Esempi in C++ (Cpp) per netsnmp_if_indextoname

Esempio n. 1

File: snmpIPv6BaseDomain.c Progetto: b1nary-chen/net-snmp

char *
netsnmp_ipv6_fmtaddr(const char *prefix, netsnmp_transport *t,
                     void *data, int len)
{
    struct sockaddr_in6 *to = NULL;
    char addr[INET6_ADDRSTRLEN];
    char tmp[INET6_ADDRSTRLEN + 18];

    DEBUGMSGTL(("netsnmp_ipv6", "fmtaddr: t = %p, data = %p, len = %d\n", t,
                data, len));
    if (data != NULL && len == sizeof(struct sockaddr_in6)) {
        to = (struct sockaddr_in6 *) data;
    } else if (t != NULL && t->data != NULL) {
        to = (struct sockaddr_in6 *) t->data;
    }
    if (to == NULL) {
        snprintf(tmp, sizeof(tmp), "%s: unknown", prefix);
    } else {
        char scope_id[IF_NAMESIZE + 1] = "";

#if defined(HAVE_STRUCT_SOCKADDR_IN6_SIN6_SCOPE_ID)
	if (to->sin6_scope_id
            && netsnmp_if_indextoname(to->sin6_scope_id, &scope_id[1])) {
            scope_id[0] = '%';
        }
#endif
        snprintf(tmp, sizeof(tmp), "%s: [%s%s]:%hu", prefix,
                 inet_ntop(AF_INET6, (void *) &(to->sin6_addr), addr,
                           INET6_ADDRSTRLEN), scope_id, ntohs(to->sin6_port));
    }
    tmp[sizeof(tmp)-1] = '\0';
    return strdup(tmp);
}

Esempio n. 2

File: snmpIPv6BaseDomain.c Progetto: s2ugimot/net-snmp

char *
netsnmp_ipv6_fmtaddr(const char *prefix, netsnmp_transport *t,
                     void *data, int len)
{
    struct sockaddr_in6 *to = NULL;
    char addr[INET6_ADDRSTRLEN];
    char tmp[INET6_ADDRSTRLEN + 18];

    DEBUGMSGTL(("netsnmp_ipv6", "fmtaddr: t = %p, data = %p, len = %d\n", t,
                data, len));
    if (data != NULL && len == sizeof(struct sockaddr_in6)) {
        to = (struct sockaddr_in6 *) data;
    } else if (t != NULL && t->data != NULL) {
        to = (struct sockaddr_in6 *) t->data;
    }
    if (to == NULL) {
        snprintf(tmp, sizeof(tmp), "%s: unknown", prefix);
    } else if (t && t->flags & NETSNMP_TRANSPORT_FLAG_C) {
        int flags = 0;
        if (!(t->flags & NETSNMP_TRANSPORT_FLAG_HOSTNAME))
            flags |= NI_NUMERICHOST;
        int res = getnameinfo((struct sockaddr *)to, sizeof(struct sockaddr_in6),
                               tmp, sizeof(tmp), NULL, 0, flags);
        if (res == EAI_AGAIN) {
            flags |= NI_NUMERICHOST;
            res = getnameinfo((struct sockaddr *)to, sizeof(struct sockaddr_in6),
                               tmp, sizeof(tmp), NULL, 0, flags);
        }
        DEBUGMSGTL(("netsnmp_ipv6",
                    "flags=%d, res=%d, tmp=%s\n", flags, res, tmp));
        if (res != 0)
            return NULL;
    } else {
        char scope_id[IF_NAMESIZE + 1] = "";

#if defined(HAVE_STRUCT_SOCKADDR_IN6_SIN6_SCOPE_ID)
	if (to->sin6_scope_id
            && netsnmp_if_indextoname(to->sin6_scope_id, &scope_id[1])) {
            scope_id[0] = '%';
        }
#endif
        snprintf(tmp, sizeof(tmp), "%s: [%s%s]:%hu", prefix,
                 inet_ntop(AF_INET6, (void *) &(to->sin6_addr), addr,
                           INET6_ADDRSTRLEN), scope_id, ntohs(to->sin6_port));
    }
    tmp[sizeof(tmp)-1] = '\0';
    return strdup(tmp);
}