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fixed bug #45818: API functions should check if type of ip_addr_t parameter matches the pcb type

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This commit is contained in:
goldsimon 2015-08-28 10:15:57 +02:00
parent 06d8dba4a0
commit 43b18b20cc
2 changed files with 29 additions and 0 deletions
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8
src/core/tcp.c
View File

@ -450,6 +450,10 @@ tcp_bind(struct tcp_pcb *pcb, const ip_addr_t *ipaddr, u16_t port)
int max_pcb_list = NUM_TCP_PCB_LISTS;
struct tcp_pcb *cpcb;
if ((pcb == NULL) || !IP_ADDR_PCB_VERSION_MATCH(pcb, ipaddr)) {
return ERR_VAL;
}
LWIP_ERROR("tcp_bind: can only bind in state CLOSED", pcb->state == CLOSED, return ERR_VAL);
#if SO_REUSE
@ -756,6 +760,10 @@ tcp_connect(struct tcp_pcb *pcb, const ip_addr_t *ipaddr, u16_t port,
ip_addr_t local_ip_tmp;
#endif /* LWIP_IPV4 && LWIP_IPV6 */
if ((pcb == NULL) || !IP_ADDR_PCB_VERSION_MATCH(pcb, ipaddr)) {
return ERR_VAL;
}
LWIP_ERROR("tcp_connect: can only connect from state CLOSED", pcb->state == CLOSED, return ERR_ISCONN);
LWIP_DEBUGF(TCP_DEBUG, ("tcp_connect to port %"U16_F"\n", port));

21
src/core/udp.c
View File

@ -557,6 +557,10 @@ udp_sendto_chksum(struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *dst_ip,
ip_addr_t dst_ip_tmp;
#endif /* LWIP_IPV6 && LWIP_IPV4 && LWIP_MULTICAST_TX_OPTIONS */
if ((pcb == NULL) || !IP_ADDR_PCB_VERSION_MATCH(pcb, dst_ip)) {
return ERR_VAL;
}
LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_TRACE, ("udp_send\n"));
#if LWIP_IPV6 || (LWIP_IPV4 && LWIP_MULTICAST_TX_OPTIONS)
@ -639,6 +643,10 @@ udp_sendto_if_chksum(struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *dst_i
ip_addr_t src_ip_tmp;
#endif /* LWIP_IPV6 && LWIP_IPV4 */
if ((pcb == NULL) || !IP_ADDR_PCB_VERSION_MATCH(pcb, dst_ip)) {
return ERR_VAL;
}
/* PCB local address is IP_ANY_ADDR? */
#if LWIP_IPV6
if (PCB_ISIPV6(pcb)) {
@ -705,6 +713,11 @@ udp_sendto_if_src_chksum(struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *d
u8_t ip_proto;
u8_t ttl;
if ((pcb == NULL) || !IP_ADDR_PCB_VERSION_MATCH(pcb, src_ip) ||
!IP_ADDR_PCB_VERSION_MATCH(pcb, dst_ip)) {
return ERR_VAL;
}
#if LWIP_IPV4 && IP_SOF_BROADCAST
/* broadcast filter? */
if (!ip_get_option(pcb, SOF_BROADCAST) &&
@ -901,6 +914,10 @@ udp_bind(struct udp_pcb *pcb, const ip_addr_t *ipaddr, u16_t port)
struct udp_pcb *ipcb;
u8_t rebind;
if ((pcb == NULL) || !IP_ADDR_PCB_VERSION_MATCH(pcb, ipaddr)) {
return ERR_VAL;
}
LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_TRACE, ("udp_bind(ipaddr = "));
ip_addr_debug_print(UDP_DEBUG | LWIP_DBG_TRACE, ipaddr);
LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_TRACE, (", port = %"U16_F")\n", port));
@ -986,6 +1003,10 @@ udp_connect(struct udp_pcb *pcb, const ip_addr_t *ipaddr, u16_t port)
{
struct udp_pcb *ipcb;
if ((pcb == NULL) || !IP_ADDR_PCB_VERSION_MATCH(pcb, ipaddr)) {
return ERR_VAL;
}
if (pcb->local_port == 0) {
err_t err = udp_bind(pcb, &pcb->local_ip, pcb->local_port);
if (err != ERR_OK) {