Add bzip2

.gitignore

@@ -0,0 +1,2 @@
+.vscode
+.vs

include/Bootil/Utility/Compression.h

@@ -2,6 +2,11 @@
 
 namespace Bootil
 {
+	namespace Threads 
+	{
+		class Thread;
+	}
+
 	namespace Compression
 	{
 		class BOOTIL_EXPORT Job
@@ -15,6 +20,12 @@ namespace Bootil
 				virtual float GetProgress() = 0;
 		};
 
+		class BOOTIL_EXPORT ThreadedJob : public Job
+		{
+		public:
+			virtual void Join() = 0;
+		};
+
 		//
 		// You can use this class to get progress when extracting.
 		// Return false in OnProgress to cancel the process
@@ -26,6 +37,13 @@ namespace Bootil
 				virtual bool OnProgress( float fPercent, unsigned int iDataSize, unsigned int iDataProcessed ) = 0;
 		};
 
+		class BOOTIL_EXPORT OutputFile
+		{
+		public:
+			virtual int Write(const void* pData, unsigned int iLenght) = 0;
+			virtual void End(bool success) = 0;
+		};
+
 		namespace FastLZ
 		{
 			BOOTIL_EXPORT bool Is( const void* pData, unsigned int iLength );
@@ -45,6 +63,18 @@ namespace Bootil
 			BOOTIL_EXPORT Job* ExtractInThread( const void* pData, unsigned int iLength, const Bootil::BString & strOutputFile );
 		}
 
+		namespace BZIP2
+		{
+			BOOTIL_EXPORT bool Compress(void* pData, unsigned int iLength, Bootil::Buffer& output, int iLevel = 8, int iWorkFactor = 30, ProgressCallback* pProgress = NULL);
+			BOOTIL_EXPORT bool Compress(void* pData, unsigned int iLength, OutputFile* output, int iLevel = 8, int iWorkFactor = 30, ProgressCallback* pProgress = NULL);
+
+			BOOTIL_EXPORT bool Extract(void* pData, unsigned int iLength, Bootil::Buffer& output, bool small = false, ProgressCallback* pProgress = NULL);
+			BOOTIL_EXPORT bool Extract(void* pData, unsigned int iLength, OutputFile* output, bool small = false, ProgressCallback* pProgress = NULL);
+
+			BOOTIL_EXPORT ThreadedJob* CompressInThread(void* pData, unsigned int iLength, OutputFile* output, int iLevel = 8, int iWorkFactor = 30);
+			BOOTIL_EXPORT ThreadedJob* ExtractInThread(void* pData, unsigned int iLength, OutputFile* output, bool small = false);
+		}
+
 		namespace GZip
 		{
 			BOOTIL_EXPORT bool Compress( const void* pData, unsigned int iLength, Bootil::Buffer & output );