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0
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9
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10
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11 int ngx_pagesize;
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12
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13
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50
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14 void *
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15 ngx_alloc(size_t size, ngx_log_t *log)
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0
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16 {
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17 void *p;
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18
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50
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19 p = malloc(size);
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20 if (p == NULL) {
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0
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21 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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10
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22 "malloc() %uz bytes failed", size);
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0
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23 }
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24
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10
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25 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0, "malloc: %p:%uz", p, size);
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0
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26
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27 return p;
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28 }
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29
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30
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50
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31 void *
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32 ngx_calloc(size_t size, ngx_log_t *log)
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0
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33 {
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34 void *p;
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35
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36 p = ngx_alloc(size, log);
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37
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38 if (p) {
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39 ngx_memzero(p, size);
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40 }
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41
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42 return p;
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43 }
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44
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45
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18
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46 #if (NGX_HAVE_POSIX_MEMALIGN)
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0
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47
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50
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48 void *
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49 ngx_memalign(size_t alignment, size_t size, ngx_log_t *log)
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0
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50 {
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51 void *p;
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52
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53 if (posix_memalign(&p, alignment, size) == -1) {
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54 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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10
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55 "posix_memalign() %uz bytes aligned to %uz failed",
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56 size, alignment);
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0
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57 }
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58
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59 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0,
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10
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60 "posix_memalign: %p:%uz", p, size);
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0
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61
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62 return p;
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63 }
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64
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18
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65 #elif (NGX_HAVE_MEMALIGN)
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0
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66
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50
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67 void *
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68 ngx_memalign(size_t alignment, size_t size, ngx_log_t *log)
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0
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69 {
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70 void *p;
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71
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50
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72 p = memalign(alignment, size);
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73 if (p == NULL) {
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0
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74 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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10
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75 "memalign() %uz bytes aligned to %uz failed",
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76 size, alignment);
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0
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77 }
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78
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79 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0,
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10
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80 "memalign: %p:%uz", p, size);
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0
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81
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82 return p;
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83 }
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84
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85 #endif
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