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[PATCH 2/2] plugin: extend API with qemu_plugin_tb_size


From: Luke Craig
Subject: [PATCH 2/2] plugin: extend API with qemu_plugin_tb_size
Date: Mon, 27 Jan 2025 15:17:34 -0500

---
 include/qemu/qemu-plugin.h | 10 ++++++++++
 plugins/api.c              |  5 +++++
 2 files changed, 15 insertions(+)

diff --git a/include/qemu/qemu-plugin.h b/include/qemu/qemu-plugin.h
index a1c478c54f..1fa656da82 100644
--- a/include/qemu/qemu-plugin.h
+++ b/include/qemu/qemu-plugin.h
@@ -476,6 +476,16 @@ void qemu_plugin_register_vcpu_insn_exec_inline_per_vcpu(
 QEMU_PLUGIN_API
 size_t qemu_plugin_tb_n_insns(const struct qemu_plugin_tb *tb);
 
+/**
+ * qemu_plugin_tb_size() - query helper for size of TB
+ * @tb: opaque handle to TB passed to callback
+ * 
+ * Returns: size of block in bytes
+ */
+
+QEMU_PLUGIN_API
+size_t qemu_plugin_tb_size(const struct qemu_plugin_tb *tb);
+
 /**
  * qemu_plugin_tb_vaddr() - query helper for vaddr of TB start
  * @tb: opaque handle to TB passed to callback
diff --git a/plugins/api.c b/plugins/api.c
index 7ff5e1c1bd..177f0ac9b6 100644
--- a/plugins/api.c
+++ b/plugins/api.c
@@ -241,6 +241,11 @@ size_t qemu_plugin_tb_n_insns(const struct qemu_plugin_tb 
*tb)
     return tb->n;
 }
 
+size_t qemu_plugin_tb_size(const struct qemu_plugin_tb *tb){
+    const DisasContextBase *db = tcg_ctx->plugin_db;
+    return db->size;
+}
+
 uint64_t qemu_plugin_tb_vaddr(const struct qemu_plugin_tb *tb)
 {
     const DisasContextBase *db = tcg_ctx->plugin_db;
-- 
2.34.1




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