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key_manager: Use isxdigit instead of isdigit when reading key file 

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) {