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Implement support for UDP IP_ANY_TYPE in netconn API

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This commit is contained in:
Dirk Ziegelmeier 2016-02-28 21:42:33 +01:00
parent 2289673a30
commit 5404ce3c0a
2 changed files with 22 additions and 9 deletions
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10
src/api/api_msg.c
View File

@ -523,7 +523,11 @@ pcb_new(struct api_msg_msg *msg)
#endif /* LWIP_RAW */
#if LWIP_UDP
case NETCONN_UDP:
msg->conn->pcb.udp = udp_new();
if(NETCONNTYPE_ANYIP(msg->conn->type)) {
msg->conn->pcb.udp = udp_new_ip_type(IPADDR_TYPE_ANY);
} else {
msg->conn->pcb.udp = udp_new();
}
if (msg->conn->pcb.udp != NULL) {
#if LWIP_UDPLITE
if (NETCONNTYPE_ISUDPLITE(msg->conn->type)) {
@ -1351,7 +1355,7 @@ lwip_netconn_do_send(struct api_msg_msg *msg)
#if LWIP_UDP
case NETCONN_UDP:
#if LWIP_CHECKSUM_ON_COPY
if (ip_addr_isany(&msg->msg.b->addr)) {
if (ip_addr_isany(&msg->msg.b->addr) || IP_IS_ANY_TYPE_VAL(msg->msg.b->addr)) {
msg->err = udp_send_chksum(msg->conn->pcb.udp, msg->msg.b->p,
msg->msg.b->flags & NETBUF_FLAG_CHKSUM, msg->msg.b->toport_chksum);
} else {
@ -1360,7 +1364,7 @@ lwip_netconn_do_send(struct api_msg_msg *msg)
msg->msg.b->flags & NETBUF_FLAG_CHKSUM, msg->msg.b->toport_chksum);
}
#else /* LWIP_CHECKSUM_ON_COPY */
if (ip_addr_isany_val(msg->msg.b->addr)) {
if (ip_addr_isany_val(msg->msg.b->addr) || IP_IS_ANY_TYPE_VAL(msg->msg.b->addr)) {
msg->err = udp_send(msg->conn->pcb.udp, msg->msg.b->p);
} else {
msg->err = udp_sendto(msg->conn->pcb.udp, msg->msg.b->p, &msg->msg.b->addr, msg->msg.b->port);

21
src/include/lwip/api.h
View File

@ -79,14 +79,17 @@ extern "C" {
#endif /* LWIP_IPV6 */
/* Helpers to process several netconn_types by the same code */
#define NETCONN_TYPE_IP_ANY 0x04
#define NETCONNTYPE_ANYIP(t) (((t)&NETCONN_TYPE_IP_ANY) != 0)
/* Helpers to process several netconn_types by the same code */
#define NETCONNTYPE_GROUP(t) ((t)&0xF0)
#define NETCONNTYPE_DATAGRAM(t) ((t)&0xE0)
#if LWIP_IPV6
#define NETCONN_TYPE_IPV6 0x08
#define NETCONNTYPE_ISIPV6(t) (((t)&NETCONN_TYPE_IPV6) != 0)
#define NETCONNTYPE_ISUDPLITE(t) (((t)&0xF7) == NETCONN_UDPLITE)
#define NETCONNTYPE_ISUDPNOCHKSUM(t) (((t)&0xF7) == NETCONN_UDPNOCHKSUM)
#define NETCONNTYPE_ISUDPLITE(t) (((t)&0xF3) == NETCONN_UDPLITE)
#define NETCONNTYPE_ISUDPNOCHKSUM(t) (((t)&0xF3) == NETCONN_UDPNOCHKSUM)
#else /* LWIP_IPV6 */
#define NETCONNTYPE_ISUDPLITE(t) ((t) == NETCONN_UDPLITE)
#define NETCONNTYPE_ISUDPNOCHKSUM(t) ((t) == NETCONN_UDPNOCHKSUM)
@ -104,17 +107,23 @@ enum netconn_type {
NETCONN_UDP = 0x20,
NETCONN_UDPLITE = 0x21,
NETCONN_UDPNOCHKSUM = 0x22,
#if LWIP_IPV6
NETCONN_UDP_IPV6 = NETCONN_UDP | NETCONN_TYPE_IPV6 /* 0x28 */,
NETCONN_UDPLITE_IPV6 = NETCONN_UDPLITE | NETCONN_TYPE_IPV6 /* 0x29 */,
NETCONN_UDPNOCHKSUM_IPV6 = NETCONN_UDPNOCHKSUM | NETCONN_TYPE_IPV6 /* 0x2a */,
#endif /* LWIP_IPV6 */
/* NETCONN_RAW Group */
NETCONN_RAW = 0x40
NETCONN_RAW = 0x40,
#if LWIP_IPV6
,
NETCONN_RAW_IPV6 = NETCONN_RAW | NETCONN_TYPE_IPV6 /* 0x48 */
NETCONN_RAW_IPV6 = NETCONN_RAW | NETCONN_TYPE_IPV6, /* 0x48 */
#endif /* LWIP_IPV6 */
/* NETCONN dual stack */
/* NETCONN_TCP_IPANY = NETCONN_TCP | NETCONN_TYPE_IP_ANY, */ /* 0x14 */
NETCONN_UDP_IPANY = NETCONN_UDP | NETCONN_TYPE_IP_ANY /* 0x24 */
/* NETCONN_RAW_IPANY = NETCONN_RAW | NETCONN_TYPE_IP_ANY, */ /* 0x44 */
};
/** Current state of the netconn. Non-TCP netconns are always