Write a binary file as an asc hex file

Void hex2asc (byte hex, tchar uchar [3]) <br/> {<br/> // convert 0-f to '0'-'F' <br/> # define bin2txt (x)> 9 )? (X)-10 + _ T ('A'): (x) + _ T ('0 '))) </P> <p> uchar [0] = bin2txt (hex> 4); // Level 4 <br/> uchar [1] = bin2txt (hex & 0x0f ); // four lower places <br/> uchar [2] = 0; // end <br/>}</P> <p> byte asc2hex (const tchar uchar [3]) <br/>{< br/> byte hex; <br/> # define assertishexasc (x) assert (x)> = _ T ('0') & (x) <= _ T ('9 ')) \ <br/> | (x)> = _ T ('A') & (x) <= _ T ('F ')) \ <br/> | (x) >=_ T ('A') & (x) <= _ T ('F '))) <br/> assertishexasc (uchar [0]); // determines whether the data is Valid '0'-'9' A '-'F' <br/> assertishexasc (uchar [1]); // determine whether the data is valid '0'-'9' A '-'f'' A'-'F' <br/> # define txt2bin (X) (x)> = _ T ('0') & (x) <= _ T ('9 '))? (X)-_ T ('0'): \ <br/> (x) >=_ T ('A') & (X) <= _ T ('F '))? (X)-_ T ('A') + 10): (x)-_ T ('A') + 10 ))) <br/> hex = (txt2bin (uchar [0]) <4; // Level 4 <br/> hex | = (txt2bin (uchar [1]); // four lower bits <br/> return hex; <br/>}</P> <p> ulonglong convbin2txt (lpctstr pszsrcfile, lpctstr pszdstfile, int nperlinebytecount = 16) <br/>{< br/> ulonglong ncount = 0; // conversion counter <br/> byte nbin, ntxt [2]; // convert buff <br/> byte nnewline [] = {'/R','/N '}; // press enter to wrap the line </P> <p> try <br/> {<br/> cfile srcfi Le (pszsrcfile, cfile: moderead); // open the source file <br/> cfile dstfile (pszdstfile, cfile: modecreate | cfile: modereadwrite ); // open the target file </P> <p> while (srcfile. read (& nbin, 1) = 1) // read 1 byte <br/>{< br/> # define bin2txt (x)> 9 )? (X) + 'a'-10): (x) + '0 ')) // convert 0-f to '0'-'F' <br/> ntxt [0] = bin2txt (nbin> 4 ); ntxt [1] = bin2txt (nbin & 0x0f); // 4-bit conversion </P> <p> dstfile. write (ntxt, 2); // write the target file <br/> ncount ++; // accumulate the converted bytes </P> <p> If (ncount % nperlinebytecount = 0) // The number of bytes that do not exist <br/> dstfile. write (nnewline, 2); // write a carriage return line break <br/>}</P> <p> srcfile. close (); // close the source file </P> <p> nbin = 0; <br/> dstfile. write (& nbin, 1); // write 0 end text <br/> dstfile. close (); // close the target file </P> <p >}< br/> catch (cfileexception * E) // capture exceptions <br/>{< br/> E-> reporterror (); // report exceptions <br/> E-> Delete (); // clear the exception <br/>}</P> <p> return ncount; // return the number of converted bytes <br/>}</P> <p> // test code <br/> convbin2txt (_ T ("C: // XXXX. PCM "), _ T (" C: // 1.txt"); </P> <p>