From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757189Ab2IKXzj (ORCPT ); Tue, 11 Sep 2012 19:55:39 -0400 Received: from [205.233.59.134] ([205.233.59.134]:37409 "EHLO merlin.infradead.org" rhost-flags-FAIL-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1756143Ab2IKXyO (ORCPT ); Tue, 11 Sep 2012 19:54:14 -0400 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Jiri Olsa , Frederic Weisbecker , Ingo Molnar , Paul Mackerras , Peter Zijlstra , Arnaldo Carvalho de Melo Subject: [PATCH 10/18] perf tools: Add memdup function Date: Tue, 11 Sep 2012 20:53:02 -0300 Message-Id: <1347407590-30960-11-git-send-email-acme@infradead.org> X-Mailer: git-send-email 1.7.9.2.358.g22243 In-Reply-To: <1347407590-30960-1-git-send-email-acme@infradead.org> References: <1347407590-30960-1-git-send-email-acme@infradead.org> Content-Type: text/plain; charset="UTF-8" X-SRS-Rewrite: SMTP reverse-path rewritten from by canuck.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jiri Olsa Adding memdup function to duplicate region of memory. void *memdup(const void *src, size_t len) Signed-off-by: Jiri Olsa Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Paul Mackerras Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/1347295819-23177-3-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/include/linux/string.h | 2 ++ tools/perf/util/string.c | 18 +++++++++++++++++- 2 files changed, 19 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/include/linux/string.h b/tools/perf/util/include/linux/string.h index 3b2f590..6f19c54 100644 --- a/tools/perf/util/include/linux/string.h +++ b/tools/perf/util/include/linux/string.h @@ -1 +1,3 @@ #include + +void *memdup(const void *src, size_t len); diff --git a/tools/perf/util/string.c b/tools/perf/util/string.c index 199bc4d..3217059 100644 --- a/tools/perf/util/string.c +++ b/tools/perf/util/string.c @@ -1,5 +1,5 @@ #include "util.h" -#include "string.h" +#include "linux/string.h" #define K 1024LL /* @@ -335,3 +335,19 @@ char *rtrim(char *s) return s; } + +/** + * memdup - duplicate region of memory + * @src: memory region to duplicate + * @len: memory region length + */ +void *memdup(const void *src, size_t len) +{ + void *p; + + p = malloc(len); + if (p) + memcpy(p, src, len); + + return p; +} -- 1.7.9.2.358.g22243