1 /*
2  * Copyright (C) 2008 - 2012 Vivien Malerba <malerba@gnome-db.org>
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the
16  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
17  * Boston, MA  02110-1301, USA.
18  */
19 
20 #include <string.h>
21 #include <glib/gi18n-lib.h>
22 #include "gda-firebird-pstmt.h"
23 
24 static void gda_firebird_pstmt_class_init (GdaFirebirdPStmtClass *klass);
25 static void gda_firebird_pstmt_init       (GdaFirebirdPStmt *pstmt, GdaFirebirdPStmtClass *klass);
26 static void gda_firebird_pstmt_finalize    (GObject *object);
27 
28 static GObjectClass *parent_class = NULL;
29 
30 /**
31  * gda_firebird_pstmt_get_type
32  *
33  * Returns: the #GType of GdaFirebirdPStmt.
34  */
35 GType
gda_firebird_pstmt_get_type(void)36 gda_firebird_pstmt_get_type (void)
37 {
38 	static GType type = 0;
39 
40 	if (G_UNLIKELY (type == 0)) {
41 		static GMutex registering;
42 		static const GTypeInfo info = {
43 			sizeof (GdaFirebirdPStmtClass),
44 			(GBaseInitFunc) NULL,
45 			(GBaseFinalizeFunc) NULL,
46 			(GClassInitFunc) gda_firebird_pstmt_class_init,
47 			NULL,
48 			NULL,
49 			sizeof (GdaFirebirdPStmt),
50 			0,
51 			(GInstanceInitFunc) gda_firebird_pstmt_init,
52 			0
53 		};
54 
55 		g_mutex_lock (&registering);
56 		if (type == 0) {
57 #ifdef FIREBIRD_EMBED
58 			type = g_type_register_static (GDA_TYPE_PSTMT, "GdaFirebirdPStmtEmbed", &info, 0);
59 #else
60 			type = g_type_register_static (GDA_TYPE_PSTMT, "GdaFirebirdPStmt", &info, 0);
61 #endif
62 		}
63 		g_mutex_unlock (&registering);
64 	}
65 	return type;
66 }
67 
68 static void
gda_firebird_pstmt_class_init(GdaFirebirdPStmtClass * klass)69 gda_firebird_pstmt_class_init (GdaFirebirdPStmtClass *klass)
70 {
71 //WHERE_AM_I;
72 	GObjectClass *object_class = G_OBJECT_CLASS (klass);
73 	parent_class = g_type_class_peek_parent (klass);
74 
75 	/* virtual functions */
76 	object_class->finalize = gda_firebird_pstmt_finalize;
77 }
78 
79 static void
gda_firebird_pstmt_init(GdaFirebirdPStmt * pstmt,GdaFirebirdPStmtClass * klass)80 gda_firebird_pstmt_init (GdaFirebirdPStmt *pstmt, GdaFirebirdPStmtClass *klass)
81 {
82 	g_return_if_fail (GDA_IS_PSTMT (pstmt));
83 //WHERE_AM_I;
84 	/* initialize specific parts of @pstmt */
85 	if (pstmt->stmt_h != 0){
86 		g_print("\t\tEXISTING PSTMT\n");
87 		if (!isc_dsql_free_statement(pstmt->status, &(pstmt->stmt_h), DSQL_close)){
88 			isc_print_status(pstmt->status);
89 		}
90 
91 		pstmt->stmt_h = 0;
92 	}
93 	//else
94 		//g_print("\t\tNO STATEMENT\n");
95 
96 	if (pstmt->sqlda != NULL){
97 		//g_print("\t\tEXISTING SQLDA\n");
98 
99 		g_free(pstmt->sqlda);
100 		pstmt->sqlda = NULL;
101 	}
102 
103 	if (pstmt->input_sqlda != NULL){
104 		//g_print("\t\tEXISTING SQLDA\n");
105 		g_free(pstmt->input_sqlda);
106 		pstmt->input_sqlda = NULL;
107 	}
108 	//else
109 		//g_print("\t\tNO SQLDA\n");
110 }
111 
112 static void
gda_firebird_pstmt_finalize(GObject * object)113 gda_firebird_pstmt_finalize (GObject *object)
114 {
115 //WHERE_AM_I;
116 
117 	GdaFirebirdPStmt *pstmt = (GdaFirebirdPStmt *) object;
118 	g_return_if_fail (GDA_IS_PSTMT (pstmt));
119 
120 	/* free memory */
121 	//TO_IMPLEMENT; /* free some specific parts of @pstmt */
122 	if (pstmt->stmt_h != 0){
123 		g_print("\t\tCLOSE STATEMENT\n");
124 		if (!isc_dsql_free_statement(pstmt->status, &(pstmt->stmt_h), DSQL_close)){
125 			isc_print_status(pstmt->status);
126 		}
127 	}
128 	else{
129 		//g_print("\t\tNO STATEMENT TO CLOSE\n");
130 	}
131 	//g_free(pstmt->sqlda);
132 	//pstmt->sqlda = NULL;
133 	pstmt->stmt_h = 0;
134 
135 	if (pstmt->sqlda != NULL){
136 		g_print("\t\tEXISTING SQLDA\n");
137 		g_free(pstmt->sqlda);
138 		pstmt->sqlda = NULL;
139 	}
140 
141 	if (pstmt->input_sqlda != NULL){
142 		g_print("\t\tEXISTING SQLDA\n");
143 		g_free(pstmt->input_sqlda);
144 		pstmt->input_sqlda = NULL;
145 	}
146 
147 	/* chain to parent class */
148 	parent_class->finalize (object);
149 }
150