彻底改版2.0

tool/3rd_smtpclient/quotedprintable.cpp

@@ -0,0 +1,43 @@
+#include "quotedprintable.h"
+
+QString &QuotedPrintable::encode(const QByteArray &input)
+{
+	QString *output = new QString();
+
+	char byte;
+	const char hex[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
+
+	for (int i = 0; i < input.length() ; ++i) {
+		byte = input.at(i);
+
+		if ((byte == 0x20) || ((byte >= 33) && (byte <= 126) && (byte != 61))) {
+			output->append(byte);
+		} else {
+			output->append('=');
+			output->append(hex[((byte >> 4) & 0x0F)]);
+			output->append(hex[(byte & 0x0F)]);
+		}
+	}
+
+	return *output;
+}
+
+
+QByteArray &QuotedPrintable::decode(const QString &input)
+{
+	//                    0  1  2  3  4  5  6  7  8  9  :  ;  <  =  >  ?  @  A   B   C   D   E   F
+	const int hexVal[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 0, 0, 10, 11, 12, 13, 14, 15};
+
+	QByteArray *output = new QByteArray();
+
+	for (int i = 0; i < input.length(); ++i) {
+		if (input.at(i).toLatin1() == '=') {
+			int index = ++i;
+			output->append((hexVal[input.at(index).toLatin1() - '0'] << 4) + hexVal[input.at(++i).toLatin1() - '0']);
+		} else {
+			output->append(input.at(i).toLatin1());
+		}
+	}
+
+	return *output;
+}