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