3 * Copyright (C) Igor Sysoev
7 #ifndef _NGX_ALLOC_H_INCLUDED_
8 #define _NGX_ALLOC_H_INCLUDED_
11 #include <ngx_config.h>
15 void *ngx_alloc(size_t size, ngx_log_t *log);
16 void *ngx_calloc(size_t size, ngx_log_t *log);
22 * Linux has memalign() or posix_memalign()
23 * Solaris has memalign()
24 * FreeBSD 7.0 has posix_memalign(), besides, early version's malloc()
25 * aligns allocations bigger than page size at the page boundary
28 #if (NGX_HAVE_POSIX_MEMALIGN || NGX_HAVE_MEMALIGN)
30 void *ngx_memalign(size_t alignment, size_t size, ngx_log_t *log);
34 #define ngx_memalign(alignment, size, log) ngx_alloc(size, log)
39 extern ngx_uint_t ngx_pagesize;
40 extern ngx_uint_t ngx_pagesize_shift;
41 extern ngx_uint_t ngx_cacheline_size;
44 #endif /* _NGX_ALLOC_H_INCLUDED_ */