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add appropriate sorting function for struct leases_t

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The HASH_SORT in analyze needs this.

Signed-off-by: Sami Kerola <kerolasa@iki.fi>
This commit is contained in:
Sami Kerola 2014-08-09 19:26:29 +01:00
parent 965875d20b
commit e09f655a7b
6 changed files with 38 additions and 1 deletions
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25
src/sort.c
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@ -74,6 +74,31 @@ int ipcomp_v6(const union ipaddr_t *restrict a, const union ipaddr_t *restrict b
return memcmp(&a->v6, &b->v6, sizeof(a->v6));
}
/*! \brief Compare IP address in leases_t structure, with IPv4/v6 determination.
* \param a Binary IP address.
* \param b Binary IP address.
* \return If a < b return -1, if a < b return 1, when they are equal return 0.
*/
int leasecomp_init(const struct leases_t *restrict a __attribute__ ((unused)),
const struct leases_t *restrict b __attribute__ ((unused)))
{
return 0;
}
int leasecomp_v4(const struct leases_t *restrict a, const struct leases_t *restrict b)
{
if (a->ip.v4 < b->ip.v4)
return -1;
if (a->ip.v4 > b->ip.v4)
return 1;
return 0;
}
int leasecomp_v6(const struct leases_t *restrict a, const struct leases_t *restrict b)
{
return memcmp(&a->ip.v6, &b->ip.v6, sizeof(a->ip.v6));
}
/*! \brief Compare IP address in leases. Suitable for sorting range table.
* \param r1 A range structure.
* \param r2 A range structure.