ARMEdit: HPC Services

HPC_ARMEDIT_FOPEN

`HPC_ARMEDIT_FOPEN` `(HPC &0105:&0007)`
	Open a RISC OS file

Data sent:	0	HPC service ID = &0105
	+2	reason code = &0007
	+4

Data returned:	0	return code
	+4

Use:	Open a RISC OS file. This is automatically closed when the PC is shutdown or reset, but it is better to close it when no longer required using HPC_ARMEDIT_CLOSE. A file opened using this call should not be closed using RISC OS routines directly.

Related services:

Data sent: Offset Size Description 0 2 HPC service ID. 2 2 Reason code = &0007. 4 4 -1 to open existing file, or initial size of file to create a new one. 8 4 Non-zero to automatically delete file when closed. 12 n Name of file to open. Data returned: Offset Size Description 0 4 Return code. 4 4 RISC OS file handle.

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