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author | Martin Nagy <mnagy@redhat.com> | 2009-02-11 20:37:59 +0100 |
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committer | Martin Nagy <mnagy@redhat.com> | 2009-02-11 20:37:59 +0100 |
commit | f50ae72ec3417cae55dd4e085991c01af9fdc5f1 (patch) | |
tree | 0e36c9a3320f6d068df93d3ff6d84b821d23db40 /lib/isc/win32/resource.c | |
download | bind_dynamic-f50ae72ec3417cae55dd4e085991c01af9fdc5f1.tar.gz bind_dynamic-f50ae72ec3417cae55dd4e085991c01af9fdc5f1.tar.xz bind_dynamic-f50ae72ec3417cae55dd4e085991c01af9fdc5f1.zip |
Initial commitstart
Diffstat (limited to 'lib/isc/win32/resource.c')
-rw-r--r-- | lib/isc/win32/resource.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/lib/isc/win32/resource.c b/lib/isc/win32/resource.c new file mode 100644 index 0000000..e7e7cf4 --- /dev/null +++ b/lib/isc/win32/resource.c @@ -0,0 +1,72 @@ +/* + * Copyright (C) 2004, 2007, 2008 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 2000, 2001 Internet Software Consortium. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, + * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE + * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +/* $Id: resource.c,v 1.10 2008/07/11 23:47:09 tbox Exp $ */ + +#include <config.h> + +#include <stdio.h> + +#include <isc/platform.h> +#include <isc/resource.h> +#include <isc/result.h> +#include <isc/util.h> + +#include "errno2result.h" + +/* + * Windows limits the maximum number of open files to 2048 + */ + +#define WIN32_MAX_OPEN_FILES 2048 + +isc_result_t +isc_resource_setlimit(isc_resource_t resource, isc_resourcevalue_t value) { + isc_resourcevalue_t rlim_value; + int wresult; + + if (resource != isc_resource_openfiles) + return (ISC_R_NOTIMPLEMENTED); + + + if (value == ISC_RESOURCE_UNLIMITED) + rlim_value = WIN32_MAX_OPEN_FILES; + else + rlim_value = min(value, WIN32_MAX_OPEN_FILES); + + wresult = _setmaxstdio((int) rlim_value); + + if (wresult > 0) + return (ISC_R_SUCCESS); + else + return (isc__errno2result(errno)); +} + +isc_result_t +isc_resource_getlimit(isc_resource_t resource, isc_resourcevalue_t *value) { + + if (resource != isc_resource_openfiles) + return (ISC_R_NOTIMPLEMENTED); + + *value = WIN32_MAX_OPEN_FILES; + return (ISC_R_SUCCESS); +} + +isc_result_t +isc_resource_getcurlimit(isc_resource_t resource, isc_resourcevalue_t *value) { + return (isc_resource_getlimit(resource, value)); +} |