Welcome to mirror list, hosted at ThFree Co, Russian Federation.

ngx_alloc.c « unix « os « src - github.com/nginx/nginx.git - Unnamed repository; edit this file 'description' to name the repository.
summaryrefslogtreecommitdiff
blob: 258a10fa95ea383a5d38bd7a97b10ced78c5b67f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79

/*
 * Copyright (C) Igor Sysoev
 */


#include <ngx_config.h>
#include <ngx_core.h>


int ngx_pagesize;


void *ngx_alloc(size_t size, ngx_log_t *log)
{
    void  *p;

    if (!(p = malloc(size))) {
        ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
                      "malloc() %uz bytes 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;

    if (posix_memalign(&p, alignment, size) == -1) {
        ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
                      "posix_memalign() %uz bytes aligned to %uz failed",
                      size, alignment);
    }

    ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0,
                   "posix_memalign: %p:%uz", p, size);

    return p;
}

#elif (NGX_HAVE_MEMALIGN)

void *ngx_memalign(size_t alignment, size_t size, ngx_log_t *log)
{
    void  *p;

    if (!(p = memalign(alignment, size))) {
        ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
                      "memalign() %uz bytes aligned to %uz failed",
                      size, alignment);
    }

    ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0,
                   "memalign: %p:%uz", p, size);

    return p;
}

#endif