diff options
Diffstat (limited to 'contrib/ipfilter/lib/nametokva.c')
-rw-r--r-- | contrib/ipfilter/lib/nametokva.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/contrib/ipfilter/lib/nametokva.c b/contrib/ipfilter/lib/nametokva.c new file mode 100644 index 0000000..8e7af94 --- /dev/null +++ b/contrib/ipfilter/lib/nametokva.c @@ -0,0 +1,38 @@ +/* $FreeBSD$ */ + +/* + * Copyright (C) 2012 by Darren Reed. + * + * See the IPFILTER.LICENCE file for details on licencing. + * + * $Id$ + */ + +#include "ipf.h" + +#include <sys/ioctl.h> +#include <fcntl.h> + +ipfunc_t nametokva(name, iocfunc) + char *name; + ioctlfunc_t iocfunc; +{ + ipfunc_resolve_t res; + int fd; + + strncpy(res.ipfu_name, name, sizeof(res.ipfu_name)); + res.ipfu_addr = NULL; + fd = -1; + + if ((opts & OPT_DONTOPEN) == 0) { + fd = open(IPL_NAME, O_RDONLY); + if (fd == -1) + return NULL; + } + (void) (*iocfunc)(fd, SIOCFUNCL, &res); + if (fd >= 0) + close(fd); + if (res.ipfu_addr == NULL) + res.ipfu_addr = (ipfunc_t)-1; + return res.ipfu_addr; +} |