126 lines
2.6 KiB
Go
126 lines
2.6 KiB
Go
package adb
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import (
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"encoding/binary"
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"fmt"
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"io"
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"net"
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"os"
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"strconv"
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"syscall"
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"time"
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)
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const maxChunk = 64 * 1024
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type Sync struct {
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Conn net.Conn
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}
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func InitSync(conn net.Conn) *Sync {
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return &Sync{
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Conn: conn,
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}
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}
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// SyncPushFile 将本地文件推送到设备
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// localPath: 本地文件路径
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// remotePath: 设备目标路径
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// mode: 文件权限 (如 0644)
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// debug: 是否打印调试信息
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func (s *Sync) SyncPushFile(localPath, remotePath string, mode int, debug bool) (int64, error) {
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// 打开文件
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f, err := os.Open(localPath)
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if err != nil {
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return 0, err
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}
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defer f.Close()
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fi, _ := f.Stat()
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if debug {
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fmt.Printf("[DEBUG] local filesize=%d\n", fi.Size())
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}
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// 打开 sync
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if err := WriteAdbCmd(s.Conn, "sync:"); err != nil {
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return 0, err
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}
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tok, err := readN(s.Conn, 4, 10*time.Second)
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if err != nil {
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return 0, err
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}
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if string(tok) != "OKAY" {
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_, msg, _ := ReadResponse(s.Conn, true)
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if len(msg) > 0 {
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return 0, fmt.Errorf("sync open failed: %s", string(msg))
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}
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return 0, fmt.Errorf("sync open failed: %q", string(tok))
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}
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// 构造 SEND payload
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modeStr := strconv.Itoa(syscall.S_IFREG | mode)
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sendPayload := []byte(remotePath + "," + modeStr)
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// 写入 "SEND" + 长度 + payload
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hdr := make([]byte, 8)
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copy(hdr[:4], []byte("SEND"))
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binary.LittleEndian.PutUint32(hdr[4:], uint32(len(sendPayload)))
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if _, err := s.Conn.Write(hdr); err != nil {
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return 0, err
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}
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if _, err := s.Conn.Write(sendPayload); err != nil {
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return 0, err
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}
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if debug {
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fmt.Printf("[DEBUG] Wrote SEND payload len=%d path=%s mode=%s\n", len(sendPayload), remotePath, modeStr)
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}
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// 写入 DATA 块
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var total int64
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buf := make([]byte, maxChunk)
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for {
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n, rerr := f.Read(buf)
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if n > 0 {
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hdr := make([]byte, 8)
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copy(hdr[:4], []byte("DATA"))
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binary.LittleEndian.PutUint32(hdr[4:], uint32(n))
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if _, err := s.Conn.Write(hdr); err != nil {
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return total, err
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}
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if _, err := s.Conn.Write(buf[:n]); err != nil {
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return total, err
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}
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total += int64(n)
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}
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if rerr != nil {
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if rerr == io.EOF {
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break
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}
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return total, rerr
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}
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}
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// 发送 DONE
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done := make([]byte, 8)
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copy(done[:4], []byte("DONE"))
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binary.LittleEndian.PutUint32(done[4:], uint32(time.Now().Unix()))
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if _, err := s.Conn.Write(done); err != nil {
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return total, err
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}
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if debug {
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fmt.Println("[DEBUG] Wrote DONE, waiting response")
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}
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// 读取最终响应
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resp, msg, err := ReadResponse(s.Conn, true)
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if err != nil {
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return total, err
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}
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if resp != "OKAY" {
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if len(msg) > 0 {
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return total, fmt.Errorf("sync failed: %s", string(msg))
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}
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return total, fmt.Errorf("sync failed: %s", resp)
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}
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return total, nil
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}
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