diff options
Diffstat (limited to 'usr/src/lib/nsswitch/files/common/files_common.h')
| -rw-r--r-- | usr/src/lib/nsswitch/files/common/files_common.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/usr/src/lib/nsswitch/files/common/files_common.h b/usr/src/lib/nsswitch/files/common/files_common.h new file mode 100644 index 0000000000..afa56329d5 --- /dev/null +++ b/usr/src/lib/nsswitch/files/common/files_common.h @@ -0,0 +1,140 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License, Version 1.0 only + * (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 1995-2003 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + * + * Common code and structures used by name-service-switch "files" backends. + */ + +#ifndef _FILES_COMMON_H +#define _FILES_COMMON_H + +#pragma ident "%Z%%M% %I% %E% SMI" + +#include "synonyms.h" +#include <nss_common.h> +#include <nss_dbdefs.h> +#include <stdio.h> + +#include "../../../libnsl/include/nsl_stdio_prv.h" + +#ifdef __cplusplus +extern "C" { +#endif + +typedef struct files_backend *files_backend_ptr_t; +typedef nss_status_t (*files_backend_op_t)(files_backend_ptr_t, void *); + +typedef u_int (*files_hash_func)(nss_XbyY_args_t *, int); + +typedef struct files_hashent { + struct files_hashent *h_first; + struct files_hashent *h_next; + u_int h_hash; +} files_hashent_t; + +typedef struct { + char *l_start; + int l_len; +} files_linetab_t; + +typedef struct { + mutex_t fh_lock; + int fh_resultsize; + int fh_bufsize; + int fh_nhtab; + files_hash_func *fh_hash_func; + int fh_refcnt; + int fh_size; + timestruc_t fh_mtime; + char *fh_file_start; + char *fh_file_end; + files_linetab_t *fh_line; + files_hashent_t *fh_table; +} files_hash_t; + +struct files_backend { + files_backend_op_t *ops; + int n_ops; + const char *filename; + __NSL_FILE *f; + int minbuf; + char *buf; + files_hash_t *hashinfo; +}; + +/* + * Iterator function for _nss_files_do_all(), which probably calls yp_all(). + * NSS_NOTFOUND means "keep enumerating", NSS_SUCCESS means"return now", + * other values don't make much sense. In other words we're abusing + * (overloading) the meaning of nss_status_t, but hey... + * _nss_files_XY_all() is a wrapper around _nss_files_do_all() that does the + * generic work for nss_XbyY_args_t backends (calls cstr2ent etc). + */ +typedef nss_status_t (*files_do_all_func_t)(const char *, int, void *args); +typedef int (*files_XY_check_func)(nss_XbyY_args_t *); + +#if defined(__STDC__) +extern nss_backend_t *_nss_files_constr(files_backend_op_t *ops, + int n_ops, + const char *filename, + int min_bufsize, + files_hash_t *fhp); +extern nss_status_t _nss_files_destr (files_backend_ptr_t, void *dummy); +extern nss_status_t _nss_files_setent(files_backend_ptr_t, void *dummy); +extern nss_status_t _nss_files_endent(files_backend_ptr_t, void *dummy); +extern nss_status_t _nss_files_getent_rigid(files_backend_ptr_t, void *); +extern nss_status_t _nss_files_getent_netdb(files_backend_ptr_t, void *); +extern nss_status_t _nss_files_do_all(files_backend_ptr_t, + void *func_priv, + const char *filter, + files_do_all_func_t func); +extern nss_status_t _nss_files_XY_all(files_backend_ptr_t be, + nss_XbyY_args_t *args, + int netdb, + const char *filter, + files_XY_check_func check); +extern nss_status_t _nss_files_XY_hash(files_backend_ptr_t be, + nss_XbyY_args_t *args, + int netdb, + files_hash_t *fhp, + int hashop, + files_XY_check_func check); +int _nss_files_read_line(__NSL_FILE *f, char *buffer, int buflen); +#else +extern nss_backend_t *_nss_files_constr(); +extern nss_status_t _nss_files_destr (); +extern nss_status_t _nss_files_setent(); +extern nss_status_t _nss_files_endent(); +extern nss_status_t _nss_files_getent_rigid(); +extern nss_status_t _nss_files_getent_netdb(); +extern nss_status_t _nss_files_do_all(); +extern nss_status_t _nss_files_XY_all(); +extern nss_status_t _nss_files_XY_hash(); +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* _FILES_COMMON_H */ |