From 52e2835061429d93abacf8d1cf00f7da69e7a853 Mon Sep 17 00:00:00 2001
From: Alice Frosi <afrosi@redhat.com>
Date: Mon, 27 Feb 2023 13:19:01 +0100
Subject: seitan: add op_cmp

The operation op_cmp allows to compare 2 areas of memory and if they
don't match to jump to an operation.
---
 gluten.h | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'gluten.h')

diff --git a/gluten.h b/gluten.h
index 69a6b6b..570d82a 100644
--- a/gluten.h
+++ b/gluten.h
@@ -52,6 +52,7 @@ enum op_type {
 	OP_RETURN,
 	OP_COPY_ARGS,
 	OP_END,
+	OP_CMP,
 };
 
 enum value_type {
@@ -106,6 +107,13 @@ struct op_copy_args {
 	struct copy_arg args[6];
 };
 
+struct op_cmp {
+	uint16_t s1_off;
+	uint16_t s2_off;
+	size_t size;
+	unsigned int jmp;
+};
+
 struct op {
 	enum op_type type;
 	union {
@@ -115,6 +123,7 @@ struct op {
 		struct op_return ret;
 		struct op_inject inj;
 		struct op_copy_args copy;
+		struct op_cmp cmp;
 	};
 };
 #endif /* GLUTEN_H */
-- 
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