release/src/router/snmp/agent/mib_modules.c

   1 /*
   2  * wrapper to call all the mib module initialization functions
   3  */
   4
   5 #include <net-snmp/agent/mib_module_config.h>
   6 #include <net-snmp/net-snmp-config.h>
   7 #if HAVE_STRING_H
   8 #include <string.h>
   9 #else
  10 #include <strings.h>
  11 #endif
  12 #if HAVE_STDLIB_H
  13 #include <stdlib.h>
  14 #endif
  15 #if HAVE_UNISTD_H
  16 #include <unistd.h>
  17 #endif
  18 #include <sys/types.h>
  19 #if TIME_WITH_SYS_TIME
  20 # ifdef WIN32
  21 #  include <sys/timeb.h>
  22 # else
  23 #  include <sys/time.h>
  24 # endif
  25 # include <time.h>
  26 #else
  27 # if HAVE_SYS_TIME_H
  28 #  include <sys/time.h>
  29 # else
  30 #  include <time.h>
  31 # endif
  32 #endif
  33 #if HAVE_NETINET_IN_H
  34 #include <netinet/in.h>
  35 #endif
  36 #if HAVE_WINSOCK_H
  37 #include <winsock.h>
  38 #endif
  39
  40 #if HAVE_DMALLOC_H
  41 #include <dmalloc.h>
  42 #endif
  43
  44 #include <net-snmp/net-snmp-includes.h>
  45 #include <net-snmp/agent/net-snmp-agent-includes.h>
  46 #include "m2m.h"
  47
  48 #include "mibgroup/struct.h"
  49 #include <net-snmp/agent/mib_modules.h>
  50 #include <net-snmp/agent/table.h>
  51 #include <net-snmp/agent/table_iterator.h>
  52 #include "mib_module_includes.h"
  53 #ifdef USING_AGENTX_SUBAGENT_MODULE
  54 #include "mibgroup/agentx/subagent.h"
  55 #endif
  56
  57 struct module_init_list *initlist = NULL;
  58 struct module_init_list *noinitlist = NULL;
  59
  60
  61 void
  62 add_to_init_list(char *module_list)
  63 {
  64     struct module_init_list *newitem, **list;
  65     char           *cp;
  66
  67     if (module_list == NULL) {
  68         return;
  69     } else {
  70         cp = (char *) module_list;
  71     }
  72
  73     if (*cp == '-' || *cp == '!') {
  74         cp++;
  75         list = &noinitlist;
  76     } else {
  77         list = &initlist;
  78     }
  79
  80     cp = strtok(cp, ", :");
  81     while (cp) {
  82         newitem = (struct module_init_list *) calloc(1, sizeof(*initlist));
  83         newitem->module_name = strdup(cp);
  84         newitem->next = *list;
  85         *list = newitem;
  86         cp = strtok(NULL, ", :");
  87     }
  88 }
  89
  90 int
  91 should_init(const char *module_name)
  92 {
  93     struct module_init_list *listp;
  94
  95     /*
  96      * a definitive list takes priority
  97      */
  98     if (initlist) {
  99         listp = initlist;
 100         while (listp) {
 101             if (strcmp(listp->module_name, module_name) == 0) {
 102                 DEBUGMSGTL(("mib_init", "initializing: %s\n",
 103                             module_name));
 104                 return DO_INITIALIZE;
 105             }
 106             listp = listp->next;
 107         }
 108         DEBUGMSGTL(("mib_init", "skipping:     %s\n", module_name));
 109         return DONT_INITIALIZE;
 110     }
 111
 112     /*
 113      * initialize it only if not on the bad list (bad module, no bone)
 114      */
 115     if (noinitlist) {
 116         listp = noinitlist;
 117         while (listp) {
 118             if (strcmp(listp->module_name, module_name) == 0) {
 119                 DEBUGMSGTL(("mib_init", "skipping:     %s\n",
 120                             module_name));
 121                 return DONT_INITIALIZE;
 122             }
 123             listp = listp->next;
 124         }
 125     }
 126     DEBUGMSGTL(("mib_init", "initializing: %s\n", module_name));
 127
 128     /*
 129      * initialize it
 130      */
 131     return DO_INITIALIZE;
 132 }
 133
 134 void
 135 init_mib_modules(void)
 136 {
 137 #  include "mib_module_inits.h"
 138 }