Re: Reading Binary or Hex Data from a File

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#579

From: Ronald Steedman
Date: Fri, 04 Feb 2000 00:00

21 lines
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 ifstream will do what you want. You just have to set it to "binary mode".

 // open file in binary mode
 ifstream fin;
 fin.open("file.dat", ios::in | ios::binary);
 
 // read raw data into buffer
 char* buffer = new char[256];
 while ( fin.read(buffer, 256) ) {
   // process buffer
 }

  -- Ron Steedman

Alex Sramek <losal4@mminternet.com> wrote:
: Hi, I have a bunch of .dat files that I need to read with a program I'm
: making.  However, I haven't found a way, with my limited c++ experience, to
: do so.  If fstream is used, special characters will most likely be
: overlooked, and the data I'm reading has a range from 00 to FF.  I'd like to
: read it in hex, or as 8-bit integers, or even bitwise... I just want to read
: it and make sure everything gets in OK.

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From: Ronald Steedman <steedman@quake.cs.fsu.edu>
Subject: Re: Reading Binary or Hex Data from a File
Date: 2000/02/04
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