// @return [paths-of-artifacts], error
func (mi *MfgImage) CreateMfgImage() ([]string, error) {
cs, err := mi.build()
if err != nil {
return nil, err
}
sectionDir := MfgSectionBinDir(mi.basePkg.Name())
if err := os.MkdirAll(sectionDir, 0755); err != nil {
return nil, util.ChildNewtError(err)
}
for device, section := range cs.dsMap {
sectionPath := MfgSectionBinPath(mi.basePkg.Name(), device)
if err := ioutil.WriteFile(sectionPath, section, 0644); err != nil {
return nil, util.ChildNewtError(err)
}
}
manifest, err := mi.createManifest(cs)
if err != nil {
return nil, err
}
manifestPath := mi.ManifestPath()
if err := ioutil.WriteFile(manifestPath, manifest, 0644); err != nil {
return nil, util.FmtNewtError("Failed to write mfg manifest file: %s",
err.Error())
}
return mi.ToPaths(), nil
}
func writeElem(elem interface{}, buf *bytes.Buffer) error {
/* XXX: Assume target platform uses little endian. */
if err := binary.Write(buf, binary.LittleEndian, elem); err != nil {
return util.ChildNewtError(err)
}
return nil
}
func (mi *MfgImage) copyBinFiles() error {
dstPath := MfgBinDir(mi.basePkg.Name())
if err := os.MkdirAll(filepath.Dir(dstPath), 0755); err != nil {
return util.ChildNewtError(err)
}
bootPaths := bootLoaderFromPaths(mi.boot)
for _, path := range bootPaths {
dstDir := MfgBootDir(mi.basePkg.Name())
if err := mi.copyBinFile(path, dstDir); err != nil {
return err
}
}
for i, imgTarget := range mi.images {
imgPaths := imageFromPaths(imgTarget)
dstDir := MfgImageBinDir(mi.basePkg.Name(), i)
for _, path := range imgPaths {
if err := mi.copyBinFile(path, dstDir); err != nil {
return err
}
}
}
return nil
}
func (pw *PackageWriter) fixupPKG() error {
pkgBase := path.Base(pw.fullName)
// Move include file to name after package name
if err := util.MoveFile(pw.targetPath+"/include/your-path/your-file.h",
pw.targetPath+"/include/your-path/"+pkgBase+".h"); err != nil {
return err
}
// Move source file
if err := util.MoveFile(pw.targetPath+"/src/your-source.c",
pw.targetPath+"/src/"+pkgBase+".c"); err != nil {
return err
}
if err := util.CopyDir(pw.targetPath+"/include/your-path/",
pw.targetPath+"/include/"+pkgBase+"/"); err != nil {
return err
}
if err := os.RemoveAll(pw.targetPath + "/include/your-path/"); err != nil {
return util.ChildNewtError(err)
}
if err := pw.cleanupPackageFile(pw.targetPath + "/pkg.yml"); err != nil {
return err
}
return nil
}
func (pw *PackageWriter) cleanupPackageFile(pfile string) error {
f, err := os.Open(pfile)
if err != nil {
return util.ChildNewtError(err)
}
defer f.Close()
data, _ := ioutil.ReadAll(f)
// Search & replace file contents
re := regexp.MustCompile("your-pkg-name")
res := re.ReplaceAllString(string(data), pw.fullName)
if err := ioutil.WriteFile(pfile, []byte(res), 0666); err != nil {
return util.ChildNewtError(err)
}
return nil
}
func readManifest(path string) (*image.ImageManifest, error) {
content, err := ioutil.ReadFile(path)
if err != nil {
return nil, util.ChildNewtError(err)
}
manifest := &image.ImageManifest{}
if err := json.Unmarshal(content, &manifest); err != nil {
return nil, util.FmtNewtError(
"Failure decoding manifest with path \"%s\": %s", err.Error())
}
return manifest, nil
}
func (mi *MfgImage) partFromImage(
imgPath string, flashAreaName string) (mfgPart, error) {
part := mfgPart{
// Boot loader and images always go in device 0.
device: 0,
}
area, ok := mi.bsp.FlashMap.Areas[flashAreaName]
if !ok {
return part, util.FmtNewtError(
"Image at \"%s\" requires undefined flash area \"%s\"",
imgPath, flashAreaName)
}
part.name = fmt.Sprintf("%s (%s)", flashAreaName, filepath.Base(imgPath))
part.offset = area.Offset
var err error
part.data, err = ioutil.ReadFile(imgPath)
if err != nil {
return part, util.ChildNewtError(err)
}
overflow := len(part.data) - area.Size
if overflow > 0 {
return part, util.FmtNewtError(
"Image \"%s\" is too large to fit in flash area \"%s\"; "+
"image-size=%d flash-area-size=%d overflow=%d",
imgPath, flashAreaName, len(part.data), area.Size, overflow)
}
// If an image slot is used, the entire flash area is unwritable. This
// restriction comes from the boot loader's need to write status at the end
// of an area. Pad out part with unwriten flash (0xff). This probably
// isn't terribly efficient...
for i := 0; i < -overflow; i++ {
part.data = append(part.data, 0xff)
}
return part, nil
}
func (cs *ConnSerial) Open(cp config.NewtmgrConnProfile, readTimeout time.Duration) error {
c, err := newSerialConfig(cp.ConnString(), readTimeout)
if err != nil {
return err
}
cs.serialChannel, err = serial.OpenPort(c)
if err != nil {
return util.ChildNewtError(err)
}
//defer cs.serialChannel.Close()
// Most of the reading will be done line by line, use the
// bufio.Scanner to do this
cs.scanner = bufio.NewScanner(cs.serialChannel)
return nil
}
func newSerialConfig(
connString string, readTimeout time.Duration) (*serial.Config, error) {
fields := strings.Split(connString, ":")
if len(fields) == 0 {
return nil, util.FmtNewtError("invalid connstring: %s", connString)
}
name := ""
baud := 115200
for _, field := range fields {
parts := strings.Split(field, "=")
if len(parts) == 2 {
if parts[0] == "baud" {
var err error
baud, err = strconv.Atoi(parts[1])
if err != nil {
return nil, util.ChildNewtError(err)
}
}
if parts[0] == "dev" {
name = parts[1]
}
}
}
// Handle old-style conn string (single token indicating dev file).
if name == "" {
name = fields[0]
}
c := &serial.Config{
Name: name,
Baud: baud,
ReadTimeout: readTimeout,
}
return c, nil
}
