1 files changed, 61 insertions, 0 deletions
diff --git a/comm/third_party/asn1js/src/Constructed.ts b/comm/third_party/asn1js/src/Constructed.ts
new file mode 100644
index 0000000000..8fe3bc502f
--- /dev/null
+++ b/comm/third_party/asn1js/src/Constructed.ts
@@ -0,0 +1,61 @@
+import { BaseBlock, BaseBlockJson, BaseBlockParams } from "./BaseBlock";
+import { LocalConstructedValueBlock, LocalConstructedValueBlockJson, LocalConstructedValueBlockParams } from "./internals/LocalConstructedValueBlock";
+import { typeStore } from "./TypeStore";
+
+export interface ConstructedParams extends BaseBlockParams, LocalConstructedValueBlockParams { }
+export type ConstructedJson = BaseBlockJson<LocalConstructedValueBlockJson>;
+
+export class Constructed extends BaseBlock<LocalConstructedValueBlock, LocalConstructedValueBlockJson> {
+
+  static {
+    typeStore.Constructed = this;
+  }
+
+  public static override NAME = "CONSTRUCTED";
+
+  constructor(parameters: ConstructedParams = {}) {
+    super(parameters, LocalConstructedValueBlock);
+
+    this.idBlock.isConstructed = true;
+  }
+
+  public override fromBER(inputBuffer: ArrayBuffer | Uint8Array, inputOffset: number, inputLength: number): number {
+    this.valueBlock.isIndefiniteForm = this.lenBlock.isIndefiniteForm;
+
+    const resultOffset = this.valueBlock.fromBER(inputBuffer, inputOffset, (this.lenBlock.isIndefiniteForm) ? inputLength : this.lenBlock.length);
+    if (resultOffset === -1) {
+      this.error = this.valueBlock.error;
+
+      return resultOffset;
+    }
+
+    if (!this.idBlock.error.length)
+      this.blockLength += this.idBlock.blockLength;
+
+    if (!this.lenBlock.error.length)
+      this.blockLength += this.lenBlock.blockLength;
+
+    if (!this.valueBlock.error.length)
+      this.blockLength += this.valueBlock.blockLength;
+
+    return resultOffset;
+  }
+
+  /**
+   * @internal
+   */
+  public override onAsciiEncoding(): string {
+    const values = [];
+    for (const value of this.valueBlock.value) {
+      values.push(value.toString("ascii").split("\n").map(o => `  ${o}`).join("\n"));
+    }
+    const blockName = this.idBlock.tagClass === 3
+      ? `[${this.idBlock.tagNumber}]`
+      : (this.constructor as typeof Constructed).NAME;
+
+    return values.length
+      ? `${blockName} :\n${values.join("\n")}` // items
+      : `${blockName} :`; // empty
+  }
+
+}