str(process.hostName())
def osVersion():
major = process.operatingSystemVersion().a
minor = process.operatingSystemVersion().b
patch = process.operatingSystemVersion().c
return (major, minor, patch)
def osVersionString():
return str(process.operatingSystemVersionString())
def deviceName():
return str(device.name())
def deviceType():
def get_available_memory(self):
"""found in github
what is the original source of this peace of magic?
https://gist.github.com/lukaskollmer/a09c0278d2d224b9f4839a895ebb9988
https://forum.omz-software.com/topic/3146/share-code-get-available-memory
"""
NSProcessInfo = ObjCClass('NSProcessInfo')
NSByteCountFormatter = ObjCClass('NSByteCountFormatter')
class c_vm_statistics(Structure):
_fields_ = [('free_count', c_uint), ('active_count', c_uint),
('inactive_count', c_uint), ('wire_count', c_uint),
('zero_fill_count', c_uint), ('reactivations', c_uint),
('pageins', c_uint), ('pageouts', c_uint),
('faults', c_uint), ('cow_faults', c_uint),
('lookups', c_uint), ('hits', c_uint),
('purgeable_count', c_uint), ('purges', c_uint),
('speculative_count', c_uint)]
c = cdll.LoadLibrary(None)
mach_host_self = c.mach_host_self
mach_host_self.restype = c_uint
mach_host_self.argtypes = [c_void_p]
host_page_size = c.host_page_size
host_page_size.restype = c_int
host_page_size.argtypes = [c_uint, POINTER(c_uint)]
host_statistics = c.host_statistics
host_statistics.restype = c_int
host_statistics.argtypes = [
c_uint, c_int, POINTER(c_int),
POINTER(c_uint)
]
host_port = c_uint()
host_size = c_uint()
page_size = c_uint()
host_port = mach_host_self(None)
host_size = c_uint(int(sizeof(c_vm_statistics) / sizeof(c_int)))
host_page_size(host_port, byref(page_size))
vm_stat = c_vm_statistics()
HOST_VM_INFO = c_int(2) # This is a c macro
KERN_SUCCESS = 0 # Another c macro (No c_int initializer used because we don't pass it to a c function)
get_host_statistics = host_statistics(
host_port, HOST_VM_INFO, cast(byref(vm_stat), POINTER(c_int)),
byref(host_size))
if not get_host_statistics == int(KERN_SUCCESS):
print("Failed to fetch vm statistics")
mem_used = (vm_stat.active_count + vm_stat.inactive_count +
vm_stat.wire_count) * int(page_size.value)
mem_free = vm_stat.free_count * int(page_size.value)
mem_total = mem_used + mem_free
physical_memory = NSProcessInfo.processInfo().physicalMemory()
byteCountFormtter = NSByteCountFormatter.new()
mem_used = byteCountFormtter.stringFromByteCount_(mem_used)
mem_free = byteCountFormtter.stringFromByteCount_(mem_free)
mem_total = byteCountFormtter.stringFromByteCount_(mem_total)
physical_memory = byteCountFormtter.stringFromByteCount_(
physical_memory)
self.LogMessage(f"used {mem_used} free {mem_free} total {mem_total}")
HOST_VM_INFO = c_int(2) # This is a c macro
KERN_SUCCESS = 0 # Another c macro (No c_int initializer used because we don't pass it to a c function)
get_host_statistics = host_statistics(host_port, HOST_VM_INFO,
cast(byref(vm_stat), POINTER(c_int)),
byref(host_size))
if not get_host_statistics == int(KERN_SUCCESS):
print("Failed to fetch vm statistics")
mem_used = (vm_stat.active_count + vm_stat.inactive_count +
vm_stat.wire_count) * int(page_size.value)
mem_free = vm_stat.free_count * int(page_size.value)
mem_total = mem_used + mem_free
physical_memory = NSProcessInfo.processInfo().physicalMemory()
byteCountFormtter = NSByteCountFormatter.new()
mem_used = byteCountFormtter.stringFromByteCount_(mem_used)
mem_free = byteCountFormtter.stringFromByteCount_(mem_free)
mem_total = byteCountFormtter.stringFromByteCount_(mem_total)
physical_memory = byteCountFormtter.stringFromByteCount_(physical_memory)
print('used: ', mem_used)
print('free: ', mem_free)
print('total: ', mem_total)
print('total (according to Cocoa): ', physical_memory)
# NSProcessInfo.processInfo().activeProcessorCount()
from objc_util import ObjCClass
UIDevice = ObjCClass('UIDevice')
NSProcessInfo = ObjCClass('NSProcessInfo')
device = UIDevice.currentDevice()
process = NSProcessInfo.processInfo()
_fsizes = {'B': 1.0, 'KB': 1024.0, 'MB': float(pow(1024,2)), 'GB': float(pow(1024,3))}
class Process (object):
def __init__(self):
self._objc = NSProcessInfo.processInfo()
self._fsizes = {'B': 1.0, 'KB': 1024.0, 'MB': float(pow(1024,2)), 'GB': float(pow(1024,3))}
@property
def lowPowerModeStatus(self):
return self._objc.isLowPowerModeEnabled()
@property
def hostName(self):
return str(self._objc.hostName())
@property
def osVersion(self):
major = self._objc.operatingSystemVersion().a
minor = self._objc.operatingSystemVersion().b
patch = self._objc.operatingSystemVersion().c
return (major, minor, patch)
@property
def osVersionString(self):
return str(self._objc.operatingSystemVersionString())
