/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/types.h>
#include <project.h>
#include <string.h>
#include <stdlib.h>
#include "files_common.h"
static uint_t
hash_projname(nss_XbyY_args_t *argp, int keyhash, const char *line,
int linelen) {
const char *name;
int namelen, i;
uint_t hash = 0;
if (keyhash) {
name = argp->key.name;
namelen = strlen(name);
} else {
name = line;
namelen = 0;
while (linelen-- && *line++ != ':')
namelen++;
}
for (i = 0; i < namelen; i++)
hash = hash * 15 + name[i];
return (hash);
}
static uint_t
hash_projid(nss_XbyY_args_t *argp, int keyhash, const char *line,
int linelen) {
uint_t id;
const char *linep, *limit, *end;
linep = line;
limit = line + linelen;
if (keyhash)
return ((uint_t)argp->key.projid);
/* skip projname */
while (linep < limit && *linep++ != ':');
if (linep == limit)
return (0);
/* projid */
end = linep;
id = (uint_t)strtol(linep, (char **)&end, 10);
if (linep == end)
return (0);
return (id);
}
static files_hash_func hash_proj[2] = {
hash_projname,
hash_projid
};
static files_hash_t hashinfo = {
DEFAULTMUTEX,
sizeof (struct project),
NSS_BUFLEN_PROJECT,
2,
hash_proj
};
static int
check_projid(nss_XbyY_args_t *argp, const char *line, int linelen) {
projid_t projid;
const char *linep, *limit, *end;
linep = line;
limit = line + linelen;
/* skip projname */
while (linep < limit && *linep++ != ':');
/* empty projname not allowed */
if (linep == limit || linep == line + 1)
return (0);
/* projid */
end = linep;
projid = (projid_t)strtol(linep, (char **)&end, 10);
/* empty projid is not valid */
if (linep == end)
return (0);
return (projid == argp->key.projid);
}
static nss_status_t
getbyname(files_backend_ptr_t be, void *a) {
return (_nss_files_XY_hash(be, a, 0, &hashinfo, 0,
_nss_files_check_name_colon));
}
static nss_status_t
getbyprojid(files_backend_ptr_t be, void *a) {
return (_nss_files_XY_hash(be, a, 0, &hashinfo, 1, check_projid));
}
static files_backend_op_t project_ops[] = {
_nss_files_destr,
_nss_files_endent,
_nss_files_setent,
_nss_files_getent_rigid,
getbyname,
getbyprojid
};
/*ARGSUSED*/
nss_backend_t *
_nss_files_project_constr(dummy1, dummy2, dummy3)
const char *dummy1, *dummy2, *dummy3;
{
return (_nss_files_constr(project_ops,
sizeof (project_ops) / sizeof (project_ops[0]),
PROJF_PATH,
NSS_LINELEN_PROJECT,
&hashinfo));
}