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https://github.com/lwip-tcpip/lwip.git
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SNMP: Move MIB2 ip subtree to separate file to get snmp_mib2.c smaller
This commit is contained in:
Dirk Ziegelmeier
parent
cc477361ad
commit
63c2dc926e
@ -129,6 +129,7 @@ SNMPFILES=$(LWIPDIR)/apps/snmp/snmp_asn1.c \
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$(LWIPDIR)/apps/snmp/snmp_mib2.c \
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$(LWIPDIR)/apps/snmp/snmp_mib2_icmp.c \
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$(LWIPDIR)/apps/snmp/snmp_mib2_interfaces.c \
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$(LWIPDIR)/apps/snmp/snmp_mib2_ip.c \
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$(LWIPDIR)/apps/snmp/snmp_mib2_snmp.c \
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$(LWIPDIR)/apps/snmp/snmp_mib2_system.c \
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$(LWIPDIR)/apps/snmp/snmp_mib2_tcp.c \
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@ -52,14 +52,6 @@
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#include "lwip/apps/snmp_scalar.h"
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#include "lwip/apps/snmp_table.h"
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#include "lwip/apps/snmp_threadsync.h"
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#include "lwip/netif.h"
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#include "lwip/ip.h"
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#include "lwip/ip_frag.h"
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#include "lwip/mem.h"
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#include "lwip/sys.h"
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#include "netif/etharp.h"
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#include <string.h>
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#if SNMP_USE_NETCONN
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#include "lwip/tcpip.h"
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@ -77,174 +69,12 @@ snmp_mib2_lwip_synchronizer(snmp_threadsync_called_fn fn, void* arg)
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}
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struct snmp_threadsync_instance snmp_mib2_lwip_locks;
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#define SYNC_NODE_NAME(node_name) node_name ## _synced
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#define CREATE_LWIP_SYNC_NODE(oid, node_name) \
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static const struct snmp_threadsync_node node_name ## _synced = SNMP_CREATE_THREAD_SYNC_NODE(oid, &node_name.node, &snmp_mib2_lwip_locks);
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#else
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#define SYNC_NODE_NAME(node_name) node_name
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#define CREATE_LWIP_SYNC_NODE(oid, node_name)
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#endif
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/* dot3 and EtherLike MIB not planned. (transmission .1.3.6.1.2.1.10) */
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/* historical (some say hysterical). (cmot .1.3.6.1.2.1.9) */
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/* lwIP has no EGP, thus may not implement it. (egp .1.3.6.1.2.1.8) */
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#if LWIP_IPV4
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/* --- ip .1.3.6.1.2.1.4 ----------------------------------------------------- */
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static u16_t ip_get_value(struct snmp_node_instance* instance, void* value);
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static snmp_err_t ip_set_test(struct snmp_node_instance* instance, u16_t len, void *value);
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static snmp_err_t ip_set_value(struct snmp_node_instance* instance, u16_t len, void *value);
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static snmp_err_t ip_AddrTable_get_cell_value(const u32_t* column, const u32_t* row_oid, u8_t row_oid_len, union snmp_variant_value* value, u32_t* value_len);
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static snmp_err_t ip_AddrTable_get_next_cell_instance_and_value(const u32_t* column, struct snmp_obj_id* row_oid, union snmp_variant_value* value, u32_t* value_len);
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static snmp_err_t ip_RouteTable_get_cell_value(const u32_t* column, const u32_t* row_oid, u8_t row_oid_len, union snmp_variant_value* value, u32_t* value_len);
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static snmp_err_t ip_RouteTable_get_next_cell_instance_and_value(const u32_t* column, struct snmp_obj_id* row_oid, union snmp_variant_value* value, u32_t* value_len);
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static snmp_err_t ip_NetToMediaTable_get_cell_value(const u32_t* column, const u32_t* row_oid, u8_t row_oid_len, union snmp_variant_value* value, u32_t* value_len);
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static snmp_err_t ip_NetToMediaTable_get_next_cell_instance_and_value(const u32_t* column, struct snmp_obj_id* row_oid, union snmp_variant_value* value, u32_t* value_len);
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static const struct snmp_scalar_node ip_Forwarding = SNMP_SCALAR_CREATE_NODE(1, SNMP_NODE_INSTANCE_READ_WRITE, SNMP_ASN1_TYPE_INTEGER, ip_get_value, ip_set_test, ip_set_value);
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static const struct snmp_scalar_node ip_DefaultTTL = SNMP_SCALAR_CREATE_NODE(2, SNMP_NODE_INSTANCE_READ_WRITE, SNMP_ASN1_TYPE_INTEGER, ip_get_value, ip_set_test, ip_set_value);
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static const struct snmp_scalar_node ip_InReceives = SNMP_SCALAR_CREATE_NODE_READONLY(3, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_InHdrErrors = SNMP_SCALAR_CREATE_NODE_READONLY(4, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_InAddrErrors = SNMP_SCALAR_CREATE_NODE_READONLY(5, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_ForwDatagrams = SNMP_SCALAR_CREATE_NODE_READONLY(6, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_InUnknownProtos = SNMP_SCALAR_CREATE_NODE_READONLY(7, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_InDiscards = SNMP_SCALAR_CREATE_NODE_READONLY(8, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_InDelivers = SNMP_SCALAR_CREATE_NODE_READONLY(9, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_OutRequests = SNMP_SCALAR_CREATE_NODE_READONLY(10, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_OutDiscards = SNMP_SCALAR_CREATE_NODE_READONLY(11, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_OutNoRoutes = SNMP_SCALAR_CREATE_NODE_READONLY(12, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_ReasmTimeout = SNMP_SCALAR_CREATE_NODE_READONLY(13, SNMP_ASN1_TYPE_INTEGER, ip_get_value);
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static const struct snmp_scalar_node ip_ReasmReqds = SNMP_SCALAR_CREATE_NODE_READONLY(14, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_ReasmOKs = SNMP_SCALAR_CREATE_NODE_READONLY(15, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_ReasmFails = SNMP_SCALAR_CREATE_NODE_READONLY(16, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_FragOKs = SNMP_SCALAR_CREATE_NODE_READONLY(17, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_FragFails = SNMP_SCALAR_CREATE_NODE_READONLY(18, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_FragCreates = SNMP_SCALAR_CREATE_NODE_READONLY(19, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_scalar_node ip_RoutingDiscards = SNMP_SCALAR_CREATE_NODE_READONLY(23, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
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static const struct snmp_table_simple_col_def ip_AddrTable_columns[] = {
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{ 1, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipAdEntAddr */
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{ 2, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipAdEntIfIndex */
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{ 3, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipAdEntNetMask */
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{ 4, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipAdEntBcastAddr */
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{ 5, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 } /* ipAdEntReasmMaxSize */
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};
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static const struct snmp_table_simple_node ip_AddrTable = SNMP_TABLE_CREATE_SIMPLE(20, ip_AddrTable_columns, ip_AddrTable_get_cell_value, ip_AddrTable_get_next_cell_instance_and_value);
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static const struct snmp_table_simple_col_def ip_RouteTable_columns[] = {
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{ 1, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteDest */
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{ 2, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteIfIndex */
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{ 3, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_S32 }, /* ipRouteMetric1 */
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{ 4, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_S32 }, /* ipRouteMetric2 */
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{ 5, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_S32 }, /* ipRouteMetric3 */
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{ 6, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_S32 }, /* ipRouteMetric4 */
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{ 7, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteNextHop */
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{ 8, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteType */
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{ 9, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteProto */
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{ 10, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteAge */
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{ 11, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteMask */
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{ 12, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_S32 }, /* ipRouteMetric5 */
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{ 13, SNMP_ASN1_TYPE_OBJECT_ID, SNMP_VARIANT_VALUE_TYPE_PTR } /* ipRouteInfo */
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};
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static const struct snmp_table_simple_node ip_RouteTable = SNMP_TABLE_CREATE_SIMPLE(21, ip_RouteTable_columns, ip_RouteTable_get_cell_value, ip_RouteTable_get_next_cell_instance_and_value);
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#endif /* LWIP_IPV4 */
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#if LWIP_ARP && LWIP_IPV4
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static const struct snmp_table_simple_col_def ip_NetToMediaTable_columns[] = {
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{ 1, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipNetToMediaIfIndex */
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{ 2, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_VARIANT_VALUE_TYPE_PTR }, /* ipNetToMediaPhysAddress */
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{ 3, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipNetToMediaNetAddress */
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{ 4, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 } /* ipNetToMediaType */
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};
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static const struct snmp_table_simple_node ip_NetToMediaTable = SNMP_TABLE_CREATE_SIMPLE(22, ip_NetToMediaTable_columns, ip_NetToMediaTable_get_cell_value, ip_NetToMediaTable_get_next_cell_instance_and_value);
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#endif /* LWIP_ARP && LWIP_IPV4 */
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#if LWIP_IPV4
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/* the following nodes access variables in LWIP stack from SNMP worker thread and must therefore be synced to LWIP (TCPIP) thread */
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CREATE_LWIP_SYNC_NODE( 1, ip_Forwarding)
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CREATE_LWIP_SYNC_NODE( 2, ip_DefaultTTL)
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CREATE_LWIP_SYNC_NODE( 3, ip_InReceives)
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CREATE_LWIP_SYNC_NODE( 4, ip_InHdrErrors)
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CREATE_LWIP_SYNC_NODE( 5, ip_InAddrErrors)
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CREATE_LWIP_SYNC_NODE( 6, ip_ForwDatagrams)
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CREATE_LWIP_SYNC_NODE( 7, ip_InUnknownProtos)
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CREATE_LWIP_SYNC_NODE( 8, ip_InDiscards)
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CREATE_LWIP_SYNC_NODE( 9, ip_InDelivers)
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CREATE_LWIP_SYNC_NODE(10, ip_OutRequests)
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CREATE_LWIP_SYNC_NODE(11, ip_OutDiscards)
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CREATE_LWIP_SYNC_NODE(12, ip_OutNoRoutes)
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CREATE_LWIP_SYNC_NODE(13, ip_ReasmTimeout)
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CREATE_LWIP_SYNC_NODE(14, ip_ReasmReqds)
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CREATE_LWIP_SYNC_NODE(15, ip_ReasmOKs)
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CREATE_LWIP_SYNC_NODE(15, ip_ReasmFails)
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CREATE_LWIP_SYNC_NODE(17, ip_FragOKs)
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CREATE_LWIP_SYNC_NODE(18, ip_FragFails)
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CREATE_LWIP_SYNC_NODE(19, ip_FragCreates)
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CREATE_LWIP_SYNC_NODE(20, ip_AddrTable)
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CREATE_LWIP_SYNC_NODE(21, ip_RouteTable)
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#if LWIP_ARP
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CREATE_LWIP_SYNC_NODE(22, ip_NetToMediaTable)
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#endif /* LWIP_ARP */
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CREATE_LWIP_SYNC_NODE(23, ip_RoutingDiscards)
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static const struct snmp_node* const ip_nodes[] = {
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&SYNC_NODE_NAME(ip_Forwarding).node.node,
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&SYNC_NODE_NAME(ip_DefaultTTL).node.node,
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&SYNC_NODE_NAME(ip_InReceives).node.node,
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&SYNC_NODE_NAME(ip_InHdrErrors).node.node,
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&SYNC_NODE_NAME(ip_InAddrErrors).node.node,
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&SYNC_NODE_NAME(ip_ForwDatagrams).node.node,
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&SYNC_NODE_NAME(ip_InUnknownProtos).node.node,
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&SYNC_NODE_NAME(ip_InDiscards).node.node,
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&SYNC_NODE_NAME(ip_InDelivers).node.node,
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&SYNC_NODE_NAME(ip_OutRequests).node.node,
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&SYNC_NODE_NAME(ip_OutDiscards).node.node,
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&SYNC_NODE_NAME(ip_OutNoRoutes).node.node,
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&SYNC_NODE_NAME(ip_ReasmTimeout).node.node,
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&SYNC_NODE_NAME(ip_ReasmReqds).node.node,
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&SYNC_NODE_NAME(ip_ReasmOKs).node.node,
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&SYNC_NODE_NAME(ip_ReasmFails).node.node,
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&SYNC_NODE_NAME(ip_FragOKs).node.node,
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&SYNC_NODE_NAME(ip_FragFails).node.node,
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&SYNC_NODE_NAME(ip_FragCreates).node.node,
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&SYNC_NODE_NAME(ip_AddrTable).node.node,
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&SYNC_NODE_NAME(ip_RouteTable).node.node,
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#if LWIP_ARP
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&SYNC_NODE_NAME(ip_NetToMediaTable).node.node,
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#endif /* LWIP_ARP */
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&SYNC_NODE_NAME(ip_RoutingDiscards).node.node
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};
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static const struct snmp_tree_node ip_root = SNMP_CREATE_TREE_NODE(4, ip_nodes);
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#endif /* LWIP_IPV4 */
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/* --- at .1.3.6.1.2.1.3 ----------------------------------------------------- */
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#if LWIP_ARP && LWIP_IPV4
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/* at node table is a subset of ip_nettomedia table (same rows but less columns) */
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static const struct snmp_table_simple_col_def at_Table_columns[] = {
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{ 1, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* atIfIndex */
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{ 2, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_VARIANT_VALUE_TYPE_PTR }, /* atPhysAddress */
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{ 3, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 } /* atNetAddress */
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};
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static const struct snmp_table_simple_node at_Table = SNMP_TABLE_CREATE_SIMPLE(1, at_Table_columns, ip_NetToMediaTable_get_cell_value, ip_NetToMediaTable_get_next_cell_instance_and_value);
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/* the following nodes access variables in LWIP stack from SNMP worker thread and must therefore be synced to LWIP (TCPIP) thread */
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CREATE_LWIP_SYNC_NODE(1, at_Table)
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static const struct snmp_node* const at_nodes[] = {
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&SYNC_NODE_NAME(at_Table).node.node
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};
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static const struct snmp_tree_node at_root = SNMP_CREATE_TREE_NODE(3, at_nodes);
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#endif /* LWIP_ARP && LWIP_IPV4 */
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/* --- mib-2 .1.3.6.1.2.1 ----------------------------------------------------- */
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extern const struct snmp_scalar_array_node snmp_mib2_snmp_root;
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extern const struct snmp_tree_node snmp_mib2_udp_root;
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@ -252,15 +82,17 @@ extern const struct snmp_tree_node snmp_mib2_tcp_root;
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extern const struct snmp_scalar_array_node snmp_mib2_icmp_root;
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extern const struct snmp_tree_node snmp_mib2_interface_root;
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extern const struct snmp_scalar_array_node snmp_mib2_system_node;
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extern const struct snmp_tree_node snmp_mib2_at_root;
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extern const struct snmp_tree_node snmp_mib2_ip_root;
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static const struct snmp_node* const mib2_nodes[] = {
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&snmp_mib2_system_node.node.node,
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&snmp_mib2_interface_root.node,
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#if LWIP_ARP && LWIP_IPV4
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&at_root.node,
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&snmp_mib2_at_root.node,
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#endif /* LWIP_ARP && LWIP_IPV4 */
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#if LWIP_IPV4
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&ip_root.node,
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&snmp_mib2_ip_root.node,
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#endif /* LWIP_IPV4 */
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#if LWIP_ICMP
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&snmp_mib2_icmp_root.node.node,
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@ -279,547 +111,5 @@ static const struct snmp_tree_node mib2_root = SNMP_CREATE_TREE_NODE(1, mib2_nod
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static const u32_t mib2_base_oid_arr[] = { 1,3,6,1,2,1 };
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const struct snmp_mib mib2 = SNMP_MIB_CREATE(mib2_base_oid_arr, &mib2_root.node);
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#if LWIP_IPV4
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/* --- ip .1.3.6.1.2.1.4 ----------------------------------------------------- */
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static u16_t
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ip_get_value(struct snmp_node_instance* instance, void* value)
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{
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s32_t* sint_ptr = (s32_t*)value;
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u32_t* uint_ptr = (u32_t*)value;
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switch (instance->node->oid) {
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case 1: /* ipForwarding */
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#if IP_FORWARD
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/* forwarding */
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*sint_ptr = 1;
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#else
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/* not-forwarding */
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*sint_ptr = 2;
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#endif
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return sizeof(*sint_ptr);
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case 2: /* ipDefaultTTL */
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*sint_ptr = IP_DEFAULT_TTL;
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return sizeof(*sint_ptr);
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case 3: /* ipInReceives */
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*uint_ptr = STATS_GET(mib2.ipinreceives);
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return sizeof(*uint_ptr);
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case 4: /* ipInHdrErrors */
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*uint_ptr = STATS_GET(mib2.ipinhdrerrors);
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return sizeof(*uint_ptr);
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case 5: /* ipInAddrErrors */
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*uint_ptr = STATS_GET(mib2.ipinaddrerrors);
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return sizeof(*uint_ptr);
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case 6: /* ipForwDatagrams */
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*uint_ptr = STATS_GET(mib2.ipforwdatagrams);
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return sizeof(*uint_ptr);
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case 7: /* ipInUnknownProtos */
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*uint_ptr = STATS_GET(mib2.ipinunknownprotos);
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return sizeof(*uint_ptr);
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case 8: /* ipInDiscards */
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*uint_ptr = STATS_GET(mib2.ipindiscards);
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return sizeof(*uint_ptr);
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case 9: /* ipInDelivers */
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*uint_ptr = STATS_GET(mib2.ipindelivers);
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return sizeof(*uint_ptr);
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case 10: /* ipOutRequests */
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*uint_ptr = STATS_GET(mib2.ipoutrequests);
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return sizeof(*uint_ptr);
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case 11: /* ipOutDiscards */
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*uint_ptr = STATS_GET(mib2.ipoutdiscards);
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return sizeof(*uint_ptr);
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case 12: /* ipOutNoRoutes */
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*uint_ptr = STATS_GET(mib2.ipoutnoroutes);
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return sizeof(*uint_ptr);
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case 13: /* ipReasmTimeout */
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#if IP_REASSEMBLY
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*sint_ptr = IP_REASS_MAXAGE;
|
||||
#else
|
||||
*sint_ptr = 0;
|
||||
#endif
|
||||
return sizeof(*sint_ptr);
|
||||
case 14: /* ipReasmReqds */
|
||||
*uint_ptr = STATS_GET(mib2.ipreasmreqds);
|
||||
return sizeof(*uint_ptr);
|
||||
case 15: /* ipReasmOKs */
|
||||
*uint_ptr = STATS_GET(mib2.ipreasmoks);
|
||||
return sizeof(*uint_ptr);
|
||||
case 16: /* ipReasmFails */
|
||||
*uint_ptr = STATS_GET(mib2.ipreasmfails);
|
||||
return sizeof(*uint_ptr);
|
||||
case 17: /* ipFragOKs */
|
||||
*uint_ptr = STATS_GET(mib2.ipfragoks);
|
||||
return sizeof(*uint_ptr);
|
||||
case 18: /* ipFragFails */
|
||||
*uint_ptr = STATS_GET(mib2.ipfragfails);
|
||||
return sizeof(*uint_ptr);
|
||||
case 19: /* ipFragCreates */
|
||||
*uint_ptr = STATS_GET(mib2.ipfragcreates);
|
||||
return sizeof(*uint_ptr);
|
||||
case 23: /* ipRoutingDiscards: not supported -> always 0 */
|
||||
*uint_ptr = 0;
|
||||
return sizeof(*uint_ptr);
|
||||
default:
|
||||
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_get_value(): unknown id: %"S32_F"\n", instance->node->oid));
|
||||
break;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* Test ip object value before setting.
|
||||
*
|
||||
* @param od is the object definition
|
||||
* @param len return value space (in bytes)
|
||||
* @param value points to (varbind) space to copy value from.
|
||||
*
|
||||
* @note we allow set if the value matches the hardwired value,
|
||||
* otherwise return badvalue.
|
||||
*/
|
||||
static snmp_err_t
|
||||
ip_set_test(struct snmp_node_instance* instance, u16_t len, void *value)
|
||||
{
|
||||
snmp_err_t ret = SNMP_ERR_WRONGVALUE;
|
||||
s32_t *sint_ptr = (s32_t*)value;
|
||||
|
||||
LWIP_UNUSED_ARG(len);
|
||||
switch (instance->node->oid) {
|
||||
case 1: /* ipForwarding */
|
||||
#if IP_FORWARD
|
||||
/* forwarding */
|
||||
if (*sint_ptr == 1)
|
||||
#else
|
||||
/* not-forwarding */
|
||||
if (*sint_ptr == 2)
|
||||
#endif
|
||||
{
|
||||
ret = SNMP_ERR_NOERROR;
|
||||
}
|
||||
break;
|
||||
case 2: /* ipDefaultTTL */
|
||||
if (*sint_ptr == IP_DEFAULT_TTL) {
|
||||
ret = SNMP_ERR_NOERROR;
|
||||
}
|
||||
break;
|
||||
default:
|
||||
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_set_test(): unknown id: %"S32_F"\n", instance->node->oid));
|
||||
break;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_set_value(struct snmp_node_instance* instance, u16_t len, void *value)
|
||||
{
|
||||
LWIP_UNUSED_ARG(instance);
|
||||
LWIP_UNUSED_ARG(len);
|
||||
LWIP_UNUSED_ARG(value);
|
||||
/* nothing to do here because in set_test we only accept values being the same as our own stored value -> no need to store anything */
|
||||
return SNMP_ERR_NOERROR;
|
||||
}
|
||||
|
||||
/* --- ipAddrTable --- */
|
||||
|
||||
/* list of allowed value ranges for incoming OID */
|
||||
static const struct snmp_oid_range ip_AddrTable_oid_ranges[] = {
|
||||
{ 0, 0xff }, /* IP A */
|
||||
{ 0, 0xff }, /* IP B */
|
||||
{ 0, 0xff }, /* IP C */
|
||||
{ 0, 0xff } /* IP D */
|
||||
};
|
||||
|
||||
static snmp_err_t
|
||||
ip_AddrTable_get_cell_value_core(struct netif *netif, const u32_t* column, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
LWIP_UNUSED_ARG(value_len);
|
||||
|
||||
switch (*column) {
|
||||
case 1: /* ipAdEntAddr */
|
||||
value->u32 = netif_ip4_addr(netif)->addr;
|
||||
break;
|
||||
case 2: /* ipAdEntIfIndex */
|
||||
value->u32 = netif_to_num(netif);
|
||||
break;
|
||||
case 3: /* ipAdEntNetMask */
|
||||
value->u32 = netif_ip4_netmask(netif)->addr;
|
||||
break;
|
||||
case 4: /* ipAdEntBcastAddr */
|
||||
/* lwIP oddity, there's no broadcast
|
||||
address in the netif we can rely on */
|
||||
value->u32 = IPADDR_BROADCAST & 1;
|
||||
break;
|
||||
case 5: /* ipAdEntReasmMaxSize */
|
||||
#if IP_REASSEMBLY
|
||||
/* @todo The theoretical maximum is IP_REASS_MAX_PBUFS * size of the pbufs,
|
||||
* but only if receiving one fragmented packet at a time.
|
||||
* The current solution is to calculate for 2 simultaneous packets...
|
||||
*/
|
||||
value->u32 = (IP_HLEN + ((IP_REASS_MAX_PBUFS/2) *
|
||||
(PBUF_POOL_BUFSIZE - PBUF_LINK_ENCAPSULATION_HLEN - PBUF_LINK_HLEN - IP_HLEN)));
|
||||
#else
|
||||
/** @todo returning MTU would be a bad thing and
|
||||
returning a wild guess like '576' isn't good either */
|
||||
value->u32 = 0;
|
||||
#endif
|
||||
break;
|
||||
default:
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
return SNMP_ERR_NOERROR;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_AddrTable_get_cell_value(const u32_t* column, const u32_t* row_oid, u8_t row_oid_len, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
ip4_addr_t ip;
|
||||
struct netif *netif;
|
||||
|
||||
/* check if incoming OID length and if values are in plausible range */
|
||||
if(!snmp_oid_in_range(row_oid, row_oid_len, ip_AddrTable_oid_ranges, LWIP_ARRAYSIZE(ip_AddrTable_oid_ranges))) {
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
/* get IP from incoming OID */
|
||||
snmp_oid_to_ip4(&row_oid[0], &ip); /* we know it succeeds because of oid_in_range check above */
|
||||
|
||||
/* find netif with requested ip */
|
||||
netif = netif_list;
|
||||
while (netif != NULL) {
|
||||
if(ip4_addr_cmp(&ip, netif_ip4_addr(netif))) {
|
||||
/* fill in object properties */
|
||||
return ip_AddrTable_get_cell_value_core(netif, column, value, value_len);
|
||||
}
|
||||
|
||||
netif = netif->next;
|
||||
}
|
||||
|
||||
/* not found */
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_AddrTable_get_next_cell_instance_and_value(const u32_t* column, struct snmp_obj_id* row_oid, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
struct netif *netif;
|
||||
struct snmp_next_oid_state state;
|
||||
u32_t result_temp[LWIP_ARRAYSIZE(ip_AddrTable_oid_ranges)];
|
||||
|
||||
/* init struct to search next oid */
|
||||
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(ip_AddrTable_oid_ranges));
|
||||
|
||||
/* iterate over all possible OIDs to find the next one */
|
||||
netif = netif_list;
|
||||
while (netif != NULL) {
|
||||
u32_t test_oid[LWIP_ARRAYSIZE(ip_AddrTable_oid_ranges)];
|
||||
snmp_ip4_to_oid(netif_ip4_addr(netif), &test_oid[0]);
|
||||
|
||||
/* check generated OID: is it a candidate for the next one? */
|
||||
snmp_next_oid_check(&state, test_oid, LWIP_ARRAYSIZE(ip_AddrTable_oid_ranges), netif);
|
||||
|
||||
netif = netif->next;
|
||||
}
|
||||
|
||||
/* did we find a next one? */
|
||||
if(state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
|
||||
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
|
||||
/* fill in object properties */
|
||||
return ip_AddrTable_get_cell_value_core((struct netif*)state.reference, column, value, value_len);
|
||||
}
|
||||
|
||||
/* not found */
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
/* --- ipRouteTable --- */
|
||||
|
||||
/* list of allowed value ranges for incoming OID */
|
||||
static const struct snmp_oid_range ip_RouteTable_oid_ranges[] = {
|
||||
{ 0, 0xff }, /* IP A */
|
||||
{ 0, 0xff }, /* IP B */
|
||||
{ 0, 0xff }, /* IP C */
|
||||
{ 0, 0xff }, /* IP D */
|
||||
};
|
||||
|
||||
static snmp_err_t
|
||||
ip_RouteTable_get_cell_value_core(struct netif *netif, u8_t default_route, const u32_t* column, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
switch (*column) {
|
||||
case 1: /* ipRouteDest */
|
||||
if (default_route) {
|
||||
/* default rte has 0.0.0.0 dest */
|
||||
value->u32 = IP4_ADDR_ANY->addr;
|
||||
} else {
|
||||
/* netifs have netaddress dest */
|
||||
ip4_addr_t tmp;
|
||||
ip4_addr_get_network(&tmp, netif_ip4_addr(netif), netif_ip4_netmask(netif));
|
||||
value->u32 = tmp.addr;
|
||||
}
|
||||
break;
|
||||
case 2: /* ipRouteIfIndex */
|
||||
value->u32 = netif_to_num(netif);
|
||||
break;
|
||||
case 3: /* ipRouteMetric1 */
|
||||
if (default_route) {
|
||||
value->s32 = 1; /* default */
|
||||
} else {
|
||||
value->s32 = 0; /* normal */
|
||||
}
|
||||
break;
|
||||
case 4: /* ipRouteMetric2 */
|
||||
case 5: /* ipRouteMetric3 */
|
||||
case 6: /* ipRouteMetric4 */
|
||||
value->s32 = -1; /* none */
|
||||
break;
|
||||
case 7: /* ipRouteNextHop */
|
||||
if (default_route) {
|
||||
/* default rte: gateway */
|
||||
value->u32 = netif_ip4_gw(netif)->addr;
|
||||
} else {
|
||||
/* other rtes: netif ip_addr */
|
||||
value->u32 = netif_ip4_addr(netif)->addr;
|
||||
}
|
||||
break;
|
||||
case 8: /* ipRouteType */
|
||||
if (default_route) {
|
||||
/* default rte is indirect */
|
||||
value->u32 = 4; /* indirect */
|
||||
} else {
|
||||
/* other rtes are direct */
|
||||
value->u32 = 3; /* direct */
|
||||
}
|
||||
break;
|
||||
case 9: /* ipRouteProto */
|
||||
/* locally defined routes */
|
||||
value->u32 = 2; /* local */
|
||||
break;
|
||||
case 10: /* ipRouteAge */
|
||||
/* @todo (sysuptime - timestamp last change) / 100 */
|
||||
value->u32 = 0;
|
||||
break;
|
||||
case 11: /* ipRouteMask */
|
||||
if (default_route) {
|
||||
/* default rte use 0.0.0.0 mask */
|
||||
value->u32 = IP4_ADDR_ANY->addr;
|
||||
} else {
|
||||
/* other rtes use netmask */
|
||||
value->u32 = netif_ip4_netmask(netif)->addr;
|
||||
}
|
||||
break;
|
||||
case 12: /* ipRouteMetric5 */
|
||||
value->s32 = -1; /* none */
|
||||
break;
|
||||
case 13: /* ipRouteInfo */
|
||||
value->const_ptr = snmp_zero_dot_zero.id;
|
||||
*value_len = snmp_zero_dot_zero.len * sizeof(u32_t);
|
||||
break;
|
||||
default:
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
return SNMP_ERR_NOERROR;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_RouteTable_get_cell_value(const u32_t* column, const u32_t* row_oid, u8_t row_oid_len, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
ip4_addr_t test_ip;
|
||||
struct netif *netif;
|
||||
|
||||
/* check if incoming OID length and if values are in plausible range */
|
||||
if(!snmp_oid_in_range(row_oid, row_oid_len, ip_RouteTable_oid_ranges, LWIP_ARRAYSIZE(ip_RouteTable_oid_ranges))) {
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
/* get IP and port from incoming OID */
|
||||
snmp_oid_to_ip4(&row_oid[0], &test_ip); /* we know it succeeds because of oid_in_range check above */
|
||||
|
||||
/* default route is on default netif */
|
||||
if(ip4_addr_isany_val(test_ip) && (netif_default != NULL)) {
|
||||
/* fill in object properties */
|
||||
return ip_RouteTable_get_cell_value_core(netif_default, 1, column, value, value_len);
|
||||
}
|
||||
|
||||
/* find netif with requested route */
|
||||
netif = netif_list;
|
||||
while (netif != NULL) {
|
||||
ip4_addr_t dst;
|
||||
ip4_addr_get_network(&dst, netif_ip4_addr(netif), netif_ip4_netmask(netif));
|
||||
|
||||
if(ip4_addr_cmp(&dst, &test_ip)) {
|
||||
/* fill in object properties */
|
||||
return ip_RouteTable_get_cell_value_core(netif, 0, column, value, value_len);
|
||||
}
|
||||
|
||||
netif = netif->next;
|
||||
}
|
||||
|
||||
/* not found */
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_RouteTable_get_next_cell_instance_and_value(const u32_t* column, struct snmp_obj_id* row_oid, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
struct netif *netif;
|
||||
struct snmp_next_oid_state state;
|
||||
u32_t result_temp[LWIP_ARRAYSIZE(ip_RouteTable_oid_ranges)];
|
||||
u32_t test_oid[LWIP_ARRAYSIZE(ip_RouteTable_oid_ranges)];
|
||||
|
||||
/* init struct to search next oid */
|
||||
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(ip_RouteTable_oid_ranges));
|
||||
|
||||
/* check default route */
|
||||
if(netif_default != NULL) {
|
||||
snmp_ip4_to_oid(IP4_ADDR_ANY, &test_oid[0]);
|
||||
snmp_next_oid_check(&state, test_oid, LWIP_ARRAYSIZE(ip_RouteTable_oid_ranges), netif_default);
|
||||
}
|
||||
|
||||
/* iterate over all possible OIDs to find the next one */
|
||||
netif = netif_list;
|
||||
while (netif != NULL) {
|
||||
ip4_addr_t dst;
|
||||
ip4_addr_get_network(&dst, netif_ip4_addr(netif), netif_ip4_netmask(netif));
|
||||
|
||||
/* check generated OID: is it a candidate for the next one? */
|
||||
if (!ip4_addr_isany_val(dst)) {
|
||||
snmp_ip4_to_oid(&dst, &test_oid[0]);
|
||||
snmp_next_oid_check(&state, test_oid, LWIP_ARRAYSIZE(ip_RouteTable_oid_ranges), netif);
|
||||
}
|
||||
|
||||
netif = netif->next;
|
||||
}
|
||||
|
||||
/* did we find a next one? */
|
||||
if(state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
|
||||
ip4_addr_t dst;
|
||||
snmp_oid_to_ip4(&result_temp[0], &dst);
|
||||
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
|
||||
/* fill in object properties */
|
||||
return ip_RouteTable_get_cell_value_core((struct netif*)state.reference, ip4_addr_isany_val(dst), column, value, value_len);
|
||||
} else {
|
||||
/* not found */
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
}
|
||||
|
||||
/* --- ipNetToMediaTable --- */
|
||||
|
||||
/* list of allowed value ranges for incoming OID */
|
||||
static const struct snmp_oid_range ip_NetToMediaTable_oid_ranges[] = {
|
||||
{ 1, 0xff }, /* IfIndex */
|
||||
{ 0, 0xff }, /* IP A */
|
||||
{ 0, 0xff }, /* IP B */
|
||||
{ 0, 0xff }, /* IP C */
|
||||
{ 0, 0xff } /* IP D */
|
||||
};
|
||||
|
||||
static snmp_err_t
|
||||
ip_NetToMediaTable_get_cell_value_core(u8_t arp_table_index, const u32_t* column, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
ip4_addr_t *ip;
|
||||
struct netif *netif;
|
||||
struct eth_addr *ethaddr;
|
||||
|
||||
etharp_get_entry(arp_table_index, &ip, &netif, ðaddr);
|
||||
|
||||
/* value */
|
||||
switch (*column) {
|
||||
case 1: /* atIfIndex / ipNetToMediaIfIndex */
|
||||
value->u32 = netif_to_num(netif);
|
||||
break;
|
||||
case 2: /* atPhysAddress / ipNetToMediaPhysAddress */
|
||||
value->ptr = ethaddr;
|
||||
*value_len = sizeof(*ethaddr);
|
||||
break;
|
||||
case 3: /* atNetAddress / ipNetToMediaNetAddress */
|
||||
value->u32 = ip->addr;
|
||||
break;
|
||||
case 4: /* ipNetToMediaType */
|
||||
value->u32 = 3; /* dynamic*/
|
||||
break;
|
||||
default:
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
return SNMP_ERR_NOERROR;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_NetToMediaTable_get_cell_value(const u32_t* column, const u32_t* row_oid, u8_t row_oid_len, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
ip4_addr_t ip_in;
|
||||
u8_t netif_index;
|
||||
u8_t i;
|
||||
|
||||
/* check if incoming OID length and if values are in plausible range */
|
||||
if(!snmp_oid_in_range(row_oid, row_oid_len, ip_NetToMediaTable_oid_ranges, LWIP_ARRAYSIZE(ip_NetToMediaTable_oid_ranges))) {
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
/* get IP from incoming OID */
|
||||
netif_index = (u8_t)row_oid[0];
|
||||
snmp_oid_to_ip4(&row_oid[1], &ip_in); /* we know it succeeds because of oid_in_range check above */
|
||||
|
||||
/* find requested entry */
|
||||
for(i=0; i<ARP_TABLE_SIZE; i++) {
|
||||
ip4_addr_t *ip;
|
||||
struct netif *netif;
|
||||
struct eth_addr *ethaddr;
|
||||
|
||||
if(etharp_get_entry(i, &ip, &netif, ðaddr)) {
|
||||
if((netif_index == netif_to_num(netif)) && ip4_addr_cmp(&ip_in, ip)) {
|
||||
/* fill in object properties */
|
||||
return ip_NetToMediaTable_get_cell_value_core(i, column, value, value_len);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* not found */
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_NetToMediaTable_get_next_cell_instance_and_value(const u32_t* column, struct snmp_obj_id* row_oid, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
u8_t i;
|
||||
struct snmp_next_oid_state state;
|
||||
u32_t result_temp[LWIP_ARRAYSIZE(ip_NetToMediaTable_oid_ranges)];
|
||||
|
||||
/* init struct to search next oid */
|
||||
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(ip_NetToMediaTable_oid_ranges));
|
||||
|
||||
/* iterate over all possible OIDs to find the next one */
|
||||
for(i=0; i<ARP_TABLE_SIZE; i++) {
|
||||
ip4_addr_t *ip;
|
||||
struct netif *netif;
|
||||
struct eth_addr *ethaddr;
|
||||
|
||||
if(etharp_get_entry(i, &ip, &netif, ðaddr)) {
|
||||
u32_t test_oid[LWIP_ARRAYSIZE(ip_NetToMediaTable_oid_ranges)];
|
||||
|
||||
test_oid[0] = netif_to_num(netif);
|
||||
snmp_ip4_to_oid(ip, &test_oid[1]);
|
||||
|
||||
/* check generated OID: is it a candidate for the next one? */
|
||||
snmp_next_oid_check(&state, test_oid, LWIP_ARRAYSIZE(ip_NetToMediaTable_oid_ranges), (void*)(size_t)i);
|
||||
}
|
||||
}
|
||||
|
||||
/* did we find a next one? */
|
||||
if(state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
|
||||
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
|
||||
/* fill in object properties */
|
||||
return ip_NetToMediaTable_get_cell_value_core((u8_t)(size_t)state.reference, column, value, value_len);
|
||||
}
|
||||
|
||||
/* not found */
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
#endif /* LWIP_IPV4 */
|
||||
|
||||
#endif /* SNMP_LWIP_MIB2 */
|
||||
#endif /* LWIP_SNMP */
|
||||
|
||||
736
src/apps/snmp/snmp_mib2_ip.c
Normal file
736
src/apps/snmp/snmp_mib2_ip.c
Normal file
@ -0,0 +1,736 @@
|
||||
/**
|
||||
* @file
|
||||
* Management Information Base II (RFC1213) objects and functions.
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without modification,
|
||||
* are permitted provided that the following conditions are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
||||
* this list of conditions and the following disclaimer in the documentation
|
||||
* and/or other materials provided with the distribution.
|
||||
* 3. The name of the author may not be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
||||
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
||||
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
|
||||
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
|
||||
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
|
||||
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
|
||||
* OF SUCH DAMAGE.
|
||||
*
|
||||
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
|
||||
* Christiaan Simons <christiaan.simons@axon.tv>
|
||||
*/
|
||||
|
||||
#include "lwip/snmp.h"
|
||||
#include "lwip/apps/snmp.h"
|
||||
#include "lwip/apps/snmp_core.h"
|
||||
#include "lwip/apps/snmp_mib2.h"
|
||||
#include "lwip/apps/snmp_table.h"
|
||||
#include "lwip/apps/snmp_scalar.h"
|
||||
#include "lwip/stats.h"
|
||||
#include "lwip/netif.h"
|
||||
#include "lwip/ip.h"
|
||||
#include "netif/etharp.h"
|
||||
|
||||
#if SNMP_USE_NETCONN
|
||||
#define SYNC_NODE_NAME(node_name) node_name ## _synced
|
||||
#define CREATE_LWIP_SYNC_NODE(oid, node_name) \
|
||||
static const struct snmp_threadsync_node node_name ## _synced = SNMP_CREATE_THREAD_SYNC_NODE(oid, &node_name.node, &snmp_mib2_lwip_locks);
|
||||
#else
|
||||
#define SYNC_NODE_NAME(node_name) node_name
|
||||
#define CREATE_LWIP_SYNC_NODE(oid, node_name)
|
||||
#endif
|
||||
|
||||
#if LWIP_IPV4
|
||||
/* --- ip .1.3.6.1.2.1.4 ----------------------------------------------------- */
|
||||
|
||||
static u16_t
|
||||
ip_get_value(struct snmp_node_instance* instance, void* value)
|
||||
{
|
||||
s32_t* sint_ptr = (s32_t*)value;
|
||||
u32_t* uint_ptr = (u32_t*)value;
|
||||
|
||||
switch (instance->node->oid) {
|
||||
case 1: /* ipForwarding */
|
||||
#if IP_FORWARD
|
||||
/* forwarding */
|
||||
*sint_ptr = 1;
|
||||
#else
|
||||
/* not-forwarding */
|
||||
*sint_ptr = 2;
|
||||
#endif
|
||||
return sizeof(*sint_ptr);
|
||||
case 2: /* ipDefaultTTL */
|
||||
*sint_ptr = IP_DEFAULT_TTL;
|
||||
return sizeof(*sint_ptr);
|
||||
case 3: /* ipInReceives */
|
||||
*uint_ptr = STATS_GET(mib2.ipinreceives);
|
||||
return sizeof(*uint_ptr);
|
||||
case 4: /* ipInHdrErrors */
|
||||
*uint_ptr = STATS_GET(mib2.ipinhdrerrors);
|
||||
return sizeof(*uint_ptr);
|
||||
case 5: /* ipInAddrErrors */
|
||||
*uint_ptr = STATS_GET(mib2.ipinaddrerrors);
|
||||
return sizeof(*uint_ptr);
|
||||
case 6: /* ipForwDatagrams */
|
||||
*uint_ptr = STATS_GET(mib2.ipforwdatagrams);
|
||||
return sizeof(*uint_ptr);
|
||||
case 7: /* ipInUnknownProtos */
|
||||
*uint_ptr = STATS_GET(mib2.ipinunknownprotos);
|
||||
return sizeof(*uint_ptr);
|
||||
case 8: /* ipInDiscards */
|
||||
*uint_ptr = STATS_GET(mib2.ipindiscards);
|
||||
return sizeof(*uint_ptr);
|
||||
case 9: /* ipInDelivers */
|
||||
*uint_ptr = STATS_GET(mib2.ipindelivers);
|
||||
return sizeof(*uint_ptr);
|
||||
case 10: /* ipOutRequests */
|
||||
*uint_ptr = STATS_GET(mib2.ipoutrequests);
|
||||
return sizeof(*uint_ptr);
|
||||
case 11: /* ipOutDiscards */
|
||||
*uint_ptr = STATS_GET(mib2.ipoutdiscards);
|
||||
return sizeof(*uint_ptr);
|
||||
case 12: /* ipOutNoRoutes */
|
||||
*uint_ptr = STATS_GET(mib2.ipoutnoroutes);
|
||||
return sizeof(*uint_ptr);
|
||||
case 13: /* ipReasmTimeout */
|
||||
#if IP_REASSEMBLY
|
||||
*sint_ptr = IP_REASS_MAXAGE;
|
||||
#else
|
||||
*sint_ptr = 0;
|
||||
#endif
|
||||
return sizeof(*sint_ptr);
|
||||
case 14: /* ipReasmReqds */
|
||||
*uint_ptr = STATS_GET(mib2.ipreasmreqds);
|
||||
return sizeof(*uint_ptr);
|
||||
case 15: /* ipReasmOKs */
|
||||
*uint_ptr = STATS_GET(mib2.ipreasmoks);
|
||||
return sizeof(*uint_ptr);
|
||||
case 16: /* ipReasmFails */
|
||||
*uint_ptr = STATS_GET(mib2.ipreasmfails);
|
||||
return sizeof(*uint_ptr);
|
||||
case 17: /* ipFragOKs */
|
||||
*uint_ptr = STATS_GET(mib2.ipfragoks);
|
||||
return sizeof(*uint_ptr);
|
||||
case 18: /* ipFragFails */
|
||||
*uint_ptr = STATS_GET(mib2.ipfragfails);
|
||||
return sizeof(*uint_ptr);
|
||||
case 19: /* ipFragCreates */
|
||||
*uint_ptr = STATS_GET(mib2.ipfragcreates);
|
||||
return sizeof(*uint_ptr);
|
||||
case 23: /* ipRoutingDiscards: not supported -> always 0 */
|
||||
*uint_ptr = 0;
|
||||
return sizeof(*uint_ptr);
|
||||
default:
|
||||
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_get_value(): unknown id: %"S32_F"\n", instance->node->oid));
|
||||
break;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* Test ip object value before setting.
|
||||
*
|
||||
* @param od is the object definition
|
||||
* @param len return value space (in bytes)
|
||||
* @param value points to (varbind) space to copy value from.
|
||||
*
|
||||
* @note we allow set if the value matches the hardwired value,
|
||||
* otherwise return badvalue.
|
||||
*/
|
||||
static snmp_err_t
|
||||
ip_set_test(struct snmp_node_instance* instance, u16_t len, void *value)
|
||||
{
|
||||
snmp_err_t ret = SNMP_ERR_WRONGVALUE;
|
||||
s32_t *sint_ptr = (s32_t*)value;
|
||||
|
||||
LWIP_UNUSED_ARG(len);
|
||||
switch (instance->node->oid) {
|
||||
case 1: /* ipForwarding */
|
||||
#if IP_FORWARD
|
||||
/* forwarding */
|
||||
if (*sint_ptr == 1)
|
||||
#else
|
||||
/* not-forwarding */
|
||||
if (*sint_ptr == 2)
|
||||
#endif
|
||||
{
|
||||
ret = SNMP_ERR_NOERROR;
|
||||
}
|
||||
break;
|
||||
case 2: /* ipDefaultTTL */
|
||||
if (*sint_ptr == IP_DEFAULT_TTL) {
|
||||
ret = SNMP_ERR_NOERROR;
|
||||
}
|
||||
break;
|
||||
default:
|
||||
LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_set_test(): unknown id: %"S32_F"\n", instance->node->oid));
|
||||
break;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_set_value(struct snmp_node_instance* instance, u16_t len, void *value)
|
||||
{
|
||||
LWIP_UNUSED_ARG(instance);
|
||||
LWIP_UNUSED_ARG(len);
|
||||
LWIP_UNUSED_ARG(value);
|
||||
/* nothing to do here because in set_test we only accept values being the same as our own stored value -> no need to store anything */
|
||||
return SNMP_ERR_NOERROR;
|
||||
}
|
||||
|
||||
/* --- ipAddrTable --- */
|
||||
|
||||
/* list of allowed value ranges for incoming OID */
|
||||
static const struct snmp_oid_range ip_AddrTable_oid_ranges[] = {
|
||||
{ 0, 0xff }, /* IP A */
|
||||
{ 0, 0xff }, /* IP B */
|
||||
{ 0, 0xff }, /* IP C */
|
||||
{ 0, 0xff } /* IP D */
|
||||
};
|
||||
|
||||
static snmp_err_t
|
||||
ip_AddrTable_get_cell_value_core(struct netif *netif, const u32_t* column, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
LWIP_UNUSED_ARG(value_len);
|
||||
|
||||
switch (*column) {
|
||||
case 1: /* ipAdEntAddr */
|
||||
value->u32 = netif_ip4_addr(netif)->addr;
|
||||
break;
|
||||
case 2: /* ipAdEntIfIndex */
|
||||
value->u32 = netif_to_num(netif);
|
||||
break;
|
||||
case 3: /* ipAdEntNetMask */
|
||||
value->u32 = netif_ip4_netmask(netif)->addr;
|
||||
break;
|
||||
case 4: /* ipAdEntBcastAddr */
|
||||
/* lwIP oddity, there's no broadcast
|
||||
address in the netif we can rely on */
|
||||
value->u32 = IPADDR_BROADCAST & 1;
|
||||
break;
|
||||
case 5: /* ipAdEntReasmMaxSize */
|
||||
#if IP_REASSEMBLY
|
||||
/* @todo The theoretical maximum is IP_REASS_MAX_PBUFS * size of the pbufs,
|
||||
* but only if receiving one fragmented packet at a time.
|
||||
* The current solution is to calculate for 2 simultaneous packets...
|
||||
*/
|
||||
value->u32 = (IP_HLEN + ((IP_REASS_MAX_PBUFS/2) *
|
||||
(PBUF_POOL_BUFSIZE - PBUF_LINK_ENCAPSULATION_HLEN - PBUF_LINK_HLEN - IP_HLEN)));
|
||||
#else
|
||||
/** @todo returning MTU would be a bad thing and
|
||||
returning a wild guess like '576' isn't good either */
|
||||
value->u32 = 0;
|
||||
#endif
|
||||
break;
|
||||
default:
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
return SNMP_ERR_NOERROR;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_AddrTable_get_cell_value(const u32_t* column, const u32_t* row_oid, u8_t row_oid_len, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
ip4_addr_t ip;
|
||||
struct netif *netif;
|
||||
|
||||
/* check if incoming OID length and if values are in plausible range */
|
||||
if(!snmp_oid_in_range(row_oid, row_oid_len, ip_AddrTable_oid_ranges, LWIP_ARRAYSIZE(ip_AddrTable_oid_ranges))) {
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
/* get IP from incoming OID */
|
||||
snmp_oid_to_ip4(&row_oid[0], &ip); /* we know it succeeds because of oid_in_range check above */
|
||||
|
||||
/* find netif with requested ip */
|
||||
netif = netif_list;
|
||||
while (netif != NULL) {
|
||||
if(ip4_addr_cmp(&ip, netif_ip4_addr(netif))) {
|
||||
/* fill in object properties */
|
||||
return ip_AddrTable_get_cell_value_core(netif, column, value, value_len);
|
||||
}
|
||||
|
||||
netif = netif->next;
|
||||
}
|
||||
|
||||
/* not found */
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_AddrTable_get_next_cell_instance_and_value(const u32_t* column, struct snmp_obj_id* row_oid, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
struct netif *netif;
|
||||
struct snmp_next_oid_state state;
|
||||
u32_t result_temp[LWIP_ARRAYSIZE(ip_AddrTable_oid_ranges)];
|
||||
|
||||
/* init struct to search next oid */
|
||||
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(ip_AddrTable_oid_ranges));
|
||||
|
||||
/* iterate over all possible OIDs to find the next one */
|
||||
netif = netif_list;
|
||||
while (netif != NULL) {
|
||||
u32_t test_oid[LWIP_ARRAYSIZE(ip_AddrTable_oid_ranges)];
|
||||
snmp_ip4_to_oid(netif_ip4_addr(netif), &test_oid[0]);
|
||||
|
||||
/* check generated OID: is it a candidate for the next one? */
|
||||
snmp_next_oid_check(&state, test_oid, LWIP_ARRAYSIZE(ip_AddrTable_oid_ranges), netif);
|
||||
|
||||
netif = netif->next;
|
||||
}
|
||||
|
||||
/* did we find a next one? */
|
||||
if(state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
|
||||
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
|
||||
/* fill in object properties */
|
||||
return ip_AddrTable_get_cell_value_core((struct netif*)state.reference, column, value, value_len);
|
||||
}
|
||||
|
||||
/* not found */
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
/* --- ipRouteTable --- */
|
||||
|
||||
/* list of allowed value ranges for incoming OID */
|
||||
static const struct snmp_oid_range ip_RouteTable_oid_ranges[] = {
|
||||
{ 0, 0xff }, /* IP A */
|
||||
{ 0, 0xff }, /* IP B */
|
||||
{ 0, 0xff }, /* IP C */
|
||||
{ 0, 0xff }, /* IP D */
|
||||
};
|
||||
|
||||
static snmp_err_t
|
||||
ip_RouteTable_get_cell_value_core(struct netif *netif, u8_t default_route, const u32_t* column, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
switch (*column) {
|
||||
case 1: /* ipRouteDest */
|
||||
if (default_route) {
|
||||
/* default rte has 0.0.0.0 dest */
|
||||
value->u32 = IP4_ADDR_ANY->addr;
|
||||
} else {
|
||||
/* netifs have netaddress dest */
|
||||
ip4_addr_t tmp;
|
||||
ip4_addr_get_network(&tmp, netif_ip4_addr(netif), netif_ip4_netmask(netif));
|
||||
value->u32 = tmp.addr;
|
||||
}
|
||||
break;
|
||||
case 2: /* ipRouteIfIndex */
|
||||
value->u32 = netif_to_num(netif);
|
||||
break;
|
||||
case 3: /* ipRouteMetric1 */
|
||||
if (default_route) {
|
||||
value->s32 = 1; /* default */
|
||||
} else {
|
||||
value->s32 = 0; /* normal */
|
||||
}
|
||||
break;
|
||||
case 4: /* ipRouteMetric2 */
|
||||
case 5: /* ipRouteMetric3 */
|
||||
case 6: /* ipRouteMetric4 */
|
||||
value->s32 = -1; /* none */
|
||||
break;
|
||||
case 7: /* ipRouteNextHop */
|
||||
if (default_route) {
|
||||
/* default rte: gateway */
|
||||
value->u32 = netif_ip4_gw(netif)->addr;
|
||||
} else {
|
||||
/* other rtes: netif ip_addr */
|
||||
value->u32 = netif_ip4_addr(netif)->addr;
|
||||
}
|
||||
break;
|
||||
case 8: /* ipRouteType */
|
||||
if (default_route) {
|
||||
/* default rte is indirect */
|
||||
value->u32 = 4; /* indirect */
|
||||
} else {
|
||||
/* other rtes are direct */
|
||||
value->u32 = 3; /* direct */
|
||||
}
|
||||
break;
|
||||
case 9: /* ipRouteProto */
|
||||
/* locally defined routes */
|
||||
value->u32 = 2; /* local */
|
||||
break;
|
||||
case 10: /* ipRouteAge */
|
||||
/* @todo (sysuptime - timestamp last change) / 100 */
|
||||
value->u32 = 0;
|
||||
break;
|
||||
case 11: /* ipRouteMask */
|
||||
if (default_route) {
|
||||
/* default rte use 0.0.0.0 mask */
|
||||
value->u32 = IP4_ADDR_ANY->addr;
|
||||
} else {
|
||||
/* other rtes use netmask */
|
||||
value->u32 = netif_ip4_netmask(netif)->addr;
|
||||
}
|
||||
break;
|
||||
case 12: /* ipRouteMetric5 */
|
||||
value->s32 = -1; /* none */
|
||||
break;
|
||||
case 13: /* ipRouteInfo */
|
||||
value->const_ptr = snmp_zero_dot_zero.id;
|
||||
*value_len = snmp_zero_dot_zero.len * sizeof(u32_t);
|
||||
break;
|
||||
default:
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
return SNMP_ERR_NOERROR;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_RouteTable_get_cell_value(const u32_t* column, const u32_t* row_oid, u8_t row_oid_len, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
ip4_addr_t test_ip;
|
||||
struct netif *netif;
|
||||
|
||||
/* check if incoming OID length and if values are in plausible range */
|
||||
if(!snmp_oid_in_range(row_oid, row_oid_len, ip_RouteTable_oid_ranges, LWIP_ARRAYSIZE(ip_RouteTable_oid_ranges))) {
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
/* get IP and port from incoming OID */
|
||||
snmp_oid_to_ip4(&row_oid[0], &test_ip); /* we know it succeeds because of oid_in_range check above */
|
||||
|
||||
/* default route is on default netif */
|
||||
if(ip4_addr_isany_val(test_ip) && (netif_default != NULL)) {
|
||||
/* fill in object properties */
|
||||
return ip_RouteTable_get_cell_value_core(netif_default, 1, column, value, value_len);
|
||||
}
|
||||
|
||||
/* find netif with requested route */
|
||||
netif = netif_list;
|
||||
while (netif != NULL) {
|
||||
ip4_addr_t dst;
|
||||
ip4_addr_get_network(&dst, netif_ip4_addr(netif), netif_ip4_netmask(netif));
|
||||
|
||||
if(ip4_addr_cmp(&dst, &test_ip)) {
|
||||
/* fill in object properties */
|
||||
return ip_RouteTable_get_cell_value_core(netif, 0, column, value, value_len);
|
||||
}
|
||||
|
||||
netif = netif->next;
|
||||
}
|
||||
|
||||
/* not found */
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_RouteTable_get_next_cell_instance_and_value(const u32_t* column, struct snmp_obj_id* row_oid, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
struct netif *netif;
|
||||
struct snmp_next_oid_state state;
|
||||
u32_t result_temp[LWIP_ARRAYSIZE(ip_RouteTable_oid_ranges)];
|
||||
u32_t test_oid[LWIP_ARRAYSIZE(ip_RouteTable_oid_ranges)];
|
||||
|
||||
/* init struct to search next oid */
|
||||
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(ip_RouteTable_oid_ranges));
|
||||
|
||||
/* check default route */
|
||||
if(netif_default != NULL) {
|
||||
snmp_ip4_to_oid(IP4_ADDR_ANY, &test_oid[0]);
|
||||
snmp_next_oid_check(&state, test_oid, LWIP_ARRAYSIZE(ip_RouteTable_oid_ranges), netif_default);
|
||||
}
|
||||
|
||||
/* iterate over all possible OIDs to find the next one */
|
||||
netif = netif_list;
|
||||
while (netif != NULL) {
|
||||
ip4_addr_t dst;
|
||||
ip4_addr_get_network(&dst, netif_ip4_addr(netif), netif_ip4_netmask(netif));
|
||||
|
||||
/* check generated OID: is it a candidate for the next one? */
|
||||
if (!ip4_addr_isany_val(dst)) {
|
||||
snmp_ip4_to_oid(&dst, &test_oid[0]);
|
||||
snmp_next_oid_check(&state, test_oid, LWIP_ARRAYSIZE(ip_RouteTable_oid_ranges), netif);
|
||||
}
|
||||
|
||||
netif = netif->next;
|
||||
}
|
||||
|
||||
/* did we find a next one? */
|
||||
if(state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
|
||||
ip4_addr_t dst;
|
||||
snmp_oid_to_ip4(&result_temp[0], &dst);
|
||||
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
|
||||
/* fill in object properties */
|
||||
return ip_RouteTable_get_cell_value_core((struct netif*)state.reference, ip4_addr_isany_val(dst), column, value, value_len);
|
||||
} else {
|
||||
/* not found */
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
}
|
||||
|
||||
/* --- ipNetToMediaTable --- */
|
||||
|
||||
/* list of allowed value ranges for incoming OID */
|
||||
static const struct snmp_oid_range ip_NetToMediaTable_oid_ranges[] = {
|
||||
{ 1, 0xff }, /* IfIndex */
|
||||
{ 0, 0xff }, /* IP A */
|
||||
{ 0, 0xff }, /* IP B */
|
||||
{ 0, 0xff }, /* IP C */
|
||||
{ 0, 0xff } /* IP D */
|
||||
};
|
||||
|
||||
static snmp_err_t
|
||||
ip_NetToMediaTable_get_cell_value_core(u8_t arp_table_index, const u32_t* column, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
ip4_addr_t *ip;
|
||||
struct netif *netif;
|
||||
struct eth_addr *ethaddr;
|
||||
|
||||
etharp_get_entry(arp_table_index, &ip, &netif, ðaddr);
|
||||
|
||||
/* value */
|
||||
switch (*column) {
|
||||
case 1: /* atIfIndex / ipNetToMediaIfIndex */
|
||||
value->u32 = netif_to_num(netif);
|
||||
break;
|
||||
case 2: /* atPhysAddress / ipNetToMediaPhysAddress */
|
||||
value->ptr = ethaddr;
|
||||
*value_len = sizeof(*ethaddr);
|
||||
break;
|
||||
case 3: /* atNetAddress / ipNetToMediaNetAddress */
|
||||
value->u32 = ip->addr;
|
||||
break;
|
||||
case 4: /* ipNetToMediaType */
|
||||
value->u32 = 3; /* dynamic*/
|
||||
break;
|
||||
default:
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
return SNMP_ERR_NOERROR;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_NetToMediaTable_get_cell_value(const u32_t* column, const u32_t* row_oid, u8_t row_oid_len, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
ip4_addr_t ip_in;
|
||||
u8_t netif_index;
|
||||
u8_t i;
|
||||
|
||||
/* check if incoming OID length and if values are in plausible range */
|
||||
if(!snmp_oid_in_range(row_oid, row_oid_len, ip_NetToMediaTable_oid_ranges, LWIP_ARRAYSIZE(ip_NetToMediaTable_oid_ranges))) {
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
/* get IP from incoming OID */
|
||||
netif_index = (u8_t)row_oid[0];
|
||||
snmp_oid_to_ip4(&row_oid[1], &ip_in); /* we know it succeeds because of oid_in_range check above */
|
||||
|
||||
/* find requested entry */
|
||||
for(i=0; i<ARP_TABLE_SIZE; i++) {
|
||||
ip4_addr_t *ip;
|
||||
struct netif *netif;
|
||||
struct eth_addr *ethaddr;
|
||||
|
||||
if(etharp_get_entry(i, &ip, &netif, ðaddr)) {
|
||||
if((netif_index == netif_to_num(netif)) && ip4_addr_cmp(&ip_in, ip)) {
|
||||
/* fill in object properties */
|
||||
return ip_NetToMediaTable_get_cell_value_core(i, column, value, value_len);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* not found */
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
static snmp_err_t
|
||||
ip_NetToMediaTable_get_next_cell_instance_and_value(const u32_t* column, struct snmp_obj_id* row_oid, union snmp_variant_value* value, u32_t* value_len)
|
||||
{
|
||||
u8_t i;
|
||||
struct snmp_next_oid_state state;
|
||||
u32_t result_temp[LWIP_ARRAYSIZE(ip_NetToMediaTable_oid_ranges)];
|
||||
|
||||
/* init struct to search next oid */
|
||||
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(ip_NetToMediaTable_oid_ranges));
|
||||
|
||||
/* iterate over all possible OIDs to find the next one */
|
||||
for(i=0; i<ARP_TABLE_SIZE; i++) {
|
||||
ip4_addr_t *ip;
|
||||
struct netif *netif;
|
||||
struct eth_addr *ethaddr;
|
||||
|
||||
if(etharp_get_entry(i, &ip, &netif, ðaddr)) {
|
||||
u32_t test_oid[LWIP_ARRAYSIZE(ip_NetToMediaTable_oid_ranges)];
|
||||
|
||||
test_oid[0] = netif_to_num(netif);
|
||||
snmp_ip4_to_oid(ip, &test_oid[1]);
|
||||
|
||||
/* check generated OID: is it a candidate for the next one? */
|
||||
snmp_next_oid_check(&state, test_oid, LWIP_ARRAYSIZE(ip_NetToMediaTable_oid_ranges), (void*)(size_t)i);
|
||||
}
|
||||
}
|
||||
|
||||
/* did we find a next one? */
|
||||
if(state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
|
||||
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
|
||||
/* fill in object properties */
|
||||
return ip_NetToMediaTable_get_cell_value_core((u8_t)(size_t)state.reference, column, value, value_len);
|
||||
}
|
||||
|
||||
/* not found */
|
||||
return SNMP_ERR_NOSUCHINSTANCE;
|
||||
}
|
||||
|
||||
static const struct snmp_scalar_node ip_Forwarding = SNMP_SCALAR_CREATE_NODE(1, SNMP_NODE_INSTANCE_READ_WRITE, SNMP_ASN1_TYPE_INTEGER, ip_get_value, ip_set_test, ip_set_value);
|
||||
static const struct snmp_scalar_node ip_DefaultTTL = SNMP_SCALAR_CREATE_NODE(2, SNMP_NODE_INSTANCE_READ_WRITE, SNMP_ASN1_TYPE_INTEGER, ip_get_value, ip_set_test, ip_set_value);
|
||||
static const struct snmp_scalar_node ip_InReceives = SNMP_SCALAR_CREATE_NODE_READONLY(3, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_InHdrErrors = SNMP_SCALAR_CREATE_NODE_READONLY(4, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_InAddrErrors = SNMP_SCALAR_CREATE_NODE_READONLY(5, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_ForwDatagrams = SNMP_SCALAR_CREATE_NODE_READONLY(6, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_InUnknownProtos = SNMP_SCALAR_CREATE_NODE_READONLY(7, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_InDiscards = SNMP_SCALAR_CREATE_NODE_READONLY(8, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_InDelivers = SNMP_SCALAR_CREATE_NODE_READONLY(9, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_OutRequests = SNMP_SCALAR_CREATE_NODE_READONLY(10, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_OutDiscards = SNMP_SCALAR_CREATE_NODE_READONLY(11, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_OutNoRoutes = SNMP_SCALAR_CREATE_NODE_READONLY(12, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_ReasmTimeout = SNMP_SCALAR_CREATE_NODE_READONLY(13, SNMP_ASN1_TYPE_INTEGER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_ReasmReqds = SNMP_SCALAR_CREATE_NODE_READONLY(14, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_ReasmOKs = SNMP_SCALAR_CREATE_NODE_READONLY(15, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_ReasmFails = SNMP_SCALAR_CREATE_NODE_READONLY(16, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_FragOKs = SNMP_SCALAR_CREATE_NODE_READONLY(17, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_FragFails = SNMP_SCALAR_CREATE_NODE_READONLY(18, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_FragCreates = SNMP_SCALAR_CREATE_NODE_READONLY(19, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
static const struct snmp_scalar_node ip_RoutingDiscards = SNMP_SCALAR_CREATE_NODE_READONLY(23, SNMP_ASN1_TYPE_COUNTER, ip_get_value);
|
||||
|
||||
static const struct snmp_table_simple_col_def ip_AddrTable_columns[] = {
|
||||
{ 1, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipAdEntAddr */
|
||||
{ 2, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipAdEntIfIndex */
|
||||
{ 3, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipAdEntNetMask */
|
||||
{ 4, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipAdEntBcastAddr */
|
||||
{ 5, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 } /* ipAdEntReasmMaxSize */
|
||||
};
|
||||
|
||||
static const struct snmp_table_simple_node ip_AddrTable = SNMP_TABLE_CREATE_SIMPLE(20, ip_AddrTable_columns, ip_AddrTable_get_cell_value, ip_AddrTable_get_next_cell_instance_and_value);
|
||||
|
||||
static const struct snmp_table_simple_col_def ip_RouteTable_columns[] = {
|
||||
{ 1, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteDest */
|
||||
{ 2, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteIfIndex */
|
||||
{ 3, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_S32 }, /* ipRouteMetric1 */
|
||||
{ 4, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_S32 }, /* ipRouteMetric2 */
|
||||
{ 5, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_S32 }, /* ipRouteMetric3 */
|
||||
{ 6, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_S32 }, /* ipRouteMetric4 */
|
||||
{ 7, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteNextHop */
|
||||
{ 8, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteType */
|
||||
{ 9, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteProto */
|
||||
{ 10, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteAge */
|
||||
{ 11, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipRouteMask */
|
||||
{ 12, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_S32 }, /* ipRouteMetric5 */
|
||||
{ 13, SNMP_ASN1_TYPE_OBJECT_ID, SNMP_VARIANT_VALUE_TYPE_PTR } /* ipRouteInfo */
|
||||
};
|
||||
|
||||
static const struct snmp_table_simple_node ip_RouteTable = SNMP_TABLE_CREATE_SIMPLE(21, ip_RouteTable_columns, ip_RouteTable_get_cell_value, ip_RouteTable_get_next_cell_instance_and_value);
|
||||
#endif /* LWIP_IPV4 */
|
||||
|
||||
#if LWIP_ARP && LWIP_IPV4
|
||||
static const struct snmp_table_simple_col_def ip_NetToMediaTable_columns[] = {
|
||||
{ 1, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipNetToMediaIfIndex */
|
||||
{ 2, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_VARIANT_VALUE_TYPE_PTR }, /* ipNetToMediaPhysAddress */
|
||||
{ 3, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* ipNetToMediaNetAddress */
|
||||
{ 4, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 } /* ipNetToMediaType */
|
||||
};
|
||||
|
||||
static const struct snmp_table_simple_node ip_NetToMediaTable = SNMP_TABLE_CREATE_SIMPLE(22, ip_NetToMediaTable_columns, ip_NetToMediaTable_get_cell_value, ip_NetToMediaTable_get_next_cell_instance_and_value);
|
||||
#endif /* LWIP_ARP && LWIP_IPV4 */
|
||||
|
||||
#if LWIP_IPV4
|
||||
/* the following nodes access variables in LWIP stack from SNMP worker thread and must therefore be synced to LWIP (TCPIP) thread */
|
||||
CREATE_LWIP_SYNC_NODE( 1, ip_Forwarding)
|
||||
CREATE_LWIP_SYNC_NODE( 2, ip_DefaultTTL)
|
||||
CREATE_LWIP_SYNC_NODE( 3, ip_InReceives)
|
||||
CREATE_LWIP_SYNC_NODE( 4, ip_InHdrErrors)
|
||||
CREATE_LWIP_SYNC_NODE( 5, ip_InAddrErrors)
|
||||
CREATE_LWIP_SYNC_NODE( 6, ip_ForwDatagrams)
|
||||
CREATE_LWIP_SYNC_NODE( 7, ip_InUnknownProtos)
|
||||
CREATE_LWIP_SYNC_NODE( 8, ip_InDiscards)
|
||||
CREATE_LWIP_SYNC_NODE( 9, ip_InDelivers)
|
||||
CREATE_LWIP_SYNC_NODE(10, ip_OutRequests)
|
||||
CREATE_LWIP_SYNC_NODE(11, ip_OutDiscards)
|
||||
CREATE_LWIP_SYNC_NODE(12, ip_OutNoRoutes)
|
||||
CREATE_LWIP_SYNC_NODE(13, ip_ReasmTimeout)
|
||||
CREATE_LWIP_SYNC_NODE(14, ip_ReasmReqds)
|
||||
CREATE_LWIP_SYNC_NODE(15, ip_ReasmOKs)
|
||||
CREATE_LWIP_SYNC_NODE(15, ip_ReasmFails)
|
||||
CREATE_LWIP_SYNC_NODE(17, ip_FragOKs)
|
||||
CREATE_LWIP_SYNC_NODE(18, ip_FragFails)
|
||||
CREATE_LWIP_SYNC_NODE(19, ip_FragCreates)
|
||||
CREATE_LWIP_SYNC_NODE(20, ip_AddrTable)
|
||||
CREATE_LWIP_SYNC_NODE(21, ip_RouteTable)
|
||||
#if LWIP_ARP
|
||||
CREATE_LWIP_SYNC_NODE(22, ip_NetToMediaTable)
|
||||
#endif /* LWIP_ARP */
|
||||
CREATE_LWIP_SYNC_NODE(23, ip_RoutingDiscards)
|
||||
|
||||
static const struct snmp_node* const ip_nodes[] = {
|
||||
&SYNC_NODE_NAME(ip_Forwarding).node.node,
|
||||
&SYNC_NODE_NAME(ip_DefaultTTL).node.node,
|
||||
&SYNC_NODE_NAME(ip_InReceives).node.node,
|
||||
&SYNC_NODE_NAME(ip_InHdrErrors).node.node,
|
||||
&SYNC_NODE_NAME(ip_InAddrErrors).node.node,
|
||||
&SYNC_NODE_NAME(ip_ForwDatagrams).node.node,
|
||||
&SYNC_NODE_NAME(ip_InUnknownProtos).node.node,
|
||||
&SYNC_NODE_NAME(ip_InDiscards).node.node,
|
||||
&SYNC_NODE_NAME(ip_InDelivers).node.node,
|
||||
&SYNC_NODE_NAME(ip_OutRequests).node.node,
|
||||
&SYNC_NODE_NAME(ip_OutDiscards).node.node,
|
||||
&SYNC_NODE_NAME(ip_OutNoRoutes).node.node,
|
||||
&SYNC_NODE_NAME(ip_ReasmTimeout).node.node,
|
||||
&SYNC_NODE_NAME(ip_ReasmReqds).node.node,
|
||||
&SYNC_NODE_NAME(ip_ReasmOKs).node.node,
|
||||
&SYNC_NODE_NAME(ip_ReasmFails).node.node,
|
||||
&SYNC_NODE_NAME(ip_FragOKs).node.node,
|
||||
&SYNC_NODE_NAME(ip_FragFails).node.node,
|
||||
&SYNC_NODE_NAME(ip_FragCreates).node.node,
|
||||
&SYNC_NODE_NAME(ip_AddrTable).node.node,
|
||||
&SYNC_NODE_NAME(ip_RouteTable).node.node,
|
||||
#if LWIP_ARP
|
||||
&SYNC_NODE_NAME(ip_NetToMediaTable).node.node,
|
||||
#endif /* LWIP_ARP */
|
||||
&SYNC_NODE_NAME(ip_RoutingDiscards).node.node
|
||||
};
|
||||
|
||||
const struct snmp_tree_node snmp_mib2_ip_root = SNMP_CREATE_TREE_NODE(4, ip_nodes);
|
||||
#endif /* LWIP_IPV4 */
|
||||
|
||||
/* --- at .1.3.6.1.2.1.3 ----------------------------------------------------- */
|
||||
|
||||
#if LWIP_ARP && LWIP_IPV4
|
||||
/* at node table is a subset of ip_nettomedia table (same rows but less columns) */
|
||||
static const struct snmp_table_simple_col_def at_Table_columns[] = {
|
||||
{ 1, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 }, /* atIfIndex */
|
||||
{ 2, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_VARIANT_VALUE_TYPE_PTR }, /* atPhysAddress */
|
||||
{ 3, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 } /* atNetAddress */
|
||||
};
|
||||
|
||||
static const struct snmp_table_simple_node at_Table = SNMP_TABLE_CREATE_SIMPLE(1, at_Table_columns, ip_NetToMediaTable_get_cell_value, ip_NetToMediaTable_get_next_cell_instance_and_value);
|
||||
|
||||
/* the following nodes access variables in LWIP stack from SNMP worker thread and must therefore be synced to LWIP (TCPIP) thread */
|
||||
CREATE_LWIP_SYNC_NODE(1, at_Table)
|
||||
|
||||
static const struct snmp_node* const at_nodes[] = {
|
||||
&SYNC_NODE_NAME(at_Table).node.node
|
||||
};
|
||||
|
||||
const struct snmp_tree_node snmp_mib2_at_root = SNMP_CREATE_TREE_NODE(3, at_nodes);
|
||||
#endif /* LWIP_ARP && LWIP_IPV4 */
|
||||
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Reference in New Issue
Block a user