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Diffstat (limited to 'tests/multiboot/libc.h')
-rw-r--r-- | tests/multiboot/libc.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/tests/multiboot/libc.h b/tests/multiboot/libc.h new file mode 100644 index 0000000000..80eec5b7a0 --- /dev/null +++ b/tests/multiboot/libc.h @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2013 Kevin Wolf <kwolf@redhat.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef LIBC_H +#define LIBC_H + +/* Integer types */ + +typedef unsigned long long uint64_t; +typedef unsigned int uint32_t; +typedef unsigned short uint16_t; +typedef unsigned char uint8_t; + +typedef signed long long int64_t; +typedef signed int int32_t; +typedef signed short int16_t; +typedef signed char int8_t; + +typedef uint32_t uintptr_t; + + +/* stdarg.h */ + +typedef __builtin_va_list va_list; +#define va_start(ap, X) __builtin_va_start(ap, X) +#define va_arg(ap, type) __builtin_va_arg(ap, type) +#define va_end(ap) __builtin_va_end(ap) + + +/* Port I/O functions */ + +static inline void outb(uint16_t port, uint8_t data) +{ + asm volatile ("outb %0, %1" : : "a" (data), "Nd" (port)); +} + + +/* Misc functions */ + +void printf(const char *fmt, ...); + +#endif |