Replace boost::scoped_ptr with std::unique_ptr.

[cumulus.git] / hash.cc

diff --git a/hash.cc b/hash.cc
index 7e2087a..571bc1d 100644 (file)
--- a/hash.cc
+++ b/hash.cc
@@ -32,7 +32,6 @@ static map<string, Hash *(*)()> hash_registry;
 
 void Hash::Register(const std::string& name, Hash *(*constructor)())
 {
-    printf("Registered hash algorithm %s\n", name.c_str());
     hash_registry.insert(make_pair(name, constructor));
 }
 
@@ -50,6 +49,17 @@ Hash *Hash::New(const std::string& name)
         return constructor();
 }
 
+std::string Hash::hash_file(const char *filename)
+{
+    string result;
+    Hash *hash = Hash::New();
+    if (hash->update_from_file(filename))
+        result = hash->digest_str();
+
+    delete hash;
+    return result;
+}
+
 bool Hash::update_from_file(const char *filename)
 {
     FILE *f = fopen(filename, "rb");