1 files changed, 223 insertions, 0 deletions
diff --git a/third_party/js/PKI.js/src/AttributeCertificateV2/V2Form.ts b/third_party/js/PKI.js/src/AttributeCertificateV2/V2Form.ts
new file mode 100644
index 0000000000..dd8b69d51b
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+++ b/third_party/js/PKI.js/src/AttributeCertificateV2/V2Form.ts
@@ -0,0 +1,223 @@
+import * as asn1js from "asn1js";
+import * as pvutils from "pvutils";
+import { GeneralNames, GeneralNamesJson } from "../GeneralNames";
+import { IssuerSerial, IssuerSerialJson } from "../AttributeCertificateV1";
+import { ObjectDigestInfo, ObjectDigestInfoJson } from "./ObjectDigestInfo";
+import * as Schema from "../Schema";
+import { PkiObject, PkiObjectParameters } from "../PkiObject";
+import { AsnError } from "../errors";
+import { EMPTY_STRING } from "../constants";
+
+const ISSUER_NAME = "issuerName";
+const BASE_CERTIFICATE_ID = "baseCertificateID";
+const OBJECT_DIGEST_INFO = "objectDigestInfo";
+const CLEAR_PROPS = [
+  ISSUER_NAME,
+  BASE_CERTIFICATE_ID,
+  OBJECT_DIGEST_INFO
+];
+
+export interface IV2Form {
+  issuerName?: GeneralNames;
+  baseCertificateID?: IssuerSerial;
+  objectDigestInfo?: ObjectDigestInfo;
+}
+
+export type V2FormParameters = PkiObjectParameters & Partial<IV2Form>;
+
+export interface V2FormJson {
+  issuerName?: GeneralNamesJson;
+  baseCertificateID?: IssuerSerialJson;
+  objectDigestInfo?: ObjectDigestInfoJson;
+}
+
+/**
+ * Represents the V2Form structure described in [RFC5755](https://datatracker.ietf.org/doc/html/rfc5755)
+ */
+export class V2Form extends PkiObject implements IV2Form {
+
+  public static override CLASS_NAME = "V2Form";
+
+  public issuerName?: GeneralNames;
+  public baseCertificateID?: IssuerSerial;
+  public objectDigestInfo?: ObjectDigestInfo;
+
+  /**
+   * Initializes a new instance of the {@link V2Form} class
+   * @param parameters Initialization parameters
+   */
+  constructor(parameters: V2FormParameters = {}) {
+    super();
+
+    if (ISSUER_NAME in parameters) {
+      this.issuerName = pvutils.getParametersValue(parameters, ISSUER_NAME, V2Form.defaultValues(ISSUER_NAME));
+    }
+    if (BASE_CERTIFICATE_ID in parameters) {
+      this.baseCertificateID = pvutils.getParametersValue(parameters, BASE_CERTIFICATE_ID, V2Form.defaultValues(BASE_CERTIFICATE_ID));
+    }
+    if (OBJECT_DIGEST_INFO in parameters) {
+      this.objectDigestInfo = pvutils.getParametersValue(parameters, OBJECT_DIGEST_INFO, V2Form.defaultValues(OBJECT_DIGEST_INFO));
+    }
+
+    if (parameters.schema) {
+      this.fromSchema(parameters.schema);
+    }
+  }
+
+  /**
+   * Returns default values for all class members
+   * @param memberName String name for a class member
+   * @returns Default value
+   */
+  public static override defaultValues(memberName: typeof ISSUER_NAME): GeneralNames;
+  public static override defaultValues(memberName: typeof BASE_CERTIFICATE_ID): IssuerSerial;
+  public static override defaultValues(memberName: typeof OBJECT_DIGEST_INFO): ObjectDigestInfo;
+  public static override defaultValues(memberName: string): any {
+    switch (memberName) {
+      case ISSUER_NAME:
+        return new GeneralNames();
+      case BASE_CERTIFICATE_ID:
+        return new IssuerSerial();
+      case OBJECT_DIGEST_INFO:
+        return new ObjectDigestInfo();
+      default:
+        return super.defaultValues(memberName);
+    }
+  }
+
+  /**
+   * @inheritdoc
+   * @asn ASN.1 schema
+   * ```asn
+   * V2Form ::= SEQUENCE {
+   *   issuerName            GeneralNames  OPTIONAL,
+   *   baseCertificateID     [0] IssuerSerial  OPTIONAL,
+   *   objectDigestInfo      [1] ObjectDigestInfo  OPTIONAL
+   *     -- issuerName MUST be present in this profile
+   *     -- baseCertificateID and objectDigestInfo MUST NOT
+   *     -- be present in this profile
+   * }
+   *```
+   */
+  public static override schema(parameters: Schema.SchemaParameters<{
+    issuerName?: string;
+    baseCertificateID?: string;
+    objectDigestInfo?: string;
+  }> = {}): Schema.SchemaType {
+    const names = pvutils.getParametersValue<NonNullable<typeof parameters.names>>(parameters, "names", {});
+
+    return (new asn1js.Sequence({
+      name: (names.blockName || EMPTY_STRING),
+      value: [
+        GeneralNames.schema({
+          names: {
+            blockName: names.issuerName
+          }
+        }, true),
+        new asn1js.Constructed({
+          optional: true,
+          name: (names.baseCertificateID || EMPTY_STRING),
+          idBlock: {
+            tagClass: 3,
+            tagNumber: 0 // [0]
+          },
+          value: IssuerSerial.schema().valueBlock.value
+        }),
+        new asn1js.Constructed({
+          optional: true,
+          name: (names.objectDigestInfo || EMPTY_STRING),
+          idBlock: {
+            tagClass: 3,
+            tagNumber: 1 // [1]
+          },
+          value: ObjectDigestInfo.schema().valueBlock.value
+        })
+      ]
+    }));
+  }
+
+  public fromSchema(schema: Schema.SchemaType): void {
+    // Clear input data first
+    pvutils.clearProps(schema, CLEAR_PROPS);
+
+    // Check the schema is valid
+    const asn1 = asn1js.compareSchema(schema,
+      schema,
+      V2Form.schema({
+        names: {
+          issuerName: ISSUER_NAME,
+          baseCertificateID: BASE_CERTIFICATE_ID,
+          objectDigestInfo: OBJECT_DIGEST_INFO
+        }
+      })
+    );
+    AsnError.assertSchema(asn1, this.className);
+
+    //#region Get internal properties from parsed schema
+    if (ISSUER_NAME in asn1.result)
+      this.issuerName = new GeneralNames({ schema: asn1.result.issuerName });
+
+    if (BASE_CERTIFICATE_ID in asn1.result) {
+      this.baseCertificateID = new IssuerSerial({
+        schema: new asn1js.Sequence({
+          value: asn1.result.baseCertificateID.valueBlock.value
+        })
+      });
+    }
+
+    if (OBJECT_DIGEST_INFO in asn1.result) {
+      this.objectDigestInfo = new ObjectDigestInfo({
+        schema: new asn1js.Sequence({
+          value: asn1.result.objectDigestInfo.valueBlock.value
+        })
+      });
+    }
+    //#endregion
+  }
+
+  public toSchema(): asn1js.Sequence {
+    const result = new asn1js.Sequence();
+
+    if (this.issuerName)
+      result.valueBlock.value.push(this.issuerName.toSchema());
+
+    if (this.baseCertificateID) {
+      result.valueBlock.value.push(new asn1js.Constructed({
+        idBlock: {
+          tagClass: 3,
+          tagNumber: 0 // [0]
+        },
+        value: this.baseCertificateID.toSchema().valueBlock.value
+      }));
+    }
+
+    if (this.objectDigestInfo) {
+      result.valueBlock.value.push(new asn1js.Constructed({
+        idBlock: {
+          tagClass: 3,
+          tagNumber: 1 // [1]
+        },
+        value: this.objectDigestInfo.toSchema().valueBlock.value
+      }));
+    }
+
+    return result;
+  }
+
+  public toJSON(): V2FormJson {
+    const result: V2FormJson = {};
+
+    if (this.issuerName) {
+      result.issuerName = this.issuerName.toJSON();
+    }
+    if (this.baseCertificateID) {
+      result.baseCertificateID = this.baseCertificateID.toJSON();
+    }
+    if (this.objectDigestInfo) {
+      result.objectDigestInfo = this.objectDigestInfo.toJSON();
+    }
+
+    return result;
+  }
+
+}