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Added macros that allow handling IPv4 addresses even when uIP is configured to be an IPv6 stack

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This commit is contained in:
Adam Dunkels 2012-11-26 19:56:16 +01:00
parent afe13b22bc
commit a9cab81d4e
1 changed files with 22 additions and 15 deletions
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37
core/net/uip.h
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@ -59,21 +59,19 @@
* Representation of an IP address.
*
*/
#if UIP_CONF_IPV6
typedef union uip_ip4addr_t {
uint8_t u8[4]; /* Initializer, must come first. */
uint16_t u16[2];
} uip_ip4addr_t;
typedef union uip_ip6addr_t {
uint8_t u8[16]; /* Initializer, must come first!!! */
uint8_t u8[16]; /* Initializer, must come first. */
uint16_t u16[8];
} uip_ip6addr_t;
#if UIP_CONF_IPV6
typedef uip_ip6addr_t uip_ipaddr_t;
#else /* UIP_CONF_IPV6 */
typedef union uip_ip4addr_t {
uint8_t u8[4]; /* Initializer, must come first!!! */
uint16_t u16[2];
#if 0
uint32_t u32;
#endif
} uip_ip4addr_t;
typedef uip_ip4addr_t uip_ipaddr_t;
#endif /* UIP_CONF_IPV6 */
@ -988,6 +986,12 @@ struct uip_udp_conn *uip_udp_new(const uip_ipaddr_t *ripaddr, uint16_t rport);
#ifndef uip_ipaddr_copy
#define uip_ipaddr_copy(dest, src) (*(dest) = *(src))
#endif
#ifndef uip_ip4addr_copy
#define uip_ip4addr_copy(dest, src) (*(dest) = *(src))
#endif
#ifndef uip_ip6addr_copy
#define uip_ip6addr_copy(dest, src) (*(dest) = *(src))
#endif
/**
* Compare two IP addresses
@ -1009,11 +1013,14 @@ struct uip_udp_conn *uip_udp_new(const uip_ipaddr_t *ripaddr, uint16_t rport);
*
* \hideinitializer
*/
#if !UIP_CONF_IPV6
#define uip_ipaddr_cmp(addr1, addr2) ((addr1)->u16[0] == (addr2)->u16[0] && \
#define uip_ip4addr_cmp(addr1, addr2) ((addr1)->u16[0] == (addr2)->u16[0] && \
(addr1)->u16[1] == (addr2)->u16[1])
#define uip_ip6addr_cmp(addr1, addr2) (memcmp(addr1, addr2, sizeof(uip_ip6addr_t)) == 0)
#if !UIP_CONF_IPV6
#define uip_ipaddr_cmp(addr1, addr2) uip_ip4addr_cmp(addr1, addr2)
#else /* !UIP_CONF_IPV6 */
#define uip_ipaddr_cmp(addr1, addr2) (memcmp(addr1, addr2, sizeof(uip_ip6addr_t)) == 0)
#define uip_ipaddr_cmp(addr1, addr2) uip_ip6addr_cmp(addr1, addr2)
#endif /* !UIP_CONF_IPV6 */
/**
@ -1040,15 +1047,15 @@ struct uip_udp_conn *uip_udp_new(const uip_ipaddr_t *ripaddr, uint16_t rport);
*
* \hideinitializer
*/
#if !UIP_CONF_IPV6
#define uip_ipaddr_maskcmp(addr1, addr2, mask) \
(((((uint16_t *)addr1)[0] & ((uint16_t *)mask)[0]) == \
(((uint16_t *)addr2)[0] & ((uint16_t *)mask)[0])) && \
((((uint16_t *)addr1)[1] & ((uint16_t *)mask)[1]) == \
(((uint16_t *)addr2)[1] & ((uint16_t *)mask)[1])))
#else
#define uip_ipaddr_prefixcmp(addr1, addr2, length) (memcmp(addr1, addr2, length>>3) == 0)
#endif
/**