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sockets: move fd_is_socket() into common sockets code

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The fd_is_socket() helper method is useful in a few places, so put it in
the common sockets code. Make the code more compact while moving it.

Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
This commit is contained in:
Daniel P. Berrange
2017-12-21 12:55:20 +00:00
committed by Daniel P. Berrangé
parent abd983c0e0
commit 58dc31f1a7
6 changed files with 90 additions and 13 deletions
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8
util/qemu-sockets.c
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@@ -91,6 +91,14 @@ NetworkAddressFamily inet_netfamily(int family)
return NETWORK_ADDRESS_FAMILY_UNKNOWN;
}
bool fd_is_socket(int fd)
{
int optval;
socklen_t optlen = sizeof(optval);
return !qemu_getsockopt(fd, SOL_SOCKET, SO_TYPE, &optval, &optlen);
}
/*
* Matrix we're trying to apply
*