FSFile_BufAssign()

void  FSFile_BufAssign (FS_FILE     *p_file,
                        void        *p_buf,
                        FS_FLAGS     mode,
                        CPU_SIZE_T   size,
                        FS_ERR      *p_err);

Assign buffer to a file.

See fs_setvbuf() for more information.

Arguments

p_file

Pointer to a file.

p_buf

Pointer to buffer.

mode

Buffer mode:

FS_FILE_BUF_MODE_RD

Data buffered for reads.

FS_FILE_BUF_MODE_WR

Data buffered for writes.

FS_FILE_BUF_MODE_RD_WR

Data buffered for reads and writes.

FS_FILE_BUF_MODE_SEC_ALIGNED

Force buffers to be aligned on sector boundaries.

size

Size of buffer, in octets.

p_err

Pointer to variable that will receive the return error code from this function:

FS_ERR_NONE

File buffer assigned.

FS_ERR_NULL_PTR

Argument p_file or p_buf passed a NULL pointer.

FS_ERR_INVALID_TYPE

Argument p_file's type is invalid or unknown.

FS_ERR_FILE_INVALID_BUF_MODE

Invalid buffer mode.

FS_ERR_FILE_INVALID_BUF_SIZE

Invalid buffer size.

FS_ERR_FILE_BUF_ALREADY_ASSIGNED

Buffer already assigned.

FS_ERR_FILE_NOT_OPEN

File not open.

Returned Value

None.

Notes/Warnings

None.