From e766f0c30a33dedd2d49783780f79f994a063ac4 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Tue, 10 Jul 2018 16:07:42 +0300
Subject: Drop unused sha256(istream) function

---
 bpkg/checksum.cxx | 17 -----------------
 bpkg/checksum.hxx |  5 -----
 2 files changed, 22 deletions(-)

diff --git a/bpkg/checksum.cxx b/bpkg/checksum.cxx
index abe2757..7f4afa8 100644
--- a/bpkg/checksum.cxx
+++ b/bpkg/checksum.cxx
@@ -4,14 +4,10 @@
 
 #include <bpkg/checksum.hxx>
 
-#include <ios>       // streamsize
-#include <streambuf>
-
 #ifdef _WIN32
 #  include <algorithm> // replace()
 #endif
 
-#include <libbutl/sha256.mxx>
 #include <libbutl/process.mxx>
 #include <libbutl/filesystem.mxx>
 
@@ -344,19 +340,6 @@ namespace bpkg
   }
 
   string
-  sha256 (istream& is)
-  {
-    butl::sha256 r;
-
-    char buf[8192];
-    streambuf& sb (*is.rdbuf ());
-    for (streamsize n; (n = sb.sgetn (buf, sizeof (buf))) != 0;)
-      r.append (buf, n);
-
-    return r.string ();
-  }
-
-  string
   sha256 (const common_options& o, const path& f)
   {
     if (!exists (f))
diff --git a/bpkg/checksum.hxx b/bpkg/checksum.hxx
index 77a5d18..87380a0 100644
--- a/bpkg/checksum.hxx
+++ b/bpkg/checksum.hxx
@@ -19,11 +19,6 @@ namespace bpkg
   inline string
   sha256 (const char* buf, size_t n) {return butl::sha256 (buf, n).string ();}
 
-  // The same but for a stream (if ifdstream, open in binary mode).
-  //
-  string
-  sha256 (istream&);
-
   // The same but for a file. Issue diagnostics and throw failed if anything
   // goes wrong.
   //
-- 
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