Fuzzing test

zyantific · Dec 22, 2021 · f05434e · f05434e
1 parent 615a8f5
commit f05434e
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/src/SharedData.c b/src/SharedData.c
@@ -211,4 +211,4 @@ ZyanBool ZydisGetAccessedFlags(const ZydisInstructionDefinition* definition,
 
 /* ---------------------------------------------------------------------------------------------- */
 
-/* ============================================================================================== */
+/* ============================================================================================== */
diff --git a/tools/ZydisFuzzDecoder.c b/tools/ZydisFuzzDecoder.c
@@ -49,6 +49,10 @@ typedef struct ZydisFuzzControlBlock_
     ZyanUPointer formatter_properties[ZYDIS_FORMATTER_PROP_MAX_VALUE + 1];
     char string[16];
     ZyanU16 formatter_max_len;
+
+    ZydisDecoder decoder;
+    ZydisDecoderContext context;
+    ZydisDecodedInstruction instruction;
 } ZydisFuzzControlBlock;
 
 /* ============================================================================================== */
@@ -86,6 +90,9 @@ int ZydisFuzzTarget(ZydisStreamRead read_fn, void* stream_ctx)
         }
     }
 
+    ZydisDecodedOperand operands2[ZYDIS_MAX_OPERAND_COUNT];
+    ZydisDecoderDecodeOperands(&control_block.decoder, &control_block.context, &control_block.instruction, operands2, ZYDIS_MAX_OPERAND_COUNT);
+
     ZydisFormatter formatter;
     if (!ZYAN_SUCCESS(ZydisFormatterInit(&formatter, control_block.formatter_style)))
     {