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Cleanup unmap_ipv6_mapped_ipv4() macro

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This commit is contained in:
Dirk Ziegelmeier
2016-11-02 11:58:33 +01:00
parent 1dd97e7d53
commit b70ddf7b54
2 changed files with 12 additions and 13 deletions
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13
src/include/lwip/ip_addr.h
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@@ -215,15 +215,16 @@ int ipaddr_aton(const char *cp, ip_addr_t *addr);
/** @ingroup ipaddr */
#define IPADDR_STRLEN_MAX IP6ADDR_STRLEN_MAX
/** @ingroup ipaddr */
#define ip4_2_ipv6_mapped_ipv4(ip6addr, ip4addr) do { \
(ip6addr)->addr[0] = 0; \
(ip6addr)->addr[1] = 0; \
(ip6addr)->addr[3] = (ip4addr)->addr; \
(ip6addr)->addr[2] = PP_HTONL(0x0000FFFFUL); \
(ip6addr)->addr[3] = (ip4addr)->addr; } while(0);
(ip6addr)->addr[1] = 0; \
(ip6addr)->addr[0] = 0; } while(0);
#define unmap_ipv6_mapped_ipv4(target, source) do { \
(target)->u_addr.ip4.addr = (source)->u_addr.ip6.addr[3]; \
(target)->type = IPADDR_TYPE_V4; } while(0);
/** @ingroup ipaddr */
#define unmap_ipv6_mapped_ipv4(target, source) \
(target)->addr = (source)->addr[3];
#else /* LWIP_IPV4 && LWIP_IPV6 */