VCOM:VectorWorks:Filing:IRawOSFile::::Read: Difference between revisions

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Latest revision as of 14:58, 12 August 2013

.SDK|SDK ..SDK:Types|SDK Types ..VCOM:VCOM (Vectorworks Component Object Model)|VCOM Basics ..VCOM:Class Reference|VCOM Class Reference

Description

namespace VectorWorks::Filing

Member of VCOM:VectorWorks:Filing:IRawOSFile

Read bytes from previosly opened file for reading. 

virtual VCOMError VCOM_CALLTYPE Read(
                   Uint64    position,
                   Uint64&   inoutSize,
                   void*     pOutBuffer) = 0;

Parameters

position Uint64 File offset from which the first byte of the sequence will be read.
inoutSize Uint64& In out parameter. Receives number of bytes that is to be read. Returns the number of bytes actually read.
pOutBuffer void* Pointer to memory that will receive the bytes that has been read.

Return Value

Uses standard VCOM Error Reporting.

Return value meaning:

kVCOMError_NotInitialized Bad VCOM instance used to call the fuction.
kVCOMError_Failed Routine failed.

See Also

VCOM:VectorWorks:Filing:IFolderIdentifier | VCOM:VectorWorks:Filing:IFileIdentifier | VCOM:VectorWorks:Filing:IRawOSFile

[[VCOM:VectorWorks:Filing:IFolderIdentifier]] | [[VCOM:VectorWorks:Filing:IFileIdentifier]] | [[VCOM:VectorWorks:Filing:IRawOSFile]]
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