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smartbuf.h
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00001 /*
00002  * $Id: smartbuf.h 1919 2014-04-22 22:02:01Z johnoel $
00003  *
00004  * Author: David Fournier
00005  * Copyright (c) 2008-2012 Regents of the University of California
00006  *
00007  * ADModelbuilder and associated libraries and documentations are
00008  * provided under the general terms of the "BSD" license.
00009  *
00010  * License:
00011  *
00012  * Redistribution and use in source and binary forms, with or without
00013  * modification, are permitted provided that the following conditions are
00014  * met:
00015  *
00016  * 1. Redistributions of source code must retain the above copyright
00017  * notice, this list of conditions and the following disclaimer.
00018  *
00019  * 2.  Redistributions in binary form must reproduce the above copyright
00020  * notice, this list of conditions and the following disclaimer in the
00021  * documentation and/or other materials provided with the distribution.
00022  *
00023  * 3.  Neither the name of the  University of California, Otter Research,
00024  * nor the ADMB Foundation nor the names of its contributors may be used
00025  * to endorse or promote products derived from this software without
00026  * specific prior written permission.
00027  *
00028  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00029  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00030  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
00031  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
00032  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00033  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
00034  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
00035  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
00036  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00037  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00038  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00039  *
00040  */
00050 class ad_sbuffer
00051 {
00052 public:
00053   adstring file_name;
00054   char *        buff;
00055   unsigned int  buff_end;
00056   unsigned int  buff_size;
00057   union {
00058      unsigned int  offset;
00059      char fourb[sizeof(unsigned int)];
00060   };
00061   unsigned int  toffset;
00062   char          cmpdif_file_name[81];
00063   int           file_ptr;
00064   ad_sbuffer(unsigned long int,const char * filename);
00065   ~ad_sbuffer();
00066   void write_cmpdif_stack_buffer(void);
00067   void read_cmpdif_stack_buffer(long int& lpos);
00068   void fwrite(void* s,const size_t num_bytes);
00069   void fread(void* s,const size_t num_bytes);
00070   void fwrite( double);
00071   void fwrite(const int&);
00072   void fread(const int&);
00073   void fread(const double&);
00074 };