Diff: modules/pico_ipv6.h

Revision:

149:5f4cb161cec3

Parent:

131:4758606c9316

Child:

152:a3d286bf94e5

--- a/modules/pico_ipv6.h	Tue Mar 11 15:34:51 2014 +0100
+++ b/modules/pico_ipv6.h	Wed Apr 09 14:31:41 2014 +0200
@@ -10,21 +10,94 @@
 #include "pico_addressing.h"
 #include "pico_protocol.h"
 
+#define PICO_SIZE_IP6HDR ((uint32_t)(sizeof(struct pico_ipv6_hdr)))
+#define PICO_IPV6_DEFAULT_HOP 64
+#define PICO_IPV6_MIN_MTU 1280
+
+extern const uint8_t PICO_IP6_ANY[PICO_SIZE_IP6];
 extern struct pico_protocol pico_proto_ipv6;
-extern const uint8_t PICO_IPV6_ANY[PICO_SIZE_IP6];
 
+PACKED_STRUCT_DEF pico_ipv6_hdr {
+    uint32_t vtf;
+    uint16_t len;
+    uint8_t nxthdr;
+    uint8_t hop;
+    struct pico_ip6 src;
+    struct pico_ip6 dst;
+    uint8_t extensions[0];
+};
 
-/* This module is responsible for routing outgoing packets and
- * delivering incoming packets to other layers
- */
+PACKED_STRUCT_DEF pico_ipv6_pseudo_hdr
+{
+    struct pico_ip6 src;
+    struct pico_ip6 dst;
+    uint32_t len;
+    uint8_t zero[3];
+    uint8_t nxthdr;
+};
+
+struct pico_ipv6_link
+{
+    struct pico_device *dev;
+    struct pico_ip6 address;
+    struct pico_ip6 netmask;
+    uint8_t istentative : 1;
+    uint8_t isduplicate : 1;
+};
+
+PACKED_STRUCT_DEF pico_ipv6_exthdr {
+    uint8_t nxthdr;
+
+    union ipv6_ext_u {
+        struct {
+            uint8_t len;
+            uint8_t options[0];
+        } hopbyhop;
 
-/* Interface for processing incoming ipv6 packets (decap/deliver) */
-int pico_ipv6_process_in(struct pico_frame *f);
+        struct {
+            uint8_t len;
+            uint8_t options[0];
+        } destopt;
+
+        struct {
+            uint8_t len;
+            uint8_t routtype;
+            uint8_t segleft;
+        } routing;
+
+        struct {
+            uint8_t res;
+            uint8_t frm[2];
+            uint8_t id[4];
+        } fragm;
+    } ext;
+};
 
-/* Interface for processing outgoing ipv6 frames (encap/push) */
-int pico_ipv6_process_out(struct pico_frame *f);
+int pico_ipv6_compare(struct pico_ip6 *a, struct pico_ip6 *b);
+int pico_string_to_ipv6(const char *ipstr, uint8_t *ip);
+int pico_ipv6_to_string(char *ipbuf, const uint8_t ip[PICO_SIZE_IP6]);
+int pico_ipv6_is_unicast(struct pico_ip6 *a);
+int pico_ipv6_is_multicast(const uint8_t addr[PICO_SIZE_IP6]);
+int pico_ipv6_is_global(const uint8_t addr[PICO_SIZE_IP6]);
+int pico_ipv6_is_uniquelocal(const uint8_t addr[PICO_SIZE_IP6]);
+int pico_ipv6_is_sitelocal(const uint8_t addr[PICO_SIZE_IP6]);
+int pico_ipv6_is_linklocal(const uint8_t addr[PICO_SIZE_IP6]);
+int pico_ipv6_is_solicited(const uint8_t addr[PICO_SIZE_IP6]);
+int pico_ipv6_is_unspecified(const uint8_t addr[PICO_SIZE_IP6]);
 
-/* Return estimated overhead for ipv6 frames to define allocation */
-int pico_ipv6_overhead(struct pico_frame *f);
+int pico_ipv6_frame_push(struct pico_frame *f, struct pico_ip6 *dst, uint8_t proto);
+int pico_ipv6_rebound(struct pico_frame *f);
+int pico_ipv6_route_add(struct pico_ip6 address, struct pico_ip6 netmask, struct pico_ip6 gateway, int metric, struct pico_ipv6_link *link);
+void pico_ipv6_unreachable(struct pico_frame *f, uint8_t code);
 
+int pico_ipv6_link_add(struct pico_device *dev, struct pico_ip6 address, struct pico_ip6 netmask);
+int pico_ipv6_link_del(struct pico_device *dev, struct pico_ip6 address);
+int pico_ipv6_cleanup_links(struct pico_device *dev);
+struct pico_ipv6_link *pico_ipv6_link_istentative(struct pico_ip6 *address);
+struct pico_ipv6_link *pico_ipv6_link_get(struct pico_ip6 *address);
+struct pico_device *pico_ipv6_link_find(struct pico_ip6 *address);
+struct pico_ip6 pico_ipv6_route_get_gateway(struct pico_ip6 *addr);
+struct pico_ip6 *pico_ipv6_source_find(const struct pico_ip6 *dst);
+struct pico_ipv6_link *pico_ipv6_link_by_dev(struct pico_device *dev);
+struct pico_ipv6_link *pico_ipv6_link_by_dev_next(struct pico_device *dev, struct pico_ipv6_link *last);
 #endif