Search found 129 matches
- Sat Apr 24, 2004 10:39 am
- Forum: RomCenter 3.x
- Topic: CHD Support
- Replies: 11
- Views: 48225
/*************************************************************************** Compressed Hunks of Data header format. All numbers are stored in Motorola (big-endian) byte ordering. The header is 76 (V1) or 80 (V2) bytes long. V1 header: [ 0] char tag[8]; // 'MComprHD' [ 8] UINT32 length; // length o...
- Fri Apr 23, 2004 1:54 pm
- Forum: RomCenter 3.x
- Topic: CHD Support
- Replies: 11
- Views: 48225
There are two levels of checks: 1) Check that the CHD claims to be the correct image (internal SHA). Fast. 2) Check that the CHD passes the 'chdman -verify' algorithm. Slow. I would do the first check after every MAME release but only do the second check after acquiring a CHD (then not done again on...
- Fri Apr 23, 2004 7:09 am
- Forum: RomCenter 3.x
- Topic: CHD Support
- Replies: 11
- Views: 48225
There is no reason why true CHD support can't be added but it is something that requires an extension to the RomCenter data file format and significant development to RomCenter too. Eric is a busy chap in real life so I am not going to request or demand these changes because he simply might not have...
- Thu Apr 22, 2004 9:15 pm
- Forum: Datafiles
- Topic: Older Emus (almost 200 different ones!) datfile incompleted
- Replies: 1
- Views: 13448
- Thu Apr 22, 2004 9:14 pm
- Forum: RomCenter 3.x
- Topic: CHD Support
- Replies: 11
- Views: 48225
So it begs the question when will this be added to RC? and that Logiqx's DATUTIL needs to be updated to accomodate SHA MD5 and CRC for the verification of CHD's. It's not quite as straightforward as that. DatUtil knows the SHA and MD5 of CHDs and outputs the CHDs in CMPro data files (with SHA and M...
- Thu Apr 15, 2004 8:28 am
- Forum: Datafiles
- Topic: ZN dat file incomplete
- Replies: 2
- Views: 15884
- Tue Apr 13, 2004 1:52 pm
- Forum: Datafiles
- Topic: chd support in mamediff
- Replies: 1
- Views: 13239
- Sat Apr 10, 2004 7:55 pm
- Forum: Datafiles
- Topic: Datfile creation question for version 080
- Replies: 2
- Views: 17480
- Sat Apr 10, 2004 7:53 pm
- Forum: Datafiles
- Topic: Dats Romcenter for MAME 0.81
- Replies: 2
- Views: 17331