tndbipquery.c - plan9port - [fork] Plan 9 from user space
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       ---
       tndbipquery.c (760B)
       ---
            1 #include <u.h>
            2 #include <libc.h>
            3 #include <bio.h>
            4 #include <ndb.h>
            5 #include <ip.h>
            6 
            7 /*
            8  *  search the database for matches
            9  */
           10 
           11 void
           12 usage(void)
           13 {
           14         fprint(2, "usage: ipquery attr value rattribute\n");
           15         exits("usage");
           16 }
           17 
           18 void
           19 search(Ndb *db, char *attr, char *val, char **rattr, int nrattr)
           20 {
           21         Ndbtuple *t;
           22 
           23         t = ndbipinfo(db, attr, val, rattr, nrattr);
           24         for(; t; t = t->entry)
           25                 print("%s=%s ", t->attr, t->val);
           26         print("\n");
           27         ndbfree(t);
           28 }
           29 
           30 void
           31 main(int argc, char **argv)
           32 {
           33         Ndb *db;
           34         char *dbfile = 0;
           35 
           36         ARGBEGIN{
           37         case 'f':
           38                 dbfile = ARGF();
           39                 break;
           40         }ARGEND;
           41 
           42         if(argc < 3)
           43                 usage();
           44 
           45         db = ndbopen(dbfile);
           46         if(db == 0){
           47                 fprint(2, "no db files\n");
           48                 exits("no db");
           49         }
           50         search(db, argv[0], argv[1], argv+2, argc-2);
           51         ndbclose(db);
           52 
           53         exits(0);
           54 }