added amb1377 - binary sql functions

--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%401918

core/smn_database.cpp

@@ -644,6 +644,11 @@ static cell_t SQL_FastQuery(IPluginContext *pContext, const cell_t *params)
 	char *query;
 	pContext->LocalToString(params[2], &query);
 
+	if (params[0] >= 3 && params[3] != -1)
+	{
+		return db->DoSimpleQueryEx(query, params[3]) ? 1 : 0;
+	}
+
 	return db->DoSimpleQuery(query) ? 1 : 0;
 }
 
@@ -661,7 +666,16 @@ static cell_t SQL_Query(IPluginContext *pContext, const cell_t *params)
 	char *query;
 	pContext->LocalToString(params[2], &query);
 
-	IQuery *qr = db->DoQuery(query);
+	IQuery *qr;
+	
+	if (params[0] >= 3 && params[3] != -1)
+	{
+		qr = db->DoQueryEx(query, params[3]);
+	}
+	else
+	{
+		qr = db->DoQuery(query);
+	}
 
 	if (!qr)
 	{

extensions/mysql/mysql/MyDatabase.cpp

@@ -226,6 +226,37 @@ IQuery *MyDatabase::DoQuery(const char *query)
 	return new MyQuery(this, res);
 }
 
+bool MyDatabase::DoSimpleQueryEx(const char *query, size_t len)
+{
+	IQuery *pQuery = DoQueryEx(query, len);
+	if (!pQuery)
+	{
+		return false;
+	}
+	pQuery->Destroy();
+	return true;
+}
+
+IQuery *MyDatabase::DoQueryEx(const char *query, size_t len)
+{
+	if (mysql_real_query(m_mysql, query, len) != 0)
+	{
+		return NULL;
+	}
+
+	MYSQL_RES *res = NULL;
+	if (mysql_field_count(m_mysql))
+	{
+		res = mysql_store_result(m_mysql);
+		if (!res)
+		{
+			return NULL;
+		}
+	}
+
+	return new MyQuery(this, res);
+}
+
 IPreparedQuery *MyDatabase::PrepareQuery(const char *query, char *error, size_t maxlength, int *errCode)
 {
 	MYSQL_STMT *stmt = mysql_stmt_init(m_mysql);

extensions/mysql/mysql/MyDatabase.h

@@ -58,6 +58,8 @@ public: //IDatabase
 	void UnlockFromFullAtomicOperation();
 	void IncReferenceCount();
 	IDBDriver *GetDriver();
+	bool DoSimpleQueryEx(const char *query, size_t len);
+	IQuery *DoQueryEx(const char *query, size_t len);
 public:
 	const DatabaseInfo &GetInfo();
 private:

extensions/sqlite/driver/SqDatabase.cpp

@@ -160,7 +160,36 @@ IQuery *SqDatabase::DoQuery(const char *query)
 	return pQuery;
 }
 
-IPreparedQuery *SqDatabase::PrepareQuery(const char *query, char *error, size_t maxlength, int *errCode/* =NULL */)
+bool SqDatabase::DoSimpleQueryEx(const char *query, size_t len)
+{
+	IQuery *pQuery = DoQueryEx(query, len);
+	if (!pQuery)
+	{
+		return false;
+	}
+	pQuery->Destroy();
+	return true;
+}
+
+IQuery *SqDatabase::DoQueryEx(const char *query, size_t len)
+{
+	IPreparedQuery *pQuery = PrepareQueryEx(query, len, NULL, 0, NULL);
+	if (!pQuery)
+	{
+		return NULL;
+	}
+	if (!pQuery->Execute())
+	{
+		pQuery->Destroy();
+		return NULL;
+	}
+	return pQuery;
+}
+
+IPreparedQuery *SqDatabase::PrepareQuery(const char *query, 
+										 char *error, 
+										 size_t maxlength, 
+										 int *errCode/* =NULL */)
 {
 	sqlite3_stmt *stmt = NULL;
 	if ((m_LastErrorCode = sqlite3_prepare_v2(m_sq3, query, -1, &stmt, NULL)) != SQLITE_OK
@@ -179,12 +208,34 @@ IPreparedQuery *SqDatabase::PrepareQuery(const char *query, char *error, size_t
 			strncopy(error, msg, maxlength);
 		}
 		m_LastError.assign(msg);
-		#if 0 /* This didn't really seem like a good idea... */
-		if (stmt)
+		return NULL;
+	}
+	return new SqQuery(this, stmt);
+}
+
+IPreparedQuery *SqDatabase::PrepareQueryEx(const char *query, 
+										   size_t len, 
+										   char *error, 
+										   size_t maxlength, 
+										   int *errCode/* =NULL */)
+{
+	sqlite3_stmt *stmt = NULL;
+	if ((m_LastErrorCode = sqlite3_prepare_v2(m_sq3, query, len, &stmt, NULL)) != SQLITE_OK
+		|| !stmt)
+	{
+		const char *msg;
+		if (m_LastErrorCode != SQLITE_OK)
 		{
-			sqlite3_finalize(stmt);
+			msg = sqlite3_errmsg(m_sq3);
+		} else {
+			msg = "Invalid query string";
+			m_LastErrorCode = SQLITE_ERROR;
 		}
-		#endif
+		if (error)
+		{
+			strncopy(error, msg, maxlength);
+		}
+		m_LastError.assign(msg);
 		return NULL;
 	}
 	return new SqQuery(this, stmt);

extensions/sqlite/driver/SqDatabase.h

@@ -46,6 +46,7 @@ public:
 	bool DoSimpleQuery(const char *query);
 	IQuery *DoQuery(const char *query);
 	IPreparedQuery *PrepareQuery(const char *query, char *error, size_t maxlength, int *errCode=NULL);
+	IPreparedQuery *PrepareQueryEx(const char *query, size_t len, char *error, size_t maxlength, int *errCode=NULL);
 	bool QuoteString(const char *str, char buffer[], size_t maxlen, size_t *newSize);
 	unsigned int GetAffectedRows();
 	unsigned int GetInsertID();
@@ -53,6 +54,8 @@ public:
 	void UnlockFromFullAtomicOperation();
 	void IncReferenceCount();
 	IDBDriver *GetDriver();
+	bool DoSimpleQueryEx(const char *query, size_t len);
+	IQuery *DoQueryEx(const char *query, size_t len);
 public:
 	sqlite3 *GetDb();
 private:

plugins/include/dbi.inc

@@ -277,11 +277,14 @@ stock bool:SQL_QuoteString(Handle:database,
  *
  * @param database		A database Handle.
  * @param query			Query string.
+ * @param len			Optional parameter to specify the query length, in 
+ *						bytes.  This can be used to send binary queries that 
+ * 						have a premature terminator.
  * @return				True if query succeeded, false otherwise.  Use
  *						SQL_GetError to find the last error.
  * @error				Invalid database Handle.
  */
-native bool:SQL_FastQuery(Handle:database, const String:query[]);
+native bool:SQL_FastQuery(Handle:database, const String:query[], len=-1);
 
 /**
  * Executes a simple query and returns a new query Handle for
@@ -289,11 +292,14 @@ native bool:SQL_FastQuery(Handle:database, const String:query[]);
  *
  * @param database		A database Handle.
  * @param query			Query string.
+ * @param len			Optional parameter to specify the query length, in 
+ *						bytes.  This can be used to send binary queries that 
+ * 						have a premature terminator.
  * @return				A new Query Handle on success, INVALID_HANDLE
  *						otherwise.  The Handle must be freed with CloseHandle().
  * @error				Invalid database Handle.
  */
-native Handle:SQL_Query(Handle:database, const String:query[]);
+native Handle:SQL_Query(Handle:database, const String:query[], len=-1);
 
 /**
  * Creates a new prepared statement query.  Prepared statements can

public/IDBDriver.h

@@ -42,7 +42,7 @@
  */
 
 #define SMINTERFACE_DBI_NAME		"IDBI"
-#define SMINTERFACE_DBI_VERSION		5
+#define SMINTERFACE_DBI_VERSION		6
 
 namespace SourceMod
 {
@@ -547,6 +547,32 @@ namespace SourceMod
 		 * This function is thread safe.
 		 */
 		virtual IDBDriver *GetDriver() =0;
+
+		/**
+		 * @brief Prepares and executes a binary query in one step, and discards
+		 * any return data.
+		 *
+		 * This function is not thread safe and must be included in any locks.
+		 *
+		 * @param query			Query string.
+		 * @param length		Length of query string.
+		 * @return				True on success, false otherwise.
+		 */
+		virtual bool DoSimpleQueryEx(const char *query, size_t len) =0;
+
+		/**
+		 * @brief Prepares and executes a binary query in one step, and returns
+		 * the resultant data set.
+		 *
+		 * Note: If a query contains more than one result set, each
+		 * result set must be processed before a new query is started.
+		 *
+		 * This function is not thread safe and must be included in any locks.
+		 *
+		 * @param query			Query string.
+		 * @return				IQuery pointer on success, NULL otherwise.
+		 */
+		virtual IQuery *DoQueryEx(const char *query, size_t len) =0;
 	};
 
 	/**