[PATCH v2 1/2] shared/util: Add conversion function for 24 bits

[Luiz Augusto von Dentz <luiz.dentz@xxxxxxxxx>]

From: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>

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);
-- 
2.31.1