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-rw-r--r--lib/inets/src/tftp/tftp.erl47
1 files changed, 41 insertions, 6 deletions
diff --git a/lib/inets/src/tftp/tftp.erl b/lib/inets/src/tftp/tftp.erl
index bfdb4c0030..b33c0a98f4 100644
--- a/lib/inets/src/tftp/tftp.erl
+++ b/lib/inets/src/tftp/tftp.erl
@@ -215,8 +215,6 @@
start/0
]).
--export([behaviour_info/1]).
-
%% Application local functions
-export([
start_standalone/1,
@@ -227,13 +225,50 @@
]).
-behaviour_info(callbacks) ->
- [{prepare, 6}, {open, 6}, {read, 1}, {write, 2}, {abort, 3}];
-behaviour_info(_) ->
- undefined.
+-type peer() :: {PeerType :: inet | inet6,
+ PeerHost :: inet:ip_address(),
+ PeerPort :: port()}.
+
+-type access() :: read | write.
+
+-type options() :: [{Key :: string(), Value :: string()}].
+
+-type error_code() :: undef | enoent | eacces | enospc |
+ badop | eexist | baduser | badopt |
+ integer().
+
+-callback prepare(Peer :: peer(),
+ Access :: access(),
+ Filename :: file:name(),
+ Mode :: string(),
+ SuggestedOptions :: options(),
+ InitialState :: [] | [{root_dir, string()}]) ->
+ {ok, AcceptedOptions :: options(), NewState :: term()} |
+ {error, {Code :: error_code(), string()}}.
+
+-callback open(Peer :: peer(),
+ Access :: access(),
+ Filename :: file:name(),
+ Mode :: string(),
+ SuggestedOptions :: options(),
+ State :: [] | [{root_dir, string()}] | term()) ->
+ {ok, AcceptedOptions :: options(), NewState :: term()} |
+ {error, {Code :: error_code(), string()}}.
+
+-callback read(State :: term()) -> {more, binary(), NewState :: term()} |
+ {last, binary(), integer()} |
+ {error, {Code :: error_code(), string()}}.
+
+-callback write(binary(), State :: term()) ->
+ {more, NewState :: term()} |
+ {last, FileSize :: integer()} |
+ {error, {Code :: error_code(), string()}}.
+
+-callback abort(Code :: error_code(), string(), State :: term()) -> 'ok'.
-include("tftp.hrl").
+
%%-------------------------------------------------------------------
%% read_file(RemoteFilename, LocalFilename, Options) ->
%% {ok, LastCallbackState} | {error, Reason}