/**
?*?Copyright?（c）?2006-2008?Apple?Inc.?All?rights?reserved.
?*
?*?Licensed?under?the?Apache?License?Version?2.0?（the?“License“）;
?*?you?may?not?use?this?file?except?in?compliance?with?the?License.
?*?You?may?obtain?a?copy?of?the?License?at
?*
?*?????http://www.apache.org/licenses/LICENSE-2.0
?*
?*?Unless?required?by?applicable?law?or?agreed?to?in?writing?software
?*?distributed?under?the?License?is?distributed?on?an?“AS?IS“?BASIS
?*?WITHOUT?WARRANTIES?OR?CONDITIONS?OF?ANY?KIND?either?express?or?implied.
?*?See?the?License?for?the?specific?language?governing?permissions?and
?*?limitations?under?the?License.
?**/

#include?“base64.h“

#include?
#include?

//?base64?tables
static?char?basis_64[]?=
????“ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/“;
static?signed?char?index_64[128]?=
{
????-1-1-1-1?-1-1-1-1?-1-1-1-1?-1-1-1-1
????-1-1-1-1?-1-1-1-1?-1-1-1-1?-1-1-1-1
????-1-1-1-1?-1-1-1-1?-1-1-162?-1-1-163
????52535455?56575859?6061-1-1?-1-1-1-1
????-1?0?1?2??3?4?5?6??7?8?910?11121314
????15161718?19202122?232425-1?-1-1-1-1
????-1262728?29303132?33343536?37383940
????41424344?45464748?495051-1?-1-1-1-1
};
#define?CHAR64（c）??（（（c）??127）???-1?:?index_64[（c）]）

//?base64_encode????:????base64?encode
//
//?value????????????:????data?to?encode
//?vlen?????????????:????length?of?data
//?（result）?????????:????new?char[]?-?c-str?of?result
char?*base64_encode（const?unsigned?char?*value?int?vlen）
{
????char?*result?=?（char?*）malloc（（vlen?*?4）?/?3?+?5）;
????char?*out?=?result;
????while?（vlen?>=?3）
????{
????????*out++?=?basis_64[value[0]?>>?2];
????????*out++?=?basis_64[（（value[0]?<>?4）];
????????*out++?=?basis_64[（（value[1]?<>?6）];
????????*out++?=?basis_64[value[2]?&?0x3F];
????????value?+=?3;
????????vlen?-=?3;
????}
????if?（vlen?>?0）
????{
????????*out++?=?basis_64[value[0]?>>?2];
????????unsigned?char?oval?=?（value[0]?<????????if?（vlen?>?1）?oval?|=?value[1]?>>?4;
????????*out++?=?basis_64[oval];
????????*out++?=?（vlen?????????*out++?=?‘=‘;
????}
????*out?=?‘\0‘;

????return?result;
}

//?base64_decode????:????base64?decode
//
//?value????????????:????c-str?to?decode
//?rlen?????????????:????length?of?decoded?result
//?（result）?????????:????new?unsigned?char[]?-?decoded?result
unsigned?char?*base64_decode（const?char?*value?int?*rlen）
{
????*rlen?=?0;
????int?c1?c2?c3?c4;

????int?vlen?=?strlen（value）;
????unsigned?char?*result?=（unsigned?char?*）malloc（（vlen?*?3）?/?4?+?1）;
????unsigned?char?*out?=?result;

????while?（1）
????{
????????if?（value[0]==0）
????????????return?result;
????????c1?=?value[0];
????????if?（CHAR64（c1）?==?-1）
????????????goto?base64_decode_error;;
????????c2?=?value[1];
????????if?（CHAR64（c2）?==?-1）
????????????goto?base64_decode_error;;
?????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\
?????文件?????????143??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\README.md
?????目錄???????????0??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\
?????目錄???????????0??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\censorify\
?????文件???????????0??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\censorify\README.md
?????文件?????????571??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\censorify\censortext.js
?????文件?????????204??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\censorify\package.json
?????文件?????????369??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\censorify\publish_package.json
?????目錄???????????0??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\readwords\
?????目錄???????????0??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\readwords\node_modules\
?????目錄???????????0??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\readwords\node_modules\censorify\
?????文件???????????0??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\readwords\node_modules\censorify\README.md
?????文件?????????571??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\readwords\node_modules\censorify\censortext.js
?????文件?????????472??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\readwords\node_modules\censorify\package.json
?????文件?????????369??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\readwords\node_modules\censorify\publish_package.json
?????文件?????????262??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch03\readwords\readwords.js
?????目錄???????????0??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch04\
?????文件?????????353??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch04\callback_chain.js
?????文件?????????469??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch04\callback_closure.js
?????文件?????????694??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch04\callback_parameter.js
?????文件?????????933??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch04\emmiter_listener.js
?????文件?????????415??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch04\nexttick.js
?????文件?????????288??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch04\simple_interval.js
?????文件?????????374??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch04\simple_timer.js
?????目錄???????????0??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch05\
?????文件?????????248??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch05\buffer_concat.js
?????文件?????????730??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch05\buffer_copy.js
?????文件?????????376??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch05\buffer_read.js
?????文件?????????272??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch05\buffer_slice.js
?????文件?????????218??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch05\buffer_write.js
?????文件????????1201??2014-11-10?22:12??nodejs-mongodb-angularjs-web-development-master\ch05\buffered_data.js
............此處省略2566個文件信息