Adding upstream version 0.0~git20250520.a1d9079+dfsg.
Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
parent
590ac7ff5f
commit
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GPG key ID:
FBB4F0E80A80222F
456 changed files with 70406 additions and 0 deletions
357
cmd/gomobile/build_androidapp.go
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357
cmd/gomobile/build_androidapp.go
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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import (
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"bytes"
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"crypto/x509"
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"encoding/base64"
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"encoding/pem"
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"encoding/xml"
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"errors"
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"fmt"
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"io"
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"log"
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"os"
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"path"
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"path/filepath"
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"strings"
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"golang.org/x/mobile/internal/binres"
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"golang.org/x/tools/go/packages"
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)
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func goAndroidBuild(pkg *packages.Package, targets []targetInfo) (map[string]bool, error) {
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ndkRoot, err := ndkRoot(targets...)
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if err != nil {
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return nil, err
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}
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appName := path.Base(pkg.PkgPath)
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libName := androidPkgName(appName)
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// TODO(hajimehoshi): This works only with Go tools that assume all source files are in one directory.
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// Fix this to work with other Go tools.
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dir := filepath.Dir(pkg.GoFiles[0])
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manifestPath := filepath.Join(dir, "AndroidManifest.xml")
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manifestData, err := os.ReadFile(manifestPath)
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if err != nil {
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if !os.IsNotExist(err) {
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return nil, err
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}
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buf := new(bytes.Buffer)
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buf.WriteString(`<?xml version="1.0" encoding="utf-8"?>`)
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err := manifestTmpl.Execute(buf, manifestTmplData{
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// TODO(crawshaw): a better package path.
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JavaPkgPath: "org.golang.todo." + libName,
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Name: strings.Title(appName),
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LibName: libName,
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})
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if err != nil {
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return nil, err
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}
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manifestData = buf.Bytes()
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if buildV {
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fmt.Fprintf(os.Stderr, "generated AndroidManifest.xml:\n%s\n", manifestData)
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}
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} else {
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libName, err = manifestLibName(manifestData)
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if err != nil {
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return nil, fmt.Errorf("error parsing %s: %v", manifestPath, err)
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}
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}
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libFiles := []string{}
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nmpkgs := make(map[string]map[string]bool) // map: arch -> extractPkgs' output
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for _, t := range targets {
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toolchain := ndk.Toolchain(t.arch)
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libPath := "lib/" + toolchain.abi + "/lib" + libName + ".so"
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libAbsPath := filepath.Join(tmpdir, libPath)
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if err := mkdir(filepath.Dir(libAbsPath)); err != nil {
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return nil, err
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}
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err = goBuild(
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pkg.PkgPath,
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androidEnv[t.arch],
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"-buildmode=c-shared",
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"-o", libAbsPath,
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)
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if err != nil {
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return nil, err
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}
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nmpkgs[t.arch], err = extractPkgs(toolchain.Path(ndkRoot, "nm"), libAbsPath)
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if err != nil {
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return nil, err
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}
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libFiles = append(libFiles, libPath)
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}
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block, _ := pem.Decode([]byte(debugCert))
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if block == nil {
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return nil, errors.New("no debug cert")
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}
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privKey, err := x509.ParsePKCS1PrivateKey(block.Bytes)
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if err != nil {
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return nil, err
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}
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if buildO == "" {
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buildO = androidPkgName(path.Base(pkg.PkgPath)) + ".apk"
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}
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if !strings.HasSuffix(buildO, ".apk") {
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return nil, fmt.Errorf("output file name %q does not end in '.apk'", buildO)
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}
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var out io.Writer
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if !buildN {
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f, err := os.Create(buildO)
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if err != nil {
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return nil, err
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}
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defer func() {
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if cerr := f.Close(); err == nil {
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err = cerr
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}
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}()
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out = f
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}
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var apkw *Writer
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if !buildN {
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apkw = NewWriter(out, privKey)
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}
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apkwCreate := func(name string) (io.Writer, error) {
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if buildV {
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fmt.Fprintf(os.Stderr, "apk: %s\n", name)
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}
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if buildN {
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return io.Discard, nil
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}
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return apkw.Create(name)
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}
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apkwWriteFile := func(dst, src string) error {
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w, err := apkwCreate(dst)
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if err != nil {
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return err
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}
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if !buildN {
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f, err := os.Open(src)
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if err != nil {
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return err
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}
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defer f.Close()
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if _, err := io.Copy(w, f); err != nil {
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return err
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}
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}
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return nil
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}
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w, err := apkwCreate("classes.dex")
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if err != nil {
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return nil, err
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}
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dexData, err := base64.StdEncoding.DecodeString(dexStr)
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if err != nil {
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log.Fatalf("internal error bad dexStr: %v", err)
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}
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if _, err := w.Write(dexData); err != nil {
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return nil, err
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}
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for _, libFile := range libFiles {
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if err := apkwWriteFile(libFile, filepath.Join(tmpdir, libFile)); err != nil {
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return nil, err
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}
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}
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for _, t := range targets {
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toolchain := ndk.Toolchain(t.arch)
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if nmpkgs[t.arch]["golang.org/x/mobile/exp/audio/al"] {
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dst := "lib/" + toolchain.abi + "/libopenal.so"
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src := filepath.Join(gomobilepath, dst)
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if _, err := os.Stat(src); err != nil {
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return nil, errors.New("the Android requires the golang.org/x/mobile/exp/audio/al, but the OpenAL libraries was not found. Please run gomobile init with the -openal flag pointing to an OpenAL source directory.")
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}
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if err := apkwWriteFile(dst, src); err != nil {
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return nil, err
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}
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}
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}
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// Add any assets.
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var arsc struct {
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iconPath string
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}
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assetsDir := filepath.Join(dir, "assets")
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assetsDirExists := true
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fi, err := os.Stat(assetsDir)
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if err != nil {
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if os.IsNotExist(err) {
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assetsDirExists = false
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} else {
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return nil, err
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}
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} else {
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assetsDirExists = fi.IsDir()
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}
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if assetsDirExists {
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// if assets is a symlink, follow the symlink.
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assetsDir, err = filepath.EvalSymlinks(assetsDir)
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if err != nil {
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return nil, err
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}
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err = filepath.Walk(assetsDir, func(path string, info os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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if name := filepath.Base(path); strings.HasPrefix(name, ".") {
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// Do not include the hidden files.
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return nil
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}
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if info.IsDir() {
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return nil
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}
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if rel, err := filepath.Rel(assetsDir, path); rel == "icon.png" && err == nil {
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arsc.iconPath = path
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// TODO returning here does not write the assets/icon.png to the final assets output,
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// making it unavailable via the assets API. Should the file be duplicated into assets
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// or should assets API be able to retrieve files from the generated resource table?
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return nil
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}
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name := "assets/" + path[len(assetsDir)+1:]
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return apkwWriteFile(name, path)
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})
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if err != nil {
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return nil, fmt.Errorf("asset %v", err)
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}
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}
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bxml, err := binres.UnmarshalXML(bytes.NewReader(manifestData), arsc.iconPath != "")
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if err != nil {
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return nil, err
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}
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// generate resources.arsc identifying single xxxhdpi icon resource.
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if arsc.iconPath != "" {
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pkgname, err := bxml.RawValueByName("manifest", xml.Name{Local: "package"})
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if err != nil {
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return nil, err
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}
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tbl, name := binres.NewMipmapTable(pkgname)
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if err := apkwWriteFile(name, arsc.iconPath); err != nil {
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return nil, err
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}
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w, err := apkwCreate("resources.arsc")
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if err != nil {
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return nil, err
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}
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bin, err := tbl.MarshalBinary()
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if err != nil {
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return nil, err
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}
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if _, err := w.Write(bin); err != nil {
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return nil, err
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}
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}
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w, err = apkwCreate("AndroidManifest.xml")
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if err != nil {
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return nil, err
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}
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bin, err := bxml.MarshalBinary()
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if err != nil {
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return nil, err
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}
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if _, err := w.Write(bin); err != nil {
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return nil, err
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}
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// TODO: add gdbserver to apk?
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if !buildN {
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if err := apkw.Close(); err != nil {
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return nil, err
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}
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}
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// TODO: return nmpkgs
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return nmpkgs[targets[0].arch], nil
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}
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// androidPkgName sanitizes the go package name to be acceptable as a android
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// package name part. The android package name convention is similar to the
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// java package name convention described in
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// https://docs.oracle.com/javase/specs/jls/se8/html/jls-6.html#jls-6.5.3.1
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// but not exactly same.
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func androidPkgName(name string) string {
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var res []rune
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for _, r := range name {
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switch {
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case 'a' <= r && r <= 'z', 'A' <= r && r <= 'Z', '0' <= r && r <= '9':
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res = append(res, r)
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default:
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res = append(res, '_')
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}
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}
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if len(res) == 0 || res[0] == '_' || ('0' <= res[0] && res[0] <= '9') {
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// Android does not seem to allow the package part starting with _.
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res = append([]rune{'g', 'o'}, res...)
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}
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s := string(res)
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// Look for Java keywords that are not Go keywords, and avoid using
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// them as a package name.
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//
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// This is not a problem for normal Go identifiers as we only expose
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// exported symbols. The upper case first letter saves everything
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// from accidentally matching except for the package name.
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//
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// Note that basic type names (like int) are not keywords in Go.
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switch s {
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case "abstract", "assert", "boolean", "byte", "catch", "char", "class",
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"do", "double", "enum", "extends", "final", "finally", "float",
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"implements", "instanceof", "int", "long", "native", "private",
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"protected", "public", "short", "static", "strictfp", "super",
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"synchronized", "this", "throw", "throws", "transient", "try",
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"void", "volatile", "while":
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s += "_"
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}
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return s
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}
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// A random uninteresting private key.
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// Must be consistent across builds so newer app versions can be installed.
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const debugCert = `
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-----BEGIN RSA PRIVATE KEY-----
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MIIEowIBAAKCAQEAy6ItnWZJ8DpX9R5FdWbS9Kr1U8Z7mKgqNByGU7No99JUnmyu
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NQ6Uy6Nj0Gz3o3c0BXESECblOC13WdzjsH1Pi7/L9QV8jXOXX8cvkG5SJAyj6hcO
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LOapjDiN89NXjXtyv206JWYvRtpexyVrmHJgRAw3fiFI+m4g4Qop1CxcIF/EgYh7
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rYrqh4wbCM1OGaCleQWaOCXxZGm+J5YNKQcWpjZRrDrb35IZmlT0bK46CXUKvCqK
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x7YXHgfhC8ZsXCtsScKJVHs7gEsNxz7A0XoibFw6DoxtjKzUCktnT0w3wxdY7OTj
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9AR8mobFlM9W3yirX8TtwekWhDNTYEu8dwwykwIDAQABAoIBAA2hjpIhvcNR9H9Z
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BmdEecydAQ0ZlT5zy1dvrWI++UDVmIp+Ve8BSd6T0mOqV61elmHi3sWsBN4M1Rdz
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3N38lW2SajG9q0fAvBpSOBHgAKmfGv3Ziz5gNmtHgeEXfZ3f7J95zVGhlHqWtY95
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JsmuplkHxFMyITN6WcMWrhQg4A3enKLhJLlaGLJf9PeBrvVxHR1/txrfENd2iJBH
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FmxVGILL09fIIktJvoScbzVOneeWXj5vJGzWVhB17DHBbANGvVPdD5f+k/s5aooh
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hWAy/yLKocr294C4J+gkO5h2zjjjSGcmVHfrhlXQoEPX+iW1TGoF8BMtl4Llc+jw
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lKWKfpECgYEA9C428Z6CvAn+KJ2yhbAtuRo41kkOVoiQPtlPeRYs91Pq4+NBlfKO
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2nWLkyavVrLx4YQeCeaEU2Xoieo9msfLZGTVxgRlztylOUR+zz2FzDBYGicuUD3s
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EqC0Wv7tiX6dumpWyOcVVLmR9aKlOUzA9xemzIsWUwL3PpyONhKSq7kCgYEA1X2F
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f2jKjoOVzglhtuX4/SP9GxS4gRf9rOQ1Q8DzZhyH2LZ6Dnb1uEQvGhiqJTU8CXxb
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7odI0fgyNXq425Nlxc1Tu0G38TtJhwrx7HWHuFcbI/QpRtDYLWil8Zr7Q3BT9rdh
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moo4m937hLMvqOG9pyIbyjOEPK2WBCtKW5yabqsCgYEAu9DkUBr1Qf+Jr+IEU9I8
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iRkDSMeusJ6gHMd32pJVCfRRQvIlG1oTyTMKpafmzBAd/rFpjYHynFdRcutqcShm
|
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aJUq3QG68U9EAvWNeIhA5tr0mUEz3WKTt4xGzYsyWES8u4tZr3QXMzD9dOuinJ1N
|
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+4EEumXtSPKKDG3M8Qh+KnkCgYBUEVSTYmF5EynXc2xOCGsuy5AsrNEmzJqxDUBI
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SN/P0uZPmTOhJIkIIZlmrlW5xye4GIde+1jajeC/nG7U0EsgRAV31J4pWQ5QJigz
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0+g419wxIUFryGuIHhBSfpP472+w1G+T2mAGSLh1fdYDq7jx6oWE7xpghn5vb9id
|
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EKLjdwKBgBtz9mzbzutIfAW0Y8F23T60nKvQ0gibE92rnUbjPnw8HjL3AZLU05N+
|
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cSL5bhq0N5XHK77sscxW9vXjG0LJMXmFZPp9F6aV6ejkMIXyJ/Yz/EqeaJFwilTq
|
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Mc6xR47qkdzu0dQ1aPm4XD7AWDtIvPo/GG2DKOucLBbQc2cOWtKS
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-----END RSA PRIVATE KEY-----
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`
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