diff options
Diffstat (limited to 'modules')
| -rw-r--r-- | modules/luci-base/luasrc/cbi/datatypes.lua | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/modules/luci-base/luasrc/cbi/datatypes.lua b/modules/luci-base/luasrc/cbi/datatypes.lua index 62b0e0f617..cf56566287 100644 --- a/modules/luci-base/luasrc/cbi/datatypes.lua +++ b/modules/luci-base/luasrc/cbi/datatypes.lua @@ -283,6 +283,14 @@ function hexstring(val) return false end +function hex(val, maxbytes) + maxbytes = tonumber(maxbytes) + if val and maxbytes ~= nil then + return ((val:match("^0x[a-fA-F0-9]+$") ~= nil) and (#val <= 2 + maxbytes * 2)) + end + return false +end + function base64(val) if val then return (val:match("^[a-zA-Z0-9/+]+=?=?$") ~= nil) and (math.fmod(#val, 4) == 0) |