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Comparing Net-SNMP-XS/XS.pm (file contents):
Revision 1.5 by root, Thu Apr 9 05:56:36 2009 UTC vs.
Revision 1.10 by root, Wed May 5 20:46:09 2010 UTC

… …
20 20
21There are currently the following limitations when using this module: 21There are currently the following limitations when using this module:
22 22
23=over 4 23=over 4
24 24
25=item only leading dots for oids are supported 25=item overriding internal functions might cause the module to
26 26malfunction with future versions of Net::SNMP
27=item error handling is currently broken (but parse errors will be detected)
28 27
29=item error messages will be simpler/different 28=item error messages will be simpler/different
30 29
31=item oid components are limited to unsigned 32 bit integers
32
33=item translation will be ignored (all values will be delivered "raw") 30=item translation will be ignored (all values will be delivered "raw")
34
35=item a 64 bit perl is required
36 31
37=item a moderately modern (>= C99) C compiler is required 32=item a moderately modern (>= C99) C compiler is required
38 33
39=item only tested with 5.10 34=item only tested with 5.10, no intentions to port to older perls
40 35
41=item duplicate OIDs are not supported 36=item duplicate OIDs are not supported
42 37
43=item REPORT PDUs are not supported 38=item REPORT PDUs are not supported
44 39
… …
51use strict qw(vars subs); 46use strict qw(vars subs);
52no warnings; 47no warnings;
53 48
54use Guard; 49use Guard;
55 50
51use Net::SNMP ();
56use Net::SNMP::PDU (); 52use Net::SNMP::PDU ();
57use Net::SNMP::Message (); 53use Net::SNMP::Message ();
58use Net::SNMP::MessageProcessing (); 54use Net::SNMP::MessageProcessing ();
59 55
60our $VERSION; 56our $VERSION;
61our $old_prepare;
62 57
63BEGIN { 58BEGIN {
64 $VERSION = '0.01'; 59 $VERSION = '1.0';
65 60
66 $old_prepare = \&Net::SNMP::MessageProcessing::prepare_data_elements; 61 # this overrides many methods inside Net::SNMP and it's submodules
67
68 # this overrides many methods inside
69 require XSLoader; 62 require XSLoader;
70 XSLoader::load Net::SNMP::XS, $VERSION; 63 XSLoader::load Net::SNMP::XS, $VERSION;
71} 64}
72 65
73sub Net::SNMP::MessageProcessing::prepare_data_elements { 66package Net::SNMP::Message;
74 my ($self, $msg) = @_;
75 67
76 set_msg $msg, $msg->{_buffer}; 68Net::SNMP::XS::set_type INTEGER , \&_process_integer32;
77 scope_guard \&clr_msg; 69Net::SNMP::XS::set_type OCTET_STRING , \&_process_octet_string;
78 &$old_prepare 70Net::SNMP::XS::set_type NULL , \&_process_null;
79} 71Net::SNMP::XS::set_type OBJECT_IDENTIFIER, \&_process_object_identifier;
72Net::SNMP::XS::set_type SEQUENCE , \&_process_sequence;
73Net::SNMP::XS::set_type IPADDRESS , \&_process_ipaddress;
74Net::SNMP::XS::set_type COUNTER , \&_process_counter;
75Net::SNMP::XS::set_type GAUGE , \&_process_gauge;
76Net::SNMP::XS::set_type TIMETICKS , \&_process_timeticks;
77Net::SNMP::XS::set_type OPAQUE , \&_process_opaque;
78Net::SNMP::XS::set_type COUNTER64 , \&_process_counter64;
79Net::SNMP::XS::set_type NOSUCHOBJECT , \&_process_nosuchobject;
80Net::SNMP::XS::set_type NOSUCHINSTANCE , \&_process_nosuchinstance;
81Net::SNMP::XS::set_type ENDOFMIBVIEW , \&_process_endofmibview;
82Net::SNMP::XS::set_type GET_REQUEST , \&_process_get_request;
83Net::SNMP::XS::set_type GET_NEXT_REQUEST , \&_process_get_next_request;
84Net::SNMP::XS::set_type GET_RESPONSE , \&_process_get_response;
85Net::SNMP::XS::set_type SET_REQUEST , \&_process_set_request;
86Net::SNMP::XS::set_type TRAP , \&_process_trap;
87Net::SNMP::XS::set_type GET_BULK_REQUEST , \&_process_get_bulk_request;
88Net::SNMP::XS::set_type INFORM_REQUEST , \&_process_inform_request;
89Net::SNMP::XS::set_type SNMPV2_TRAP , \&_process_v2_trap;
90Net::SNMP::XS::set_type REPORT , \&_process_report;
80 91
92package Net::SNMP::PDU;
93
94# var_bind_list hardcodes oid_lex_sort. *sigh*
95# we copy it 1:1, except for using oid_lex_sort.
96
97sub var_bind_list
81{ 98{
82 package Net::SNMP::Message; 99 my ($this, $vbl, $types) = @_;
83 100
84 Net::SNMP::XS::set_type INTEGER , \&_process_integer32; 101 return if defined($this->{_error});
85 Net::SNMP::XS::set_type OCTET_STRING , \&_process_octet_string; 102
86 Net::SNMP::XS::set_type NULL , \&_process_null; 103 if (@_ > 1) {
87 Net::SNMP::XS::set_type OBJECT_IDENTIFIER, \&_process_object_identifier; 104 # The VarBindList HASH is being updated from an external
88 Net::SNMP::XS::set_type SEQUENCE , \&_process_sequence; 105 # source. We need to update the VarBind names ARRAY to
89 Net::SNMP::XS::set_type IPADDRESS , \&_process_ipaddress; 106 # correspond to the new keys of the HASH. If the updated
90 Net::SNMP::XS::set_type COUNTER , \&_process_counter; 107 # information is valid, we will use lexicographical ordering
91 Net::SNMP::XS::set_type GAUGE , \&_process_gauge; 108 # for the ARRAY entries since we do not have a PDU to use
92 Net::SNMP::XS::set_type TIMETICKS , \&_process_timeticks; 109 # to determine the ordering. The ASN.1 types HASH is also
93 Net::SNMP::XS::set_type OPAQUE , \&_process_opaque; 110 # updated here if a cooresponding HASH is passed. We double
94 Net::SNMP::XS::set_type COUNTER64 , \&_process_counter64; 111 # check the mapping by populating the hash with the keys of
95 Net::SNMP::XS::set_type NOSUCHOBJECT , \&_process_nosuchobject; 112 # the VarBindList HASH.
96 Net::SNMP::XS::set_type NOSUCHINSTANCE , \&_process_nosuchinstance; 113
97 Net::SNMP::XS::set_type ENDOFMIBVIEW , \&_process_endofmibview; 114 if (!defined($vbl) || (ref($vbl) ne 'HASH')) {
98 Net::SNMP::XS::set_type GET_REQUEST , \&_process_get_request; 115
99 Net::SNMP::XS::set_type GET_NEXT_REQUEST , \&_process_get_next_request; 116 $this->{_var_bind_list} = undef;
100 Net::SNMP::XS::set_type GET_RESPONSE , \&_process_get_response; 117 $this->{_var_bind_names} = [];
101 Net::SNMP::XS::set_type SET_REQUEST , \&_process_set_request; 118 $this->{_var_bind_types} = undef;
102 Net::SNMP::XS::set_type TRAP , \&_process_trap; 119
103 Net::SNMP::XS::set_type GET_BULK_REQUEST , \&_process_get_bulk_request; 120 } else {
104 Net::SNMP::XS::set_type INFORM_REQUEST , \&_process_inform_request; 121
105 Net::SNMP::XS::set_type SNMPV2_TRAP , \&_process_v2_trap; 122 $this->{_var_bind_list} = $vbl;
106 Net::SNMP::XS::set_type REPORT , \&_process_report; 123
124 @{$this->{_var_bind_names}} = Net::SNMP::oid_lex_sort keys %$vbl;
125
126 if (!defined($types) || (ref($types) ne 'HASH')) {
127 $types = {};
128 }
129
130 map {
131 $this->{_var_bind_types}->{$_} =
132 exists($types->{$_}) ? $types->{$_} : undef;
133 } keys(%{$vbl});
134
135 }
136
137 }
138
139 $this->{_var_bind_list};
107} 140}
108 141
1091; 1421;
110 143
111=head1 AUTHOR 144=head1 AUTHOR

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