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author | Loic Blot <loic.blot@unix-experience.fr> | 2015-02-21 13:00:57 +0100 |
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committer | Loic Blot <loic.blot@unix-experience.fr> | 2015-02-21 14:03:27 +0100 |
commit | 3998a1f8f98c9d95a4b91b7a95612c6313081279 (patch) | |
tree | 52a1dfc796173a122fa46955b6fb979271f852b5 /src/base64.cpp | |
parent | aa31e3c7f31fc00abc64551ebc03ed757311280a (diff) | |
download | dragonfireclient-3998a1f8f98c9d95a4b91b7a95612c6313081279.tar.xz |
Move sha1.hpp and base64.hpp to util/
Diffstat (limited to 'src/base64.cpp')
-rw-r--r-- | src/base64.cpp | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/src/base64.cpp b/src/base64.cpp deleted file mode 100644 index e14de7de2..000000000 --- a/src/base64.cpp +++ /dev/null @@ -1,131 +0,0 @@ -/* -base64.cpp and base64.h - -Copyright (C) 2004-2008 René Nyffenegger - -This source code is provided 'as-is', without any express or implied -warranty. In no event will the author be held liable for any damages -arising from the use of this software. - -Permission is granted to anyone to use this software for any purpose, -including commercial applications, and to alter it and redistribute it -freely, subject to the following restrictions: - -1. The origin of this source code must not be misrepresented; you must not - claim that you wrote the original source code. If you use this source code - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - -2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original source code. - -3. This notice may not be removed or altered from any source distribution. - -René Nyffenegger rene.nyffenegger@adp-gmbh.ch - -*/ - -#include "base64.h" -#include <iostream> - -static const std::string base64_chars = - "ABCDEFGHIJKLMNOPQRSTUVWXYZ" - "abcdefghijklmnopqrstuvwxyz" - "0123456789+/"; - - -static inline bool is_base64(unsigned char c) { - return (isalnum(c) || (c == '+') || (c == '/')); -} - -bool base64_is_valid(std::string const& s) -{ - for(size_t i=0; i<s.size(); i++) - if(!is_base64(s[i])) return false; - return true; -} - -std::string base64_encode(unsigned char const* bytes_to_encode, unsigned int in_len) { - std::string ret; - int i = 0; - int j = 0; - unsigned char char_array_3[3]; - unsigned char char_array_4[4]; - - while (in_len--) { - char_array_3[i++] = *(bytes_to_encode++); - if (i == 3) { - char_array_4[0] = (char_array_3[0] & 0xfc) >> 2; - char_array_4[1] = ((char_array_3[0] & 0x03) << 4) + ((char_array_3[1] & 0xf0) >> 4); - char_array_4[2] = ((char_array_3[1] & 0x0f) << 2) + ((char_array_3[2] & 0xc0) >> 6); - char_array_4[3] = char_array_3[2] & 0x3f; - - for(i = 0; (i <4) ; i++) - ret += base64_chars[char_array_4[i]]; - i = 0; - } - } - - if (i) - { - for(j = i; j < 3; j++) - char_array_3[j] = '\0'; - - char_array_4[0] = (char_array_3[0] & 0xfc) >> 2; - char_array_4[1] = ((char_array_3[0] & 0x03) << 4) + ((char_array_3[1] & 0xf0) >> 4); - char_array_4[2] = ((char_array_3[1] & 0x0f) << 2) + ((char_array_3[2] & 0xc0) >> 6); - char_array_4[3] = char_array_3[2] & 0x3f; - - for (j = 0; (j < i + 1); j++) - ret += base64_chars[char_array_4[j]]; - - // Don't pad it with = - /*while((i++ < 3)) - ret += '=';*/ - - } - - return ret; - -} - -std::string base64_decode(std::string const& encoded_string) { - int in_len = encoded_string.size(); - int i = 0; - int j = 0; - int in_ = 0; - unsigned char char_array_4[4], char_array_3[3]; - std::string ret; - - while (in_len-- && ( encoded_string[in_] != '=') && is_base64(encoded_string[in_])) { - char_array_4[i++] = encoded_string[in_]; in_++; - if (i ==4) { - for (i = 0; i <4; i++) - char_array_4[i] = base64_chars.find(char_array_4[i]); - - char_array_3[0] = (char_array_4[0] << 2) + ((char_array_4[1] & 0x30) >> 4); - char_array_3[1] = ((char_array_4[1] & 0xf) << 4) + ((char_array_4[2] & 0x3c) >> 2); - char_array_3[2] = ((char_array_4[2] & 0x3) << 6) + char_array_4[3]; - - for (i = 0; (i < 3); i++) - ret += char_array_3[i]; - i = 0; - } - } - - if (i) { - for (j = i; j <4; j++) - char_array_4[j] = 0; - - for (j = 0; j <4; j++) - char_array_4[j] = base64_chars.find(char_array_4[j]); - - char_array_3[0] = (char_array_4[0] << 2) + ((char_array_4[1] & 0x30) >> 4); - char_array_3[1] = ((char_array_4[1] & 0xf) << 4) + ((char_array_4[2] & 0x3c) >> 2); - char_array_3[2] = ((char_array_4[2] & 0x3) << 6) + char_array_4[3]; - - for (j = 0; (j < i - 1); j++) ret += char_array_3[j]; - } - - return ret; -} |