X-Git-Url: https://git.saurik.com/apple/dyld.git/blobdiff_plain/d3f1e533acc7f70659b8bde9b6c040974f05e03b..bc3b7c8cda49ed8598284a489c0bb9694c67c6a4:/testing/kernel-cache-tests/kext-bind-to-kext-symbol-set-error/test.py

diff --git a/testing/kernel-cache-tests/kext-bind-to-kext-symbol-set-error/test.py b/testing/kernel-cache-tests/kext-bind-to-kext-symbol-set-error/test.py
new file mode 100644
index 0000000..37cea02
--- /dev/null
+++ b/testing/kernel-cache-tests/kext-bind-to-kext-symbol-set-error/test.py
@@ -0,0 +1,22 @@
+#!/usr/bin/python2.7
+
+import os
+import KernelCollection
+
+# This verifies that an non-Apple kext cannot bind to another Apple kext with a symbol set in the kext
+# foo.kext exports foo and bar.kext uses it
+
+def check(kernel_cache):
+    kernel_cache.buildKernelCollection("arm64", "/kext-bind-to-kext-symbol-set-error/main.kc", "/kext-bind-to-kext-symbol-set-error/main.kernel", "/kext-bind-to-kext-symbol-set-error/extensions", ["com.apple.foo", "not.com.apple.bar"], ["-json-errors"])
+
+    assert len(kernel_cache.dictionary()) == 1
+    assert kernel_cache.dictionary()[0]["id"] == "not.com.apple.bar"
+    assert len(kernel_cache.dictionary()[0]["errors"]) == 1
+    assert kernel_cache.dictionary()[0]["errors"][0] == "Failed to bind '_foo' in 'not.com.apple.bar' (at offset 0x0 in __DATA, __got) as could not find a kext which exports this symbol"
+
+
+# [~]> xcrun -sdk iphoneos.internal cc -arch arm64 -Wl,-static -mkernel -nostdlib -Wl,-add_split_seg_info -Wl,-rename_section,__TEXT,__text,__TEXT_EXEC,__text -Wl,-e,__start -Wl,-pagezero_size,0x0 -Wl,-pie main.c -o main.kernel
+# [~]> xcrun -sdk iphoneos.internal cc -arch arm64 -Wl,-kext -mkernel -nostdlib -Wl,-add_split_seg_info -Wl,-no_data_const foo.c -o extensions/foo.kext/foo -Wl,-sectcreate,__LINKINFO,__symbolsets,SymbolSets.plist -Wl,-segprot,__LINKINFO,r--,r--
+# [~]> xcrun -sdk iphoneos.internal cc -arch arm64 -Wl,-kext -mkernel -nostdlib -Wl,-add_split_seg_info -Wl,-no_data_const bar.c -o extensions/bar.kext/bar
+# [~]> rm -r extensions/*.kext/*.ld
+