compat/gethostbyname_r.c

   1 /*
   2 **  Copyright 2002 University of Illinois Board of Trustees
   3 **  Copyright 2002 Mark D. Roth
   4 **  All rights reserved.
   5 **
   6 **  gethostbyname_r.c - gethostbyname_r() function for compatibility library
   7 **
   8 **  Mark D. Roth <roth@uiuc.edu>
   9 **  Campus Information Technologies and Educational Services
  10 **  University of Illinois at Urbana-Champaign
  11 */
  12
  13 #include <config.h>
  14
  15 #include <stdio.h>
  16 #include <sys/types.h>
  17 #include <netdb.h>
  18
  19
  20 int
  21 compat_gethostbyname_r(const char *name, struct hostent *hp,
  22                        char *buf, size_t buflen,
  23                        struct hostent **hpp, int *herr)
  24 {
  25 #if GETHOSTBYNAME_R_NUM_ARGS == 5
  26         *hpp = gethostbyname_r(name, hp, buf, buflen, herr);
  27
  28         if (*hpp == NULL)
  29                 return -1;
  30         return 0;
  31 #elif GETHOSTBYNAME_R_NUM_ARGS == 3
  32         struct hostent_data hdata;
  33
  34         if (gethostbyname_r(name, hp, &hdata) == -1)
  35                 return -1;
  36         *hpp = hp;
  37         return 0;
  38 #endif /* GETHOSTBYNAME_R_NUM_ARGS == 5 */
  39 }
  40
  41