From 1e4884f615b20946411a74e41eb9c6aa65e2d5f3 Mon Sep 17 00:00:00 2001
From: Adam Langley <agl@google.com>
Date: Thu, 24 Sep 2015 10:57:52 -0700
Subject: external/boringssl: sync with upstream.

This change imports the current version of BoringSSL. The only local
change now is that |BORINGSSL_201509| is defined in base.h. This allows
this change to be made without (hopefully) breaking the build.

This change will need https://android-review.googlesource.com/172744 to
be landed afterwards to update a test.

Change-Id: I6d1f463f7785a2423bd846305af91c973c326104
---
 src/tool/args.cc | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'src/tool/args.cc')

diff --git a/src/tool/args.cc b/src/tool/args.cc
index a164476..9ec18a3 100644
--- a/src/tool/args.cc
+++ b/src/tool/args.cc
@@ -15,7 +15,9 @@
 #include <string>
 #include <vector>
 
+#include <limits.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 
 #include "internal.h"
@@ -75,3 +77,28 @@ void PrintUsage(const struct argument *templates) {
     fprintf(stderr, "%s\t%s\n", templ->name, templ->description);
   }
 }
+
+bool GetUnsigned(unsigned *out, const std::string &arg_name,
+                 unsigned default_value,
+                 const std::map<std::string, std::string> &args) {
+  const auto &it = args.find(arg_name);
+  if (it == args.end()) {
+    *out = default_value;
+    return true;
+  }
+
+  const std::string &value = it->second;
+  if (value.empty()) {
+    return false;
+  }
+
+  char *endptr;
+  unsigned long int num = strtoul(value.c_str(), &endptr, 10);
+  if (*endptr ||
+      num > UINT_MAX) {
+    return false;
+  }
+
+  *out = num;
+  return true;
+}
-- 
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