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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 #ifndef WIN16
30 #ifdef WIN32
31 #define SQL_API __stdcall
32 #else
33 #define FAR
34 #define EXPORT
35 #define CALLBACK
36 #define SQL_API EXPORT CALLBACK
37
38 typedef void *HWND;
39 #endif
40 #endif
41
42 typedef void *SQLHWND;
43
44 typedef unsigned char UCHAR;
45 typedef long int SDWORD;
46 typedef short int SWORD;
47 typedef unsigned long int UDWORD;
48 typedef unsigned short int UWORD;
49
50 typedef void FAR *PTR;
51 typedef void FAR *HENV;
52 typedef void FAR *HDBC;
53 typedef void FAR *HSTMT;
54
55 typedef signed short RETCODE;
56 #define SQLRETURN RETCODE
57
58
59 #define ODBCVER 0x0250
60
61 #define SQL_MAX_MESSAGE_LENGTH 512
62 #define SQL_MAX_DSN_LENGTH 32
63
64 /*
65 * Function return codes
66 */
67 #define SQL_INVALID_HANDLE (-2)
68 #define SQL_ERROR (-1)
69 #define SQL_SUCCESS 0
70 #define SQL_SUCCESS_WITH_INFO 1
71 #define SQL_NO_DATA_FOUND 100
72
73 /*
74 * Standard SQL datatypes, using ANSI type numbering
75 */
76 #define SQL_CHAR 1
77 #define SQL_NUMERIC 2
78 #define SQL_DECIMAL 3
79 #define SQL_INTEGER 4
80 #define SQL_SMALLINT 5
81 #define SQL_FLOAT 6
82 #define SQL_REAL 7
83 #define SQL_DOUBLE 8
84 #define SQL_VARCHAR 12
85
86 #define SQL_TYPE_MIN SQL_CHAR
87 #define SQL_TYPE_NULL 0
88 #define SQL_TYPE_MAX SQL_VARCHAR
89
90 /*
91 * C datatype to SQL datatype mapping
92 */
93 #define SQL_C_CHAR SQL_CHAR
94 #define SQL_C_LONG SQL_INTEGER
95 #define SQL_C_SHORT SQL_SMALLINT
96 #define SQL_C_FLOAT SQL_REAL
97 #define SQL_C_DOUBLE SQL_DOUBLE
98 #define SQL_C_DEFAULT 99
99
100 /*
101 * NULL status constants.
102 */
103 #define SQL_NO_NULLS 0
104 #define SQL_NULLABLE 1
105 #define SQL_NULLABLE_UNKNOWN 2
106
107 /*
108 * Special length values
109 */
110 #define SQL_NULL_DATA (-1)
111 #define SQL_DATA_AT_EXEC (-2)
112 #define SQL_NTS (-3)
113
114 /*
115 * SQLFreeStmt
116 */
117 #define SQL_CLOSE 0
118 #define SQL_DROP 1
119 #define SQL_UNBIND 2
120 #define SQL_RESET_PARAMS 3
121
122 /*
123 * SQLTransact
124 */
125 #define SQL_COMMIT 0
126 #define SQL_ROLLBACK 1
127
128 /*
129 * SQLColAttributes
130 */
131 #define SQL_COLUMN_COUNT 0
132 #define SQL_COLUMN_NAME 1
133 #define SQL_COLUMN_TYPE 2
134 #define SQL_COLUMN_LENGTH 3
135 #define SQL_COLUMN_PRECISION 4
136 #define SQL_COLUMN_SCALE 5
137 #define SQL_COLUMN_DISPLAY_SIZE 6
138 #define SQL_COLUMN_NULLABLE 7
139 #define SQL_COLUMN_UNSIGNED 8
140 #define SQL_COLUMN_MONEY 9
141 #define SQL_COLUMN_UPDATABLE 10
142 #define SQL_COLUMN_AUTO_INCREMENT 11
143 #define SQL_COLUMN_CASE_SENSITIVE 12
144 #define SQL_COLUMN_SEARCHABLE 13
145 #define SQL_COLUMN_TYPE_NAME 14
146 #define SQL_COLUMN_TABLE_NAME 15
147 #define SQL_COLUMN_OWNER_NAME 16
148 #define SQL_COLUMN_QUALIFIER_NAME 17
149 #define SQL_COLUMN_LABEL 18
150
151 #define SQL_COLATT_OPT_MAX SQL_COLUMN_LABEL
152 #define SQL_COLATT_OPT_MIN SQL_COLUMN_COUNT
153 #define SQL_COLUMN_DRIVER_START 1000
154
155 /*
156 * SQLColAttributes : SQL_COLUMN_UPDATABLE
157 */
158 #define SQL_ATTR_READONLY 0
159 #define SQL_ATTR_WRITE 1
160 #define SQL_ATTR_READWRITE_UNKNOWN 2
161
162 /*
163 * SQLColAttributes : SQL_COLUMN_SEARCHABLE
164 */
165 #define SQL_UNSEARCHABLE 0
166 #define SQL_LIKE_ONLY 1
167 #define SQL_ALL_EXCEPT_LIKE 2
168 #define SQL_SEARCHABLE 3
169
170 /*
171 * NULL Handles
172 */
173 #define SQL_NULL_HENV 0
174 #define SQL_NULL_HDBC 0
175 #define SQL_NULL_HSTMT 0
176
177
178 /*
179 * Function Prototypes
180 */
181 #ifdef __cplusplus
182 extern "C"
183 {
184 #endif
185
186 RETCODE SQL_API SQLAllocConnect (HENV henv, HDBC FAR * phdbc);
187 RETCODE SQL_API SQLAllocEnv (HENV FAR * phenv);
188 RETCODE SQL_API SQLAllocStmt (HDBC hdbc, HSTMT FAR * phstmt);
189 RETCODE SQL_API SQLBindCol (HSTMT hstmt, UWORD icol, SWORD fCType,
190 PTR rgbValue, SDWORD cbValueMax, SDWORD FAR * pcbValue);
191 RETCODE SQL_API SQLCancel (HSTMT hstmt);
192 RETCODE SQL_API SQLColAttributes (HSTMT hstmt, UWORD icol, UWORD fDescType,
193 PTR rgbDesc, SWORD cbDescMax, SWORD FAR * pcbDesc, SDWORD FAR * pfDesc);
194 RETCODE SQL_API SQLConnect (HDBC hdbc, UCHAR FAR * szDSN, SWORD cbDSN,
195 UCHAR FAR * szUID, SWORD cbUID, UCHAR FAR * szAuthStr, SWORD cbAuthStr);
196 RETCODE SQL_API SQLDescribeCol (HSTMT hstmt, UWORD icol,
197 UCHAR FAR * szColName, SWORD cbColNameMax, SWORD FAR * pcbColName,
198 SWORD FAR * pfSqlType, UDWORD FAR * pcbColDef, SWORD FAR * pibScale,
199 SWORD FAR * pfNullable);
200 RETCODE SQL_API SQLDisconnect (HDBC hdbc);
201 RETCODE SQL_API SQLError (HENV henv, HDBC hdbc, HSTMT hstmt,
202 UCHAR FAR * szSqlState, SDWORD FAR * pfNativeError, UCHAR FAR * szErrorMsg,
203 SWORD cbErrorMsgMax, SWORD FAR * pcbErrorMsg);
204 RETCODE SQL_API SQLExecDirect (HSTMT hstmt, UCHAR FAR * szSqlStr,
205 SDWORD cbSqlStr);
206 RETCODE SQL_API SQLExecute (HSTMT hstmt);
207 RETCODE SQL_API SQLFetch (HSTMT hstmt);
208 RETCODE SQL_API SQLFreeConnect (HDBC hdbc);
209 RETCODE SQL_API SQLFreeEnv (HENV henv);
210 RETCODE SQL_API SQLFreeStmt (HSTMT hstmt, UWORD fOption);
211 RETCODE SQL_API SQLGetCursorName (HSTMT hstmt, UCHAR FAR * szCursor,
212 SWORD cbCursorMax, SWORD FAR * pcbCursor);
213 RETCODE SQL_API SQLNumResultCols (HSTMT hstmt, SWORD FAR * pccol);
214 RETCODE SQL_API SQLPrepare (HSTMT hstmt, UCHAR FAR * szSqlStr,
215 SDWORD cbSqlStr);
216 RETCODE SQL_API SQLRowCount (HSTMT hstmt, SDWORD FAR * pcrow);
217 RETCODE SQL_API SQLSetCursorName (HSTMT hstmt, UCHAR FAR * szCursor,
218 SWORD cbCursor);
219 RETCODE SQL_API SQLTransact (HENV henv, HDBC hdbc, UWORD fType);
220
221 /*
222 * Depreciated ODBC 1.0 function - Use SQLBindParameter
223 */
224 RETCODE SQL_API SQLSetParam (HSTMT hstmt, UWORD ipar, SWORD fCType,
225 SWORD fSqlType, UDWORD cbColDef, SWORD ibScale, PTR rgbValue,
226 SDWORD FAR * pcbValue);
227
228 #ifdef __cplusplus
229 }
230 #endif
231
232 #endif