You are right about the MD5 stuff. I have 2 different methods, one is the THash which is in System.Hash and one that part of teh OverByte ICS code. They both return 2 diff. hash's !! agh...
On Wed, Nov 16, 2016 at 11:06 AM, Jolyon Direnko-Smith <[email protected] > wrote: > Just one correction: > > Array of Char = Array of AnsiChar > > One other thing to watch out for is if you have methods which accept > strings as untyped buffers. Passing a "String" to these methods will not > convert them to ANSIString, so the method receives a buffer of WIDEChars. > Also watch out for TStringStreams and any assumptions about the encoding of > the string in that case. > > Ultimately a lot will depend on the API for whatever MD5 library you are > employing and how you pass strings into that API. MD5 works on bytes, not > chars so it won't necessarily be trying to take account of "sane" > conversions between string types (again, depending on the library you are > using). > > > On 16 November 2016 at 10:00, Jeremy Coulter <[email protected]> wrote: > >> HI all. >> I have a Delphi 2007 application that I NEED to upgrade to Delphi XE 8 or >> greater. >> The problem is, I am having trouble converting the code due to the fact >> that Embarcadero changed how "String" etc. is used when they added the >> support for Unicode. >> I have had a couple of cracks at the conversion and I am "close" on one >> project but I am starting again because I want to make sure I am using the >> right variable types and not guessing. >> There is a bit of MD5 conversion going on and the different variable >> types of course generated diff MD5 codes for the same string being >> converted and it is a bit confusing :-) >> >> The main variable types are: >> >> String >> Byte >> Integer >> LongInt >> Pointer >> Array of Char >> PChar >> Char >> >> My understanding is the variables should now be :- >> >> String = AnsiString? >> Byte = Still Byte? >> Integer = Still Integer >> LongInt =Still LongInt >> Pointer = Still Pointer >> Array of Char = PAnsiCHAR ? >> PChar = PAnsiChar? >> Char = AnsiChar? >> >> Am I correct with the above that I have highlighted in "Red" ?? >> >> Thanks, Jeremy >> >> >> _______________________________________________ >> NZ Borland Developers Group - Delphi mailing list >> Post: [email protected] >> Admin: http://delphi.org.nz/mailman/listinfo/delphi >> Unsubscribe: send an email to [email protected] with >> Subject: unsubscribe >> > > > _______________________________________________ > NZ Borland Developers Group - Delphi mailing list > Post: [email protected] > Admin: http://delphi.org.nz/mailman/listinfo/delphi > Unsubscribe: send an email to [email protected] with > Subject: unsubscribe >
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