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snmpagent.h (124861) snmpagent.h (128237)
1/*
2 * Copyright (c) 2001-2003
3 * Fraunhofer Institute for Open Communication Systems (FhG Fokus).
4 * All rights reserved.
5 *
6 * Author: Harti Brandt <harti@freebsd.org>
7 *
8 * Redistribution of this software and documentation and use in source and

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25 * FRAUNHOFER FOKUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
28 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
29 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
31 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 *
1/*
2 * Copyright (c) 2001-2003
3 * Fraunhofer Institute for Open Communication Systems (FhG Fokus).
4 * All rights reserved.
5 *
6 * Author: Harti Brandt <harti@freebsd.org>
7 *
8 * Redistribution of this software and documentation and use in source and

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25 * FRAUNHOFER FOKUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
28 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
29 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
31 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 *
33 * $Begemot: bsnmp/lib/snmpagent.h,v 1.10 2003/12/03 09:55:58 hbb Exp $
33 * $Begemot: bsnmp/lib/snmpagent.h,v 1.12 2004/04/13 15:18:15 novo Exp $
34 *
35 * Header file for SNMP functions. This requires snmp.h to be included.
36 */
37#ifndef snmp_agent_h_
38#define snmp_agent_h_
39
40struct snmp_dependency;
41
34 *
35 * Header file for SNMP functions. This requires snmp.h to be included.
36 */
37#ifndef snmp_agent_h_
38#define snmp_agent_h_
39
40struct snmp_dependency;
41
42enum snmp_ret {
43 /* OK, generate a response */
44 SNMP_RET_OK = 0,
45 /* Error, ignore packet (no response) */
46 SNMP_RET_IGN = 1,
47 /* Error, generate response from original packet */
48 SNMP_RET_ERR = 2
49};
50
42/* Semi-Opaque object for SET operations */
43struct snmp_context {
44 u_int var_index;
45 struct snmp_scratch *scratch;
46 struct snmp_dependency *dep;
47 void *data; /* user data */
51/* Semi-Opaque object for SET operations */
52struct snmp_context {
53 u_int var_index;
54 struct snmp_scratch *scratch;
55 struct snmp_dependency *dep;
56 void *data; /* user data */
57 enum snmp_ret code; /* return code */
48};
49
50struct snmp_scratch {
51 void *ptr1;
52 void *ptr2;
53 u_int32_t int1;
54 u_int32_t int2;
55};
56
57enum snmp_depop {
58 SNMP_DEPOP_COMMIT,
58};
59
60struct snmp_scratch {
61 void *ptr1;
62 void *ptr2;
63 u_int32_t int1;
64 u_int32_t int2;
65};
66
67enum snmp_depop {
68 SNMP_DEPOP_COMMIT,
59 SNMP_DEPOP_ROLLBACK
69 SNMP_DEPOP_ROLLBACK,
70 SNMP_DEPOP_FINISH
60};
61
62typedef int (*snmp_depop_t)(struct snmp_context *, struct snmp_dependency *,
63 enum snmp_depop);
64
65struct snmp_dependency {
66 struct asn_oid obj;
67 struct asn_oid idx;
68};
69
70/*
71};
72
73typedef int (*snmp_depop_t)(struct snmp_context *, struct snmp_dependency *,
74 enum snmp_depop);
75
76struct snmp_dependency {
77 struct asn_oid obj;
78 struct asn_oid idx;
79};
80
81/*
71 * Functions to be called at the end of a SET operation.
72 */
73typedef void (*snmp_set_finish_t)(struct snmp_context *, int fail, void *);
74
75/*
76 * The TREE
77 */
78enum snmp_node_type {
79 SNMP_NODE_LEAF = 1,
80 SNMP_NODE_COLUMN
81};
82
83enum snmp_op {
84 SNMP_OP_GET = 1,
85 SNMP_OP_GETNEXT,
86 SNMP_OP_SET,
87 SNMP_OP_COMMIT,
88 SNMP_OP_ROLLBACK,
89};
90
82 * The TREE
83 */
84enum snmp_node_type {
85 SNMP_NODE_LEAF = 1,
86 SNMP_NODE_COLUMN
87};
88
89enum snmp_op {
90 SNMP_OP_GET = 1,
91 SNMP_OP_GETNEXT,
92 SNMP_OP_SET,
93 SNMP_OP_COMMIT,
94 SNMP_OP_ROLLBACK,
95};
96
91enum snmp_ret {
92 /* OK, generate a response */
93 SNMP_RET_OK = 0,
94 /* Error, ignore packet (no response) */
95 SNMP_RET_IGN = 1,
96 /* Error, generate response from original packet */
97 SNMP_RET_ERR = 2
98};
99
100typedef int (*snmp_op_t)(struct snmp_context *, struct snmp_value *,
101 u_int, u_int, enum snmp_op);
102
103struct snmp_node {
104 struct asn_oid oid;
105 const char *name; /* name of the leaf */
106 enum snmp_node_type type; /* type of this node */
107 enum snmp_syntax syntax;
108 snmp_op_t op;
109 u_int flags;
110 u_int32_t index; /* index data */
111 void *data; /* application data */
97typedef int (*snmp_op_t)(struct snmp_context *, struct snmp_value *,
98 u_int, u_int, enum snmp_op);
99
100struct snmp_node {
101 struct asn_oid oid;
102 const char *name; /* name of the leaf */
103 enum snmp_node_type type; /* type of this node */
104 enum snmp_syntax syntax;
105 snmp_op_t op;
106 u_int flags;
107 u_int32_t index; /* index data */
108 void *data; /* application data */
109 void *tree_data; /* application data */
112};
113extern struct snmp_node *tree;
114extern u_int tree_size;
115
116#define SNMP_NODE_CANSET 0x0001 /* SET allowed */
117
118#define SNMP_INDEXES_MAX 7
119#define SNMP_INDEX_SHIFT 4

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145 struct snmp_pdu *resp, void *);
146
147enum snmp_ret snmp_make_errresp(const struct snmp_pdu *, struct asn_buf *,
148 struct asn_buf *);
149
150struct snmp_dependency *snmp_dep_lookup(struct snmp_context *,
151 const struct asn_oid *, const struct asn_oid *, size_t, snmp_depop_t);
152
110};
111extern struct snmp_node *tree;
112extern u_int tree_size;
113
114#define SNMP_NODE_CANSET 0x0001 /* SET allowed */
115
116#define SNMP_INDEXES_MAX 7
117#define SNMP_INDEX_SHIFT 4

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143 struct snmp_pdu *resp, void *);
144
145enum snmp_ret snmp_make_errresp(const struct snmp_pdu *, struct asn_buf *,
146 struct asn_buf *);
147
148struct snmp_dependency *snmp_dep_lookup(struct snmp_context *,
149 const struct asn_oid *, const struct asn_oid *, size_t, snmp_depop_t);
150
153int snmp_set_atfinish(struct snmp_context *, snmp_set_finish_t func, void *arg);
154
155struct snmp_context *snmp_init_context(void);
156int snmp_dep_commit(struct snmp_context *);
157int snmp_dep_rollback(struct snmp_context *);
151struct snmp_context *snmp_init_context(void);
152int snmp_dep_commit(struct snmp_context *);
153int snmp_dep_rollback(struct snmp_context *);
154void snmp_dep_finish(struct snmp_context *);
158
159#endif
155
156#endif