[Win32utils-devel] WSAStartup failure
phasis at gmail.com
Tue Feb 8 01:02:53 EST 2011
2011/2/8 Daniel Berger <djberg96 at gmail.com>:
> I added the Windows::WSA module to windows-pr recently (it's in the latest
> git repo). However, I can't seem to make WSAStartup work. I tried the
> following bit of code, only to get "The Windows Sockets version requested is
> not supported" on my Vista box.
> Is it really not supported on Vista? The docs say Win2k or later. Or is
> there another issue?
> require 'windows/wsa'
> require 'windows/error'
> require 'windows/system_info'
> include Windows::WSA
> include Windows::Error
> include Windows::SystemInfo
> version = MAKEWORD(2,2)
> buffer = 0.chr * 532
> err = WSAStartup(version, buffer)
> if err != 0
> puts "Oops: " + get_last_error(err)
The current definition of MAKEWORD and MAKELONG is wroing.
Here is fixed version of MAKEWORD and MAKELONG.
def MAKEWORD(a, b)
((a & 0xff) | ((b & 0xff) << 8))
def MAKELONG(a, b)
((a & 0xffff) | ((b & 0xffff) << 16))
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