bgpd, isisd, lib: Make key values const for skiplist

Make some key values const for the skiplist code.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2020-03-21 22:56:03 -04:00
parent cb9f254c01
commit 1a4189d4a1
14 changed files with 49 additions and 46 deletions

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@ -81,10 +81,10 @@
* is used to spread out the sort for adbs with the same lifetime * is used to spread out the sort for adbs with the same lifetime
* and thereby make the skip list operations more efficient. * and thereby make the skip list operations more efficient.
*/ */
static int sl_adb_lifetime_cmp(void *adb1, void *adb2) static int sl_adb_lifetime_cmp(const void *adb1, const void *adb2)
{ {
struct rfapi_adb *a1 = adb1; const struct rfapi_adb *a1 = adb1;
struct rfapi_adb *a2 = adb2; const struct rfapi_adb *a2 = adb2;
if (a1->lifetime < a2->lifetime) if (a1->lifetime < a2->lifetime)
return -1; return -1;

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@ -2006,10 +2006,10 @@ static void rfapiBgpInfoDetach(struct agg_node *rn, struct bgp_path_info *bpi)
/* /*
* For L3-indexed import tables * For L3-indexed import tables
*/ */
static int rfapi_bi_peer_rd_cmp(void *b1, void *b2) static int rfapi_bi_peer_rd_cmp(const void *b1, const void *b2)
{ {
struct bgp_path_info *bpi1 = b1; const struct bgp_path_info *bpi1 = b1;
struct bgp_path_info *bpi2 = b2; const struct bgp_path_info *bpi2 = b2;
/* /*
* Compare peers * Compare peers
@ -2022,8 +2022,9 @@ static int rfapi_bi_peer_rd_cmp(void *b1, void *b2)
/* /*
* compare RDs * compare RDs
*/ */
return vnc_prefix_cmp((struct prefix *)&bpi1->extra->vnc.import.rd, return vnc_prefix_cmp(
(struct prefix *)&bpi2->extra->vnc.import.rd); (const struct prefix *)&bpi1->extra->vnc.import.rd,
(const struct prefix *)&bpi2->extra->vnc.import.rd);
} }
/* /*
@ -2031,10 +2032,10 @@ static int rfapi_bi_peer_rd_cmp(void *b1, void *b2)
* The BPIs in these tables should ALWAYS have an aux_prefix set because * The BPIs in these tables should ALWAYS have an aux_prefix set because
* they arrive via IPv4 or IPv6 advertisements. * they arrive via IPv4 or IPv6 advertisements.
*/ */
static int rfapi_bi_peer_rd_aux_cmp(void *b1, void *b2) static int rfapi_bi_peer_rd_aux_cmp(const void *b1, const void *b2)
{ {
struct bgp_path_info *bpi1 = b1; const struct bgp_path_info *bpi1 = b1;
struct bgp_path_info *bpi2 = b2; const struct bgp_path_info *bpi2 = b2;
int rc; int rc;
/* /*

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@ -1103,10 +1103,10 @@ static void rfapiMonitorEthTimerRestart(struct rfapi_monitor_eth *m)
m->rfd->response_lifetime, &m->timer); m->rfd->response_lifetime, &m->timer);
} }
static int mon_eth_cmp(void *a, void *b) static int mon_eth_cmp(const void *a, const void *b)
{ {
struct rfapi_monitor_eth *m1; const struct rfapi_monitor_eth *m1;
struct rfapi_monitor_eth *m2; const struct rfapi_monitor_eth *m2;
int i; int i;

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@ -58,10 +58,10 @@ static void logdifferent(const char *tag, struct rfapi_nve_addr *a,
#endif #endif
int rfapi_nve_addr_cmp(void *k1, void *k2) int rfapi_nve_addr_cmp(const void *k1, const void *k2)
{ {
struct rfapi_nve_addr *a = (struct rfapi_nve_addr *)k1; const struct rfapi_nve_addr *a = (struct rfapi_nve_addr *)k1;
struct rfapi_nve_addr *b = (struct rfapi_nve_addr *)k2; const struct rfapi_nve_addr *b = (struct rfapi_nve_addr *)k2;
int ret = 0; int ret = 0;
if (!a || !b) { if (!a || !b) {

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@ -30,7 +30,7 @@ struct rfapi_nve_addr {
}; };
extern int rfapi_nve_addr_cmp(void *k1, void *k2); extern int rfapi_nve_addr_cmp(const void *k1, const void *k2);
extern void rfapiNveAddr2Str(struct rfapi_nve_addr *na, char *buf, int bufsize); extern void rfapiNveAddr2Str(struct rfapi_nve_addr *na, char *buf, int bufsize);

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@ -388,10 +388,10 @@ extern void rfapi_rib_key_init(struct prefix *prefix, /* may be NULL */
/* /*
* Compares two <struct rfapi_rib_key>s * Compares two <struct rfapi_rib_key>s
*/ */
int rfapi_rib_key_cmp(void *k1, void *k2) int rfapi_rib_key_cmp(const void *k1, const void *k2)
{ {
struct rfapi_rib_key *a = (struct rfapi_rib_key *)k1; const struct rfapi_rib_key *a = (struct rfapi_rib_key *)k1;
struct rfapi_rib_key *b = (struct rfapi_rib_key *)k2; const struct rfapi_rib_key *b = (struct rfapi_rib_key *)k2;
int ret; int ret;
if (!a || !b) if (!a || !b)

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@ -147,7 +147,7 @@ extern void rfapi_rib_key_init(struct prefix *prefix, /* may be NULL */
struct prefix *aux, /* may be NULL */ struct prefix *aux, /* may be NULL */
struct rfapi_rib_key *rk); struct rfapi_rib_key *rk);
extern int rfapi_rib_key_cmp(void *k1, void *k2); extern int rfapi_rib_key_cmp(const void *k1, const void *k2);
extern void rfapiAdbFree(struct rfapi_adb *adb); extern void rfapiAdbFree(struct rfapi_adb *adb);

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@ -2754,10 +2754,10 @@ static void nve_addr_free(void *hap)
XFREE(MTYPE_RFAPI_NVE_ADDR, hap); XFREE(MTYPE_RFAPI_NVE_ADDR, hap);
} }
static int nve_addr_cmp(void *k1, void *k2) static int nve_addr_cmp(const void *k1, const void *k2)
{ {
struct nve_addr *a = (struct nve_addr *)k1; const struct nve_addr *a = (struct nve_addr *)k1;
struct nve_addr *b = (struct nve_addr *)k2; const struct nve_addr *b = (struct nve_addr *)k2;
int ret = 0; int ret = 0;
if (!a || !b) { if (!a || !b) {

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@ -128,14 +128,14 @@ struct prefix_bag {
static const uint8_t maskbit[] = {0x00, 0x80, 0xc0, 0xe0, 0xf0, static const uint8_t maskbit[] = {0x00, 0x80, 0xc0, 0xe0, 0xf0,
0xf8, 0xfc, 0xfe, 0xff}; 0xf8, 0xfc, 0xfe, 0xff};
int vnc_prefix_cmp(void *pfx1, void *pfx2) int vnc_prefix_cmp(const void *pfx1, const void *pfx2)
{ {
int offset; int offset;
int shift; int shift;
uint8_t mask; uint8_t mask;
struct prefix *p1 = pfx1; const struct prefix *p1 = pfx1;
struct prefix *p2 = pfx2; const struct prefix *p2 = pfx2;
if (p1->family < p2->family) if (p1->family < p2->family)
return -1; return -1;

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@ -32,7 +32,7 @@
extern uint32_t calc_local_pref(struct attr *attr, struct peer *peer); extern uint32_t calc_local_pref(struct attr *attr, struct peer *peer);
extern int vnc_prefix_cmp(void *pfx1, void *pfx2); extern int vnc_prefix_cmp(const void *pfx1, const void *pfx2);
extern void vnc_import_bgp_add_route(struct bgp *bgp, struct prefix *prefix, extern void vnc_import_bgp_add_route(struct bgp *bgp, struct prefix *prefix,
struct bgp_path_info *info); struct bgp_path_info *info);

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@ -122,9 +122,9 @@ static bool neighbor_entry_hash_cmp(const void *a, const void *b)
return memcmp(na->id, nb->id, sizeof(na->id)) == 0; return memcmp(na->id, nb->id, sizeof(na->id)) == 0;
} }
static int neighbor_entry_list_cmp(void *a, void *b) static int neighbor_entry_list_cmp(const void *a, const void *b)
{ {
struct neighbor_entry *na = a, *nb = b; const struct neighbor_entry *na = a, *nb = b;
return -memcmp(na->id, nb->id, sizeof(na->id)); return -memcmp(na->id, nb->id, sizeof(na->id));
} }

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@ -117,11 +117,11 @@ static bool isis_vertex_queue_hash_cmp(const void *a, const void *b)
* Compares vertizes for sorting in the TENT list. Returns true * Compares vertizes for sorting in the TENT list. Returns true
* if candidate should be considered before current, false otherwise. * if candidate should be considered before current, false otherwise.
*/ */
__attribute__((__unused__)) __attribute__((__unused__)) static int isis_vertex_queue_tent_cmp(const void *a,
static int isis_vertex_queue_tent_cmp(void *a, void *b) const void *b)
{ {
struct isis_vertex *va = a; const struct isis_vertex *va = a;
struct isis_vertex *vb = b; const struct isis_vertex *vb = b;
if (va->d_N < vb->d_N) if (va->d_N < vb->d_N)
return -1; return -1;

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@ -112,7 +112,7 @@ static int randomLevel(void)
return level; return level;
} }
static int default_cmp(void *key1, void *key2) static int default_cmp(const void *key1, const void *key2)
{ {
if (key1 < key2) if (key1 < key2)
return -1; return -1;
@ -126,7 +126,8 @@ unsigned int skiplist_count(struct skiplist *l)
return l->count; return l->count;
} }
struct skiplist *skiplist_new(int flags, int (*cmp)(void *key1, void *key2), struct skiplist *skiplist_new(int flags,
int (*cmp)(const void *key1, const void *key2),
void (*del)(void *val)) void (*del)(void *val))
{ {
struct skiplist *new; struct skiplist *new;
@ -329,8 +330,8 @@ int skiplist_delete(register struct skiplist *l, register void *key,
* Also set a cursor for use with skiplist_next_value. * Also set a cursor for use with skiplist_next_value.
*/ */
int skiplist_first_value(register struct skiplist *l, /* in */ int skiplist_first_value(register struct skiplist *l, /* in */
register void *key, /* in */ register const void *key, /* in */
void **valuePointer, /* out */ void **valuePointer, /* out */
void **cursor) /* out */ void **cursor) /* out */
{ {
register int k; register int k;
@ -374,7 +375,7 @@ int skiplist_search(register struct skiplist *l, register void *key,
* last element with the given key, -1 is returned. * last element with the given key, -1 is returned.
*/ */
int skiplist_next_value(register struct skiplist *l, /* in */ int skiplist_next_value(register struct skiplist *l, /* in */
register void *key, /* in */ register const void *key, /* in */
void **valuePointer, /* in/out */ void **valuePointer, /* in/out */
void **cursor) /* in/out */ void **cursor) /* in/out */
{ {

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@ -68,7 +68,7 @@ struct skiplist {
* Returns -1 if val1 < val2, 0 if equal?, 1 if val1 > val2. * Returns -1 if val1 < val2, 0 if equal?, 1 if val1 > val2.
* Used as definition of sorted for listnode_add_sort * Used as definition of sorted for listnode_add_sort
*/ */
int (*cmp)(void *val1, void *val2); int (*cmp)(const void *val1, const void *val2);
/* callback to free user-owned data when listnode is deleted. supplying /* callback to free user-owned data when listnode is deleted. supplying
* this callback is very much encouraged! * this callback is very much encouraged!
@ -81,8 +81,9 @@ struct skiplist {
extern struct skiplist * extern struct skiplist *
skiplist_new(/* encouraged: set list.del callback on new lists */ skiplist_new(/* encouraged: set list.del callback on new lists */
int flags, int flags,
int (*cmp)(void *key1, void *key2), /* NULL => default cmp */ int (*cmp)(const void *key1,
void (*del)(void *val)); /* NULL => no auto val free */ const void *key2), /* NULL => default cmp */
void (*del)(void *val)); /* NULL => no auto val free */
extern void skiplist_free(struct skiplist *); extern void skiplist_free(struct skiplist *);
@ -96,12 +97,12 @@ extern int skiplist_search(register struct skiplist *l, register void *key,
void **valuePointer); void **valuePointer);
extern int skiplist_first_value(register struct skiplist *l, /* in */ extern int skiplist_first_value(register struct skiplist *l, /* in */
register void *key, /* in */ register const void *key, /* in */
void **valuePointer, /* in/out */ void **valuePointer, /* in/out */
void **cursor); /* out */ void **cursor); /* out */
extern int skiplist_next_value(register struct skiplist *l, /* in */ extern int skiplist_next_value(register struct skiplist *l, /* in */
register void *key, /* in */ register const void *key, /* in */
void **valuePointer, /* in/out */ void **valuePointer, /* in/out */
void **cursor); /* in/out */ void **cursor); /* in/out */