| Code Block | ||
|---|---|---|
| ||
CPU_SIZE_T FSFile_Rd (FS_FILE *p_file, |
...
void *p_dest, |
...
CPU_SIZE_T size, |
...
FS_ERR *p_err); |
File | Called from | Code enabled by |
|---|---|---|
| Application; | N/A |
Read from a file.
See fs_fread() for more information.
Arguments
...
Pointer to destination buffer.
size
Number of octets to read.
p_err
Pointer to variable that will the receive return error code from the function:
FS_ERR_NONE
File read successfully.
FS_ERR_EOF
End-of-file reached.
FS_ERR_NULL_PTR
Argument p_file/p_dest passed a NULL pointer.
FS_ERR_INVALID_TYPE
Argument p_file's type is invalid or unknown.
FS_ERR_FILE_NOT_OPEN
File not open.
FS_ERR_FILE_INVALID_OP
Invalid operation on file.
FS_ERR_DEV
Device access error.
Returned Value
The number of bytes read, if file read successful.
...