mirror of
https://github.com/dortania/OpenCore-Legacy-Patcher.git
synced 2026-04-17 21:24:40 +10:00
58 lines
2.3 KiB
Diff
58 lines
2.3 KiB
Diff
diff --git a/BrcmPatchRAM/BlueToolFixup.cpp b/BrcmPatchRAM/BlueToolFixup.cpp
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index 0fa891a..4cebff4 100644
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--- a/BrcmPatchRAM/BlueToolFixup.cpp
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+++ b/BrcmPatchRAM/BlueToolFixup.cpp
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@@ -37,8 +37,10 @@ bool BlueToolFixup::start(IOService *provider) {
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}
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setProperty("VersionInfo", kextVersion);
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setName("bluetooth");
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+ /*
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uint8_t bytes[] {0x00, 0x00, 0x00, 0x00};
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setProperty("transport-encoding", bytes, sizeof(bytes));
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+ */
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registerService();
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return true;
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@@ -50,7 +52,22 @@ bool BlueToolFixup::start(IOService *provider) {
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static const uint8_t kSkipUpdateFilePathOriginal[] = "/etc/bluetool/SkipBluetoothAutomaticFirmwareUpdate";
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static const uint8_t kSkipUpdateFilePathPatched[] = "/System/Library/CoreServices/boot.efi";
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+static const uint8_t kVendorCheckOriginal[] =
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+ {
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+ 0x74, 0x08, // jz short 08
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+ 0x81, 0xFA, // cmp edx
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+ 0x12, 0x0A, 0x00, 0x00 // Vendor CSR
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+ };
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+
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+ static const uint8_t kVendorCheckPatched[] =
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+ {
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+ 0xEB, 0x08, // jmp short 08
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+ 0x81, 0xFA, // cmp edx
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+ 0x12, 0x0A, 0x00, 0x00 // Vendor CSR
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+ };
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+
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static const char *blueToolPath = "/usr/sbin/BlueTool";
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+static const char *bluetoothdPath = "/usr/sbin/bluetoothd";
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static mach_vm_address_t orig_cs_validate {};
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@@ -70,10 +87,14 @@ static inline void searchAndPatch(const void *haystack, size_t haystackSize, con
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static void patched_cs_validate_page(vnode_t vp, memory_object_t pager, memory_object_offset_t page_offset, const void *data, int *validated_p, int *tainted_p, int *nx_p) {
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char path[PATH_MAX];
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int pathlen = PATH_MAX;
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- FunctionCast(patched_cs_validate_page, orig_cs_validate)(vp, pager, page_offset, data, validated_p, tainted_p, nx_p);
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- if (vn_getpath(vp, path, &pathlen) == 0 && UNLIKELY(strcmp(path, blueToolPath) == 0)) {
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- searchAndPatch(data, PAGE_SIZE, path, kSkipUpdateFilePathOriginal, kSkipUpdateFilePathPatched);
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- }
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+ if (vn_getpath(vp, path, &pathlen) == 0) {
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+ if (UNLIKELY(strcmp(path, blueToolPath) == 0)) {
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+ searchAndPatch(data, PAGE_SIZE, path, kSkipUpdateFilePathOriginal, kSkipUpdateFilePathPatched);
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+ }
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+ if (UNLIKELY(strcmp(path, bluetoothdPath) == 0)) {
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+ searchAndPatch(data, PAGE_SIZE, path, kVendorCheckOriginal, kVendorCheckPatched);
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+ }
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+ }
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}
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