CARDWrite

C Specification

#include <revolution/card.h>

s32 CARDWrite(CARDFileInfo* fileInfo, const void* buf, s32 length, s32 offset);

Arguments

`fileInfo`	Pointer to the file info of the file to write. `fileInfo` must be valid file info that was initialized using the `CARD[Fast]Open` or `CARDCreate[Async]` function.
`buf`	Buffer address (32-byte alignment).
`length`	Number of bytes to write. The length must be a multiple of the card sector size returned by the `CARDGetSectorSize` function.
`offset`	The position of the file to start write. The offset must be a multiple of the card sector size returned by the `CARDGetSectorSize` function.

Return Values

One of the following codes:

CARD_RESULT_FATAL_ERROR CARD_RESULT_NOCARD CARD_RESULT_BUSY CARD_RESULT_NOFILE CARD_RESULT_NOPERM CARD_RESULT_IOERROR CARD_RESULT_LIMIT CARD_RESULT_CANCELED CARD_RESULT_READY

Description

Synchronously writes data to a file.

Note: This function is provided for debugging. Do not use in programs.

Revision History