Change in flashrom[master]: libflashrom,writeprotect: add flashrom_wp_get_available_ranges()

[Nikolai Artemiev (Code Review)]

Attention is currently required from: Nico Huber, Angel Pons, Sergii Dmytruk.
Hello build bot (Jenkins), Nico Huber, Edward O'Callaghan, Angel Pons, Anastasia Klimchuk, Sergii Dmytruk,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/flashrom/+/58481

to look at the new patch set (#55).

Change subject: libflashrom,writeprotect: add flashrom_wp_get_available_ranges()
......................................................................

libflashrom,writeprotect: add flashrom_wp_get_available_ranges()

Generate list of available ranges by enumerating all possible values
that range bits (BPx, TB, ...) can take and using the chip's range
decoding function to get the range that is selected by each one.

BUG=b:195381327,b:153800563
BRANCH=none
TEST=flashrom --wp-list

Change-Id: Id51f038f03305c8536d80313e52f77d27835f34d
Signed-off-by: Nikolai Artemiev 
---
M libflashrom.c
M libflashrom.h
M writeprotect.c
M writeprotect.h
4 files changed, 283 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/81/58481/55