SERVER-13256 Move hexdump out of goodies.h and into hex.h

1 files changed, 18 insertions, 1 deletions

diff --git a/src/mongo/util/hex.cpp b/src/mongo/util/hex.cpp
index d02ac811711..3d6c1b45f86 100644
--- a/src/mongo/util/hex.cpp
+++ b/src/mongo/util/hex.cpp
@@ -27,9 +27,12 @@
  *    then also delete it in the license file.
  */
 
-#include <string>
 #include "mongo/util/hex.h"
 
+#include <iomanip>
+#include <sstream>
+#include <string>
+
 namespace mongo {
 
     template<typename T>
@@ -65,4 +68,18 @@ namespace mongo {
     template<> std::string integerToHex<unsigned long>(unsigned long val) { return integerToHexDef(val); }
     template<> std::string integerToHex<long long>(long long val) { return integerToHexDef(val); }
     template<> std::string integerToHex<unsigned long long>(unsigned long long val) { return integerToHexDef(val); }
+
+
+    string hexdump(const char *data, unsigned len) {
+        verify( len < 1000000 );
+        const unsigned char *p = (const unsigned char *) data;
+        std::stringstream ss;
+        ss << std::hex << std::setw(2) << std::setfill('0');
+        for( unsigned i = 0; i < len; i++ ) {
+            ss << static_cast<unsigned>(p[i]) << ' ';
+        }
+        std::string s = ss.str();
+        return s;
+    }
+
 }