From ef6722750b4518fcb29bf983755b5f02451ef224 Mon Sep 17 00:00:00 2001
From: John Denker <jsd@av8n.com>
Date: Tue, 31 Jul 2012 22:34:58 -0700
Subject: a bunch of files added by the ipv6 patch

---
 ucspi-tcp-0.88/old-rules.c | 101 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 ucspi-tcp-0.88/old-rules.c

(limited to 'ucspi-tcp-0.88/old-rules.c')

diff --git a/ucspi-tcp-0.88/old-rules.c b/ucspi-tcp-0.88/old-rules.c
new file mode 100644
index 0000000..7225115
--- /dev/null
+++ b/ucspi-tcp-0.88/old-rules.c
@@ -0,0 +1,101 @@
+#include "alloc.h"
+#include "stralloc.h"
+#include "open.h"
+#include "cdb.h"
+#include "rules.h"
+
+stralloc rules_name = {0};
+
+static struct cdb c;
+
+static int dorule(void (*callback)(char *,unsigned int))
+{
+  char *data;
+  unsigned int datalen;
+
+  switch(cdb_find(&c,rules_name.s,rules_name.len)) {
+    case -1: return -1;
+    case 0: return 0;
+  }
+
+  datalen = cdb_datalen(&c);
+  data = alloc(datalen);
+  if (!data) return -1;
+  if (cdb_read(&c,data,datalen,cdb_datapos(&c)) == -1) {
+    alloc_free(data);
+    return -1;
+  }
+
+  callback(data,datalen);
+  alloc_free(data);
+  return 1;
+}
+
+static int doit(void (*callback)(char *,unsigned int),char *ip,char *host,char *info)
+{
+  int r;
+
+  if (info) {
+    if (!stralloc_copys(&rules_name,info)) return -1;
+    if (!stralloc_cats(&rules_name,"@")) return -1;
+    if (!stralloc_cats(&rules_name,ip)) return -1;
+    r = dorule(callback);
+    if (r) return r;
+
+    if (host) {
+      if (!stralloc_copys(&rules_name,info)) return -1;
+      if (!stralloc_cats(&rules_name,"@=")) return -1;
+      if (!stralloc_cats(&rules_name,host)) return -1;
+      r = dorule(callback);
+      if (r) return r;
+    }
+  }
+
+  if (!stralloc_copys(&rules_name,ip)) return -1;
+  r = dorule(callback);
+  if (r) return r;
+
+  if (host) {
+    if (!stralloc_copys(&rules_name,"=")) return -1;
+    if (!stralloc_cats(&rules_name,host)) return -1;
+    r = dorule(callback);
+    if (r) return r;
+  }
+
+  if (!stralloc_copys(&rules_name,ip)) return -1;
+  while (rules_name.len > 0) {
+    if (ip[rules_name.len - 1] == '.' ||
+	(ip[rules_name.len-1]==':' && rules_name.len>1)) {
+      r = dorule(callback);
+      if (r) return r;
+    }
+    --rules_name.len;
+  }
+
+  if (host) {
+    while (*host) {
+      if (*host == '.') {
+        if (!stralloc_copys(&rules_name,"=")) return -1;
+        if (!stralloc_cats(&rules_name,host)) return -1;
+	r = dorule(callback);
+	if (r) return r;
+      }
+      ++host;
+    }
+    if (!stralloc_copys(&rules_name,"=")) return -1;
+    r = dorule(callback);
+    if (r) return r;
+  }
+
+  rules_name.len = 0;
+  return dorule(callback);
+}
+
+int rules(void (*callback)(char *,unsigned int),int fd,char *ip,char *host,char *info)
+{
+  int r;
+  cdb_init(&c,fd);
+  r = doit(callback,ip,host,info);
+  cdb_free(&c);
+  return r;
+}
-- 
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