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fuzz: replace hardcoded numbers for bech32 limits

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Use bech32::CharLimit::BECH32 and bech32::CHECKSUM_SIZE instead of
hardcoded values. This is a follow-up fix for #34007
(where this file was missed)
This commit is contained in:
josibake
2024-08-06 10:58:04 +02:00
parent 949b673472
commit 59c0ece0a7
3 changed files with 6 additions and 5 deletions
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5
src/test/fuzz/bech32.cpp
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@@ -29,8 +29,9 @@ FUZZ_TARGET(bech32)
std::vector<unsigned char> input;
ConvertBits<8, 5, true>([&](unsigned char c) { input.push_back(c); }, buffer.begin(), buffer.end());
if (input.size() + 3 + 6 <= 90) {
// If it's possible to encode input in Bech32(m) without exceeding the 90-character limit:
// Input data part + 3 characters for the HRP and separator (bc1) + the checksum characters
if (input.size() + 3 + bech32::CHECKSUM_SIZE <= bech32::CharLimit::BECH32) {
// If it's possible to encode input in Bech32(m) without exceeding the bech32-character limit:
for (auto encoding : {bech32::Encoding::BECH32, bech32::Encoding::BECH32M}) {
const std::string encoded = bech32::Encode(encoding, "bc", input);
assert(!encoded.empty());