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author | Ulrich Drepper <drepper@gmail.com> | 2011-06-14 22:21:51 -0400 |
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committer | Ulrich Drepper <drepper@gmail.com> | 2011-06-15 21:06:18 -0400 |
commit | 2666d441c2d8107b1987b869714189af64b954c6 (patch) | |
tree | c7b8877d691db280202b4c7655907a1165ec84fc /nss/nss_db/dummy-db.h | |
parent | 9ee76b5ae861ff9891e5586fc6906c94c447a9e0 (diff) | |
download | glibc-2666d441c2d8107b1987b869714189af64b954c6.tar.gz glibc-2666d441c2d8107b1987b869714189af64b954c6.tar.xz glibc-2666d441c2d8107b1987b869714189af64b954c6.zip |
Reenable nss_db with a completely new implementation
No longer is Berkeley db used. Instead a simple hash function is used. The database files are not updated once they are created and therefore no complicated database is needed.
Diffstat (limited to 'nss/nss_db/dummy-db.h')
-rw-r--r-- | nss/nss_db/dummy-db.h | 333 |
1 files changed, 0 insertions, 333 deletions
diff --git a/nss/nss_db/dummy-db.h b/nss/nss_db/dummy-db.h deleted file mode 100644 index c96bbd93b7..0000000000 --- a/nss/nss_db/dummy-db.h +++ /dev/null @@ -1,333 +0,0 @@ -/* Constants and structures from the various Berkeley DB releases. - Copyright (C) 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 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. - - 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 - Lesser General Public License for more details. - - 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 <stdint.h> - -#include "nss_db.h" - -/* This file contains dummy definitions for various constants and - structures from the Berkeley release. We only provide those - definitions that are actually needed. In case of the structures, - we're only interested in the function pointers, since that's the - interface to the database. Unfortunately the structures have been - changed several times. */ - -/* The value for the btree database type has not been changed (yet?). */ -#define DB_BTREE (1) - -/* Permission flags for all 2.x releases. */ -#define DB2x_RDONLY 0x010000 - -/* The error values for all 2.x releases. */ -#define DB2x_KEYEXIST ( -3) -#define DB2x_NOTFOUND ( -7) - -/* For all 2.x releases up to 2.6.3 we can use the same definitions. - We'll refer to them as 2.4 since that's the version distributed - with glibc 2.1. */ - -/* Access methods from version 2.4. */ -#define DB24_FIRST 0x000020 -#define DB24_NEXT 0x000800 -#define DB24_NOOVERWRITE 0x001000 - -/* Permission flags from version 2.4. */ -#define DB24_TRUNCATE 0x080000 - -/* The DB structure from version 2.4. */ -struct db24 -{ - void *mutexp; - enum { dummy24 } type; - void *dbenv; - void *mp_dbenv; - void *master; - void *internal; - void *mp; - void *mpf; - struct - { - void *tqh_first; - void **tqh_last; - } curs_queue; - struct { - void *lh_first; - } handleq; - struct { - void *le_next; - void **le_prev; - } links; - uint32_t log_fileid; - void *txn; - uint32_t locker; - struct db24_dbt { - void *data; - uint32_t size; - uint32_t ulen; - uint32_t dlen; - uint32_t doff; - uint32_t flags; - } lock_dbt; - struct{ - uint32_t pgno; - uint8_t fileid[20]; - } lock; - size_t pgsize; - void *db_malloc; - /* Functions. */ - int (*close) (void *, uint32_t); - int (*cursor) (void *, void *, void **); - int (*del) (void *, void *, DBT *, uint32_t); - int (*fd) (void *, int *); - int (*get) (void *, void *, DBT *, DBT *, uint32_t); - int (*put) (void *, void *, DBT *, DBT *, uint32_t); - int (*stat) (void *, void *, void *(*)(size_t), uint32_t); - int (*sync) (void *, uint32_t); - uint32_t flags; -}; - -/* The DBC structure for the 2.4 release. */ -struct dbc24 -{ - void *dbp; - void *txn; - struct - { - void *tqe_next; - void **tqe_prev; - } links; - void *internal; - void *c_close; - void *c_del; - int (*c_get) (void *, DBT *, DBT *, uint32_t); - void *c_put; -}; - -/* The 2.7 release is slighty different. */ - -/* Access methods from version 2.7. */ -#define DB27_FIRST 7 -#define DB27_NEXT 15 -#define DB27_NOOVERWRITE 17 - -/* Permission flags from version 2.7. */ -#define DB27_TRUNCATE 0x020000 - -/* The DB structure from version 2.7. */ -struct db27 -{ - void *mutexp; - enum { dummy27 } type; - int byteswapped; - int saved_open_fd; - void *dbenv; - void *mp_dbenv; - void *internal; - void *mp; - void *mpf; - struct - { - void *tqh_first; - void **tqh_last; - } free_queue; - struct - { - void *tqh_first; - void **tqh_last; - } active_queue; - uint8_t fileid[20]; - uint32_t log_fileid; - size_t pgsize; - void *db_malloc; - void *dup_compare; - void *h_hash; - /* Functions. */ - int (*am_close) (void *); - int (*close) (void *, uint32_t); - int (*cursor) (void *, void *, void **, uint32_t); - int (*del) (void *, void *, DBT *, uint32_t); - int (*fd) (void *, int *); - int (*get) (void *, void *, DBT *, DBT *, uint32_t); - int (*join) (void *, void **, uint32_t, void **); - int (*put) (void *, void *, DBT *, DBT *, uint32_t); - int (*stat) (void *, void *, void *(*)(size_t), uint32_t); - int (*sync) (void *, uint32_t); - uint32_t flags; -}; - -/* The DBC structure for version 2.7. */ -struct dbc27 -{ - void *dbp; - void *txn; - struct - { - void *tqe_next; - void **tqe_prev; - } links; - uint32_t lid; - uint32_t locker; - DBT lock_dbt; - struct{ - uint32_t pgno; - uint8_t fileid[20]; - } lock; - size_t mylock; - DBT rkey; - DBT rdata; - void *c_am_close; - void *c_am_destroy; - void *c_close; - void *c_del; - int (*c_get) (void *, DBT *, DBT *, uint32_t); - void *c_put; - void *internal; - uint32_t flags; -}; - -/* Version 3.0 is mostly incompatible with 2.x. */ - -/* Access methods from version 3.0. */ -#define DB30_FIRST 9 -#define DB30_NEXT 17 -#define DB30_NOOVERWRITE 20 - -/* Error values from version 3.0. */ -#define DB30_KEYEXIST (-30997) -#define DB30_NOTFOUND (-30994) - -/* Permission flags from version 3.0. */ -#define DB30_RDONLY 0x000010 -#define DB30_TRUNCATE 0x020000 - -/* The DB structure from version 3.0. */ -struct db30 -{ - size_t pgsize; - void (*db_feedback) (void *, int, int); - void *(*db_malloc) (size_t); - void *(*db_realloc) (void *, size_t); - int (*dup_compare) (const DBT *, const DBT *); - void *dbenv; - enum { dummy30 } type; - void *mpf; - void *mutexp; - u_int8_t fileid[20]; - int32_t log_fileid; - void *open_txn; - void *saved_open_fhp; - struct - { - void *tqh_first; - void **tqh_last; - } free_queue; - struct - { - void *tqh_first; - void **tqh_last; - } active_queue; - void *bt_internal; - void *cj_internal; - void *h_internal; - void *q_internal; - void *xa_internal; - /* Functions. */ - int (*close) (void *, uint32_t); - int (*cursor) (void *, void *, void **, uint32_t); - int (*del) (void *, void *, DBT *, uint32_t); - void (*err) (void *, int, const char *, ...); - void (*errx) (void *, const char *, ...); - int (*fd) (void *, int *); - int (*get) (void *, void *, DBT *, DBT *, uint32_t); - int (*get_byteswapped) (void *); - int (*get_type) (void *); - int (*join) (void *, void **, void **, uint32_t); - int (*open) (void *, const char *, const char *, int, uint32_t, int); - int (*put) (void *, void *, DBT *, DBT *, uint32_t); - int (*remove) (void *, const char *, const char *, uint32_t); - int (*set_cachesize) (void *, uint32_t, uint32_t, int); - int (*set_dup_compare) (void *, int (*)(const DBT *, const DBT *)); - void (*set_errcall) (void *, void (*)(const char *, char *)); - void (*set_errfile) (void *, void *); - void (*set_errpfx) (void *, const char *); - void (*set_feedback) (void *, void (*)(void *, int, int)); - int (*set_flags) (void *, uint32_t); - int (*set_lorder) (void *, int); - int (*set_malloc) (void *, void *(*)(size_t)); - int (*set_pagesize) (void *, uint32_t); - void (*set_paniccall) (void *, void (*)(void *, int)); - int (*set_realloc) (void *, void *(*)(void *, size_t)); - int (*stat) (void *, void *, void *(*)(size_t), uint32_t); - int (*sync) (void *, uint32_t); - int (*upgrade) (void *, const char *, uint32_t); - - int (*set_bt_compare) (void *, int (*)(const DBT *, const DBT *)); - int (*set_bt_maxkey) (void *, uint32_t); - int (*set_bt_minkey) (void *, uint32_t); - int (*set_bt_prefix) (void *, size_t (*)(const DBT *, const DBT *)); - - int (*set_h_ffactor) (void *, uint32_t); - int (*set_h_hash) (void *, uint32_t (*)(const void *, uint32_t)); - int (*set_h_nelem) (void *, uint32_t); - - int (*set_re_delim) (void *, int); - int (*set_re_len) (void *, uint32_t); - int (*set_re_pad) (void *, int); - int (*set_re_source) (void *, const char *); - - uint32_t am_ok; - uint32_t flags; -}; - -/* The DBC structure from version 3.0. */ -struct dbc30 -{ - void *dbp; - void *txn; - struct - { - void *tqe_next; - void **tqe_prev; - } links; - uint32_t lid; /* Default process' locker id. */ - uint32_t locker; /* Locker for this operation. */ - DBT lock_dbt; /* DBT referencing lock. */ - struct - { - uint32_t pgno; - uint8_t fileid[20]; - } lock; - struct - { - size_t off; - uint32_t ndx; - uint32_t gen; - } mylock; - DBT rkey; - DBT rdata; - int (*c_close) (void *); - int (*c_del) (void *, uint32_t); - int (*c_dup) (void *, void **, uint32_t); - int (*c_get) (void *, DBT *, DBT *, uint32_t); - int (*c_put) (void *, DBT *, DBT *, uint32_t); - int (*c_am_close) (void *); - int (*c_am_destroy) (void *); - void *internal; - uint32_t flags; -}; |