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Adding function to set transaction locking and isolation.

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This commit is contained in:
Frank M. Kromann
2001-09-04 21:51:11 +00:00
parent 9a5fdae381
commit a219643b2b
2 changed files with 54 additions and 8 deletions
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61
ext/fbsql/php_fbsql.c
View File

@@ -155,6 +155,17 @@ struct PHPFBLink
#define FBSQL_NUM 1<<1
#define FBSQL_BOTH (FBSQL_ASSOC|FBSQL_NUM)
#define FBSQL_LOCK_DEFERRED 0
#define FBSQL_LOCK_OPTIMISTIC 1
#define FBSQL_LOCK_PESSIMISTIC 2 // default
#define FBSQL_ISO_READ_UNCOMMITED 0
#define FBSQL_ISO_READ_NCOMMITED 1
#define FBSQL_ISO_REPEATABLE_READ 2
#define FBSQL_ISO_SERIALIZABLE 3 // default
#define FBSQL_ISO_VERSIONED 4
/* {{{ fbsql_functions[]
*/
function_entry fbsql_functions[] = {
@@ -196,6 +207,7 @@ function_entry fbsql_functions[] = {
PHP_FE(fbsql_field_flags, NULL)
/* Fontbase additions: */
PHP_FE(fbsql_set_transaction, NULL)
PHP_FE(fbsql_autocommit, NULL)
PHP_FE(fbsql_commit, NULL)
PHP_FE(fbsql_rollback, NULL)
@@ -376,6 +388,18 @@ PHP_MINIT_FUNCTION(fbsql)
REGISTER_LONG_CONSTANT("FBSQL_ASSOC", FBSQL_ASSOC, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FBSQL_NUM", FBSQL_NUM, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FBSQL_BOTH", FBSQL_BOTH, CONST_CS | CONST_PERSISTENT);
/* Register Transaction constants */
REGISTER_LONG_CONSTANT("FBSQL_LOCK_DEFERRED", FBSQL_LOCK_DEFERRED, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FBSQL_LOCK_OPTIMISTIC", FBSQL_LOCK_OPTIMISTIC, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FBSQL_LOCK_PESSIMISTIC", FBSQL_LOCK_PESSIMISTIC, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FBSQL_ISO_READ_UNCOMMITED", FBSQL_ISO_READ_UNCOMMITED, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FBSQL_ISO_READ_NCOMMITED", FBSQL_ISO_READ_NCOMMITED, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FBSQL_ISO_REPEATABLE_READ", FBSQL_ISO_REPEATABLE_READ, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FBSQL_ISO_SERIALIZABLE ", FBSQL_ISO_SERIALIZABLE, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("FBSQL_ISO_VERSIONED", FBSQL_ISO_VERSIONED, CONST_CS | CONST_PERSISTENT);
return SUCCESS;
}
@@ -425,8 +449,6 @@ PHP_MINFO_FUNCTION(fbsql)
DISPLAY_INI_ENTRIES();
}
/* {{{ php_fbsql_do_connect
*/
static void php_fbsql_do_connect(INTERNAL_FUNCTION_PARAMETERS, int persistant)
{
PHPFBLink* phpLink;
@@ -574,7 +596,6 @@ static void php_fbsql_do_connect(INTERNAL_FUNCTION_PARAMETERS, int persistant)
}
php_fbsql_set_default_link(return_value->value.lval TSRMLS_CC);
}
/* }}} */
int phpfbFetchRow(PHPFBResult* result, int row)
{
@@ -653,8 +674,6 @@ PHP_FUNCTION(fbsql_close)
}
/* }}} */
/* {{{ php_fbsql_select_db
*/
static int php_fbsql_select_db(char *databaseName, PHPFBLink *link TSRMLS_DC)
{
unsigned port;
@@ -713,10 +732,7 @@ static int php_fbsql_select_db(char *databaseName, PHPFBLink *link TSRMLS_DC)
}
return 1;
}
/* }}} */
/* {{{ phpfbestrdup
*/
void phpfbestrdup(const char * s, int* length, char** value)
{
int l = s?strlen(s):0;
@@ -731,6 +747,35 @@ void phpfbestrdup(const char * s, int* length, char** value)
}
*length = l;
}
/* {{{ proto void fbsql_set_transaction(resource link_identifier, int Locking, int Isolation)
Set the transaction locking and isolation */
PHP_FUNCTION(fbsql_set_transaction)
{
PHPFBLink* phpLink = NULL;
FBCMetaData* md;
zval **fbsql_link_index = NULL, **Locking = NULL, **Isolation = NULL;
char strSQL[1024];
char *strLocking[] = {"DEFERRED", "OPTIMISTIC", "PESSIMISTIC"};
char *strIsolation[] = {"READ UNCOMMITED", "READ NCOMMITED", "REPEATABLE READ", "SERIALIZABLE", "VERSIONED"};
switch (ZEND_NUM_ARGS()) {
case 3:
if (zend_get_parameters_ex(3, &fbsql_link_index, &Locking, &Isolation)==FAILURE) {
RETURN_FALSE;
}
break;
default:
WRONG_PARAM_COUNT;
break;
}
ZEND_FETCH_RESOURCE2(phpLink, PHPFBLink *, fbsql_link_index, -1, "FrontBase-Link", le_link, le_plink);
sprintf(strSQL, "SET TRANSACTION LOCKING %s, ISOLATION %s;", strLocking[Z_LVAL_PP(Locking)], strIsolation[Z_LVAL_PP(Isolation)]);
md = fbcdcExecuteDirectSQL(phpLink->connection, strSQL);
fbcmdRelease(md);
}
/* }}} */
/* {{{ proto bool fbsql_autocommit(resource link_identifier [, bool OnOff])

1
ext/fbsql/php_fbsql.h
View File

@@ -76,6 +76,7 @@ PHP_FUNCTION(fbsql_field_table);
PHP_FUNCTION(fbsql_field_len);
PHP_FUNCTION(fbsql_field_type);
PHP_FUNCTION(fbsql_field_flags);
PHP_FUNCTION(fbsql_set_transaction);
PHP_FUNCTION(fbsql_autocommit);
PHP_FUNCTION(fbsql_commit);
PHP_FUNCTION(fbsql_rollback);