newsearch/ns-host.c

   1 /*
   2  * HOST functionality
   3  */
   4
   5 #include "newsearch.h"
   6
   7 #include <stdio.h>
   8 #include <stdlib.h>
   9
  10 #include "../irc/irc_config.h"
  11 #include "../lib/irc_string.h"
  12
  13 void *host_exe(struct searchNode *thenode, int type, void *theinput);
  14 void *host_exe_real(struct searchNode *thenode, int type, void *theinput);
  15 void host_free(struct searchNode *thenode);
  16
  17 struct searchNode *host_parse(int type, int argc, char **argv) {
  18   struct searchNode *thenode;
  19
  20   if (type != SEARCHTYPE_NICK) {
  21     parseError = "host: this function is only valid for nick searches.";
  22     return NULL;
  23   }
  24
  25   if (!(thenode=(struct searchNode *)malloc(sizeof (struct searchNode)))) {
  26     parseError = "malloc: could not allocate memory for this search.";
  27     return NULL;
  28   }
  29
  30   thenode->returntype = RETURNTYPE_STRING;
  31   if (!(thenode->localdata = (void *)malloc(HOSTLEN+1))) {
  32     /* couldn't malloc() memory for thenode->localdata, so free thenode to avoid leakage */
  33     parseError = "malloc: could not allocate memory for this search.";
  34     free(thenode);
  35     return NULL;
  36   }
  37   thenode->exe = host_exe;
  38   thenode->free = host_free;
  39
  40   /* Allow "host real" to match realhost */
  41
  42   if (argc>0 && !ircd_strcmp(argv[0],"real")) {
  43     thenode->exe = host_exe_real;
  44   }
  45
  46   return thenode;
  47 }
  48
  49 void *host_exe(struct searchNode *thenode, int type, void *theinput) {
  50   nick *np = (nick *)theinput;
  51   char *buf = thenode->localdata;
  52
  53   if (type != RETURNTYPE_STRING) {
  54     return (void *)1;
  55   }
  56
  57   if (IsSetHost(np)) {
  58     return np->sethost->content;
  59   } else if (IsHideHost(np)) {
  60     sprintf(buf,"%s.%s",np->authname,HIS_HIDDENHOST);
  61     return buf;
  62   } else {
  63     return np->host->name->content;
  64   }
  65 }
  66
  67 void *host_exe_real(struct searchNode *thenode, int type, void *theinput) {
  68   nick *np = (nick *)theinput;
  69
  70   if (type != RETURNTYPE_STRING) {
  71     return (void *)1;
  72   }
  73
  74   return np->host->name->content;
  75 }
  76
  77 void host_free(struct searchNode *thenode) {
  78   free(thenode->localdata);
  79   free(thenode);
  80 }