From ae83d32a56c38e5c7cd4497d64432387d4350a55 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Thu, 4 Jul 2024 23:41:00 -0400 Subject: lib: Add initial libc Signed-off-by: Ian Moffett --- lib/libc/include/bits/types.h | 64 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 lib/libc/include/bits/types.h (limited to 'lib/libc/include/bits') diff --git a/lib/libc/include/bits/types.h b/lib/libc/include/bits/types.h new file mode 100644 index 0000000..6d319e8 --- /dev/null +++ b/lib/libc/include/bits/types.h @@ -0,0 +1,64 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _BITS_TYPES_H +#define _BITS_TYPES_H + +/* Fixed width integer types */ +typedef unsigned long __size_t; +typedef long __ssize_t; +typedef long __ptrdiff_t; + +typedef unsigned char __uint8_t; +typedef unsigned short __uint16_t; +typedef unsigned int __uint32_t; +typedef unsigned long long __uint64_t; + +typedef signed char __int8_t; +typedef short __int16_t; +typedef int __int32_t; +typedef long long __int64_t; + +/* Fixed width integer type limits */ +#define __INT8_MIN (-0x7F - 1) +#define __INT16_MIN (-0x7FFF - 1) +#define __INT32_MIN (-0x7FFFFFFF - 1) +#define __INT64_MIN (-0x7FFFFFFFFFFFFFFFLL - 1) + +#define __INT8_MAX 0x7F +#define __INT16_MAX 0x7FFF +#define __INT32_MAX 0x7FFFFFFF +#define __INT64_MAX 0x7FFFFFFFFFFFFFFFLL + +#define __UINT8_MAX 0xFF +#define __UINT16_MAX 0xFFFF +#define __UINT32_MAX 0xFFFFFFFFU +#define __UINT64_MAX 0xFFFFFFFFFFFFFFFFULL + +#endif /* !_BITS_TYPES_H */ -- cgit v1.2.3