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key_manager: Use isxdigit instead of isdigit when reading key file

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Crypto revisions are hex numbers and this function only checks if the string is valid for stoul in base 16, so it should be isxdigit.
This commit is contained in:
Zach Hilman 2018-10-27 21:56:10 -04:00
parent d278f25bda
commit 1fa31cf74d
1 changed files with 1 additions and 1 deletions
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src/core/crypto/key_manager.cpp
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@ -395,7 +395,7 @@ static bool ValidCryptoRevisionString(std::string_view base, size_t begin, size_
if (base.size() < begin + length) if (base.size() < begin + length)
return false; return false;
return std::all_of(base.begin() + begin, base.begin() + begin + length, return std::all_of(base.begin() + begin, base.begin() + begin + length,
[](u8 c) { return std::isdigit(c); }); [](u8 c) { return std::isxdigit(c); });
} }
void KeyManager::LoadFromFile(const std::string& filename, bool is_title_keys) { void KeyManager::LoadFromFile(const std::string& filename, bool is_title_keys) {