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Use memp pools for snmp instead of the heap; added 4 new pools.

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This commit is contained in:
goldsimon
2010-01-26 20:28:24 +00:00
parent a5463f0400
commit 606fed8896
6 changed files with 97 additions and 22 deletions
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6
src/include/lwip/memp_std.h
View File

@@ -68,6 +68,12 @@ LWIP_MEMPOOL(IGMP_GROUP, MEMP_NUM_IGMP_GROUP, sizeof(struct igmp_group)
LWIP_MEMPOOL(SYS_TIMEOUT, MEMP_NUM_SYS_TIMEOUT, sizeof(struct sys_timeo), "SYS_TIMEOUT")
#if LWIP_SNMP
LWIP_MEMPOOL(SNMP_ROOTNODE, MEMP_NUM_SNMP_ROOTNODE, sizeof(struct mib_list_rootnode), "SNMP_ROOTNODE")
LWIP_MEMPOOL(SNMP_NODE, MEMP_NUM_SNMP_NODE, sizeof(struct mib_list_node), "SNMP_NODE")
LWIP_MEMPOOL(SNMP_VARBIND, MEMP_NUM_SNMP_VARBIND, sizeof(struct snmp_varbind), "SNMP_VARBIND")
LWIP_MEMPOOL(SNMP_VALUE, MEMP_NUM_SNMP_VALUE, SNMP_MAX_VALUE_SIZE, "SNMP_VALUE")
#endif /* LWIP_SNMP */
/*
* A list of pools of pbuf's used by LWIP.

61
src/include/lwip/opt.h
View File

@@ -329,6 +329,39 @@
#define MEMP_NUM_TCPIP_MSG_INPKT 8
#endif
/**
* MEMP_NUM_SNMP_NODE: the number of leafs in the SNMP tree.
*/
#ifndef MEMP_NUM_SNMP_NODE
#define MEMP_NUM_SNMP_NODE 50
#endif
/**
* MEMP_NUM_SNMP_ROOTNODE: the number of branches in the SNMP tree.
* Every branch has one leaf (MEMP_NUM_SNMP_NODE) at least!
*/
#ifndef MEMP_NUM_SNMP_ROOTNODE
#define MEMP_NUM_SNMP_ROOTNODE 30
#endif
/**
* MEMP_NUM_SNMP_VARBIND: the number of concurrent requests (does not have to
* be changed normally) - 2 of these are used per request (1 for input,
* 1 for output)
*/
#ifndef MEMP_NUM_SNMP_VARBIND
#define MEMP_NUM_SNMP_VARBIND 2
#endif
/**
* MEMP_NUM_SNMP_VALUE: the number of OID or values concurrently used
* (does not have to be changed normally) - 3 of these are used per request
* (1 for the value read and 2 for OIDs - input and output)
*/
#ifndef MEMP_NUM_SNMP_VALUE
#define MEMP_NUM_SNMP_VALUE 3
#endif
/**
* PBUF_POOL_SIZE: the number of buffers in the pbuf pool.
*/
@@ -611,7 +644,8 @@
/**
* SNMP_CONCURRENT_REQUESTS: Number of concurrent requests the module will
* allow. At least one request buffer is required.
* allow. At least one request buffer is required.
* Does not have to be changed unless external MIBs answer request asynchronously
*/
#ifndef SNMP_CONCURRENT_REQUESTS
#define SNMP_CONCURRENT_REQUESTS 1
@@ -643,6 +677,31 @@
#define SNMP_SAFE_REQUESTS 1
#endif
/**
* The maximum length of strings used. This affects the size of
* MEMP_SNMP_VALUE elements.
*/
#ifndef SNMP_MAX_OCTET_STRING_LEN
#define SNMP_MAX_OCTET_STRING_LEN 127
#endif
/**
* The maximum depth of the SNMP tree.
* With private MIBs enabled, this depends on your MIB!
* This affects the size of MEMP_SNMP_VALUE elements.
*/
#ifndef SNMP_MAX_TREE_DEPTH
#define SNMP_MAX_TREE_DEPTH 15
#endif
/**
* The size of the MEMP_SNMP_VALUE elements, normally calculated from
* SNMP_MAX_OCTET_STRING_LEN and SNMP_MAX_TREE_DEPTH.
*/
#ifndef SNMP_MAX_VALUE_SIZE
#define SNMP_MAX_VALUE_SIZE LWIP_MAX((SNMP_MAX_OCTET_STRING_LEN)+1, sizeof(s32_t)*(SNMP_MAX_TREE_DEPTH))
#endif
/*
----------------------------------
---------- IGMP options ----------