0,0 → 1,91 |
/* GNU DBM - DataBase Manager include file |
Copyright 1989, 1991 Free Software Foundation, Inc. |
Written by Philip A. Nelson. |
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This program is free software; you can redistribute it and/or modify |
it under the terms of the GNU General Public License as published by |
the Free Software Foundation; either version 2 of the License, or |
(at your option) any later version. |
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This program 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 General Public License for more details. |
|
You should have received a copy of the GNU General Public License |
along with this program; if not, write to the Free Software |
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
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/* You may contact the author by: |
e-mail: phil@wwu.edu |
us-mail: Philip A. Nelson |
Computer Science Department |
Western Washington University |
Bellingham, WA 98226 |
phone: (206) 676-3035 |
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*************************************************************************/ |
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/* Parameters to gdbm_open for READERS, WRITERS, and WRITERS who |
can create the database. */ |
#define GDBM_READER 0 |
#define GDBM_WRITER 1 |
#define GDBM_WRCREAT 2 |
#define GDBM_NEWDB 3 |
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/* Parameters to gdbm_store for simple insertion or replacement. */ |
#define GDBM_INSERT 0 |
#define GDBM_REPLACE 1 |
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/* The data and key structure. This structure is defined for compatibility. */ |
typedef struct { |
char *dptr; |
int dsize; |
} datum; |
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/* The file information header. This is good enough for most applications. */ |
typedef struct {int dummy[10];} *GDBM_FILE; |
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/* These are the routines! */ |
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extern GDBM_FILE gdbm_open (); |
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extern void gdbm_close (); |
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extern datum gdbm_fetch (); |
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extern int gdbm_store (); |
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extern int gdbm_delete (); |
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extern datum gdbm_firstkey (); |
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extern datum gdbm_nextkey (); |
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extern int gdbm_reorganize (); |
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/* gdbm sends back the following error codes in the variable gdbm_errno. */ |
typedef enum { NO_ERROR, |
MALLOC_ERROR, |
BLOCK_SIZE_ERROR, |
FILE_OPEN_ERROR, |
FILE_WRITE_ERROR, |
FILE_SEEK_ERROR, |
FILE_READ_ERROR, |
BAD_MAGIC_NUMBER, |
EMPTY_DATABASE, |
CANT_BE_READER, |
CANT_BE_WRITER, |
READER_CANT_RECOVER, |
READER_CANT_DELETE, |
READER_CANT_STORE, |
READER_CANT_REORGANIZE, |
UNKNOWN_UPDATE, |
ITEM_NOT_FOUND, |
REORGANIZE_FAILED, |
CANNOT_REPLACE} |
gdbm_error; |