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authorGustav Simonsson <[email protected]>2012-02-13 11:36:41 +0100
committerGustav Simonsson <[email protected]>2012-02-13 11:36:41 +0100
commit871e450ebff145c06ae4fef0889f5310d0fb46b4 (patch)
tree9f55479825762b9aa5e61578b903711532f22b50 /lib
parent86231a380b27fc262e48aa8c3f0372d4d2056682 (diff)
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Add behaviour (api) module with callback specs
Function parameter and return type specifications for the public key functions
Diffstat (limited to 'lib')
-rw-r--r--lib/ssh/src/Makefile5
-rw-r--r--lib/ssh/src/ssh.app.src1
-rw-r--r--lib/ssh/src/ssh_file.erl2
-rw-r--r--lib/ssh/src/ssh_key_api.erl45
4 files changed, 52 insertions, 1 deletions
diff --git a/lib/ssh/src/Makefile b/lib/ssh/src/Makefile
index cd9618c139..7be97abf66 100644
--- a/lib/ssh/src/Makefile
+++ b/lib/ssh/src/Makefile
@@ -36,7 +36,11 @@ RELSYSDIR = $(RELEASE_PATH)/lib/ssh-$(VSN)
# Common Macros
# ----------------------------------------------------
+# Behaviour (api) modules are first so they are compiled when
+# the compiler reaches a callback module using them.
MODULES= \
+ ssh_sftpd_file_api \
+ ssh_key_api \
ssh \
ssh_sup \
sshc_sup \
@@ -63,7 +67,6 @@ MODULES= \
ssh_sftp \
ssh_sftpd \
ssh_sftpd_file\
- ssh_sftpd_file_api \
ssh_transport \
ssh_userreg \
ssh_xfer
diff --git a/lib/ssh/src/ssh.app.src b/lib/ssh/src/ssh.app.src
index 154c72485e..7a58dbe54f 100644
--- a/lib/ssh/src/ssh.app.src
+++ b/lib/ssh/src/ssh.app.src
@@ -21,6 +21,7 @@
sshd_sup,
ssh_file,
ssh_io,
+ ssh_key_api,
ssh_math,
ssh_no_io,
ssh_sftp,
diff --git a/lib/ssh/src/ssh_file.erl b/lib/ssh/src/ssh_file.erl
index 97ebf77e82..8569051bee 100644
--- a/lib/ssh/src/ssh_file.erl
+++ b/lib/ssh/src/ssh_file.erl
@@ -23,6 +23,8 @@
-module(ssh_file).
+-behaviour(ssh_key_api).
+
-include_lib("public_key/include/public_key.hrl").
-include_lib("kernel/include/file.hrl").
diff --git a/lib/ssh/src/ssh_key_api.erl b/lib/ssh/src/ssh_key_api.erl
new file mode 100644
index 0000000000..8085c12e21
--- /dev/null
+++ b/lib/ssh/src/ssh_key_api.erl
@@ -0,0 +1,45 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2011-2012. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+
+-module(ssh_key_api).
+
+-include_lib("public_key/include/public_key.hrl").
+-include("ssh.hrl").
+
+-type ssh_algorithm() :: string().
+-type file_error() :: file:posix() | badarg | system_limit | terminated.
+
+-callback host_key(Algorithm :: ssh_algorithm(), Options :: list()) ->
+ {ok, [{public_key(), Attributes::list()}]} | public_key()
+ | {error, string()}.
+
+-callback user_key(Algorithm :: ssh_algorithm(), Options :: list()) ->
+ {ok, [{public_key(), Attributes::list()}]} | public_key()
+ | {error, string()}.
+
+-callback is_host_key(Key :: public_key(), PeerName :: string(),
+ Algorithm :: ssh_algorithm(), Options :: list()) ->
+ boolean().
+
+-callback add_host_key(Host :: string(), Key :: public_key(), Options :: list()) ->
+ ok | {error, file_error()}.
+
+-callback is_auth_key(Key :: public_key(), User :: string(),
+ Algorithm :: ssh_algorithm(), Options :: list()) ->
+ boolean().