FreeCalypso > hg > fc-pcsc-tools
changeset 174:cc6a4b48dc2a
doc/Low-level-commands: readef extended
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Tue, 02 Mar 2021 04:34:05 +0000 |
parents | e70964adcbba |
children | eb660497f888 |
files | doc/Low-level-commands |
diffstat | 1 files changed, 7 insertions(+), 6 deletions(-) [+] |
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--- a/doc/Low-level-commands Tue Mar 02 03:33:41 2021 +0000 +++ b/doc/Low-level-commands Tue Mar 02 04:34:05 2021 +0000 @@ -73,12 +73,13 @@ readef File_ID This fc-simtool command provides a slightly higher-level facility for examining -the content of transparent EFs, combining select and readbin operations. The -sole File_ID argument is the same as for the low-level select command; if the -SIM response to this SELECT indicates a transparent EF (it is an error -otherwise), readef follows up with a READ BINARY command to read the entire file -(or the first 256 bytes if the file is longer) and displays the read content in -raw hex. +the content of EFs, combining select and readbin or readrec operations. The +sole File_ID argument is the same as for the low-level select command; the SIM +response to SELECT is then parsed to decide what to do next. Transparent EFs +are read using as many READ BINARY commands as necessary (up to 256 bytes can +be read in one APDU exchange) and displayed as a continuous hex dump. For +record-based EFs (linear fixed and cyclic), readef reads and separately +hex-dumps every record. Just like with the low-level select command, there is no built-in MF/DF selection.