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98 lines
3.1 KiB
98 lines
3.1 KiB
// DTTJailbreakDetection.m
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//
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// Copyright (c) 2014 Doan Truong Thi
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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#import "DTTJailbreakDetection.h"
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@implementation DTTJailbreakDetection
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+ (BOOL)isJailbroken
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{
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#if !(TARGET_IPHONE_SIMULATOR)
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FILE *file = fopen("/Applications/Cydia.app", "r");
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if (file) {
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fclose(file);
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return YES;
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}
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file = fopen("/Library/MobileSubstrate/MobileSubstrate.dylib", "r");
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if (file) {
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fclose(file);
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return YES;
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}
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file = fopen("/bin/bash", "r");
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if (file) {
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fclose(file);
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return YES;
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}
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file = fopen("/usr/sbin/sshd", "r");
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if (file) {
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fclose(file);
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return YES;
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}
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file = fopen("/etc/apt", "r");
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if (file) {
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fclose(file);
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return YES;
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}
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file = fopen("/usr/bin/ssh", "r");
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if (file) {
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fclose(file);
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return YES;
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}
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NSFileManager *fileManager = [NSFileManager defaultManager];
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if ([fileManager fileExistsAtPath:@"/Applications/Cydia.app"]) {
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return YES;
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} else if ([fileManager fileExistsAtPath:@"/Library/MobileSubstrate/MobileSubstrate.dylib"]) {
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return YES;
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} else if ([fileManager fileExistsAtPath:@"/bin/bash"]) {
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return YES;
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} else if ([fileManager fileExistsAtPath:@"/usr/sbin/sshd"]) {
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return YES;
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} else if ([fileManager fileExistsAtPath:@"/etc/apt"]) {
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return YES;
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} else if ([fileManager fileExistsAtPath:@"/usr/bin/ssh"]) {
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return YES;
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}
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// Check if the app can access outside of its sandbox
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NSError *error = nil;
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NSString *string = @".";
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[string writeToFile:@"/private/jailbreak.txt" atomically:YES encoding:NSUTF8StringEncoding error:&error];
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if (!error) {
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return YES;
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} else {
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[fileManager removeItemAtPath:@"/private/jailbreak.txt" error:nil];
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}
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// Check if the app can open a Cydia's URL scheme
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if ([[UIApplication sharedApplication] canOpenURL:[NSURL URLWithString:@"cydia://package/com.example.package"]]) {
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return YES;
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}
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#endif
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return NO;
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}
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@end
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