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authorFredrik Gustafsson <[email protected]>2013-07-30 16:06:40 +0200
committerFredrik Gustafsson <[email protected]>2013-07-30 16:06:40 +0200
commite547c997a4e516d3474e577bd4747e249303a7c7 (patch)
tree01fe9326f74ba6f1bf58f9dbd0d71a17e8bcb60c /lib/kernel/src
parentd794ba8845619322639f24602624b9acd71efc98 (diff)
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kernel: added ntoa documentation and exported it in inet.erl
Diffstat (limited to 'lib/kernel/src')
-rw-r--r--lib/kernel/src/inet.erl9
-rw-r--r--lib/kernel/src/inet_parse.erl4
2 files changed, 11 insertions, 2 deletions
diff --git a/lib/kernel/src/inet.erl b/lib/kernel/src/inet.erl
index 3ea530a366..d0fddec058 100644
--- a/lib/kernel/src/inet.erl
+++ b/lib/kernel/src/inet.erl
@@ -32,7 +32,7 @@
ip/1, stats/0, options/0,
pushf/3, popf/1, close/1, gethostname/0, gethostname/1,
parse_ipv4_address/1, parse_ipv6_address/1, parse_ipv4strict_address/1,
- parse_ipv6strict_address/1, parse_address/1, parse_strict_address/1]).
+ parse_ipv6strict_address/1, parse_address/1, parse_strict_address/1, ntoa/1]).
-export([connect_options/2, listen_options/2, udp_options/2, sctp_options/2]).
@@ -529,6 +529,13 @@ getservbyname(Name, Protocol) when is_atom(Name) ->
Error -> Error
end.
+-spec ntoa(IpAddress) ->
+ {ok, Address} | {error, einval} when
+ Address :: string(),
+ IPv4Address :: ip_address().
+ntoa(Addr) ->
+ inet_parse:ntoa(Addr).
+
-spec parse_ipv4_address(Address) ->
{ok, IPv4Address} | {error, einval} when
Address :: string(),
diff --git a/lib/kernel/src/inet_parse.erl b/lib/kernel/src/inet_parse.erl
index 619c78a6ca..98bd8d386c 100644
--- a/lib/kernel/src/inet_parse.erl
+++ b/lib/kernel/src/inet_parse.erl
@@ -722,7 +722,9 @@ ntoa({0,0,0,0,0,16#ffff,A,B}) ->
"::FFFF:" ++ dig_to_dec(A) ++ "." ++ dig_to_dec(B);
ntoa({_,_,_,_,_,_,_,_}=T) ->
%% Find longest sequence of zeros, at least 2, to replace with "::"
- ntoa(tuple_to_list(T), []).
+ ntoa(tuple_to_list(T), []);
+ntoa(_) ->
+ {error, einval}.
%% Find first double zero
ntoa([], R) ->