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Use a header file for Linux PF_PACKET constants

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1 parent 6a7723f commit 81c1a8ac0b8796d4d03ff203e048da85e2ff2f09 @msantos committed Mar 11, 2012
Showing with 57 additions and 28 deletions.
  1. +55 −0 include/packet.hrl
  2. +2 −28 src/packet.erl
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@@ -0,0 +1,55 @@
+%% Copyright (c) 2012, Michael Santos <michael.santos@gmail.com>
+%% All rights reserved.
+%%
+%% Redistribution and use in source and binary forms, with or without
+%% modification, are permitted provided that the following conditions
+%% are met:
+%%
+%% Redistributions of source code must retain the above copyright
+%% notice, this list of conditions and the following disclaimer.
+%%
+%% Redistributions in binary form must reproduce the above copyright
+%% notice, this list of conditions and the following disclaimer in the
+%% documentation and/or other materials provided with the distribution.
+%%
+%% Neither the name of the author nor the names of its contributors
+%% may be used to endorse or promote products derived from this software
+%% without specific prior written permission.
+%%
+%% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+%% "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+%% LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+%% FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+%% COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+%% INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+%% BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+%% LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+%% CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+%% LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+%% ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+%% POSSIBILITY OF SUCH DAMAGE.
+-define(SIOCGIFINDEX, 16#8933).
+-define(PF_PACKET, 17).
+
+% Options for retrieving device IP
+-define(SIOCGIFADDR, 16#8915).
+-define(PF_INET, 2).
+
+% Options for retrieving dev MAC address
+-define(SIOCGIFHWADDR, 16#8927).
+
+% Options for promiscuous mode
+-define(SOL_PACKET, 263).
+-define(PACKET_ADD_MEMBERSHIP, 1).
+-define(PACKET_DROP_MEMBERSHIP, 2).
+-define(PACKET_MR_PROMISC, 1).
+
+% Options for binding to interfaces
+-define(SOL_SOCKET, 1).
+-define(SO_BINDTODEVICE, 25).
+
+% Options for BPF filtering
+-define(SO_ATTACH_FILTER, 26).
+-define(SO_DETACH_FILTER, 27).
+
+-define(ETH_P_IP, 16#0800).
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@@ -1,4 +1,4 @@
-%% Copyright (c) 2010-2011, Michael Santos <michael.santos@gmail.com>
+%% Copyright (c) 2010-2012, Michael Santos <michael.santos@gmail.com>
%% All rights reserved.
%%
%% Redistribution and use in source and binary forms, with or without
@@ -34,6 +34,7 @@
%% specific interfaces.
%%
-module(packet).
+-include("packet.hrl").
-export([
socket/0, socket/1,
iflist/0,
@@ -52,33 +53,6 @@
]).
--define(SIOCGIFINDEX, 16#8933).
--define(PF_PACKET, 17).
-
-% Options for retrieving device IP
--define(SIOCGIFADDR, 16#8915).
--define(PF_INET, 2).
-
-% Options for retrieving dev MAC address
--define(SIOCGIFHWADDR, 16#8927).
-
-% Options for promiscuous mode
--define(SOL_PACKET, 263).
--define(PACKET_ADD_MEMBERSHIP, 1).
--define(PACKET_DROP_MEMBERSHIP, 2).
--define(PACKET_MR_PROMISC, 1).
-
-% Options for binding to interfaces
--define(SOL_SOCKET, 1).
--define(SO_BINDTODEVICE, 25).
-
-% Options for BPF filtering
--define(SO_ATTACH_FILTER, 26).
--define(SO_DETACH_FILTER, 27).
-
--define(ETH_P_IP, 16#0800).
-
-
%%-------------------------------------------------------------------------
%% Convenience function to return a raw socket
%%-------------------------------------------------------------------------

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