nginx-0.0.1-2003-05-23-15:53:01 import

This commit is contained in:
Igor Sysoev 2003-05-23 11:53:01 +00:00
parent 6a1cc903bf
commit 187fcd8241
11 changed files with 147 additions and 172 deletions

View File

@ -81,7 +81,7 @@ static void ngx_aio_done(ngx_log_t *log)
}
/* The event adding and deleteing are needed for the listening sockets */
/* The event adding and deleting are needed for the listening sockets */
static int ngx_aio_add_event(ngx_event_t *ev, int event, u_int flags)
{
@ -99,49 +99,38 @@ static int ngx_aio_del_connection(ngx_connection_t *c)
{
int rc;
if (c->read->active || c->write->active) {
rc = aio_cancel(c->fd, NULL);
if (rc == -1) {
ngx_log_error(NGX_LOG_CRIT, c->log, ngx_errno,
"aio_cancel() failed");
return NGX_ERROR;
}
ngx_log_debug(c->log, "aio_cancel: %d" _ rc);
#if 0
rc = aio_error(&c->read->aiocb);
if (rc == -1) {
ngx_log_error(NGX_LOG_CRIT, c->log, ngx_errno,
"aio_error() failed");
return NGX_ERROR;
}
ngx_log_debug(c->log, "aio_error: %d" _ rc);
#endif
if (c->read->active == 0 && c->write->active == 0) {
return NGX_OK;
}
#if 0
if (c->write->active) {
rc = aio_cancel(c->fd, &c->write->aiocb);
if (rc == -1) {
ngx_log_error(NGX_LOG_CRIT, c->log, ngx_errno,
"aio_cancel() failed");
return NGX_ERROR;
}
rc = aio_cancel(c->fd, NULL);
ngx_log_debug(c->log, "aio_cancel: %d" _ rc);
ngx_log_debug(c->log, "aio_cancel: %d" _ rc);
rc = aio_error(&c->read->aiocb);
if (rc == -1) {
ngx_log_error(NGX_LOG_CRIT, c->log, ngx_errno,
"aio_error() failed");
return NGX_ERROR;
}
ngx_log_debug(c->log, "aio_error: %d" _ rc);
if (rc == AIO_CANCELED) {
c->read->active = c->write->active = 0;
return NGX_OK;
}
if (rc == AIO_ALLDONE) {
c->read->active = c->write->active = 0;
ngx_log_error(NGX_LOG_ALERT, c->log, 0,
"aio_cancel() returned AIO_ALLDONE");
return NGX_OK;
}
if (rc == -1) {
ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
"aio_cancel() failed");
return NGX_ERROR;
}
if (rc == AIO_NOTCANCELED) {
ngx_log_error(NGX_LOG_ALERT, c->log, 0,
"aio_cancel() returned AIO_NOTCANCELED");
return NGX_ERROR;
}
#endif
return NGX_OK;
}
@ -152,7 +141,7 @@ static int ngx_aio_process_events(ngx_log_t *log)
return ngx_kqueue_module_ctx.actions.process(log);
}
#endif
#endif /* HAVE_KQUEUE */
#if 0

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@ -57,7 +57,7 @@ ngx_event_module_t ngx_kqueue_module_ctx = {
ngx_kqueue_create_conf, /* create configuration */
ngx_kqueue_init_conf, /* init configuration */
{
{
ngx_kqueue_add_event, /* add an event */
ngx_kqueue_del_event, /* delete an event */
ngx_kqueue_add_event, /* enable an event */

View File

@ -462,12 +462,12 @@ static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
ls->addr = offsetof(struct sockaddr_in, sin_addr);
ls->addr_text_max_len = INET_ADDRSTRLEN;
ls->backlog = -1;
ls->post_accept_timeout = cmcf->post_accept_timeout;
ls->nonblocking = 1;
ls->handler = ngx_http_init_connection;
ls->log = cf->log;
ls->pool_size = cmcf->connection_pool_size;
ls->post_accept_timeout = cmcf->post_accept_timeout;
ls->ctx = ctx;
if (in_port[p].addrs.nelts > 1) {

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@ -49,13 +49,6 @@ static ngx_command_t ngx_http_core_commands[] = {
0,
NULL,},
{ngx_string("post_accept_timeout"),
NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
NGX_HTTP_MAIN_CONF_OFFSET,
offsetof(ngx_http_core_main_conf_t, post_accept_timeout),
NULL},
{ngx_string("connection_pool_size"),
NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
ngx_conf_set_size_slot,
@ -63,32 +56,39 @@ static ngx_command_t ngx_http_core_commands[] = {
offsetof(ngx_http_core_main_conf_t, connection_pool_size),
NULL},
{ngx_string("request_pool_size"),
NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
ngx_conf_set_size_slot,
NGX_HTTP_MAIN_CONF_OFFSET,
offsetof(ngx_http_core_main_conf_t, request_pool_size),
NULL},
{ngx_string("client_header_timeout"),
{ngx_string("post_accept_timeout"),
NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
NGX_HTTP_MAIN_CONF_OFFSET,
offsetof(ngx_http_core_main_conf_t, client_header_timeout),
offsetof(ngx_http_core_main_conf_t, post_accept_timeout),
NULL},
{ngx_string("request_pool_size"),
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_size_slot,
NGX_HTTP_SRV_CONF_OFFSET,
offsetof(ngx_http_core_srv_conf_t, request_pool_size),
NULL},
{ngx_string("client_header_timeout"),
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
NGX_HTTP_SRV_CONF_OFFSET,
offsetof(ngx_http_core_srv_conf_t, client_header_timeout),
NULL},
{ngx_string("client_header_buffer_size"),
NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_size_slot,
NGX_HTTP_MAIN_CONF_OFFSET,
offsetof(ngx_http_core_main_conf_t, client_header_buffer_size),
NGX_HTTP_SRV_CONF_OFFSET,
offsetof(ngx_http_core_srv_conf_t, client_header_buffer_size),
NULL},
{ngx_string("large_client_header"),
NGX_HTTP_MAIN_CONF|NGX_CONF_FLAG,
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG,
ngx_conf_set_flag_slot,
NGX_HTTP_MAIN_CONF_OFFSET,
offsetof(ngx_http_core_main_conf_t, large_client_header),
NGX_HTTP_SRV_CONF_OFFSET,
offsetof(ngx_http_core_srv_conf_t, large_client_header),
NULL},
{ngx_string("location"),
@ -814,12 +814,8 @@ static void *ngx_http_core_create_main_conf(ngx_pool_t *pool)
ngx_palloc(pool, sizeof(ngx_http_core_main_conf_t)),
NGX_CONF_ERROR);
cmcf->post_accept_timeout = NGX_CONF_UNSET;
cmcf->connection_pool_size = NGX_CONF_UNSET;
cmcf->request_pool_size = NGX_CONF_UNSET;
cmcf->client_header_timeout = NGX_CONF_UNSET;
cmcf->client_header_buffer_size = NGX_CONF_UNSET;
cmcf->large_client_header = NGX_CONF_UNSET;
cmcf->post_accept_timeout = NGX_CONF_UNSET;
ngx_init_array(cmcf->servers, pool, 5, sizeof(ngx_http_core_srv_conf_t *),
NGX_CONF_ERROR);
@ -832,12 +828,8 @@ static char *ngx_http_core_init_main_conf(ngx_pool_t *pool, void *conf)
{
ngx_http_core_main_conf_t *cmcf = (ngx_http_core_main_conf_t *) conf;
ngx_conf_init_msec_value(cmcf->post_accept_timeout, 30000);
ngx_conf_init_size_value(cmcf->connection_pool_size, 16384);
ngx_conf_init_size_value(cmcf->request_pool_size, 16384);
ngx_conf_init_msec_value(cmcf->client_header_timeout, 60000);
ngx_conf_init_size_value(cmcf->client_header_buffer_size, 1024);
ngx_conf_init_value(cmcf->large_client_header, 1);
ngx_conf_init_msec_value(cmcf->post_accept_timeout, 30000);
return NGX_CONF_OK;
}
@ -857,6 +849,11 @@ static void *ngx_http_core_create_srv_conf(ngx_pool_t *pool)
ngx_init_array(cscf->server_names, pool, 5, sizeof(ngx_http_server_name_t),
NGX_CONF_ERROR);
cscf->request_pool_size = NGX_CONF_UNSET;
cscf->client_header_timeout = NGX_CONF_UNSET;
cscf->client_header_buffer_size = NGX_CONF_UNSET;
cscf->large_client_header = NGX_CONF_UNSET;
return cscf;
}
@ -895,6 +892,15 @@ static char *ngx_http_core_merge_srv_conf(ngx_pool_t *pool,
n->core_srv_conf = conf;
}
ngx_conf_merge_size_value(conf->request_pool_size,
prev->request_pool_size, 16384);
ngx_conf_merge_msec_value(conf->client_header_timeout,
prev->client_header_timeout, 60000);
ngx_conf_merge_size_value(conf->client_header_buffer_size,
prev->client_header_buffer_size, 1024);
ngx_conf_merge_value(conf->large_client_header,
prev->large_client_header, 1);
return NGX_CONF_OK;
}
@ -984,17 +990,15 @@ static char *ngx_http_core_merge_loc_conf(ngx_pool_t *pool,
}
ngx_conf_merge_value(conf->sendfile, prev->sendfile, 0);
ngx_conf_merge_msec_value(conf->send_timeout, prev->send_timeout, 10000);
ngx_conf_merge_size_value(conf->discarded_buffer_size,
prev->discarded_buffer_size, 1500);
ngx_conf_merge_msec_value(conf->keepalive_timeout, prev->keepalive_timeout,
70000);
ngx_conf_merge_msec_value(conf->lingering_time, prev->lingering_time,
30000);
ngx_conf_merge_msec_value(conf->lingering_timeout, prev->lingering_timeout,
5000);
ngx_conf_merge_msec_value(conf->keepalive_timeout,
prev->keepalive_timeout, 70000);
ngx_conf_merge_msec_value(conf->lingering_time,
prev->lingering_time, 30000);
ngx_conf_merge_msec_value(conf->lingering_timeout,
prev->lingering_timeout, 5000);
return NGX_CONF_OK;
}

View File

@ -18,13 +18,8 @@ typedef struct {
typedef struct {
int post_accept_timeout;
int connection_pool_size;
int request_pool_size;
int client_header_timeout;
int client_header_buffer_size;
int large_client_header;
int url_in_error_log;
int post_accept_timeout;
ngx_array_t servers; /* array of ngx_http_core_srv_conf_t */
} ngx_http_core_main_conf_t;
@ -40,6 +35,11 @@ typedef struct {
array of ngx_http_server_name_t */
ngx_http_conf_ctx_t *ctx; /* server ctx */
size_t request_pool_size;
ngx_msec_t client_header_timeout;
size_t client_header_buffer_size;
int large_client_header;
} ngx_http_core_srv_conf_t;

View File

@ -58,9 +58,9 @@ static char *header_errors[] = {
static ngx_http_header_t headers_in[] = {
{ ngx_string("Host"), offsetof(ngx_http_headers_in_t, host) },
{ ngx_string("Connection"), offsetof(ngx_http_headers_in_t, connection) },
{ ngx_string("If-Modified-Since"),
{ ngx_string("If-Modified-Since"),
offsetof(ngx_http_headers_in_t, if_modified_since) },
{ ngx_string("Content-Length"),
{ ngx_string("Content-Length"),
offsetof(ngx_http_headers_in_t, content_length) },
#if 0
@ -75,9 +75,10 @@ static ngx_http_header_t headers_in[] = {
void ngx_http_init_connection(ngx_connection_t *c)
{
int event;
ngx_event_t *rev;
ngx_http_log_ctx_t *lcx;
int event;
ngx_event_t *rev;
ngx_http_log_ctx_t *lcx;
ngx_http_conf_ctx_t *ctx;
c->addr_text.data = ngx_palloc(c->pool, c->addr_text_max_len);
if (c->addr_text.data == NULL) {
@ -138,19 +139,20 @@ void ngx_http_init_connection(ngx_connection_t *c)
static void ngx_http_init_request(ngx_event_t *rev)
{
ngx_connection_t *c;
ngx_http_request_t *r;
ngx_http_conf_ctx_t *ctx;
ngx_http_core_main_conf_t *cmcf;
ngx_connection_t *c;
ngx_http_request_t *r;
ngx_http_conf_ctx_t *ctx;
ngx_http_core_srv_conf_t *cscf;
c = rev->data;
ctx = c->ctx;
cmcf = ngx_http_get_module_main_conf(ctx, ngx_http_core_module_ctx);
cscf = ngx_http_get_module_srv_conf(ctx, ngx_http_core_module_ctx);
cscf = ngx_http_get_module_srv_conf(cscf->ctx, ngx_http_core_module_ctx);
if (c->buffer == NULL) {
c->buffer = ngx_create_temp_hunk(c->pool,
cmcf->client_header_buffer_size,
cscf->client_header_buffer_size,
0, 0);
if (c->buffer == NULL) {
ngx_http_close_connection(c);
@ -164,7 +166,7 @@ static void ngx_http_init_request(ngx_event_t *rev)
return;
}
r->pool = ngx_create_pool(cmcf->request_pool_size, c->log);
r->pool = ngx_create_pool(cscf->request_pool_size, c->log);
if (r->pool == NULL) {
ngx_http_close_connection(c);
return;
@ -207,12 +209,12 @@ static void ngx_http_init_request(ngx_event_t *rev)
static void ngx_http_process_request_line(ngx_event_t *rev)
{
int rc, offset;
ssize_t n;
ngx_connection_t *c;
ngx_http_request_t *r;
ngx_http_log_ctx_t *lcx;
ngx_http_core_main_conf_t *cmcf;
int rc, offset;
ssize_t n;
ngx_connection_t *c;
ngx_http_request_t *r;
ngx_http_log_ctx_t *lcx;
ngx_http_core_srv_conf_t *cscf;
c = rev->data;
r = c->data;
@ -237,10 +239,10 @@ static void ngx_http_process_request_line(ngx_event_t *rev)
/* the request line has been parsed successfully */
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module_ctx);
if (r->http_version >= NGX_HTTP_VERSION_10
&& cmcf->large_client_header == 0
&& cscf->large_client_header == 0
&& r->header_in->pos == r->header_in->end)
{
/* no space for "\r\n" at the end of the header */
@ -289,7 +291,7 @@ static void ngx_http_process_request_line(ngx_event_t *rev)
/* if the large client headers are enabled then
we need to copy a request line */
if (cmcf->large_client_header) {
if (cscf->large_client_header) {
r->request_line.data = ngx_palloc(r->pool, r->request_line.len + 1);
if (r->request_line.data == NULL) {
@ -367,7 +369,7 @@ static void ngx_http_process_request_line(ngx_event_t *rev)
lcx->url = r->unparsed_uri.data;
r->headers_in.headers = ngx_create_table(r->pool, 10);
if (cmcf->large_client_header
if (cscf->large_client_header
&& r->header_in->pos == r->header_in->last)
{
r->header_in->pos = r->header_in->last = r->header_in->start;
@ -398,9 +400,9 @@ static void ngx_http_process_request_line(ngx_event_t *rev)
are enabled otherwise a request line had been already copied
to the start of the r->header_in hunk in ngx_http_set_keepalive() */
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module_ctx);
if (cmcf->large_client_header) {
if (cscf->large_client_header) {
offset = r->request_start - r->header_in->start;
if (offset == 0) {
@ -438,14 +440,14 @@ static void ngx_http_process_request_line(ngx_event_t *rev)
static void ngx_http_process_request_headers(ngx_event_t *rev)
{
int rc, i, offset;
size_t len;
ssize_t n;
ngx_table_elt_t *h;
ngx_connection_t *c;
ngx_http_request_t *r;
ngx_http_log_ctx_t *ctx;
ngx_http_core_main_conf_t *cmcf;
int rc, i, offset;
size_t len;
ssize_t n;
ngx_table_elt_t *h;
ngx_connection_t *c;
ngx_http_request_t *r;
ngx_http_log_ctx_t *ctx;
ngx_http_core_srv_conf_t *cscf;
c = rev->data;
r = c->data;
@ -488,9 +490,9 @@ static void ngx_http_process_request_headers(ngx_event_t *rev)
/* if the large client headers are enabled then
we need to copy the header name and value */
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module_ctx);
if (cmcf->large_client_header) {
if (cscf->large_client_header) {
h->key.data = ngx_palloc(r->pool,
h->key.len + 1 + h->value.len + 1);
if (h->key.data == NULL) {
@ -524,7 +526,7 @@ static void ngx_http_process_request_headers(ngx_event_t *rev)
ngx_log_debug(r->connection->log, "HTTP header: '%s: %s'" _
h->key.data _ h->value.data);
if (cmcf->large_client_header
if (cscf->large_client_header
&& r->header_in->pos == r->header_in->last)
{
r->header_in->pos = r->header_in->last = r->header_in->start;
@ -593,9 +595,9 @@ static void ngx_http_process_request_headers(ngx_event_t *rev)
/* if the large client headers are enabled then
we need to compact r->header_in hunk */
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
cscf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
if (cmcf->large_client_header) {
if (cscf->large_client_header) {
offset = r->header_name_start - r->header_in->start;
if (offset == 0) {
@ -627,10 +629,10 @@ static void ngx_http_process_request_headers(ngx_event_t *rev)
static ssize_t ngx_http_read_request_header(ngx_http_request_t *r)
{
int event;
ssize_t n;
ngx_event_t *rev;
ngx_http_core_main_conf_t *cmcf;
int event;
ssize_t n;
ngx_event_t *rev;
ngx_http_core_srv_conf_t *cscf;
n = r->header_in->last - r->header_in->pos;
@ -651,9 +653,9 @@ static ssize_t ngx_http_read_request_header(ngx_http_request_t *r)
rev->timer_set = 1;
}
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module_ctx);
ngx_add_timer(rev, cmcf->client_header_timeout);
ngx_add_timer(rev, cscf->client_header_timeout);
r->header_timeout_set = 1;
}
@ -913,7 +915,7 @@ int ngx_http_discard_body(ngx_http_request_t *r)
return NGX_OK;
}
}
rev->event_handler = ngx_http_read_discarded_body_event;
if (rev->blocked) {
@ -991,13 +993,13 @@ static int ngx_http_read_discarded_body(ngx_http_request_t *r)
static void ngx_http_set_keepalive(ngx_http_request_t *r)
{
int len, blocked;
ngx_hunk_t *h;
ngx_event_t *rev, *wev;
ngx_connection_t *c;
ngx_http_log_ctx_t *ctx;
ngx_http_core_main_conf_t *cmcf;
ngx_http_core_loc_conf_t *clcf;
int len, blocked;
ngx_hunk_t *h;
ngx_event_t *rev, *wev;
ngx_connection_t *c;
ngx_http_log_ctx_t *ctx;
ngx_http_core_srv_conf_t *cscf;
ngx_http_core_loc_conf_t *clcf;
c = (ngx_connection_t *) r->connection;
rev = c->read;
@ -1043,10 +1045,10 @@ static void ngx_http_set_keepalive(ngx_http_request_t *r)
This copy should be rare because clients that support
pipelined requests (Mozilla 1.x, Opera 6.x) are still rare */
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module_ctx);
if (!cmcf->large_client_header) {
len = h->last - h->pos;
if (!cscf->large_client_header) {
len = h->last - h->pos;
ngx_memcpy(h->start, h->pos, len);
h->pos = h->start;
h->last = h->start + len;

View File

@ -150,8 +150,6 @@ int ngx_http_output_filter(ngx_http_request_t *r, ngx_hunk_t *hunk)
return rc;
}
ngx_log_debug(r->connection->log, "HERE");
/* NGX_OK */
/* set our hunk free */
ctx->hunk->pos = ctx->hunk->last = ctx->hunk->start;

View File

@ -17,9 +17,6 @@ ngx_chain_t *ngx_aio_write_chain(ngx_connection_t *c, ngx_chain_t *in)
ce = in;
while (ce) {
ngx_log_debug(c->log, "aio_write ce: %x" _ ce->hunk->pos);
buf = prev = ce->hunk->pos;
size = 0;
@ -32,7 +29,9 @@ ngx_log_debug(c->log, "aio_write ce: %x" _ ce->hunk->pos);
rc = ngx_aio_write(c, buf, size);
ngx_log_debug(c->log, "aio_write rc: %d" _ rc);
#if (NGX_DEBUG_WRITE_CHAIN)
ngx_log_debug(c->log, "aio_write rc: %d" _ rc);
#endif
if (rc > 0) {
sent += rc;
@ -52,31 +51,14 @@ ngx_log_debug(c->log, "aio_write rc: %d" _ rc);
for (ce = in; ce; ce = ce->next) {
#if (NGX_DEBUG_WRITE_CHAIN)
ngx_log_debug(c->log, "write chain: %x %qx %qd" _
ce->hunk->type _
ce->hunk->file_pos _
ce->hunk->file_last - ce->hunk->file_pos);
#endif
if (sent >= ce->hunk->last - ce->hunk->pos) {
sent -= ce->hunk->last - ce->hunk->pos;
ce->hunk->pos = ce->hunk->last;
if (sent >= ce->hunk->file_last - ce->hunk->file_pos) {
sent -= ce->hunk->file_last - ce->hunk->file_pos;
ce->hunk->file_pos = ce->hunk->file_last;
#if (NGX_DEBUG_WRITE_CHAIN)
ngx_log_debug(c->log, "write chain done: %qx %qd" _
ce->hunk->file_pos _ sent);
#endif
continue;
}
ce->hunk->file_pos += sent;
#if (NGX_DEBUG_WRITE_CHAIN)
ngx_log_debug(c->log, "write chain rest: %qx %qd" _
ce->hunk->file_pos _
ce->hunk->file_last - ce->hunk->file_pos);
#endif
ce->hunk->pos += sent;
break;
}

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@ -10,7 +10,7 @@ typedef int ngx_err_t;
#define NGX_ENOENT ENOENT
#define NGX_EINTR EINTR
#define NGX_EACCES EACCES
#define NGX_EEXIST EEXIST
#define NGX_EEXIST EEXIST
#define NGX_ENOTDIR ENOTDIR
#define NGX_EAGAIN EWOULDBLOCK
#define NGX_EINPROGRESS EINPROGRESS

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@ -28,7 +28,7 @@ typedef struct {
time_t sec;
tm;
http_time_len;
http_time[n];
http_time[n];
};
volatile *ngx_time_p;

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@ -14,7 +14,7 @@ typedef BY_HANDLE_FILE_INFORMATION ngx_file_info_t;
#define ngx_file_type_n "GetFileAttributes"
#define ngx_is_dir(fi) (fi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
#define ngx_is_dir(fi) (fi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
#define ngx_stat_n "GetFileAttributes"