diff options
Diffstat (limited to 'nest/route.h')
-rw-r--r-- | nest/route.h | 47 |
1 files changed, 13 insertions, 34 deletions
diff --git a/nest/route.h b/nest/route.h index d2f60f41..da8c723f 100644 --- a/nest/route.h +++ b/nest/route.h @@ -13,6 +13,7 @@ #include "lib/bitmap.h" #include "lib/resource.h" #include "lib/net.h" +#include "lib/type.h" struct ea_list; struct protocol; @@ -506,10 +507,8 @@ typedef struct eattr { byte originated:1; /* The attribute has originated locally */ byte fresh:1; /* An uncached attribute (e.g. modified in export filter) */ byte undef:1; /* Explicitly undefined */ - union { - uintptr_t data; - const struct adata *ptr; /* Attribute data elsewhere */ - } u; + + union bval u; } eattr; @@ -530,22 +529,6 @@ const char *ea_custom_name(uint ea); #define EA_BIT(n) ((n) << 24) /* Used in bitfield accessors */ #define EA_BIT_GET(ea) ((ea) >> 24) -#define EAF_TYPE_MASK 0x1f /* Mask with this to get type */ -#define EAF_TYPE_INT 0x01 /* 32-bit unsigned integer number */ -#define EAF_TYPE_OPAQUE 0x02 /* Opaque byte string (not filterable) */ -#define EAF_TYPE_IP_ADDRESS 0x04 /* IP address */ -#define EAF_TYPE_ROUTER_ID 0x05 /* Router ID (IPv4 address) */ -#define EAF_TYPE_AS_PATH 0x06 /* BGP AS path (encoding per RFC 1771:4.3) */ -#define EAF_TYPE_INT_SET 0x0a /* Set of u32's (e.g., a community list) */ -#define EAF_TYPE_EC_SET 0x0e /* Set of pairs of u32's - ext. community list */ -#define EAF_TYPE_LC_SET 0x08 /* Set of triplets of u32's - large community list */ -#define EAF_TYPE_IFACE 0x0c /* Interface pointer stored in adata */ -#define EAF_TYPE_BGP_ORIGIN 0x11 /* BGP Origin enum */ -#define EAF_TYPE_RA_PREFERENCE 0x13 /* RA Preference enum */ - -#define EAF_EMBEDDED 0x01 /* Data stored in eattr.u.data (part of type spec) */ - /* Otherwise, attribute data is adata */ - typedef struct adata { uint length; /* Length of data */ byte data[0]; @@ -591,7 +574,7 @@ struct ea_walk_state { eattr *ea_find(ea_list *, unsigned ea); eattr *ea_walk(struct ea_walk_state *s, uint id, uint max); -uintptr_t ea_get_int(ea_list *, unsigned ea, uintptr_t def); +u32 ea_get_int(ea_list *, unsigned ea, u32 def); void ea_dump(ea_list *); void ea_sort(ea_list *); /* Sort entries in all sub-lists */ unsigned ea_scan(ea_list *); /* How many bytes do we need for merged ea_list */ @@ -618,7 +601,7 @@ struct ea_one_attr_list { }; static inline eattr * -ea_set_attr(ea_list **to, struct linpool *pool, uint id, uint flags, uint type, uintptr_t val) +ea_set_attr(ea_list **to, struct linpool *pool, uint id, uint flags, uint type, union bval val) { struct ea_one_attr_list *ea = lp_alloc(pool, sizeof(*ea)); *ea = (struct ea_one_attr_list) { @@ -631,11 +614,7 @@ ea_set_attr(ea_list **to, struct linpool *pool, uint id, uint flags, uint type, .a.flags = flags, }; - if (type & EAF_EMBEDDED) - ea->a.u.data = val; - else - ea->a.u.ptr = (struct adata *) val; - + ea->a.u = val; *to = &ea->l; return &ea->a; @@ -659,19 +638,19 @@ ea_unset_attr(ea_list **to, struct linpool *pool, _Bool local, uint code) } static inline void -ea_set_attr_u32(ea_list **to, struct linpool *pool, uint id, uint flags, uint type, u32 val) -{ ea_set_attr(to, pool, id, flags, type, (uintptr_t) val); } - -static inline void -ea_set_attr_ptr(ea_list **to, struct linpool *pool, uint id, uint flags, uint type, struct adata *val) -{ ea_set_attr(to, pool, id, flags, type, (uintptr_t) val); } +ea_set_attr_u32(ea_list **to, struct linpool *pool, uint id, uint flags, uint type, u32 data) +{ + union bval bv = { .data = data }; + ea_set_attr(to, pool, id, flags, type, bv); +} static inline void ea_set_attr_data(ea_list **to, struct linpool *pool, uint id, uint flags, uint type, void *data, uint len) { struct adata *a = lp_alloc_adata(pool, len); memcpy(a->data, data, len); - ea_set_attr(to, pool, id, flags, type, (uintptr_t) a); + union bval bv = { .ptr = a, }; + ea_set_attr(to, pool, id, flags, type, bv); } |