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bip-138 add string content type

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pythcoiner
2026-07-14 22:48:57 -04:00
parent 86f5c28f7c
commit 1358003bc8
1 changed files with 3 additions and 0 deletions
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bip-0138.md
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@@ -325,6 +325,7 @@ remaining bytes are `PADDING`. A `PAYLOAD` MUST contain at least one item (see
| 0x00 | End of content items; padding follows | | 0x00 | End of content items; padding follows |
| 0x01 | BIP Number (big-endian uint16) | | 0x01 | BIP Number (big-endian uint16) |
| 0x02 | Vendor-Specific Opaque Tag | | 0x02 | Vendor-Specific Opaque Tag |
| 0x03 | String |
`LENGTH`: variable-length integer representing the length of `DATA` in bytes. `LENGTH`: variable-length integer representing the length of `DATA` in bytes.
@@ -338,6 +339,8 @@ For `TYPE` values defined above:
- 0x01: `LENGTH` MUST be omitted and `DATA` is a 2-byte big-endian unsigned integer - 0x01: `LENGTH` MUST be omitted and `DATA` is a 2-byte big-endian unsigned integer
representing the BIP number that defines it. representing the BIP number that defines it.
- 0x02: `DATA` MUST be `LENGTH` bytes of opaque, vendor-specific data. - 0x02: `DATA` MUST be `LENGTH` bytes of opaque, vendor-specific data.
- 0x03: `DATA` MUST be empty, and the following `PLAINTEXT` is the string itself,
which MUST be valid UTF-8.
For all `TYPE` values except `0x01`, parsers MUST reject `CONTENT` if `LENGTH` exceeds For all `TYPE` values except `0x01`, parsers MUST reject `CONTENT` if `LENGTH` exceeds
the remaining payload bytes. the remaining payload bytes.