/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2012 Apple Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
*
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*-
* Copyright (c) 1992, 1993
*
* @(#)libkern.h 8.1 (Berkeley) 6/10/93
*/
+/*
+ * NOTICE: This file was modified by SPARTA, Inc. in 2005 to introduce
+ * support for mandatory and extensible security protections. This notice
+ * is included in support of clause 2.2 (b) of the Apple Public License,
+ * Version 2.0.
+ */
#ifndef _LIBKERN_LIBKERN_H_
#define _LIBKERN_LIBKERN_H_
+#include <sys/appleapiopts.h>
+#include <stdint.h>
+#include <stdarg.h> /* for platform-specific va_list */
+#include <string.h>
#include <sys/cdefs.h>
#include <sys/types.h>
+#include <mach/vm_param.h>
+
+#ifdef __APPLE_API_OBSOLETE
/* BCD conversions. */
extern u_char const bcd2bin_data[];
extern u_char const bin2bcd_data[];
-extern char const hex2ascii_data[];
#define bcd2bin(bcd) (bcd2bin_data[bcd])
#define bin2bcd(bin) (bin2bcd_data[bin])
-#define hex2ascii(hex) (hex2ascii_data[hex])
+#endif /* __APPLE_API_OBSOLETE */
+#ifdef __APPLE_API_PRIVATE
+extern char const hex2ascii_data[];
+
+#define hex2ascii(hex) (hex2ascii_data[hex])
+#endif /* __APPLE_API_PRIVATE */
__BEGIN_DECLS
static inline int
{
return (a < b ? a : b);
}
-static inline u_long
-ulmax(u_long a, u_long b)
+static inline u_int32_t
+ulmax(u_int32_t a, u_int32_t b)
{
return (a > b ? a : b);
}
-static inline u_long
-ulmin(u_long a, u_long b)
+static inline u_int32_t
+ulmin(u_int32_t a, u_int32_t b)
{
return (a < b ? a : b);
}
+
+
/* Prototypes for non-quad routines. */
-int bcmp __P((const void *, const void *, size_t));
-int ffs __P((int));
-int locc __P((int, char *, u_int));
-u_long random __P((void));
-char *rindex __P((const char *, int));
-int scanc __P((u_int, u_char *, u_char *, int));
-int skpc __P((int, int, char *));
-char *strcat __P((char *, const char *));
-char *strcpy __P((char *, const char *));
-size_t strlen __P((const char *));
-char *strncpy __P((char *, const char *, size_t));
-long strtol __P((const char*, char **, int));
+extern int ffs(int);
+extern u_int32_t random(void);
+extern int scanc(u_int, u_char *, const u_char *, int);
+extern int skpc(int, int, char *);
+extern long strtol(const char*, char **, int);
+extern u_long strtoul(const char *, char **, int);
+extern quad_t strtoq(const char *, char **, int);
+extern u_quad_t strtouq(const char *, char **, int);
+extern char *strsep(char **, const char *);
+extern void *memchr(const void *, int, size_t);
+
+int snprintf(char *, size_t, const char *, ...) __printflike(3,4);
+
+/* sprintf() is being deprecated. Please use snprintf() instead. */
+int sprintf(char *bufp, const char *, ...) __deprecated;
+int sscanf(const char *, char const *, ...) __scanflike(2,3);
+int printf(const char *, ...) __printflike(1,2);
+
+#if KERNEL_PRIVATE
+int _consume_printf_args(int, ...);
+#endif
+
+#if CONFIG_NO_PRINTF_STRINGS
+#if KERNEL_PRIVATE
+#define printf(x, ...) _consume_printf_args( 0, ## __VA_ARGS__ )
+#else
+#define printf(x, ...) do {} while (0)
+#endif
+#endif
+
+uint32_t crc32(uint32_t crc, const void *bufp, size_t len);
+
+int copystr(const void *kfaddr, void *kdaddr, size_t len, size_t *done);
+int copyinstr(const user_addr_t uaddr, void *kaddr, size_t len, size_t *done);
+int copyoutstr(const void *kaddr, user_addr_t udaddr, size_t len, size_t *done);
+int copyin(const user_addr_t uaddr, void *kaddr, size_t len);
+int copyout(const void *kaddr, user_addr_t udaddr, size_t len);
+
+int vsscanf(const char *, char const *, va_list);
+
+extern int vprintf(const char *, va_list);
+extern int vsnprintf(char *, size_t, const char *, va_list);
+
+/* vsprintf() is being deprecated. Please use vsnprintf() instead. */
+extern int vsprintf(char *bufp, const char *, va_list) __deprecated;
+
+#ifdef KERNEL_PRIVATE
+extern void invalidate_icache(vm_offset_t, unsigned, int);
+extern void flush_dcache(vm_offset_t, unsigned, int);
+#else
+extern void invalidate_icache(vm_offset_t, unsigned, int);
+extern void flush_dcache(vm_offset_t, unsigned, int);
+#endif
+extern void invalidate_icache64(addr64_t, unsigned, int);
+extern void flush_dcache64(addr64_t, unsigned, int);
+
+
+/*
+ * assembly versions of clz... ideally we would just call
+ * __builtin_clz(num), unfortunately this one is ill defined
+ * by gcc for num=0
+ */
+static __inline__ unsigned int
+clz(unsigned int num)
+{
+ return num?__builtin_clz(num):__builtin_clz(0);
+}
+
+
__END_DECLS
#endif /* _LIBKERN_LIBKERN_H_ */
projects / apple / xnu.git / blobdiff