util: add a new mode for in_addr_prefix_from_string_auto_internal() which refuses...

[thirdparty/systemd.git] / src / basic / in-addr-util.h

diff --git a/src/basic/in-addr-util.h b/src/basic/in-addr-util.h
index 5de85cc422084dc33fa583d878a14532fce16ee8..3069790519b5c5527d1cafa563eab2b29d7cce8a 100644 (file)
--- a/src/basic/in-addr-util.h
+++ b/src/basic/in-addr-util.h
@@ -45,19 +45,17 @@ int in4_addr_default_subnet_mask(const struct in_addr *addr, struct in_addr *mas
 int in_addr_mask(int family, union in_addr_union *addr, unsigned char prefixlen);
 int in_addr_prefix_covers(int family, const union in_addr_union *prefix, unsigned char prefixlen, const union in_addr_union *address);
 int in_addr_parse_prefixlen(int family, const char *p, unsigned char *ret);
-int in_addr_prefix_from_string_internal(const char *p, bool use_default_prefixlen, int family, union in_addr_union *ret_prefix, unsigned char *ret_prefixlen);
-int in_addr_prefix_from_string_auto_internal(const char *p, bool use_default_prefixlen, int *ret_family, union in_addr_union *ret_prefix, unsigned char *ret_prefixlen);
-static inline int in_addr_prefix_from_string(const char *p, int family, union in_addr_union *ret_prefix, unsigned char *ret_prefixlen) {
-        return in_addr_prefix_from_string_internal(p, false, family, ret_prefix, ret_prefixlen);
-}
+int in_addr_prefix_from_string(const char *p, int family, union in_addr_union *ret_prefix, unsigned char *ret_prefixlen);
+
+typedef enum InAddrPrefixLenMode {
+        PREFIXLEN_FULL,   /* Default to prefixlen of address size, 32 for IPv4 or 128 for IPv6, if not specified. */
+        PREFIXLEN_REFUSE, /* Fail with -ENOANO if prefixlen is not specified. */
+        PREFIXLEN_LEGACY, /* Default to legacy default prefixlen calculation from address if not specified. */
+} InAddrPrefixLenMode;
+
+int in_addr_prefix_from_string_auto_internal(const char *p, InAddrPrefixLenMode mode, int *ret_family, union in_addr_union *ret_prefix, unsigned char *ret_prefixlen);
 static inline int in_addr_prefix_from_string_auto(const char *p, int *ret_family, union in_addr_union *ret_prefix, unsigned char *ret_prefixlen) {
-        return in_addr_prefix_from_string_auto_internal(p, false, ret_family, ret_prefix, ret_prefixlen);
-}
-static inline int in_addr_default_prefix_from_string(const char *p, int family, union in_addr_union *ret_prefix, unsigned char *ret_prefixlen) {
-        return in_addr_prefix_from_string_internal(p, true, family, ret_prefix, ret_prefixlen);
-}
-static inline int in_addr_default_prefix_from_string_auto(const char *p, int *ret_family, union in_addr_union *ret_prefix, unsigned char *ret_prefixlen) {
-        return in_addr_prefix_from_string_auto_internal(p, true, ret_family, ret_prefix, ret_prefixlen);
+        return in_addr_prefix_from_string_auto_internal(p, PREFIXLEN_FULL, ret_family, ret_prefix, ret_prefixlen);
 }
 
 static inline size_t FAMILY_ADDRESS_SIZE(int family) {