read_only.c

00001 #include <net-snmp/net-snmp-config.h>
00002 
00003 #include <net-snmp/net-snmp-includes.h>
00004 #include <net-snmp/agent/net-snmp-agent-includes.h>
00005 
00006 #include <net-snmp/agent/read_only.h>
00007 
00022 netsnmp_mib_handler *
00023 netsnmp_get_read_only_handler(void)
00024 {
00025     netsnmp_mib_handler *ret = NULL;
00026     
00027     ret = netsnmp_create_handler("read_only",
00028                                  netsnmp_read_only_helper);
00029     if (ret) {
00030         ret->flags |= MIB_HANDLER_AUTO_NEXT;
00031     }
00032     return ret;
00033 }
00034 
00036 int
00037 netsnmp_read_only_helper(netsnmp_mib_handler *handler,
00038                          netsnmp_handler_registration *reginfo,
00039                          netsnmp_agent_request_info *reqinfo,
00040                          netsnmp_request_info *requests)
00041 {
00042 
00043     DEBUGMSGTL(("helper:read_only", "Got request\n"));
00044 
00045     switch (reqinfo->mode) {
00046 
00047     case MODE_SET_RESERVE1:
00048     case MODE_SET_RESERVE2:
00049     case MODE_SET_ACTION:
00050     case MODE_SET_COMMIT:
00051     case MODE_SET_FREE:
00052     case MODE_SET_UNDO:
00053         netsnmp_request_set_error_all(requests, SNMP_ERR_NOTWRITABLE);
00054         return SNMP_ERR_NOTWRITABLE;
00055 
00056     case MODE_GET:
00057     case MODE_GETNEXT:
00058     case MODE_GETBULK:
00059         /* next handler called automatically - 'AUTO_NEXT' */
00060         return SNMP_ERR_NOERROR;
00061     }
00062 
00063     netsnmp_request_set_error_all(requests, SNMP_ERR_GENERR);
00064     return SNMP_ERR_GENERR;
00065 }
00066 
00071 void
00072 netsnmp_init_read_only_helper(void)
00073 {
00074     netsnmp_register_handler_by_name("read_only",
00075                                      netsnmp_get_read_only_handler());
00076 }