Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/nsgmls/CodingSystem.C

@@ -0,0 +1,105 @@
+/* $XConsortium: CodingSystem.C /main/2 1996/08/08 12:10:51 mgreess $ */
+// Copyright (c) 1994 James Clark
+// See the file COPYING for copying permission.
+
+#ifdef __GNUG__
+#pragma implementation
+#endif
+
+#include "splib.h"
+#include "CodingSystem.h"
+#ifdef SP_SHORT_HEADERS
+#include <strstrea.h>
+#else
+#include <strstream.h>
+#endif
+#include <string.h>
+#include <sys/param.h>
+
+#ifdef SP_NAMESPACE
+namespace SP_NAMESPACE {
+#endif
+
+InputCodingSystem::~InputCodingSystem()
+{
+}
+
+StringC InputCodingSystem::convertIn(const char *s) const
+{
+  Decoder *decoder = makeDecoder();
+  StringC str;
+  str.resize(strlen(s));
+  str.resize(decoder->decode(&str[0], s, strlen(s), &s));
+  delete decoder;
+  return str;
+}
+
+Boolean InputCodingSystem::isIdentity() const
+{
+  return 0;
+}
+
+OutputCodingSystem::~OutputCodingSystem()
+{
+}
+
+unsigned OutputCodingSystem::fixedBytesPerChar() const
+{
+  return 0;
+}
+
+String<char> OutputCodingSystem::convertOut(const StringC &str) const
+{
+  Encoder *encoder = makeEncoder();
+  strstreambuf stream(MAXPATHLEN);
+  StringC copy(str);
+  encoder->output(copy.data(), copy.size(), &stream);
+  delete encoder;
+  char *s = stream.str();
+  String<char> result(s, stream.out_waiting());
+  result += '\0';
+  stream.freeze(0);
+#ifdef __lucid
+  // Workaround lcc bug (3.1p2 with -O -XF).
+  String<char> temp(result);
+  return temp;
+#else
+  return result;
+#endif
+}
+
+Decoder::Decoder(unsigned minBytesPerChar)
+: minBytesPerChar_(minBytesPerChar)
+{
+}
+
+Decoder::~Decoder()
+{
+}
+
+Boolean Decoder::convertOffset(unsigned long &) const
+{
+  return false;
+}
+
+Encoder::Encoder()
+: unencodableHandler_(0)
+{
+}
+
+Encoder::~Encoder()
+{
+}
+
+void Encoder::output(Char *s, size_t n, streambuf *sp)
+{
+  output((const Char *)s, n, sp);
+}
+
+void Encoder::startFile(streambuf *)
+{
+}
+
+#ifdef SP_NAMESPACE
+}
+#endif