Will the next in their app How to format SD card

Hello everyone, I want to own android app adds a formatted SD card function, may I ask what they should do, thank you!

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Reply:
Difficult.
sdcard can easily be formatted in an application, it is not very easy to go wrong?
Reply:
However, you can delete the file File traverse much more trouble. Generally calls are formatted SD card right from the system privileges
Reply:
Oh, thank you for the reply, I have the privilege system is a customized embedded electronic device, not a public app, thank you!
Reply:
I remember there vold.bin android executable file for formatting the SD card, you can try calling the module.
Reply:

The reply was deleted administrator at 2013-09-28 16:25:19

Reply:
android native code format setting there, conclude a format command is executed:
/ System / bin / newfs_msdos-F 32-O android-c 8 / dev/block/mmcblk1p1

You can look at the code: from system / vold / VolumeManager.cpp continue to follow;

Reply:
Oh, well thank you, I have just tested the next, and she formatted Haha,

/ System / bin / newfs_msdos-F 32-O android-c 8 / dev/block/mmcblk1p1 but my device is mmcblk0p1 Thank


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