From 93e0d8c67a1123d0b4eefcc53d00ba892142fd49 Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Sat, 6 Mar 2010 00:57:56 -0500
Subject: Abstracted an sha1sum() function

---
 src/utils.h | 10 ++++++++++
 src/xact.cc |  7 +------
 2 files changed, 11 insertions(+), 6 deletions(-)

(limited to 'src')

diff --git a/src/utils.h b/src/utils.h
index 95ee35ce..a0c3f49f 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -659,6 +659,16 @@ inline string to_hex(uint_least32_t * message_digest, const int len = 1)
   return buf.str();
 }
 
+inline string sha1sum(const string& str)
+{
+  SHA1 sha;
+  sha.Reset();
+  sha << str.c_str();
+  uint_least32_t message_digest[5];
+  sha.Result(message_digest);
+  return to_hex(message_digest, 5);
+}
+
 class push_xml
 {
   std::ostream& out;
diff --git a/src/xact.cc b/src/xact.cc
index 5dbf8c70..f78ea301 100644
--- a/src/xact.cc
+++ b/src/xact.cc
@@ -454,12 +454,7 @@ string xact_t::idstring() const
 
 string xact_t::id() const
 {
-  SHA1 sha;
-  sha.Reset();
-  sha << idstring().c_str();
-  uint_least32_t message_digest[5];
-  sha.Result(message_digest);
-  return to_hex(message_digest, 5);
+  return sha1sum(idstring());
 }
 
 namespace {
-- 
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