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snmp: cleaned up mib_* structs: "base" class 'struct mib_node' only needs the type, get/set functions are not used on array/external nodes (only on scalar/listroot nodes)

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This commit is contained in:
goldsimon
2015-10-02 12:33:45 +02:00
parent bf75ace695
commit fe33fd6d86
5 changed files with 223 additions and 398 deletions
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28
src/include/lwip/snmp_structs.h
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@@ -103,6 +103,15 @@ struct snmp_name_ptr
/** node "base class" layout, the mandatory fields for a node */
struct mib_node
{
/** One out of MIB_NODE_AR, MIB_NODE_LR or MIB_NODE_EX */
u8_t node_type;
};
/** derived node for scalars .0 index */
struct mib_scalar_node
{
/* inherited "base class" members */
struct mib_node node;
/** returns struct obj_def for the given object identifier */
void (*get_object_def)(u8_t ident_len, s32_t *ident, struct obj_def *od);
/** returns object value for the given object identifier */
@@ -111,17 +120,6 @@ struct mib_node
u8_t (*set_test)(struct obj_def *od, u16_t len, void *value);
/** sets object value, only to be called when set_test() */
void (*set_value)(struct obj_def *od, u16_t len, void *value);
/** One out of MIB_NODE_AR, MIB_NODE_LR or MIB_NODE_EX */
u8_t node_type;
/* array or max list length */
u16_t maxlength;
};
/** derived node for scalars .0 index */
struct mib_scalar_node
{
/* inherited "base class" members */
struct mib_node node;
};
/** describes an array entry (objid/node pair) */
@@ -139,7 +137,8 @@ struct mib_array_node
struct mib_node node;
/* additional struct members */
const struct mib_array_node_entry * const entries;
u16_t maxlength;
const struct mib_array_node_entry *entries;
};
/** derived node, points to a fixed size mem_malloced array
@@ -149,7 +148,8 @@ struct mib_ram_array_node
/* inherited "base class" members */
struct mib_node node;
/* aditional struct members */
/* additional struct members */
u16_t maxlength;
struct mib_array_node_entry *entries;
};
@@ -166,7 +166,7 @@ struct mib_list_node
struct mib_list_rootnode
{
/* inherited "base class" members */
struct mib_node node;
struct mib_scalar_node scalar;
/* additional struct members */
struct mib_list_node *head;