138 lines
4.8 KiB
C
138 lines
4.8 KiB
C
/*
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(C) Copyright IBM Corp. 2007, 2008
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of IBM nor the names of its contributors may be
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used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __EA_H
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#define __EA_H
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#include <stdint.h>
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#include <stddef.h>
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#include <sys/syscall.h>
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#include <sys/types.h>
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#include <sys/unistd.h>
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/*
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* take this out when compiler support is common
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*/
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#if (!defined( __EA32__ ) && !defined( __EA64__ ))
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#warning "need __ea support in compiler to compile to take advantage of libea features"
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#define __ea
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#define __EA32__
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#endif
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#ifdef __EA64__
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typedef uint64_t size_ea_t;
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typedef int64_t ssize_ea_t;
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typedef uint64_t key_ea_t;
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#define MAP_FAILED_EA ((__ea void *) -1LL)
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#else
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typedef uint32_t size_ea_t;
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typedef int32_t ssize_ea_t;
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typedef uint32_t key_ea_t;
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#define MAP_FAILED_EA ((__ea void *) -1)
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#endif
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typedef __ea void * eaptr;
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struct iovec_ea
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{
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#ifdef __EA32__
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unsigned int __pad1; /* 32 bit padding */
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#endif
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/*__ea void *iov_base;*/
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eaptr iov_base; /* Starting address */
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#ifdef __EA32__
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unsigned int __pad2; /* 32 bit padding */
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#endif
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size_ea_t iov_len; /* Number of bytes */
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};
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/* Memory Mapping functions */
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__ea void *mmap_ea (__ea void *start, size_ea_t length, int prot, int
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flags, int fd, off_t offset);
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int munmap_ea (__ea void *start, size_ea_t length);
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__ea void *mremap_ea (__ea void *old_address, size_ea_t old_size,
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size_ea_t new_size, unsigned long flags);
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int msync_ea (__ea void *start, size_ea_t length, int flags);
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/* EA memory mangement functions */
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__ea void *calloc_ea (size_ea_t nmemb, size_ea_t length);
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void free_ea (__ea void *ptr);
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__ea void *malloc_ea (size_ea_t size);
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__ea void *realloc_ea (__ea void *ptr, size_ea_t size);
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int posix_memalign_ea (__ea void **memptr, size_ea_t alignment, size_ea_t size);
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/* String copying functions */
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__ea void *memcpy_ea (__ea void *dest, __ea const void *src, size_ea_t n);
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__ea void *memmove_ea (__ea void *dest, __ea const void *src, size_ea_t n);
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__ea char *strcpy_ea (__ea char *dest, __ea const char *src);
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__ea char *strncpy_ea (__ea char *dest, __ea const char *src, size_ea_t n);
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/* Concatenation functions */
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__ea char *strcat_ea (__ea char *dest, __ea const char *src);
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__ea char *strncat_ea (__ea char *dest, __ea const char *src, size_ea_t n);
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/* Comparison functions */
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int memcmp_ea (__ea void *s1, __ea const void *s2, size_ea_t n);
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int strcmp_ea (__ea char *s1, __ea const char *s2);
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int strncmp_ea (__ea void *s1, __ea const void *s2, size_ea_t n3);
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/* Search functions*/
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__ea void *memchr_ea (__ea const void *s, int c, size_ea_t n);
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__ea char *strchr_ea (__ea const char *s, int c);
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size_ea_t strcspn_ea (__ea const char *s, const char *reject);
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__ea char *strpbrk_ea (__ea const char *s, const char *accept);
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__ea char *strrchr_ea (__ea const char *s, int c);
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size_ea_t strspn_ea (__ea const char *s, const char *accept);
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__ea char * strstr_ea (__ea const char *s1, __ea const char *s2);
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/* Misc functions */
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__ea void *memset_ea (__ea void *dest, int c, size_ea_t n);
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size_ea_t strlen_ea (__ea const char *s);
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/* Linux system call functions */
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ssize_ea_t read_ea(int fd, __ea void *buf, size_ea_t count);
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ssize_ea_t pread_ea(int fd, __ea void *buf, size_ea_t count, off_t offset);
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ssize_ea_t readv_ea(int fd, struct iovec_ea *vector, int count);
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ssize_ea_t write_ea(int fd, __ea const void *buf, size_ea_t count);
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ssize_ea_t pwrite_ea(int fd, __ea const void *buf, size_ea_t count, off_t offset);
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ssize_ea_t writev_ea(int fd, struct iovec_ea *vector, int count);
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#if defined( __EA64__ ) && defined( __EA32__ )
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#error __EA64__ and __EA32__ are both defined
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#endif
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#endif
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