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Diffstat (limited to 'share/examples/libifc/setdescription.c')
-rw-r--r-- | share/examples/libifc/setdescription.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/share/examples/libifc/setdescription.c b/share/examples/libifc/setdescription.c new file mode 100644 index 000000000000..d66a883a0e61 --- /dev/null +++ b/share/examples/libifc/setdescription.c @@ -0,0 +1,91 @@ +/* + * Copyright (c) 2016, Marie Helene Kvello-Aune + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * thislist of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation and/or + * other materials provided with the distribution. + * + * 3. Neither the name of the copyright holder nor the names of its contributors + * may be used to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, + * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#include <err.h> +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <libifc.h> + + +int main(int argc, char *argv[]) +{ + if (argc != 3) { + errx(EINVAL, "Invalid number of arguments." + " First argument should be interface name, second argument" + " should be the description to set."); + } + + char *ifname, *ifdescr, *curdescr; + /* We have a static number of arguments. Therefore we can do it simple. */ + ifname = strdup(argv[1]); + ifdescr = strdup(argv[2]); + curdescr = NULL; + + printf("Interface name: %s\n", ifname); + + libifc_handle_t *lifh = libifc_open(); + if (libifc_get_description(lifh, ifname, &curdescr) == 0) { + printf("Old description: %s\n", curdescr); + } + + printf("New description: %s\n\n", ifdescr); + + if (libifc_set_description(lifh, ifname, ifdescr) == 0) { + printf("New description successfully set.\n"); + } else { + switch (libifc_err_errtype(lifh)) { + case SOCKET: + err(libifc_err_errno(lifh), "Socket error"); + break; + case IOCTL: + err(libifc_err_errno( + lifh), "IOCTL(%lu) error", + libifc_err_ioctlreq(lifh)); + break; + case OTHER: + err(libifc_err_errno(lifh), "Other error"); + break; + } + } + + free(ifname); + free(ifdescr); + free(curdescr); + ifname = NULL; + ifdescr = NULL; + curdescr = NULL; + + libifc_close(lifh); + return (0); +} |