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Redesign of snmp_msg_event() fsm, added SNMP SET to fsm.

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This commit is contained in:
christiaans
2006-09-27 07:25:16 +00:00
parent f576755b13
commit 64dab92c6b
4 changed files with 670 additions and 598 deletions
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35
src/include/lwip/snmp_msg.h
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@@ -180,17 +180,25 @@ struct snmp_trap_header_lengths
u16_t seqlen;
};
/* can accept new SNMP message */
#define SNMP_MSG_EMPTY 0
/* decode SNMP variable binding */
#define SNMP_MSG_DEMUX 1
/* perform SNMP operation on varbind for in-memory case */
#define SNMP_MSG_INTERNAL 2
/* perform SNMP operation on private varbind external case */
#define SNMP_MSG_EXTERNAL_GET_OBJDEF 3
#define SNMP_MSG_EXTERNAL_GET_VALUE 4
#define SNMP_MSG_EXTERNAL_SET_TEST 5
#define SNMP_MSG_EXTERNAL_SET_VALUE 6
/* Accepting new SNMP messages. */
#define SNMP_MSG_EMPTY 0
/* Search for matching object for variable binding. */
#define SNMP_MSG_SEARCH_OBJ 1
/* Perform SNMP operation on in-memory object.
Pass-through states, for symmetry only. */
#define SNMP_MSG_INTERNAL_GET_OBJDEF 2
#define SNMP_MSG_INTERNAL_GET_VALUE 3
#define SNMP_MSG_INTERNAL_SET_TEST 4
#define SNMP_MSG_INTERNAL_GET_OBJDEF_S 5
#define SNMP_MSG_INTERNAL_SET_VALUE 6
/* Perform SNMP operation on object located externally.
In theory this could be used for building a proxy agent.
Practical use is for an enterprise spc. app. gateway. */
#define SNMP_MSG_EXTERNAL_GET_OBJDEF 7
#define SNMP_MSG_EXTERNAL_GET_VALUE 8
#define SNMP_MSG_EXTERNAL_SET_TEST 9
#define SNMP_MSG_EXTERNAL_GET_OBJDEF_S 10
#define SNMP_MSG_EXTERNAL_SET_VALUE 11
#define SNMP_COMMUNITY_STR_LEN 64
struct snmp_msg_pstat
@@ -222,6 +230,7 @@ struct snmp_msg_pstat
struct mib_external_node *ext_mib_node;
struct snmp_name_ptr ext_name_ptr;
struct obj_def ext_object_def;
struct snmp_obj_id ext_oid;
/* index into input variable binding list */
u8_t vb_idx;
/* ptr into input variable binding list */
@@ -283,10 +292,8 @@ void snmp_varbind_list_free(struct snmp_varbind_root *root);
void snmp_varbind_tail_add(struct snmp_varbind_root *root, struct snmp_varbind *vb);
struct snmp_varbind* snmp_varbind_tail_remove(struct snmp_varbind_root *root);
/** Handle a single internal or external event. */
/** Handle an internal (recv) or external (private response) event. */
void snmp_msg_event(u8_t request_id);
/** Handle as many events as possible in one go. */
void snmp_msg_event_loop(u8_t request_id);
err_t snmp_send_response(struct snmp_msg_pstat *m_stat);
err_t snmp_send_trap(s8_t generic_trap, s32_t specific_trap);
void snmp_coldstart_trap(void);

2
src/include/lwip/snmp_structs.h
View File

@@ -207,7 +207,7 @@ struct mib_external_node
void (*get_object_def_q)(void* addr_inf, u8_t rid, u8_t ident_len, s32_t *ident);
void (*get_value_q)(u8_t rid, struct obj_def *od);
void (*set_test_q)(u8_t rid, struct obj_def *od);
void (*set_value_q)(u8_t rid, struct obj_def *od);
void (*set_value_q)(u8_t rid, struct obj_def *od, u16_t len, void *value);
/** async Answers */
void (*get_object_def_a)(u8_t rid, u8_t ident_len, s32_t *ident, struct obj_def *od);
void (*get_value_a)(u8_t rid, struct obj_def *od, u16_t len, void *value);