New resource handling for odbc module

1 files changed, 2067 insertions, 0 deletions

diff --git a/ext/odbc/php_odbc.c b/ext/odbc/php_odbc.c
new file mode 100644
index 0000000000..6b46ee5307
--- /dev/null
+++ b/ext/odbc/php_odbc.c
@@ -0,0 +1,2067 @@
+/*
+   +----------------------------------------------------------------------+
+   | PHP version 4.0                                                      |
+   +----------------------------------------------------------------------+
+   | Copyright (c) 1997, 1998, 1999 The PHP Group                         |
+   +----------------------------------------------------------------------+
+   | This source file is subject to version 2.0 of the PHP license,       |
+   | that is bundled with this package in the file LICENSE, and is        |
+   | available at through the world-wide-web at                           |
+   | http://www.php.net/license/2_0.txt.                                  |
+   | If you did not receive a copy of the PHP license and are unable to   |
+   | obtain it through the world-wide-web, please send a note to          |
+   | license@php.net so we can mail you a copy immediately.               |
+   +----------------------------------------------------------------------+
+   | Authors: Stig Sæther Bakken <ssb@fast.no>                            |
+   |          Andreas Karajannis <Andreas.Karajannis@gmd.de>              |
+   |          Frank M. Kromann <fmk@businessnet.dk> Support for DB/2 CLI  |
+   +----------------------------------------------------------------------+
+ */
+
+/* $Id$ */
+
+#if COMPILE_DL
+#include "dl/phpdl.h"
+#endif
+
+#include "php.h"
+#include "php_globals.h"
+#include "ext/standard/php3_standard.h"
+#include "php_odbc.h"
+
+#if HAVE_UODBC
+
+#include <fcntl.h>
+#include "ext/standard/head.h"
+#include "snprintf.h"
+#include "php_ini.h"
+
+#if WIN32|WINNT
+#include <winsock.h>
+#else
+#include "build-defs.h"
+#endif
+
+void odbc_do_connect(INTERNAL_FUNCTION_PARAMETERS, int persistent);
+
+static int le_result, le_conn, le_pconn;
+	
+function_entry odbc_functions[] = {
+	PHP_FE(odbc_setoption, NULL)
+	PHP_FE(odbc_autocommit, NULL)
+	PHP_FE(odbc_close, NULL)
+	PHP_FE(odbc_close_all, NULL)
+	PHP_FE(odbc_commit, NULL)
+	PHP_FE(odbc_connect, NULL)
+	PHP_FE(odbc_pconnect, NULL)
+	PHP_FE(odbc_cursor, NULL)
+	PHP_FE(odbc_exec, NULL)
+	PHP_FE(odbc_prepare, NULL)
+	PHP_FE(odbc_execute, NULL)
+	PHP_FE(odbc_fetch_row, NULL)
+	PHP_FE(odbc_fetch_into, NULL)
+	PHP_FE(odbc_field_len, NULL)
+	PHP_FE(odbc_field_name, NULL)
+	PHP_FE(odbc_field_type, NULL)
+	PHP_FE(odbc_field_num, NULL)
+	PHP_FE(odbc_free_result, NULL)
+	PHP_FE(odbc_num_fields, NULL)
+	PHP_FE(odbc_num_rows, NULL)
+	PHP_FE(odbc_result, NULL)
+	PHP_FE(odbc_result_all, NULL)
+	PHP_FE(odbc_rollback, NULL)
+	PHP_FE(odbc_binmode, NULL)
+	PHP_FE(odbc_longreadlen, NULL)
+/*	PHP_FE(odbc_bind_param, NULL)
+	PHP_FE(odbc_define, NULL)*/
+	PHP_FALIAS(odbc_do, odbc_exec, NULL)
+	{ NULL, NULL, NULL }
+};
+
+php3_module_entry odbc_module_entry = {
+    "ODBC", 
+	odbc_functions, 
+	PHP_MINIT(odbc), 
+	PHP_MSHUTDOWN(odbc),
+    PHP_RINIT(odbc), 
+	NULL, 
+	PHP_MINFO(odbc), 
+	STANDARD_MODULE_PROPERTIES
+};
+
+#ifdef ZTS
+int odbc_globals_id;
+#else
+ZEND_API php_odbc_globals odbc_globals;
+#endif
+
+#if COMPILE_DL
+DLEXPORT zend_module_entry *get_module(void) { return &odbc_module_entry; };
+#endif
+
+static void _free_odbc_result(odbc_result *res)
+{
+	int i;
+	
+	if (res){
+		if (res->values) {
+			for(i = 0; i < res->numcols; i++){
+				if (res->values[i].value)
+					efree(res->values[i].value);
+			}
+			efree(res->values);
+			res->values = NULL;
+		}
+		if (res->stmt){
+#if HAVE_SOLID
+			SQLTransact(ODBCG(henv), res->conn_ptr->hdbc,
+						(UWORD)SQL_COMMIT);
+#endif
+			SQLFreeStmt(res->stmt,SQL_DROP);
+#if !HAVE_DB2
+			res->stmt = NULL;
+#endif
+		}
+		efree(res);
+	}
+}
+
+static void _close_odbc_conn(odbc_connection *conn)
+{
+	/* FIXME
+	 * Closing a connection will fail if there are
+	 * pending transactions. It is in the responsibility
+	 * of the user to avoid this.
+	 */
+	ODBCLS_FETCH();
+
+   	SQLDisconnect(conn->hdbc);
+	SQLFreeConnect(conn->hdbc);
+	efree(conn);
+	ODBCG(num_links)--;
+}
+
+static void _close_odbc_pconn(odbc_connection *conn)
+{
+	ODBCLS_FETCH();
+	
+	conn->open = 0;
+	SQLDisconnect(conn->hdbc);
+	SQLFreeConnect(conn->hdbc);
+	free(conn);
+
+	ODBCG(num_links)--;
+	ODBCG(num_persistent)--;
+}
+
+static PHP_INI_DISP(display_link_nums)
+{
+	char *value;
+
+	if(type == PHP_INI_DISPLAY_ORIG && ini_entry->modified){
+		value = ini_entry->orig_value;
+	}else if(ini_entry->value){
+		value = ini_entry->value;
+	}else{
+		value = NULL;
+	}
+
+	if(value){
+		if(atoi(value) == -1){
+			PUTS("Unlimited");
+		}else{
+			php_printf("%s", value);
+		}
+	}
+}
+
+static PHP_INI_DISP(display_defPW)
+{
+	char *value;
+
+	if(type == PHP_INI_DISPLAY_ORIG && ini_entry->modified){
+		value = ini_entry->orig_value;
+	}else if(ini_entry->value){
+		value = ini_entry->value;
+	}else{
+		value = NULL;
+	}
+
+	if(value){
+#if DEBUG
+		php_printf("%s", value);
+#else
+		PUTS("********");
+#endif
+	}
+}
+
+static PHP_INI_DISP(display_binmode)
+{
+	char *value;
+	
+    if(type == PHP_INI_DISPLAY_ORIG && ini_entry->modified){
+		value = ini_entry->orig_value;
+	}else if(ini_entry->value){
+		value = ini_entry->value;
+	}else{
+		value = NULL;
+	}
+
+	if(value){
+		switch(atoi(value)){
+			case 0:
+				PUTS("passthru");
+				break;
+			case 1:
+				PUTS("return as is");
+				break;
+			case 2:
+				PUTS("return as char");
+				break;
+		}
+	}
+}
+
+static PHP_INI_DISP(display_lrl)
+{
+	char *value;
+
+	if(type == PHP_INI_DISPLAY_ORIG && ini_entry->modified){
+		value = ini_entry->orig_value;
+	}else if(ini_entry->value){
+		value = ini_entry->value;
+	}else{
+		value = NULL;
+	}
+
+	if(value){
+		if(atoi(value) <= 0){
+			PUTS("Passthru");
+		}else{
+			php3_printf("return up to %s bytes", value);
+		}
+	}
+}
+
+PHP_INI_BEGIN()
+	STD_PHP_INI_BOOLEAN("odbc.allow_persistent", "1", PHP_INI_SYSTEM, OnUpdateInt,
+			allow_persistent, php_odbc_globals, odbc_globals)
+	STD_PHP_INI_ENTRY_EX("odbc.max_persistent",  "-1", PHP_INI_SYSTEM, OnUpdateInt,
+			max_persistent, php_odbc_globals, odbc_globals, display_link_nums)
+	STD_PHP_INI_ENTRY_EX("odbc.max_links", "-1", PHP_INI_SYSTEM, OnUpdateInt,
+			max_links, php_odbc_globals, odbc_globals, display_link_nums)
+	STD_PHP_INI_ENTRY("odbc.default_db", NULL, PHP_INI_ALL, OnUpdateString,
+			defDB, php_odbc_globals, odbc_globals)
+	STD_PHP_INI_ENTRY("odbc.default_user", NULL, PHP_INI_ALL, OnUpdateString,
+			defUser, php_odbc_globals, odbc_globals)
+	STD_PHP_INI_ENTRY_EX("odbc.default_pw", NULL, PHP_INI_ALL, OnUpdateString,
+			defPW, php_odbc_globals, odbc_globals, display_defPW)
+	STD_PHP_INI_ENTRY_EX("odbc.defaultlrl", "4096", PHP_INI_ALL, OnUpdateInt,
+			defaultlrl, php_odbc_globals, odbc_globals, display_lrl)
+	STD_PHP_INI_ENTRY_EX("odbc.defaultbinmode", "1", PHP_INI_ALL, OnUpdateInt,
+			defaultbinmode, php_odbc_globals, odbc_globals, display_binmode)
+PHP_INI_END()
+
+#ifdef ZTS
+static void php_odbc_init_globals(php_odbc_globals *odbc_globals)
+{
+	ODBCG(num_persistent) = 0;
+}
+#endif
+
+PHP_MINIT_FUNCTION(odbc)
+{
+	ELS_FETCH();
+#ifdef SQLANY_BUG
+	HDBC    foobar;
+	RETCODE rc;
+#endif
+
+#ifdef ZTS
+	odbc_globals_id = ts_allocate_id(sizeof(php_odbc_globals), php_odbc_init_globals, NULL);
+#else
+	ODBCG(num_persistent) = 0;
+#endif
+
+	REGISTER_INI_ENTRIES();
+	SQLAllocEnv(&ODBCG(henv));
+	le_result = register_list_destructors(_free_odbc_result, NULL);
+	le_conn = register_list_destructors(_close_odbc_conn, NULL);
+	le_pconn = register_list_destructors(NULL, _close_odbc_pconn);
+	odbc_module_entry.type = type;
+	
+	SQLAllocEnv(&ODBCG(henv));
+#ifdef SQLANY_BUG
+	/* Make a dumb connection to avoid crash on SQLFreeEnv(),
+	 * then release it immediately.
+	 * This is required for SQL Anywhere 5.5.00 on QNX 4.24 at least.
+	 * The SQLANY_BUG should be defined in CFLAGS.
+	 */
+	if ( SQLAllocConnect(ODBCG(henv), &foobar) != SQL_SUCCESS ) {
+			ODBC_SQL_ERROR(SQL_NULL_HDBC, SQL_NULL_HSTMT, "SQLAllocConnect");
+	} else {
+		rc = SQLConnect(foobar, ODBCG(defDB), SQL_NTS, ODBCG(defUser), 
+						SQL_NTS, ODBCG(defPW), SQL_NTS);
+		if(rc == SQL_SUCCESS || rc == SQL_SUCCESS_WITH_INFO)
+			SQLDisconnect( foobar );
+		SQLFreeConnect( foobar );
+	}
+#endif
+
+	REGISTER_LONG_CONSTANT("ODBC_BINMODE_PASSTHRU", 0, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("ODBC_BINMODE_RETURN", 1, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("ODBC_BINMODE_CONVERT", 2, CONST_CS | CONST_PERSISTENT);
+	/* Define Constants for options
+	   these Constants are are defined in <sqlext.h>
+	*/
+	REGISTER_LONG_CONSTANT("SQL_ODBC_CURSORS", SQL_ODBC_CURSORS, CONST_PERSISTENT | CONST_CS);
+	REGISTER_LONG_CONSTANT("SQL_CUR_USE_DRIVER", SQL_CUR_USE_DRIVER, CONST_PERSISTENT | CONST_CS);
+	REGISTER_LONG_CONSTANT("SQL_CUR_USE_IF_NEEDED", SQL_CUR_USE_IF_NEEDED, CONST_PERSISTENT | CONST_CS);
+	REGISTER_LONG_CONSTANT("SQL_CUR_USE_ODBC", SQL_CUR_USE_ODBC, CONST_PERSISTENT | CONST_CS);
+
+
+	REGISTER_LONG_CONSTANT("SQL_CONCURRENCY", SQL_CONCURRENCY, CONST_PERSISTENT | CONST_CS);
+	REGISTER_LONG_CONSTANT("SQL_CONCUR_READ_ONLY", SQL_CONCUR_READ_ONLY, CONST_PERSISTENT | CONST_CS);
+	REGISTER_LONG_CONSTANT("SQL_CONCUR_LOCK", SQL_CONCUR_LOCK, CONST_PERSISTENT | CONST_CS);
+	REGISTER_LONG_CONSTANT("SQL_CONCUR_ROWVER", SQL_CONCUR_ROWVER, CONST_PERSISTENT | CONST_CS);
+	REGISTER_LONG_CONSTANT("SQL_CONCUR_VALUES", SQL_CONCUR_VALUES, CONST_PERSISTENT | CONST_CS);
+
+	REGISTER_LONG_CONSTANT("SQL_CURSOR_TYPE", SQL_CURSOR_TYPE, CONST_PERSISTENT | CONST_CS);
+	REGISTER_LONG_CONSTANT("SQL_CURSOR_FORWARD_ONLY", SQL_CURSOR_FORWARD_ONLY, CONST_PERSISTENT | CONST_CS);
+	REGISTER_LONG_CONSTANT("SQL_CURSOR_KEYSET_DRIVEN", SQL_CURSOR_KEYSET_DRIVEN, CONST_PERSISTENT | CONST_CS);
+	REGISTER_LONG_CONSTANT("SQL_CURSOR_DYNAMIC", SQL_CURSOR_DYNAMIC, CONST_PERSISTENT | CONST_CS);
+	REGISTER_LONG_CONSTANT("SQL_CURSOR_STATIC", SQL_CURSOR_STATIC, CONST_PERSISTENT | CONST_CS);
+	
+	REGISTER_LONG_CONSTANT("SQL_KEYSET_SIZE", SQL_KEYSET_SIZE, CONST_PERSISTENT | CONST_CS);
+
+	return SUCCESS;
+}
+
+
+PHP_RINIT_FUNCTION(odbc)
+{
+	ODBCLS_FETCH();
+	
+	ODBCG(defConn) = -1;
+	ODBCG(num_links) = ODBCG(num_persistent);
+	return SUCCESS;
+}
+
+PHP_MSHUTDOWN_FUNCTION(odbc)
+{
+	ODBCLS_FETCH();
+
+	UNREGISTER_INI_ENTRIES();
+	SQLFreeEnv(ODBCG(henv));
+	return SUCCESS;
+}
+
+PHP_MINFO_FUNCTION(odbc)
+{
+	char buf[32];
+	ODBCLS_FETCH();
+
+	DISPLAY_INI_ENTRIES();
+
+	php_printf("<table border=5 width=\"600\">");
+	php_info_print_table_header(2, "Key", "Value");
+	sprintf(buf, "%ld", ODBCG(num_persistent));
+	php_info_print_table_row(2, "Active Persistent Links", buf);
+	sprintf(buf, "%ld", ODBCG(num_links));
+	php_info_print_table_row(2, "Active Links", buf);
+	php_info_print_table_row(2, "ODBC library", PHP_ODBC_TYPE);
+#if !(WIN32|WINNT)
+	php_info_print_table_row(2, "ODBC_INCLUDE", PHP_ODBC_INCLUDE);
+	php_info_print_table_row(2, "ODBC_LFLAGS", PHP_ODBC_LFLAGS);
+	php_info_print_table_row(2, "ODBC_LIBS", PHP_ODBC_LIBS);
+#endif
+	php_printf("</table>\n");
+}	 
+
+#if HAVE_DB2
+void ODBC_SQL_ERROR(SQLHANDLE conn, SQLHANDLE stmt, char *func)
+#else
+void ODBC_SQL_ERROR(HDBC conn, HSTMT stmt, char *func)
+#endif
+{
+    char	state[6];     /* Not used */
+	SDWORD	error;        /* Not used */
+	char	errormsg[255];
+	SWORD	errormsgsize; /* Not used */
+	ODBC_TLS_VARS;
+	
+	SQLError(ODBCG(henv), conn, stmt, state,
+			 &error, errormsg, sizeof(errormsg)-1, &errormsgsize);
+	if (func) {
+		php_error(E_WARNING, "SQL error: %s, SQL state %s in %s",
+				   errormsg, state, func);
+	} else {
+		php_error(E_WARNING, "SQL error: %s, SQL state %s",
+				   errormsg, state);
+	}
+}
+
+void php3_odbc_fetch_attribs(INTERNAL_FUNCTION_PARAMETERS, int mode)
+{
+	odbc_result *result;
+	pval *pv_res, *pv_flag;
+	ODBCLS_FETCH();
+	PLS_FETCH();
+
+	if (getParameters(ht, 2, &pv_res, &mode) == FAILURE)
+		WRONG_PARAM_COUNT;
+
+    convert_to_long(pv_flag);
+	
+	if(pv_res->value.lval){
+		ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+        if(mode)
+            result->longreadlen = pv_flag->value.lval;	
+        else
+            result->binmode = pv_flag->value.lval;
+	}else{
+        if(mode)
+            ODBCG(defaultlrl) = pv_flag->value.lval;
+        else
+            ODBCG(defaultbinmode) = pv_flag->value.lval;
+    }
+	RETURN_TRUE;
+}
+
+
+int odbc_bindcols(odbc_result *result)
+{
+    int i;
+    SWORD       colnamelen; /* Not used */
+	SDWORD      displaysize;
+	
+    result->values = (odbc_result_value *)
+		emalloc(sizeof(odbc_result_value)*result->numcols);
+
+    if(result->values == NULL){
+        php_error(E_WARNING, "Out of memory");
+        SQLFreeStmt(result->stmt, SQL_DROP);
+        return 0;
+    }
+
+    result->longreadlen = ODBCG(defaultlrl);
+    result->binmode = ODBCG(defaultbinmode);
+        
+    for(i = 0; i < result->numcols; i++){
+        SQLColAttributes(result->stmt, (UWORD)(i+1), SQL_COLUMN_NAME,
+                         result->values[i].name,
+                         sizeof(result->values[i].name),
+                         &colnamelen,
+                         0);
+		SQLColAttributes(result->stmt, (UWORD)(i+1), SQL_COLUMN_TYPE,
+							NULL, 0, NULL, &result->values[i].coltype);
+		
+		/* Don't bind LONG / BINARY columns, so that fetch behaviour can
+           be controlled by odbc_binmode() / odbc_longreadlen()
+		 */
+		
+		switch(result->values[i].coltype){
+            case SQL_BINARY:
+            case SQL_VARBINARY:
+			case SQL_LONGVARBINARY:
+			case SQL_LONGVARCHAR:
+				result->values[i].value = NULL;
+				break;
+				
+#if HAVE_ADABAS
+			case SQL_TIMESTAMP:
+				result->values[i].value = (char *)emalloc(27);
+				SQLBindCol(result->stmt, (UWORD)(i+1), SQL_C_CHAR, result->values[i].value,
+							27, &result->values[i].vallen);
+				break;
+#endif /* HAVE_ADABAS */
+			default:
+				SQLColAttributes(result->stmt, (UWORD)(i+1), SQL_COLUMN_DISPLAY_SIZE,
+									NULL, 0, NULL, &displaysize);
+				result->values[i].value = (char *)emalloc(displaysize + 1);
+				SQLBindCol(result->stmt, (UWORD)(i+1), SQL_C_CHAR, result->values[i].value,
+							displaysize + 1, &result->values[i].vallen);
+				break;
+		}
+    }
+    return 1;
+}
+
+void odbc_transact(INTERNAL_FUNCTION_PARAMETERS, int type)
+{
+	odbc_connection *conn;
+	RETCODE rc;
+	pval *pv_conn;
+	ODBCLS_FETCH();
+	
+ 	if(getParameters(ht, 1, &pv_conn) == FAILURE) {
+		WRONG_PARAM_COUNT;
+	}                            
+ 
+	conn = (odbc_connection *) zend_fetch_resource_ex(pv_conn, -1, "ODBC connection", 2, le_conn, le_pconn);
+	ZEND_VERIFY_RESOURCE(conn);
+	
+	rc = SQLTransact(ODBCG(henv), conn->hdbc, (UWORD)((type)?SQL_COMMIT:SQL_ROLLBACK));
+	if(rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO){
+		ODBC_SQL_ERROR(conn->hdbc, SQL_NULL_HSTMT, "SQLTransact");
+		RETURN_FALSE;
+	}
+
+	RETURN_TRUE;
+}
+
+/* Main User Functions */
+/* {{{ proto void odbc_close_all(void)
+   Close all ODBC connections */
+/* XXX Convert to new resource model */
+PHP_FUNCTION(odbc_close_all)
+{
+	void *ptr;
+	int type;
+	int i, nument = zend_hash_next_free_element(list);
+
+	for(i = 1; i < nument; i++){
+		ptr = php3_list_find(i, &type);
+		if(ptr && (type == le_conn || type == le_pconn)){
+			php3_list_delete(i);
+		}
+	}
+}
+/* }}} */
+
+/* {{{ proto int odbc_binmode(int result_id, int mode)
+   Handle binary column data */
+PHP_FUNCTION(odbc_binmode)
+{
+	php3_odbc_fetch_attribs(INTERNAL_FUNCTION_PARAM_PASSTHRU,0);
+}
+/* }}} */
+
+/* {{{ proto int odbc_longreadlen(int result_id, int length)
+   Handle LONG columns */
+PHP_FUNCTION(odbc_longreadlen)
+{
+	php3_odbc_fetch_attribs(INTERNAL_FUNCTION_PARAM_PASSTHRU,1);
+}
+/* }}} */
+
+/* {{{ proto int odbc_prepare(int connection_id, string query)
+   Prepares a statement for execution */
+PHP_FUNCTION(odbc_prepare)
+{
+	pval     *pv_conn, *pv_query;
+	char        *query;
+	odbc_result   *result = NULL;
+	odbc_connection *conn;
+	RETCODE rc;
+
+	if(getParameters(ht, 2, &pv_conn, &pv_query) == FAILURE){
+		WRONG_PARAM_COUNT;
+	}
+
+	conn = (odbc_connection *)zend_fetch_resource_ex(pv_conn, -1, "ODBC connection", 2, le_conn, le_pconn);
+	ZEND_VERIFY_RESOURCE(conn);
+
+	convert_to_string(pv_query);
+	query = pv_query->value.str.val;
+
+	result = (odbc_result *)emalloc(sizeof(odbc_result));
+	if(result == NULL){
+		php_error(E_WARNING, "Out of memory");
+		RETURN_FALSE;
+	}
+	
+	result->numparams = 0;
+	
+	rc = SQLAllocStmt(conn->hdbc, &(result->stmt));
+	if(rc == SQL_INVALID_HANDLE){
+		efree(result);
+		php_error(E_WARNING, "SQLAllocStmt error 'Invalid Handle' in php3_odbc_prepare");
+		RETURN_FALSE;
+	}
+
+	if(rc == SQL_ERROR){
+		ODBC_SQL_ERROR(conn->hdbc, SQL_NULL_HSTMT, "SQLAllocStmt");
+		efree(result);
+		RETURN_FALSE;
+	}
+
+	if((rc = SQLPrepare(result->stmt, query, SQL_NTS)) != SQL_SUCCESS){
+		ODBC_SQL_ERROR(conn->hdbc, result->stmt, "SQLPrepare");
+		SQLFreeStmt(result->stmt, SQL_DROP);
+		RETURN_FALSE;
+	}
+	
+	SQLNumParams(result->stmt, &(result->numparams));
+    SQLNumResultCols(result->stmt, &(result->numcols));
+
+	if(result->numcols > 0){
+        if(!odbc_bindcols(result)){
+			efree(result);
+            RETURN_FALSE;
+		}
+	}else{
+		result->values = NULL;
+	}
+	result->conn_ptr = conn;
+	result->fetched = 0;
+	ZEND_REGISTER_RESOURCE(return_value, result, le_result);
+}
+/* }}} */
+
+/*
+ * Execute prepared SQL statement. Supports only input parameters.
+ */
+/* {{{ proto int odbc_execute(int result_id [, array parameters_array])
+   Execute a prepared statement */
+PHP_FUNCTION(odbc_execute)
+{ 
+    pval *pv_res, *pv_param_arr, **tmp;
+    typedef struct params_t {
+		SDWORD vallen;
+		int fp;
+	} params_t;
+	params_t *params = NULL;
+	char *filename;
+   	SWORD sqltype, ctype, scale, nullable;
+	UDWORD precision;
+   	odbc_result   *result;
+	int numArgs, i, ne;
+	RETCODE rc;
+	
+	numArgs = ARG_COUNT(ht);
+	if(numArgs == 1){
+		if(getParameters(ht, 1, &pv_res) == FAILURE)
+			WRONG_PARAM_COUNT;
+	}else{
+		if(getParameters(ht, 2, &pv_res, &pv_param_arr) == FAILURE)
+			WRONG_PARAM_COUNT;
+
+        if(pv_param_arr->type != IS_ARRAY){
+            php_error(E_WARNING, "No array passed to odbc_execute()");
+            return;
+        }
+    }
+
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+	
+	/* XXX check for already bound parameters*/
+	if(result->numparams > 0 && numArgs == 1){
+		php_error(E_WARNING, "No parameters to SQL statement given");
+		RETURN_FALSE;
+	}
+
+    if(result->numparams > 0){
+		if((ne = zend_hash_num_elements(pv_param_arr->value.ht)) < result->numparams){
+			php_error(E_WARNING,"Not enough parameters (%d should be %d) given",
+					   ne, result->numparams);
+			RETURN_FALSE;
+		}
+
+		zend_hash_internal_pointer_reset(pv_param_arr->value.ht);
+        params = (params_t *)emalloc(sizeof(params_t) * result->numparams);
+		
+		for(i = 1; i <= result->numparams; i++){
+            if(zend_hash_get_current_data(pv_param_arr->value.ht, (void **) &tmp) == FAILURE){
+                php_error(E_WARNING,"Error getting parameter");
+                SQLFreeStmt(result->stmt,SQL_RESET_PARAMS);
+				efree(params);
+                RETURN_FALSE;
+            }
+            convert_to_string(*tmp);
+			if((*tmp)->type != IS_STRING){
+				php_error(E_WARNING,"Error converting parameter");
+				SQLFreeStmt(result->stmt, SQL_RESET_PARAMS);
+				efree(params);
+				RETURN_FALSE;
+			}
+			
+            SQLDescribeParam(result->stmt, (UWORD)i, &sqltype, &precision,
+							 &scale, &nullable);
+			params[i-1].vallen = (*tmp)->value.str.len;
+			params[i-1].fp = -1;
+
+			if(IS_SQL_BINARY(sqltype))
+				ctype = SQL_C_BINARY;
+			else
+				ctype = SQL_C_CHAR;
+
+			if((*tmp)->value.str.val[0] == '\'' && 
+				(*tmp)->value.str.val[(*tmp)->value.str.len - 1] == '\''){
+				filename = &(*tmp)->value.str.val[1];
+				filename[(*tmp)->value.str.len - 2] = '\0';
+
+                if((params[i-1].fp = open(filename,O_RDONLY)) == -1){
+					php_error(E_WARNING,"Can't open file %s", filename);
+					SQLFreeStmt(result->stmt, SQL_RESET_PARAMS);
+					for(i = 0; i < result->numparams; i++){
+						if(params[i].fp != -1){
+							close(params[i].fp);
+						}
+					}
+					efree(params);
+					RETURN_FALSE;
+				}
+
+				params[i-1].vallen = SQL_LEN_DATA_AT_EXEC(0);
+
+				rc = SQLBindParameter(result->stmt, (UWORD)i, SQL_PARAM_INPUT,
+									  ctype, sqltype, precision, scale,
+									  (void *)params[i-1].fp, 0,
+									  &params[i-1].vallen);
+			}else{
+				rc = SQLBindParameter(result->stmt, (UWORD)i, SQL_PARAM_INPUT,
+									  ctype, sqltype, precision, scale,
+									  (*tmp)->value.str.val, 0,
+									  &params[i-1].vallen);
+			}
+			zend_hash_move_forward(pv_param_arr->value.ht);
+		}
+	}
+	/* Close cursor, needed for doing multiple selects */
+	rc = SQLFreeStmt(result->stmt, SQL_CLOSE);
+
+	if(rc == SQL_ERROR){
+		ODBC_SQL_ERROR(result->conn_ptr->hdbc, result->stmt, "SQLFreeStmt");	
+	}
+
+	rc = SQLExecute(result->stmt);
+
+	result->fetched = 0;
+	if(rc == SQL_NEED_DATA){
+		char buf[4096];
+		int fp, nbytes;
+		while(rc == SQL_NEED_DATA){
+			rc = SQLParamData(result->stmt, (PTR FAR *)&fp);
+			if(rc == SQL_NEED_DATA){
+				while((nbytes = read(fp, &buf, 4096)) > 0)
+					SQLPutData(result->stmt,(UCHAR FAR*) &buf, nbytes);
+			}
+		}
+	}else{
+		if(rc != SQL_SUCCESS){
+			ODBC_SQL_ERROR(result->conn_ptr->hdbc, result->stmt, "SQLExecute");
+			RETVAL_FALSE;
+		}
+	}	
+	
+	if(result->numparams > 0){
+		SQLFreeStmt(result->stmt, SQL_RESET_PARAMS);
+		for(i = 0; i < result->numparams; i++){
+			if(params[i].fp != -1)
+				close(params[i].fp);
+		}
+		efree(params);
+	}
+
+	if(rc == SQL_SUCCESS){
+		RETVAL_TRUE;
+	}
+
+	if(result->numcols == 0){
+		SQLNumResultCols(result->stmt, &(result->numcols));
+
+		if(result->numcols > 0){
+			if(!odbc_bindcols(result)){
+				efree(result);
+				RETVAL_FALSE;
+			}
+		}else{
+			result->values = NULL;
+		}
+	}
+}
+/* }}} */
+
+/* {{{ proto string odbc_cursor(int result_id)
+   Get cursor name */
+PHP_FUNCTION(odbc_cursor)
+{
+	pval *pv_res;
+	SWORD len, max_len;
+	char *cursorname;
+   	odbc_result *result;
+	RETCODE rc;
+	ODBCLS_FETCH();
+
+	if(getParameters(ht, 1, &pv_res) == FAILURE){
+		WRONG_PARAM_COUNT;
+	}
+
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+
+	rc = SQLGetInfo(result->conn_ptr->hdbc,SQL_MAX_CURSOR_NAME_LEN,
+					(void *)&max_len,0,&len);
+	if(rc != SQL_SUCCESS){
+		RETURN_FALSE;
+	}
+	
+	if(max_len > 0){
+		cursorname = emalloc(max_len + 1);
+		if(cursorname == NULL){
+			php_error(E_WARNING,"Out of memory");
+			RETURN_FALSE;
+		}
+		rc = SQLGetCursorName(result->stmt,cursorname,(SWORD)max_len,&len);
+		if(rc != SQL_SUCCESS){
+			char    state[6];     /* Not used */
+	 		SDWORD  error;        /* Not used */
+			char    errormsg[255];
+			SWORD   errormsgsize; /* Not used */
+			ODBC_TLS_VARS;
+
+			SQLError(ODBCG(henv), result->conn_ptr->hdbc,
+						result->stmt, state, &error, errormsg,
+						sizeof(errormsg)-1, &errormsgsize);
+			if(!strncmp(state,"S1015",5)){
+				sprintf(cursorname,"php3_curs_%d", (int)result->stmt);
+				if(SQLSetCursorName(result->stmt,cursorname,SQL_NTS) != SQL_SUCCESS){
+					ODBC_SQL_ERROR(result->conn_ptr->hdbc,result->stmt,
+										"SQLSetCursorName");
+					RETVAL_FALSE;
+				}else{
+					RETVAL_STRING(cursorname,1);
+				}
+			}else{
+				php_error(E_WARNING, "SQL error: %s, SQL state %s", errormsg, state);
+				RETVAL_FALSE;
+			}
+		}else{
+			RETVAL_STRING(cursorname,1);
+		}
+		efree(cursorname);
+	}else{
+		RETVAL_FALSE;
+	}
+}
+/* }}} */
+
+/* {{{ proto int odbc_exec(int connection_id, string query [, int flags])
+   Prepare and execute an SQL statement */
+PHP_FUNCTION(odbc_exec)
+{
+	pval *pv_conn, *pv_query, *pv_flags;
+	int numArgs;
+	char *query;
+	odbc_result *result = NULL;
+	odbc_connection *conn;
+	RETCODE rc;
+#if HAVE_SQL_EXTENDED_FETCH
+	UDWORD      scrollopts;
+#endif
+
+	numArgs = ARG_COUNT(ht);
+	if(numArgs > 2){
+		if(getParameters(ht, 3, &pv_conn, &pv_query, &pv_flags) == FAILURE)
+			WRONG_PARAM_COUNT;
+		convert_to_long(pv_flags);
+	}else{
+		if(getParameters(ht, 2, &pv_conn, &pv_query) == FAILURE)
+			WRONG_PARAM_COUNT;
+	}
+
+	conn = (odbc_connection *)zend_fetch_resource_ex(pv_conn, -1, "ODBC connection", 2, le_conn, le_pconn);
+	ZEND_VERIFY_RESOURCE(conn);
+	
+	convert_to_string(pv_query);
+	query = pv_query->value.str.val;
+	
+	result = (odbc_result *)emalloc(sizeof(odbc_result));
+	if(result == NULL){
+		php_error(E_WARNING, "Out of memory");
+		RETURN_FALSE;
+	}
+
+	rc = SQLAllocStmt(conn->hdbc, &(result->stmt));
+	if(rc == SQL_INVALID_HANDLE){
+		php_error(E_WARNING, "SQLAllocStmt error 'Invalid Handle'");
+		efree(result);
+		RETURN_FALSE;
+	}
+
+	if(rc == SQL_ERROR){
+		ODBC_SQL_ERROR(conn->hdbc, SQL_NULL_HSTMT, "SQLAllocStmt");
+		efree(result);
+		RETURN_FALSE;
+	}
+	
+#if HAVE_SQL_EXTENDED_FETCH
+	/* Solid doesn't have ExtendedFetch, if DriverManager is used, get Info,
+	   whether Driver supports ExtendedFetch */
+	rc = SQLGetInfo(conn->hdbc, SQL_FETCH_DIRECTION, (void *) &scrollopts, sizeof(scrollopts), NULL);
+	if(rc == SQL_SUCCESS){
+		if((result->fetch_abs = (scrollopts & SQL_FD_FETCH_ABSOLUTE))){
+			/* Try to set CURSOR_TYPE to dynamic. Driver will replace this with other
+			   type if not possible.
+			 */
+			if(SQLSetStmtOption(result->stmt, SQL_CURSOR_TYPE, SQL_CURSOR_DYNAMIC)
+				== SQL_ERROR){
+				ODBC_SQL_ERROR(conn->hdbc, result->stmt, " SQLSetStmtOption");
+				SQLFreeStmt(result->stmt, SQL_DROP);
+				efree(result);
+				RETURN_FALSE;
+			}
+		}
+	}else{
+		result->fetch_abs = 0;
+	}
+#endif
+
+	rc = SQLExecDirect(result->stmt, query, SQL_NTS);
+	if (rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO) {
+		/* XXX FIXME we should really check out SQLSTATE with SQLError
+		 * in case rc is SQL_SUCCESS_WITH_INFO here.
+		 */
+		ODBC_SQL_ERROR(conn->hdbc, result->stmt, "SQLExecDirect"); 
+		SQLFreeStmt(result->stmt, SQL_DROP);
+		efree(result);
+		RETURN_FALSE;
+	}
+
+	SQLNumResultCols(result->stmt, &(result->numcols));
+	
+	/* For insert, update etc. cols == 0 */
+	if(result->numcols > 0){
+        if(!odbc_bindcols(result)){
+			efree(result);
+            RETURN_FALSE;
+		}
+	}else{
+		result->values = NULL;
+	}
+	result->conn_ptr = conn;
+	result->fetched = 0;
+	ZEND_REGISTER_RESOURCE(return_value, result, le_result);
+}
+/* }}} */
+
+/* {{{ proto int odbc_fetch_into(int result_id [, int rownumber], array result_array)
+   Fetch one result row into an array */ 
+PHP_FUNCTION(odbc_fetch_into)
+{
+	int numArgs, i;
+	odbc_result *result;
+	RETCODE rc;
+    SWORD sql_c_type;
+	char *buf = NULL;
+#if HAVE_SQL_EXTENDED_FETCH
+	UDWORD crow;
+	UWORD  RowStatus[1];
+	SDWORD rownum = -1;
+	pval *pv_res, *pv_row, *pv_res_arr, *tmp;
+	
+	numArgs = ARG_COUNT(ht);
+
+	switch(numArgs){
+		case 2:
+			if(getParameters(ht, 2, &pv_res, &pv_res_arr) == FAILURE)
+				WRONG_PARAM_COUNT;
+			break;
+		case 3:
+			if(getParameters(ht, 3, &pv_res, &pv_row, &pv_res_arr) == FAILURE)
+				WRONG_PARAM_COUNT;
+			convert_to_long(pv_row);
+			rownum = pv_row->value.lval;
+			break;
+		default:
+			WRONG_PARAM_COUNT;
+	}
+
+	if(!ParameterPassedByReference(ht, numArgs)){
+		php_error(E_WARNING, "Array not passed by reference in call to odbc_fetch_into()");
+		RETURN_FALSE;
+	}
+#else
+	pval *pv_res, *pv_res_arr, *tmp;
+
+	numArgs = ARG_COUNT(ht);
+
+	if(numArgs != 2 || getParameters(ht, 2, &pv_res, &pv_res_arr) == FAILURE){
+		WRONG_PARAM_COUNT;
+	}
+
+	if(!ParameterPassedByReference(ht, numArgs)){
+		php_error(E_WARNING, "Array not passed by reference in call to odbc_fetch_into()");
+		RETURN_FALSE;
+	}
+#endif				
+
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+	
+	if(result->numcols == 0){
+		php_error(E_WARNING, "No tuples available at this result index");
+		RETURN_FALSE;
+	}
+	
+	if(pv_res_arr->type != IS_ARRAY){
+		if(array_init(pv_res_arr) == FAILURE){
+			php_error(E_WARNING, "Can't convert to type Array");
+			RETURN_FALSE;
+		}
+	}
+
+#if HAVE_SQL_EXTENDED_FETCH
+	if(result->fetch_abs){
+		if(rownum > 0)
+			rc = SQLExtendedFetch(result->stmt,SQL_FETCH_ABSOLUTE,rownum,&crow,RowStatus);
+		else
+			rc = SQLExtendedFetch(result->stmt,SQL_FETCH_NEXT,1,&crow,RowStatus);
+	}else
+#endif
+		rc = SQLFetch(result->stmt);
+
+	if(rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO)
+		RETURN_FALSE;
+
+#if HAVE_SQL_EXTENDED_FETCH
+	if(rownum > 0 && result->fetch_abs)
+		result->fetched = rownum;
+	else
+#endif
+		result->fetched++;
+
+	for(i = 0; i < result->numcols; i++){
+		tmp = (pval *) emalloc(sizeof(pval));
+		tmp->refcount = 1;
+		tmp->type = IS_STRING;
+		tmp->value.str.len = 0;
+        sql_c_type = SQL_C_CHAR;
+       
+        switch(result->values[i].coltype){
+            case SQL_BINARY:
+            case SQL_VARBINARY:
+            case SQL_LONGVARBINARY:
+                if(result->binmode <= 0){
+                    tmp->value.str.val = empty_string;
+                    break;
+                }
+                if(result->binmode == 1) sql_c_type = SQL_C_BINARY; 
+            case SQL_LONGVARCHAR:
+                if(IS_SQL_LONG(result->values[i].coltype) && 
+                   result->longreadlen <= 0){
+                    tmp->value.str.val = empty_string;
+                    break;
+                }
+        
+                if(buf == NULL) buf = emalloc(result->longreadlen + 1);
+                rc = SQLGetData(result->stmt, (UWORD)(i + 1),sql_c_type,
+								buf, result->longreadlen + 1, &result->values[i].vallen);
+
+                if(rc == SQL_ERROR){
+					ODBC_SQL_ERROR(result->conn_ptr->hdbc, result->stmt, "SQLGetData");
+					efree(buf);
+					RETURN_FALSE;
+				}
+				if(rc == SQL_SUCCESS_WITH_INFO){
+					tmp->value.str.len = result->longreadlen;
+				}else if (result->values[i].vallen == SQL_NULL_DATA){
+					tmp->value.str.val = empty_string;
+					break;
+				}else{
+					tmp->value.str.len = result->values[i].vallen;
+				}
+				tmp->value.str.val = estrndup(buf, tmp->value.str.len);
+				break;
+
+			default:
+				if(result->values[i].vallen == SQL_NULL_DATA){
+					tmp->value.str.val = empty_string;
+					break;
+				}
+				tmp->value.str.len = result->values[i].vallen;
+				tmp->value.str.val = estrndup(result->values[i].value,tmp->value.str.len);
+				break;
+		}
+		zend_hash_index_update(pv_res_arr->value.ht, i, &tmp, sizeof(pval *), NULL);
+	}
+	if (buf) efree(buf);
+	RETURN_LONG(result->numcols);	
+}
+/* }}} */
+
+#if HAVE_SOLID
+PHP_FUNCTION(solid_fetch_prev)
+{
+	odbc_result *result;
+	RETCODE rc;
+	pval *pv_res;
+	
+	if(getParameters(ht, 1, &pv_res) == FAILURE)
+		WRONG_PARAM_COUNT;
+	
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+	if(result->numcols == 0){
+		php_error(E_WARNING, "No tuples available at this result index");
+		RETURN_FALSE;
+	}
+	rc = SQLFetchPrev(result->stmt);
+
+	if(rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO){
+		RETURN_FALSE;
+	}
+
+	if(result->fetched > 1) result->fetched--;
+
+	RETURN_TRUE;
+}
+#endif
+
+/* {{{ proto int odbc_fetch_row(int result_id [, int row_number])
+   Fetch a row */
+PHP_FUNCTION(odbc_fetch_row)
+{
+	int numArgs;
+	SDWORD rownum = 1;
+	odbc_result *result;
+	RETCODE rc;
+	pval *pv_res, *pv_row;
+#if HAVE_SQL_EXTENDED_FETCH
+	UDWORD crow;
+	UWORD RowStatus[1];
+#endif
+
+	numArgs = ARG_COUNT(ht);
+	if(numArgs ==  1){
+		if(getParameters(ht, 1, &pv_res) == FAILURE)
+			WRONG_PARAM_COUNT;
+	}else{
+		if(getParameters(ht, 2, &pv_res, &pv_row) == FAILURE)
+			WRONG_PARAM_COUNT;
+		convert_to_long(pv_row);
+		rownum = pv_row->value.lval;
+	}
+	
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+	
+	if(result->numcols == 0){
+		php_error(E_WARNING, "No tuples available at this result index");
+		RETURN_FALSE;
+	}
+
+#if HAVE_SQL_EXTENDED_FETCH
+    if(result->fetch_abs){
+		if(numArgs > 1)
+			rc = SQLExtendedFetch(result->stmt,SQL_FETCH_ABSOLUTE,rownum,&crow,RowStatus);
+		else
+			rc = SQLExtendedFetch(result->stmt,SQL_FETCH_NEXT,1,&crow,RowStatus);
+	}else
+#endif
+		rc = SQLFetch(result->stmt);
+
+	if(rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO){
+		RETURN_FALSE;
+	}
+	
+	if(numArgs > 1){
+		result->fetched = rownum;
+	}else{
+		result->fetched++;
+	}
+	
+	RETURN_TRUE;
+}	
+/* }}} */
+
+/* {{{ proto string odbc_result(int result_id, mixed field)
+   Get result data */ 
+PHP_FUNCTION(odbc_result)
+{
+	char *field;
+	int field_ind;
+	SWORD sql_c_type = SQL_C_CHAR;
+	odbc_result *result;
+	int i = 0;
+	RETCODE rc;
+	SDWORD	fieldsize;
+	pval *pv_res, *pv_field;
+#if HAVE_SQL_EXTENDED_FETCH
+	UDWORD crow;
+	UWORD RowStatus[1];
+#endif
+
+	field_ind = -1;
+	field = NULL;
+
+	if(ARG_COUNT(ht) != 2 || getParameters(ht, 2 , &pv_res, &pv_field) == FAILURE){
+		WRONG_PARAM_COUNT;
+	}
+	
+	if(pv_field->type == IS_STRING){
+		field = pv_field->value.str.val;
+	}else{
+		convert_to_long(pv_field);
+		field_ind = pv_field->value.lval - 1;
+	}
+	
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+	
+	if((result->numcols == 0)){
+		php_error(E_WARNING, "No tuples available at this result index");
+		RETURN_FALSE;
+	}
+	
+	/* get field index if the field parameter was a string */
+	if(field != NULL){
+		for(i = 0; i < result->numcols; i++){
+			if(!strcasecmp(result->values[i].name, field)){
+				field_ind = i;
+				break;
+			}
+		}
+
+		if(field_ind < 0){
+			php_error(E_WARNING, "Field %s not found", field);
+			RETURN_FALSE;
+		}
+	}else{
+		/* check for limits of field_ind if the field parameter was an int */
+		if (field_ind >= result->numcols || field_ind < 0){
+			php_error(E_WARNING, "Field index is larger than the number of fields");
+			RETURN_FALSE;
+		}
+	}
+
+	if(result->fetched == 0){
+		/* User forgot to call odbc_fetchrow(), let's do it here */
+#if HAVE_SQL_EXTENDED_FETCH
+		if(result->fetch_abs)
+			rc = SQLExtendedFetch(result->stmt, SQL_FETCH_NEXT, 1, &crow,RowStatus);
+		else
+#endif
+			rc = SQLFetch(result->stmt);
+
+		if(rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO)
+			RETURN_FALSE;
+		
+		result->fetched++;
+	}
+
+	switch(result->values[field_ind].coltype){
+        case SQL_BINARY:
+        case SQL_VARBINARY:
+        case SQL_LONGVARBINARY:
+            if(result->binmode <= 1) sql_c_type = SQL_C_BINARY;
+            if(result->binmode <= 0) break; 
+        case SQL_LONGVARCHAR:
+            if(IS_SQL_LONG(result->values[field_ind].coltype)){
+               if(result->longreadlen <= 0) 
+				   break;
+			   else 
+				   fieldsize = result->longreadlen;
+			}else{
+			   SQLColAttributes(result->stmt, (UWORD)(field_ind + 1), 
+					   			(UWORD)((sql_c_type == SQL_C_BINARY) ? SQL_COLUMN_LENGTH :
+					   			SQL_COLUMN_DISPLAY_SIZE),
+					   			NULL, 0, NULL, &fieldsize);
+			}
+			/* For char data, the length of the returned string will be longreadlen - 1 */
+			fieldsize = (result->longreadlen <= 0) ? 4096 : result->longreadlen;
+            field = emalloc(fieldsize);
+            if(!field){
+                php_error(E_WARNING, "Out of memory");
+                RETURN_FALSE;
+            }
+		/* SQLGetData will truncate CHAR data to fieldsize - 1 bytes and append \0.
+		   For binary data it is truncated to fieldsize bytes. 
+		 */
+            rc = SQLGetData(result->stmt, (UWORD)(field_ind + 1), sql_c_type,
+                            field, fieldsize, &result->values[field_ind].vallen);
+            
+            if(rc == SQL_ERROR){
+                ODBC_SQL_ERROR(result->conn_ptr->hdbc, result->stmt, "SQLGetData");
+                efree(field);
+                RETURN_FALSE;
+            }
+            
+            if(result->values[field_ind].vallen == SQL_NULL_DATA || rc == SQL_NO_DATA_FOUND){
+                efree(field);
+				RETURN_FALSE;
+            }
+			/* Reduce fieldlen by 1 if we have char data. One day we might 
+			   have binary strings... */
+			if(result->values[field_ind].coltype == SQL_LONGVARCHAR) fieldsize -= 1;
+            /* Don't duplicate result, saves one emalloc.
+			   For SQL_SUCCESS, the length is in vallen.
+			 */
+            RETURN_STRINGL(field, (rc == SQL_SUCCESS_WITH_INFO) ? fieldsize :
+                           result->values[field_ind].vallen, 0);
+            break;
+			
+		default:
+			if(result->values[field_ind].vallen == SQL_NULL_DATA){
+				RETURN_FALSE;
+			}else{
+				RETURN_STRINGL(result->values[field_ind].value, result->values[field_ind].vallen, 1);
+			}
+			break;
+	}
+
+/* If we come here, output unbound LONG and/or BINARY column data to the client */
+	
+	/* We emalloc 1 byte more for SQL_C_CHAR (trailing \0) */
+	fieldsize = (sql_c_type == SQL_C_CHAR) ? 4096 : 4095;
+    if((field = emalloc(fieldsize)) == NULL){
+        php_error(E_WARNING,"Out of memory");
+        RETURN_FALSE;
+    }
+    
+	/* Call SQLGetData() until SQL_SUCCESS is returned */
+	while(1){
+        rc = SQLGetData(result->stmt, (UWORD)(field_ind + 1),sql_c_type,
+                            field, fieldsize, &result->values[field_ind].vallen);
+
+		if(rc == SQL_ERROR){
+			ODBC_SQL_ERROR(result->conn_ptr->hdbc, result->stmt, "SQLGetData");
+            efree(field);
+			RETURN_FALSE;
+		}
+        
+        if(result->values[field_ind].vallen == SQL_NULL_DATA){
+            efree(field);
+            RETURN_FALSE;
+        }
+        /* chop the trailing \0 by outputing only 4095 bytes */
+		PHPWRITE(field,(rc == SQL_SUCCESS_WITH_INFO) ? 4095 :
+                           result->values[field_ind].vallen);
+
+		if(rc == SQL_SUCCESS) { /* no more data avail */
+            efree(field);
+			RETURN_TRUE;
+		}
+	}
+	RETURN_TRUE;
+}
+/* }}} */
+
+/* {{{ proto int odbc_result_all(int result_id [, string format])
+   Print result as HTML table */
+PHP_FUNCTION(odbc_result_all)
+{
+	char *buf = NULL;
+	int i, numArgs;
+	odbc_result *result;
+	RETCODE rc;
+	pval *pv_res, *pv_format;
+	SWORD sql_c_type;
+#if HAVE_SQL_EXTENDED_FETCH
+	UDWORD crow;
+	UWORD RowStatus[1];
+#endif
+
+	numArgs = ARG_COUNT(ht);
+	if(numArgs ==  1){
+		if(getParameters(ht, 1, &pv_res) == FAILURE)
+			WRONG_PARAM_COUNT;
+	}else{
+		if(getParameters(ht, 2, &pv_res, &pv_format) == FAILURE)
+			WRONG_PARAM_COUNT;
+	}
+				
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+	
+	if(result->numcols == 0){
+		php_error(E_WARNING, "No tuples available at this result index");
+		RETURN_FALSE;
+	}
+#if HAVE_SQL_EXTENDED_FETCH
+	if(result->fetch_abs)
+		rc = SQLExtendedFetch(result->stmt,SQL_FETCH_NEXT,1,&crow,RowStatus);
+	else
+#endif	
+		rc = SQLFetch(result->stmt);
+
+	if(rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO){
+		php_printf("<h2>No rows found</h2>\n");
+		RETURN_LONG(0);
+	}
+	
+	/* Start table tag */
+	if(numArgs == 1){
+		php_printf("<table><tr>");
+	}else{
+		convert_to_string(pv_format);	
+		php_printf("<table %s ><tr>",pv_format->value.str.val); 
+	}
+	
+	for(i = 0; i < result->numcols; i++)
+		php_printf("<th>%s</th>", result->values[i].name);
+
+	php_printf("</tr>\n");
+
+	while(rc == SQL_SUCCESS || rc == SQL_SUCCESS_WITH_INFO){
+		result->fetched++;
+		php_printf("<tr>");
+		for(i = 0; i < result->numcols; i++){
+			sql_c_type = SQL_C_CHAR;
+			switch(result->values[i].coltype){
+				case SQL_BINARY:
+				case SQL_VARBINARY:
+				case SQL_LONGVARBINARY:
+					if(result->binmode <= 0){
+						php_printf("<td>Not printable</td>");
+						break;
+					}
+					if(result->binmode <= 1) sql_c_type = SQL_C_BINARY; 
+				case SQL_LONGVARCHAR:
+					if(IS_SQL_LONG(result->values[i].coltype) && 
+						result->longreadlen <= 0){
+						php_printf("<td>Not printable</td>"); 
+						break;
+					}
+
+					if(buf == NULL) buf = emalloc(result->longreadlen);
+
+					rc = SQLGetData(result->stmt, (UWORD)(i + 1),sql_c_type,
+								buf, result->longreadlen, &result->values[i].vallen);
+ 
+					php_printf("<td>");
+
+					if(rc == SQL_ERROR){
+						ODBC_SQL_ERROR(result->conn_ptr->hdbc, result->stmt, "SQLGetData");
+						php_printf("</td></tr></table>");
+						efree(buf);
+						RETURN_FALSE;
+					}
+					if(rc == SQL_SUCCESS_WITH_INFO)
+						php_printf(buf,result->longreadlen);
+					else if(result->values[i].vallen == SQL_NULL_DATA){
+						php_printf("&nbsp;</td>");
+						break;
+					}else{
+                    	php_printf(buf, result->values[i].vallen);
+					}
+					php_printf("</td>");
+					break;
+				default:
+					if(result->values[i].vallen == SQL_NULL_DATA){
+						php_printf("<td>&nbsp;</td>");
+					}else{
+						php_printf("<td>%s</td>", result->values[i].value);
+					}
+					break;
+			}
+		}
+   		php_printf("</tr>\n");
+
+#if HAVE_SQL_EXTENDED_FETCH
+		if(result->fetch_abs)
+			rc = SQLExtendedFetch(result->stmt,SQL_FETCH_NEXT,1,&crow,RowStatus);
+		else
+#endif
+			rc = SQLFetch(result->stmt);		
+	}
+	php_printf("</table>\n");
+    if (buf) efree(buf);
+	RETURN_LONG(result->fetched);
+}
+/* }}} */
+
+/* {{{ proto int odbc_free_result(int result_id)
+   Free resources associated with a result */
+PHP_FUNCTION(odbc_free_result)
+{
+	pval *pv_res;
+	odbc_result *result;
+
+	if(getParameters(ht, 1, &pv_res) == FAILURE){
+		WRONG_PARAM_COUNT;
+	}
+
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+	zend_list_delete(pv_res->value.lval);
+	
+	RETURN_TRUE;
+}
+/* }}} */
+
+/* {{{ proto int odbc_connect(string DSN, string user, string password [, int cursor_option])
+   Connect to a datasource */
+PHP_FUNCTION(odbc_connect)
+{
+	odbc_do_connect(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
+}
+/* }}} */
+
+/* {{{ proto int odbc_pconnect(string DSN, string user, string password [, int cursor_option])
+   Establish a persistant connection to a datasource */
+PHP_FUNCTION(odbc_pconnect)
+{
+	odbc_do_connect(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
+}
+/* }}} */
+
+int odbc_sqlconnect(odbc_connection **conn, char *db, char *uid, char *pwd, int cur_opt, int persistent ODBCLS_DC)
+{
+	RETCODE rc;
+	
+	*conn = (odbc_connection *)pemalloc(sizeof(odbc_connection), persistent);
+	(*conn)->persistent = persistent;
+	SQLAllocConnect(ODBCG(henv), &((*conn)->hdbc));
+	
+#if HAVE_SOLID
+	SQLSetConnectOption((*conn)->hdbc, SQL_TRANSLATE_OPTION,
+			SQL_SOLID_XLATOPT_NOCNV);
+#endif
+#if HAVE_OPENLINK
+	{
+		char dsnbuf[300];
+		short dsnbuflen;
+
+		rc = SQLDriverConnect((*conn)->hdbc, NULL, db, SQL_NTS,
+							dsnbuf, sizeof(dsnbuf) - 1, &dsnbuflen,
+							SQL_DRIVER_NOPROMPT);
+	}
+#else
+	if(cur_opt != SQL_CUR_DEFAULT){
+		rc = SQLSetConnectOption((*conn)->hdbc, SQL_ODBC_CURSORS, cur_opt);
+		if(rc != SQL_SUCCESS){  /* && rc != SQL_SUCCESS_WITH_INFO ? */
+			ODBC_SQL_ERROR((*conn)->hdbc, SQL_NULL_HSTMT, "SQLSetConnectOption");
+			SQLFreeConnect((*conn)->hdbc);
+			pefree(*conn, persistent);
+			return FALSE;
+		}
+	}
+#if HAVE_EMPRESS
+	{
+		int     direct = 0;
+		char    dsnbuf[300];
+		short   dsnbuflen;
+		char    *ldb = 0;
+
+		if(strstr((char*)db, ";")){
+			direct = 1;
+			if(uid && !strstr ((char*)db, "uid") &&
+						!strstr((char*)db, "UID")){
+				ldb = (char*)emalloc(strlen(db) + strlen(uid) + strlen(pwd) + 12);
+				sprintf(ldb, "%s;UID=%s;PWD=%s", db, uid, pwd);
+			}else{
+				ldb = (char*)emalloc(strlen(db) + 1);
+				strcat(ldb, db);
+			}
+		}
+
+		if(direct)
+			rc = SQLDriverConnect((*conn)->hdbc, NULL, ldb, strlen(ldb), dsnbuf, 300,
+									&dsnbuflen, SQL_DRIVER_NOPROMPT);
+		else
+			rc = SQLConnect((*conn)->hdbc, db, SQL_NTS, uid, SQL_NTS, pwd, SQL_NTS);
+		if(ldb)
+			efree(ldb);
+	}
+#else
+	rc = SQLConnect((*conn)->hdbc, db, SQL_NTS, uid, SQL_NTS, pwd, SQL_NTS);
+#endif
+#endif
+	if(rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO){
+		ODBC_SQL_ERROR((*conn)->hdbc, SQL_NULL_HSTMT, "SQLConnect");
+		SQLFreeConnect((*conn)->hdbc);
+		pefree((*conn), persistent);
+		return FALSE;
+	}
+	(*conn)->open = 1;
+	return TRUE;
+}
+/* Persistent connections: two list-types le_pconn, le_conn and a plist
+ * where hashed connection info is stored together with index pointer to
+ * the actual link of type le_pconn in the list. Only persistent 
+ * connections get hashed up. Normal connections use existing pconnections.
+ * Maybe this has to change with regard to transactions on pconnections?
+ * Possibly set autocommit to on on request shutdown.
+ *
+ * We do have to hash non-persistent connections, and reuse connections.
+ * In the case where two connects were being made, without closing the first
+ * connect, access violations were occuring.  This is because some of the
+ * "globals" in this module should actualy be per-connection variables.  I
+ * simply fixed things to get them working for now.  Shane
+ */
+void odbc_do_connect(INTERNAL_FUNCTION_PARAMETERS, int persistent)
+{
+	char    *db = NULL;
+	char    *uid = NULL;
+	char    *pwd = NULL;
+	pval *pv_db, *pv_uid, *pv_pwd, *pv_opt;
+	odbc_connection *db_conn;
+	char *hashed_details;
+	int hashed_len, len, cur_opt;
+	ODBCLS_FETCH();
+	PLS_FETCH();
+
+	/*  Now an optional 4th parameter specifying the cursor type
+	 *  defaulting to the cursors default
+	 */
+	switch(ARG_COUNT(ht)) {
+		case 3:	
+			if (getParameters(ht, 3, &pv_db, &pv_uid, &pv_pwd) == FAILURE) {
+				WRONG_PARAM_COUNT;
+			}
+			/* Use Default: Probably a better way to do this */
+			cur_opt = SQL_CUR_DEFAULT;
+			break;
+		case 4:
+			if (getParameters(ht, 4, &pv_db, &pv_uid, &pv_pwd, &pv_opt) == FAILURE) {
+				WRONG_PARAM_COUNT;
+			}
+			convert_to_long(pv_opt);
+			cur_opt = pv_opt->value.lval;
+
+			/* Confirm the cur_opt range */
+			if (! (cur_opt == SQL_CUR_USE_IF_NEEDED || 
+				cur_opt == SQL_CUR_USE_ODBC || 
+				cur_opt == SQL_CUR_USE_DRIVER || 
+				cur_opt == SQL_CUR_DEFAULT) ) {
+				php_error(E_WARNING, "odbc: Invalid Cursor type (%d)", cur_opt);
+				RETURN_FALSE;
+			}
+			break;
+		default:
+			WRONG_PARAM_COUNT;
+			break;
+	}
+
+	convert_to_string(pv_db);
+	convert_to_string(pv_uid);
+	convert_to_string(pv_pwd);
+
+	db = pv_db->value.str.val;
+	uid = pv_uid->value.str.val;
+	pwd = pv_pwd->value.str.val;
+
+	if (ODBCG(allow_persistent) <= 0) {
+		persistent = 0;
+	}
+
+	len = strlen(db) + strlen(uid) + strlen(pwd) + sizeof(ODBC_TYPE) - 1 + 5;
+	hashed_details = emalloc(len);
+
+	if (hashed_details == NULL) {
+		php_error(E_WARNING, "Out of memory");
+		RETURN_FALSE;
+	}
+
+	hashed_len = php_sprintf(hashed_details, "%s_%s_%s_%s_%d", ODBC_TYPE, db, uid, pwd, cur_opt);
+
+	/* FIXME the idea of checking to see if our connection is already persistent
+		is good, but it adds a lot of overhead to non-persistent connections.  We
+		should look and see if we can fix that somehow */
+	/* try to find if we already have this link in our persistent list,
+	 * no matter if it is to be persistent or not
+	 */
+
+	if(persistent){
+		list_entry *le;
+		
+		if(zend_hash_find(plist, hashed_details, hashed_len + 1, (void **) &le)
+		  					== FAILURE) { /* the link is not in the persistent list */
+			list_entry new_le;
+			
+			if(ODBCG(max_links) != -1 && ODBCG(num_links) >= ODBCG(max_links)){
+				php_error(E_WARNING, "odbc: Too many open links (%d)", ODBCG(num_links));
+				efree(hashed_details);
+				RETURN_FALSE;
+			}
+			if(ODBCG(max_persistent) != -1 && ODBCG(num_persistent) >= ODBCG(max_persistent)){
+				php_error(E_WARNING,"odbc: Too many open persistent links (%d)", ODBCG(num_persistent));
+				efree(hashed_details);
+				RETURN_FALSE;
+			}
+			
+			if(!odbc_sqlconnect(&db_conn, db, uid, pwd, cur_opt, 1 ODBCLS_CC)){
+				efree(hashed_details);
+				RETURN_FALSE;
+			}
+			
+			new_le.type = le_pconn;
+			new_le.ptr = db_conn;
+			if(zend_hash_update(plist, hashed_details, hashed_len + 1, &new_le,
+						sizeof(list_entry), NULL) == FAILURE){
+				free(db_conn);
+				efree(hashed_details);
+				RETURN_FALSE;
+			}
+			ODBCG(num_persistent)++;
+			ODBCG(num_links)++;
+		}else{ /* found connection */
+			if(le->type != le_pconn){
+				RETURN_FALSE;
+			}
+			/* XXX we should ensure that the connection is still available */
+			db_conn = (odbc_connection *)le->ptr;
+		}
+		ZEND_REGISTER_RESOURCE(return_value, db_conn, le_pconn);
+	}else{ /* non persistent */
+		list_entry *index_ptr, new_index_ptr;
+		void *ptr;
+		
+		if(zend_hash_find(list, hashed_details, hashed_len + 1, 
+					(void **) &index_ptr) == SUCCESS){
+			int type, conn_id;
+			void *ptr;		
+			if(index_ptr->type != le_index_ptr){
+				RETURN_FALSE;
+			}
+			conn_id = (int)index_ptr->ptr;
+			ptr = zend_list_find(conn_id, &type);   /* check if the connection is still there */
+			if(ptr && (type == le_conn || type == le_pconn)) {
+				zend_list_addref(conn_id);
+				return_value->value.lval = conn_id;
+				return_value->type = IS_RESOURCE;
+				efree(hashed_details);
+				return;
+			}else{
+				zend_hash_del(list, hashed_details, hashed_len + 1);
+			}
+		}
+		if(ODBCG(max_links) != -1 && ODBCG(num_links) >= ODBCG(max_links)){
+			php_error(E_WARNING,"ODBC:  Too many open connections (%d)",ODBCG(num_links));
+			efree(hashed_details);
+			RETURN_FALSE;
+		}
+
+		if(!odbc_sqlconnect(&db_conn, db, uid, pwd, cur_opt, 0 ODBCLS_CC)){
+			efree(hashed_details);
+			RETURN_FALSE;
+		}
+		ZEND_REGISTER_RESOURCE(return_value, db_conn, le_conn);
+		new_index_ptr.ptr = (void *) return_value->value.lval;
+		new_index_ptr.type = le_index_ptr;
+		if(zend_hash_update(list, hashed_details, hashed_len + 1, (void *) &new_index_ptr,
+				   sizeof(list_entry), NULL) == FAILURE){
+			efree(hashed_details);
+			RETURN_FALSE;
+		}
+		ODBCG(num_links)++;
+	}
+	efree(hashed_details);
+}
+
+/* {{{ proto void odbc_close(int connection_id)
+   Close an ODBC connection */
+PHP_FUNCTION(odbc_close)
+{
+	pval *pv_conn;
+	odbc_connection *conn;
+	int ind;
+	ODBCLS_FETCH();
+
+    if (getParameters(ht, 1, &pv_conn) == FAILURE) {
+		WRONG_PARAM_COUNT;
+	}
+
+	conn = (odbc_connection *) zend_fetch_resource_ex(pv_conn, -1, "ODBC connection", 2, le_conn, le_pconn);
+	ZEND_VERIFY_RESOURCE(conn);
+	
+	zend_list_delete(pv_conn->value.lval);
+}
+/* }}} */
+
+/* {{{ proto int odbc_num_rows(int result_id)
+   Get number of rows in a result */
+PHP_FUNCTION(odbc_num_rows)
+{
+	odbc_result *result;
+	SDWORD rows;
+	pval *pv_res;
+	
+	if(getParameters(ht, 1, &pv_res) == FAILURE){
+		WRONG_PARAM_COUNT;
+	}            
+
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+	SQLRowCount(result->stmt, &rows);
+	RETURN_LONG(rows);
+}
+/* }}} */
+
+/* {{{ proto int odbc_num_fields(int result_id)
+   Get number of columns in a result */
+PHP_FUNCTION(odbc_num_fields)
+{
+	odbc_result   *result;
+	pval     *pv_res;
+
+ 	if(getParameters(ht, 1, &pv_res) == FAILURE){
+		WRONG_PARAM_COUNT;
+	}                            
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result); 
+	RETURN_LONG(result->numcols);
+}
+/* }}} */
+
+/* {{{ proto string odbc_field_name(int result_id, int field_number)
+   Get a column name */
+PHP_FUNCTION(odbc_field_name)
+{
+	odbc_result       *result;
+	pval     *pv_res, *pv_num;
+	
+	if(getParameters(ht, 2, &pv_res, &pv_num) == FAILURE) {
+		WRONG_PARAM_COUNT;
+	}
+		
+	convert_to_long(pv_num);
+	
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+	
+	if(result->numcols == 0){
+		php_error(E_WARNING, "No tuples available at this result index");
+		RETURN_FALSE;
+	}
+	
+	if(pv_num->value.lval > result->numcols){
+		php_error(E_WARNING, "Field index larger than number of fields");
+		RETURN_FALSE;
+	}
+	
+	if(pv_num->value.lval < 1){
+		php_error(E_WARNING, "Field numbering starts at 1");
+		RETURN_FALSE;
+	}
+	
+	RETURN_STRING(result->values[pv_num->value.lval - 1].name, 1)
+}
+/* }}} */
+
+/* {{{ proto string odbc_field_type(int result_id, int field_number)
+   Get the datatype of a column */
+PHP_FUNCTION(odbc_field_type)
+{
+	odbc_result	*result;
+	char    	tmp[32];
+	SWORD   	tmplen;
+	pval     *pv_res, *pv_num;
+
+	if(getParameters(ht, 2, &pv_res, &pv_num) == FAILURE) {
+		WRONG_PARAM_COUNT;
+	}
+
+	convert_to_long(pv_num);
+
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+
+	if(result->numcols == 0){
+		php_error(E_WARNING, "No tuples available at this result index");
+		RETURN_FALSE;
+	}
+	
+	if(pv_num->value.lval > result->numcols){
+		php_error(E_WARNING, "Field index larger than number of fields");
+		RETURN_FALSE;
+	}
+
+	if(pv_num->value.lval < 1){
+		php_error(E_WARNING, "Field numbering starts at 1");
+		RETURN_FALSE;
+	}
+
+	SQLColAttributes(result->stmt, (UWORD)pv_num->value.lval,
+					 SQL_COLUMN_TYPE_NAME, tmp, 31, &tmplen, NULL);
+	RETURN_STRING(tmp,1)
+}
+/* }}} */
+
+/* {{{ proto int odbc_field_len(int result_id, int field_number)
+   Get the length of a column */   
+PHP_FUNCTION(odbc_field_len)
+{
+	odbc_result *result;
+	SDWORD len;
+	pval *pv_res, *pv_num;
+
+	if(getParameters(ht, 2, &pv_res, &pv_num) == FAILURE) {
+		WRONG_PARAM_COUNT;
+	}
+
+	convert_to_long(pv_num);
+
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+
+	if(result->numcols == 0){
+		php_error(E_WARNING, "No tuples available at this result index");
+		RETURN_FALSE;
+	}
+
+	if(pv_num->value.lval > result->numcols){
+		php_error(E_WARNING, "Field index larger than number of fields");
+		RETURN_FALSE;
+	}
+
+	if(pv_num->value.lval < 1){
+		php_error(E_WARNING, "Field numbering starts at 1");
+		RETURN_FALSE;
+	}
+
+	SQLColAttributes(result->stmt, (UWORD)pv_num->value.lval, 
+					 SQL_COLUMN_PRECISION, NULL, 0, NULL, &len);
+	
+	RETURN_LONG(len);
+}
+/* }}} */
+
+/* {{{ proto int odbc_field_num(int result_id, string field_name)
+   Return column number */
+PHP_FUNCTION(odbc_field_num)
+{
+	int field_ind;
+	char *fname;
+	odbc_result *result;
+	int i;
+	pval *pv_res, *pv_name;
+
+	if(getParameters(ht, 2, &pv_res, &pv_name) == FAILURE) {
+		WRONG_PARAM_COUNT;
+	}
+	
+	convert_to_string(pv_name);
+	fname = pv_name->value.str.val;
+	
+	ZEND_FETCH_RESOURCE(result, odbc_result *, pv_res, -1, "ODBC result", le_result);
+	
+	if(result->numcols == 0){
+		php_error(E_WARNING, "No tuples available at this result index");
+		RETURN_FALSE;
+	}
+		
+	field_ind = -1;
+	for(i = 0; i < result->numcols; i++){
+		if(strcasecmp(result->values[i].name, fname) == 0)
+			field_ind = i + 1;
+		}
+	
+	if(field_ind == -1)
+		RETURN_FALSE;
+	RETURN_LONG(field_ind);
+}
+/* }}} */
+
+/* {{{ proto int odbc_autocommit(int connection_id, [int OnOff])
+   Toggle autocommit mode or get status
+   There can be problems with pconnections!*/
+PHP_FUNCTION(odbc_autocommit)
+{
+	odbc_connection *conn;
+	RETCODE rc;
+	pval *pv_conn, *pv_onoff = NULL;
+	int argc;
+
+	argc = ARG_COUNT(ht);
+	if(argc == 2){
+		if(getParameters(ht, 2, &pv_conn, &pv_onoff) == FAILURE) {
+			WRONG_PARAM_COUNT;
+		}
+	}else if(argc == 1){
+		if(getParameters(ht, 1, &pv_conn) == FAILURE){
+			WRONG_PARAM_COUNT;
+		}
+	}else{
+		WRONG_PARAM_COUNT;
+	}
+
+	conn = (odbc_connection *) zend_fetch_resource_ex(pv_conn, -1, "ODBC connection", 2, le_conn, le_pconn);
+	ZEND_VERIFY_RESOURCE(conn);
+		
+	if(pv_onoff){
+		convert_to_long(pv_onoff);
+		rc = SQLSetConnectOption(conn->hdbc, SQL_AUTOCOMMIT,
+								 (pv_onoff->value.lval) ?
+								 SQL_AUTOCOMMIT_ON : SQL_AUTOCOMMIT_OFF);
+		if(rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO){
+			ODBC_SQL_ERROR(conn->hdbc, SQL_NULL_HSTMT, "Set autocommit");
+			RETURN_FALSE;
+		}
+		RETVAL_TRUE;
+	}else{
+		SDWORD status;
+
+		rc = SQLGetConnectOption(conn->hdbc, SQL_AUTOCOMMIT, (PTR)&status);
+		if (rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO){
+			ODBC_SQL_ERROR(conn->hdbc, SQL_NULL_HSTMT, "Get commit status");
+			RETURN_FALSE;
+		}
+		RETVAL_LONG((long)status);
+	}
+}
+/* }}} */
+
+/* {{{ proto int odbc_commit(int connection_id)
+   Commit an ODBC transaction */
+PHP_FUNCTION(odbc_commit)
+{
+	odbc_transact(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
+}
+/* }}} */
+
+/* {{{ proto int odbc_rollback(int connection_id)
+   Rollback a transaction */
+PHP_FUNCTION(odbc_rollback)
+{
+	odbc_transact(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
+}
+/* }}} */
+
+
+/* {{{ proto int odbc_setoption(int conn_id|result_id, int which, int option, int value)
+   Sets connection or statement options */
+/* This one has to be used carefully. We can't allow to set connection options for
+   persistent connections. I think that SetStmtOption is of little use, since most
+   of those can only be specified before preparing/executing statements.
+   On the other hand, they can be made connection wide default through SetConnectOption
+   - but will be overidden by calls to SetStmtOption() in odbc_prepare/odbc_do
+*/
+PHP_FUNCTION(odbc_setoption)
+{
+	odbc_connection *conn;
+	odbc_result	*result;
+	RETCODE rc;
+	pval *arg1, *arg2, *arg3, *arg4;
+
+ 	if ( getParameters(ht, 3, &arg1, &arg2, &arg3, &arg4) == FAILURE) {
+		WRONG_PARAM_COUNT;
+	}                            
+ 
+	convert_to_long(arg2);
+	convert_to_long(arg3);
+	convert_to_long(arg4);
+
+	switch (arg2->value.lval) {
+		case 1:		/* SQLSetConnectOption */
+			conn = (odbc_connection *) zend_fetch_resource_ex(arg1, -1, "ODBC connection",
+					2, le_conn, le_pconn);
+			ZEND_VERIFY_RESOURCE(conn);
+			if(conn->persistent){
+				php_error(E_WARNING, "Can't set option for persistent connection");
+				RETURN_FALSE;
+			}
+			rc = SQLSetConnectOption(conn->hdbc, (unsigned short)(arg3->value.lval), (arg4->value.lval));
+			if (rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO){
+				ODBC_SQL_ERROR(conn->hdbc, SQL_NULL_HSTMT, "SetConnectOption");
+				RETURN_FALSE;
+			}
+			break;
+		case 2:		/* SQLSetStmtOption */
+			ZEND_FETCH_RESOURCE(result, odbc_result *, arg1, -1, "ODBC result", le_result);
+			
+			rc = SQLSetStmtOption(result->stmt, (unsigned short)(arg3->value.lval), (arg4->value.lval));
+			if (rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO){
+				ODBC_SQL_ERROR(result->conn_ptr->hdbc, result->stmt, "SetStmtOption");
+				RETURN_FALSE;
+			}
+			break;
+		default:
+			php_error(E_WARNING, "Unknown option type");
+			RETURN_FALSE;
+			break;
+	}
+
+	RETURN_TRUE;
+}
+/* }}} */
+
+#endif /* HAVE_UODBC */
+
+/*
+ * Local variables:
+ * tab-width: 4
+ * c-basic-offset: 4
+ * End:
+ */