Return-Path: From: Claudio Takahasi To: linux-bluetooth@vger.kernel.org Cc: claudio.takahasi@openbossa.org Subject: [PATCH BlueZ v4 05/20] shared: Add put_le128() Date: Fri, 14 Mar 2014 10:13:05 -0300 Message-Id: <1394802800-8424-6-git-send-email-claudio.takahasi@openbossa.org> In-Reply-To: <1394802800-8424-1-git-send-email-claudio.takahasi@openbossa.org> References: <1394742168-31073-1-git-send-email-claudio.takahasi@openbossa.org> <1394802800-8424-1-git-send-email-claudio.takahasi@openbossa.org> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: Add helper to put uint128 values to the given pointer using little-endian representation. This helper is only a wrapper of cpu_to_le128(). --- src/shared/util.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/src/shared/util.h b/src/shared/util.h index cc2dbcd..f3db8fb 100644 --- a/src/shared/util.h +++ b/src/shared/util.h @@ -26,6 +26,8 @@ #include #include +#include + #if __BYTE_ORDER == __LITTLE_ENDIAN #define le16_to_cpu(val) (val) #define le32_to_cpu(val) (val) @@ -56,6 +58,27 @@ #error "Unknown byte order" #endif +#if __BYTE_ORDER == __BIG_ENDIAN + +static inline void cpu_to_le128(const uint128_t *src, uint128_t *dst) +{ + int i; + + for (i = 0; i < 16; i++) + dst->data[15 - i] = src->data[i]; +} + +#else + +static inline void cpu_to_le128(const uint128_t *src, uint128_t *dst) +{ + *dst = *src; +} + +#endif + +#define put_le128(val, dst) cpu_to_le128(val, dst) + #define get_unaligned(ptr) \ ({ \ struct __attribute__((packed)) { \ -- 1.8.3.1