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https://github.com/pdf2htmlEX/pdf2htmlEX.git
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simplify base64stream
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parent
2deef0d6dd
commit
7a9d98b194
@ -7,14 +7,14 @@ using std::ostream;
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ostream & base64stream::dumpto(ostream & out)
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ostream & base64stream::dumpto(ostream & out)
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{
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{
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unsigned char buf[3];
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unsigned char buf[3];
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while(in.read((char*)buf, 3))
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while(in->read((char*)buf, 3))
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{
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{
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out << base64_encoding[(buf[0] & 0xfc)>>2]
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out << base64_encoding[(buf[0] & 0xfc)>>2]
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<< base64_encoding[((buf[0] & 0x03)<<4) | ((buf[1] & 0xf0)>>4)]
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<< base64_encoding[((buf[0] & 0x03)<<4) | ((buf[1] & 0xf0)>>4)]
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<< base64_encoding[((buf[1] & 0x0f)<<2) | ((buf[2] & 0xc0)>>6)]
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<< base64_encoding[((buf[1] & 0x0f)<<2) | ((buf[2] & 0xc0)>>6)]
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<< base64_encoding[(buf[2] & 0x3f)];
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<< base64_encoding[(buf[2] & 0x3f)];
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}
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}
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auto cnt = in.gcount();
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auto cnt = in->gcount();
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if(cnt > 0)
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if(cnt > 0)
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{
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{
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for(int i = cnt; i < 3; ++i)
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for(int i = cnt; i < 3; ++i)
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@ -39,7 +39,6 @@ ostream & base64stream::dumpto(ostream & out)
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const char * base64stream::base64_encoding = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
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const char * base64stream::base64_encoding = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
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ostream & operator << (ostream & out, base64stream & bf) { return bf.dumpto(out); }
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ostream & operator << (ostream & out, base64stream bf) { return bf.dumpto(out); }
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ostream & operator << (ostream & out, base64stream && bf) { return bf.dumpto(out); }
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} //namespace pdf2htmlEX
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} //namespace pdf2htmlEX
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@ -15,17 +15,16 @@ namespace pdf2htmlEX {
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class base64stream
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class base64stream
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{
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{
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public:
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public:
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base64stream(std::istream & in) : in(in) { }
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base64stream(std::istream & in) : in(&in) { }
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std::ostream & dumpto(std::ostream & out);
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std::ostream & dumpto(std::ostream & out);
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private:
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private:
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std::istream & in;
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std::istream * in;
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static const char * base64_encoding;
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static const char * base64_encoding;
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};
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};
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std::ostream & operator << (std::ostream & out, base64stream & bf);
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std::ostream & operator << (std::ostream & out, base64stream bf);
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std::ostream & operator << (std::ostream & out, base64stream && bf);
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} //namespace pdf2htmlEX
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} //namespace pdf2htmlEX
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#endif //BASE64STREAM_H__
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#endif //BASE64STREAM_H__
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