From 35f65b6d909d0c3766d66017bbcbaab8fcb4fb9a Mon Sep 17 00:00:00 2001
From: Justus Winter <justus@sequoia-pgp.org>
Date: Sat, 28 Sep 2019 18:35:06 +0200
Subject: openpgp: Collect statistics about exportable certs.

---
 openpgp/examples/statistics.rs | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'openpgp/examples/statistics.rs')

diff --git a/openpgp/examples/statistics.rs b/openpgp/examples/statistics.rs
index 6311f63e..24fa6527 100644
--- a/openpgp/examples/statistics.rs
+++ b/openpgp/examples/statistics.rs
@@ -43,6 +43,8 @@ fn main() {
     let mut sigs_subpacket_tags_size_count = vec![0; 256];
     let mut sigs_subpacket_tags_size_min = vec![::std::u32::MAX; 256];
     let mut sigs_subpacket_tags_size_max = vec![0; 256];
+    let mut sigs_subpacket_exportable_true = 0;
+    let mut sigs_subpacket_exportable_false = 0;
 
     // Per-Signature statistics.
     let mut signature_min = PerSignature::max();
@@ -168,6 +170,12 @@ fn main() {
                                     } else {
                                         p_aead.insert(a.clone(), 1);
                                     },
+                                SubpacketValue::ExportableCertification(v) =>
+                                    if v {
+                                        sigs_subpacket_exportable_true += 1;
+                                    } else {
+                                        sigs_subpacket_exportable_false += 1;
+                                    },
                                 _ => (),
                             }
                         }
@@ -315,6 +323,22 @@ fn main() {
                          sigs_subpacket_tags_unknown[t],
                          "-", "-", "-", "-");
             }
+
+            match SubpacketTag::from(t as u8) {
+                SubpacketTag::ExportableCertification => {
+                    if sigs_subpacket_exportable_true > 0 {
+                        println!("{:>30} {:>8}",
+                                 "ExportableCertification(true)",
+                                 sigs_subpacket_exportable_true);
+                    }
+                    if sigs_subpacket_exportable_false > 0 {
+                        println!("{:>30} {:>8}",
+                                 "ExportableCertification(false)",
+                                 sigs_subpacket_exportable_false);
+                    }
+                },
+                _ => (),
+            }
         }
     }
 
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