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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 | < html > <!-- #BeginTemplate "/Templates/tmpl.dwt" --> <!-- DW6 --> < head > <!-- #BeginEditable "doctitle" --> < title >PTypes: streams</ title > <!-- #EndEditable --> < meta http-equiv = "Content-Type" content = "text/html; charset=iso-8859-1" > < link rel = "stylesheet" href = "styles.css" > </ head > < body bgcolor = "#FFFFFF" leftmargin = "40" marginwidth = "40" > < p >< a href = "../index.html" >< img src = "title-21.png" width = "253" height = "39" alt = "C++ Portable Types Library (PTypes) Version 2.1" border = "0" ></ a > < hr size = "1" noshade> <!-- #BeginEditable "body" --> < p class = "hpath" >< a href = "index.html" >Top</ a >: Streams</ p > < ul > < li > < h5 >< a href = "streams.iobase.html" >iobase</ a > - common input/output interface</ h5 > </ li > < li > < h5 >< a href = "streams.instm.html" >instm</ a > - basic input stream</ h5 > </ li > < li > < h5 >< a href = "streams.outstm.html" >outstm</ a > - basic output stream</ h5 > </ li > < li > < h5 >< a href = "streams.infile.html" >infile</ a > - file input</ h5 > </ li > < li > < h5 >< a href = "streams.outfile.html" >outfile</ a > - file output</ h5 > </ li > < li > < h5 >< a href = "streams.logfile.html" >logfile</ a > - file output with thread-safe formatting functions</ h5 > </ li > < li > < h5 >< a href = "streams.namedpipe.html" >namedpipe</ a > - named pipe/UNIX local socket</ h5 > </ li > < li > < h5 >< a href = "streams.npserver.html" >npserver</ a > - named pipe server</ h5 > </ li > < li > < h5 >< a href = "streams.stdio.html" >Standard input, output and error devices</ a ></ h5 > </ li > < li > < h5 >< a href = "streams.md5.html" >outmd5</ a > - MD5 message digest computation</ h5 > </ li > < li > < h5 >< a href = "streams.inmem.html" >inmemory</ a > - memory input</ h5 > </ li > < li > < h5 >< a href = "streams.outmem.html" >outmemory</ a > - memory output</ h5 > </ li > < li > < h5 >< a href = "streams.errors.html" >Error handling</ a ></ h5 > </ li > < li > < h5 >< a href = "streams.examples.html" >Examples</ a ></ h5 > </ li > </ ul > < p >The stream input/output module, which is an integral part of PTypes, declares a family of classes that implement abstract functionality of stream-oriented data processing. The main features of this module include:</ p > < ul > < li > Text processing utilities, such like token extraction using character sets.</ li > < li > Buffering: both input and output streams can be buffered to speed up operation.</ li > < li > Scalability: the functionality of either input or output streams can be overridden by providing several low-level routines for the given device or communication protocol.</ li > < li > System-independent error handling: regardless of the system on which the library is compiled, the error codes are presented in UNIX "errno" semantics.</ li > </ ul > < p >The basic class < a href = "streams.iobase.html" >iobase</ a > encapsulates features common to both input and output, such like buffering, event and error handling, etc. This class is derived from < a href = "unknown.html" >component</ a >. Two descendant classes -- < a href = "streams.instm.html" >instm</ a > and < a href = "streams.outstm.html" >outstm</ a > -- specialize in data input and output respectively, as well as provide simple and powerful text processing utility methods.</ p > < p >PTypes declares three built-in objects for < a href = "streams.stdio.html" >standard input, output and error devices</ a >. </ p > < p >All recoverable error conditions generate exceptions of class < span class = "lang" >(estream*)</ span >. See < a href = "streams.errors.html" >Error handling</ a > for details.</ p > < p >Some encapsulated structure fields in this module are accessed through < span class = "lang" >get_X()</ span > and < span class = "lang" >set_X()</ span > function pairs. To simplify documentation, we use a single description in the form < span class = "lang" >get/set_X()</ span > for such fields, and sometimes we refer to them as < i >properties</ i >.</ p > < p >The stream i/o class family is declared in < a href = "include/pstreams.h.html" >< pstreams.h ></ a >.</ p > < p class = "seealso" >See also: < a href = "inet.html" >Networking</ a ></ p > <!-- #EndEditable --> < hr size = "1" > < a href = "../index.html" class = "ns" >PTypes home</ a > </ body > <!-- #EndTemplate --> </ html > |
Source at commit 209d6fa3805c created 11 years 11 months ago. By Nathan Adams, Updating tparray to use variants as array because tpodlist was causing variant data corruption |
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