MFS READ: Difference between revisions
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The current file position is advanced by the number of bytes read. | The current file position is advanced by the number of bytes read. | ||
[[Category:IFS Interfaces]] | |||
Latest revision as of 21:29, 20 November 2019
Read the specified number of bytes from the file to a buffer location.
Syntax
int far pascal MFS_READ(pcData, pusLength)
Parameters
- pcData
- is a pointer to the data area to be read into. The data area is guaranteed to be below the 1-Meg boundary.
- pusLength
- is a pointer to a word which on entry specifies the number of bytes to be read. On return, it is filled in by the mini-FSD with the number of bytes successfully read.
Returns
If no error is detected, a zero error code is returned. If an error is detected, a non-zero error code is returned.
Sample
char far * pcData; unsigned long far * pusLength; int far pascal MFS_READ(pcData, pusLength)
Remarks
The current file position is advanced by the number of bytes read.