From 0589d145cd0822eb9f7979e6d54e689de5104fa5 Mon Sep 17 00:00:00 2001
From: huberyxxiao <huberyxxiao@tencent.com>
Date: Mon, 15 Jul 2024 19:26:06 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8Dqt=E7=8E=AF=E5=A2=83=E4=B8=8B?=
 =?UTF-8?q?encode=E9=97=AE=E9=A2=98?=
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---
 include/cos_defines.h     | 2 +-
 include/util/codec_util.h | 2 ++
 src/util/codec_util.cpp   | 9 +++++++--
 3 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/include/cos_defines.h b/include/cos_defines.h
index ad1a075..02b8fcf 100644
--- a/include/cos_defines.h
+++ b/include/cos_defines.h
@@ -11,7 +11,7 @@
 
 namespace qcloud_cos {
 
-#define COS_CPP_SDK_VERSON "v5.5.12"
+#define COS_CPP_SDK_VERSON "v5.5.13"
 
 /// 路径分隔符
 const char kPathDelimiter[] = "/";
diff --git a/include/util/codec_util.h b/include/util/codec_util.h
index e51d809..cd9f8b0 100644
--- a/include/util/codec_util.h
+++ b/include/util/codec_util.h
@@ -32,6 +32,8 @@ class CodecUtil {
   static void BinToHex(const unsigned char* bin, unsigned int binLen,
                        char* hex);
 
+  static bool IsalnumAscii(int c);
+  
   static std::string EncodeKey(const std::string& key);
 
   /**
diff --git a/src/util/codec_util.cpp b/src/util/codec_util.cpp
index 9257158..faf6117 100644
--- a/src/util/codec_util.cpp
+++ b/src/util/codec_util.cpp
@@ -30,11 +30,16 @@ void CodecUtil::BinToHex(const unsigned char* bin, unsigned int binLen,
   }
 }
 
+bool CodecUtil::IsalnumAscii(int c) {
+  // 使用 ASCII 码范围判断是否是字母或数字
+  return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || (c >= '0' && c <= '9');
+}
+
 std::string CodecUtil::EncodeKey(const std::string& key) {
   std::string encodedKey = "";
   std::size_t length = key.length();
   for (size_t i = 0; i < length; ++i) {
-    if (isalnum((unsigned char)key[i]) || (key[i] == '-') || (key[i] == '_') ||
+    if (IsalnumAscii((unsigned char)key[i]) || (key[i] == '-') || (key[i] == '_') ||
         (key[i] == '.') || (key[i] == '~') || (key[i] == '/')) {
       encodedKey += key[i];
     } else {
@@ -50,7 +55,7 @@ std::string CodecUtil::UrlEncode(const std::string& str) {
   std::string encodedUrl = "";
   std::size_t length = str.length();
   for (size_t i = 0; i < length; ++i) {
-    if (isalnum((unsigned char)str[i]) || (str[i] == '-') || (str[i] == '_') ||
+    if (IsalnumAscii((unsigned char)str[i]) || (str[i] == '-') || (str[i] == '_') ||
         (str[i] == '.') || (str[i] == '~')) {
       encodedUrl += str[i];
     } else {