Ejemplos de mnl_socket_setsockopt en C++ (Cpp)

Ejemplo n.º 1

Archivo: ring.c Proyecto: chamaken/nurs

static struct mnl_ring *
mnl_socket_mmap(struct mnl_socket *nls, struct nl_mmap_req *req,
		int flags, int optname)
{
	struct mnl_ring *nlr = alloc_ring(req);

	if (nlr == NULL)
		return NULL;

	if (mnl_socket_setsockopt(nls, optname, req, sizeof(*req)) == -1)
		goto fail;

	nlr->ring = mmap(NULL, ring_size(nlr), PROT_READ | PROT_WRITE, flags,
			 mnl_socket_get_fd(nls), 0);
	if (nlr->ring == MAP_FAILED)
		goto fail;

        nlr->fd = mnl_socket_get_fd(nls);

	return nlr;

fail:
	free(nlr);
	return NULL;
}

Ejemplo n.º 2

Archivo: mnlg.c Proyecto: dtaht/tc-adv

int mnlg_socket_group_add(struct mnlg_socket *nlg, const char *group_name)
{
	struct nlmsghdr *nlh;
	struct group_info group_info;
	int err;

	nlh = __mnlg_msg_prepare(nlg, CTRL_CMD_GETFAMILY,
				 NLM_F_REQUEST | NLM_F_ACK, GENL_ID_CTRL, 1);
	mnl_attr_put_u32(nlh, CTRL_ATTR_FAMILY_ID, nlg->id);

	err = mnlg_socket_send(nlg, nlh);
	if (err < 0)
		return err;

	group_info.found = false;
	group_info.name = group_name;
	err = mnlg_socket_recv_run(nlg, get_group_id_cb, &group_info);
	if (err < 0)
		return err;

	if (!group_info.found) {
		errno = ENOENT;
		return -1;
	}

	err = mnl_socket_setsockopt(nlg->nl, NETLINK_ADD_MEMBERSHIP,
				    &group_info.id, sizeof(group_info.id));
	if (err < 0)
		return err;

	return 0;
}

Ejemplo n.º 3

Archivo: pre_generated-mnl.nobj.c Proyecto: morfoh/lua-mnl

/* method: setsockopt */
static int mnl_socket__setsockopt__meth(lua_State *L) {
  mnl_socket * this_idx1;
  int type_idx2;
  void * buf_idx3;
  socklen_t len_idx4;
  int rc_mnl_socket_setsockopt_idx1 = 0;
  this_idx1 = obj_type_mnl_socket_check(L,1);
  type_idx2 = luaL_checkinteger(L,2);
  buf_idx3 = lua_touserdata(L,3);
  len_idx4 = luaL_checkinteger(L,4);
  rc_mnl_socket_setsockopt_idx1 = mnl_socket_setsockopt(this_idx1, type_idx2, buf_idx3, len_idx4);
  lua_pushinteger(L, rc_mnl_socket_setsockopt_idx1);
  return 1;
}

Ejemplo n.º 4

Archivo: mnlg.c Proyecto: dtaht/tc-adv

struct mnlg_socket *mnlg_socket_open(const char *family_name, uint8_t version)
{
	struct mnlg_socket *nlg;
	struct nlmsghdr *nlh;
	int one = 1;
	int err;

	nlg = malloc(sizeof(*nlg));
	if (!nlg)
		return NULL;

	nlg->buf = malloc(MNL_SOCKET_BUFFER_SIZE);
	if (!nlg->buf)
		goto err_buf_alloc;

	nlg->nl = mnl_socket_open(NETLINK_GENERIC);
	if (!nlg->nl)
		goto err_mnl_socket_open;

	err = mnl_socket_setsockopt(nlg->nl, NETLINK_CAP_ACK, &one,
				    sizeof(one));
	if (err)
		goto err_mnl_set_ack;

	err = mnl_socket_setsockopt(nlg->nl, NETLINK_EXT_ACK, &one,
				    sizeof(one));
	if (err)
		goto err_mnl_set_ext_ack;

	err = mnl_socket_bind(nlg->nl, 0, MNL_SOCKET_AUTOPID);
	if (err < 0)
		goto err_mnl_socket_bind;

	nlg->portid = mnl_socket_get_portid(nlg->nl);

	nlh = __mnlg_msg_prepare(nlg, CTRL_CMD_GETFAMILY,
				 NLM_F_REQUEST | NLM_F_ACK, GENL_ID_CTRL, 1);
	mnl_attr_put_strz(nlh, CTRL_ATTR_FAMILY_NAME, family_name);

	err = mnlg_socket_send(nlg, nlh);
	if (err < 0)
		goto err_mnlg_socket_send;

	err = mnlg_socket_recv_run(nlg, get_family_id_cb, &nlg->id);
	if (err < 0)
		goto err_mnlg_socket_recv_run;

	nlg->version = version;
	return nlg;

err_mnlg_socket_recv_run:
err_mnlg_socket_send:
err_mnl_socket_bind:
err_mnl_set_ext_ack:
err_mnl_set_ack:
	mnl_socket_close(nlg->nl);
err_mnl_socket_open:
	free(nlg->buf);
err_buf_alloc:
	free(nlg);
	return NULL;
}