| // Copyright 2017 syzkaller project authors. All rights reserved. |
| // Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file. |
| |
| //go:build ignore |
| // +build ignore |
| |
| package main |
| |
| import ( |
| "bytes" |
| "fmt" |
| "io/ioutil" |
| "os" |
| "regexp" |
| |
| "github.com/google/syzkaller/pkg/tool" |
| ) |
| |
| func main() { |
| out, err := os.Create("generated.go") |
| if err != nil { |
| tool.Fail(err) |
| } |
| defer out.Close() |
| data, err := ioutil.ReadFile("../../executor/common.h") |
| if err != nil { |
| tool.Fail(err) |
| } |
| executorFilenames := []string{ |
| "common_linux.h", |
| "common_akaros.h", |
| "common_bsd.h", |
| "common_openbsd.h", |
| "common_fuchsia.h", |
| "common_windows.h", |
| "common_test.h", |
| "common_kvm_amd64.h", |
| "common_kvm_arm64.h", |
| "common_kvm_ppc64.h", |
| "common_usb_linux.h", |
| "common_usb_netbsd.h", |
| "common_usb.h", |
| "common_ext.h", |
| "android/android_seccomp.h", |
| "kvm.h", |
| "kvm_amd64.S.h", |
| "kvm_ppc64le.S.h", |
| "common_zlib.h", |
| } |
| data = replaceIncludes(executorFilenames, "../../executor/", data) |
| androidFilenames := []string{ |
| "arm64_app_policy.h", |
| "arm_app_policy.h", |
| "x86_64_app_policy.h", |
| "x86_app_policy.h", |
| "arm64_system_policy.h", |
| "arm_system_policy.h", |
| "x86_64_system_policy.h", |
| "x86_system_policy.h", |
| } |
| data = replaceIncludes(androidFilenames, "../../executor/android/", data) |
| // Remove `//` comments, but keep lines which start with `//%`. |
| for _, remove := range []string{ |
| "(\n|^)\\s*//$", |
| "(\n|^)\\s*//[^%].*", |
| "\\s*//$", |
| "\\s*//[^%].*", |
| } { |
| data = regexp.MustCompile(remove).ReplaceAll(data, nil) |
| } |
| fmt.Fprintf(out, "// Code generated by gen.go from executor/*.h. DO NOT EDIT.\n\n") |
| fmt.Fprintf(out, "package csource\n\nvar commonHeader = `\n") |
| out.Write(data) |
| fmt.Fprintf(out, "`\n") |
| } |
| |
| func replaceIncludes(filenames []string, location string, data []byte) []byte { |
| for _, include := range filenames { |
| contents, err := ioutil.ReadFile(location + include) |
| if err != nil { |
| tool.Fail(err) |
| } |
| replace := []byte("#include \"" + include + "\"") |
| if bytes.Index(data, replace) == -1 { |
| tool.Failf("can't find %v include", include) |
| } |
| data = bytes.Replace(data, replace, contents, -1) |
| } |
| return data |
| } |