Mercurial > hg > nginx-vendor-1-0
view src/os/unix/ngx_aio_read_chain.c @ 560:daf4847b43ff NGINX_0_8_32
nginx 0.8.32
*) Bugfix: UTF-8 encoding usage in the ngx_http_autoindex_module.
Thanks to Maxim Dounin.
*) Bugfix: regular expression named captures worked for two names only.
Thanks to Maxim Dounin.
*) Bugfix: now the "localhost" name is used in the "Host" request
header line, if an unix domain socket is defined in the "auth_http"
directive.
Thanks to Maxim Dounin.
*) Bugfix: nginx did nor support chunked transfer encoding for 201
responses.
Thanks to Julian Reich.
*) Bugfix: if the "expires modified" set date in the past, the a
negative number was set in the "Cache-Control" response header
line.
Thanks to Alex Kapranoff.
author | Igor Sysoev <http://sysoev.ru> |
---|---|
date | Mon, 11 Jan 2010 00:00:00 +0300 |
parents | 86dad910eeb6 |
children | ad25218fd14b |
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/* * Copyright (C) Igor Sysoev */ #include <ngx_config.h> #include <ngx_core.h> #include <ngx_event.h> ssize_t ngx_aio_read_chain(ngx_connection_t *c, ngx_chain_t *cl) { int n; u_char *buf, *prev; size_t size; ssize_t total; if (c->read->pending_eof) { c->read->ready = 0; return 0; } total = 0; while (cl) { /* we can post the single aio operation only */ if (!c->read->ready) { return total ? total : NGX_AGAIN; } buf = cl->buf->last; prev = cl->buf->last; size = 0; /* coalesce the neighbouring bufs */ while (cl && prev == cl->buf->last) { size += cl->buf->end - cl->buf->last; prev = cl->buf->end; cl = cl->next; } n = ngx_aio_read(c, buf, size); ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "aio_read: %d", n); if (n == NGX_AGAIN) { return total ? total : NGX_AGAIN; } if (n == NGX_ERROR) { return NGX_ERROR; } if (n == 0) { c->read->pending_eof = 1; if (total) { c->read->eof = 0; c->read->ready = 1; } return total; } if (n > 0) { total += n; } ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "aio_read total: %d", total); } return total ? total : NGX_AGAIN; }