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zepif: fix destination IP (default should be broadcast, not 0.0.0.0)

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This commit is contained in:
goldsimon 2018-03-01 07:08:03 +01:00
parent fcccc47be4
commit cb746a1aea
2 changed files with 18 additions and 11 deletions
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12
src/include/netif/zepif.h
View File

@ -56,10 +56,14 @@ extern "C" {
/** Pass this struct as 'state' to netif_add to control the behaviour
* of this netif. If NULL is passed, default behaviour is chosen */
struct zepif_init {
/** The UDP port used for ZEP frames (0 = default) */
u16_t zep_udp_port;
/** The IP address to sed ZEP frames to */
const ip_addr_t *zep_ip_addr;
/** The UDP port used to ZEP frames from (0 = default) */
u16_t zep_src_udp_port;
/** The UDP port used to ZEP frames to (0 = default) */
u16_t zep_dst_udp_port;
/** The IP address to sed ZEP frames from (NULL = ANY) */
const ip_addr_t *zep_src_ip_addr;
/** The IP address to sed ZEP frames to (NULL = BROADCAST) */
const ip_addr_t *zep_dst_ip_addr;
/** If != NULL, the udp pcb is bound to this netif */
const struct netif *zep_netif;
/** MAC address of the 6LowPAN device */

17
src/netif/zepif.c
View File

@ -192,7 +192,7 @@ zepif_linkoutput(struct netif *netif, struct pbuf *p)
#if ZEPIF_LOOPBACK
zepif_udp_recv(netif, state->pcb, pbuf_clone(PBUF_RAW, PBUF_RAM, q), NULL, 0);
#endif
err = udp_sendto(state->pcb, q, state->init.zep_ip_addr, state->init.zep_udp_port);
err = udp_sendto(state->pcb, q, state->init.zep_dst_ip_addr, state->init.zep_dst_udp_port);
}
pbuf_free(q);
@ -214,13 +214,16 @@ zepif_init(struct netif *netif)
}
memset(state, 0, sizeof(struct zepif_state));
if (init_state != NULL) {
state->init = *init_state;
memcpy(&state->init, init_state, sizeof(struct zepif_init));
}
if (state->init.zep_udp_port == 0) {
state->init.zep_udp_port = ZEPIF_DEFAULT_UDP_PORT;
if (state->init.zep_src_udp_port == 0) {
state->init.zep_src_udp_port = ZEPIF_DEFAULT_UDP_PORT;
}
if (state->init.zep_ip_addr == NULL) {
state->init.zep_ip_addr = IP_ADDR_ANY;
if (state->init.zep_dst_udp_port == 0) {
state->init.zep_dst_udp_port = ZEPIF_DEFAULT_UDP_PORT;
}
if (state->init.zep_dst_ip_addr == NULL) {
state->init.zep_dst_ip_addr = IP_ADDR_BROADCAST;
}
netif->state = NULL;
@ -230,7 +233,7 @@ zepif_init(struct netif *netif)
err = ERR_MEM;
goto err_ret;
}
err = udp_bind(state->pcb, state->init.zep_ip_addr, state->init.zep_udp_port);
err = udp_bind(state->pcb, state->init.zep_src_ip_addr, state->init.zep_src_udp_port);
if (err != ERR_OK) {
goto err_ret;
}