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odbc_interface.c
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/*
* Copyright (C) 2008 Search Solution Corporation. All rights reserved by Search Solution.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* - Neither the name of the <ORGANIZATION> nor the names of its contributors
* may be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
*/
#if defined (_WINDOWS)
#include <windows.h>
#endif
#include <stdio.h>
#include "odbc_portable.h"
#include "sqlext.h"
#include "odbc_connection.h"
#include "odbc_env.h"
#include "odbc_statement.h"
#include "odbc_result.h"
#include "odbc_diag_record.h"
#include "odbc_util.h"
#include "odbc_catalog.h"
#include "odbc_descriptor.h"
#include "cas_cci.h"
#include "odbc_resource.h"
//#include "setup.h"
PUBLIC INT_PTR CALLBACK
ConfigDSNDlgProc (HWND hwndParent, UINT message, WPARAM wParam,
LPARAM lParam);
typedef struct __st_DriverConnectInfo
{
/* Deprecated
char db_name[VALUEBUFLEN];
*/
char user[ITEMBUFLEN];
char pwd[ITEMBUFLEN];
} DriverConnectInfo;
PRIVATE INT_PTR CALLBACK
ConnectDlgProc (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
PUBLIC HINSTANCE hInstance;
#if defined(_WINDOWS)
BOOL WINAPI
DllMain (HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
{
HMODULE hMd = NULL;
if (ul_reason_for_call == DLL_PROCESS_ATTACH)
{
cci_init ();
DisableThreadLibraryCalls (hModule);
GetModuleHandleEx (GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS | GET_MODULE_HANDLE_EX_FLAG_PIN,
(LPCTSTR)SQLDriverConnect,
&hMd);
}
// hInstance is declared at resource_proc.c
hInstance = (HINSTANCE) hModule;
return TRUE;
}
#endif
const char *cci_client_name = "ODBC";
#if (ODBCVER >= 0x0300)
/************************************************************************
* name: SQLAllocHandle
* arguments:
* returns/side-effects:
* description:
* NOTE:
************************************************************************/
ODBC_INTERFACE RETCODE SQL_API
SQLAllocHandle (SQLSMALLINT HandleType,
SQLHANDLE InputHandle, SQLHANDLE * OutputHandle)
{
RETCODE rc = SQL_SUCCESS;
#ifdef _DEBUG
ODBC_ENV *env = InputHandle;
#endif
OutputDebugString ("SQLAllocHandle called\n");
DEBUG_TIMESTAMP (START_SQLAllocHandle);
if (InputHandle != NULL)
{
odbc_free_diag (((ODBC_ENV *) InputHandle)->diag, RESET);
}
if (OutputHandle == NULL)
{
odbc_set_diag (((ODBC_ENV *) InputHandle)->diag, "HY009", 0, NULL);
return SQL_ERROR;
}
switch (HandleType)
{
case SQL_HANDLE_ENV:
rc = odbc_alloc_env ((ODBC_ENV **) OutputHandle);
break;
case SQL_HANDLE_DBC:
rc =
odbc_alloc_connection ((ODBC_ENV *) InputHandle,
(ODBC_CONNECTION **) OutputHandle);
break;
case SQL_HANDLE_STMT:
rc =
odbc_alloc_statement ((ODBC_CONNECTION *) InputHandle,
(ODBC_STATEMENT **) OutputHandle);
break;
case SQL_HANDLE_DESC:
rc =
odbc_alloc_desc ((ODBC_CONNECTION *) InputHandle,
(ODBC_DESC **) OutputHandle);
break;
}
DEBUG_TIMESTAMP (END_SQLAllocHandle);
if (InputHandle != NULL)
{
ODBC_RETURN (rc, InputHandle);
}
else
{
return (rc);
}
}
#endif
ODBC_INTERFACE RETCODE SQL_API
SQLBindCol (SQLHSTMT StatementHandle,
SQLUSMALLINT ColumnNumber,
SQLSMALLINT TargetType,
SQLPOINTER TargetValue,
SQLLEN BufferLength, SQLLEN * StrLen_or_Ind)
{
RETCODE rc = SQL_SUCCESS;
ODBC_STATEMENT *stmt_handle;
OutputDebugString ("SQLBindCol called\n");
DEBUG_TIMESTAMP (START_SQLBindCol);
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
odbc_free_diag (stmt_handle->diag, RESET);
rc = odbc_bind_col (stmt_handle, ColumnNumber, TargetType,
TargetValue, BufferLength, StrLen_or_Ind);
DEBUG_TIMESTAMP (END_SQLAllocHandle);
ODBC_RETURN (rc, StatementHandle);
}
ODBC_INTERFACE RETCODE SQL_API
SQLBindParameter (SQLHSTMT StatementHandle,
SQLUSMALLINT ParameterNumber,
SQLSMALLINT InputOutputType,
SQLSMALLINT ValueType,
SQLSMALLINT ParameterType,
SQLULEN ColumnSize,
SQLSMALLINT DecimalDigits,
SQLPOINTER ParameterValuePtr,
SQLLEN BufferLength, SQLLEN * StrLen_or_IndPtr)
{
RETCODE rc = SQL_SUCCESS;
ODBC_STATEMENT *stmt_handle;
OutputDebugString ("SQLBindParameter called\n");
DEBUG_TIMESTAMP (START_SQLBindParameter);
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
if (StrLen_or_IndPtr && ValueType == SQL_WCHAR)
{
if (is_odd_number(*StrLen_or_IndPtr))
{
odbc_set_diag(stmt_handle->diag, "HY090", 0, NULL);
ODBC_RETURN(ODBC_ERROR, StatementHandle);
}
else
{
*StrLen_or_IndPtr = *StrLen_or_IndPtr / sizeof (wchar_t);
}
}
odbc_free_diag (stmt_handle->diag, RESET);
rc = odbc_bind_parameter (stmt_handle, ParameterNumber,
InputOutputType, ValueType,
ParameterType, ColumnSize,
DecimalDigits, ParameterValuePtr,
BufferLength, StrLen_or_IndPtr);
DEBUG_TIMESTAMP (END_SQLBindParameter);
ODBC_RETURN (rc, StatementHandle);
}
ODBC_INTERFACE RETCODE SQL_API
SQLCancel (SQLHSTMT StatementHandle)
{
RETCODE rc = SQL_SUCCESS;
ODBC_STATEMENT *stmt_handle;
OutputDebugString ("SQLCancel called\n");
DEBUG_TIMESTAMP (START_SQLCancel);
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
odbc_free_diag (stmt_handle->diag, RESET);
rc = odbc_cancel (stmt_handle);
stmt_handle->canceled = _TRUE_;
DEBUG_TIMESTAMP (END_SQLCancel);
ODBC_RETURN (rc, StatementHandle);
}
#if (ODBCVER >= 0x0300)
ODBC_INTERFACE RETCODE SQL_API
SQLCloseCursor (SQLHSTMT StatementHandle)
{
RETCODE rc = SQL_SUCCESS;
ODBC_STATEMENT *stmt_handle;
OutputDebugString ("SQLCloseCursor called\n");
DEBUG_TIMESTAMP (START_SQLCloseCursor);
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
odbc_free_diag (stmt_handle->diag, RESET);
rc = odbc_close_cursor (stmt_handle);
DEBUG_TIMESTAMP (END_SQLCloseCursor);
ODBC_RETURN (rc, StatementHandle);
}
ODBC_INTERFACE RETCODE SQL_API
SQLColAttribute (SQLHSTMT StatementHandle,
SQLUSMALLINT ColumnNumber,
SQLUSMALLINT FieldIdentifier,
SQLPOINTER CharacterAttribute,
SQLSMALLINT BufferLength, SQLSMALLINT * StringLength,
#if defined (_WIN64) || defined (__linux__)
SQLLEN * NumericAttribute)
#else
SQLPOINTER NumericAttribute)
#endif
{
RETCODE rc = SQL_SUCCESS;
ODBC_STATEMENT *stmt_handle;
SQLSMALLINT tmp_StringLength;
if (StringLength == NULL)
{
StringLength = &tmp_StringLength;
}
OutputDebugString ("SQLColAttribute called\n");
DEBUG_TIMESTAMP (START_SQLColAttribute);
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
odbc_free_diag (stmt_handle->diag, RESET);
rc = odbc_col_attribute (stmt_handle, ColumnNumber,
FieldIdentifier, CharacterAttribute, BufferLength,
StringLength, NumericAttribute);
DEBUG_TIMESTAMP (END_SQLColAttribute);
ODBC_RETURN (rc, StatementHandle);
}
#endif
ODBC_INTERFACE RETCODE SQL_API
SQLColumns (SQLHSTMT StatementHandle,
SQLCHAR * CatalogName,
SQLSMALLINT NameLength1,
SQLCHAR * SchemaName,
SQLSMALLINT NameLength2,
SQLCHAR * TableName,
SQLSMALLINT NameLength3,
SQLCHAR * ColumnName, SQLSMALLINT NameLength4)
{
RETCODE rc = SQL_SUCCESS;
ODBC_STATEMENT *stmt_handle;
SQLCHAR *stCatalogName = NULL;
SQLCHAR *stSchemaName = NULL;
SQLCHAR *stTableName = NULL;
SQLCHAR *stColumnName = NULL;
OutputDebugString ("SQLColumns called\n");
DEBUG_TIMESTAMP (START_SQLColumns);
stCatalogName = UT_MAKE_STRING (CatalogName, NameLength1);
stSchemaName = UT_MAKE_STRING (SchemaName, NameLength2);
stTableName = UT_MAKE_STRING (TableName, NameLength3);
stColumnName = UT_MAKE_STRING (ColumnName, NameLength4);
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
odbc_free_diag (stmt_handle->diag, RESET);
rc =
odbc_columns (stmt_handle, stCatalogName, stSchemaName, stTableName,
stColumnName);
NA_FREE (stCatalogName);
NA_FREE (stSchemaName);
NA_FREE (stTableName);
NA_FREE (stColumnName);
DEBUG_TIMESTAMP (END_SQLColumns);
ODBC_RETURN (rc, StatementHandle);
}
ODBC_INTERFACE RETCODE SQL_API
SQLConnect (SQLHDBC ConnectionHandle,
SQLCHAR * DataSource,
SQLSMALLINT NameLength1,
SQLCHAR * UserName,
SQLSMALLINT NameLength2,
SQLCHAR * Authentication, SQLSMALLINT NameLength3)
{
RETCODE rc = SQL_SUCCESS;
SQLCHAR *stDataSource = NULL;
SQLCHAR *stUserName = NULL;
SQLCHAR *stAuthentication = NULL;
SQLCHAR stDBName[ITEMBUFLEN];
SQLCHAR stServerName[ITEMBUFLEN];
SQLINTEGER Port, FetchSize;
SQLCHAR stCharSet[ITEMBUFLEN];
SQLCHAR stAutocommit[ITEMBUFLEN];
SQLCHAR stOmitSchema[ITEMBUFLEN];
OutputDebugString ("SQLConnect called\n");
DEBUG_TIMESTAMP (START_SQLConnect);
stDataSource = UT_MAKE_STRING (DataSource, NameLength1);
stUserName = UT_MAKE_STRING (UserName, NameLength2);
stAuthentication = UT_MAKE_STRING (Authentication, NameLength3);
odbc_free_diag (((ODBC_CONNECTION *) ConnectionHandle)->diag, RESET);
get_dsn_info (stDataSource, stDBName, sizeof (stDBName), NULL, 0, NULL, 0,
stServerName, sizeof (stServerName), &Port, &FetchSize,
stCharSet, sizeof (stCharSet), stAutocommit, sizeof (stAutocommit),
stOmitSchema, sizeof(stOmitSchema));
rc = odbc_connect_new ((ODBC_CONNECTION *) ConnectionHandle, stDataSource,
stDBName, stUserName, stAuthentication, stServerName,
Port, FetchSize, stCharSet, stAutocommit, stOmitSchema, NULL);
NA_FREE (stDataSource);
NA_FREE (stUserName);
NA_FREE (stAuthentication);
DEBUG_TIMESTAMP (END_SQLConnect);
ODBC_RETURN (rc, ConnectionHandle);
}
#if (ODBCVER >= 0x0300)
ODBC_INTERFACE RETCODE SQL_API
SQLCopyDesc (SQLHDESC SourceDescHandle, SQLHDESC TargetDescHandle)
{
RETCODE rc = SQL_SUCCESS;
OutputDebugString ("SQLCopyDesc called\n");
DEBUG_TIMESTAMP (START_SQLCopyDesc);
odbc_free_diag (((ODBC_DESC *) TargetDescHandle)->diag, RESET);
rc =
odbc_copy_desc ((ODBC_DESC *) SourceDescHandle,
(ODBC_DESC *) TargetDescHandle);
DEBUG_TIMESTAMP (END_SQLCopyDesc);
ODBC_RETURN (rc, TargetDescHandle);
}
#endif
ODBC_INTERFACE RETCODE SQL_API
SQLDescribeCol (SQLHSTMT StatementHandle,
SQLUSMALLINT ColumnNumber,
SQLCHAR * ColumnName,
SQLSMALLINT BufferLength,
SQLSMALLINT * NameLength,
SQLSMALLINT * DataType,
SQLULEN * ColumnSize,
SQLSMALLINT * DecimalDigits, SQLSMALLINT * Nullable)
{
RETCODE rc = SQL_SUCCESS;
ODBC_STATEMENT *stmt_handle;
OutputDebugString ("SQLDescribeCol called\n");
DEBUG_TIMESTAMP (START_SQLDescribeCol);
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
odbc_free_diag (stmt_handle->diag, RESET);
rc = odbc_describe_col (stmt_handle, ColumnNumber,
ColumnName, BufferLength, NameLength, DataType,
ColumnSize, DecimalDigits, Nullable);
DEBUG_TIMESTAMP (END_SQLDescribeCol);
ODBC_RETURN (rc, StatementHandle);
}
ODBC_INTERFACE RETCODE SQL_API
SQLDisconnect (SQLHDBC ConnectionHandle)
{
/* always return SQL_SUCCESS */
RETCODE rc = SQL_SUCCESS;
OutputDebugString ("SQLDisconnect called\n");
DEBUG_TIMESTAMP (START_SQLDisconnect);
odbc_free_diag (((ODBC_CONNECTION *) ConnectionHandle)->diag, RESET);
odbc_disconnect ((ODBC_CONNECTION *) ConnectionHandle);
DEBUG_TIMESTAMP (END_SQLDisconnect);
ODBC_RETURN (rc, ConnectionHandle);
}
/*
* SQLDriverConnect
* - PWD entry는 file DSN에 추가되지 않는다.
*/
ODBC_INTERFACE RETCODE SQL_API
SQLDriverConnect (HDBC hdbc,
HWND hWnd,
UCHAR * szConnStrIn,
SWORD cbConnStrIn,
UCHAR * szConnStrOut,
SWORD cbConnStrOut,
SQLSMALLINT * pcbConnStrOut, UWORD uwMode)
{
RETCODE rc = ODBC_SUCCESS;
INT_PTR dlgrc;
char *pt;
DriverConnectInfo dci;
CUBRIDDSNItem dsn_item;
const char *ptDriver;
const char *ptDSN;
const char *ptDBName;
const char *ptUser;
const char *ptPWD;
const char *ptServer;
const char *ptPort;
const char *ptFileDSN;
const char *ptSaveFile;
const char *ptFetchSize;
const char *ptDescription;
const char *ptCharSet;
const char *ptAutoCommit;
const char *ptOmitSchema;
// Deprecated : char szDriver[ITEMBUFLEN];
char ConnStrIn[BUF_SIZE*4];
char buf[4096];
char buf2[4096];
char user[4096] = "";
char pwd[ITEMBUFLEN] = "";
char db_name[ITEMBUFLEN] = "";
char server[ITEMBUFLEN] = "";
char charset[ITEMBUFLEN] = "";
char autocommit[ITEMBUFLEN] = "";
char omit_schema[ITEMBUFLEN] = "";
int port = 0;
int fetch_size = 0;
OutputDebugString ("SQLDriverConnect called\n");
DEBUG_TIMESTAMP (START_SQLDriverConnect);
if ((cbConnStrIn == SQL_NTS) && (szConnStrIn))
cbConnStrIn = strlen (szConnStrIn);
strncpy (ConnStrIn, szConnStrIn, cbConnStrIn);
ConnStrIn[cbConnStrIn] = '\0'; // for end of list, if cbConnStrIn isn't end
// with ';'
for (pt = ConnStrIn; *pt != '\0'; ++pt)
{
if (*pt == ';') // connection string delimiter
*pt = '\0';
}
ptDriver = element_value_by_key (ConnStrIn, KEYWORD_DRIVER);
/*
pt = strchr(ptDriver, '{');
if ( pt == NULL ) {
strcpy(szDriver, ptDriver);
} else {
pt2 = strchr(ptDriver, '}');
// if ( pt2 == NULL ) error;
strncpy(szDriver, pt+1, pt2 - pt -1);
szDriver[pt2-pt -1] = '\0';
}
*/
ptDSN = element_value_by_key (ConnStrIn, KEYWORD_DSN);
ptUser = element_value_by_key (ConnStrIn, KEYWORD_USER);
ptPWD = element_value_by_key (ConnStrIn, KEYWORD_PASSWORD);
ptSaveFile = element_value_by_key (ConnStrIn, KEYWORD_SAVEFILE);
ptCharSet = element_value_by_key (ConnStrIn, KEYWORD_CHARSET);
ptAutoCommit = element_value_by_key (ConnStrIn, KEYWORD_AUTOCOMMIT);
ptOmitSchema = element_value_by_key (ConnStrIn, KEYWORD_OMIT_SCHEMA);
if (ptSaveFile == NULL)
{ // for just connect
// extracting user & pwd by dialog box
if (ptUser == NULL || ptUser[0] == '\0' || ptPWD == NULL)
{
if (ptDSN != NULL)
{
get_dsn_info (ptDSN, NULL, 0, user, sizeof (user),
pwd, sizeof (pwd), NULL, 0, NULL, NULL, NULL, 0, NULL, 0, NULL, 0);
}
if (ptUser == NULL || ptUser[0] == '\0')
{
sprintf (dci.user, "%s", user);
sprintf (dci.pwd, "%s", pwd);
}
else
{
sprintf (dci.user, "%s", ptUser);
sprintf (dci.pwd, "");
}
#if defined (_WINDOWS)
if (strcmp (dci.user, "") == 0)
{
DialogBoxParam (hInstance, (LPCTSTR) IDD_DRIVERCONNECT, hWnd,
ConnectDlgProc, (LPARAM) & dci);
}
#endif
ptUser = dci.user;
ptPWD = dci.pwd;
}
if (ptDSN == NULL)
{
ptFileDSN = element_value_by_key (ConnStrIn, KEYWORD_FILEDSN);
ptDBName = element_value_by_key (ConnStrIn, KEYWORD_DBNAME);
ptServer = element_value_by_key (ConnStrIn, KEYWORD_SERVER);
ptPort = element_value_by_key (ConnStrIn, KEYWORD_PORT);
ptFetchSize = element_value_by_key (ConnStrIn, KEYWORD_FETCH_SIZE);
ptCharSet = element_value_by_key (ConnStrIn, KEYWORD_CHARSET);
ptAutoCommit = element_value_by_key (ConnStrIn, KEYWORD_AUTOCOMMIT);
ptOmitSchema = element_value_by_key(ConnStrIn, KEYWORD_OMIT_SCHEMA);
port = ptPort ? atoi (ptPort) : 0;
fetch_size = ptFetchSize ? atoi (ptFetchSize) : 0;
rc = odbc_connect_new (hdbc, ptFileDSN, ptDBName, ptUser,
ptPWD, ptServer, port, fetch_size, ptCharSet, ptAutoCommit, ptOmitSchema, ConnStrIn);
}
else
{
// with DSN
ptDBName = element_value_by_key (ConnStrIn, KEYWORD_DBNAME);
ptServer = element_value_by_key (ConnStrIn, KEYWORD_SERVER);
ptPort = element_value_by_key (ConnStrIn, KEYWORD_PORT);
ptFetchSize = element_value_by_key (ConnStrIn, KEYWORD_FETCH_SIZE);
ptCharSet = element_value_by_key (ConnStrIn, KEYWORD_CHARSET);
ptAutoCommit = element_value_by_key (ConnStrIn, KEYWORD_AUTOCOMMIT);
ptOmitSchema = element_value_by_key (ConnStrIn, KEYWORD_OMIT_SCHEMA);
get_dsn_info (ptDSN, db_name, sizeof (db_name), NULL, 0,
NULL, 0, server, sizeof (server), &port, &fetch_size,
charset, sizeof(charset), autocommit, sizeof(autocommit),
omit_schema, sizeof (omit_schema));
// cbConnStrIn이 DSN의 정보보다 우선하다.
if (ptDBName == NULL)
{
ptDBName = db_name;
}
if (ptServer == NULL)
{
ptServer = server;
}
if (ptPort != NULL)
{
port = atoi (ptPort);
}
if (ptFetchSize != NULL)
{
fetch_size = atoi (ptFetchSize);
}
if (ptCharSet == NULL)
{
ptCharSet = charset;
}
if (ptAutoCommit == NULL)
{
ptAutoCommit = autocommit;
}
if (ptOmitSchema == NULL)
{
ptOmitSchema = omit_schema;
}
rc = odbc_connect_new (hdbc, ptDSN, ptDBName, ptUser,
ptPWD, ptServer, port, fetch_size, ptCharSet, ptAutoCommit, ptOmitSchema, ConnStrIn);
}
// Building ConnStrOut
if (ptDSN != NULL)
{
sprintf (buf, "%s=%s;", KEYWORD_DSN, ptDSN);
}
if (ptDriver != NULL)
{
sprintf (buf, "%s=%s;", KEYWORD_DRIVER, ptDriver);
}
else
{
buf2[0] = '\0';
}
if (ptDBName != NULL)
{
sprintf (buf2, "%s=%s;", KEYWORD_DBNAME, ptDBName);
strcat (buf, buf2);
}
if (ptUser != NULL)
{
sprintf (buf2, "%s=%s;", KEYWORD_USER, ptUser);
strcat (buf, buf2);
}
if (ptPWD != NULL)
{
sprintf (buf2, "%s=%s;", KEYWORD_PASSWORD, ptPWD);
strcat (buf, buf2);
}
if (ptServer != NULL)
{
sprintf (buf2, "%s=%s;", KEYWORD_SERVER, ptServer);
strcat (buf, buf2);
}
if (port > 0)
{
sprintf (buf2, "%s=%d;", KEYWORD_PORT, port);
strcat (buf, buf2);
}
if (fetch_size > 0)
{
sprintf (buf2, "%s=%d;", KEYWORD_FETCH_SIZE, fetch_size);
strcat (buf, buf2);
}
if (ptCharSet != NULL)
{
sprintf (buf2, "%s=%s;", KEYWORD_CHARSET, ptCharSet);
strcat (buf, buf2);
}
if (ptAutoCommit != NULL)
{
sprintf (buf2, "%s=%s;", KEYWORD_AUTOCOMMIT, ptAutoCommit);
strcat (buf, buf2);
}
if (ptOmitSchema != NULL)
{
sprintf(buf2, "%s=%s;", KEYWORD_OMIT_SCHEMA, ptOmitSchema);
strcat(buf, buf2);
}
if ((szConnStrOut) && cbConnStrOut > 0)
{
strncpy (szConnStrOut, buf,
MIN (strlen (buf), (unsigned) cbConnStrOut));
szConnStrOut[MIN (strlen (buf), (unsigned) cbConnStrOut)] = '\0';
}
if (pcbConnStrOut)
*pcbConnStrOut = MIN (strlen (buf), (unsigned) cbConnStrOut);
}
else
{
// for creating & managing FILEDSN
// SAVEFILE이 있는 경우, DSN은 찾을 수 없다.
ptDBName = element_value_by_key (buf, KEYWORD_DBNAME);
ptUser = element_value_by_key (buf, KEYWORD_USER);
ptPWD = element_value_by_key (buf, KEYWORD_PASSWORD);
ptServer = element_value_by_key (buf, KEYWORD_SERVER);
ptPort = element_value_by_key (buf, KEYWORD_PORT);
ptFetchSize = element_value_by_key (buf, KEYWORD_FETCH_SIZE);
ptDescription = element_value_by_key (buf, KEYWORD_DESCRIPTION);
ptCharSet = element_value_by_key (buf, KEYWORD_CHARSET);
ptAutoCommit = element_value_by_key (buf, KEYWORD_AUTOCOMMIT);
ptOmitSchema = element_value_by_key(buf, KEYWORD_OMIT_SCHEMA);
memset (&dsn_item, 0, sizeof (CUBRIDDSNItem));
strcpy (dsn_item.save_file, ptSaveFile);
if (ptDBName != NULL)
strcpy (dsn_item.db_name, ptDBName);
if (ptUser != NULL)
strcpy (dsn_item.user, ptUser);
if (ptPWD != NULL)
strcpy (dsn_item.password, ptPWD);
if (ptServer != NULL)
strcpy (dsn_item.server, ptServer);
if (ptPort != NULL)
strcpy (dsn_item.port, ptPort);
if (ptFetchSize != NULL)
strcpy (dsn_item.fetch_size, ptFetchSize);
if (ptDescription != NULL)
strcpy (dsn_item.description, ptDescription);
if (ptCharSet != NULL)
strcpy (dsn_item.charset, ptCharSet);
if (ptAutoCommit != NULL)
strcpy (dsn_item.autocommit, ptAutoCommit);
if (ptOmitSchema != NULL)
strcpy(dsn_item.omit_schema, ptOmitSchema);
dlgrc = DialogBoxParam (hInstance, (LPCTSTR) IDD_CONFIGDSN, hWnd,
ConfigDSNDlgProc, (LPARAM) & dsn_item);
sprintf (buf, "%s=%s;%s=%s;%s=%s;%s=%s;%s=%s;%s=%s;%s=%s;%s=%s;%s=%s;%s=%s;%s=%s;%s=%s",
KEYWORD_DRIVER, ptDriver,
KEYWORD_SAVEFILE, ptSaveFile,
KEYWORD_DESCRIPTION, dsn_item.description,
KEYWORD_DBNAME, dsn_item.db_name,
KEYWORD_PASSWORD, dsn_item.password,
KEYWORD_USER, dsn_item.user,
KEYWORD_SERVER, dsn_item.server,
KEYWORD_PORT, dsn_item.port,
KEYWORD_FETCH_SIZE, dsn_item.fetch_size,
KEYWORD_CHARSET, dsn_item.charset,
KEYWORD_AUTOCOMMIT, dsn_item.autocommit,
KEYWORD_OMIT_SCHEMA, dsn_item.omit_schema);
if ((szConnStrOut) && cbConnStrOut > 0)
{
strncpy (szConnStrOut, buf,
MIN (strlen (buf), (unsigned) cbConnStrOut));
szConnStrOut[MIN (strlen (buf), (unsigned) cbConnStrOut)] = '\0';
}
if (pcbConnStrOut)
*pcbConnStrOut = MIN (strlen (buf), (unsigned) cbConnStrOut);
// CHECK : return value
}
DEBUG_TIMESTAMP (END_SQLDriverConnect);
ODBC_RETURN (rc, hdbc);
}
#if (ODBCVER >= 0x0300)
ODBC_INTERFACE RETCODE SQL_API
SQLEndTran (SQLSMALLINT HandleType,
SQLHANDLE Handle, SQLSMALLINT CompletionType)
{
RETCODE rc = SQL_SUCCESS;
OutputDebugString ("SQLEndTran called\n");
DEBUG_TIMESTAMP (START_SQLEndTran);
odbc_free_diag (((ODBC_ENV *) Handle)->diag, RESET);
rc = odbc_end_tran (HandleType, Handle, CompletionType);
DEBUG_TIMESTAMP (END_SQLEndTran);
ODBC_RETURN (rc, Handle);
}
#endif
// 오직 SQLExecDirect만 prepare된 상태를 풀 수 있다.
ODBC_INTERFACE RETCODE SQL_API
SQLExecDirect (SQLHSTMT StatementHandle,
SQLCHAR * StatementText, SQLINTEGER TextLength)
{
RETCODE rc = SQL_SUCCESS;
SQLCHAR *stStatementText = NULL;
ODBC_STATEMENT *stmt_handle;
OutputDebugString ("SQLExecDirect called\n");
DEBUG_TIMESTAMP (START_SQLExecDirect);
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
odbc_free_diag (stmt_handle->diag, RESET);
stStatementText = UT_MAKE_STRING (StatementText, TextLength);
if (stricmp(StatementText, "@QP@") == 0)
{
stmt_handle->query_plan = CCI_EXEC_ONLY_QUERY_PLAN;
return ODBC_SUCCESS;
}
if (stricmp(StatementText, "@QE@") == 0)
{
stmt_handle->query_plan = CCI_EXEC_ONLY_QUERY_PLAN | CCI_EXEC_QUERY_ALL;
return ODBC_SUCCESS;
}
stmt_handle->is_prepared = _FALSE_;
rc = odbc_prepare (stmt_handle, stStatementText);
ERROR_GOTO (rc, error);
rc = odbc_execute (stmt_handle);
ERROR_GOTO (rc, error);
DEBUG_TIMESTAMP (END_SQLExecDirect);
error:
NA_FREE (stStatementText);
ODBC_RETURN (rc, StatementHandle);
}
ODBC_INTERFACE RETCODE SQL_API
SQLExecute (SQLHSTMT StatementHandle)
{
RETCODE rc = SQL_SUCCESS;
ODBC_STATEMENT *stmt_handle;
char *buf = NULL;
OutputDebugString ("SQLExecute called\n");
DEBUG_TIMESTAMP (START_SQLExecute);
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
odbc_free_diag (stmt_handle->diag, RESET);
if (stricmp (stmt_handle->sql_text, "@QP@") == 0)
{
stmt_handle->query_plan = CCI_EXEC_ONLY_QUERY_PLAN;
return ODBC_SUCCESS;
}
if (stricmp (stmt_handle->sql_text, "@QE@") == 0)
{
stmt_handle->query_plan = CCI_EXEC_ONLY_QUERY_PLAN | CCI_EXEC_QUERY_ALL;
return ODBC_SUCCESS;
}
// SQLEndTran()에 의해서 cursor가 delete된 상태
if (stmt_handle->is_prepared == _TRUE_ && stmt_handle->stmthd <= 0)
{
buf = UT_MAKE_STRING (stmt_handle->sql_text, -1);
rc = odbc_prepare (stmt_handle, buf);
NA_FREE (buf);
}
rc = odbc_execute (stmt_handle);
DEBUG_TIMESTAMP (END_SQLExecute);
ODBC_RETURN (rc, StatementHandle);
}
ODBC_INTERFACE RETCODE SQL_API
SQLFetch (SQLHSTMT StatementHandle)
{
RETCODE rc = SQL_SUCCESS;
ODBC_STATEMENT *stmt_handle;
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
OutputDebugString ("SQLFetch called\n");
DEBUG_TIMESTAMP (START_SQLFetch);
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
odbc_free_diag (stmt_handle->diag, RESET);
rc = odbc_fetch (stmt_handle, SQL_FETCH_NEXT, 1, 0, 0); // fetch_offset is ignored
DEBUG_TIMESTAMP (END_SQLFetch);
ODBC_RETURN (rc, StatementHandle);
}
#if (ODBCVER >= 0x0300)
ODBC_INTERFACE RETCODE SQL_API
SQLFetchScroll (SQLHSTMT StatementHandle,
SQLSMALLINT FetchOrientation, SQLLEN FetchOffset)
{
RETCODE rc = SQL_SUCCESS;
ODBC_STATEMENT *stmt_handle;
OutputDebugString ("SQLFetchScroll called\n");
DEBUG_TIMESTAMP (START_SQLFetchScroll);
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
odbc_free_diag (stmt_handle->diag, RESET);
rc = odbc_fetch (stmt_handle, FetchOrientation, FetchOffset, 0, 0);
DEBUG_TIMESTAMP (END_SQLFetchScroll);
ODBC_RETURN (rc, StatementHandle);
}
#endif
/************************************************************************
* name: SQLExtendedFetch
* arguments:
* returns/side-effects:
* description:
* NOTE:
* SQLExtenedtFetch를 SQLFetchScroll에 mapping하고 있다.
* 이 때 odbc 2.x는 SQL_ATTR_ROWS_FETCHED_PTR과 SQL_ATTR_ROW_STATUS_PTR
* 을 RowCountPtr, RowStatusArray로 대신하여 사용하므로 odbc_fetch()에서
* 작동하기 위해서 odbc_set_stmt_attr()을 사용하여 setting해 준다.
* 물론 SQL_ROWSET_SIZE는 SQL_ATTR_ROW_ARRAY_SIZE로 mapping되어 있다.
*
************************************************************************/
// for 2.x backward compatibility
ODBC_INTERFACE RETCODE SQL_API
SQLExtendedFetch (SQLHSTMT StatementHandle,
SQLUSMALLINT FetchOrientation,
SQLLEN FetchOffset,
SQLULEN * RowCountPtr, SQLUSMALLINT * RowStatusArray)
{
RETCODE rc = SQL_SUCCESS;
ODBC_STATEMENT *stmt_handle;
OutputDebugString ("SQLExtendedFetch called\n");
stmt_handle = (ODBC_STATEMENT *) StatementHandle;
odbc_free_diag (stmt_handle->diag, RESET);