130 lines
3.1 KiB
C
130 lines
3.1 KiB
C
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2010 by Thomas Martitz
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdlib.h>
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#include <sys/stat.h> /* stat() */
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#include <stdio.h> /* snprintf */
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#include <string.h> /* size_t */
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#include <dirent.h>
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#include <time.h> /* localtime() */
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#include "system-target.h"
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#include "dir-target.h"
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#include "file.h"
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#include "dir.h"
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long filesize(int fd)
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{
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struct stat buf;
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if (!fstat(fd, &buf))
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return buf.st_size;
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else
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return -1;
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}
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/* do we really need this in the app? */
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void fat_size(unsigned long* size, unsigned long* free)
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{
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*size = *free = 0;
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}
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#undef opendir
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#undef closedir
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#undef mkdir
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#undef readdir
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/* need to wrap around DIR* because we need to save the parent's
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* directory path in order to determine dirinfo */
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struct __dir {
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DIR *dir;
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char *path;
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};
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DIR* _opendir(const char *name)
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{
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char *buf = malloc(sizeof(struct __dir) + strlen(name)+1);
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if (!buf)
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return NULL;
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struct __dir *this = (struct __dir*)buf;
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this->path = buf+sizeof(struct __dir);
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/* definitely fits due to strlen() */
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strcpy(this->path, name);
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this->dir = opendir(name);
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if (!this->dir)
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{
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free(buf);
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return NULL;
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}
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return (DIR*)this;
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}
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int _mkdir(const char *name)
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{
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return mkdir(name, 0777);
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}
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int _closedir(DIR *dir)
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{
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struct __dir *this = (struct __dir*)dir;
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int ret = closedir(this->dir);
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free(this);
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return ret;
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}
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struct dirent* _readdir(DIR* dir)
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{
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struct __dir *d = (struct __dir*)dir;
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return readdir(d->dir);
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}
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struct dirinfo dir_get_info(struct DIR* _parent, struct dirent *dir)
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{
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struct __dir *parent = (struct __dir*)_parent;
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struct stat s;
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struct tm *tm;
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struct dirinfo ret;
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char path[MAX_PATH];
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snprintf(path, sizeof(path), "%s/%s", parent->path, dir->d_name);
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stat(path, &s);
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memset(&ret, 0, sizeof(ret));
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if (S_ISDIR(s.st_mode))
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{
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ret.attribute = ATTR_DIRECTORY;
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}
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ret.size = s.st_size;
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tm = localtime(&(s.st_mtime));
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ret.wrtdate = ((tm->tm_year - 80) << 9) |
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((tm->tm_mon + 1) << 5) |
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tm->tm_mday;
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ret.wrttime = (tm->tm_hour << 11) |
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(tm->tm_min << 5) |
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(tm->tm_sec >> 1);
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return ret;
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}
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