xept.cc

   1 // This file is part of the interchange file format library.
   2 //
   3 // Copyright (C) 2003-2006 by Mike Sharov <msharov@users.sourceforge.net>
   4 // This file is free software, distributed under the MIT License.
   5 //
   6 // xept.cc
   7 //
   8
   9 #include "xept.h"
  10
  11 namespace iff {
  12
  13 //----------------------------------------------------------------------
  14
  15 /// Wrong format error for \p typeName at \p offset; \p expected format does not match \p actual format.
  16 XFormatMismatch::XFormatMismatch (const char* typeName, uoff_t offset, fmt_t expected, fmt_t actual) throw()
  17 : exception(),
  18   m_TypeName (typeName),
  19   m_Offset (offset),
  20   m_Expected (expected),
  21   m_Actual (actual)
  22 {
  23 }
  24
  25 /// Writes error description to \p msgbuf. Default fmt is "iff chunk %s at 0x%zX has format %08X (%c%c%c%c), expected %08X (%c%c%c%c)"
  26 void XFormatMismatch::info (string& msgbuf, const char* fmt) const throw()
  27 {
  28     if (!fmt) fmt = "iff chunk %s at 0x%zX has format %08X (%c%c%c%c), expected %08X (%c%c%c%c)";
  29     char expstr[sizeof(fmt_t)]; *(fmt_t*)(expstr) = m_Expected;
  30     char actstr[sizeof(fmt_t)]; *(fmt_t*)(actstr) = m_Actual;
  31     for (size_t i = 0; i < sizeof(fmt_t); ++ i) {
  32         if (!isprint(expstr[i]))
  33             expstr[i] = '.';
  34         if (!isprint(actstr[i]))
  35             actstr[i] = '.';
  36     }
  37     char dmname [256];
  38     strncpy (dmname, m_TypeName, VectorSize(dmname));
  39     dmname[VectorSize(dmname)-1] = 0;
  40     demangle_type_name (VectorBlock (dmname));
  41     try {
  42         msgbuf.format (fmt, dmname, m_Offset,
  43                 m_Actual, actstr[0], actstr[1], actstr[2], actstr[3],
  44                 m_Expected, expstr[0], expstr[1], expstr[2], expstr[3]);
  45     } catch (...) {}
  46 }
  47
  48 //----------------------------------------------------------------------
  49
  50 /// Chunk of \p typeName at \p offset is not of the \p expected size.
  51 XChunkSizeMismatch::XChunkSizeMismatch (const char* typeName, uoff_t offset, size_t expected, size_t actual) throw()
  52 : exception(),
  53   m_TypeName (typeName),
  54   m_Offset (offset),
  55   m_Expected (expected),
  56   m_Actual (actual)
  57 {
  58 }
  59
  60 /// Writes error description to \p msgbuf. Default \p fmt is "iff chunk %s at 0x%zX is %zu bytes, expected %zu"
  61 void XChunkSizeMismatch::info (string& msgbuf, const char* fmt) const throw()
  62 {
  63     if (!fmt) fmt = "iff chunk %s at 0x%zX is %zu bytes, expected %zu";
  64     char dmname [256];
  65     strncpy (dmname, m_TypeName, VectorSize(dmname));
  66     dmname[VectorSize(dmname)-1] = 0;
  67     demangle_type_name (VectorBlock (dmname));
  68     try { msgbuf.format (fmt, dmname, m_Offset, m_Actual, m_Expected); } catch (...) {}
  69 }
  70
  71 //----------------------------------------------------------------------
  72
  73 } // namespace iff
  74