masayuki shindo / Mbed 2 deprecated LCD1289Serial

LCD1289Serial_Ethenet

Dependencies:   EthernetInterface FatFileSystemCpp SDFileSystem mbed-rtos mbed

FatFileSystemCpp/FATDirHandle.cpp@0:a5367e4d8591, 2012-11-07 (annotated)

Committer:
shindo
Date:
Wed Nov 07 06:42:34 2012 +0000
Revision:
0:a5367e4d8591
LCD1289Serial_Ethenet

Who changed what in which revision?

UserRevisionLine numberNew contents of line
shindo 0:a5367e4d8591 1 /* mbed Microcontroller Library - FATDirHandle
shindo 0:a5367e4d8591 2 * Copyright (c) 2008, sford
shindo 0:a5367e4d8591 3 */
shindo 0:a5367e4d8591 4
shindo 0:a5367e4d8591 5 #include <stdio.h>
shindo 0:a5367e4d8591 6 #include <stdlib.h>
shindo 0:a5367e4d8591 7 #include <string.h>
shindo 0:a5367e4d8591 8 #include "ff.h"
shindo 0:a5367e4d8591 9 #include "FATDirHandle.h"
shindo 0:a5367e4d8591 10 #include "FATFileSystem.h"
shindo 0:a5367e4d8591 11
shindo 0:a5367e4d8591 12 namespace mbed {
shindo 0:a5367e4d8591 13
shindo 0:a5367e4d8591 14 FATDirHandle::FATDirHandle(const FATFS_DIR &the_dir) {
shindo 0:a5367e4d8591 15 dir = the_dir;
shindo 0:a5367e4d8591 16 }
shindo 0:a5367e4d8591 17
shindo 0:a5367e4d8591 18 int FATDirHandle::closedir() {
shindo 0:a5367e4d8591 19 delete this;
shindo 0:a5367e4d8591 20 return 0;
shindo 0:a5367e4d8591 21 }
shindo 0:a5367e4d8591 22
shindo 0:a5367e4d8591 23 struct dirent *FATDirHandle::readdir() {
shindo 0:a5367e4d8591 24 FILINFO finfo;
shindo 0:a5367e4d8591 25
shindo 0:a5367e4d8591 26 #if _USE_LFN
shindo 0:a5367e4d8591 27 finfo.lfname = cur_entry.d_name;
shindo 0:a5367e4d8591 28 finfo.lfsize = sizeof(cur_entry.d_name);
shindo 0:a5367e4d8591 29 #endif // _USE_LFN
shindo 0:a5367e4d8591 30
shindo 0:a5367e4d8591 31 FRESULT res = f_readdir(&dir, &finfo);
shindo 0:a5367e4d8591 32
shindo 0:a5367e4d8591 33 #if _USE_LFN
shindo 0:a5367e4d8591 34 if(res != 0 || finfo.fname[0]==0) {
shindo 0:a5367e4d8591 35 return NULL;
shindo 0:a5367e4d8591 36 } else {
shindo 0:a5367e4d8591 37 if(cur_entry.d_name[0]==0) {
shindo 0:a5367e4d8591 38 // No long filename so use short filename.
shindo 0:a5367e4d8591 39 memcpy(cur_entry.d_name, finfo.fname, sizeof(finfo.fname));
shindo 0:a5367e4d8591 40 }
shindo 0:a5367e4d8591 41 return &cur_entry;
shindo 0:a5367e4d8591 42 }
shindo 0:a5367e4d8591 43 #else
shindo 0:a5367e4d8591 44 if(res != 0 || finfo.fname[0]==0) {
shindo 0:a5367e4d8591 45 return NULL;
shindo 0:a5367e4d8591 46 } else {
shindo 0:a5367e4d8591 47 memcpy(cur_entry.d_name, finfo.fname, sizeof(finfo.fname));
shindo 0:a5367e4d8591 48 return &cur_entry;
shindo 0:a5367e4d8591 49 }
shindo 0:a5367e4d8591 50 #endif /* _USE_LFN */
shindo 0:a5367e4d8591 51 }
shindo 0:a5367e4d8591 52
shindo 0:a5367e4d8591 53 void FATDirHandle::rewinddir() {
shindo 0:a5367e4d8591 54 dir.index = 0;
shindo 0:a5367e4d8591 55 }
shindo 0:a5367e4d8591 56
shindo 0:a5367e4d8591 57 off_t FATDirHandle::telldir() {
shindo 0:a5367e4d8591 58 return dir.index;
shindo 0:a5367e4d8591 59 }
shindo 0:a5367e4d8591 60
shindo 0:a5367e4d8591 61 void FATDirHandle::seekdir(off_t location) {
shindo 0:a5367e4d8591 62 dir.index = location;
shindo 0:a5367e4d8591 63 }
shindo 0:a5367e4d8591 64
shindo 0:a5367e4d8591 65 }
shindo 0:a5367e4d8591 66