From d6ab58fc6f97e43770219d60f833c998dcb0160d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E6=9C=A8=E5=A4=B4=E4=BA=91?= Date: Fri, 7 May 2021 15:41:32 +0800 Subject: [PATCH] add make_align for size alignment --- src/libipc/utility/utility.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/libipc/utility/utility.h b/src/libipc/utility/utility.h index 4568d95..59d4ad1 100755 --- a/src/libipc/utility/utility.h +++ b/src/libipc/utility/utility.h @@ -53,4 +53,9 @@ T horrible_cast(U val) { return u.out; } +IPC_CONSTEXPR_ std::size_t make_align(std::size_t align, std::size_t size) { + // align must be 2^n + return (size + align - 1) & ~(align - 1); +} + } // namespace ipc