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Diffstat (limited to 'pppd_plugin/src/pppd/tdb.h')
| -rw-r--r-- | pppd_plugin/src/pppd/tdb.h | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/pppd_plugin/src/pppd/tdb.h b/pppd_plugin/src/pppd/tdb.h deleted file mode 100644 index 153b6e9..0000000 --- a/pppd_plugin/src/pppd/tdb.h +++ /dev/null @@ -1,164 +0,0 @@ -#ifndef __TDB_H__ -#define __TDB_H__ - -/* - Unix SMB/CIFS implementation. - - trivial database library - - Copyright (C) Andrew Tridgell 1999-2004 - - ** NOTE! The following LGPL license applies to the tdb - ** library. This does NOT imply that all of Samba is released - ** under the LGPL - - This 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 of the License, or (at your option) any later version. - - This 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 this library; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -*/ - -#ifdef __cplusplus -extern "C" { -#endif - -#ifndef PRINTF_ATTRIBUTE -/** Use gcc attribute to check printf fns. a1 is the 1-based index of - * the parameter containing the format, and a2 the index of the first - * argument. Note that some gcc 2.x versions don't handle this - * properly **/ -#if (__GNUC__ >= 3) -#define PRINTF_ATTRIBUTE(a1, a2) __attribute__ ((format (__printf__, a1, a2))) -#else -#define PRINTF_ATTRIBUTE(a1, a2) -#endif -#endif - -/* flags to tdb_store() */ -#define TDB_REPLACE 1 -#define TDB_INSERT 2 -#define TDB_MODIFY 3 - -/* flags for tdb_open() */ -#define TDB_DEFAULT 0 /* just a readability place holder */ -#define TDB_CLEAR_IF_FIRST 1 -#define TDB_INTERNAL 2 /* don't store on disk */ -#define TDB_NOLOCK 4 /* don't do any locking */ -#define TDB_NOMMAP 8 /* don't use mmap */ -#define TDB_CONVERT 16 /* convert endian (internal use) */ -#define TDB_BIGENDIAN 32 /* header is big-endian (internal use) */ - -#define TDB_ERRCODE(code, ret) ((tdb->ecode = (code)), ret) - -/* error codes */ -enum TDB_ERROR {TDB_SUCCESS=0, TDB_ERR_CORRUPT, TDB_ERR_IO, TDB_ERR_LOCK, - TDB_ERR_OOM, TDB_ERR_EXISTS, TDB_ERR_NOLOCK, TDB_ERR_LOCK_TIMEOUT, - TDB_ERR_NOEXIST}; - -#ifndef u32 -#define u32 unsigned -#endif - -typedef struct { - char *dptr; - size_t dsize; -} TDB_DATA; - -typedef u32 tdb_len; -typedef u32 tdb_off; - -/* this is stored at the front of every database */ -struct tdb_header { - char magic_food[32]; /* for /etc/magic */ - u32 version; /* version of the code */ - u32 hash_size; /* number of hash entries */ - tdb_off rwlocks; - tdb_off reserved[31]; -}; - -struct tdb_lock_type { - u32 count; - u32 ltype; -}; - -struct tdb_traverse_lock { - struct tdb_traverse_lock *next; - u32 off; - u32 hash; -}; - -/* this is the context structure that is returned from a db open */ -typedef struct tdb_context { - char *name; /* the name of the database */ - void *map_ptr; /* where it is currently mapped */ - int fd; /* open file descriptor for the database */ - tdb_len map_size; /* how much space has been mapped */ - int read_only; /* opened read-only */ - struct tdb_lock_type *locked; /* array of chain locks */ - enum TDB_ERROR ecode; /* error code for last tdb error */ - struct tdb_header header; /* a cached copy of the header */ - u32 flags; /* the flags passed to tdb_open */ - struct tdb_traverse_lock travlocks; /* current traversal locks */ - struct tdb_context *next; /* all tdbs to avoid multiple opens */ - dev_t device; /* uniquely identifies this tdb */ - ino_t inode; /* uniquely identifies this tdb */ - void (*log_fn)(struct tdb_context *tdb, int level, const char *, ...) PRINTF_ATTRIBUTE(3,4); /* logging function */ - u32 (*hash_fn)(TDB_DATA *key); - int open_flags; /* flags used in the open - needed by reopen */ -} TDB_CONTEXT; - -typedef int (*tdb_traverse_func)(TDB_CONTEXT *, TDB_DATA, TDB_DATA, void *); -typedef void (*tdb_log_func)(TDB_CONTEXT *, int , const char *, ...); -typedef u32 (*tdb_hash_func)(TDB_DATA *key); - -TDB_CONTEXT *tdb_open(const char *name, int hash_size, int tdb_flags, - int open_flags, mode_t mode); -TDB_CONTEXT *tdb_open_ex(const char *name, int hash_size, int tdb_flags, - int open_flags, mode_t mode, - tdb_log_func log_fn, - tdb_hash_func hash_fn); - -int tdb_reopen(TDB_CONTEXT *tdb); -int tdb_reopen_all(void); -void tdb_logging_function(TDB_CONTEXT *tdb, tdb_log_func); -enum TDB_ERROR tdb_error(TDB_CONTEXT *tdb); -const char *tdb_errorstr(TDB_CONTEXT *tdb); -TDB_DATA tdb_fetch(TDB_CONTEXT *tdb, TDB_DATA key); -int tdb_delete(TDB_CONTEXT *tdb, TDB_DATA key); -int tdb_store(TDB_CONTEXT *tdb, TDB_DATA key, TDB_DATA dbuf, int flag); -int tdb_append(TDB_CONTEXT *tdb, TDB_DATA key, TDB_DATA new_dbuf); -int tdb_close(TDB_CONTEXT *tdb); -TDB_DATA tdb_firstkey(TDB_CONTEXT *tdb); -TDB_DATA tdb_nextkey(TDB_CONTEXT *tdb, TDB_DATA key); -int tdb_traverse(TDB_CONTEXT *tdb, tdb_traverse_func fn, void *); -int tdb_exists(TDB_CONTEXT *tdb, TDB_DATA key); -int tdb_lockkeys(TDB_CONTEXT *tdb, u32 number, TDB_DATA keys[]); -void tdb_unlockkeys(TDB_CONTEXT *tdb); -int tdb_lockall(TDB_CONTEXT *tdb); -void tdb_unlockall(TDB_CONTEXT *tdb); - -/* Low level locking functions: use with care */ -void tdb_set_lock_alarm(sig_atomic_t *palarm); -int tdb_chainlock(TDB_CONTEXT *tdb, TDB_DATA key); -int tdb_chainunlock(TDB_CONTEXT *tdb, TDB_DATA key); - -/* Debug functions. Not used in production. */ -void tdb_dump_all(TDB_CONTEXT *tdb); -int tdb_printfreelist(TDB_CONTEXT *tdb); - -extern TDB_DATA tdb_null; - -#ifdef __cplusplus -} -#endif - -#endif /* tdb.h */ |