From 15ea792c424fc1daa2e36e63c5c7474a45b73161 Mon Sep 17 00:00:00 2001 From: Robert James Kaes Date: Tue, 12 Sep 2000 00:38:47 +0000 Subject: We don't use ADNS anymore so get rid of the tree. --- adns-0.6/client/adh-main.c | 243 --------------------------------------------- 1 file changed, 243 deletions(-) delete mode 100644 adns-0.6/client/adh-main.c (limited to 'adns-0.6/client/adh-main.c') diff --git a/adns-0.6/client/adh-main.c b/adns-0.6/client/adh-main.c deleted file mode 100644 index 81cff54..0000000 --- a/adns-0.6/client/adh-main.c +++ /dev/null @@ -1,243 +0,0 @@ -/* - * adh-main.c - * - useful general-purpose resolver client program - * main program and useful subroutines - */ -/* - * This file is - * Copyright (C) 1997-1999 Ian Jackson - * - * It is part of adns, which is - * Copyright (C) 1997-1999 Ian Jackson - * Copyright (C) 1999 Tony Finch - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#include "adnshost.h" - -void sysfail(const char *what, int errnoval) { - fprintf(stderr,"adnshost failed: %s: %s\n",what,strerror(errnoval)); - exit(10); -} - -void usageerr(const char *fmt, ...) { - va_list al; - fputs("adnshost usage error: ",stderr); - va_start(al,fmt); - vfprintf(stderr,fmt,al); - va_end(al); - putc('\n',stderr); - exit(11); -} - -void outerr(void) { - sysfail("write to stdout",errno); -} - -void *xmalloc(size_t sz) { - void *p; - - p= malloc(sz); if (!p) sysfail("malloc",sz); - return p; -} - -char *xstrsave(const char *str) { - char *p; - - p= xmalloc(strlen(str)+1); - strcpy(p,str); - return p; -} - -void of_type(const struct optioninfo *oi, const char *arg) { - static const struct typename { - adns_rrtype type; - const char *desc; - } typenames[]= { - /* enhanced versions */ - { adns_r_ns, "ns" }, - { adns_r_soa, "soa" }, - { adns_r_ptr, "ptr" }, - { adns_r_mx, "mx" }, - { adns_r_rp, "rp" }, - { adns_r_addr, "addr" }, - - /* types with only one version */ - { adns_r_cname, "cname" }, - { adns_r_hinfo, "hinfo" }, - { adns_r_txt, "txt" }, - - /* raw versions */ - { adns_r_a, "a" }, - { adns_r_ns_raw, "ns-" }, - { adns_r_soa_raw, "soa-" }, - { adns_r_ptr_raw, "ptr-" }, - { adns_r_mx_raw, "mx-" }, - { adns_r_rp_raw, "rp-" }, - - { adns_r_none, 0 } - }; - - const struct typename *tnp; - - for (tnp=typenames; - tnp->type && strcmp(arg,tnp->desc); - tnp++); - if (!tnp->type) usageerr("unknown RR type %s",arg); - ov_type= tnp->type; -} - -int rcode; - -static void process_optarg(const char *arg, - const char *const **argv_p, - const char *value) { - const struct optioninfo *oip; - int invert; - - if (arg[0] == '-' || arg[0] == '+') { - if (arg[0] == '-' && arg[1] == '-') { - if (!strncmp(arg,"--no-",5)) { - invert= 1; - oip= opt_findl(arg+5); - } else { - invert= 0; - oip= opt_findl(arg+2); - } - if (oip->type == ot_funcarg) { - arg= argv_p ? *++(*argv_p) : value; - if (!arg) usageerr("option --%s requires a value argument",oip->lopt); - } else { - if (value) usageerr("option --%s does not take a value",oip->lopt); - arg= 0; - } - opt_do(oip,arg,invert); - } else if (arg[0] == '-' && arg[1] == 0) { - arg= argv_p ? *++(*argv_p) : value; - if (!arg) usageerr("option `-' must be followed by a domain"); - query_do(arg); - } else { /* arg[1] != '-', != '\0' */ - invert= (arg[0] == '+'); - ++arg; - while (*arg) { - oip= opt_finds(&arg); - if (oip->type == ot_funcarg) { - if (!*arg) { - arg= argv_p ? *++(*argv_p) : value; - if (!arg) usageerr("option -%s requires a value argument",oip->sopt); - } else { - if (value) usageerr("two values for option -%s given !",oip->sopt); - } - opt_do(oip,arg,invert); - arg= ""; - } else { - if (value) usageerr("option -%s does not take a value",oip->sopt); - opt_do(oip,0,invert); - } - } - } - } else { /* arg[0] != '-' */ - query_do(arg); - } -} - -static void read_stdin(void) { - static int used, avail; - static char *buf; - - int anydone, r; - char *newline, *space; - - anydone= 0; - while (!anydone || used) { - while (!(newline= memchr(buf,'\n',used))) { - if (used == avail) { - avail += 20; avail <<= 1; - buf= realloc(buf,avail); - if (!buf) sysfail("realloc stdin buffer",errno); - } - do { - r= read(0,buf+used,avail-used); - } while (r < 0 && errno == EINTR); - if (r == 0) { - if (used) { - /* fake up final newline */ - buf[used++]= '\n'; - r= 1; - } else { - ov_pipe= 0; - return; - } - } - if (r < 0) sysfail("read stdin",errno); - used += r; - } - *newline++= 0; - space= strchr(buf,' '); - if (space) *space++= 0; - process_optarg(buf,0,space); - used -= (newline-buf); - memmove(buf,newline,used); - anydone= 1; - } -} - -int main(int argc, const char *const *argv) { - struct timeval *tv, tvbuf; - adns_query qu; - void *qun_v; - adns_answer *answer; - int r, maxfd; - fd_set readfds, writefds, exceptfds; - const char *arg; - - while ((arg= *++argv)) process_optarg(arg,&argv,0); - - if (!ov_pipe && !ads) usageerr("no domains given, and -f/--pipe not used; try --help"); - - ensure_adns_init(); - - for (;;) { - for (;;) { - qu= ov_asynch ? 0 : outstanding.head ? outstanding.head->qu : 0; - r= adns_check(ads,&qu,&answer,&qun_v); - if (r == EAGAIN) break; - if (r == ESRCH) { if (!ov_pipe) goto x_quit; else break; } - assert(!r); - query_done(qun_v,answer); - } - maxfd= 0; - FD_ZERO(&readfds); - FD_ZERO(&writefds); - FD_ZERO(&exceptfds); - if (ov_pipe) { - maxfd= 1; - FD_SET(0,&readfds); - } - tv= 0; - adns_beforeselect(ads, &maxfd, &readfds,&writefds,&exceptfds, &tv,&tvbuf,0); - r= select(maxfd, &readfds,&writefds,&exceptfds, tv); - if (r == -1) { - if (errno == EINTR) continue; - sysfail("select",errno); - } - adns_afterselect(ads, maxfd, &readfds,&writefds,&exceptfds, 0); - if (ov_pipe && FD_ISSET(0,&readfds)) read_stdin(); - } -x_quit: - if (fclose(stdout)) outerr(); - exit(rcode); -} -- cgit v1.2.3