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[71.56.157.77]) by smtp.gmail.com with ESMTPSA id u15sm8289651pfl.14.2021.09.13.13.13.41 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Sep 2021 13:13:41 -0700 (PDT) From: Luiz Augusto von Dentz To: linux-bluetooth@vger.kernel.org Subject: [PATCH v2 1/2] shared/util: Add conversion function for 24 bits Date: Mon, 13 Sep 2021 13:13:40 -0700 Message-Id: <20210913201341.3515285-1-luiz.dentz@gmail.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Luiz Augusto von Dentz This adds get/put 24 bits variants. --- src/shared/util.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/src/shared/util.h b/src/shared/util.h index 60908371d..ac70117ca 100644 --- a/src/shared/util.h +++ b/src/shared/util.h @@ -131,6 +131,20 @@ static inline uint16_t get_be16(const void *ptr) return be16_to_cpu(get_unaligned((const uint16_t *) ptr)); } +static inline uint32_t get_le24(const void *ptr) +{ + const uint8_t *src = ptr; + + return ((uint32_t)src[2] << 16) | get_le16(ptr); +} + +static inline uint32_t get_be24(const void *ptr) +{ + const uint8_t *src = ptr; + + return ((uint32_t)src[0] << 16) | get_be16(&src[1]); +} + static inline uint32_t get_le32(const void *ptr) { return le32_to_cpu(get_unaligned((const uint32_t *) ptr)); @@ -161,6 +175,18 @@ static inline void put_be16(uint16_t val, const void *ptr) put_unaligned(cpu_to_be16(val), (uint16_t *) ptr); } +static inline void put_le24(uint32_t val, void *ptr) +{ + put_le16(val, ptr); + put_unaligned(val >> 16, (uint8_t *) ptr + 2); +} + +static inline void put_be24(uint32_t val, void *ptr) +{ + put_unaligned(val >> 16, (uint8_t *) ptr + 2); + put_be16(val, ptr + 1); +} + static inline void put_le32(uint32_t val, void *dst) { put_unaligned(cpu_to_le32(val), (uint32_t *) dst);