Fix initial bootstrap, fix oob access caused by off by one math error...

opa334 · Mar 31, 2023 · 9ec278c · 9ec278c
1 parent aa5deda
commit 9ec278c
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Showing 2 changed files with 12 additions and 8 deletions.
diff --git a/BaseBin/jailbreakd/src/JBDTCPage.h b/BaseBin/jailbreakd/src/JBDTCPage.h
@@ -2,8 +2,8 @@
 
 #import "trustcache_structs.h"
 
-// 743 cdhashes fit into one page
-#define TC_ENTRY_COUNT_PER_PAGE 743
+// 742 cdhashes fit into one page
+#define TC_ENTRY_COUNT_PER_PAGE 742
 
 @class JBDTCPage;
 

diff --git a/Packages/Fugu15KernelExploit/Sources/Fugu15KernelExploit/Bootstrapper.swift b/Packages/Fugu15KernelExploit/Sources/Fugu15KernelExploit/Bootstrapper.swift
@@ -51,12 +51,16 @@ class Bootstrapper {
 
 	static func wipeSymlink(atPath path: String) throws {
 		let fileManager = FileManager.default
-		let attributes = try fileManager.attributesOfItem(atPath: path)
-		if let fileType = attributes[.type] as? FileAttributeType, fileType == .typeSymbolicLink {
-			try fileManager.removeItem(atPath: path)
-			Logger.print("Deleted symlink at \(path)")
-		} else {
-			Logger.print("Wanted to delete symlink at \(path), but it is not a symlink")
+		do {
+			let attributes = try fileManager.attributesOfItem(atPath: path)
+			if let fileType = attributes[.type] as? FileAttributeType, fileType == .typeSymbolicLink {
+				try fileManager.removeItem(atPath: path)
+				Logger.print("Deleted symlink at \(path)")
+			} else {
+				Logger.print("Wanted to delete symlink at \(path), but it is not a symlink")
+			}
+		} catch let error as NSError {
+			Logger.print("Wanted to delete symlink at \(path), error occured: \(error), but we ignore it")
 		}
 	}