From a2692b6494626b1b0b60dd2e1b7c767c1d08fdb5 Mon Sep 17 00:00:00 2001 From: Andreas Schneider Date: Tue, 4 Feb 2020 17:47:51 +0100 Subject: lib:util: Add (PULL|PUSH)_(BE|LE)_I(8|16|32|64) byterarray macros The only difference is that the pull macros do the correct casting of the integer in the end. Signed-off-by: Andreas Schneider Reviewed-by: Andrew Bartlett Autobuild-User(master): Andrew Bartlett Autobuild-Date(master): Fri Feb 21 03:35:58 UTC 2020 on sn-devel-184 --- lib/util/bytearray.h | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/lib/util/bytearray.h b/lib/util/bytearray.h index b48d9c1dc45..ecab90b067d 100644 --- a/lib/util/bytearray.h +++ b/lib/util/bytearray.h @@ -34,28 +34,44 @@ */ #define PULL_LE_U8(data, pos) \ (_DATA_BYTE_CONST(data, pos)) +#define PULL_LE_I8(data, pos) \ + (int8_t)PULL_LE_U8(data, pos) #define PULL_LE_U16(data, pos) \ ((uint16_t)PULL_LE_U8(data, pos) | ((uint16_t)(PULL_LE_U8(data, (pos) + 1))) << 8) +#define PULL_LE_I16(data, pos) \ + (int16_t)PULL_LE_U16(data, pos) #define PULL_LE_U32(data, pos) \ ((uint32_t)(PULL_LE_U16(data, pos) | ((uint32_t)PULL_LE_U16(data, (pos) + 2)) << 16)) +#define PULL_LE_I32(data, pos) \ + (int32_t)PULL_LE_U32(data, pos) #define PULL_LE_U64(data, pos) \ ((uint64_t)(PULL_LE_U32(data, pos) | ((uint64_t)PULL_LE_U32(data, (pos) + 4)) << 32)) +#define PULL_LE_I64(data, pos) \ + (int64_t)PULL_LE_U64(data, pos) #define PUSH_LE_U8(data, pos, val) \ (_DATA_BYTE(data, pos) = ((uint8_t)(val))) +#define PUSH_LE_I8(data, pos, val) \ + PUSH_LE_U8(data, pos, val) #define PUSH_LE_U16(data, pos, val) \ (PUSH_LE_U8((data), (pos), (uint8_t)((uint16_t)(val) & 0xff)), PUSH_LE_U8((data), (pos) + 1, (uint8_t)((uint16_t)(val) >> 8))) +#define PUSH_LE_I16(data, pos, val) \ + PUSH_LE_U16(data, pos, val) #define PUSH_LE_U32(data, pos, val) \ (PUSH_LE_U16((data), (pos), (uint16_t)((uint32_t)(val) & 0xffff)), PUSH_LE_U16((data), (pos) + 2, (uint16_t)((uint32_t)(val) >> 16))) +#define PUSH_LE_I32(data, pos, val) \ + PUSH_LE_U32(data, pos, val) #define PUSH_LE_U64(data, pos, val) \ (PUSH_LE_U32((data), (pos), (uint32_t)((uint64_t)(val) & 0xffffffff)), PUSH_LE_U32((data), (pos) + 4, (uint32_t)((uint64_t)(val) >> 32))) +#define PUSH_LE_I64(data, pos, val) \ + PUSH_LE_U64(data, pos, val) @@ -65,28 +81,44 @@ */ #define PULL_BE_U8(data, pos) \ (_DATA_BYTE_CONST(data, pos)) +#define PULL_BE_I8(data, pos) \ + (int8_t)PULL_BE_U8(data, pos) #define PULL_BE_U16(data, pos) \ ((((uint16_t)(PULL_BE_U8(data, pos))) << 8) | (uint16_t)PULL_BE_U8(data, (pos) + 1)) +#define PULL_BE_I16(data, pos) \ + (int16_t)PULL_BE_U16(data, pos) #define PULL_BE_U32(data, pos) \ ((((uint32_t)PULL_BE_U16(data, pos)) << 16) | (uint32_t)(PULL_BE_U16(data, (pos) + 2))) +#define PULL_BE_I32(data, pos) \ + (int32_t)PULL_BE_U32(data, pos) #define PULL_BE_U64(data, pos) \ ((((uint64_t)PULL_BE_U32(data, pos)) << 32) | (uint64_t)(PULL_BE_U32(data, (pos) + 4))) +#define PULL_BE_I64(data, pos) \ + (int64_t)PULL_BE_U64(data, pos) #define PUSH_BE_U8(data, pos, val) \ (_DATA_BYTE(data, pos) = ((uint8_t)(val))) +#define PUSH_BE_I8(data, pos, val) \ + PUSH_BE_U8(data, pos, val) #define PUSH_BE_U16(data, pos, val) \ (PUSH_BE_U8((data), (pos), (uint8_t)(((uint16_t)(val)) >> 8)), PUSH_BE_U8((data), (pos) + 1, (uint8_t)((val) & 0xff))) +#define PUSH_BE_I16(data, pos, val) \ + PUSH_BE_U16(data, pos, val) #define PUSH_BE_U32(data, pos, val) \ (PUSH_BE_U16((data), (pos), (uint16_t)(((uint32_t)(val)) >> 16)), PUSH_BE_U16((data), (pos) + 2, (uint16_t)((val) & 0xffff))) +#define PUSH_BE_I32(data, pos, val) \ + PUSH_BE_U32(data, pos, val) #define PUSH_BE_U64(data, pos, val) \ (PUSH_BE_U32((data), (pos), (uint32_t)(((uint64_t)(val)) >> 32)), PUSH_BE_U32((data), (pos) + 4, (uint32_t)((val) & 0xffffffff))) +#define PUSH_BE_I64(data, pos, val) \ + PUSH_BE_U64(data, pos, val) #endif /* _BYTEARRAY_H */ -- cgit v1.2.1