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Differential D2021 Diff 4270 sys/netgraph/bluetooth/hci/ng_hci_main.c

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sys/netgraph/bluetooth/hci/ng_hci_main.c

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{ {
ng_hci_unit_p unit = (ng_hci_unit_p) NG_NODE_PRIVATE(NG_HOOK_NODE(hook)); ng_hci_unit_p unit = (ng_hci_unit_p) NG_NODE_PRIVATE(NG_HOOK_NODE(hook));
struct mbuf *m = NULL; struct mbuf *m = NULL;
ng_hci_unit_con_p con = NULL; ng_hci_unit_con_p con = NULL;
u_int16_t con_handle; u_int16_t con_handle;
int size, error = 0; int size, error = 0;
NG_HCI_BUFF_ACL_SIZE(unit->buffer, size); NG_HCI_BUFF_ACL_SIZE(unit->buffer, size);
/* Check packet */ /* Check packet */
NGI_GET_M(item, m); NGI_GET_M(item, m);
if (*mtod(m, u_int8_t *) != NG_HCI_ACL_DATA_PKT) { if (*mtod(m, u_int8_t *) != NG_HCI_ACL_DATA_PKT) {
NG_HCI_ALERT( NG_HCI_ALERT(
"%s: %s - invalid HCI data packet type=%#x\n", "%s: %s - invalid HCI data packet type=%#x\n",
__func__, NG_NODE_NAME(unit->node), __func__, NG_NODE_NAME(unit->node),
*mtod(m, u_int8_t *)); *mtod(m, u_int8_t *));
error = EINVAL; error = EINVAL;
goto drop; goto drop;
} }
if (m->m_pkthdr.len < sizeof(ng_hci_acldata_pkt_t) || if (m->m_pkthdr.len < sizeof(ng_hci_acldata_pkt_t) ||
m->m_pkthdr.len > sizeof(ng_hci_acldata_pkt_t) + size) { m->m_pkthdr.len > sizeof(ng_hci_acldata_pkt_t) + size) {
NG_HCI_ALERT( NG_HCI_ALERT(
"%s: %s - invalid HCI ACL data packet, len=%d, mtu=%d\n", "%s: %s - invalid HCI ACL data packet, len=%d, mtu=%d\n",
__func__, NG_NODE_NAME(unit->node), __func__, NG_NODE_NAME(unit->node),
m->m_pkthdr.len, size); m->m_pkthdr.len, size);
error = EMSGSIZE; error = EMSGSIZE;
Show All 26 Lines if (con == NULL) {
NG_HCI_ERR( NG_HCI_ERR(
"%s: %s - unexpected HCI ACL data packet. Connection does not exists, " \ "%s: %s - unexpected HCI ACL data packet. Connection does not exists, " \
"con_handle=%d\n", __func__, NG_NODE_NAME(unit->node), con_handle); "con_handle=%d\n", __func__, NG_NODE_NAME(unit->node), con_handle);
error = ENOENT; error = ENOENT;
goto drop; goto drop;
} }
if (con->link_type != NG_HCI_LINK_ACL) { if (con->link_type == NG_HCI_LINK_SCO) {
NG_HCI_ERR( NG_HCI_ERR(
"%s: %s - unexpected HCI ACL data packet. Not ACL link, con_handle=%d, " \ "%s: %s - unexpected HCI ACL data packet. Not ACL link, con_handle=%d, " \
"link_type=%d\n", __func__, NG_NODE_NAME(unit->node), "link_type=%d\n", __func__, NG_NODE_NAME(unit->node),
con_handle, con->link_type); con_handle, con->link_type);
error = EINVAL; error = EINVAL;
goto drop; goto drop;
} }
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