Quoting Arnaldo: | Em Thu, Aug 28, 2008 at 07:44:43PM +0200, Gerrit Renker escreveu: | > This provides a data structure to record which CCIDs are locally supported | > and three accessor functions: | > - a test function for internal use which is used to validate CCID requests | > made by the user; | > - a copy function so that the list can be used for feature-negotiation; | > - documented getsockopt() support so that the user can query capabilities. | > | > The data structure is a table which is filled in at compile-time with the | > list of available CCIDs (which in turn depends on the Kconfig choices). | > | > Using the copy function for cloning the list of supported CCIDs is useful for | > feature negotiation, since the negotiation is now with the full list of available | > CCIDs (e.g. {2, 3}) instead of the default value {2}. This means negotiation | > will not fail if the peer requests to use CCID3 instead of CCID2. | | But this limits us to the CCIDs at kernel build time, what if I want to | test CCID4? I guess we could have something like a bitmap and check if | the bit for that CCID is set, and it would be set at ccid_register time. | | Perhaps using include/linux/bitmap.h :-) | Or have a look at how it has been done in the CCID-4 subtree for about a year? Please take a look at http://eden-feed.erg.abdn.ac.uk/cgi-bin/gitweb.cgi?p=dccp_exp.git;a=commitdiff;h=d88f6d5505f83f4c19a3417fbf3ee8874c87d227 And also (shows age of the patches): http://www.mail-archive.com/dccp@xxxxxxxxxxxxxxx/msg02613.html -- To unsubscribe from this list: send the line "unsubscribe dccp" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html