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From "Klaus Schmidt (JIRA)" <>
Subject [jira] [Updated] (CB-4480) CDVFileTransfer - handling big files >2GB is not correct
Date Thu, 01 Aug 2013 12:45:49 GMT


Klaus Schmidt updated CB-4480:

    Attachment: CDVFileTransfer.m.diff

Attached the diffs using 2.9.0 as code base
> CDVFileTransfer - handling big files >2GB is not correct
> --------------------------------------------------------
>                 Key: CB-4480
>                 URL:
>             Project: Apache Cordova
>          Issue Type: Bug
>          Components: Plugin File Transfer
>    Affects Versions: 2.9.0, 3.0.0
>         Environment: iOS in general
>            Reporter: Klaus Schmidt
>            Assignee: Steve Gill
>              Labels: patch
>         Attachments: CDVFileTransfer.h.diff, CDVFileTransfer.m.diff
> Hello Cordova Team,
> we needed to download big files (>2GB) via FileTransfer and use the onProgressEvent
to display the progress.
> On Android everything is fine. On iOS the reported sizes in the onProgressEvent are not
valid, if the downloaded file is larger than 2GB:
> {{CDVFileTransfer}} uses {{NSInteger}} for {{bytesTransfered}} and {{bytesExpected}}.
{{NSInteger}} only is up to 2G-1 as mentioned here:
> We patched library of version 2.9.0 to use "unsigned long long" - now we are able to
display downloads up to 16Exabytes-1byte correctly. We see in github, that 3.0.0 has the same
> I will add the diff in the issue after creating it.

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