networkd: constify more things

4 files changed, 41 insertions, 25 deletions

diff --git a/src/network/networkd-address.c b/src/network/networkd-address.c
index 9275ccf9a9..5498e352d8 100644
--- a/src/network/networkd-address.c
+++ b/src/network/networkd-address.c
@@ -338,7 +338,12 @@ static int address_release(Address *address) {
         return 0;
 }
 
-int address_update(Address *address, unsigned char flags, unsigned char scope, struct ifa_cacheinfo *cinfo) {
+int address_update(
+                Address *address,
+                unsigned char flags,
+                unsigned char scope,
+                const struct ifa_cacheinfo *cinfo) {
+
         bool ready;
         int r;
 
diff --git a/src/network/networkd-address.h b/src/network/networkd-address.h
index 784ab18b27..03c4bea7c6 100644
--- a/src/network/networkd-address.h
+++ b/src/network/networkd-address.h
@@ -63,7 +63,7 @@ void address_free(Address *address);
 int address_add_foreign(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret);
 int address_add(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret);
 int address_get(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret);
-int address_update(Address *address, unsigned char flags, unsigned char scope, struct ifa_cacheinfo *cinfo);
+int address_update(Address *address, unsigned char flags, unsigned char scope, const struct ifa_cacheinfo *cinfo);
 int address_drop(Address *address);
 int address_configure(Address *address, Link *link, sd_netlink_message_handler_t callback, bool update);
 int address_remove(Address *address, Link *link, sd_netlink_message_handler_t callback);
diff --git a/src/network/networkd-route.c b/src/network/networkd-route.c
index 0d2a5bb83d..6359f967a2 100644
--- a/src/network/networkd-route.c
+++ b/src/network/networkd-route.c
@@ -226,13 +226,17 @@ int route_get(Link *link,
         return -ENOENT;
 }
 
-static int route_add_internal(Link *link, Set **routes,
-                              int family,
-                              union in_addr_union *dst,
-                              unsigned char dst_prefixlen,
-                              unsigned char tos,
-                              uint32_t priority,
-                              unsigned char table, Route **ret) {
+static int route_add_internal(
+                Link *link,
+                Set **routes,
+                int family,
+                const union in_addr_union *dst,
+                unsigned char dst_prefixlen,
+                unsigned char tos,
+                uint32_t priority,
+                unsigned char table,
+                Route **ret) {
+
         _cleanup_route_free_ Route *route = NULL;
         int r;
 
@@ -269,23 +273,29 @@ static int route_add_internal(Link *link, Set **routes,
         return 0;
 }
 
-int route_add_foreign(Link *link,
-                      int family,
-                      union in_addr_union *dst,
-                      unsigned char dst_prefixlen,
-                      unsigned char tos,
-                      uint32_t priority,
-                      unsigned char table, Route **ret) {
+int route_add_foreign(
+                Link *link,
+                int family,
+                const union in_addr_union *dst,
+                unsigned char dst_prefixlen,
+                unsigned char tos,
+                uint32_t priority,
+                unsigned char table,
+                Route **ret) {
+
         return route_add_internal(link, &link->routes_foreign, family, dst, dst_prefixlen, tos, priority, table, ret);
 }
 
-int route_add(Link *link,
+int route_add(
+              Link *link,
               int family,
-              union in_addr_union *dst,
+              const union in_addr_union *dst,
               unsigned char dst_prefixlen,
               unsigned char tos,
               uint32_t priority,
-              unsigned char table, Route **ret) {
+              unsigned char table,
+              Route **ret) {
+
         Route *route;
         int r;
 
@@ -318,12 +328,13 @@ int route_add(Link *link,
 }
 
 int route_update(Route *route,
-                 union in_addr_union *src,
+                 const union in_addr_union *src,
                  unsigned char src_prefixlen,
-                 union in_addr_union *gw,
-                 union in_addr_union *prefsrc,
+                 const union in_addr_union *gw,
+                 const union in_addr_union *prefsrc,
                  unsigned char scope,
                  unsigned char protocol) {
+
         assert(route);
         assert(src);
         assert(gw);
diff --git a/src/network/networkd-route.h b/src/network/networkd-route.h
index ddc3e1da57..d4e4dbac0b 100644
--- a/src/network/networkd-route.h
+++ b/src/network/networkd-route.h
@@ -58,9 +58,9 @@ int route_configure(Route *route, Link *link, sd_netlink_message_handler_t callb
 int route_remove(Route *route, Link *link, sd_netlink_message_handler_t callback);
 
 int route_get(Link *link, int family, const union in_addr_union *dst, unsigned char dst_prefixlen, unsigned char tos, uint32_t priority, unsigned char table, Route **ret);
-int route_add(Link *link, int family, union in_addr_union *dst, unsigned char dst_prefixlen, unsigned char tos, uint32_t priority, unsigned char table, Route **ret);
-int route_add_foreign(Link *link, int family, union in_addr_union *dst, unsigned char dst_prefixlen, unsigned char tos, uint32_t priority, unsigned char table, Route **ret);
-int route_update(Route *route, union in_addr_union *src, unsigned char src_prefixlen, union in_addr_union *gw, union in_addr_union *prefsrc, unsigned char scope, unsigned char protocol);
+int route_add(Link *link, int family, const union in_addr_union *dst, unsigned char dst_prefixlen, unsigned char tos, uint32_t priority, unsigned char table, Route **ret);
+int route_add_foreign(Link *link, int family, const union in_addr_union *dst, unsigned char dst_prefixlen, unsigned char tos, uint32_t priority, unsigned char table, Route **ret);
+int route_update(Route *route, const union in_addr_union *src, unsigned char src_prefixlen, const union in_addr_union *gw, const union in_addr_union *prefsrc, unsigned char scope, unsigned char protocol);
 
 int route_expire_handler(sd_event_source *s, uint64_t usec, void *userdata);