diff options
Diffstat (limited to 'glibc-compat/nss_db')
| -rw-r--r-- | glibc-compat/nss_db/db-XXX.c | 257 | ||||
| -rw-r--r-- | glibc-compat/nss_db/db-alias.c | 208 | ||||
| -rw-r--r-- | glibc-compat/nss_db/db-netgrp.c | 101 | ||||
| -rw-r--r-- | glibc-compat/nss_db/db-open.c | 1 | ||||
| -rw-r--r-- | glibc-compat/nss_db/dummy-db.h | 1 | ||||
| -rw-r--r-- | glibc-compat/nss_db/nss_db.h | 1 |
6 files changed, 0 insertions, 569 deletions
diff --git a/glibc-compat/nss_db/db-XXX.c b/glibc-compat/nss_db/db-XXX.c deleted file mode 100644 index 8c05829656..0000000000 --- a/glibc-compat/nss_db/db-XXX.c +++ /dev/null @@ -1,257 +0,0 @@ -/* Common code for DB-based databases in nss_db module. - Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include <dlfcn.h> -#include <fcntl.h> -#include <bits/libc-lock.h> -#include "nsswitch.h" -#include "nss_db.h" - -/* These symbols are defined by the including source file: - - ENTNAME -- database name of the structure and functions (hostent, pwent). - STRUCTURE -- struct name, define only if not ENTNAME (passwd, group). - DATABASE -- database file name, ("hosts", "passwd") - - NEED_H_ERRNO - defined iff an arg `int *herrnop' is used. -*/ - -#define ENTNAME_r CONCAT(ENTNAME,_r) - -#include <paths.h> -#define DBFILE _PATH_VARDB DATABASE ".db" - -#ifdef NEED_H_ERRNO -#define H_ERRNO_PROTO , int *herrnop -#define H_ERRNO_ARG , herrnop -#define H_ERRNO_SET(val) (*herrnop = (val)) -#else -#define H_ERRNO_PROTO -#define H_ERRNO_ARG -#define H_ERRNO_SET(val) ((void) 0) -#endif - -/* Locks the static variables in this file. */ -__libc_lock_define_initialized (static, lock) - -/* Maintenance of the shared handle open on the database. */ - -static NSS_DB *db; -static int keep_db; -static int entidx; - - -/* Open the database. */ -enum nss_status -CONCAT(_nss_db_set,ENTNAME) (int stayopen) -{ - enum nss_status status; - - __libc_lock_lock (lock); - - status = internal_setent (DBFILE, &db); - - /* Remember STAYOPEN flag. */ - if (db != NULL) - keep_db |= stayopen; - /* Reset the sequential index. */ - entidx = 0; - - __libc_lock_unlock (lock); - - return status; -} - - -/* Close it again. */ -enum nss_status -CONCAT(_nss_db_end,ENTNAME) (void) -{ - __libc_lock_lock (lock); - - internal_endent (&db); - - /* Reset STAYOPEN flag. */ - keep_db = 0; - - __libc_lock_unlock (lock); - - return NSS_STATUS_SUCCESS; -} - -/* Do a database lookup for KEY. */ -static enum nss_status -lookup (DBT *key, struct STRUCTURE *result, - void *buffer, int buflen H_ERRNO_PROTO) -{ - char *p; - enum nss_status status; - int err; - DBT value; - - /* Open the database. */ - if (db == NULL) - { - status = internal_setent (DBFILE, &db); - if (status != NSS_STATUS_SUCCESS) - { - H_ERRNO_SET (NETDB_INTERNAL); - return status; - } - } - - /* Succeed iff it matches a value that parses correctly. */ - value.flags = 0; - err = DL_CALL_FCT (db->get, (db->db, NULL, key, &value, 0)); - if (err != 0) - { - if (err == db_notfound) - { - H_ERRNO_SET (HOST_NOT_FOUND); - status = NSS_STATUS_NOTFOUND; - } - else - { - H_ERRNO_SET (NETDB_INTERNAL); - status = NSS_STATUS_UNAVAIL; - } - } - else if (buflen < value.size) - { - /* No room to copy the data to. */ - __set_errno (ERANGE); - H_ERRNO_SET (NETDB_INTERNAL); - status = NSS_STATUS_TRYAGAIN; - } - else - { - /* Copy the result to a safe place. */ - p = (char *) memcpy (buffer, value.data, value.size); - - /* Skip leading blanks. */ - while (isspace (*p)) - ++p; - - err = parse_line (p, result, buffer, buflen); - - if (err == 0) - { - /* If the key begins with '0' we are trying to get the next - entry. We want to ignore unparsable lines in this case. */ - if (((char *) key->data)[0] == '0') - { - /* Super magical return value. We need to tell our caller - that it should continue looping. This value cannot - happen in other cases. */ - status = NSS_STATUS_RETURN; - } - else - { - H_ERRNO_SET (HOST_NOT_FOUND); - status = NSS_STATUS_NOTFOUND; - } - } - else if (err < 0) - { - H_ERRNO_SET (NETDB_INTERNAL); - status = NSS_STATUS_TRYAGAIN; - } - else - status = NSS_STATUS_SUCCESS; - } - - if (! keep_db) - internal_endent (&db); - - return status; -} - - -/* Macro for defining lookup functions for this DB-based database. - - NAME is the name of the lookup; e.g. `pwnam'. - - KEYPATTERN gives `printf' args to construct a key string; - e.g. `(".%s", name)'. - - KEYSIZE gives the allocation size of a buffer to construct it in; - e.g. `1 + strlen (name)'. - - PROTO describes the arguments for the lookup key; - e.g. `const char *name'. - - BREAK_IF_MATCH is ignored, but used by ../nss_files/files-XXX.c. */ - -#define DB_LOOKUP(name, keysize, keypattern, break_if_match, proto...) \ -enum nss_status \ -_nss_db_get##name##_r (proto, \ - struct STRUCTURE *result, \ - char *buffer, size_t buflen H_ERRNO_PROTO)\ -{ \ - DBT key; \ - enum nss_status status; \ - const size_t size = (keysize) + 1; \ - key.data = __alloca (size); \ - key.size = KEYPRINTF keypattern; \ - key.flags = 0; \ - __libc_lock_lock (lock); \ - status = lookup (&key, result, buffer, buflen H_ERRNO_ARG); \ - __libc_lock_unlock (lock); \ - return status; \ -} - -#define KEYPRINTF(pattern, args...) snprintf (key.data, size, pattern ,##args) - - - - -/* Return the next entry from the database file, doing locking. */ -enum nss_status -CONCAT(_nss_db_get,ENTNAME_r) (struct STRUCTURE *result, char *buffer, - size_t buflen H_ERRNO_PROTO) -{ - /* Return next entry in host file. */ - enum nss_status status; - char buf[20]; - DBT key; - - __libc_lock_lock (lock); - - /* Loop until we find a valid entry or hit EOF. See above for the - special meaning of the status value. */ - do - { - key.size = snprintf (key.data = buf, sizeof buf, "0%u", entidx++); - key.flags = 0; - status = lookup (&key, result, buffer, buflen H_ERRNO_ARG); - if (status == NSS_STATUS_TRYAGAIN -#ifdef NEED_H_ERRNO - && *herrnop == NETDB_INTERNAL -#endif - && errno == ERANGE) - /* Give the user a chance to get the same entry with a larger - buffer. */ - --entidx; - } - while (status == NSS_STATUS_RETURN); - - __libc_lock_unlock (lock); - - return status; -} diff --git a/glibc-compat/nss_db/db-alias.c b/glibc-compat/nss_db/db-alias.c deleted file mode 100644 index b9b9489989..0000000000 --- a/glibc-compat/nss_db/db-alias.c +++ /dev/null @@ -1,208 +0,0 @@ -/* Mail alias file parser in nss_db module. - Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include <glibc-compat/include/aliases.h> -#include <alloca.h> -#include <ctype.h> -#include <dlfcn.h> -#include <errno.h> -#include <bits/libc-lock.h> -#include <paths.h> -#include <string.h> - -#include "nsswitch.h" -#include "nss_db.h" - -/* Locks the static variables in this file. */ -__libc_lock_define_initialized (static, lock) - -/* Maintenance of the shared handle open on the database. */ - -static NSS_DB *db; -static int keep_db; -static unsigned int entidx; /* Index for `getaliasent_r'. */ - - -/* Open database. */ -enum nss_status -_nss_db_setaliasent (int stayopen) -{ - enum nss_status status; - - __libc_lock_lock (lock); - - status = internal_setent (_PATH_VARDB "aliases.db", &db); - - /* Remember STAYOPEN flag. */ - if (db != NULL) - keep_db |= stayopen; - - /* Reset the sequential index. */ - entidx = 0; - - __libc_lock_unlock (lock); - - return status; -} - - -/* Close it again. */ -enum nss_status -_nss_db_endaliasent (void) -{ - __libc_lock_lock (lock); - - internal_endent (&db); - - /* Reset STAYOPEN flag. */ - keep_db = 0; - - __libc_lock_unlock (lock); - - return NSS_STATUS_SUCCESS; -} - -/* We provide the parse function here. The parser in libnss_files - cannot be used. The generation of the db file already resolved all - :include: statements so we simply have to parse the list and store - the result. */ -static enum nss_status -lookup (DBT *key, struct aliasent *result, char *buffer, - size_t buflen) -{ - enum nss_status status; - DBT value; - - /* Open the database. */ - if (db == NULL) - { - status = internal_setent (_PATH_VARDB "aliases.db", &db); - if (status != NSS_STATUS_SUCCESS) - return status; - } - - value.flags = 0; - if (DL_CALL_FCT (db->get, (db->db, NULL, key, &value, 0)) == 0) - { - const char *src = value.data; - char *cp; - size_t cnt; - - result->alias_members_len = 0; - - /* We now have to fill the BUFFER with all the information. */ - if (buflen < key->size + 1) - { - no_more_room: - __set_errno (ERANGE); - return NSS_STATUS_TRYAGAIN; - } - - buffer = stpncpy (buffer, key->data, key->size) + 1; - buflen -= key->size + 1; - - while (*src != '\0') - { - const char *end, *upto; - while (isspace (*src)) - ++src; - - end = strchr (src, ','); - if (end == NULL) - end = strchr (src, '\0'); - for (upto = end; upto > src && isspace (upto[-1]); --upto); - - if (upto != src) - { - if ((upto - src) + __alignof__ (char *) > buflen) - goto no_more_room; - buffer = stpncpy (buffer, src, upto - src) + 1; - buflen -= (upto - src) + __alignof (char *); - ++result->alias_members_len; - } - src = end + (*end != '\0'); - } - - /* Now prepare the return. Provide string pointers for the - currently selected aliases. */ - - /* Adjust the pointer so it is aligned for storing pointers. */ - buffer += __alignof__ (char *) - 1; - buffer -= ((buffer - (char *) 0) % __alignof__ (char *)); - result->alias_members = (char **) buffer; - - /* Compute addresses of alias entry strings. */ - cp = result->alias_name; - for (cnt = 0; cnt < result->alias_members_len; ++cnt) - { - cp = strchr (cp, '\0') + 1; - result->alias_members[cnt] = cp; - } - - status = (result->alias_members_len == 0 - ? NSS_STATUS_RETURN : NSS_STATUS_SUCCESS); - } - else - status = NSS_STATUS_NOTFOUND; - - if (! keep_db) - internal_endent (&db); - - return status; -} - -enum nss_status -_nss_db_getaliasent_r (struct aliasent *result, char *buffer, size_t buflen) -{ - /* Return next entry in alias file. */ - enum nss_status status; - char buf[20]; - DBT key; - - __libc_lock_lock (lock); - key.size = snprintf (key.data = buf, sizeof buf, "0%u", entidx++); - key.flags = 0; - status = lookup (&key, result, buffer, buflen); - __libc_lock_unlock (lock); - - return status; -} - - -enum nss_status -_nss_db_getaliasbyname_r (const char *name, struct aliasent *result, - char *buffer, size_t buflen) -{ - DBT key; - enum nss_status status; - - key.size = 1 + strlen (name); - - key.data = __alloca (key.size); - ((char *) key.data)[0] = '.'; - memcpy (&((char *) key.data)[1], name, key.size - 1); - key.flags = 0; - - __libc_lock_lock (lock); - status = lookup (&key, result, buffer, buflen); - __libc_lock_unlock (lock); - - return status; -} diff --git a/glibc-compat/nss_db/db-netgrp.c b/glibc-compat/nss_db/db-netgrp.c deleted file mode 100644 index 73309077e1..0000000000 --- a/glibc-compat/nss_db/db-netgrp.c +++ /dev/null @@ -1,101 +0,0 @@ -/* Netgroup file parser in nss_db modules. - Copyright (C) 1996, 1997, 1999, 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include <dlfcn.h> -#include <errno.h> -#include <fcntl.h> -#include <netgroup.h> -#include <string.h> -#include <bits/libc-lock.h> -#include <paths.h> - -#include "nsswitch.h" -#include "nss_db.h" - - -#define DBFILE _PATH_VARDB "netgroup.db" - - -/* Locks the static variables in this file. */ -__libc_lock_define_initialized (static, lock) - -/* Maintenance of the shared handle open on the database. */ -static NSS_DB *db; -static char *entry; -static char *cursor; - -enum nss_status -_nss_db_setnetgrent (const char *group) -{ - enum nss_status status; - - __libc_lock_lock (lock); - - status = internal_setent (DBFILE, &db); - - if (status == NSS_STATUS_SUCCESS) - { - DBT key = { data: (void *) group, size: strlen (group), flags: 0 }; - DBT value; - - value.flags = 0; - if (DL_CALL_FCT (db->get, (db->db, NULL, &key, &value, 0)) != 0) - status = NSS_STATUS_NOTFOUND; - else - cursor = entry = value.data; - } - - __libc_lock_unlock (lock); - - return status; - -} - - -enum nss_status -_nss_db_endnetgrent (void) -{ - __libc_lock_lock (lock); - - internal_endent (&db); - - __libc_lock_unlock (lock); - - return NSS_STATUS_SUCCESS; -} - - -extern enum nss_status _nss_netgroup_parseline (char **cursor, - struct __netgrent *result, - char *buffer, int buflen); - -enum nss_status -_nss_db_getnetgrent_r (struct __netgrent *result, char *buffer, size_t buflen) -{ - int status; - - __libc_lock_lock (lock); - - status = _nss_netgroup_parseline (&cursor, result, buffer, buflen); - - __libc_lock_unlock (lock); - - return status; -} diff --git a/glibc-compat/nss_db/db-open.c b/glibc-compat/nss_db/db-open.c deleted file mode 100644 index 99ff3030f0..0000000000 --- a/glibc-compat/nss_db/db-open.c +++ /dev/null @@ -1 +0,0 @@ -#include <nss/nss_db/db-open.c> diff --git a/glibc-compat/nss_db/dummy-db.h b/glibc-compat/nss_db/dummy-db.h deleted file mode 100644 index aed84621c1..0000000000 --- a/glibc-compat/nss_db/dummy-db.h +++ /dev/null @@ -1 +0,0 @@ -#include <nss/nss_db/dummy-db.h> diff --git a/glibc-compat/nss_db/nss_db.h b/glibc-compat/nss_db/nss_db.h deleted file mode 100644 index 0bd98b5866..0000000000 --- a/glibc-compat/nss_db/nss_db.h +++ /dev/null @@ -1 +0,0 @@ -#include <nss/nss_db/nss_db.h> |