# HG changeset patch # User Mychaela Falconia # Date 1617687736 0 # Node ID 7c9a3130fb668253f0c9c839d22c245955ed5acf # Parent ce3752d3d3b41cf00289a1afc279430602a1d67c doc/Formatting-thoughts: typo fix in the word "standardized" diff -r ce3752d3d3b4 -r 7c9a3130fb66 doc/Formatting-thoughts --- a/doc/Formatting-thoughts Sat Mar 27 19:44:31 2021 +0000 +++ b/doc/Formatting-thoughts Tue Apr 06 05:42:16 2021 +0000 @@ -32,19 +32,20 @@ The current offering from Sysmocom (sysmoISIM-SJA2) does not fare any better in this regard. These cards are natively UICC, and in the world of UICC there -exist partially standarized commands for creating and deleting files, defined in -ETSI TS 102 222. However, these commands are only partially standardized: the -ETSI spec gives the general principles and the command structure, but many of -the details as to exactly what needs to be put into the TLV structure fed to the -CREATE FILE command in order for that command to succeed constitute proprietary -knowledge. Our experiments with this CREATE FILE command on sysmoISIM-SJA2 were -unsuccessful. The only way how the file structure of Sysmocom cards would -become truly editable by end users would be if Sysmocom were to publish at least -one fully worked-out example of a real CREATE FILE command that creates some -dummy non-standard file just to prove it working, followed by a working example -of a DELETE FILE command that deletes this newly created file, restoring the -card to its original state. However, we reason that Sysmocom would probably be -willing to do this support work only if someone paid them for it on an hourly -support basis, or ordered a large custom batch of cards from them and required -this support knowledge as part of that deal - and we (FreeCalypso) are not -currently in a position to pursue either of those two routes. +exist partially standardized commands for creating and deleting files, defined +in ETSI TS 102 222. However, these commands are only partially standardized: +the ETSI spec gives the general principles and the command structure, but many +of the details as to exactly what needs to be put into the TLV structure fed to +the CREATE FILE command in order for that command to succeed constitute +proprietary knowledge. Our experiments with this CREATE FILE command on +sysmoISIM-SJA2 were unsuccessful. The only way how the file structure of +Sysmocom cards would become truly editable by end users would be if Sysmocom +were to publish at least one fully worked-out example of a real CREATE FILE +command that creates some dummy non-standard file just to prove it working, +followed by a working example of a DELETE FILE command that deletes this newly +created file, restoring the card to its original state. However, we reason that +Sysmocom would probably be willing to do this support work only if someone paid +them for it on an hourly support basis, or ordered a large custom batch of cards +from them and required this support knowledge as part of that deal - and we +(FreeCalypso) are not currently in a position to pursue either of those two +routes.