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mdc v14

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This commit is contained in:
f1shy-dev
2023-02-11 20:16:13 +00:00
parent 0dc0ff8151
commit 486b3d12bd
25 changed files with 671 additions and 378 deletions
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52
AltStore/MDCExploit/grant_full_disk_access.m
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@@ -580,35 +580,31 @@ static NSData* make_patch_installd(void* executableMap, size_t executableLength)
}
bool patch_installd() {
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_BACKGROUND, 0), ^{
const char* targetPath = "/usr/libexec/installd";
int fd = open(targetPath, O_RDONLY | O_CLOEXEC);
off_t targetLength = lseek(fd, 0, SEEK_END);
lseek(fd, 0, SEEK_SET);
void* targetMap = mmap(nil, targetLength, PROT_READ, MAP_SHARED, fd, 0);
const char* targetPath = "/usr/libexec/installd";
int fd = open(targetPath, O_RDONLY | O_CLOEXEC);
off_t targetLength = lseek(fd, 0, SEEK_END);
lseek(fd, 0, SEEK_SET);
void* targetMap = mmap(nil, targetLength, PROT_READ, MAP_SHARED, fd, 0);
NSData* originalData = [NSData dataWithBytes:targetMap length:targetLength];
NSData* sourceData = make_patch_installd(targetMap, targetLength);
if (!sourceData) {
NSLog(@"can't patchfind");
// return ;
}
NSData* originalData = [NSData dataWithBytes:targetMap length:targetLength];
NSData* sourceData = make_patch_installd(targetMap, targetLength);
if (!sourceData) {
NSLog(@"can't patchfind");
return false;
}
if (!overwrite_file(fd, sourceData)) {
overwrite_file(fd, originalData);
munmap(targetMap, targetLength);
NSLog(@"can't overwrite");
// return ;
}
munmap(targetMap, targetLength);
xpc_crasher("com.apple.mobile.installd");
sleep(1);
if (!overwrite_file(fd, sourceData)) {
overwrite_file(fd, originalData);
munmap(targetMap, targetLength);
NSLog(@"can't overwrite");
return false;
}
munmap(targetMap, targetLength);
xpc_crasher("com.apple.mobile.installd");
sleep(1);
// TODO(zhuowei): for now we revert it once installd starts
// so the change will only last until when this installd exits
// overwrite_file(fd, originalData);
NSLog(@"patched");
// return;
});
return true;
// TODO(zhuowei): for now we revert it once installd starts
// so the change will only last until when this installd exits
// overwrite_file(fd, originalData);
return true;
}