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1 //
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2 // VMime library (http://www.vmime.org)
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3 // Copyright (C) 2002-2013 Vincent Richard <vincent@vmime.org>
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4 //
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5 // This program is free software; you can redistribute it and/or
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6 // modify it under the terms of the GNU General Public License as
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7 // published by the Free Software Foundation; either version 3 of
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8 // the License, or (at your option) any later version.
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9 //
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10 // This program is distributed in the hope that it will be useful,
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11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 // General Public License for more details.
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14 //
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15 // You should have received a copy of the GNU General Public License along
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16 // with this program; if not, write to the Free Software Foundation, Inc.,
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17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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18 //
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19 // Linking this library statically or dynamically with other modules is making
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20 // a combined work based on this library. Thus, the terms and conditions of
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21 // the GNU General Public License cover the whole combination.
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22 //
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23
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24
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25 // Helper function to obtain an encoder given its name
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26 static vmime::shared_ptr <vmime::utility::encoder::encoder> getEncoder(const vmime::string& name,
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27 int maxLineLength = 0, const vmime::propertySet props = vmime::propertySet())
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28 {
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29 vmime::shared_ptr <vmime::utility::encoder::encoder> enc =
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30 vmime::utility::encoder::encoderFactory::getInstance()->create(name);
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31
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32 enc->getProperties() = props;
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33
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34 if (maxLineLength != 0)
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35 enc->getProperties()["maxlinelength"] = maxLineLength;
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36
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37 return enc;
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38 }
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39
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40
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41 // Encoding helper function
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42 static const vmime::string encode(const vmime::string& name, const vmime::string& in,
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43 int maxLineLength = 0, const vmime::propertySet props = vmime::propertySet())
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44 {
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45 vmime::shared_ptr <vmime::utility::encoder::encoder> enc = getEncoder(name, maxLineLength, props);
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46
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47 vmime::utility::inputStreamStringAdapter vin(in);
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48
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49 std::ostringstream out;
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50 vmime::utility::outputStreamAdapter vout(out);
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51
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52 enc->encode(vin, vout);
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53
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54 return (out.str());
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55 }
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56
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57
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58 // Decoding helper function
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59 static const vmime::string decode(const vmime::string& name, const vmime::string& in, int maxLineLength = 0)
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60 {
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61 vmime::shared_ptr <vmime::utility::encoder::encoder> enc = getEncoder(name, maxLineLength);
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62
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63 vmime::utility::inputStreamStringAdapter vin(in);
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64
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65 std::ostringstream out;
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66 vmime::utility::outputStreamAdapter vout(out);
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67
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68 enc->decode(vin, vout);
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69
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70 return (out.str());
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71 }
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