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Commit a4ff6102 a4ff610263d8557c3fa154a0c702c55426cdbc67 by Sergey Poznyakoff
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1 parent bd7a5d36
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1 /* GNU Mailutils -- a suite of utilities for electronic mail
2 Copyright (C) 2004 Free Software Foundation, Inc.
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 Free Software
16 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
17
18 #ifndef _MAILUTILS_SQL_H
19 #define _MAILUTILS_SQL_H
20
21 /* Loadable Modules Suppert */
22 #define __s_cat2__(a,b) a ## b
23 #define __s_cat3__(a,b,c) a ## b ## c
24 #define RDL_EXPORT(module,name) __s_cat3__(module,_LTX_,name)
25
26 typedef int (*rdl_init_t) (void);
27 typedef void (*rdl_done_t) (void);
28
29 #ifdef _HAVE_LIBLTDL //FIXME: Remove leading _ when SQL + ltdl works
30 # define MU_DECL_SQL_DISPATCH_T(mod) \
31 mu_sql_dispatch_t RDL_EXPORT(mod,dispatch_tab)
32 #else
33 # define MU_DECL_SQL_DISPATCH_T(mod) \
34 mu_sql_dispatch_t __s_cat2__(mod,_dispatch_tab)
35 #endif
36
37 enum mu_sql_connection_state {
38 mu_sql_not_connected,
39 mu_sql_connected,
40 mu_sql_query_run,
41 mu_sql_result_available
42 };
43
44 typedef struct mu_sql_connection *mu_sql_connection_t;
45
46 struct mu_sql_connection
47 {
48 int interface;
49 char *server;
50 int port;
51 char *login;
52 char *password;
53 char *dbname;
54 void *data;
55 enum mu_sql_connection_state state;
56 };
57
58 typedef struct mu_sql_dispatch mu_sql_dispatch_t;
59
60 struct mu_sql_dispatch
61 {
62 char *name;
63 int port;
64
65 int (*init) (mu_sql_connection_t conn);
66 int (*destroy) (mu_sql_connection_t conn);
67
68 int (*connect) (mu_sql_connection_t conn);
69 int (*disconnect) (mu_sql_connection_t conn);
70
71 int (*query) (mu_sql_connection_t conn, char *query);
72 int (*store_result) (mu_sql_connection_t conn);
73 int (*release_result) (mu_sql_connection_t conn);
74
75 int (*num_tuples) (mu_sql_connection_t conn, size_t *np);
76 int (*num_columns) (mu_sql_connection_t conn, size_t *np);
77
78 int (*get_column) (mu_sql_connection_t conn, size_t nrow, size_t ncol,
79 char **pdata);
80
81 char *(*errstr) (mu_sql_connection_t conn);
82 };
83
84 /* Public interfaces */
85 int mu_sql_interface_index (char *name);
86
87 int mu_sql_connection_init (mu_sql_connection_t *conn, int interface,
88 char *server, int port, char *login,
89 char *password, char *dbname);
90 int mu_sql_connection_destroy (mu_sql_connection_t *conn);
91
92 int mu_sql_connect (mu_sql_connection_t conn);
93 int mu_sql_disconnect (mu_sql_connection_t conn);
94
95 int mu_sql_query (mu_sql_connection_t conn, char *query);
96
97 int mu_sql_store_result (mu_sql_connection_t conn);
98 int mu_sql_release_result (mu_sql_connection_t conn);
99
100 int mu_sql_num_tuples (mu_sql_connection_t conn, size_t *np);
101 int mu_sql_num_columns (mu_sql_connection_t conn, size_t *np);
102
103 int mu_sql_get_column (mu_sql_connection_t conn, size_t nrow, size_t ncol,
104 char **pdata);
105
106 char *mu_sql_strerror (mu_sql_connection_t conn);
107
108 #endif
1 #! /bin/sh
2 # This file is part of GNU Mailutils
3 # Copyright (C) 2004 Free Software Foundation, Inc.
4 #
5 # Written by Sergey Poznyakoff
6 #
7 # This file is free software; as a special exception the author gives
8 # unlimited permission to copy and/or distribute it, with or without
9 # modifications, as long as this notice is preserved.
10 #
11 # GNU Mailutils is distributed in the hope that it will be useful, but
12 # WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
13 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
14
15 cat - <<EOT
16 /* This file is generated automatically. Please do not edit */
17 EOT
18
19 for module
20 do
21 echo "extern mu_sql_dispatch_t ${module}_dispatch_tab;"
22 done
23
24 cat - <<EOT
25 static mu_sql_dispatch_t *static_dispatch_tab[] = {
26 NULL,
27 EOT
28
29 for module
30 do
31 echo " &${module}_dispatch_tab,"
32 done
33
34 echo "};"
35 echo '/* EOF */'