Vsevolod Stakhov
3 years ago
1 changed files with 7 additions and 1 deletions
+ 7
- 1
rules/bitcoin.lua
View File
| @@ -145,7 +145,13 @@ local function is_segwit_bech32_address(word) | |||
| if decoded then | |||
| local bytes = decoded:bytes() | |||
| if bytes[1] == 0 then | |||
| -- The version byte’s most signficant bit is reserved and must be 0. | |||
| -- The 4 next bits indicate the type of address and the 3 least significant bits indicate the size of the hash. | |||
| local version = bit.band(bytes[1], 128) | |||
| local addr_type = bit.rshift(bit.band(bytes[1], 120), 3) | |||
| local _ = bit.band(bytes[1], 7) -- hash size | |||
| if version == 0 and (addr_type == 0 or addr_type == 8)then | |||
| -- TODO: Add checksum validation some day | |||
| return true | |||
Loading…