From 52c7195a8ee91f95ef134d9798a47ea313df16c8 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Fri, 11 Oct 2013 17:35:24 +0300
Subject: Second part of checks from Parasoft C++ Test.

---
 src/utils/langs.cpp | 27 +++++++++++++++++++++++----
 1 file changed, 23 insertions(+), 4 deletions(-)

(limited to 'src/utils/langs.cpp')

diff --git a/src/utils/langs.cpp b/src/utils/langs.cpp
index 6e0390494..7c514ac9c 100644
--- a/src/utils/langs.cpp
+++ b/src/utils/langs.cpp
@@ -24,18 +24,29 @@
 
 #include "debug.h"
 
+static char *getLangName()
+{
+    const char *const lang = getenv("LANG");
+    if (lang && strlen(lang) > 1000)
+        return nullptr;
+    return lang;
+}
+
 LangVect getLang()
 {
     LangVect langs;
-
     std::string lang = config.getStringValue("lang").c_str();
     if (lang.empty())
     {
-        const char *const lng = getenv("LANG");
+        const char *const lng = getLangName();
         if (!lng)
             return langs;
         lang = lng;
     }
+    else if (lang.size() > 1000)
+    {
+        return langs;
+    }
 
     size_t dot = lang.find(".");
     if (dot != std::string::npos)
@@ -52,11 +63,15 @@ std::string getLangSimple()
     const std::string lang = config.getStringValue("lang").c_str();
     if (lang.empty())
     {
-        const char *const lng = getenv("LANG");
+        const char *const lng = getLangName();
         if (!lng)
             return "";
         return lng;
     }
+    else if (lang.size() > 1000)
+    {
+        return "";
+    }
     return lang;
 }
 
@@ -65,11 +80,15 @@ std::string getLangShort()
     std::string lang = config.getStringValue("lang").c_str();
     if (lang.empty())
     {
-        const char *const lng = getenv("LANG");
+        const char *const lng = getLangName();
         if (!lng)
             return "";
         lang = lng;
     }
+    else if (lang.size() > 1000)
+    {
+        return "";
+    }
 
     size_t dot = lang.find(".");
     if (dot != std::string::npos)
-- 
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