Implemented the hashing library.

source/Library/Hashing.cpp

@@ -1,12 +1,116 @@
-#include "Library/CFG.hpp"
+#include "Library/Hashing.hpp"
 #include "Register.hpp"
 
+// ------------------------------------------------------------------------------------------------
+#include <crc32.h>
+#include <keccak.h>
+#include <md5.h>
+#include <sha1.h>
+#include <sha256.h>
+#include <sha3.h>
+
 // ------------------------------------------------------------------------------------------------
 namespace SqMod {
 
 // ------------------------------------------------------------------------------------------------
-bool Register_CFG(HSQUIRRELVM vm)
+static CRC32        g_EncodeCRC32;
+static Keccak       g_EncodeKeccak;
+static MD5          g_EncodeMD5;
+static SHA1         g_EncodeSHA1;
+static SHA256       g_EncodeSHA256;
+static SHA3         g_EncodeSHA3;
+
+// ------------------------------------------------------------------------------------------------
+String HashCRC32(const String & str) noexcept
 {
+    return g_EncodeCRC32(str);
+}
+
+// ------------------------------------------------------------------------------------------------
+String HashKeccak(const String & str) noexcept
+{
+    return g_EncodeKeccak(str);
+}
+
+// ------------------------------------------------------------------------------------------------
+String HashMD5(const String & str) noexcept
+{
+    return g_EncodeMD5(str);
+}
+
+// ------------------------------------------------------------------------------------------------
+String HashSHA1(const String & str) noexcept
+{
+    return g_EncodeSHA1(str);
+}
+
+// ------------------------------------------------------------------------------------------------
+String HashSHA256(const String & str) noexcept
+{
+    return g_EncodeSHA256(str);
+}
+
+// ------------------------------------------------------------------------------------------------
+String HashSHA3(const String & str) noexcept
+{
+    return g_EncodeSHA3(str);
+}
+
+// ================================================================================================
+template < class T > static bool RegisterWrapper(HSQUIRRELVM vm, const SQChar * cname)
+{
+    // Typedef the reference type to simplify code
+    typedef HashWrapper< T > Hash;
+    // Output debugging information
+    LogDbg("Beginning registration of <%s> type", cname);
+    // Attempt to register the specified type
+    Sqrat::RootTable(vm).Bind(cname, Sqrat::Class< Hash >(vm, cname)
+        /* Constructors */
+        .Ctor()
+        /* Metamethods */
+        .Func(_SC("_tostring"), &Hash::ToString)
+        /* Properties */
+        .Prop(_SC("hash"), &Hash::GetHash)
+        /* Functions */
+        .Func(_SC("reset"), &Hash::Reset)
+        .Func(_SC("compute"), &Hash::Compute)
+        .Func(_SC("get_hash"), &Hash::GetHash)
+        .Func(_SC("add"), &Hash::AddStr)
+        .Func(_SC("add_str"), &Hash::AddStr)
+
+    );
+    // Output debugging information
+    LogDbg("Registration of <%s> type was successful", cname);
+    // Registration succeeded
+    return true;
+}
+
+// ------------------------------------------------------------------------------------------------
+bool Register_Hash(HSQUIRRELVM vm)
+{
+    // Attempt to register the hash wrapers
+    if (!RegisterWrapper< CRC32 >(vm, _SC("CHashCRC32")) ||
+        !RegisterWrapper< Keccak >(vm, _SC("CHashKeccak")) ||
+        !RegisterWrapper< MD5 >(vm, _SC("CHashMD5")) ||
+        !RegisterWrapper< SHA1 >(vm, _SC("CHashSHA1")) ||
+        !RegisterWrapper< SHA256 >(vm, _SC("CHashSHA256")) ||
+        !RegisterWrapper< SHA3 >(vm, _SC("CHashSHA3")))
+    {
+        return false;
+    }
+    // Output debugging information
+    LogDbg("Beginning registration of <Hashing functions> type");
+    // Attempt to register the free functions
+    Sqrat::RootTable(vm)
+    .Func(_SC("HashCRC32"), &HashCRC32)
+    .Func(_SC("HashKeccak"), &HashKeccak)
+    .Func(_SC("HashMD5"), &HashMD5)
+    .Func(_SC("HashSHA1"), &HashSHA1)
+    .Func(_SC("HashSHA256"), &HashSHA256)
+    .Func(_SC("HashSHA3"), &HashSHA3);
+    // Output debugging information
+    LogDbg("Registration of <Hashing functions> type was successful");
+    // Registration succeeded
     return true;
 }
 

source/Library/Hashing.hpp

@@ -2,7 +2,7 @@
 #define _LIBRARY_CFG_HPP_
 
 // ------------------------------------------------------------------------------------------------
-#include "Config.hpp"
+#include "Common.hpp"
 
 // ------------------------------------------------------------------------------------------------
 namespace SqMod {
@@ -10,6 +10,85 @@ namespace SqMod {
 /* ------------------------------------------------------------------------------------------------
  * ...
 */
+template < class T > class HashWrapper
+{
+public:
+
+    /* --------------------------------------------------------------------------------------------
+     * ...
+    */
+    HashWrapper() = default;
+
+    /* --------------------------------------------------------------------------------------------
+     * ...
+    */
+    HashWrapper(const HashWrapper & o) = default;
+
+    /* --------------------------------------------------------------------------------------------
+     * ...
+    */
+    HashWrapper(HashWrapper && o) = default;
+
+    /* --------------------------------------------------------------------------------------------
+     * ...
+    */
+    ~HashWrapper() = default;
+
+    /* --------------------------------------------------------------------------------------------
+     * ...
+    */
+    HashWrapper & operator = (const HashWrapper & o) = default;
+
+    /* --------------------------------------------------------------------------------------------
+     * ...
+    */
+    HashWrapper & operator = (HashWrapper && o) = default;
+
+    /* --------------------------------------------------------------------------------------------
+     * ...
+    */
+    String ToString() noexcept
+    {
+        return m_Encoder.getHash();
+    }
+
+    /* --------------------------------------------------------------------------------------------
+     * ...
+    */
+    void Reset() noexcept
+    {
+        m_Encoder.reset();
+    }
+
+    /* --------------------------------------------------------------------------------------------
+     * ...
+    */
+    String Compute(const String & str) noexcept
+    {
+        return m_Encoder(str);
+    }
+
+    /* --------------------------------------------------------------------------------------------
+     * ...
+    */
+    String GetHash() noexcept
+    {
+        return m_Encoder.getHash();
+    }
+
+    /* --------------------------------------------------------------------------------------------
+     * ...
+    */
+    void AddStr(const String & str) noexcept
+    {
+        m_Encoder.add(str.data(), str.length() * sizeof(String::value_type));
+    }
+
+private:
+
+    // --------------------------------------------------------------------------------------------
+    T   m_Encoder;
+};
 
 } // Namespace:: SqMod
 

source/Register.cpp

@@ -43,6 +43,7 @@ bool RegisterAPI(HSQUIRRELVM vm) noexcept
         _Log->cFtl(!Register_Datetime(vm), "Unable to register: Datetime") || \
         _Log->cFtl(!Register_FileIO(vm), "Unable to register: FileIO") || \
         _Log->cFtl(!Register_Format(vm), "Unable to register: Format") || \
+        _Log->cFtl(!Register_Hash(vm), "Unable to register: Hash") || \
         _Log->cFtl(!Register_IRC(vm), "Unable to register: IRC") || \
         _Log->cFtl(!Register_INI(vm), "Unable to register: INI") || \
         _Log->cFtl(!Register_JSON(vm), "Unable to register: JSON") || \

source/Register.hpp

@@ -44,6 +44,7 @@ bool Register_Entity(HSQUIRRELVM vm);
 bool Register_Datetime(HSQUIRRELVM vm);
 bool Register_FileIO(HSQUIRRELVM vm);
 bool Register_Format(HSQUIRRELVM vm);
+bool Register_Hash(HSQUIRRELVM vm);
 bool Register_IRC(HSQUIRRELVM vm);
 bool Register_INI(HSQUIRRELVM vm);
 bool Register_JSON(HSQUIRRELVM vm);