OpenDNSSEC-enforcer  1.4.1
dd_string.c
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1 /*
2  * $Id: dd_string.c 731 2009-05-18 08:24:19Z sion $
3  *
4  * Copyright (c) 2008-2009 Nominet UK. All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  * notice, this list of conditions and the following disclaimer in the
13  * documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
19  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
21  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
23  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
25  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  *
27  */
28 
29 /*+
30  * dd_string.c - Database DELETE String
31  *
32  * Description:
33  * Holds miscellaneous utility functions used when constructing SQL DELETE
34  * commands in the KSM database.
35 -*/
36 
37 #include <stdio.h>
38 
39 #include "ksm/database_statement.h"
40 #include "ksm/string_util.h"
41 #include "ksm/string_util2.h"
42 
43 
44 
45 /*+
46  * DdsInit - Create Basic Query
47  *
48  * Description:
49  * Creates the basic query string comprising:
50  *
51  * DELETE FROM <table>
52  *
53  * Arguments:
54  * const char* table
55  * Name of the table from where the data is retrieved.
56  *
57  * Returns:
58  * char*
59  * Query string. This must be freed via a call to DdsEnd
60 -*/
61 
62 char* DdsInit(const char* table)
63 {
64  char* query;
65 
66  query = StrStrdup("DELETE FROM ");
67  StrAppend(&query, table);
68 
69  return query;
70 }
71 
72 
73 /*+
74  * DdsConditionInt - Append Integer Condition to Query
75  * DdsConditionString - Append String Condition to Query
76  * DdsConditionKeyword - Append Keyword Condition to Query
77  * DdsEnd - End Query String Creation
78  * DdsFree - Free Query Resources
79  *
80  * Description:
81  * Add conditions to the deletion statement and free up resources.
82  *
83  * Because the operations are the same as the corresponding "query"
84  * functions, this are no more than wrappers for those functions.
85  *
86  * Arguments:
87  * See corresponding query functions.
88 -*/
89 
90 void DdsConditionInt(char** query, const char* field, DQS_COMPARISON compare,
91  int value, int index)
92 {
93  DqsConditionInt(query, field, compare, value, index);
94  return;
95 }
96 
97 void DdsConditionString(char** query, const char* field, DQS_COMPARISON compare,
98  const char* value, int index)
99 {
100  DqsConditionString(query, field, compare, value, index);
101  return;
102 }
103 
104 void DdsConditionKeyword(char** query, const char* field,
105  DQS_COMPARISON compare, const char* value, int index)
106 {
107  DqsConditionKeyword(query, field, compare, value, index);
108  return;
109 }
110 
111 void DdsEnd(char** query)
112 {
113  DqsEnd(query);
114  return;
115 }
116 
117 void DdsFree(char* query)
118 {
119  DqsFree(query);
120  return;
121 }