Correct decoding of alphanumeric SMS sender addresses.

Start GSM7 decoding of sender addresses at the correct byte, and
adjust for the length being in semi-octets.
Don't check the protocol byte at all.

BUG=chromium-os-partner:3987
TEST=Use 3g network simulator to send SMS messages with numeric and
alphanumeric (GSM7) sender fields.

Change-Id: Ic2e7054f8bb946ca416555e4619944f5c2775ea7
Reviewed-on: http://gerrit.chromium.org/gerrit/1640
Tested-by: Nathan J. Williams <njw@chromium.org>
Reviewed-by: Jason Glasgow <jglasgow@chromium.org>
Reviewed-by: Eric Shienbrood <ers@chromium.org>
1 file changed