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in-addr-util: introduce in_addr_data_hash_ops_free and expose its compare and hash functions

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Preparation for later commits.
This commit is contained in:
Yu Watanabe 2022-12-07 22:34:40 +09:00
parent 0f17886390
commit 4596c83658
2 changed files with 23 additions and 4 deletions
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24
src/basic/in-addr-util.c
View file

@ -921,7 +921,7 @@ int in_addr_prefix_from_string_auto_internal(
}
static void in_addr_data_hash_func(const struct in_addr_data *a, struct siphash *state) {
void in_addr_data_hash_func(const struct in_addr_data *a, struct siphash *state) {
assert(a);
assert(state);
@ -929,7 +929,7 @@ static void in_addr_data_hash_func(const struct in_addr_data *a, struct siphash
siphash24_compress(&a->address, FAMILY_ADDRESS_SIZE(a->family), state);
}
static int in_addr_data_compare_func(const struct in_addr_data *x, const struct in_addr_data *y) {
int in_addr_data_compare_func(const struct in_addr_data *x, const struct in_addr_data *y) {
int r;
assert(x);
@ -942,7 +942,18 @@ static int in_addr_data_compare_func(const struct in_addr_data *x, const struct
return memcmp(&x->address, &y->address, FAMILY_ADDRESS_SIZE(x->family));
}
DEFINE_HASH_OPS(in_addr_data_hash_ops, struct in_addr_data, in_addr_data_hash_func, in_addr_data_compare_func);
DEFINE_HASH_OPS(
in_addr_data_hash_ops,
struct in_addr_data,
in_addr_data_hash_func,
in_addr_data_compare_func);
DEFINE_HASH_OPS_WITH_KEY_DESTRUCTOR(
in_addr_data_hash_ops_free,
struct in_addr_data,
in_addr_data_hash_func,
in_addr_data_compare_func,
free);
void in6_addr_hash_func(const struct in6_addr *addr, struct siphash *state) {
assert(addr);
@ -958,7 +969,12 @@ int in6_addr_compare_func(const struct in6_addr *a, const struct in6_addr *b) {
return memcmp(a, b, sizeof(*a));
}
DEFINE_HASH_OPS(in6_addr_hash_ops, struct in6_addr, in6_addr_hash_func, in6_addr_compare_func);
DEFINE_HASH_OPS(
in6_addr_hash_ops,
struct in6_addr,
in6_addr_hash_func,
in6_addr_compare_func);
DEFINE_HASH_OPS_WITH_KEY_DESTRUCTOR(
in6_addr_hash_ops_free,
struct in6_addr,

3
src/basic/in-addr-util.h
View file

@ -177,10 +177,13 @@ static inline size_t FAMILY_ADDRESS_SIZE(int family) {
* See also oss-fuzz#11344. */
#define IN_ADDR_NULL ((union in_addr_union) { .in6 = {} })
void in_addr_data_hash_func(const struct in_addr_data *a, struct siphash *state);
int in_addr_data_compare_func(const struct in_addr_data *x, const struct in_addr_data *y);
void in6_addr_hash_func(const struct in6_addr *addr, struct siphash *state);
int in6_addr_compare_func(const struct in6_addr *a, const struct in6_addr *b);
extern const struct hash_ops in_addr_data_hash_ops;
extern const struct hash_ops in_addr_data_hash_ops_free;
extern const struct hash_ops in6_addr_hash_ops;
extern const struct hash_ops in6_addr_hash_ops_free;