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-rw-r--r--lib/snmp/src/compile/snmpc_misc.hrl74
1 files changed, 74 insertions, 0 deletions
diff --git a/lib/snmp/src/compile/snmpc_misc.hrl b/lib/snmp/src/compile/snmpc_misc.hrl
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index 0000000000..c29f2eb9e5
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+++ b/lib/snmp/src/compile/snmpc_misc.hrl
@@ -0,0 +1,74 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2004-2009. 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%
+%%
+
+-define(verify_format_version(VFV_Ver1,VFV_Ver2),
+ fun(VFV_V,VFV_V) ->
+ ok;
+ (VFV_V1,VFV_V2) when is_list(VFV_V1) andalso is_list(VFV_V2) ->
+ Toks1 = string:tokens(VFV_V1, [$.]),
+ [Major1|_] = case (catch [list_to_integer(I) || I <- Toks1]) of
+ Nums when is_list(Nums) ->
+ Nums;
+ _ ->
+ {error, {invalid_version_format, VFV_V1}}
+ end,
+ Toks2 = string:tokens(VFV_V2, [$.]),
+ case (catch [list_to_integer(I) || I <- Toks2]) of
+ [Major1|_] ->
+ ok;
+ [_Major2|_] ->
+ {error, wrong_version};
+ _ ->
+ {error, {invalid_version_format, VFV_V2}}
+ end;
+ (VFV_V1,VFV_V2) ->
+ {error, {invalid_format, VFV_V1, VFV_V2}}
+ end(VFV_Ver1,VFV_Ver2)).
+
+-define(read_mib(RM_FN),
+ RM_Bin = case file:read_file(RM_FN) of
+ {ok, RM_B} ->
+ RM_B;
+ RM_Error ->
+ throw(RM_Error)
+ end,
+ RM_Mib = case (catch binary_to_term(RM_Bin)) of
+ RM_M when is_record(RM_M, mib) ->
+ RM_M;
+ _ ->
+ throw({error, bad_mib_format})
+ end,
+ #mib{mib_format_version = RM_V1} = #mib{},
+ case RM_Mib of
+ #mib{mib_format_version = RM_V2,
+ misc = RM_X} when is_integer(RM_X) ->
+ case (catch ?verify_format_version(RM_V1, RM_V2)) of
+ ok ->
+ {ok, RM_Mib#mib{misc = []}};
+ _ ->
+ throw({error, {wrong_mib_format_version_tag, RM_V2}})
+ end;
+ #mib{mib_format_version = RM_V2} ->
+ case (catch ?verify_format_version(RM_V1, RM_V2)) of
+ ok ->
+ {ok, RM_Mib#mib{misc = []}};
+ _ ->
+ throw({error, {wrong_mib_format_version_tag, RM_V2}})
+ end
+ end).