From 0a27d5a52038664c25ef169cbe78c28c9a107402 Mon Sep 17 00:00:00 2001
From: varun-r-mallya <varunrmallya@gmail.com>
Date: Sun, 21 Sep 2025 19:24:01 +0530
Subject: [PATCH] add destroy function

---
 src/core/bpf_program.cpp | 13 ++++++++++++-
 src/core/bpf_program.h   |  1 +
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/core/bpf_program.cpp b/src/core/bpf_program.cpp
index 5b46fab..b8a8ec6 100644
--- a/src/core/bpf_program.cpp
+++ b/src/core/bpf_program.cpp
@@ -9,7 +9,7 @@ BpfProgram::BpfProgram(std::string  object_path, std::string  program_name)
 }
 
 BpfProgram::~BpfProgram() {
-    //TODO: detach here as well
+    destroy();
     if (obj_) {
         bpf_object__close(obj_);
     }
@@ -64,6 +64,17 @@ bool BpfProgram::attach() {
     return true;
 }
 
+bool BpfProgram::destroy() {
+    bool success = true;
+    for (auto [prog, link] : programs) {
+        if (!prog) {
+            throw BpfException("Program not loaded");
+        }
+        success = success & bpf_link__destroy(link);
+    }
+    return success;
+}
+
 void BpfProgram::load_and_attach() {
     load();
     attach();
diff --git a/src/core/bpf_program.h b/src/core/bpf_program.h
index 1cfe0ed..7ec73d7 100644
--- a/src/core/bpf_program.h
+++ b/src/core/bpf_program.h
@@ -21,6 +21,7 @@ public:
 
     bool load();
     bool attach();
+    bool destroy();
     void load_and_attach();
 
     [[nodiscard]] bool is_loaded() const { return obj_ != nullptr; }