From 53354c5db2c346a7f8e9a043120daa678627c6a3 Mon Sep 17 00:00:00 2001
From: Francis Lachapelle <flachapelle@inverse.ca>
Date: Tue, 29 Mar 2022 10:53:23 -0400
Subject: [PATCH] fix(mail): improve error loging when signing a message

---
 SoObjects/Mailer/NSData+SMIME.m | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/SoObjects/Mailer/NSData+SMIME.m b/SoObjects/Mailer/NSData+SMIME.m
index 251773fa9..3899a0df7 100644
--- a/SoObjects/Mailer/NSData+SMIME.m
+++ b/SoObjects/Mailer/NSData+SMIME.m
@@ -1,6 +1,6 @@
 /* NSData+SMIME.m - this file is part of SOGo
  *
- * Copyright (C) 2017-2019 Inverse inc.
+ * Copyright (C) 2017-2022 Inverse inc.
  *
  * This file is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -104,7 +104,14 @@
 
   if (!cms)
     {
-      NSLog(@"FATAL: failed to sign message.");
+      NSString *error;
+      const char* sslError;
+      int err;
+
+      err = ERR_get_error();
+      sslError = ERR_reason_error_string(err);
+      error = [NSString stringWithUTF8String: sslError];
+      NSLog(@"FATAL: failed to sign message: %@", error);
       goto cleanup;
     }