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[tor-commits] [metrics-lib/master] Fix copy-paste bug in calculating descriptor digests.



commit e3a8d5f068726af30f6c46115a8e8de0127a0cd9
Author: Karsten Loesing <karsten.loesing@xxxxxxx>
Date:   Fri Mar 23 13:02:05 2012 +0100

    Fix copy-paste bug in calculating descriptor digests.
    
    Also, fix the check that had the only purpose of detecting problems,
    which it totally failed to do.
---
 .../descriptor/impl/ExtraInfoDescriptorImpl.java   |    4 ++--
 .../descriptor/impl/ServerDescriptorImpl.java      |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/org/torproject/descriptor/impl/ExtraInfoDescriptorImpl.java b/src/org/torproject/descriptor/impl/ExtraInfoDescriptorImpl.java
index a198d70..5c9f8fc 100644
--- a/src/org/torproject/descriptor/impl/ExtraInfoDescriptorImpl.java
+++ b/src/org/torproject/descriptor/impl/ExtraInfoDescriptorImpl.java
@@ -498,11 +498,11 @@ public class ExtraInfoDescriptorImpl extends DescriptorImpl
   private void calculateDigest() throws DescriptorParseException {
     try {
       String ascii = new String(this.getRawDescriptorBytes(), "US-ASCII");
-      String startToken = "router ";
+      String startToken = "extra-info ";
       String sigToken = "\nrouter-signature\n";
       int start = ascii.indexOf(startToken);
       int sig = ascii.indexOf(sigToken) + sigToken.length();
-      if (start >= 0 || sig >= 0 || sig > start) {
+      if (start >= 0 && sig >= 0 && sig > start) {
         byte[] forDigest = new byte[sig - start];
         System.arraycopy(this.getRawDescriptorBytes(), start,
             forDigest, 0, sig - start);
diff --git a/src/org/torproject/descriptor/impl/ServerDescriptorImpl.java b/src/org/torproject/descriptor/impl/ServerDescriptorImpl.java
index 200b8b5..cd41e8c 100644
--- a/src/org/torproject/descriptor/impl/ServerDescriptorImpl.java
+++ b/src/org/torproject/descriptor/impl/ServerDescriptorImpl.java
@@ -434,7 +434,7 @@ public class ServerDescriptorImpl extends DescriptorImpl
       String sigToken = "\nrouter-signature\n";
       int start = ascii.indexOf(startToken);
       int sig = ascii.indexOf(sigToken) + sigToken.length();
-      if (start >= 0 || sig >= 0 || sig > start) {
+      if (start >= 0 && sig >= 0 && sig > start) {
         byte[] forDigest = new byte[sig - start];
         System.arraycopy(this.getRawDescriptorBytes(), start,
             forDigest, 0, sig - start);

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