diff options
Diffstat (limited to 'libk/types.h')
| -rw-r--r-- | libk/types.h | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/libk/types.h b/libk/types.h index 4c50a35..7f16206 100644 --- a/libk/types.h +++ b/libk/types.h @@ -4,27 +4,36 @@ typedef unsigned short size_t; typedef int ssize_t; typedef unsigned char uint8_t; +constexpr uint8_t uint8_t_min = 0; +constexpr uint8_t uint8_t_max = 0xff; typedef unsigned short uint16_t; constexpr uint16_t uint16_t_min = 0; constexpr uint16_t uint16_t_max = 0xffff; typedef unsigned int uint32_t; -typedef unsigned long long int uint64_t; +constexpr uint32_t uint32_t_min = 0; +constexpr uint32_t uint32_t_max = 0xffffffff; + +typedef unsigned long long uint64_t; +constexpr uint64_t uint64_t_min = 0; +constexpr uint64_t uint64_t_max = 0xffffffffffffffff; typedef char int8_t; +constexpr int8_t int8_t_max = uint8_t_max / 2; +constexpr int8_t int8_t_min = -int8_t_max - 1; + typedef short int16_t; +constexpr int16_t int16_t_max = uint16_t_max / 2; +constexpr int16_t int16_t_min = -int16_t_max - 1; + typedef int int32_t; -typedef long long int int64_t; +constexpr int32_t int32_t_max = uint32_t_max / 2; +constexpr int32_t int32_t_min = -int32_t_max - 1; -/* in x86: - * byte: 1 byte, 8 bits - * word: 2 bytes, 16 bits - * dword: 4 bytes, 32 bits - * qword: 8 bytes, 64 bits - * */ -typedef uint16_t uword_t; -typedef int16_t word_t; +typedef long long int int64_t; +constexpr int64_t int64_t_max = uint64_t_max / 2; +constexpr int64_t int64_t_min = -int64_t_max - 1; // Type Traits |