117 lines
4.6 KiB
C
117 lines
4.6 KiB
C
/* misc.h - prototypes for misc functions */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2002,2003,2005,2006,2007 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GRUB_MISC_HEADER
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#define GRUB_MISC_HEADER 1
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#include <stdarg.h>
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#include <grub/types.h>
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#include <grub/symbol.h>
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#include <grub/err.h>
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#define ALIGN_UP(addr, align) (((grub_uint64_t)addr + align - 1) & ~(align - 1))
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#define grub_dprintf(condition, fmt, args...) grub_real_dprintf(__FILE__, __LINE__, condition, fmt, ## args);
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/* XXX: If grub_memmove is too slow, we must implement grub_memcpy. */
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#define grub_memcpy(d,s,n) grub_memmove ((d), (s), (n))
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void *EXPORT_FUNC(grub_memmove) (void *dest, const void *src, grub_size_t n);
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char *EXPORT_FUNC(grub_strcpy) (char *dest, const char *src);
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char *EXPORT_FUNC(grub_strncpy) (char *dest, const char *src, int c);
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char *EXPORT_FUNC(grub_stpcpy) (char *dest, const char *src);
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char *EXPORT_FUNC(grub_strcat) (char *dest, const char *src);
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char *EXPORT_FUNC(grub_strncat) (char *dest, const char *src, int c);
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/* Prototypes for aliases. */
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void *EXPORT_FUNC(memmove) (void *dest, const void *src, grub_size_t n);
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void *EXPORT_FUNC(memcpy) (void *dest, const void *src, grub_size_t n);
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int EXPORT_FUNC(grub_memcmp) (const void *s1, const void *s2, grub_size_t n);
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int EXPORT_FUNC(grub_strcmp) (const char *s1, const char *s2);
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int EXPORT_FUNC(grub_strncmp) (const char *s1, const char *s2, grub_size_t n);
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int EXPORT_FUNC(grub_strncasecmp) (const char *s1, const char *s2, int c);
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char *EXPORT_FUNC(grub_strchr) (const char *s, int c);
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char *EXPORT_FUNC(grub_strrchr) (const char *s, int c);
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int EXPORT_FUNC(grub_strword) (const char *s, const char *w);
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char *EXPORT_FUNC(grub_strstr) (const char *haystack, const char *needle);
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int EXPORT_FUNC(grub_iswordseparator) (int c);
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int EXPORT_FUNC(grub_isspace) (int c);
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int EXPORT_FUNC(grub_isprint) (int c);
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int EXPORT_FUNC(grub_isalpha) (int c);
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int EXPORT_FUNC(grub_isgraph) (int c);
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int EXPORT_FUNC(grub_isdigit) (int c);
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int EXPORT_FUNC(grub_tolower) (int c);
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unsigned long EXPORT_FUNC(grub_strtoul) (const char *str, char **end, int base);
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unsigned long long EXPORT_FUNC(grub_strtoull) (const char *str, char **end, int base);
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char *EXPORT_FUNC(grub_strdup) (const char *s);
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char *EXPORT_FUNC(grub_strndup) (const char *s, grub_size_t n);
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void *EXPORT_FUNC(grub_memset) (void *s, int c, grub_size_t n);
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grub_size_t EXPORT_FUNC(grub_strlen) (const char *s);
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int EXPORT_FUNC(grub_printf) (const char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
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void EXPORT_FUNC(grub_real_dprintf) (const char *file,
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const int line,
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const char *condition,
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const char *fmt, ...) __attribute__ ((format (printf, 4, 5)));
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int EXPORT_FUNC(grub_vprintf) (const char *fmt, va_list args);
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int EXPORT_FUNC(grub_sprintf) (char *str, const char *fmt, ...) __attribute__ ((format (printf, 2, 3)));
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int EXPORT_FUNC(grub_vsprintf) (char *str, const char *fmt, va_list args);
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void EXPORT_FUNC(grub_exit) (void) __attribute__ ((noreturn));
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void EXPORT_FUNC(grub_abort) (void) __attribute__ ((noreturn));
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grub_uint8_t *EXPORT_FUNC(grub_utf16_to_utf8) (grub_uint8_t *dest,
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grub_uint16_t *src,
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grub_size_t size);
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grub_ssize_t EXPORT_FUNC(grub_utf8_to_ucs4) (grub_uint32_t *dest,
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const grub_uint8_t *src,
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grub_size_t size);
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grub_uint64_t EXPORT_FUNC(grub_divmod64) (grub_uint64_t n,
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grub_uint32_t d, grub_uint32_t *r);
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#ifdef NEED_ENABLE_EXECUTE_STACK
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void EXPORT_FUNC(__enable_execute_stack) (void *addr);
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#endif
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/* Inline functions. */
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static inline unsigned int
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grub_abs (int x)
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{
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if (x < 0)
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return (unsigned int) (-x);
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else
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return (unsigned int) x;
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}
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static inline long
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grub_max (long x, long y)
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{
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if (x > y)
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return x;
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else
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return y;
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}
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/* Rounded-up division */
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static inline unsigned int
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grub_div_roundup (unsigned int x, unsigned int y)
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{
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return (x + y - 1) / y;
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}
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#endif /* ! GRUB_MISC_HEADER */
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