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Description: default no check net broadcast capability 

Reviewed-by: likailong
This commit is contained in:
Caoruihong 2020-09-30 17:08:08 +08:00
parent 8122da7113
commit 990f3abe5b
2 changed files with 8 additions and 2 deletions
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1
net/lwip-2.1/porting/include/lwip/lwipopts.h
View File

@ -221,5 +221,6 @@
#define LWIP_TFTP LOSCFG_NET_LWIP_SACK_TFTP
#define LWIP_DHCPS 1
#define LWIP_ENABLE_NET_CAPABILITY 1
#define LWIP_ENABLE_CAP_NET_BROADCAST 0
#endif /* _LWIP_PORTING_LWIPOPTS_H_ */

9
net/lwip-2.1/porting/src/sockets.c
View File

@ -142,12 +142,14 @@ static int lwip_setsockopt_wrap(int s, int level, int optname, const void *optva
#if LWIP_ENABLE_NET_CAPABILITY
if (level == SOL_SOCKET) {
switch (optname) {
#if LWIP_ENABLE_CAP_NET_BROADCAST
case SO_BROADCAST:
if (!IsCapPermit(CAP_NET_BROADCAST)) {
set_errno(EPERM);
return -1;
}
break;
#endif
case SO_DEBUG:
case SO_MARK:
case SO_PRIORITY:
@ -166,7 +168,7 @@ static int lwip_setsockopt_wrap(int s, int level, int optname, const void *optva
return lwip_setsockopt2(s, level, optname, optval, optlen);
}
#if LWIP_ENABLE_NET_CAPABILITY
#if LWIP_ENABLE_NET_CAPABILITY && LWIP_ENABLE_CAP_NET_BROADCAST
static int ip_addr_isbroadcast_bysock(const ip_addr_t *ipaddr, int s)
{
struct sockaddr sa;
@ -215,10 +217,12 @@ static int lwip_bind_wrap(int s, const struct sockaddr *name, socklen_t namelen)
LWIP_ERROR("permission deny: NET_BIND_SERVICE\n", IsCapPermit(CAP_NET_BIND_SERVICE),
set_errno(EPERM); return -1);
}
#if LWIP_ENABLE_CAP_NET_BROADCAST
if (ip_addr_ismulticast(&ipaddr) || ip_addr_isbroadcast_bysock(&ipaddr, s)) {
LWIP_ERROR("permission deny: NET_BROADCAST\n", IsCapPermit(CAP_NET_BROADCAST),
set_errno(EPERM); return -1);
}
#endif
}
#endif
@ -236,11 +240,12 @@ static ssize_t lwip_sendto_wrap(int s, const void *dataptr, size_t size, int fla
u16_t port;
SOCKADDR_TO_IPADDR_PORT(to, &ipaddr, port);
#if LWIP_ENABLE_CAP_NET_BROADCAST
if (ip_addr_ismulticast(&ipaddr) || ip_addr_isbroadcast_bysock(&ipaddr, s)) {
LWIP_ERROR("permission deny: NET_BROADCAST\n", IsCapPermit(CAP_NET_BROADCAST),
set_errno(EPERM); return -1);
}
#endif
}
#endif