[FFmpeg-devel] [PATCH] lavf: add SFTP protocol via libssh

Michael Niedermayer michaelni at gmx.at
Sat Sep 21 03:38:19 CEST 2013


On Thu, Sep 19, 2013 at 08:13:00PM +0200, Lukasz M wrote:
> > > +static int libssh_open(URLContext *h, const char *url, int flags)
> > > +{
> > > +    static const int verbosity = SSH_LOG_NOLOG;
> >
> > Why is this a variable?
> >
> 
> libssh's API require to pass a pointer to it.
> 
> 
> > > +        access = O_CREAT | O_RDWR;
> > > +        if (s->trunc)
> > > +            access |= O_TRUNC;
> > > +    } else if (flags & AVIO_FLAG_WRITE) {
> > > +        access = O_CREAT | O_WRONLY;
> > > +        if (s->trunc)
> > > +            access |= O_TRUNC;
> > > +    } else {
> > > +        access = O_RDONLY;
> > > +    }
> >
> > These flags may need special treatment on windows (e.g. _O_CREAT). I'm
> > not sure we handle it yet.
> >
> 
> This code is copied from file.c. Those constants are defined in fcntl.h.
> If fcntl.h is portable then it is OK.
> 
> 
> >
> > > +    if (!(stat = sftp_fstat(s->file))) {
> > > +        av_log(h, AV_LOG_WARNING, "Cannot stat remote file %s.\n",
> > path);
> > > +        s->filesize = -1;
> > > +    } else {
> > > +        s->filesize = stat->size;
> > > +        sftp_attributes_free(stat);
> > > +    }
> >
> > This is not fatal?
> >
> 
> No. Without known size seek with SEEK_END and SEEK_SIZE will return error
> tho.
> 
> Rest of remarks fixed or answered in other mail.
> 
> I also replaced S_IRWXU into S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH
> In file protocol 0666 is used in , maybe this is also an option
> 
> Fixed patch in attachment.

>  Changelog                |    1 
>  configure                |    4 
>  doc/protocols.texi       |   32 ++++++
>  libavformat/Makefile     |    1 
>  libavformat/allformats.c |    1 
>  libavformat/libssh.c     |  229 +++++++++++++++++++++++++++++++++++++++++++++++
>  6 files changed, 268 insertions(+)
> ef7a7d230e4030bec5225bad055682b3c2294dac  0001-lavf-add-SFTP-protocol-via-libssh.patch
> From 6b74918e11ba8847e62385213eabde2f132eac99 Mon Sep 17 00:00:00 2001
> From: Lukasz Marek <lukasz.m.luki at gmail.com>
> Date: Wed, 18 Sep 2013 14:08:11 +0200
> Subject: [PATCH] lavf: add SFTP protocol via libssh
> 
> Signed-off-by: Lukasz Marek <lukasz.m.luki at gmail.com>

patch applied

thanks

PS: you might want to add yourself to MAINTAINERS for libssh

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

It is dangerous to be right in matters on which the established authorities
are wrong. -- Voltaire
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 198 bytes
Desc: Digital signature
URL: <http://ffmpeg.org/pipermail/ffmpeg-devel/attachments/20130921/bd41fac9/attachment.asc>


More information about the ffmpeg-devel mailing list