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| author | Peter Wu <lekensteyn@gmail.com> | 2013-12-06 18:49:46 +0100 |
|---|---|---|
| committer | Peter Wu <lekensteyn@gmail.com> | 2013-12-06 18:49:46 +0100 |
| commit | 2f5de61ce333fc38c3a7ca6f40bb07b3f5e2819e (patch) | |
| tree | aa0393571e9c7915e90be17e07692ff681a953b5 /generate-wireshark-cs | |
| parent | df38ea9ef90aaea0a51d81af35610ac7bf57bba2 (diff) | |
| download | wireshark-notes-2f5de61ce333fc38c3a7ca6f40bb07b3f5e2819e.tar.gz | |
generate-wireshark-cs: use "0" for unavailable block size
Stream cipher RC4 (and block cipher NULL) do not have a IV. The
packet-ssl-utils code needs to be fixed up for this, but this
generator can already be created. Revert this patch until the
block to iv_size rename is complete.
Diffstat (limited to 'generate-wireshark-cs')
| -rwxr-xr-x | generate-wireshark-cs | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/generate-wireshark-cs b/generate-wireshark-cs index 2464064..5b9a9a4 100755 --- a/generate-wireshark-cs +++ b/generate-wireshark-cs @@ -97,6 +97,11 @@ p() { ;; esac + # For block sizes, see: + # SSL 3.0: http://tools.ietf.org/html/rfc6101#page-55 + # TLS 1.0: http://tools.ietf.org/html/rfc2246#page-62 + # TLS 1.1: http://tools.ietf.org/html/rfc4346#page-69 + # TLS 1.2: http://tools.ietf.org/html/rfc5246#page-84 # GCM's IV size is always 4 regardless of underlying block cipher [[ $1 == *_GCM_* ]] && blocksize=4 || case $cipher in @@ -107,7 +112,8 @@ p() { RC2) blocksize=8 ;; RC4|NULL) - blocksize=1 ;; + # N/A for stream cipher RC4 + blocksize=0 ;; *) warn "Unknown cipher $cipher in $hexid $1" return |