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CDImageCHD: Cache parent hashes

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This commit is contained in:
Stenzek
2023-09-25 22:27:19 +10:00
parent 4266f42257
commit 9112b6a850
2 changed files with 79 additions and 23 deletions
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9
src/common/string_util.h
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@ -60,6 +60,15 @@ static inline int Strncasecmp(const char* s1, const char* s2, std::size_t n)
#endif
}
// Case-insensitive equality of string views.
static inline bool EqualNoCase(std::string_view s1, std::string_view s2)
{
if (s1.empty() || s2.empty())
return (s1.empty() == s2.empty());
return (Strncasecmp(s1.data(), s2.data(), std::min(s1.length(), s2.length())) == 0);
}
/// Wrapper around std::from_chars
template<typename T, std::enable_if_t<std::is_integral<T>::value, bool> = true>
inline std::optional<T> FromChars(const std::string_view& str, int base = 10)