2 files changed, 3 insertions, 1 deletions
diff --git a/apt-pkg/contrib/hashes.cc b/apt-pkg/contrib/hashes.cc
index 1fce0d75f..15f83615d 100644
--- a/apt-pkg/contrib/hashes.cc
+++ b/apt-pkg/contrib/hashes.cc
@@ -133,7 +133,7 @@ bool Hashes::AddFD(int const Fd,unsigned long long Size, bool const addMD5,
 		   bool const addSHA1, bool const addSHA256, bool const addSHA512)
 {
    unsigned char Buf[64*64];
-   bool const ToEOF = (Size == 0);
+   bool const ToEOF = (Size == UntilEOF);
    while (Size != 0 || ToEOF)
    {
       unsigned long long n = sizeof(Buf);
diff --git a/apt-pkg/contrib/hashes.h b/apt-pkg/contrib/hashes.h
index 5cd1af03b..7a62f8a8f 100644
--- a/apt-pkg/contrib/hashes.h
+++ b/apt-pkg/contrib/hashes.h
@@ -78,6 +78,8 @@ class Hashes
    SHA256Summation SHA256;
    SHA512Summation SHA512;
    
+   static const int UntilEOF = 0;
+
    inline bool Add(const unsigned char *Data,unsigned long long Size)
    {
       return MD5.Add(Data,Size) && SHA1.Add(Data,Size) && SHA256.Add(Data,Size) && SHA512.Add(Data,Size);