licenseexpression details bom-ref

Signed-off-by: Jan Kowalleck <jan.kowalleck@gmail.com>

Author: jkowalleck

schema/bom-1.7.proto

@@ -431,8 +431,10 @@ message LicenseExpressionDetailed {
     // - "GPL-3.0-only WITH Classpath-exception-2.0"
     // - "LicenseRef-my-custom-license"
     string license_identifier = 1;
+    // An optional identifier which can be used to reference the license elsewhere in the BOM. Uniqueness is enforced within all elements and children of the root-level bom element.
+    optional string bom_ref = 2;
     // An optional way to include the textual content of the license.
-    optional AttachedText text = 2;
+    optional AttachedText text = 3;
   }
 
   // A valid SPDX license expression. Refer to https://spdx.org/specifications for syntax requirements.

schema/bom-1.7.schema.json

@@ -1515,6 +1515,11 @@
                         "LicenseRef-my-custom-license"
                       ]
                     },
+                    "bom-ref": {
+                      "$ref": "#/definitions/refType",
+                      "title": "BOM Reference",
+                      "description": "An optional identifier which can be used to reference the license elsewhere in the BOM. Every bom-ref must be unique within the BOM.\nValue SHOULD not start with the BOM-Link intro 'urn:cdx:' to avoid conflicts with BOM-Links."
+                    },
                     "text": {
                       "title": "License texts",
                       "description": "An optional way to include the textual content of the license.",

schema/bom-1.7.xsd

@@ -1029,6 +1029,14 @@ limitations under the License.
                             </xs:documentation>
                         </xs:annotation>
                     </xs:attribute>
+                    <xs:attribute name="bom-ref" type="bom:refType">
+                        <xs:annotation>
+                            <xs:documentation>
+                                An optional identifier which can be used to reference the license elsewhere in the BOM.
+                                Uniqueness is enforced within all elements and children of the root-level bom element.
+                            </xs:documentation>
+                        </xs:annotation>
+                    </xs:attribute>
                 </xs:complexType>
             </xs:element>
             <xs:any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded">