diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/bird.sgml | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/doc/bird.sgml b/doc/bird.sgml index d5bc8d57..eb8205d5 100644 --- a/doc/bird.sgml +++ b/doc/bird.sgml @@ -1561,22 +1561,18 @@ in the foot). This is a sequences of arbitrary bytes. There are no ways to modify bytestrings in filters. You can pass them between function, assign them to variables of type <cf/bytestring/, print such values, - compare bytestings (<cf/=, !=/). Bytestring literals are written - in several ways: + compare bytestings (<cf/=, !=/). - A sequence of hexadecimal digit pairs, optionally colon-separated. - A bytestring specified this way must be at least 16 bytes (32 digits) - long: <cf/01:23:45:67:89:ab:cd:ef:01:23:45:67:89:ab:cd:ef/ or - <cf/0123456789abcdef0123456789abcdef/. - - A sequence of hexadecimal digit pairs of any lengh (including zero) - with the <cf/hex:/ prefix. Colon separators can be inserted - arbitrarily between any bytes: <cf/hex:/, <cf/hex:1234/, - <cf/hex:1234:56:78/. + Bytestring literals are written as a sequence of hexadecimal digit + pairs, optionally colon-separated. A bytestring specified this way + must be either at least 16 bytes (32 digits) long, or prefixed by the + <cf/hex:/ prefix: <cf/01:23:45:67:89:ab:cd:ef:01:23:45:67:89:ab:cd:ef/, + <cf/0123456789abcdef0123456789abcdef/, <cf/hex:/, <cf/hex:12:34:56/, + <cf/hex:12345678/. A bytestring can be made from a hex string using <cf/from_hex()/ - function. Source strings can use any number of colons, hyphens and - spaces as byte separators: <cf/from_hex(" 1234 56:78 ab-cd-ef ")/. + function. Source strings can use any number of dots, colons, hyphens + and spaces as byte separators: <cf/from_hex(" 12.34 56:78 ab-cd-ef ")/. <tag><label id="type-ip">ip</tag> This type can hold a single IP address. The IPv4 addresses are stored as @@ -5006,7 +5002,7 @@ definitions, prefix definitions and DNS definitions: <label id="radv-custom-option-exam"> <p><code> -custom option type 38 value hex:0e10:2001:0db8:000a:000b:0000:0000; +custom option type 38 value hex:0e:10:20:01:0d:b8:00:0a:00:0b:00:00:00:00; </code> <tag><label id="radv-trigger">trigger <m/prefix/</tag> |