8. Function specifications / list

Table 8.1 File system library function list

function		Function name	number
Directory manipulation
	File system initialization	GFS_Init	1.1
	Read directory information	GFS_LoadDir	1.2
	Current directory settings	GFS_SetDir	1.3 1.3
	Convert file name to file identifier	GFS_NameToId	1.4
	Conversion from identifier to filename	GFS_IdToName	1.5
	Get directory information	GFS_GetDirInfo	1.6
	File system reset	GFS_Reset	1.7 1.7
File operations
	Open file	GFS_Open	2.1
	File close	GFS_Close	2.2
	Move access pointer	GFS_Seek	2.3
	Get access pointer	GFS_Tell	2.4
	Checking the end of the file	GFS_IsEof	2.5
	Conversion from byte length to sector length	GFS_ByteToSct	2.6
	Get file size	GFS_GetFileSize	2.7 2.7
	Get file information	GFS_GetFileInfo	2.8
	Get the number of sectors in the CD buffer partition	GFS_GetNumCdbuf	2.9
Completion return type reading
	Bulk reading of files	GFS_Load	3.1 3.1
	Read data	GFS_Fread	3.2
Immediate return type read
	Start reading data	GFS_NwFread	4.1
	Start look-ahead to CD buffer	GFS_NwCdRead	4.2
	Checking the completion of access operation	GFS_NwIsComplete	4.3
	Stop access operation	GFS_NwStop	4.4
	Get current access status	GFS_NwGetStat	4.5
	Execution of access operation on a file-by-file basis	GFS_NwExecOne	4.6
	Performing multiple file access actions	GFS_NwExecServer	4.7
Read parameter settings
	Eject mode setting (resident / discard)	GFS_SetGmode	5.1
	Transfer mode setting (software / DMA, etc.)	GFS_SetTmode	5.2.
	Setting the amount of reading to the CD buffer	GFS_SetReadPara	5.3 5.3
	Setting the transfer amount from the CD buffer	GFS_SetTransPara	5.4
	Transfer function registration	GFS_SetTrFunc	5.5 5.5
	Start transfer in transfer function	GFS_StartTrans	5.6
others
	Moving the CD pickup	GFS_CdMovePickup	6.1
	Error handling function settings	GFS_SetErrFunc	6.2.
	Getting error status	GFS_GetErrStat	6.3
	Track number conversion	GFS_ConvTno	6.4