GP-3832 importer/exporter for SARIF

Ghidra/Features/Sarif/src/main/java/sarif/SarifUtils.java

@@ -0,0 +1,72 @@
+/* ###
+ * IP: GHIDRA
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package sarif;
+
+import java.io.ByteArrayInputStream;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Set;
+
+import org.bouncycastle.util.encoders.Base64;
+
+import com.contrastsecurity.sarif.Artifact;
+import com.contrastsecurity.sarif.ArtifactContent;
+import com.contrastsecurity.sarif.ReportingDescriptor;
+import com.contrastsecurity.sarif.ReportingDescriptorReference;
+import com.contrastsecurity.sarif.Run;
+import com.contrastsecurity.sarif.ToolComponent;
+
+public class SarifUtils {
+	
+	public static ByteArrayInputStream getArtifactContent(Artifact artifact) {
+		ArtifactContent content = artifact.getContents();
+		String b64 = content.getBinary();
+		byte[] decoded = Base64.decode(b64);
+		return new ByteArrayInputStream(decoded);
+	}
+
+	public static ReportingDescriptor getTaxaValue(ReportingDescriptorReference taxa, ToolComponent taxonomy) {
+		List<ReportingDescriptor> view = new ArrayList<>(taxonomy.getTaxa());
+		return view.get(taxa.getIndex().intValue());
+	}
+
+	public static ToolComponent getTaxonomy(ReportingDescriptorReference taxa, Set<ToolComponent> taxonomies) {
+		Object idx = taxa.getToolComponent().getIndex();
+		if (idx == null) {
+			List<ToolComponent> view = new ArrayList<>(taxonomies);
+			idx= taxa.getIndex();
+			return view.get(idx instanceof Long ? ((Long)idx).intValue() : (Integer) idx);
+		}
+		for (ToolComponent taxonomy : taxonomies) {
+			if (taxonomy.getName().equals(taxa.getToolComponent().getName())) {
+				return taxonomy;
+			}
+		}
+		return null;
+	}
+
+	public static List<String> getTaxonomyNames(Run sarifRun) {
+		List<String> names = new ArrayList<>();
+		Set<ToolComponent> taxonomies = sarifRun.getTaxonomies();
+		if (taxonomies != null) {
+			for (ToolComponent taxonomy : sarifRun.getTaxonomies()) {
+				names.add(taxonomy.getName());
+			}
+		}
+		return names;
+	}
+
+}