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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138
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11 int ngx_pagesize;
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12 ngx_uint_t ngx_cacheline_size;
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0
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13
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14
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50
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15 void *
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16 ngx_alloc(size_t size, ngx_log_t *log)
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0
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17 {
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18 void *p;
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19
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50
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20 p = malloc(size);
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21 if (p == NULL) {
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0
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22 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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10
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23 "malloc() %uz bytes failed", size);
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0
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24 }
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25
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10
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26 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0, "malloc: %p:%uz", p, size);
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0
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27
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28 return p;
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29 }
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30
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31
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50
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32 void *
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33 ngx_calloc(size_t size, ngx_log_t *log)
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0
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34 {
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35 void *p;
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36
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37 p = ngx_alloc(size, log);
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38
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39 if (p) {
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40 ngx_memzero(p, size);
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41 }
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42
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43 return p;
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44 }
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45
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46
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18
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47 #if (NGX_HAVE_POSIX_MEMALIGN)
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0
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48
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50
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49 void *
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50 ngx_memalign(size_t alignment, size_t size, ngx_log_t *log)
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0
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51 {
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52 void *p;
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53
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54 if (posix_memalign(&p, alignment, size) == -1) {
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55 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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10
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56 "posix_memalign() %uz bytes aligned to %uz failed",
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57 size, alignment);
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0
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58 }
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59
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60 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0,
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10
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61 "posix_memalign: %p:%uz", p, size);
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0
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62
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63 return p;
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64 }
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65
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18
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66 #elif (NGX_HAVE_MEMALIGN)
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0
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67
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50
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68 void *
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69 ngx_memalign(size_t alignment, size_t size, ngx_log_t *log)
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0
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70 {
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71 void *p;
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72
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50
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73 p = memalign(alignment, size);
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74 if (p == NULL) {
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0
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75 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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10
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76 "memalign() %uz bytes aligned to %uz failed",
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77 size, alignment);
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0
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78 }
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79
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80 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0,
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10
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81 "memalign: %p:%uz", p, size);
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0
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82
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83 return p;
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84 }
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85
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86 #endif
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