msgblock: Add msgblock_decode()

Add function that can parse a simple VLQ encoded message to an array
of integers.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/klippy/chelper/msgblock.h b/klippy/chelper/msgblock.h
index cce1b2ee..2d2967eb 100644
--- a/klippy/chelper/msgblock.h
+++ b/klippy/chelper/msgblock.h
@@ -36,6 +36,7 @@ struct queue_message {
 
 uint16_t msgblock_crc16_ccitt(uint8_t *buf, uint8_t len);
 int msgblock_check(uint8_t *need_sync, uint8_t *buf, int buf_len);
+int msgblock_decode(uint32_t *data, int data_len, uint8_t *msg, int msg_len);
 struct queue_message *message_alloc(void);
 struct queue_message *message_fill(uint8_t *data, int len);
 struct queue_message *message_alloc_and_encode(uint32_t *data, int len);