bpf.lua: Implement load_funcs

src/lua/bcc/bpf.lua

@@ -129,6 +129,20 @@ function Bpf:initialize(args)
  assert(self.module ~= nil, "failed to compile BPF module")
 end
 
+function Bpf:load_funcs(prog_type)
+ prog_type = prog_type or "BPF_PROG_TYPE_KPROBE"
+
+ local result = {}
+ local fn_count = tonumber(libbcc.bpf_num_functions(self.module))
+
+ for i = 0,fn_count-1 do
+ local name = ffi.string(libbcc.bpf_function_name(self.module, i))
+ table.insert(result, self:load_func(name, prog_type))
+ end
+
+ return result
+end
+
 function Bpf:load_func(fn_name, prog_type)
  if self.funcs[fn_name] ~= nil then
  return self.funcs[fn_name]