2 * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (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 OPENSSL_TXT_DB_H
11 # define OPENSSL_TXT_DB_H
14 # include <openssl/macros.h>
15 # ifndef OPENSSL_NO_DEPRECATED_3_0
16 # define HEADER_TXT_DB_H
19 # include <openssl/opensslconf.h>
20 # include <openssl/bio.h>
21 # include <openssl/safestack.h>
22 # include <openssl/lhash.h>
24 # define DB_ERROR_OK 0
25 # define DB_ERROR_MALLOC 1
26 # define DB_ERROR_INDEX_CLASH 2
27 # define DB_ERROR_INDEX_OUT_OF_RANGE 3
28 # define DB_ERROR_NO_INDEX 4
29 # define DB_ERROR_INSERT_INDEX_CLASH 5
30 # define DB_ERROR_WRONG_NUM_FIELDS 6
36 typedef OPENSSL_STRING *OPENSSL_PSTRING;
37 DEFINE_SPECIAL_STACK_OF(OPENSSL_PSTRING, OPENSSL_STRING)
39 typedef struct txt_db_st {
41 STACK_OF(OPENSSL_PSTRING) *data;
42 LHASH_OF(OPENSSL_STRING) **index;
43 int (**qual) (OPENSSL_STRING *);
47 OPENSSL_STRING *arg_row;
50 TXT_DB *TXT_DB_read(BIO *in, int num);
51 long TXT_DB_write(BIO *out, TXT_DB *db);
52 int TXT_DB_create_index(TXT_DB *db, int field, int (*qual) (OPENSSL_STRING *),
53 OPENSSL_LH_HASHFUNC hash, OPENSSL_LH_COMPFUNC cmp);
54 void TXT_DB_free(TXT_DB *db);
55 OPENSSL_STRING *TXT_DB_get_by_index(TXT_DB *db, int idx,
56 OPENSSL_STRING *value);
57 int TXT_DB_insert(TXT_DB *db, OPENSSL_STRING *value);