4 files changed, 9 insertions, 6 deletions
diff --git a/Swiften/StringCodecs/Base64.h b/Swiften/StringCodecs/Base64.h
index 2d67971..7d5ab51 100644
--- a/Swiften/StringCodecs/Base64.h
+++ b/Swiften/StringCodecs/Base64.h
@@ -1,23 +1,24 @@
 /*
  * Copyright (c) 2010 Remko Tronçon
  * Licensed under the GNU General Public License v3.
  * See Documentation/Licenses/GPLv3.txt for more information.
  */
 
 #pragma once
 
 #include <vector>
-
 #include <string>
+
+#include <Swiften/Base/API.h>
 #include <Swiften/Base/ByteArray.h>
 #include <Swiften/Base/SafeByteArray.h>
 
 namespace Swift {
-	class Base64 {
+	class SWIFTEN_API Base64 {
 		public:
 			static std::string encode(const ByteArray& s);
 			static SafeByteArray encode(const SafeByteArray& s);
 
 			static ByteArray decode(const std::string &s);
 	};
 }
diff --git a/Swiften/StringCodecs/Hexify.h b/Swiften/StringCodecs/Hexify.h
index c016448..3b9a751 100644
--- a/Swiften/StringCodecs/Hexify.h
+++ b/Swiften/StringCodecs/Hexify.h
@@ -1,18 +1,19 @@
 /*
  * Copyright (c) 2010 Remko Tronçon
  * Licensed under the GNU General Public License v3.
  * See Documentation/Licenses/GPLv3.txt for more information.
  */
 
 #pragma once
 
+#include <Swiften/Base/API.h>
 #include <Swiften/Base/ByteArray.h>
 
 namespace Swift {
-	class Hexify {
+	class SWIFTEN_API Hexify {
 		public:
 			static std::string hexify(unsigned char byte);
 			static std::string hexify(const ByteArray& data);
 			static ByteArray unhexify(const std::string& hexstring);
 	};
 }
diff --git a/Swiften/StringCodecs/SHA1.h b/Swiften/StringCodecs/SHA1.h
index 9edcbb2..30e757c 100644
--- a/Swiften/StringCodecs/SHA1.h
+++ b/Swiften/StringCodecs/SHA1.h
@@ -7,23 +7,24 @@
 #pragma once
 
 #ifdef SWIFTEN_PLATFORM_WIN32
 #include "SHA1_Windows.h"
 #else
 
 #include <vector>
 #include <boost/cstdint.hpp>
 
+#include <Swiften/Base/API.h>
 #include <Swiften/Base/ByteArray.h>
 #include <Swiften/Base/SafeByteArray.h>
 
 namespace Swift {
-	class SHA1 {
+	class SWIFTEN_API SHA1 {
 		public:
 			SHA1();
 
 			SHA1& update(const std::vector<unsigned char>& data);
 			std::vector<unsigned char> getHash() const;
 
 			/**
 			 * Equivalent of:
 			 *	SHA1().update(data),getHash(), but slightly more efficient and
diff --git a/Swiften/StringCodecs/SHA1_Windows.h b/Swiften/StringCodecs/SHA1_Windows.h
index a24779f..c485040 100644
--- a/Swiften/StringCodecs/SHA1_Windows.h
+++ b/Swiften/StringCodecs/SHA1_Windows.h
@@ -6,23 +6,23 @@
 
 #pragma once
 
 #include <vector>
 #include <Windows.h>
 #define SECURITY_WIN32
 #include <security.h>
 #include <Wincrypt.h>
 
-
+#include <Swiften/Base/API.h>
 #include <Swiften/Base/SafeByteArray.h>
 
 namespace Swift {
-	class SHA1 {
+	class SWIFTEN_API SHA1 {
 		public:
 			SHA1();
 			~SHA1();
 
 			SHA1& update(const std::vector<unsigned char>& data);
 			std::vector<unsigned char> getHash() const;
 
 			static ByteArray getHash(const ByteArray& data);
 			static ByteArray getHash(const SafeByteArray& data);