File: prepare.c

package info (click to toggle)
unixodbc 2.3.1-3
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd
  • size: 11,524 kB
  • ctags: 7,656
  • sloc: ansic: 89,405; sh: 15,975; makefile: 1,574; yacc: 969; sql: 1
file content (102 lines) | stat: -rw-r--r-- 2,056 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
/**
    Copyright (C) 1995, 1996 by Ke Jin <kejin@visigenic.com>
	Enhanced for unixODBC (1999) by Peter Harvey <pharvey@codebydesign.com>
	
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
**/
#include <config.h>
#include "driver.h"

void*	nnodbc_getstmterrstack(void* hstmt)
{
	return ((stmt_t*)hstmt)->herr;
}


int	nnodbc_sqlfreestmt(
		void*	hstmt,
		int	fOption)
{
	stmt_t* pstmt = hstmt;
	int	i, max;

	switch( fOption )
	{
		case SQL_DROP:
			nnodbc_detach_stmt(pstmt->hdbc, hstmt);

			/* free all resources */
			MEM_FREE(pstmt->pcol);
			MEM_FREE(pstmt->ppar);
			CLEAR_ERROR(pstmt->herr);
			MEM_FREE(hstmt);
			break;

		case SQL_CLOSE:
			nnsql_close_cursor(hstmt);
			break;

		case SQL_UNBIND:
			max = nnsql_max_column();

			for(i=0; pstmt->pcol && i < max + 1; i++ )
				(pstmt->pcol)[i].userbuf = 0;

			break;

		case SQL_RESET_PARAMS:
			max = nnsql_max_param();

			for(i=1;pstmt->ppar && i < max + 1; i++ )
			{
				nnsql_yyunbindpar( pstmt->yystmt, i);
				(pstmt->ppar)[i-1].bind = 0;
			}
			break;

		default:
			/* this error will be caught by driver manager */
			return SQL_ERROR;
	}

	return SQL_SUCCESS;
}

int   nnodbc_sqlprepare (
								void* hstmt,
								char* szSqlStr,
								int   cbSqlStr )
{
	stmt_t* pstmt = hstmt;
	int   len;

	len = (cbSqlStr == SQL_NTS )? STRLEN(szSqlStr):cbSqlStr;

	if ( nnsql_prepare(pstmt->yystmt, szSqlStr, len ) )
	{
		int   code;

		code = nnsql_errcode(pstmt->yystmt);

		if ( code == -1 )
			code = errno;

		PUSHSYSERR( pstmt->herr, code, nnsql_errmsg(pstmt->yystmt) );

		return SQL_ERROR;
	}

	return SQL_SUCCESS;
}