--- a
+++ b/src/bincimapmime/mime-printheader.cc
@@ -0,0 +1,198 @@
+/* -*- Mode: c++; -*- */
+/*  --------------------------------------------------------------------
+ *  Filename:
+ *    mime-printheader.cc
+ *  
+ *  Description:
+ *    Implementation of main mime parser components
+ *  --------------------------------------------------------------------
+ *  Copyright 2002-2004 Andreas Aardal Hanssen
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA.
+ *  --------------------------------------------------------------------
+ */
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "mime.h"
+#include "mime-utils.h"
+#include "mime-inputsource.h"
+#include "convert.h"
+#include "iodevice.h"
+#include "iofactory.h"
+
+#include <string>
+#include <vector>
+#include <map>
+#include <exception>
+#include <iostream>
+
+#include <string.h>
+#include <ctype.h>
+#include <stdio.h>
+#include <errno.h>
+
+using namespace ::std;
+
+//------------------------------------------------------------------------
+void Binc::MimePart::printHeader(int fd, IODevice &output,
+				 vector<string> headers, bool includeheaders, 
+				 unsigned int startoffset,
+				 unsigned int length, string &store) const
+{
+  if (!mimeSource || mimeSource->getFileDescriptor() != fd) {
+    delete mimeSource;
+    mimeSource = new MimeInputSource(fd);
+  }
+
+  mimeSource->seek(headerstartoffsetcrlf);
+
+  string name;
+  string content;
+  char cqueue[2];
+  memset(cqueue, 0, sizeof(cqueue));
+
+  bool quit = false;
+  char c = '\0';
+
+  unsigned int wrotebytes = 0;
+  unsigned int processedbytes = 0;
+  bool hasHeaderSeparator = false;
+
+  while (!quit) {
+    // read name
+    while (1) {
+      // allow EOF to end the header
+      if (!mimeSource->getChar(&c)) {
+	quit = true;
+	break;
+      }
+
+      // assume this character is part of the header name.
+      name += c;
+      
+      // break on the first colon
+      if (c == ':')
+	break;
+
+      // break if a '\n' turned up.
+      if (c == '\n') {
+	// end of headers detected
+	if (name == "\r\n") {
+	  hasHeaderSeparator = true;
+	  quit = true;
+	  break;
+	}
+	
+	// put all data back in the buffer to the beginning of this
+	// line.
+	for (int i = name.length(); i >= 0; --i)
+	  mimeSource->ungetChar();
+	
+	// abort printing of header. note that in this case, the
+	// headers will not end with a seperate \r\n.
+	quit = true;
+	name = "";
+	break;
+      }
+    }
+
+    if (quit) break;
+
+    // at this point, we have a name, that is - the start of a
+    // header. we'll read until the end of the header.
+    while (!quit) {
+      // allow EOF to end the header.
+      if (!mimeSource->getChar(&c)) {
+	quit = true;
+	break;
+      }
+
+      if (c == '\n') ++nlines;
+
+      // make a fifo queue of the last 4 characters.
+      cqueue[0] = cqueue[1];
+      cqueue[1] = c;
+
+      // print header
+      if (cqueue[0] == '\n' && cqueue[1] != '\t' && cqueue[1] != ' ') {
+	// it wasn't a space, so put it back as it is most likely
+	// the start of a header name. in any case it terminates the
+	// content part of this header.
+	mimeSource->ungetChar();
+	
+	string lowername = name;
+	lowercase(lowername);
+	trim(lowername, ": \t");
+	bool foundMatch = false;
+	for (vector<string>::const_iterator i = headers.begin();
+	     i != headers.end(); ++i) {
+	  string nametmp = *i;
+	  lowercase(nametmp);
+	  if (nametmp == lowername) {
+	    foundMatch = true;
+	    break;
+	  }
+	}
+
+	if (foundMatch == includeheaders || headers.size() == 0) {
+	  string out = name + content;
+	  for (string::const_iterator i = out.begin(); i != out.end(); ++i)
+	    if (processedbytes >= startoffset && wrotebytes < length) {
+	      if (processedbytes >= startoffset) {
+		store += *i;
+		++wrotebytes;
+	      }
+	    } else
+	      ++processedbytes;
+	}
+
+	// move on to the next header
+	content = "";
+	name = "";
+	break;
+      }
+
+      content += c;
+    }
+  }
+
+  if (name != "") {
+    string lowername = name;
+    lowercase(lowername);
+    trim(lowername, ": \t");
+    bool foundMatch = false;
+    for (vector<string>::const_iterator i = headers.begin();
+	 i != headers.end(); ++i) {
+      string nametmp = *i;
+      lowercase(nametmp);
+      if (nametmp == lowername) {
+	foundMatch = true;
+	break;
+      }
+    }
+    
+    if (hasHeaderSeparator || foundMatch == includeheaders || headers.size() == 0) {
+      string out = name + content;
+      for (string::const_iterator i = out.begin(); i != out.end(); ++i)
+	if (processedbytes >= startoffset && wrotebytes < length) {
+	  store += *i;
+	  ++wrotebytes;
+	} else
+	  ++processedbytes;
+    }
+  }
+}