Mercurial > hg > nginx-quic
view src/os/win32/ngx_shmem.c @ 638:76bf795b5a02
release-0.3.40 tag
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Wed, 19 Apr 2006 15:30:56 +0000 |
parents | 5dac8c7fb71b |
children | d5896f6608e8 |
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/* * Copyright (C) Igor Sysoev */ #include <ngx_config.h> #include <ngx_core.h> /* * TODO: * maping name or inheritable handle */ ngx_int_t ngx_shm_alloc(ngx_shm_t *shm) { shm->handle = CreateFileMapping(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, shm->size, NULL); if (shm->handle == NULL) { ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, "CreateFileMapping(%uz) failed", shm->size); return NGX_ERROR; } shm->addr = MapViewOfFile(shm->handle, FILE_MAP_WRITE, 0, 0, 0); if (shm->addr == NULL) { ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, "MapViewOfFile(%uz) failed", shm->size); if (CloseHandle(shm->handle) == 0) { ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, "CloseHandle() failed"); } return NGX_ERROR; } return NGX_OK; } void ngx_shm_free(ngx_shm_t *shm) { if (UnmapViewOfFile(shm->addr) == 0) { ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, "UnmapViewOfFile(%p) failed", shm->addr); } if (CloseHandle(shm->handle) == 0) { ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, "CloseHandle() failed"); } }