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-rw-r--r--updater/tinystr.cpp318
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diff --git a/updater/tinystr.cpp b/updater/tinystr.cpp
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--- a/updater/tinystr.cpp
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-/*
-www.sourceforge.net/projects/tinyxml
-Original file by Yves Berquin.
-
-This software is provided 'as-is', without any express or implied
-warranty. In no event will the authors be held liable for any
-damages arising from the use of this software.
-
-Permission is granted to anyone to use this software for any
-purpose, including commercial applications, and to alter it and
-redistribute it freely, subject to the following restrictions:
-
-1. The origin of this software must not be misrepresented; you must
-not claim that you wrote the original software. If you use this
-software in a product, an acknowledgment in the product documentation
-would be appreciated but is not required.
-
-2. Altered source versions must be plainly marked as such, and
-must not be misrepresented as being the original software.
-
-3. This notice may not be removed or altered from any source
-distribution.
-*/
-
-#include "tinyxml.h"
-
-#ifndef TIXML_USE_STL
-
-
-#include <stdlib.h>
-#include <string.h>
-#include <ctype.h>
-
-#include "tinystr.h"
-
-// TiXmlString constructor, based on a C string
-TiXmlString::TiXmlString (const char* instring)
-{
- size_t newlen;
- char * newstring;
-
- if (!instring)
- {
- allocated = 0;
- cstring = NULL;
- current_length = 0;
- return;
- }
- newlen = strlen (instring) + 1;
- newstring = new char [newlen];
- memcpy (newstring, instring, newlen);
- // strcpy (newstring, instring);
- allocated = newlen;
- cstring = newstring;
- current_length = newlen - 1;
-}
-
-// TiXmlString copy constructor
-TiXmlString::TiXmlString (const TiXmlString& copy)
-{
- size_t newlen;
- char * newstring;
-
- // Prevent copy to self!
- if ( &copy == this )
- return;
-
- if (! copy . allocated)
- {
- allocated = 0;
- cstring = NULL;
- current_length = 0;
- return;
- }
- newlen = copy . length () + 1;
- newstring = new char [newlen];
- // strcpy (newstring, copy . cstring);
- memcpy (newstring, copy . cstring, newlen);
- allocated = newlen;
- cstring = newstring;
- current_length = newlen - 1;
-}
-
-// TiXmlString = operator. Safe when assign own content
-void TiXmlString ::operator = (const char * content)
-{
- size_t newlen;
- char * newstring;
-
- if (! content)
- {
- empty_it ();
- return;
- }
- newlen = strlen (content) + 1;
- newstring = new char [newlen];
- // strcpy (newstring, content);
- memcpy (newstring, content, newlen);
- empty_it ();
- allocated = newlen;
- cstring = newstring;
- current_length = newlen - 1;
-}
-
-// = operator. Safe when assign own content
-void TiXmlString ::operator = (const TiXmlString & copy)
-{
- size_t newlen;
- char * newstring;
-
- if (! copy . length ())
- {
- empty_it ();
- return;
- }
- newlen = copy . length () + 1;
- newstring = new char [newlen];
- // strcpy (newstring, copy . c_str ());
- memcpy (newstring, copy . c_str (), newlen);
- empty_it ();
- allocated = newlen;
- cstring = newstring;
- current_length = newlen - 1;
-}
-
-
-// append a const char * to an existing TiXmlString
-void TiXmlString::append( const char* str, size_t len )
-{
- char * new_string;
- size_t new_alloc, new_size, size_suffix;
-
- // don't use strlen - it can overrun the len passed in!
- const char* p = str;
- size_suffix = 0;
-
- while ( *p && size_suffix < (unsigned)len )
- {
- ++p;
- ++size_suffix;
- }
- if ( !size_suffix)
- return;
-
- new_size = length () + size_suffix + 1;
- // check if we need to expand
- if (new_size > allocated)
- {
- // compute new size
- new_alloc = assign_new_size (new_size);
-
- // allocate new buffer
- new_string = new char [new_alloc];
- new_string [0] = 0;
-
- // copy the previous allocated buffer into this one
- if (allocated && cstring)
- // strcpy (new_string, cstring);
- memcpy (new_string, cstring, length ());
-
- // append the suffix. It does exist, otherwize we wouldn't be expanding
- // strncat (new_string, str, len);
- memcpy (new_string + length (),
- str,
- size_suffix);
-
- // return previsously allocated buffer if any
- if (allocated && cstring)
- delete [] cstring;
-
- // update member variables
- cstring = new_string;
- allocated = new_alloc;
- }
- else
- {
- // we know we can safely append the new string
- // strncat (cstring, str, len);
- memcpy (cstring + length (),
- str,
- size_suffix);
- }
- current_length = new_size - 1;
- cstring [current_length] = 0;
-}
-
-
-// append a const char * to an existing TiXmlString
-void TiXmlString::append( const char * suffix )
-{
- char * new_string;
- size_t new_alloc, new_size;
-
- new_size = length () + strlen (suffix) + 1;
- // check if we need to expand
- if (new_size > allocated)
- {
- // compute new size
- new_alloc = assign_new_size (new_size);
-
- // allocate new buffer
- new_string = new char [new_alloc];
- new_string [0] = 0;
-
- // copy the previous allocated buffer into this one
- if (allocated && cstring)
- memcpy (new_string, cstring, 1 + length ());
- // strcpy (new_string, cstring);
-
- // append the suffix. It does exist, otherwize we wouldn't be expanding
- // strcat (new_string, suffix);
- memcpy (new_string + length (),
- suffix,
- strlen (suffix) + 1);
-
- // return previsously allocated buffer if any
- if (allocated && cstring)
- delete [] cstring;
-
- // update member variables
- cstring = new_string;
- allocated = new_alloc;
- }
- else
- {
- // we know we can safely append the new string
- // strcat (cstring, suffix);
- memcpy (cstring + length (),
- suffix,
- strlen (suffix) + 1);
- }
- current_length = new_size - 1;
-}
-
-// Check for TiXmlString equuivalence
-//bool TiXmlString::operator == (const TiXmlString & compare) const
-//{
-// return (! strcmp (c_str (), compare . c_str ()));
-//}
-
-//unsigned TiXmlString::length () const
-//{
-// if (allocated)
-// // return strlen (cstring);
-// return current_length;
-// return 0;
-//}
-
-
-unsigned TiXmlString::find (char tofind, unsigned offset) const
-{
- char * lookup;
-
- if (offset >= length ())
- return (unsigned) notfound;
- for (lookup = cstring + offset; * lookup; lookup++)
- if (* lookup == tofind)
- return (unsigned)(lookup - cstring);
- return (unsigned) notfound;
-}
-
-
-bool TiXmlString::operator == (const TiXmlString & compare) const
-{
- if ( allocated && compare.allocated )
- {
- assert( cstring );
- assert( compare.cstring );
- return ( strcmp( cstring, compare.cstring ) == 0 );
- }
- else if ( length() == 0 && compare.length() == 0 )
- {
- return true;
- }
- return false;
-}
-
-
-bool TiXmlString::operator == (const char* compare) const
-{
- if ( allocated && compare && *compare )
- {
- assert( cstring );
- return ( strcmp( cstring, compare ) == 0 );
- }
- else if ( length() == 0 && (!compare || !*compare ) ) // this is a little dubious, but try to duplicate behavior in other operator==
- {
- return true;
- }
- return false;
-}
-
-
-bool TiXmlString::operator < (const TiXmlString & compare) const
-{
- if ( allocated && compare.allocated )
- {
- assert( cstring );
- assert( compare.cstring );
- return ( strcmp( cstring, compare.cstring ) > 0 );
- }
- return false;
-}
-
-
-bool TiXmlString::operator > (const TiXmlString & compare) const
-{
- if ( allocated && compare.allocated )
- {
- assert( cstring );
- assert( compare.cstring );
- return ( strcmp( cstring, compare.cstring ) < 0 );
- }
- return false;
-}
-
-
-#endif // TIXML_USE_STL
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-08 10:32:58 +0000