From b4d2a614596ab15f6b880c9573810685207687a2 Mon Sep 17 00:00:00 2001
From: Paul Schaub <vanitasvitae@fsfe.org>
Date: Fri, 21 Jun 2024 13:48:00 +0200
Subject: [PATCH] Add support for padding packet

---
 .../src/main/kotlin/org/pgpainless/algorithm/OpenPgpPacket.kt | 1 +
 .../decryption_verification/OpenPgpMessageInputStream.kt      | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/pgpainless-core/src/main/kotlin/org/pgpainless/algorithm/OpenPgpPacket.kt b/pgpainless-core/src/main/kotlin/org/pgpainless/algorithm/OpenPgpPacket.kt
index ecb8db35..2041450a 100644
--- a/pgpainless-core/src/main/kotlin/org/pgpainless/algorithm/OpenPgpPacket.kt
+++ b/pgpainless-core/src/main/kotlin/org/pgpainless/algorithm/OpenPgpPacket.kt
@@ -22,6 +22,7 @@ enum class OpenPgpPacket(val tag: Int) {
     UATTR(17),
     SEIPD(18),
     MDC(19),
+    PADDING(21),
     EXP_1(60),
     EXP_2(61),
     EXP_3(62),
diff --git a/pgpainless-core/src/main/kotlin/org/pgpainless/decryption_verification/OpenPgpMessageInputStream.kt b/pgpainless-core/src/main/kotlin/org/pgpainless/decryption_verification/OpenPgpMessageInputStream.kt
index 071d8927..7c660cc2 100644
--- a/pgpainless-core/src/main/kotlin/org/pgpainless/decryption_verification/OpenPgpMessageInputStream.kt
+++ b/pgpainless-core/src/main/kotlin/org/pgpainless/decryption_verification/OpenPgpMessageInputStream.kt
@@ -144,6 +144,10 @@ class OpenPgpMessageInputStream(
                     LOGGER.debug("Skipping Marker Packet")
                     pIn.readMarker()
                 }
+                OpenPgpPacket.PADDING -> {
+                    LOGGER.debug("Skipping Padding Packet")
+                    pIn.readPacket()
+                }
                 OpenPgpPacket.SK,
                 OpenPgpPacket.PK,
                 OpenPgpPacket.SSK,