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netdev-linux, netdev-bsd: Make access to AF_INET socket thread-safe.

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The only uses of 'af_inet_sock', in both drivers, were ioctls, so it seemed
like a good abstraction to write a function that just does such an ioctl,
and to factor out shared code into socket-util.

Signed-off-by: Ben Pfaff <blp@nicira.com>
CC: Ed Maste <emaste@freebsd.org>
This commit is contained in:
Ben Pfaff
2013-08-09 21:14:23 -07:00
parent 86f1d0326b
commit 259e0b1ad1
6 changed files with 128 additions and 143 deletions
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8
lib/socket-util.h
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2008, 2009, 2010, 2011, 2012 Nicira, Inc.
* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -97,4 +97,10 @@ int recv_data_and_fds(int sock,
void *data, size_t size,
int fds[SOUTIL_MAX_FDS], size_t *n_fdsp);
/* Helpers for calling ioctl() on an AF_INET socket. */
struct ifreq;
int af_inet_ioctl(unsigned long int command, const void *arg);
int af_inet_ifreq_ioctl(const char *name, struct ifreq *,
unsigned long int cmd, const char *cmd_name);
#endif /* socket-util.h */