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https://github.com/CloverHackyColor/CloverBootloader.git
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Change OC_STRING_ASSIGN_N macro to function to fix a side effect.
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9d7d7b6059
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@ -103,20 +103,41 @@ OcMain (
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} // extern "C"
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#endif
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#define OC_STRING_ASSIGN_N(ocString, value, len) do { \
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if( len >= sizeof(ocString.Value) ) { \
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memset(ocString.Value, 0, sizeof(ocString.Value)); \
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ocString.DynValue = (__typeof__(ocString.DynValue))malloc(len); \
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memcpy(ocString.DynValue, value, len); \
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ocString.MaxSize = (UINT32)len; \
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ocString.Size = (UINT32)len; /* unsafe cast */ \
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}else{ \
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ocString.DynValue = NULL; \
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memcpy(ocString.Value, value, len); \
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ocString.MaxSize = sizeof(ocString.Value); \
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ocString.Size = (UINT32)len; /* unsafe cast */ \
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} \
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} while (0)
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// This was a macro.
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// But there is a catch : if parameter value depends on ocString.DynValue, DynValue is wiped before value is evaluated.
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// Solution could have been an intermediary variable.
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inline void OC_DATA_ASSIGN_N(OC_DATA& ocString, const unsigned char* value, size_t len) {
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if( len >= sizeof(ocString.Value) ) {
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memset(ocString.Value, 0, sizeof(ocString.Value));
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ocString.DynValue = (__typeof__(ocString.DynValue))malloc(len);
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memcpy(ocString.DynValue, value, len);
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ocString.MaxSize = (UINT32)len;
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ocString.Size = (UINT32)len; /* unsafe cast */
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}else{
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ocString.DynValue = NULL;
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memcpy(ocString.Value, value, len);
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ocString.MaxSize = sizeof(ocString.Value);
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ocString.Size = (UINT32)len; /* unsafe cast */
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}
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}
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// This was a macro.
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// But there is a catch : if parameter value depends on ocString.DynValue, DynValue is wiped before value is evaluated.
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// Solution could have been an intermediary variable.
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inline void OC_STRING_ASSIGN_N(OC_STRING& ocString, const char* value, size_t len) {
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if( len >= sizeof(ocString.Value) ) {
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memset(ocString.Value, 0, sizeof(ocString.Value));
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ocString.DynValue = (__typeof__(ocString.DynValue))malloc(len);
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memcpy(ocString.DynValue, value, len);
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ocString.MaxSize = (UINT32)len;
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ocString.Size = (UINT32)len; /* unsafe cast */
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}else{
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ocString.DynValue = NULL;
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memcpy(ocString.Value, value, len);
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ocString.MaxSize = sizeof(ocString.Value);
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ocString.Size = (UINT32)len; /* unsafe cast */
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}
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}
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#define OC_STRING_ASSIGN(ocString, value) OC_STRING_ASSIGN_N(ocString, value, strlen(value)+1)
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@ -739,14 +739,14 @@ void LOADER_ENTRY::DelegateKernelPatches()
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mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->Count = (UINT32)kextPatch.Count;
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mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->Enabled = 1;
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OC_STRING_ASSIGN_N(mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->Find, kextPatch.Find.data(), kextPatch.Find.size());
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OC_DATA_ASSIGN_N(mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->Find, kextPatch.Find.data(), kextPatch.Find.size());
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OC_STRING_ASSIGN(mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->Identifier, kextPatch.getName().c_str());
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mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->Limit = (UINT32)kextPatch.SearchLen;
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OC_STRING_ASSIGN_N(mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->Mask, kextPatch.MaskFind.vdata(), kextPatch.MaskFind.size());
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OC_DATA_ASSIGN_N(mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->Mask, kextPatch.MaskFind.data(), kextPatch.MaskFind.size());
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OC_STRING_ASSIGN(mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->MaxKernel, ""); // it has been filtered, so we don't need to set Min and MaxKernel
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OC_STRING_ASSIGN(mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->MinKernel, "");
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OC_STRING_ASSIGN_N(mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->Replace, kextPatch.Replace.vdata(), kextPatch.Replace.size());
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OC_STRING_ASSIGN_N(mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->ReplaceMask, kextPatch.MaskReplace.vdata(), kextPatch.MaskReplace.size());
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OC_DATA_ASSIGN_N(mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->Replace, kextPatch.Replace.data(), kextPatch.Replace.size());
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OC_DATA_ASSIGN_N(mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->ReplaceMask, kextPatch.MaskReplace.data(), kextPatch.MaskReplace.size());
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mOpenCoreConfiguration.Kernel.Patch.Values[kextPatchIdx]->Skip = (UINT32)kextPatch.Skip;
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#ifdef JIEF_DEBUG
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if ( kextPatch.Label == "algrey - cpuid_set_info - ryzen cores and logicals count - part 3 - 10.14"_XS8 ) {
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