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  124. <li><strong>nixio.bin</strong></li>
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  138. <h1>Class <code>nixio.bin</code></h1>
  139. <p>
  140. Binary operations and conversion.</p>
  141. <h2>Functions</h2>
  142. <table class="function_list">
  143. <tr>
  144. <td class="name" nowrap><a href="#b64decode">b64decode</a>&nbsp;(buffer)</td>
  145. <td class="summary">
  146. Base64 decode a given buffer.</td>
  147. </tr>
  148. <tr>
  149. <td class="name" nowrap><a href="#b64encode">b64encode</a>&nbsp;(buffer)</td>
  150. <td class="summary">
  151. Base64 encode a given buffer.</td>
  152. </tr>
  153. <tr>
  154. <td class="name" nowrap><a href="#crc32">crc32</a>&nbsp;(buffer, initial)</td>
  155. <td class="summary">
  156. Calculate the CRC32 value of a buffer.</td>
  157. </tr>
  158. <tr>
  159. <td class="name" nowrap><a href="#hexlify">hexlify</a>&nbsp;(buffer)</td>
  160. <td class="summary">
  161. Return a hexadecimal ASCII represantation of the content of a buffer.</td>
  162. </tr>
  163. <tr>
  164. <td class="name" nowrap><a href="#unhexlify">unhexlify</a>&nbsp;(hexvalue)</td>
  165. <td class="summary">
  166. Return a binary buffer from a hexadecimal ASCII representation.</td>
  167. </tr>
  168. </table>
  169. <br/>
  170. <br/>
  171. <h2><a name="functions"></a>Functions</h2>
  172. <dl class="function">
  173. <dt><a name="b64decode"></a><strong>b64decode</strong>&nbsp;(buffer)</dt>
  174. <dd>
  175. Base64 decode a given buffer.
  176. <h3>Parameters</h3>
  177. <ul>
  178. <li>
  179. buffer: Base64 Encoded data
  180. </li>
  181. </ul>
  182. <h3>Return value:</h3>
  183. binary data
  184. </dd>
  185. <dt><a name="b64encode"></a><strong>b64encode</strong>&nbsp;(buffer)</dt>
  186. <dd>
  187. Base64 encode a given buffer.
  188. <h3>Parameters</h3>
  189. <ul>
  190. <li>
  191. buffer: Buffer
  192. </li>
  193. </ul>
  194. <h3>Return value:</h3>
  195. base64 encoded buffer
  196. </dd>
  197. <dt><a name="crc32"></a><strong>crc32</strong>&nbsp;(buffer, initial)</dt>
  198. <dd>
  199. Calculate the CRC32 value of a buffer.
  200. <h3>Parameters</h3>
  201. <ul>
  202. <li>
  203. buffer: Buffer
  204. </li>
  205. <li>
  206. initial: Initial CRC32 value (optional)
  207. </li>
  208. </ul>
  209. <h3>Return value:</h3>
  210. crc32 value
  211. </dd>
  212. <dt><a name="hexlify"></a><strong>hexlify</strong>&nbsp;(buffer)</dt>
  213. <dd>
  214. Return a hexadecimal ASCII represantation of the content of a buffer.
  215. <h3>Parameters</h3>
  216. <ul>
  217. <li>
  218. buffer: Buffer
  219. </li>
  220. </ul>
  221. <h3>Return value:</h3>
  222. representation using characters [0-9a-f]
  223. </dd>
  224. <dt><a name="unhexlify"></a><strong>unhexlify</strong>&nbsp;(hexvalue)</dt>
  225. <dd>
  226. Return a binary buffer from a hexadecimal ASCII representation.
  227. <h3>Parameters</h3>
  228. <ul>
  229. <li>
  230. hexvalue: representation using characters [0-9a-f]
  231. </li>
  232. </ul>
  233. <h3>Return value:</h3>
  234. binary data
  235. </dd>
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