2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
10 #ifndef HEADER_TXT_DB_H
11 # define HEADER_TXT_DB_H
13 # include <openssl/opensslconf.h>
14 # include <openssl/bio.h>
15 # include <openssl/stack.h>
16 # include <openssl/lhash.h>
18 # define DB_ERROR_OK 0
19 # define DB_ERROR_MALLOC 1
20 # define DB_ERROR_INDEX_CLASH 2
21 # define DB_ERROR_INDEX_OUT_OF_RANGE 3
22 # define DB_ERROR_NO_INDEX 4
23 # define DB_ERROR_INSERT_INDEX_CLASH 5
24 # define DB_ERROR_WRONG_NUM_FIELDS 6
30 typedef OPENSSL_STRING *OPENSSL_PSTRING;
31 DEFINE_SPECIAL_STACK_OF(OPENSSL_PSTRING, OPENSSL_STRING)
33 typedef struct txt_db_st {
35 STACK_OF(OPENSSL_PSTRING) *data;
36 LHASH_OF(OPENSSL_STRING) **index;
37 int (**qual) (OPENSSL_STRING *);
41 OPENSSL_STRING *arg_row;
44 TXT_DB *TXT_DB_read(BIO *in, int num);
45 long TXT_DB_write(BIO *out, TXT_DB *db);
46 int TXT_DB_create_index(TXT_DB *db, int field, int (*qual) (OPENSSL_STRING *),
47 OPENSSL_LH_HASHFUNC hash, OPENSSL_LH_COMPFUNC cmp);
48 void TXT_DB_free(TXT_DB *db);
49 OPENSSL_STRING *TXT_DB_get_by_index(TXT_DB *db, int idx,
50 OPENSSL_STRING *value);
51 int TXT_DB_insert(TXT_DB *db, OPENSSL_STRING *value);