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-rw-r--r--nscd/hstcache.c58
1 files changed, 17 insertions, 41 deletions
diff --git a/nscd/hstcache.c b/nscd/hstcache.c
index e27ece5bc6..99d2998f49 100644
--- a/nscd/hstcache.c
+++ b/nscd/hstcache.c
@@ -1,20 +1,22 @@
/* Cache handling for host lookup.
- Copyright (C) 1998-2005, 2006 Free Software Foundation, Inc.
+ Copyright (C) 1998-2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License version 2 as
- published by the Free Software Foundation.
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
- This program is distributed in the hope that it will be useful,
+ The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
#include <alloca.h>
#include <assert.h>
@@ -36,9 +38,6 @@
#include "nscd.h"
#include "dbg_log.h"
-#ifdef HAVE_SENDFILE
-# include <kernel-features.h>
-#endif
/* This is the standard reply in case the service is disabled. */
@@ -116,8 +115,7 @@ cache_addhst (struct database_dyn *db, int fd, request_header *req,
written = total = sizeof (notfound);
if (fd != -1)
- written = TEMP_FAILURE_RETRY (send (fd, &notfound, total,
- MSG_NOSIGNAL));
+ written = TEMP_FAILURE_RETRY (write (fd, &notfound, total));
dataset = mempool_alloc (db, sizeof (struct dataset) + req->key_len);
/* If we cannot permanently store the result, so be it. */
@@ -329,30 +327,7 @@ cache_addhst (struct database_dyn *db, int fd, request_header *req,
unnecessarily keep the receiver waiting. */
assert (fd != -1);
-#ifdef HAVE_SENDFILE
- if (__builtin_expect (db->mmap_used, 1) && !alloca_used)
- {
- assert (db->wr_fd != -1);
- assert ((char *) &dataset->resp > (char *) db->data);
- assert ((char *) &dataset->resp - (char *) db->head
- + total
- <= (sizeof (struct database_pers_head)
- + db->head->module * sizeof (ref_t)
- + db->head->data_size));
- written = sendfileall (fd, db->wr_fd,
- (char *) &dataset->resp
- - (char *) db->head, total);
-# ifndef __ASSUME_SENDFILE
- if (written == -1 && errno == ENOSYS)
- goto use_write;
-# endif
- }
- else
-# ifndef __ASSUME_SENDFILE
- use_write:
-# endif
-#endif
- written = writeall (fd, &dataset->resp, total);
+ written = TEMP_FAILURE_RETRY (write (fd, &dataset->resp, total));
}
/* Add the record to the database. But only if it has not been
@@ -478,10 +453,11 @@ addhstbyX (struct database_dyn *db, int fd, request_header *req,
{
char *old_buffer = buffer;
errno = 0;
+#define INCR 1024
if (__builtin_expect (buflen > 32768, 0))
{
- buflen *= 2;
+ buflen += INCR;
buffer = (char *) realloc (use_malloc ? buffer : NULL, buflen);
if (buffer == NULL)
{
@@ -502,7 +478,7 @@ addhstbyX (struct database_dyn *db, int fd, request_header *req,
else
/* Allocate a new buffer on the stack. If possible combine it
with the previously allocated buffer. */
- buffer = (char *) extend_alloca (buffer, buflen, 2 * buflen);
+ buffer = (char *) extend_alloca (buffer, buflen, buflen + INCR);
}
#if 0