diff options
Diffstat (limited to 'app/nginx/src/os/unix/ngx_alloc.c')
-rw-r--r-- | app/nginx/src/os/unix/ngx_alloc.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/app/nginx/src/os/unix/ngx_alloc.c b/app/nginx/src/os/unix/ngx_alloc.c new file mode 100644 index 0000000..5c2f787 --- /dev/null +++ b/app/nginx/src/os/unix/ngx_alloc.c @@ -0,0 +1,90 @@ + +/* + * Copyright (C) Igor Sysoev + * Copyright (C) Nginx, Inc. + */ + + +#include <ngx_config.h> +#include <ngx_core.h> + + +ngx_uint_t ngx_pagesize; +ngx_uint_t ngx_pagesize_shift; +ngx_uint_t ngx_cacheline_size; + + +void * +ngx_alloc(size_t size, ngx_log_t *log) +{ + void *p; + + p = malloc(size); + if (p == NULL) { + ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, + "malloc(%uz) failed", size); + } + + ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0, "malloc: %p:%uz", p, size); + + return p; +} + + +void * +ngx_calloc(size_t size, ngx_log_t *log) +{ + void *p; + + p = ngx_alloc(size, log); + + if (p) { + ngx_memzero(p, size); + } + + return p; +} + + +#if (NGX_HAVE_POSIX_MEMALIGN) + +void * +ngx_memalign(size_t alignment, size_t size, ngx_log_t *log) +{ + void *p; + int err; + + err = posix_memalign(&p, alignment, size); + + if (err) { + ngx_log_error(NGX_LOG_EMERG, log, err, + "posix_memalign(%uz, %uz) failed", alignment, size); + p = NULL; + } + + ngx_log_debug3(NGX_LOG_DEBUG_ALLOC, log, 0, + "posix_memalign: %p:%uz @%uz", p, size, alignment); + + return p; +} + +#elif (NGX_HAVE_MEMALIGN) + +void * +ngx_memalign(size_t alignment, size_t size, ngx_log_t *log) +{ + void *p; + + p = memalign(alignment, size); + if (p == NULL) { + ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, + "memalign(%uz, %uz) failed", alignment, size); + } + + ngx_log_debug3(NGX_LOG_DEBUG_ALLOC, log, 0, + "memalign: %p:%uz @%uz", p, size, alignment); + + return p; +} + +#endif |