From 19818b65467e954a55e2af56111233ce305d5508 Mon Sep 17 00:00:00 2001
From: Michael Vogt <mvo@ubuntu.com>
Date: Thu, 3 Jul 2014 18:20:44 +0200
Subject: Try not to parse invalid translation files (LP: #756317)

---
 apt-pkg/acquire-item.cc | 42 +++++++++++++++++-------------------------
 apt-pkg/acquire-item.h  | 11 ++---------
 2 files changed, 19 insertions(+), 34 deletions(-)

(limited to 'apt-pkg')

diff --git a/apt-pkg/acquire-item.cc b/apt-pkg/acquire-item.cc
index 0178456a8..0911d11b7 100644
--- a/apt-pkg/acquire-item.cc
+++ b/apt-pkg/acquire-item.cc
@@ -932,8 +932,6 @@ pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,
    }
    CompressionExtension = comprExt;
 
-   Verify = true;
-
    Init(URI, URIDesc, ShortDesc);
 }
 pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner, IndexTarget const *Target,
@@ -957,13 +955,6 @@ pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner, IndexTarget const *Target,
    if (CompressionExtension.empty() == false)
       CompressionExtension.erase(CompressionExtension.end()-1);
 
-   // only verify non-optional targets, see acquire-item.h for a FIXME
-   // to make this more flexible
-   if (Target->IsOptional())
-     Verify = false;
-   else
-     Verify = true;
-
    Init(Target->URI, Target->Description, Target->ShortDesc);
 }
 									/*}}}*/
@@ -1056,23 +1047,24 @@ void pkgAcqIndex::Done(string Message,unsigned long long Size,string Hash,
          return;
       }
 
-      /* Verify the index file for correctness (all indexes must
-       * have a Package field) (LP: #346386) (Closes: #627642) */
-      if (Verify == true)
+      // FIXME: this can go away once we only ever download stuff that
+      //        has a valid hash and we never do GET based probing
+      //
+      /* Always verify the index file for correctness (all indexes must
+       * have a Package field) (LP: #346386) (Closes: #627642) 
+       */
+      FileFd fd(DestFile, FileFd::ReadOnly);
+      // Only test for correctness if the file is not empty (empty is ok)
+      if (fd.FileSize() > 0)
       {
-	 FileFd fd(DestFile, FileFd::ReadOnly);
-	 // Only test for correctness if the file is not empty (empty is ok)
-	 if (fd.FileSize() > 0)
-	 {
-	    pkgTagSection sec;
-	    pkgTagFile tag(&fd);
-
-	    // all our current indexes have a field 'Package' in each section
-	    if (_error->PendingError() == true || tag.Step(sec) == false || sec.Exists("Package") == false)
-	    {
-	       RenameOnError(InvalidFormat);
-	       return;
-	    }
+         pkgTagSection sec;
+         pkgTagFile tag(&fd);
+         
+         // all our current indexes have a field 'Package' in each section
+         if (_error->PendingError() == true || tag.Step(sec) == false || sec.Exists("Package") == false)
+         {
+            RenameOnError(InvalidFormat);
+            return;
          }
       }
        
diff --git a/apt-pkg/acquire-item.h b/apt-pkg/acquire-item.h
index f48d2a0d7..06537bf2c 100644
--- a/apt-pkg/acquire-item.h
+++ b/apt-pkg/acquire-item.h
@@ -685,15 +685,8 @@ class pkgAcqIndex : public pkgAcquire::Item
     */
    bool Erase;
 
-   /** \brief Verify for correctness by checking if a "Package"
-    *         tag is found in the index. This can be set to
-    *         false for optional index targets
-    *       
-    */
-   // FIXME: instead of a bool it should use a verify string that will
-   //        then be used in the pkgAcqIndex::Done method to ensure that
-   //        the downloaded file contains the expected tag
-   bool Verify;
+   // Unused, used to be used to verify that "Packages: " header was there
+   bool __DELME_ON_NEXT_ABI_BREAK_Verify;
 
    /** \brief The download request that is currently being
     *   processed.
-- 
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