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-rw-r--r--src/ranch.erl7
-rw-r--r--src/ranch_acceptor.erl6
-rw-r--r--src/ranch_listener.erl6
3 files changed, 11 insertions, 8 deletions
diff --git a/src/ranch.erl b/src/ranch.erl
index c582efa..752819e 100644
--- a/src/ranch.erl
+++ b/src/ranch.erl
@@ -28,6 +28,9 @@
-export([set_option_default/3]).
-export([require/1]).
+-type max_conns() :: non_neg_integer() | infinity.
+-export_type([max_conns/0]).
+
%% @doc Start a listener for the given transport and protocol.
%%
%% A listener is effectively a pool of <em>NbAcceptors</em> acceptors.
@@ -124,14 +127,14 @@ get_port(Ref) ->
Port.
%% @doc Return the max number of connections allowed concurrently.
--spec get_max_connections(any()) -> non_neg_integer().
+-spec get_max_connections(any()) -> max_conns().
get_max_connections(Ref) ->
ListenerPid = ranch_server:lookup_listener(Ref),
{ok, MaxConnections} = ranch_listener:get_max_connections(ListenerPid),
MaxConnections.
%% @doc Set the max number of connections allowed concurrently.
--spec set_max_connections(any(), non_neg_integer()) -> ok.
+-spec set_max_connections(any(), max_conns()) -> ok.
set_max_connections(Ref, MaxConnections) ->
ListenerPid = ranch_server:lookup_listener(Ref),
ok = ranch_listener:set_max_connections(ListenerPid, MaxConnections).
diff --git a/src/ranch_acceptor.erl b/src/ranch_acceptor.erl
index 1985826..aef98d7 100644
--- a/src/ranch_acceptor.erl
+++ b/src/ranch_acceptor.erl
@@ -43,7 +43,7 @@ init(LSocket, Transport, Protocol, MaxConns, Opts, ListenerPid, ConnsSup) ->
loop(LSocket, Transport, Protocol, MaxConns, Opts, ListenerPid, ConnsSup).
-spec loop(inet:socket(), module(), module(),
- non_neg_integer(), any(), pid(), pid()) -> no_return().
+ ranch:max_conns(), any(), pid(), pid()) -> no_return().
loop(LSocket, Transport, Protocol, MaxConns, Opts, ListenerPid, ConnsSup) ->
receive
%% We couldn't accept the socket but it's safe to continue.
@@ -70,8 +70,8 @@ loop(LSocket, Transport, Protocol, MaxConns, Opts, ListenerPid, ConnsSup) ->
MaxConns, Opts2, ListenerPid, ConnsSup)
end.
--spec maybe_wait(pid(), non_neg_integer(), non_neg_integer())
- -> {ok, non_neg_integer()}.
+-spec maybe_wait(pid(), MaxConns, non_neg_integer())
+ -> {ok, MaxConns} when MaxConns::ranch:max_conns().
maybe_wait(_, MaxConns, NbConns) when MaxConns > NbConns ->
{ok, MaxConns};
maybe_wait(ListenerPid, MaxConns, NbConns) ->
diff --git a/src/ranch_listener.erl b/src/ranch_listener.erl
index 873d860..81943d4 100644
--- a/src/ranch_listener.erl
+++ b/src/ranch_listener.erl
@@ -38,7 +38,7 @@
-record(state, {
ref :: any(),
- max_conns = undefined :: non_neg_integer(),
+ max_conns = undefined :: ranch:max_conns(),
port = undefined :: undefined | inet:port_number(),
proto_opts = undefined :: any(),
rm_diff = 0 :: non_neg_integer()
@@ -83,12 +83,12 @@ set_port(ServerPid, Port) ->
gen_server:cast(ServerPid, {set_port, Port}).
%% @doc Return the max number of connections allowed concurrently.
--spec get_max_connections(pid()) -> {ok, non_neg_integer()}.
+-spec get_max_connections(pid()) -> {ok, ranch:max_conns()}.
get_max_connections(ServerPid) ->
gen_server:call(ServerPid, get_max_connections).
%% @doc Set the max number of connections allowed concurrently.
--spec set_max_connections(pid(), non_neg_integer()) -> ok.
+-spec set_max_connections(pid(), ranch:max_conns()) -> ok.
set_max_connections(ServerPid, MaxConnections) ->
gen_server:call(ServerPid, {set_max_connections, MaxConnections}).