add check when sources.list changed

[apt.git] / apt-pkg / contrib / sha2.h

diff --git a/apt-pkg/contrib/sha2.h b/apt-pkg/contrib/sha2.h
index 386225889b69d3e15b4fbe7c89e68a4f780acc7c..8e0c99a1b6631d1e3ff74d5207f8a08f3a8dee91 100644 (file)
--- a/apt-pkg/contrib/sha2.h
+++ b/apt-pkg/contrib/sha2.h
@@ -30,7 +30,7 @@ class SHA2SummationBase : public SummationImplementation
  protected:
    bool Done;
  public:
-   bool Add(const unsigned char *inbuf, unsigned long len) = 0;
+   bool Add(const unsigned char *inbuf, unsigned long long len) = 0;
 
    void Result();
 };
@@ -41,7 +41,7 @@ class SHA256Summation : public SHA2SummationBase
    unsigned char Sum[32];
 
    public:
-   bool Add(const unsigned char *inbuf, unsigned long len)
+   bool Add(const unsigned char *inbuf, unsigned long long len)
    {
       if (Done) 
          return false;
@@ -60,10 +60,11 @@ class SHA256Summation : public SHA2SummationBase
       res.Set(Sum);
       return res;
    };
-   SHA256Summation() 
+   SHA256Summation()
    {
       SHA256_Init(&ctx);
       Done = false;
+      memset(&Sum, 0, sizeof(Sum));
    };
 };
 
@@ -73,7 +74,7 @@ class SHA512Summation : public SHA2SummationBase
    unsigned char Sum[64];
 
    public:
-   bool Add(const unsigned char *inbuf, unsigned long len)
+   bool Add(const unsigned char *inbuf, unsigned long long len)
    {
       if (Done) 
          return false;
@@ -96,6 +97,7 @@ class SHA512Summation : public SHA2SummationBase
    {
       SHA512_Init(&ctx);
       Done = false;
+      memset(&Sum, 0, sizeof(Sum));
    };
 };