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Split out context-marking from add_address.

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This commit is contained in:
Simon Kelley
2013-03-07 11:00:26 +00:00
parent 52a1ae72f0
commit ff59fc82b3
1 changed files with 13 additions and 5 deletions
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18
src/rfc3315.c
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@@ -45,6 +45,7 @@ static void get_context_tag(struct state *state, struct dhcp_context *context);
static int check_ia(struct state *state, void *opt, void **endp, void **ia_option);
static int build_ia(struct state *state, int *t1cntr);
static void end_ia(int t1cntr, unsigned int min_time, int do_fuzz);
static void mark_context_used(struct dhcp_context *context, struct in6_addr *addr);
static void add_address(struct state *state, struct dhcp_context *context, unsigned int lease_time, unsigned int requested_time,
unsigned int *min_time, struct in6_addr *addr, int update_lease, time_t now);
static void update_leases(struct state *state, struct dhcp_context *context, struct in6_addr *addr, unsigned int lease_time, time_t now);
@@ -577,6 +578,7 @@ static int dhcp6_no_relay(int msg_type, struct in6_addr *link_address, struct dh
/* add address to output packet */
add_address(&state, c, lease_time, requested_time, &min_time, req_addr, rapid_commit != NULL, now);
mark_context_used(c, req_addr);
get_context_tag(&state, c);
address_assigned = 1;
}
@@ -590,6 +592,7 @@ static int dhcp6_no_relay(int msg_type, struct in6_addr *link_address, struct dh
lease_time = config->lease_time;
/* add address to output packet */
add_address(&state, c, lease_time, requested_time, &min_time, &config->addr6, rapid_commit != NULL, now);
mark_context_used(c, req_addr);
get_context_tag(&state, c);
address_assigned = 1;
}
@@ -602,6 +605,7 @@ static int dhcp6_no_relay(int msg_type, struct in6_addr *link_address, struct dh
if ((c = address6_available(context, req_addr, tagif)))
{
add_address(&state, c, c->lease_time, c->lease_time, &min_time, req_addr, rapid_commit != NULL, now);
mark_context_used(c, req_addr);
get_context_tag(&state, c);
address_assigned = 1;
}
@@ -610,6 +614,7 @@ static int dhcp6_no_relay(int msg_type, struct in6_addr *link_address, struct dh
/* Return addresses for all valid contexts which don't yet have one */
while ((c = address6_allocate(context, state.clid, state.clid_len, state.iaid, tagif, &addr)))
{
mark_context_used(c, req_addr);
add_address(&state, c, c->lease_time, c->lease_time, &min_time, &addr, rapid_commit != NULL, now);
get_context_tag(&state, c);
address_assigned = 1;
@@ -1369,14 +1374,17 @@ static void add_address(struct state *state, struct dhcp_context *context, unsig
}
}
/* Mark that we have an address for this prefix. */
for (context = state->context; context; context = context->current)
if (is_same_net6(addr, &context->start6, context->prefix))
context->flags |= CONTEXT_USED;
log6_packet(state, do_update ? "DHCPREPLY" : "DHCPADVERTISE", addr, state->hostname);
}
static void mark_context_used(struct dhcp_context *context, struct in6_addr *addr)
{
/* Mark that we have an address for this prefix. */
for (; context; context = context->current)
if (is_same_net6(addr, &context->start6, context->prefix))
context->flags |= CONTEXT_USED;
}
static void update_leases(struct state *state, struct dhcp_context *context, struct in6_addr *addr, unsigned int lease_time, time_t now)
{