[NetworkManager-openconnect] Allow TPM2 key files

[David Woodhouse <dwmw2 src gnome org>]

commit 9b3be7fc510b469af293f6d15e1bb5cadc1adca5
Author: David Woodhouse <dwmw amazon co uk>
Date:   Sat Oct 13 06:53:25 2018 -0700

    Allow TPM2 key files

 properties/auth-helpers.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)
---
diff --git a/properties/auth-helpers.c b/properties/auth-helpers.c
index 0eaec1a..9cfebd7 100644
--- a/properties/auth-helpers.c
+++ b/properties/auth-helpers.c
@@ -166,6 +166,8 @@ static const char *pem_dsa_key_begin = "-----BEGIN DSA PRIVATE KEY-----";
 static const char *pem_key_begin = "-----BEGIN PRIVATE KEY-----";
 static const char *pem_enc_key_begin = "-----BEGIN ENCRYPTED PRIVATE KEY-----";
 static const char *pem_tss_keyblob_begin = "-----BEGIN TSS KEY BLOB-----";
+static const char *pem_tss2_keyblob_begin = "-----BEGIN TSS2 KEY BLOB-----";
+static const char *pem_tss2_privkey_begin = "-----BEGIN TSS2 PRIVATE KEY-----";
 static const char *pem_cert_begin = "-----BEGIN CERTIFICATE-----";
 
 static gboolean
@@ -230,6 +232,16 @@ tls_default_filter (const GtkFileFilterInfo *filter_info, gpointer data)
                goto out;
        }
 
+       if (find_tag (pem_tss2_keyblob_begin, (const char *) contents, bytes_read)) {
+               show = TRUE;
+               goto out;
+       }
+
+       if (find_tag (pem_tss2_privkey_begin, (const char *) contents, bytes_read)) {
+               show = TRUE;
+               goto out;
+       }
+
        if (find_tag (pem_cert_begin, (const char *) contents, bytes_read)) {
                show = TRUE;
                goto out;