Initial commit

BAN/BAN/Assert.cpp

@@ -0,0 +1,22 @@
+#include <BAN/Assert.h>
+
+#if __is_kernel
+
+#include <kernel/Panic.h>
+
+[[noreturn]] void __ban_assertion_failed(const char* location, const char* msg)
+{
+	Kernel::panic_impl(location, msg);
+}
+
+#else
+
+#include <BAN/Debug.h>
+
+[[noreturn]] void __ban_assertion_failed(const char* location, const char* msg)
+{
+	derrorln("{}: {}", location, msg);
+	__builtin_trap();
+}
+
+#endif

BAN/BAN/New.cpp

@@ -0,0 +1,9 @@
+#include <BAN/New.h>
+
+void* operator new(size_t size)				{ return BAN::allocator(size); }
+void* operator new[](size_t size)			{ return BAN::allocator(size); }
+
+void operator delete(void* addr)				{ BAN::deallocator(addr); }
+void operator delete[](void* addr)			{ BAN::deallocator(addr); }
+void operator delete(void* addr, size_t)		{ BAN::deallocator(addr); }
+void operator delete[](void* addr, size_t)	{ BAN::deallocator(addr); }

BAN/BAN/StringView.cpp

@@ -0,0 +1,11 @@
+#include <BAN/String.h>
+#include <BAN/StringView.h>
+
+namespace BAN
+{
+
+	StringView::StringView(const String& other)
+		: StringView(other.data(), other.size())
+	{ }
+
+}

BAN/BAN/Time.cpp

@@ -0,0 +1,71 @@
+#include <BAN/Time.h>
+
+namespace BAN
+{
+
+	static constexpr bool is_leap_year(uint64_t year)
+	{
+		if (year % 400 == 0)
+			return true;
+		if (year % 100 == 0)
+			return false;
+		if (year % 4 == 0)
+			return true;
+		return false;
+	}
+
+	static constexpr uint64_t leap_days_since_epoch(const BAN::Time& time)
+	{
+		uint64_t leap_years = 0;
+		for (uint32_t year = 1970; year < time.year; year++)
+			if (is_leap_year(year))
+				leap_years++;
+		if (is_leap_year(time.year) && time.month >= 3)
+			leap_years++;
+		return leap_years;
+	}
+
+	static constexpr uint64_t month_days[] { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 };
+
+	uint64_t to_unix_time(const BAN::Time& time)
+	{
+		uint64_t years = time.year - 1970;
+		uint64_t days = years * 365 + month_days[time.month - 1] + leap_days_since_epoch(time) + (time.day - 1);
+		uint64_t hours = days * 24 + time.hour;
+		uint64_t minutes = hours * 60 + time.minute;
+		uint64_t seconds = minutes * 60 + time.second;
+		return seconds;
+	}
+
+	BAN::Time from_unix_time(uint64_t unix_time)
+	{
+		BAN::Time time {};
+
+		time.second = unix_time % 60; unix_time /= 60;
+		time.minute = unix_time % 60; unix_time /= 60;
+		time.hour   = unix_time % 24; unix_time /= 24;
+
+		uint64_t total_days = unix_time;
+
+		time.week_day = (total_days + 4) % 7 + 1;
+
+		time.year = 1970;
+		while (total_days >= 365U + is_leap_year(time.year))
+		{
+			total_days -= 365U + is_leap_year(time.year);
+			time.year++;
+		}
+
+		bool is_leap_day = is_leap_year(time.year) && total_days == month_days[2];
+		bool had_leap_day = is_leap_year(time.year) && total_days > month_days[2];
+
+		for (time.month = 1; time.month < 12; time.month++)
+			if (total_days < month_days[time.month] + (is_leap_day || had_leap_day))
+				break;
+
+		time.day = total_days - month_days[time.month - 1] + !had_leap_day;
+
+		return time;
+	}
+
+}