1 // Copyright 2017 The Fuchsia Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #pragma once
6 
7 #include <map>
8 #include <string>
9 #include <vector>
10 
11 #include "generator.h"
12 
13 /* Generates header files. */
14 class HeaderGenerator : public Generator {
15 public:
16     // A prefix on the syscall name, and a predicate that returns
17     // true if it should be omitted from the header.
18     using name_prefix_map =
19         std::vector<std::pair<std::string, bool (*)(const Syscall&)>>;
20 
HeaderGenerator(const std::string & function_prefix,const name_prefix_map & name_prefixes,const std::string & no_args_type,bool allow_pointer_wrapping,const std::map<std::string,std::string> & attributes)21     HeaderGenerator(const std::string& function_prefix,
22                     const name_prefix_map& name_prefixes,
23                     const std::string& no_args_type,
24                     bool allow_pointer_wrapping,
25                     const std::map<std::string, std::string>& attributes)
26         : function_prefix_(function_prefix),
27           name_prefixes_(name_prefixes),
28           no_args_type_(no_args_type),
29           attributes_(attributes),
30           allow_pointer_wrapping_(allow_pointer_wrapping) {}
31 
32     bool syscall(std::ofstream& os, const Syscall& sc) override;
33 
34 private:
35     const std::string function_prefix_;
36     const name_prefix_map name_prefixes_;
37     const std::string no_args_type_;
38     const std::map<std::string, std::string> attributes_;
39     const bool allow_pointer_wrapping_;
40 };
41 
42 HeaderGenerator kernel_header_generator();
43 HeaderGenerator user_header_generator();
44 HeaderGenerator vdso_header_generator();
45