From 9adad45b0f46ae6ce3e9fe50e855985326045f86 Mon Sep 17 00:00:00 2001 From: Lioncash Date: Thu, 7 May 2015 17:10:55 -0400 Subject: [PATCH] string_util: Get rid of UriDecode/UriEncode --- src/common/string_util.cpp | 125 ------------------------------------- src/common/string_util.h | 2 - 2 files changed, 127 deletions(-) diff --git a/src/common/string_util.cpp b/src/common/string_util.cpp index 6563611fd..3a6e51daa 100644 --- a/src/common/string_util.cpp +++ b/src/common/string_util.cpp @@ -287,131 +287,6 @@ std::string ReplaceAll(std::string result, const std::string& src, const std::st return result; } -// UriDecode and UriEncode are from http://www.codeguru.com/cpp/cpp/string/conversions/print.php/c12759 -// by jinq0123 (November 2, 2006) - -// Uri encode and decode. -// RFC1630, RFC1738, RFC2396 - -//#include -//#include - -const char HEX2DEC[256] = -{ - /* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ - /* 0 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16, - /* 1 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16, - /* 2 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16, - /* 3 */ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,16,16, 16,16,16,16, - - /* 4 */ 16,10,11,12, 13,14,15,16, 16,16,16,16, 16,16,16,16, - /* 5 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16, - /* 6 */ 16,10,11,12, 13,14,15,16, 16,16,16,16, 16,16,16,16, - /* 7 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16, - - /* 8 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16, - /* 9 */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16, - /* A */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16, - /* B */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16, - - /* C */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16, - /* D */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16, - /* E */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16, - /* F */ 16,16,16,16, 16,16,16,16, 16,16,16,16, 16,16,16,16 -}; - -std::string UriDecode(const std::string & sSrc) -{ - // Note from RFC1630: "Sequences which start with a percent sign - // but are not followed by two hexadecimal characters (0-9, A-F) are reserved - // for future extension" - - const unsigned char * pSrc = (const unsigned char *)sSrc.c_str(); - const size_t SRC_LEN = sSrc.length(); - const unsigned char * const SRC_END = pSrc + SRC_LEN; - const unsigned char * const SRC_LAST_DEC = SRC_END - 2; // last decodable '%' - - char * const pStart = new char[SRC_LEN]; - char * pEnd = pStart; - - while (pSrc < SRC_LAST_DEC) - { - if (*pSrc == '%') - { - char dec1, dec2; - if (16 != (dec1 = HEX2DEC[*(pSrc + 1)]) - && 16 != (dec2 = HEX2DEC[*(pSrc + 2)])) - { - *pEnd++ = (dec1 << 4) + dec2; - pSrc += 3; - continue; - } - } - - *pEnd++ = *pSrc++; - } - - // the last 2- chars - while (pSrc < SRC_END) - *pEnd++ = *pSrc++; - - std::string sResult(pStart, pEnd); - delete [] pStart; - return sResult; -} - -// Only alphanum is safe. -const char SAFE[256] = -{ - /* 0 1 2 3 4 5 6 7 8 9 A B C D E F */ - /* 0 */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, - /* 1 */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, - /* 2 */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, - /* 3 */ 1,1,1,1, 1,1,1,1, 1,1,0,0, 0,0,0,0, - - /* 4 */ 0,1,1,1, 1,1,1,1, 1,1,1,1, 1,1,1,1, - /* 5 */ 1,1,1,1, 1,1,1,1, 1,1,1,0, 0,0,0,0, - /* 6 */ 0,1,1,1, 1,1,1,1, 1,1,1,1, 1,1,1,1, - /* 7 */ 1,1,1,1, 1,1,1,1, 1,1,1,0, 0,0,0,0, - - /* 8 */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, - /* 9 */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, - /* A */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, - /* B */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, - - /* C */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, - /* D */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, - /* E */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, - /* F */ 0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0 -}; - -std::string UriEncode(const std::string & sSrc) -{ - const char DEC2HEX[16 + 1] = "0123456789ABCDEF"; - const unsigned char * pSrc = (const unsigned char *)sSrc.c_str(); - const size_t SRC_LEN = sSrc.length(); - unsigned char * const pStart = new unsigned char[SRC_LEN * 3]; - unsigned char * pEnd = pStart; - const unsigned char * const SRC_END = pSrc + SRC_LEN; - - for (; pSrc < SRC_END; ++pSrc) - { - if (SAFE[*pSrc]) - *pEnd++ = *pSrc; - else - { - // escape this char - *pEnd++ = '%'; - *pEnd++ = DEC2HEX[*pSrc >> 4]; - *pEnd++ = DEC2HEX[*pSrc & 0x0F]; - } - } - - std::string sResult((char *)pStart, (char *)pEnd); - delete [] pStart; - return sResult; -} - #ifdef _MSC_VER std::string UTF16ToUTF8(const std::u16string& input) diff --git a/src/common/string_util.h b/src/common/string_util.h index a60a84696..356da5b60 100644 --- a/src/common/string_util.h +++ b/src/common/string_util.h @@ -86,8 +86,6 @@ bool SplitPath(const std::string& full_path, std::string* _pPath, std::string* _ void BuildCompleteFilename(std::string& _CompleteFilename, const std::string& _Path, const std::string& _Filename); std::string ReplaceAll(std::string result, const std::string& src, const std::string& dest); -std::string UriDecode(const std::string & sSrc); -std::string UriEncode(const std::string & sSrc); std::string UTF16ToUTF8(const std::u16string& input); std::u16string UTF8ToUTF16(const std::string& input);