1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 2 3<html> 4 <head> 5 <meta name="generator" content="HTML Tidy, see www.w3.org"> 6 <title>Block Job Transfer</title> 7 <meta name="GENERATOR" content= 8 "Modular DocBook HTML Stylesheet Version 1.7"> 9 <link rel="HOME" title=" LPRng Reference Manual" href= 10 "index.htm"> 11 <link rel="UP" title="RFC 1179 - Line Printer Daemon Protocol " 12 href="rfc1179ref.htm"> 13 <link rel="PREVIOUS" title="LPC Requests " href= 14 "lpcreread.htm"> 15 <link rel="NEXT" title="Authenticated Transfer" href= 16 "x10656.htm"> 17 </head> 18 19 <body class="SECT1" bgcolor="#FFFFFF" text="#000000" link= 20 "#0000FF" vlink="#840084" alink="#0000FF"> 21 <div class="NAVHEADER"> 22 <table summary="Header navigation table" width="100%" border= 23 "0" cellpadding="0" cellspacing="0"> 24 <tr> 25 <th colspan="3" align="center">LPRng Reference Manual: 5 26 Sep 2003 (For LPRng-3.8.22)</th> 27 </tr> 28 29 <tr> 30 <td width="10%" align="left" valign="bottom"><a href= 31 "lpcreread.htm" accesskey="P">Prev</a></td> 32 33 <td width="80%" align="center" valign="bottom">Chapter 34 19. RFC 1179 - Line Printer Daemon Protocol</td> 35 36 <td width="10%" align="right" valign="bottom"><a href= 37 "x10656.htm" accesskey="N">Next</a></td> 38 </tr> 39 </table> 40 <hr align="LEFT" width="100%"> 41 </div> 42 43 <div class="SECT1"> 44 <h1 class="SECT1"><a name="SENDBLOCKFORMAT">19.9. Block Job 45 Transfer</a></h1> 46 47 <p>Options used:</p> 48 49 <ul> 50 <li> 51 <p><var class="LITERAL">send_block_format</var> FLAG 52 <span class="emphasis"><i class="EMPHASIS">Transfer job 53 as a block</i></span></p> 54 </li> 55 </ul> 56 <br> 57 <br> 58 59 <p>In normal job transfer operations, the sender and receiver 60 have a handshake interaction in order to transfer a print 61 job. Each file is sent individually. The <var class= 62 "LITERAL">send_block_format</var> option forces a Block Job 63 Transfer operation. This causes the sender to transfer a 64 single file containing all the job printing information, 65 including control file and data files.</p> 66 67 <p>The transfer command line has the form:</p> 68 69 <div class="INFORMALEXAMPLE"> 70 <a name="AEN10652"></a> 71<pre class="SCREEN"> 72 \007printer size\n 73</pre> 74 </div> 75 <br> 76 <br> 77 78 <p>The receiver will return any acknowledgement of a single 0 79 octet, and then the size bytes of the job will be transferred 80 by the sender. At the end of the transfer a single 0 octet is 81 added, and the receiver will indicate success by returning a 82 single 0 octet. Any other value returned by the receiver 83 indicates an error condition.</p> 84 85 <p>The file transferred by the sender is simply the command 86 lines that it would have normally sent for job transfer, 87 followed by the control or data file values.</p> 88 </div> 89 90 <div class="NAVFOOTER"> 91 <hr align="LEFT" width="100%"> 92 93 <table summary="Footer navigation table" width="100%" border= 94 "0" cellpadding="0" cellspacing="0"> 95 <tr> 96 <td width="33%" align="left" valign="top"><a href= 97 "lpcreread.htm" accesskey="P">Prev</a></td> 98 99 <td width="34%" align="center" valign="top"><a href= 100 "index.htm" accesskey="H">Home</a></td> 101 102 <td width="33%" align="right" valign="top"><a href= 103 "x10656.htm" accesskey="N">Next</a></td> 104 </tr> 105 106 <tr> 107 <td width="33%" align="left" valign="top">LPC 108 Requests</td> 109 110 <td width="34%" align="center" valign="top"><a href= 111 "rfc1179ref.htm" accesskey="U">Up</a></td> 112 113 <td width="33%" align="right" valign="top">Authenticated 114 Transfer</td> 115 </tr> 116 </table> 117 </div> 118 </body> 119</html> 120 121