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00002 #ifdef VCL_NEEDS_PRAGMA_INTERFACE
00003 #pragma implementation
00004 #endif
00005
00006
00007
00008 #include "vnl_io_bignum.h"
00009 #include <vsl/vsl_binary_io.h>
00010
00011
00012
00013 void vsl_b_write(vsl_b_ostream & os, const vnl_bignum & p)
00014 {
00015 const short io_version_no = 1;
00016 vsl_b_write(os, io_version_no);
00017 vcl_string s;
00018 vnl_bignum_to_string(s, p);
00019 vsl_b_write(os, s);
00020 }
00021
00022
00023
00024 void vsl_b_read(vsl_b_istream &is, vnl_bignum & p)
00025 {
00026 if (!is) return;
00027 short ver;
00028 vcl_string s;
00029 vsl_b_read(is, ver);
00030 switch (ver)
00031 {
00032 case 1:
00033 vsl_b_read(is, s);
00034 vnl_bignum_from_string(p, s);
00035 break;
00036
00037 default:
00038 vcl_cerr << "I/O ERROR: vsl_b_read(vsl_b_istream&, vnl_bignum&)\n"
00039 << " Unknown version number "<< ver << '\n';
00040 is.is().clear(vcl_ios::badbit);
00041 return;
00042 }
00043 }
00044
00045
00046
00047 void vsl_print_summary(vcl_ostream & os,const vnl_bignum & p)
00048 {
00049 os<<p;
00050 }