Attachment 301585 Details for Bug 435978 – dhcptest2.c

dhcptest2.c

dhcptest2.c (text/plain), 2.18 KB, created by David Cantrell on 2008-04-08 00:55:16 UTC

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Creator: David Cantrell

Created: 2008-04-08 00:55:16 UTC

Size: 2.18 KB

patch

obsolete

>/* Test libdhcp and watch it crash. */
>/* 07-Apr-2008                      */
>/* dcantrell@redhat.com             */
>
>#include <stdio.h>
>#include <stdlib.h>
>#include <string.h>
>#include <sys/shm.h>
>#include <sys/types.h>
>#include <sys/wait.h>
>#include <errno.h>
>#include <unistd.h>
>
>#include <libdhcp/ip_addr.h>
>#include <libdhcp/pump.h>
>
>void netlogger(void *arg, int priority, char *fmt, va_list va) {
>    char *buf = NULL;
>    if (vasprintf(&buf, fmt, va) != -1) {
>        printf("%s\n", buf);
>        free(buf);
>    } else {
>        printf("unable to log network message\n");
>    }
>    return;
>}
>
>int main(int argc, char **argv) {
>    char *r = NULL;
>    char *class = "anaconda";
>    char buf[48];
>    time_t timeout = 45;
>    struct pumpNetIntf pumpdev;
>    DHCP_Preference pref = DHCPv6_DISABLE_RESOLVER | DHCPv4_DISABLE_HOSTNAME_SET;
>    int i;
>    ip_addr_t *tip;
>
>    if (argc == 1) {
>        fprintf(stderr, "Usage: %s [interface]\n", basename(argv[0]));
>        fprintf(stderr, "Example: %s eth1\n", basename(argv[0]));
>        fflush(stderr);
>        return EXIT_FAILURE;
>    }
>
>    memset(pumpdev.device, '\0', IF_NAMESIZE);
>    pumpdev.bootFile = NULL;
>    pumpdev.hostname = NULL;
>    pumpdev.domain = NULL;
>    pumpdev.dhcp_nic = NULL;
>
>    strncpy(pumpdev.device, argv[1], IF_NAMESIZE);
>
>    r = pumpDhcpClassRun(&pumpdev, NULL, class, pref, 0, timeout, netlogger, LOG_DEBUG);
>    if (r != NULL) {
>        fprintf(stderr, "r: %s\n", r);
>        fflush(stderr);
>        exit(1);
>    }
>
>    if (pumpdev.dhcp_nic) {
>        i = dhcp_nic_configure(pumpdev.dhcp_nic);
>
>        dhcp_nic_free(pumpdev.dhcp_nic);
>        pumpdev.dhcp_nic = NULL;
>
>        if (i < 0) {
>            fprintf(stderr, "i: %d\n", i);
>            fflush(stderr);
>            exit(2);
>        }
>    }
>
>    r = pumpSetupInterface(&pumpdev);
>    if (r != NULL) {
>        fprintf(stderr, "r: %s\n", r);
>        fflush(stderr);
>        exit(3);
>    }
>
>    if (pumpdev.numDns) {
>        tip = &(pumpdev.dnsServers[0]);
>        inet_ntop(tip->sa_family, IP_ADDR(tip), buf, IP_STRLEN(tip));
>    }
>
>    printf("ns: |%s|\n", buf);
>
>    return EXIT_SUCCESS;
>}
>
>/* gcc -Wall -Werror -I/usr/include/libdhcp -D_GNU_SOURCE -g -o dhcptest2 dhcptest2.c -ldhcp */

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