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1 /*
2 * isql.h
3 *
4 * $Id$
5 *
6 * iODBC defines
7 *
8 * The iODBC driver manager.
9 *
10 * Copyright (C) 1995 by Ke Jin <kejin@empress.com>
11 *
12 * This library is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU Library General Public
14 * License as published by the Free Software Foundation; either
15 * version 2 of the License, or (at your option) any later version.
16 *
17 * This library is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * Library General Public License for more details.
21 *
22 * You should have received a copy of the GNU Library General Public
23 * License along with this library; if not, write to the Free
24 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 */
26 #ifndef _ISQL_H
27 #define _ISQL_H
28
29 #ifdef WIN32
30 #define SQL_API __stdcall
31 #else
32 #define FAR
33 #define EXPORT
34 #define CALLBACK
35 #define SQL_API EXPORT CALLBACK
36
37 typedef void *HWND;
38 #endif
39
40 typedef unsigned char UCHAR;
41 typedef long int SDWORD;
42 typedef short int SWORD;
43 typedef unsigned long int UDWORD;
44 typedef unsigned short int UWORD;
45
46 typedef void FAR *PTR;
47 typedef void FAR *HENV;
48 typedef void FAR *HDBC;
49 typedef void FAR *HSTMT;
50
51 typedef signed short RETCODE;
52 #define SQLRETURN RETCODE
53
54
55 #define ODBCVER 0x0250
56
57 #define SQL_MAX_MESSAGE_LENGTH 512
58 #define SQL_MAX_DSN_LENGTH 32
59
60 /*
61 * Function return codes
62 */
63 #define SQL_INVALID_HANDLE (-2)
64 #define SQL_ERROR (-1)
65 #define SQL_SUCCESS 0
66 #define SQL_SUCCESS_WITH_INFO 1
67 #define SQL_NO_DATA_FOUND 100
68
69 /*
70 * Standard SQL datatypes, using ANSI type numbering
71 */
72 #define SQL_CHAR 1
73 #define SQL_NUMERIC 2
74 #define SQL_DECIMAL 3
75 #define SQL_INTEGER 4
76 #define SQL_SMALLINT 5
77 #define SQL_FLOAT 6
78 #define SQL_REAL 7
79 #define SQL_DOUBLE 8
80 #define SQL_VARCHAR 12
81
82 #define SQL_TYPE_MIN SQL_CHAR
83 #define SQL_TYPE_NULL 0
84 #define SQL_TYPE_MAX SQL_VARCHAR
85
86 /*
87 * C datatype to SQL datatype mapping
88 */
89 #define SQL_C_CHAR SQL_CHAR
90 #define SQL_C_LONG SQL_INTEGER
91 #define SQL_C_SHORT SQL_SMALLINT
92 #define SQL_C_FLOAT SQL_REAL
93 #define SQL_C_DOUBLE SQL_DOUBLE
94 #define SQL_C_DEFAULT 99
95
96 /*
97 * NULL status constants.
98 */
99 #define SQL_NO_NULLS 0
100 #define SQL_NULLABLE 1
101 #define SQL_NULLABLE_UNKNOWN 2
102
103 /*
104 * Special length values
105 */
106 #define SQL_NULL_DATA (-1)
107 #define SQL_DATA_AT_EXEC (-2)
108 #define SQL_NTS (-3)
109
110 /*
111 * SQLFreeStmt
112 */
113 #define SQL_CLOSE 0
114 #define SQL_DROP 1
115 #define SQL_UNBIND 2
116 #define SQL_RESET_PARAMS 3
117
118 /*
119 * SQLTransact
120 */
121 #define SQL_COMMIT 0
122 #define SQL_ROLLBACK 1
123
124 /*
125 * SQLColAttributes
126 */
127 #define SQL_COLUMN_COUNT 0
128 #define SQL_COLUMN_NAME 1
129 #define SQL_COLUMN_TYPE 2
130 #define SQL_COLUMN_LENGTH 3
131 #define SQL_COLUMN_PRECISION 4
132 #define SQL_COLUMN_SCALE 5
133 #define SQL_COLUMN_DISPLAY_SIZE 6
134 #define SQL_COLUMN_NULLABLE 7
135 #define SQL_COLUMN_UNSIGNED 8
136 #define SQL_COLUMN_MONEY 9
137 #define SQL_COLUMN_UPDATABLE 10
138 #define SQL_COLUMN_AUTO_INCREMENT 11
139 #define SQL_COLUMN_CASE_SENSITIVE 12
140 #define SQL_COLUMN_SEARCHABLE 13
141 #define SQL_COLUMN_TYPE_NAME 14
142 #define SQL_COLUMN_TABLE_NAME 15
143 #define SQL_COLUMN_OWNER_NAME 16
144 #define SQL_COLUMN_QUALIFIER_NAME 17
145 #define SQL_COLUMN_LABEL 18
146
147 #define SQL_COLATT_OPT_MAX SQL_COLUMN_LABEL
148 #define SQL_COLATT_OPT_MIN SQL_COLUMN_COUNT
149 #define SQL_COLUMN_DRIVER_START 1000
150
151 /*
152 * SQLColAttributes : SQL_COLUMN_UPDATABLE
153 */
154 #define SQL_ATTR_READONLY 0
155 #define SQL_ATTR_WRITE 1
156 #define SQL_ATTR_READWRITE_UNKNOWN 2
157
158 /*
159 * SQLColAttributes : SQL_COLUMN_SEARCHABLE
160 */
161 #define SQL_UNSEARCHABLE 0
162 #define SQL_LIKE_ONLY 1
163 #define SQL_ALL_EXCEPT_LIKE 2
164 #define SQL_SEARCHABLE 3
165
166 /*
167 * NULL Handles
168 */
169 #define SQL_NULL_HENV 0
170 #define SQL_NULL_HDBC 0
171 #define SQL_NULL_HSTMT 0
172
173
174 /*
175 * Function Prototypes
176 */
177 #ifdef __cplusplus
178 extern "C"
179 {
180 #endif
181
182 RETCODE SQL_API SQLAllocConnect (HENV henv, HDBC FAR * phdbc);
183 RETCODE SQL_API SQLAllocEnv (HENV FAR * phenv);
184 RETCODE SQL_API SQLAllocStmt (HDBC hdbc, HSTMT FAR * phstmt);
185 RETCODE SQL_API SQLBindCol (HSTMT hstmt, UWORD icol, SWORD fCType,
186 PTR rgbValue, SDWORD cbValueMax, SDWORD FAR * pcbValue);
187 RETCODE SQL_API SQLCancel (HSTMT hstmt);
188 RETCODE SQL_API SQLColAttributes (HSTMT hstmt, UWORD icol, UWORD fDescType,
189 PTR rgbDesc, SWORD cbDescMax, SWORD FAR * pcbDesc, SDWORD FAR * pfDesc);
190 RETCODE SQL_API SQLConnect (HDBC hdbc, UCHAR FAR * szDSN, SWORD cbDSN,
191 UCHAR FAR * szUID, SWORD cbUID, UCHAR FAR * szAuthStr, SWORD cbAuthStr);
192 RETCODE SQL_API SQLDescribeCol (HSTMT hstmt, UWORD icol,
193 UCHAR FAR * szColName, SWORD cbColNameMax, SWORD FAR * pcbColName,
194 SWORD FAR * pfSqlType, UDWORD FAR * pcbColDef, SWORD FAR * pibScale,
195 SWORD FAR * pfNullable);
196 RETCODE SQL_API SQLDisconnect (HDBC hdbc);
197 RETCODE SQL_API SQLError (HENV henv, HDBC hdbc, HSTMT hstmt,
198 UCHAR FAR * szSqlState, SDWORD FAR * pfNativeError, UCHAR FAR * szErrorMsg,
199 SWORD cbErrorMsgMax, SWORD FAR * pcbErrorMsg);
200 RETCODE SQL_API SQLExecDirect (HSTMT hstmt, UCHAR FAR * szSqlStr,
201 SDWORD cbSqlStr);
202 RETCODE SQL_API SQLExecute (HSTMT hstmt);
203 RETCODE SQL_API SQLFetch (HSTMT hstmt);
204 RETCODE SQL_API SQLFreeConnect (HDBC hdbc);
205 RETCODE SQL_API SQLFreeEnv (HENV henv);
206 RETCODE SQL_API SQLFreeStmt (HSTMT hstmt, UWORD fOption);
207 RETCODE SQL_API SQLGetCursorName (HSTMT hstmt, UCHAR FAR * szCursor,
208 SWORD cbCursorMax, SWORD FAR * pcbCursor);
209 RETCODE SQL_API SQLNumResultCols (HSTMT hstmt, SWORD FAR * pccol);
210 RETCODE SQL_API SQLPrepare (HSTMT hstmt, UCHAR FAR * szSqlStr,
211 SDWORD cbSqlStr);
212 RETCODE SQL_API SQLRowCount (HSTMT hstmt, SDWORD FAR * pcrow);
213 RETCODE SQL_API SQLSetCursorName (HSTMT hstmt, UCHAR FAR * szCursor,
214 SWORD cbCursor);
215 RETCODE SQL_API SQLTransact (HENV henv, HDBC hdbc, UWORD fType);
216
217 /*
218 * Depreciated ODBC 1.0 function - Use SQLBindParameter
219 */
220 RETCODE SQL_API SQLSetParam (HSTMT hstmt, UWORD ipar, SWORD fCType,
221 SWORD fSqlType, UDWORD cbColDef, SWORD ibScale, PTR rgbValue,
222 SDWORD FAR * pcbValue);
223
224 #ifdef __cplusplus
225 }
226 #endif
227
228 #endif