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-rw-r--r--src/cowboy_spdy.erl23
1 files changed, 21 insertions, 2 deletions
diff --git a/src/cowboy_spdy.erl b/src/cowboy_spdy.erl
index 64ec950..e5aeb21 100644
--- a/src/cowboy_spdy.erl
+++ b/src/cowboy_spdy.erl
@@ -37,8 +37,11 @@
-export([send/2]).
-export([sendfile/2]).
+-type streamid() :: non_neg_integer().
+-type socket() :: {pid(), streamid()}.
+
-record(child, {
- streamid :: non_neg_integer(),
+ streamid :: streamid(),
pid :: pid(),
input = nofin :: fin | nofin,
in_buffer = <<>> :: binary(),
@@ -59,7 +62,7 @@
peer,
zdef,
zinf,
- last_streamid = 0 :: non_neg_integer(),
+ last_streamid = 0 :: streamid(),
children = [] :: [#child{}]
}).
@@ -202,6 +205,7 @@ loop(State=#state{parent=Parent, socket=Socket, transport=Transport,
terminate(State)
end.
+-spec system_continue(_, _, #state{}) -> ok.
system_continue(_, _, State) ->
loop(State).
@@ -209,6 +213,7 @@ system_continue(_, _, State) ->
system_terminate(Reason, _, _, _) ->
exit(Reason).
+-spec system_code_change(Misc, _, _, _) -> {ok, Misc} when Misc::#state{}.
system_code_change(Misc, _, _, _) ->
{ok, Misc}.
@@ -351,6 +356,11 @@ delete_child(Pid, State=#state{children=Children}) ->
%% Request process.
+-spec request_init(socket(), {inet:ip_address(), inet:port_number()},
+ cowboy:onrequest_fun(), cowboy:onresponse_fun(),
+ cowboy_middleware:env(), [module()],
+ binary(), binary(), binary(), binary(), [{binary(), binary()}])
+ -> ok.
request_init(FakeSocket, Peer, OnRequest, OnResponse,
Env, Middlewares, Method, Host, Path, Version, Headers) ->
{Host2, Port} = cow_http:parse_fullhost(Host),
@@ -404,6 +414,7 @@ resume(Env, Tail, Module, Function, Args) ->
%% Reply functions used by cowboy_req.
+-spec reply(socket(), binary(), cowboy:http_headers(), iodata()) -> ok.
reply(Socket = {Pid, _}, Status, Headers, Body) ->
_ = case iolist_size(Body) of
0 -> Pid ! {reply, Socket, Status, Headers};
@@ -411,23 +422,29 @@ reply(Socket = {Pid, _}, Status, Headers, Body) ->
end,
ok.
+-spec stream_reply(socket(), binary(), cowboy:http_headers()) -> ok.
stream_reply(Socket = {Pid, _}, Status, Headers) ->
_ = Pid ! {stream_reply, Socket, Status, Headers},
ok.
+-spec stream_data(socket(), iodata()) -> ok.
stream_data(Socket = {Pid, _}, Data) ->
_ = Pid ! {stream_data, Socket, Data},
ok.
+-spec stream_close(socket()) -> ok.
stream_close(Socket = {Pid, _}) ->
_ = Pid ! {stream_close, Socket},
ok.
%% Internal transport functions.
+-spec name() -> spdy.
name() ->
spdy.
+-spec recv(socket(), non_neg_integer(), timeout())
+ -> {ok, binary()} | {error, timeout}.
recv(Socket = {Pid, _}, Length, Timeout) ->
_ = Pid ! {recv, Socket, self(), Length, Timeout},
receive
@@ -435,12 +452,14 @@ recv(Socket = {Pid, _}, Length, Timeout) ->
Ret
end.
+-spec send(socket(), iodata()) -> ok.
send(Socket, Data) ->
stream_data(Socket, Data).
%% We don't wait for the result of the actual sendfile call,
%% therefore we can't know how much was actually sent.
%% This isn't a problem as we don't use this value in Cowboy.
+-spec sendfile(socket(), file:name_all()) -> {ok, undefined}.
sendfile(Socket = {Pid, _}, Filepath) ->
_ = Pid ! {sendfile, Socket, Filepath},
{ok, undefined}.