plugins: distinct types for callbacks

[mirror_qemu.git] / include / qemu / plugin.h

diff --git a/include/qemu/plugin.h b/include/qemu/plugin.h
index 2b126e1884fbb82a56fe71ec16e133e69258ac58..0c9e4f981e8071023d9c3f6429d18b2a96a72699 100644 (file)
--- a/include/qemu/plugin.h
+++ b/include/qemu/plugin.h
@@ -74,34 +74,40 @@ enum plugin_dyn_cb_type {
     PLUGIN_CB_INLINE_STORE_U64,
 };
 
+struct qemu_plugin_regular_cb {
+    union qemu_plugin_cb_sig f;
+    TCGHelperInfo *info;
+    void *userp;
+    enum qemu_plugin_mem_rw rw;
+};
+
+struct qemu_plugin_inline_cb {
+    qemu_plugin_u64 entry;
+    enum qemu_plugin_op op;
+    uint64_t imm;
+    enum qemu_plugin_mem_rw rw;
+};
+
+struct qemu_plugin_conditional_cb {
+    union qemu_plugin_cb_sig f;
+    TCGHelperInfo *info;
+    void *userp;
+    qemu_plugin_u64 entry;
+    enum qemu_plugin_cond cond;
+    uint64_t imm;
+};
+
 /*
  * A dynamic callback has an insertion point that is determined at run-time.
  * Usually the insertion point is somewhere in the code cache; think for
  * instance of a callback to be called upon the execution of a particular TB.
  */
 struct qemu_plugin_dyn_cb {
-    void *userp;
     enum plugin_dyn_cb_type type;
-    /* @rw applies to mem callbacks only (both regular and inline) */
-    enum qemu_plugin_mem_rw rw;
-    /* fields specific to each dyn_cb type go here */
     union {
-        struct {
-            union qemu_plugin_cb_sig f;
-            TCGHelperInfo *info;
-        } regular;
-        struct {
-            union qemu_plugin_cb_sig f;
-            TCGHelperInfo *info;
-            qemu_plugin_u64 entry;
-            enum qemu_plugin_cond cond;
-            uint64_t imm;
-        } cond;
-        struct {
-            qemu_plugin_u64 entry;
-            enum qemu_plugin_op op;
-            uint64_t imm;
-        } inline_insn;
+        struct qemu_plugin_regular_cb regular;
+        struct qemu_plugin_conditional_cb cond;
+        struct qemu_plugin_inline_cb inline_insn;
     };
 };