From 5f38f9933e6f19fcef0ded8aad3d6db4e6cbb666 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Wed, 26 Jun 2013 11:50:16 +0000
Subject: -cleaning up block code, moving all of the block logic into the block
 library

---
 src/regex/regex_block_lib.h | 45 ++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 42 insertions(+), 3 deletions(-)

(limited to 'src/regex/regex_block_lib.h')

diff --git a/src/regex/regex_block_lib.h b/src/regex/regex_block_lib.h
index a6c539229..ad4884f4d 100644
--- a/src/regex/regex_block_lib.h
+++ b/src/regex/regex_block_lib.h
@@ -39,6 +39,24 @@ extern "C"
 #include "platform.h"
 #include "block_regex.h"
 
+
+/**
+ * Edge representation.
+ */
+struct REGEX_INTERNAL_Edge
+{
+  /**
+   * Label of the edge.  FIXME: might want to not consume exactly multiples of 8 bits, need length!
+   */
+  const char *label;
+
+  /**
+   * Destionation of the edge.
+   */
+  struct GNUNET_HashCode destination;
+};
+
+
 /**
  * Check if the regex block is well formed, including all edges.
  *
@@ -53,8 +71,11 @@ extern "C"
  */
 int
 REGEX_INTERNAL_block_check (const struct RegexBlock *block,
-                          size_t size,
-                          const char *xquery);
+			    size_t size,
+			    const char *xquery);
+
+
+/* FIXME: might want to use 'struct REGEX_INTERNAL_Edge' here instead of 3 arguments! */
 
 /**
  * Iterator over edges in a block.
@@ -62,7 +83,7 @@ REGEX_INTERNAL_block_check (const struct RegexBlock *block,
  * @param cls Closure.
  * @param token Token that follows to next state.
  * @param len Length of token.
- * @param key Hash of next state.
+ * @param key Hash of next state. 
  *
  * @return GNUNET_YES if should keep iterating, GNUNET_NO otherwise.
  */
@@ -94,6 +115,24 @@ REGEX_INTERNAL_block_iterate (const struct RegexBlock *block,
                             REGEX_INTERNAL_EgdeIterator iterator,
                             void *iter_cls);
 
+
+/**
+ * Construct a regex block to be stored in the DHT.
+ *
+ * @param proof proof string for the block
+ * @param num_edges number of edges in the block
+ * @param edges the edges of the block
+ * @return the regex block
+ */
+struct RegexBlock *
+REGEX_INTERNAL_block_create (const struct GNUNET_HashCode *key,
+			     const char *proof,
+			     unsigned int num_edges,
+			     const struct REGEX_INTERNAL_Edge *edges,
+			     int accepting,
+			     size_t *rsize);
+
+
 #if 0                           /* keep Emacsens' auto-indent happy */
 {
 #endif
-- 
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