22 lines
560 B
Zig
22 lines
560 B
Zig
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pub inline fn swapIfLe(inline T: type, x: T) -> T {
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swapIf(false, T, x)
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}
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pub inline fn swapIfBe(inline T: type, x: T) -> T {
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swapIf(true, T, x)
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}
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pub inline fn swapIf(is_be: bool, inline T: type, x: T) -> T {
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if (@compileVar("is_big_endian") == is_be) swap(T, x) else x
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}
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pub fn swap(inline T: type, x: T) -> T {
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const x_slice = ([]u8)((&const x)[0...1]);
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var result: T = undefined;
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const result_slice = ([]u8)((&result)[0...1]);
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for (result_slice) |*b, i| {
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*b = x_slice[@sizeOf(T) - i - 1];
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}
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return result;
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}
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