Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Welcome To Ask or Share your Answers For Others

Categories

0 votes
679 views
in Technique[技术] by (71.8m points)

ios - Size of iPhone device token

What is the size of the device token generated by APNs (Apple Push Notification). I am trying to store device tokens on the server side in a mysql database, and would like to know maximum size of device tokens generated

See Question&Answers more detail:os

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome To Ask or Share your Answers For Others

1 Answer

0 votes
by (71.8m points)

You get told but it's currently 32 bytes. Apple says the token length is variable and to not hard code it

When you get a notification it has a header, currently 35 bytes in size. This is arranged as follows:

  • Byte 1: Command
  • Byte 2-3: Token length
  • Bytes 4-35: Token

Source: http://mark.aufflick.com/files/view/talks/apns.pdf


与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question

...