From fa1362a5c2ae8208e56ffc7555bbe8903831e70e Mon Sep 17 00:00:00 2001
From: Scott Worley <scottworley@scottworley.com>
Date: Sat, 21 Oct 2017 21:01:53 -0700
Subject: [PATCH] Add an operation field to each line.

The only operation at first is "openssl-enc"
---
 overonion          | 11 ++++++++---
 overonion-make-key |  2 +-
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/overonion b/overonion
index a33351a..271938c 100755
--- a/overonion
+++ b/overonion
@@ -40,9 +40,14 @@ function go() {
   if (( layer == 0 || layer > num_layers ));then
     cat
   else
-    openssl enc $openssl_decrypt "-$(sed -n "${layer}s/ .*//p" "$keyfile")" \
-            -pass fd:37 37< <(sed -n "${layer}s/^[^ ]* //p" "$keyfile") |
-    go $(( layer + next_layer ))
+    operation=$(sed -n "${layer}s/ .*//p" "$keyfile")
+    if [[ "$operation" == openssl-enc ]];then
+      openssl enc $openssl_decrypt "-$(sed -rn "${layer}s/[^ ]+ ([^ ]+) .*/\\1/p" "$keyfile")" \
+              -pass fd:37 37< <(sed -rn "${layer}s/^[^ ]+ [^ ]+ //p" "$keyfile")
+    else
+      die "Unknown operation"
+    fi |
+      go $(( layer + next_layer ))
   fi
 }
 
diff --git a/overonion-make-key b/overonion-make-key
index da564ad..ff09472 100755
--- a/overonion-make-key
+++ b/overonion-make-key
@@ -36,6 +36,6 @@ fi
 i=0
 while read -r cipher;do
   echo -n $'\r'"Generating key $((++i))/${#ciphers[*]}" >&2
-  cat >> "$keyfile" <<< "$cipher $(head -c 99 "$random_source" | base64 --wrap=0 )"
+  cat >> "$keyfile" <<< "openssl-enc $cipher $(head -c 99 "$random_source" | base64 --wrap=0 )"
 done < <( IFS=$'\n'; shuf <<< "${ciphers[*]}"; )
 echo >&2
-- 
2.44.1