Additional needed utilities for PRD port.

    Implement assorted utilities and STL templates for the
    port of existing PRD code from FSP:
        * strcat / strncat
        * std::generate_n
        * std::transform
        * std::back_inserter

RTC: 44531
Change-Id: I9992f78222cbc2f74da15eea74c9b2cad602ad59
Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/1501
Tested-by: Jenkins Server
Reviewed-by: Douglas R. Gilbert <dgilbert@us.ibm.com>
Reviewed-by: Christopher T. Phan <cphan@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>

1 files changed, 61 insertions, 22 deletions

diff --git a/src/lib/string.C b/src/lib/string.C
index 0e1095c63..18cfec530 100644
--- a/src/lib/string.C
+++ b/src/lib/string.C
@@ -1,25 +1,26 @@
-//  IBM_PROLOG_BEGIN_TAG
-//  This is an automatically generated prolog.
-//
-//  $Source: src/lib/string.C $
-//
-//  IBM CONFIDENTIAL
-//
-//  COPYRIGHT International Business Machines Corp. 2011
-//
-//  p1
-//
-//  Object Code Only (OCO) source materials
-//  Licensed Internal Code Source Materials
-//  IBM HostBoot Licensed Internal Code
-//
-//  The source code for this program is not published or other-
-//  wise divested of its trade secrets, irrespective of what has
-//  been deposited with the U.S. Copyright Office.
-//
-//  Origin: 30
-//
-//  IBM_PROLOG_END
+/*  IBM_PROLOG_BEGIN_TAG
+ *  This is an automatically generated prolog.
+ *
+ *  $Source: src/lib/string.C $
+ *
+ *  IBM CONFIDENTIAL
+ *
+ *  COPYRIGHT International Business Machines Corp. 2011-2012
+ *
+ *  p1
+ *
+ *  Object Code Only (OCO) source materials
+ *  Licensed Internal Code Source Materials
+ *  IBM HostBoot Licensed Internal Code
+ *
+ *  The source code for this program is not published or other-
+ *  wise divested of its trade secrets, irrespective of what has
+ *  been deposited with the U.S. Copyright Office.
+ *
+ *  Origin: 30
+ *
+ *  IBM_PROLOG_END_TAG
+ */
 #include <string.h>
 
 extern "C" void *memset(void *vdest, int ch, size_t len)
@@ -201,6 +202,44 @@ extern "C" size_t strlen(const char* a)
     return length;
 }
 
+extern "C" char* strcat(char* d, const char* s)
+{
+    char* _d = d;
+    while(*_d)
+    {
+        _d++;
+    }
+
+    while(*s)
+    {
+        *_d = *s;
+        _d++; s++;
+    }
+    *_d = '\0';
+
+    return d;
+}
+
+extern "C" char* strncat(char* d, const char* s, size_t n)
+{
+    char* _d = d;
+    while(*_d)
+    {
+        _d++;
+    }
+
+    while((*s) && (0 != n))
+    {
+        *_d = *s;
+        _d++; s++;
+        n--;
+    }
+    *_d = '\0';
+
+    return d;
+}
+
+
 extern "C" char* strchr(const char* s, int c)
 {
     while((*s != '\0') && (*s != c))