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* opt.h, ip.c: Rename IP_OPTIONS define to IP_OPTIONS_ALLOWED to avoid

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conflict with Linux system headers.
This commit is contained in:
jifl 2008-01-09 10:05:23 +00:00
parent de4b9b584c
commit b333b7c9dc
3 changed files with 12 additions and 8 deletions
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4
CHANGELOG
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@ -564,6 +564,10 @@ HISTORY
++ Bug fixes: ++ Bug fixes:
2008-01-09 Jonathan Larmour
* opt.h, ip.c: Rename IP_OPTIONS define to IP_OPTIONS_ALLOWED to avoid
conflict with Linux system headers.
2008-01-06 Jonathan Larmour 2008-01-06 Jonathan Larmour
* dhcp.c: fix bug #19927: "DHCP NACK problem" by clearing any existing set IP * dhcp.c: fix bug #19927: "DHCP NACK problem" by clearing any existing set IP
address entirely on receiving a DHCPNAK, and restarting discovery. address entirely on receiving a DHCPNAK, and restarting discovery.

6
src/core/ipv4/ip.c
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@ -357,7 +357,7 @@ ip_input(struct pbuf *p, struct netif *inp)
#endif /* IP_REASSEMBLY */ #endif /* IP_REASSEMBLY */
} }
#if IP_OPTIONS == 0 /* no support for IP options in the IP header? */ #if IP_OPTIONS_ALLOWED == 0 /* no support for IP options in the IP header? */
#if LWIP_IGMP #if LWIP_IGMP
/* there is an extra "router alert" option in IGMP messages which we allow for but do not police */ /* there is an extra "router alert" option in IGMP messages which we allow for but do not police */
@ -365,7 +365,7 @@ ip_input(struct pbuf *p, struct netif *inp)
#else #else
if (iphdrlen > IP_HLEN) { if (iphdrlen > IP_HLEN) {
#endif /* LWIP_IGMP */ #endif /* LWIP_IGMP */
LWIP_DEBUGF(IP_DEBUG | 2, ("IP packet dropped since there were IP options (while IP_OPTIONS == 0).\n")); LWIP_DEBUGF(IP_DEBUG | 2, ("IP packet dropped since there were IP options (while IP_OPTIONS_ALLOWED == 0).\n"));
pbuf_free(p); pbuf_free(p);
IP_STATS_INC(ip.opterr); IP_STATS_INC(ip.opterr);
IP_STATS_INC(ip.drop); IP_STATS_INC(ip.drop);
@ -373,7 +373,7 @@ ip_input(struct pbuf *p, struct netif *inp)
snmp_inc_ipinunknownprotos(); snmp_inc_ipinunknownprotos();
return ERR_OK; return ERR_OK;
} }
#endif /* IP_OPTIONS == 0 */ #endif /* IP_OPTIONS_ALLOWED == 0 */
/* send to upper layers */ /* send to upper layers */
LWIP_DEBUGF(IP_DEBUG, ("ip_input: \n")); LWIP_DEBUGF(IP_DEBUG, ("ip_input: \n"));

10
src/include/lwip/opt.h
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@ -342,12 +342,12 @@
#endif #endif
/** /**
* IP_OPTIONS: Defines the behavior for IP options. * IP_OPTIONS_ALLOWED: Defines the behavior for IP options.
* IP_OPTIONS==0: All packets with IP options are dropped. * IP_OPTIONS_ALLOWED==0: All packets with IP options are dropped.
* IP_OPTIONS==1: IP options are allowed (but not parsed). * IP_OPTIONS_ALLOWED==1: IP options are allowed (but not parsed).
*/ */
#ifndef IP_OPTIONS #ifndef IP_OPTIONS_ALLOWED
#define IP_OPTIONS 1 #define IP_OPTIONS_ALLOWED 1
#endif #endif
/** /**