获取APP和设备相关信息
APP NAME: [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleDisplayName"]
APP BUILD: [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleVersion"]
APP VERSION: [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleShortVersionString"]
设备版本号：[[[UIDevice currentDevice] systemVersion] integerValue]
+ (NSString * _Nonnull)uniqueIdentifier {//获取设备的uuid
NSString *UUID;
if ([[UIDevice currentDevice] respondsToSelector:@selector(identifierForVendor)]) {
UUID = [[[UIDevice currentDevice] identifierForVendor] UUIDString];
} else {
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
UUID = [defaults stringForKey:BFUniqueIdentifierDefaultsKey];
if (!UUID) {
UUID = [NSString generateUUID];
[defaults setObject:UUID forKey:BFUniqueIdentifierDefaultsKey];
[defaults synchronize];
}
}
return UUID;
}
+ (NSString * _Nonnull)generateUUID {
CFUUIDRef theUUID = CFUUIDCreate(NULL);
CFStringRef string = CFUUIDCreateString(NULL, theUUID);
CFRelease(theUUID);
return (__bridge_transfer NSString *)string;
}
+ (NSNumber * _Nonnull)totalDiskSpace {//总共的硬盘大小
NSDictionary *attributes = [[NSFileManager defaultManager] attributesOfFileSystemForPath:NSHomeDirectory() error:nil];
return [attributes objectForKey:NSFileSystemSize];
}
+ (NSNumber * _Nonnull)freeDiskSpace {//可用的硬盘大小
NSDictionary *attributes = [[NSFileManager defaultManager] attributesOfFileSystemForPath:NSHomeDirectory() error:nil];
return [attributes objectForKey:NSFileSystemFreeSize];
}
+ (NSUInteger)getSysInfo:(uint)typeSpecifier {
//RAM大小，其中typeSpecifier为HW_MEMSIZE
//cpu大小，其中typeSpecifier为HW_NCPU
//总内存大小，其中typeSpecifier为HW_PHYSMEM
//用户内存，其中typeSpecifier为HW_USERMEM
size_t size = sizeof(int);
int results;
int mib[2] = {CTL_HW, typeSpecifier};
sysctl(mib, 2, &results, &size, NULL, 0);
return (NSUInteger) results;
}
+ (NSString * _Nonnull)devicePlatform {//设备的类型（iphone，ipad，ipod，AppleTV）
size_t size;
sysctlbyname("hw.machine", NULL, &size, NULL, 0);
char *machine = malloc(size);
sysctlbyname("hw.machine", machine, &size, NULL, 0);
NSString *platform = [NSString stringWithUTF8String:machine];
free(machine);
return platform;
}
+ (BOOL)isRetina {//是Retina屏幕
if ([[UIScreen mainScreen] respondsToSelector:@selector(displayLinkWithTarget:selector:)] && ([UIScreen mainScreen].scale == 2.0 || [UIScreen mainScreen].scale == 3.0)) {
return YES;
} else {
return NO;
}
}
+ (BOOL)isRetinaHD {//是RetinaHD屏幕
if ([[UIScreen mainScreen] respondsToSelector:@selector(displayLinkWithTarget:selector:)] && ([UIScreen mainScreen].scale == 3.0)) {
return YES;
} else {
return NO;
}
}
+ (float)currentAppCPUUsage {//当前APPCPU资源
kern_return_t kr;
task_info_data_t tinfo;
mach_msg_type_number_t task_info_count;
task_info_count = TASK_INFO_MAX;
kr = task_info(mach_task_self(), TASK_BASIC_INFO, (task_info_t)tinfo, &task_info_count);
if (kr != KERN_SUCCESS) {
return -1;
}
task_basic_info_t basic_info;
thread_array_t thread_list;
mach_msg_type_number_t thread_count;
thread_info_data_t thinfo;
mach_msg_type_number_t thread_info_count;
thread_basic_info_t basic_info_th;
uint32_t stat_thread = 0;
basic_info = (task_basic_info_t)tinfo;
kr = task_threads(mach_task_self(), &thread_list, &thread_count);
if (kr != KERN_SUCCESS) {
return -1;
}
if (thread_count > 0) stat_thread += thread_count;
long tot_sec = 0;
long tot_usec = 0;
float tot_cpu = 0;
int j;
for (j = 0; j < thread_count; j++) {
thread_info_count = THREAD_INFO_MAX;
kr = thread_info(thread_list[j], THREAD_BASIC_INFO, (thread_info_t)thinfo, &thread_info_count);
if (kr != KERN_SUCCESS) {
return -1;
}
basic_info_th = (thread_basic_info_t)thinfo;
if (!(basic_info_th->flags & TH_FLAGS_IDLE)) {
tot_sec = tot_sec + basic_info_th->user_time.seconds + basic_info_th->system_time.seconds;
tot_usec = tot_usec + basic_info_th->system_time.microseconds + basic_info_th->system_time.microseconds;
tot_cpu = tot_cpu + basic_info_th->cpu_usage / (float)TH_USAGE_SCALE * 100.0;
}
}
kr = vm_deallocate(mach_task_self(), (vm_offset_t)thread_list, thread_count * sizeof(thread_t));
assert(kr == KERN_SUCCESS);
return tot_cpu;
}
+ (BOOL)isJailBreak
{//是否越狱
BOOL cydia = NO;
BOOL binBash = NO;
NSString *filePath = @"/Applications/Cydia.app";
if ([[NSFileManager defaultManager] fileExistsAtPath:filePath])
{
cydia = YES;
}
FILE * f = fopen("/bin/bash", "r");
if (f != NULL)
{
binBash = YES;
}
fclose(f);
if (cydia || binBash) {
return YES;
} else {
return NO;
}
}
//获取设备所连wifi信号强度
- (NSString*)fetchSSIDInfo {
NSString *ssid = nil;
NSArray *ifs = (__bridge_transfer id)CNCopySupportedInterfaces();
for (NSString *ifnam in ifs) {
NSDictionary *info = (__bridge_transfer id)CNCopyCurrentNetworkInfo((__bridge CFStringRef)ifnam);
if (info[@"SSID"]) {
ssid = info[@"SSID"];
}
}
return ssid;
}
//获得所连Wi-Fi的Mac地址
- (NSString*)fetchBSSIDInfo {
NSString *bssid = nil;
NSArray *ifs = (__bridge_transfer id)CNCopySupportedInterfaces();
for (NSString *ifnam in ifs) {
NSDictionary *info = (__bridge_transfer id)CNCopyCurrentNetworkInfo((__bridge CFStringRef)ifnam);
if (info[@"BSSID"]) {
bssid = info[@"BSSID"];
}
}
//去除冒号
return [bssid stringByReplacingOccurrencesOfString:@":" withString:@""];
}
//获取广播地址
-(NSString *)getIpAddressInfo{
struct ifaddrs *interfaces = NULL;
struct ifaddrs *temp_addr = NULL;
NSString *address;
getifaddrs(&interfaces);
temp_addr = interfaces;
while (temp_addr!=NULL) {
NSString *ifa_name = [NSString stringWithUTF8String:temp_addr->ifa_name];
if ([ifa_name isEqualToString:@"en0"]&&temp_addr->ifa_addr->sa_family == AF_INET) {
unsigned int IP = ((struct sockaddr_in *)temp_addr->ifa_addr)->sin_addr.s_addr;
unsigned int mask = ((struct sockaddr_in *)temp_addr->ifa_netmask)->sin_addr.s_addr;
myHost = [NSString stringWithUTF8String:inet_ntoa(((struct sockaddr_in *)temp_addr->ifa_addr)->sin_addr)];
unsigned int temp = (IP&mask)|(~mask);//计算广播地址
struct in_addr inaddr;
inaddr.s_addr = temp;
address = [NSString stringWithUTF8String:inet_ntoa(inaddr)];
return address;
}
temp_addr = temp_addr->ifa_next;
}
return nil;
}
