Messages in this thread | | | Date | Mon, 08 Oct 2001 19:33:40 +0530 | From | "BALBIR SINGH" <> | Subject | Re: implementation of SIOCGIFFCOUNT |
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Pass '0' as the size argument and u will get the total size (sizeof struct * number of interfaces) back. The only thing is u have to make two calls, which u would do anyway.
Balbir
Sebastian Heidl wrote:
>Hi, > >is there a specific reason for SIOCGIFCOUNT not being implemented >in the kernel ? All occurences lead to net/core/dev.c dev_ioctl(...) >which just returns -EINVAL for this command. So one has to guess >the number of struct ifreq structures to pass to a SIOCGIFCONF >call. > >enlighten me, please ;-) >_sh_ >
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