8.Function specifications/list

Table 8.1 List of file system library functions

function		function name	number
directory operations
	Initializing the file system	GFS_Init	1.1
	Load directory information	GFS_LoadDir	1.2
	Setting the current directory	GFS_SetDir	1.3
	Convert file name to file identifier	GFS_NameToId	1.4
	Converting an identifier to a file name	GFS_IdToName	1.5
	Get directory information	GFS_GetDirInfo	1.6
	Resetting the file system	GFS_Reset	1.7
File operations
	Open file	GFS_Open	2.1
	Close file	GFS_Close	2.2
	Moving the access point	GFS_Seek	2.3
	Get access pointer	GFS_Tell	2.4
	Check for end of file	GFS_IsEof	2.5
	Conversion from byte length to sector length	GFS_ByteToSct	2.6
	Get file size	GFS_GetFileSize	2.7
	Get file information	GFS_GetFileInfo	2.8
	Obtaining the number of sectors in the CD buffer partition	GFS_GetNumCdbuf	2.9
Completion return type read
	Batch loading files	GFS_Load	3.1
	Loading data	GFS_Fread	3.2
Read with immediate return
	Start loading data	GFS_NwFread	4.1
	Start reading ahead into CD buffer	GFS_NwCdRead	4.2
	Checking for completion of access operation	GFS_NwIsComplete	4.3
	Canceling access operation	GFS_NwStop	4.4
	Get current access status	GFS_NwGetStat	4.5
	Executing access operations on a file-by-file basis	GFS_NwExecOne	4.6
	Performing multiple file access operations	GFS_NwExecServer	4.7
Load parameter settings
	Setting the retrieval mode (resident/discard)	GFS_SetGmode	5.1
	Transfer mode settings (software/DMA, etc.)	GFS_SetTmode	5.2
	Setting the amount read into the CD buffer	GFS_SetReadPara	5.3
	Setting the transfer amount from the CD buffer	GFS_SetTransPara	5.4
	Registering a transfer function	GFS_SetTrFunc	5.5
	Transfer start in transfer function	GFS_StartTrans	5.6
others
	Moving the CD pickup	GFS_CdMovePickup	6.1
	Configuring error handling functions	GFS_SetErrFunc	6.2
	Get error status	GFS_GetErrStat	6.3
	Track number conversion	GFS_ConvTno	6.4