From 249866e3d1e11dc72eaa1305f4bb479ded92ef38 Mon Sep 17 00:00:00 2001
From: Jannis Hoffmann <jannis@fehcom.de>
Date: Tue, 9 Jul 2024 13:58:20 +0200
Subject: reorganized file structure

Moved c files into src/.
Corrected VERSION file.
Removed BUILD and FILES.
---
 dnsstub/dns_txt.c | 64 -------------------------------------------------------
 1 file changed, 64 deletions(-)
 delete mode 100644 dnsstub/dns_txt.c

(limited to 'dnsstub/dns_txt.c')

diff --git a/dnsstub/dns_txt.c b/dnsstub/dns_txt.c
deleted file mode 100644
index 9a1b56a..0000000
--- a/dnsstub/dns_txt.c
+++ /dev/null
@@ -1,64 +0,0 @@
-#include "stralloc.h"
-#include "uint_t.h"
-#include "byte.h"
-#include "dnsresolv.h"
-
-int dns_txt_packet(stralloc *out,const char *buf,unsigned int len)
-{
-  unsigned int pos;
-  char header[12];
-  uint16 numanswers;
-  uint16 datalen;
-  char ch;
-  unsigned int txtlen;
-  int i;
-  int ranswers = 0;
-
-  if (!stralloc_copys(out,"")) return DNS_MEM;
-
-  pos = dns_packet_copy(buf,len,0,header,12); if (!pos) return DNS_ERR;
-  uint16_unpack_big(header + 6,&numanswers);
-  pos = dns_packet_skipname(buf,len,pos); if (!pos) return DNS_ERR;
-  pos += 4;
-
-  while (numanswers--) {
-    pos = dns_packet_skipname(buf,len,pos); if (!pos) return DNS_ERR;
-    pos = dns_packet_copy(buf,len,pos,header,10); if (!pos) return DNS_ERR;
-    uint16_unpack_big(header + 8,&datalen);
-    if (byte_equal(header,2,DNS_T_TXT))
-      if (byte_equal(header + 2,2,DNS_C_IN)) {
-        if (pos + datalen > len) return DNS_ERR;
-        txtlen = (unsigned char) buf[pos];
-        for (i = 1; i < datalen; ++i) {
-          ch = buf[pos + i];
-          if (i == txtlen + 1)     // next label
-            txtlen += (unsigned char) ch + 1;
-          else {
-            if (ch < 32) ch = '?';
-            if (ch > 126) ch = '?';
-            if (!stralloc_append(out,&ch)) return DNS_MEM;
-          }
-        }
-      }
-    pos += datalen;
-    ++ranswers;
-    if (numanswers) if (!stralloc_append(out,"\n")) return DNS_MEM;
-  }
-
-  return ranswers;
-}
-
-static char *q = 0;
-
-int dns_txt(stralloc *out,const stralloc *fqdn)
-{
-  int rc; 
-
-  if (dns_domain_fromdot(&q,fqdn->s,fqdn->len) <= 0) return DNS_ERR;
-  if (dns_resolve(q,DNS_T_TXT) < 0) return DNS_ERR;
-  if ((rc = dns_txt_packet(out,dns_resolve_tx.packet,dns_resolve_tx.packetlen)) < 0) return DNS_ERR;
-  dns_transmit_free(&dns_resolve_tx);
-  dns_domain_free(&q);
-
-  return rc;
-}
-- 
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