abc/lwip
1
0
Fork 0
mirror of https://git.savannah.nongnu.org/git/lwip.git synced 2026-05-20 07:06:53 +08:00
Code Issues Packages Projects Releases Wiki Activity

bug #26487: Added ip_output_if_opt that can add IP options to the IP header (used by igmp_ip_output_if)

Browse Source
This commit is contained in:
goldsimon
2009-05-12 18:00:47 +00:00
parent c7ce2792c8
commit 078e2f60d6
4 changed files with 57 additions and 61 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
src/include/ipv4/lwip/ip.h
View File

@@ -43,6 +43,9 @@
extern "C" {
#endif
/** Currently, the function ip_output_if_opt() is only used with IGMP */
#define IP_OPTIONS_SEND LWIP_IGMP
#define ip_init() /* Compatibility define, not init needed. */
struct netif *ip_route(struct ip_addr *dest);
err_t ip_input(struct pbuf *p, struct netif *inp);
@@ -55,6 +58,11 @@ err_t ip_output_if(struct pbuf *p, struct ip_addr *src, struct ip_addr *dest,
err_t ip_output_hinted(struct pbuf *p, struct ip_addr *src, struct ip_addr *dest,
u8_t ttl, u8_t tos, u8_t proto, u8_t *addr_hint);
#endif /* LWIP_NETIF_HWADDRHINT */
#if IP_OPTIONS_SEND
err_t ip_output_if_opt(struct pbuf *p, struct ip_addr *src, struct ip_addr *dest,
u8_t ttl, u8_t tos, u8_t proto, struct netif *netif, void *ip_options,
u16_t optlen);
#endif /* IP_OPTIONS_SEND */
struct netif *ip_current_netif();
const struct ip_hdr *ip_current_header();