Add openCL support

src/com/sheepit/client/hardware/gpu/opencl/OpenCLLib.java

@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2013-2014 Laurent CLOUET
+ * Author Laurent CLOUET <laurent.clouet@nopnop.net>
+ *
+ * This program is free software; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; version 2
+ * of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+package com.sheepit.client.hardware.gpu.opencl;
+
+import java.util.Arrays;
+import java.util.List;
+
+import com.sun.jna.Library;
+import com.sun.jna.Structure;
+import com.sun.jna.ptr.IntByReference;
+
+public interface OpenCLLib extends Library {
+	// status
+	public static final int CL_SUCCESS = 0;
+	public static final int CL_DEVICE_NOT_FOUND = -1;
+	
+	public static final int CL_PLATFORM_VENDOR = 0x0903;
+	
+	// cl_device_type
+	public static final int CL_DEVICE_TYPE_DEFAULT = (1 << 0);
+	public static final int CL_DEVICE_TYPE_CPU = (1 << 1);
+	public static final int CL_DEVICE_TYPE_GPU = (1 << 2);
+	public static final int CL_DEVICE_TYPE_ACCELERATOR = (1 << 3);
+	public static final int CL_DEVICE_TYPE_CUSTOM = (1 << 4);
+	public static final int CL_DEVICE_TYPE_ALL = 0xFFFFFFFF;
+	
+	// cl_device_info
+	public static final int CL_DEVICE_NAME = 0x102B;
+	public static final int CL_DEVICE_GLOBAL_MEM_SIZE = 0x101F;
+	public static final int CL_DEVICE_BOARD_NAME_AMD = 0x4038;
+	
+	public int clGetPlatformIDs(int num_entries, CLPlatformId.ByReference[] platforms, IntByReference num_platforms);
+	
+	public int clGetPlatformInfo(CLPlatformId.ByReference platform, int param_name, long param_value_size, byte[] destination, long size_ret[]);
+	
+	public int clGetDeviceIDs(CLPlatformId.ByReference platform, int param_name, int num_entries, CLDeviceId.ByReference[] devices, IntByReference device_count);
+	
+	public int clGetDeviceInfo(CLDeviceId.ByReference device, int param_name, long param_value_size, byte[] destination, long size_ret[]);
+	
+	public static class CLPlatformId extends Structure {
+		public static class ByReference extends CLPlatformId implements Structure.ByReference {
+		}
+		
+		public int id;
+		
+		@Override
+		protected List<String> getFieldOrder() {
+			return Arrays.asList(new String[] { "id" });
+		}
+	}
+	
+	public static class CLDeviceId extends Structure {
+		public static class ByReference extends CLDeviceId implements Structure.ByReference {
+		}
+		
+		public int id;
+		
+		@Override
+		protected List<String> getFieldOrder() {
+			return Arrays.asList(new String[] { "id" });
+		}
+	}
+}