Create version 1.0 directory structure.

13 files changed, 662 insertions, 0 deletions

diff --git a/libhashkit-1.0/algorithm.h b/libhashkit-1.0/algorithm.h
new file mode 100644
index 00000000..fa5f3ae5
--- /dev/null
+++ b/libhashkit-1.0/algorithm.h
@@ -0,0 +1,85 @@
+/* HashKit
+ * Copyright (C) 2009 Brian Aker
+ * All rights reserved.
+ *
+ * Use and distribution licensed under the BSD license.  See
+ * the COPYING file in the parent directory for full text.
+ */
+
+/**
+ * @file
+ * @brief HashKit Header
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+HASHKIT_API
+uint32_t libhashkit_one_at_a_time(const char *key, size_t key_length);
+
+HASHKIT_API
+uint32_t libhashkit_fnv1_64(const char *key, size_t key_length);
+
+HASHKIT_API
+uint32_t libhashkit_fnv1a_64(const char *key, size_t key_length);
+
+HASHKIT_API
+uint32_t libhashkit_fnv1_32(const char *key, size_t key_length);
+
+HASHKIT_API
+uint32_t libhashkit_fnv1a_32(const char *key, size_t key_length);
+
+HASHKIT_API
+uint32_t libhashkit_crc32(const char *key, size_t key_length);
+
+HASHKIT_API
+uint32_t libhashkit_hsieh(const char *key, size_t key_length);
+
+HASHKIT_API
+uint32_t libhashkit_murmur(const char *key, size_t key_length);
+
+HASHKIT_API
+uint32_t libhashkit_jenkins(const char *key, size_t key_length);
+
+HASHKIT_API
+uint32_t libhashkit_md5(const char *key, size_t key_length);
+
+HASHKIT_LOCAL
+uint32_t hashkit_one_at_a_time(const char *key, size_t key_length, void *context);
+
+HASHKIT_LOCAL
+uint32_t hashkit_fnv1_64(const char *key, size_t key_length, void *context);
+
+HASHKIT_LOCAL
+uint32_t hashkit_fnv1a_64(const char *key, size_t key_length, void *context);
+
+HASHKIT_LOCAL
+uint32_t hashkit_fnv1_32(const char *key, size_t key_length, void *context);
+
+HASHKIT_LOCAL
+uint32_t hashkit_fnv1a_32(const char *key, size_t key_length, void *context);
+
+HASHKIT_LOCAL
+uint32_t hashkit_crc32(const char *key, size_t key_length, void *context);
+
+HASHKIT_LOCAL
+uint32_t hashkit_hsieh(const char *key, size_t key_length, void *context);
+
+HASHKIT_LOCAL
+uint32_t hashkit_murmur(const char *key, size_t key_length, void *context);
+
+HASHKIT_LOCAL
+uint32_t hashkit_jenkins(const char *key, size_t key_length, void *context);
+
+HASHKIT_LOCAL
+uint32_t hashkit_md5(const char *key, size_t key_length, void *context);
+
+HASHKIT_API
+void libhashkit_md5_signature(const unsigned char *key, size_t length, unsigned char *result);
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/libhashkit-1.0/behavior.h b/libhashkit-1.0/behavior.h
new file mode 100644
index 00000000..0fb22588
--- /dev/null
+++ b/libhashkit-1.0/behavior.h
@@ -0,0 +1,23 @@
+/* HashKit
+ * Copyright (C) 2009 Brian Aker
+ * All rights reserved.
+ *
+ * Use and distribution licensed under the BSD license.  See
+ * the COPYING file in the parent directory for full text.
+ */
+
+/**
+ * @file
+ * @brief HashKit Header
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/libhashkit-1.0/configure.h.in b/libhashkit-1.0/configure.h.in
new file mode 100644
index 00000000..8aec3865
--- /dev/null
+++ b/libhashkit-1.0/configure.h.in
@@ -0,0 +1,17 @@
+/* HashKit
+ * Copyright (C) 2009-2010 Brian Aker
+ * All rights reserved.
+ *
+ * Use and distribution licensed under the BSD license.  See
+ * the COPYING file in the parent directory for full text.
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/libhashkit-1.0/digest.h b/libhashkit-1.0/digest.h
new file mode 100644
index 00000000..5a226b01
--- /dev/null
+++ b/libhashkit-1.0/digest.h
@@ -0,0 +1,27 @@
+/* HashKit
+ * Copyright (C) 2010 Brian Aker
+ * All rights reserved.
+ *
+ * Use and distribution licensed under the BSD license.  See
+ * the COPYING file in the parent directory for full text.
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+HASHKIT_API
+uint32_t hashkit_digest(const hashkit_st *self, const char *key, size_t key_length);
+
+/**
+  This is a utilitly function provided so that you can directly access hashes with a hashkit_st.
+*/
+
+HASHKIT_API
+uint32_t libhashkit_digest(const char *key, size_t key_length, hashkit_hash_algorithm_t hash_algorithm);
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/libhashkit-1.0/function.h b/libhashkit-1.0/function.h
new file mode 100644
index 00000000..215d978b
--- /dev/null
+++ b/libhashkit-1.0/function.h
@@ -0,0 +1,41 @@
+/* HashKit
+ * Copyright (C) 2010 Brian Aker
+ * All rights reserved.
+ *
+ * Use and distribution licensed under the BSD license.  See
+ * the COPYING file in the parent directory for full text.
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+  This sets/gets the default function we will be using.
+*/
+HASHKIT_API
+hashkit_return_t hashkit_set_function(hashkit_st *hash, hashkit_hash_algorithm_t hash_algorithm);
+
+HASHKIT_API
+hashkit_return_t hashkit_set_custom_function(hashkit_st *hash, hashkit_hash_fn function, void *context);
+
+HASHKIT_API
+hashkit_hash_algorithm_t hashkit_get_function(const hashkit_st *hash);
+
+/**
+  This sets/gets the function we use for distribution.
+*/
+HASHKIT_API
+hashkit_return_t hashkit_set_distribution_function(hashkit_st *hash, hashkit_hash_algorithm_t hash_algorithm);
+
+HASHKIT_API
+hashkit_return_t hashkit_set_custom_distribution_function(hashkit_st *self, hashkit_hash_fn function, void *context);
+
+HASHKIT_API
+hashkit_hash_algorithm_t hashkit_get_distribution_function(const hashkit_st *self);
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/libhashkit-1.0/has.h b/libhashkit-1.0/has.h
new file mode 100644
index 00000000..8975c7a8
--- /dev/null
+++ b/libhashkit-1.0/has.h
@@ -0,0 +1,48 @@
+/*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ * 
+ *  Libmemcached library
+ *
+ *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
+ *
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions are
+ *  met:
+ *
+ *      * Redistributions of source code must retain the above copyright
+ *  notice, this list of conditions and the following disclaimer.
+ *
+ *      * Redistributions in binary form must reproduce the above
+ *  copyright notice, this list of conditions and the following disclaimer
+ *  in the documentation and/or other materials provided with the
+ *  distribution.
+ *
+ *      * The names of its contributors may not be used to endorse or
+ *  promote products derived from this software without specific prior
+ *  written permission.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+HASHKIT_API
+bool libhashkit_has_algorithm(const hashkit_hash_algorithm_t);
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/libhashkit-1.0/hashkit.h b/libhashkit-1.0/hashkit.h
new file mode 100644
index 00000000..97af9866
--- /dev/null
+++ b/libhashkit-1.0/hashkit.h
@@ -0,0 +1,93 @@
+/*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ * 
+ *  HashKit library
+ *
+ *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
+ *  Copyright (C) 2009-2010 Brian Aker All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions are
+ *  met:
+ *
+ *      * Redistributions of source code must retain the above copyright
+ *  notice, this list of conditions and the following disclaimer.
+ *
+ *      * Redistributions in binary form must reproduce the above
+ *  copyright notice, this list of conditions and the following disclaimer
+ *  in the documentation and/or other materials provided with the
+ *  distribution.
+ *
+ *      * The names of its contributors may not be used to endorse or
+ *  promote products derived from this software without specific prior
+ *  written permission.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+
+#pragma once
+
+
+#if !defined(__cplusplus)
+# include <stdbool.h>
+#endif
+#include <inttypes.h>
+#include <sys/types.h>
+
+#include <libhashkit-1.0/visibility.h>
+#include <libhashkit-1.0/configure.h>
+#include <libhashkit-1.0/types.h>
+#include <libhashkit-1.0/has.h>
+#include <libhashkit-1.0/algorithm.h>
+#include <libhashkit-1.0/behavior.h>
+#include <libhashkit-1.0/digest.h>
+#include <libhashkit-1.0/function.h>
+#include <libhashkit-1.0/str_algorithm.h>
+#include <libhashkit-1.0/strerror.h>
+
+struct hashkit_st
+{
+  struct hashkit_function_st {
+    hashkit_hash_fn function;
+    void *context;
+  } base_hash, distribution_hash;
+
+  struct {
+    bool is_base_same_distributed:1;
+  } flags;
+
+  struct {
+    bool is_allocated:1;
+  } options;
+};
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+HASHKIT_API
+hashkit_st *hashkit_create(hashkit_st *hash);
+
+HASHKIT_API
+hashkit_st *hashkit_clone(hashkit_st *destination, const hashkit_st *ptr);
+
+HASHKIT_API
+bool hashkit_compare(const hashkit_st *first, const hashkit_st *second);
+
+HASHKIT_API
+void hashkit_free(hashkit_st *hash);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
diff --git a/libhashkit-1.0/hashkit.hpp b/libhashkit-1.0/hashkit.hpp
new file mode 100644
index 00000000..7ead63d0
--- /dev/null
+++ b/libhashkit-1.0/hashkit.hpp
@@ -0,0 +1,97 @@
+/*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ * 
+ *  Libmemcached library
+ *
+ *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
+ *  Copyright (C) 2006-2009 Brian Aker All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions are
+ *  met:
+ *
+ *      * Redistributions of source code must retain the above copyright
+ *  notice, this list of conditions and the following disclaimer.
+ *
+ *      * Redistributions in binary form must reproduce the above
+ *  copyright notice, this list of conditions and the following disclaimer
+ *  in the documentation and/or other materials provided with the
+ *  distribution.
+ *
+ *      * The names of its contributors may not be used to endorse or
+ *  promote products derived from this software without specific prior
+ *  written permission.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#pragma once
+
+#include <libhashkit/hashkit.h>
+#include <string>
+
+class Hashkit {
+
+public:
+
+  Hashkit()
+  {
+    hashkit_create(&self);
+  }
+
+  Hashkit(const Hashkit& source)
+  {
+    hashkit_clone(&self, &source.self);
+  }
+
+  Hashkit& operator=(const Hashkit& source)
+  {
+    hashkit_free(&self);
+    hashkit_clone(&self, &source.self);
+
+    return *this;
+  }
+
+  friend bool operator==(const Hashkit &left, const Hashkit &right)
+  {
+    return hashkit_compare(&left.self, &right.self);
+  }
+
+  uint32_t digest(std::string& str)
+  {
+    return hashkit_digest(&self, str.c_str(), str.length());
+  }
+
+  uint32_t digest(const char *key, size_t key_length)
+  {
+    return hashkit_digest(&self, key, key_length);
+  }
+
+  hashkit_return_t set_function(hashkit_hash_algorithm_t hash_algorithm)
+  {
+    return hashkit_set_function(&self, hash_algorithm);
+  }
+
+  hashkit_return_t set_distribution_function(hashkit_hash_algorithm_t hash_algorithm)
+  {
+    return hashkit_set_function(&self, hash_algorithm);
+  }
+
+  ~Hashkit()
+  {
+    hashkit_free(&self);
+  }
+private:
+
+  hashkit_st self;
+};
diff --git a/libhashkit-1.0/include.am b/libhashkit-1.0/include.am
new file mode 100644
index 00000000..b9f7da0d
--- /dev/null
+++ b/libhashkit-1.0/include.am
@@ -0,0 +1,19 @@
+# vim:ft=automake
+# included from Top Level Makefile.am
+# All paths should be given relative to the root
+#
+
+nobase_include_HEADERS+= \
+			 libhashkit-1.0/algorithm.h \
+			 libhashkit-1.0/behavior.h \
+			 libhashkit-1.0/configure.h \
+			 libhashkit-1.0/digest.h \
+			 libhashkit-1.0/function.h \
+			 libhashkit-1.0/has.h \
+			 libhashkit-1.0/hashkit.h \
+			 libhashkit-1.0/hashkit.hpp \
+			 libhashkit-1.0/strerror.h \
+			 libhashkit-1.0/str_algorithm.h \
+			 libhashkit-1.0/types.h \
+			 libhashkit-1.0/visibility.h
+
diff --git a/libhashkit-1.0/str_algorithm.h b/libhashkit-1.0/str_algorithm.h
new file mode 100644
index 00000000..bb05eb51
--- /dev/null
+++ b/libhashkit-1.0/str_algorithm.h
@@ -0,0 +1,48 @@
+/*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ * 
+ *  HashKit
+ *
+ *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
+ *
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions are
+ *  met:
+ *
+ *      * Redistributions of source code must retain the above copyright
+ *  notice, this list of conditions and the following disclaimer.
+ *
+ *      * Redistributions in binary form must reproduce the above
+ *  copyright notice, this list of conditions and the following disclaimer
+ *  in the documentation and/or other materials provided with the
+ *  distribution.
+ *
+ *      * The names of its contributors may not be used to endorse or
+ *  promote products derived from this software without specific prior
+ *  written permission.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+HASHKIT_API
+const char *libhashkit_string_hash(hashkit_hash_algorithm_t type);
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/libhashkit-1.0/strerror.h b/libhashkit-1.0/strerror.h
new file mode 100644
index 00000000..0785f0cc
--- /dev/null
+++ b/libhashkit-1.0/strerror.h
@@ -0,0 +1,20 @@
+/* HashKit
+ * Copyright (C) 2009 Brian Aker
+ * All rights reserved.
+ *
+ * Use and distribution licensed under the BSD license.  See
+ * the COPYING file in the parent directory for full text.
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+HASHKIT_API
+  const char *hashkit_strerror(hashkit_st *ptr, hashkit_return_t rc);
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/libhashkit-1.0/types.h b/libhashkit-1.0/types.h
new file mode 100644
index 00000000..e0f1f138
--- /dev/null
+++ b/libhashkit-1.0/types.h
@@ -0,0 +1,96 @@
+/*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ * 
+ *  HashKit
+ *
+ *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
+ *  Copyright (C) 2009 Brian Aker All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions are
+ *  met:
+ *
+ *      * Redistributions of source code must retain the above copyright
+ *  notice, this list of conditions and the following disclaimer.
+ *
+ *      * Redistributions in binary form must reproduce the above
+ *  copyright notice, this list of conditions and the following disclaimer
+ *  in the documentation and/or other materials provided with the
+ *  distribution.
+ *
+ *      * The names of its contributors may not be used to endorse or
+ *  promote products derived from this software without specific prior
+ *  written permission.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+
+#pragma once
+
+typedef enum {
+  HASHKIT_SUCCESS,
+  HASHKIT_FAILURE,
+  HASHKIT_MEMORY_ALLOCATION_FAILURE,
+  HASHKIT_INVALID_HASH,
+  HASHKIT_INVALID_ARGUMENT,
+  HASHKIT_MAXIMUM_RETURN /* Always add new error code before */
+} hashkit_return_t;
+
+static inline bool hashkit_success(const hashkit_return_t rc)
+{
+  return (rc == HASHKIT_SUCCESS);
+}
+
+static inline bool hashkit_failed(const hashkit_return_t rc)
+{
+  return (rc != HASHKIT_SUCCESS);
+}
+
+typedef enum {
+  HASHKIT_HASH_DEFAULT= 0, // hashkit_one_at_a_time()
+  HASHKIT_HASH_MD5,
+  HASHKIT_HASH_CRC,
+  HASHKIT_HASH_FNV1_64,
+  HASHKIT_HASH_FNV1A_64,
+  HASHKIT_HASH_FNV1_32,
+  HASHKIT_HASH_FNV1A_32,
+  HASHKIT_HASH_HSIEH,
+  HASHKIT_HASH_MURMUR,
+  HASHKIT_HASH_JENKINS,
+  HASHKIT_HASH_CUSTOM,
+  HASHKIT_HASH_MAX
+} hashkit_hash_algorithm_t;
+
+/**
+ * Hash distributions that are available to use.
+ */
+typedef enum
+{
+  HASHKIT_DISTRIBUTION_MODULA,
+  HASHKIT_DISTRIBUTION_RANDOM,
+  HASHKIT_DISTRIBUTION_KETAMA,
+  HASHKIT_DISTRIBUTION_MAX /* Always add new values before this. */
+} hashkit_distribution_t;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct hashkit_st hashkit_st;
+
+typedef uint32_t (*hashkit_hash_fn)(const char *key, size_t key_length, void *context);
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/libhashkit-1.0/visibility.h b/libhashkit-1.0/visibility.h
new file mode 100644
index 00000000..b8f194c5
--- /dev/null
+++ b/libhashkit-1.0/visibility.h
@@ -0,0 +1,48 @@
+/*
+ * Summary: interface for HashKit functions
+ * Description: visibitliy macros for HashKit library
+ *
+ * Use and distribution licensed under the BSD license.  See
+ * the COPYING file in this directory for full text.
+ * 
+ * Author: Monty Taylor
+ */
+
+/**
+ * @file
+ * @brief Visibility control macros
+ */
+
+#pragma once
+
+/**
+ *
+ * HASHKIT_API is used for the public API symbols. It either DLL imports or
+ * DLL exports (or does nothing for static build).
+ *
+ * HASHKIT_LOCAL is used for non-api symbols.
+ */
+
+#if defined(BUILDING_HASHKIT)
+# if defined(HAVE_VISIBILITY) && HAVE_VISIBILITY
+#  define HASHKIT_API __attribute__ ((visibility("default")))
+#  define HASHKIT_LOCAL  __attribute__ ((visibility("hidden")))
+# elif defined (__SUNPRO_C) && (__SUNPRO_C >= 0x550)
+#  define HASHKIT_API __global
+#  define HASHKIT_LOCAL __hidden
+# elif defined(_MSC_VER)
+#  define HASHKIT_API extern __declspec(dllexport) 
+#  define HASHKIT_LOCAL
+# else
+#  define HASHKIT_API
+#  define HASHKIT_LOCAL
+# endif /* defined(HAVE_VISIBILITY) */
+#else  /* defined(BUILDING_HASHKIT) */
+# if defined(_MSC_VER)
+#  define HASHKIT_API extern __declspec(dllimport) 
+#  define HASHKIT_LOCAL
+# else
+#  define HASHKIT_API
+#  define HASHKIT_LOCAL
+# endif /* defined(_MSC_VER) */
+#endif /* defined(BUILDING_HASHKIT) */