Improve errors

This commit is contained in:
timoxa0 2024-06-17 12:33:38 +05:00
parent 6e4c7f0eaa
commit 4b21608884

View file

@ -3,7 +3,6 @@ package fastboot
import (
"errors"
"fmt"
"log"
"github.com/google/gousb"
)
@ -23,9 +22,11 @@ var Status = struct {
}
var Error = struct {
VarNotFound error
VarNotFound error
DeviceNotFound error
}{
VarNotFound: errors.New("Variable not found"),
VarNotFound: errors.New("variable not found"),
DeviceNotFound: gousb.ErrorNotFound,
}
type FastbootDevice struct {
@ -53,7 +54,6 @@ func FindDevices(ctx *gousb.Context) ([]FastbootDevice, error) {
for _, dev := range devs {
serial, err := dev.SerialNumber()
if err != nil {
log.Fatalf("Error retriving serial number for device: %v", err)
continue
}
fastbootDevices = append(fastbootDevices, FastbootDevice{Serial: serial, Device: dev})
@ -82,7 +82,6 @@ func FindDevice(ctx *gousb.Context, serial string) (FastbootDevice, error) {
for _, dev := range devs {
serialNumber, err := dev.SerialNumber()
if err != nil {
log.Fatalf("Error retriving serial number for device: %v", err)
continue
}
if serial != serialNumber {
@ -91,7 +90,7 @@ func FindDevice(ctx *gousb.Context, serial string) (FastbootDevice, error) {
return FastbootDevice{Serial: serial, Device: dev}, nil
}
return fastbootDevice, fmt.Errorf("Devide with serial %s not found", serial)
return fastbootDevice, Error.DeviceNotFound
}
func (d *FastbootDevice) Send(data []byte) error {
@ -139,7 +138,7 @@ func (d *FastbootDevice) Recv() (FastbootResponseStatus, []byte, error) {
var data []byte
buf := make([]byte, inEndpoint.Desc.MaxPacketSize)
n, err := inEndpoint.Read(buf)
n, _ := inEndpoint.Read(buf)
data = append(data, buf[:n]...)
var status FastbootResponseStatus
switch string(data[:4]) {
@ -168,7 +167,7 @@ func (d *FastbootDevice) GerVar(variable string) (string, error) {
}
func (d *FastbootDevice) BootImage(data []byte) error {
err := d.download(data)
err := d.Download(data)
if err != nil {
return err
}
@ -181,7 +180,28 @@ func (d *FastbootDevice) BootImage(data []byte) error {
status, data, err := d.Recv()
switch {
case status != Status.OKAY:
return fmt.Errorf("Failed to boot image: %s %s", status, data)
return fmt.Errorf("failed to boot image: %s %s", status, data)
case err != nil:
return err
}
return nil
}
func (d *FastbootDevice) Flash(partition string, data []byte) error {
err := d.Download(data)
if err != nil {
return err
}
err = d.Send([]byte(fmt.Sprintf("flash:%s", partition)))
if err != nil {
return err
}
status, data, err := d.Recv()
switch {
case status != Status.OKAY:
return fmt.Errorf("failed to flash image: %s %s", status, data)
case err != nil:
return err
}
@ -189,7 +209,7 @@ func (d *FastbootDevice) BootImage(data []byte) error {
return nil
}
func (d *FastbootDevice) download(data []byte) error {
func (d *FastbootDevice) Download(data []byte) error {
data_size := len(data)
err := d.Send([]byte(fmt.Sprintf("download:%08x", data_size)))
if err != nil {
@ -199,7 +219,7 @@ func (d *FastbootDevice) download(data []byte) error {
status, _, err := d.Recv()
switch {
case status != Status.DATA:
return fmt.Errorf("Failed to start data phase: %s", status)
return fmt.Errorf("failed to start data phase: %s", status)
case err != nil:
return err
}
@ -219,7 +239,7 @@ func (d *FastbootDevice) download(data []byte) error {
status, data, err = d.Recv()
switch {
case status != Status.OKAY:
return fmt.Errorf("Failed to finish data phase: %s %s", status, data)
return fmt.Errorf("failed to finish data phase: %s %s", status, data)
case err != nil:
return err
}