annotate src/os/win32/ngx_shmem.c @ 663:6d5c1535bb9d release-0.3.53

nginx-0.3.53-RELEASE import *) Change: the "add_header" directive adds the string to 204, 301, and 302 responses. *) Feature: the "server" directive in the "upstream" context supports the "weight" parameter. *) Feature: the "server_name" directive supports the "*" wildcard. *) Feature: nginx supports the request body size more than 2G. *) Bugfix: if a client was successfully authorized using "satisfy_any on", then anyway the message "access forbidden by rule" was written in the log. *) Bugfix: the "PUT" method may erroneously not create a file and return the 409 code. *) Bugfix: if the IMAP/POP3 backend returned an error, then nginx continued proxying anyway.
author Igor Sysoev <igor@sysoev.ru>
date Fri, 07 Jul 2006 16:33:19 +0000
parents 5dac8c7fb71b
children d5896f6608e8
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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11 /*
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12 * TODO:
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13 * maping name or inheritable handle
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14 */
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16 ngx_int_t
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17 ngx_shm_alloc(ngx_shm_t *shm)
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18 {
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19 shm->handle = CreateFileMapping(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE,
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20 0, shm->size, NULL);
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22 if (shm->handle == NULL) {
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23 ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno,
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24 "CreateFileMapping(%uz) failed", shm->size);
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25 return NGX_ERROR;
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26 }
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28 shm->addr = MapViewOfFile(shm->handle, FILE_MAP_WRITE, 0, 0, 0);
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29
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30 if (shm->addr == NULL) {
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31 ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno,
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32 "MapViewOfFile(%uz) failed", shm->size);
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33
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34 if (CloseHandle(shm->handle) == 0) {
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35 ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno,
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36 "CloseHandle() failed");
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37 }
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38
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39 return NGX_ERROR;
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40 }
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41
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42 return NGX_OK;
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43 }
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46 void
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47 ngx_shm_free(ngx_shm_t *shm)
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48 {
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49 if (UnmapViewOfFile(shm->addr) == 0) {
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50 ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno,
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51 "UnmapViewOfFile(%p) failed", shm->addr);
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52 }
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53
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54 if (CloseHandle(shm->handle) == 0) {
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55 ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno,
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56 "CloseHandle() failed");
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57 }
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58 }