e876f4df6d
This is the basic port to the new target Samsung YP-R1, which runs on a similar platform as YP-R0. Port is usable, although there are still some optimizations that have to be done. Change-Id: If83a8e386369e413581753780c159026d9e41f04
262 lines
7.3 KiB
C
262 lines
7.3 KiB
C
/***************************************************************************
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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 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 <stdio.h> /* snprintf */
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#include <stdlib.h>
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#include <stdarg.h>
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#include "config.h"
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#include "rbpaths.h"
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#include "file.h" /* MAX_PATH */
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#include "logf.h"
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#include "gcc_extensions.h"
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#include "string-extra.h"
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#include "filefuncs.h"
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#undef open
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#undef creat
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#undef remove
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#undef rename
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#undef opendir
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#undef mkdir
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#undef rmdir
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#if (CONFIG_PLATFORM & PLATFORM_ANDROID) || defined(SAMSUNG_YPR0) || defined(SAMSUNG_YPR1) && !defined(__PCTOOL__)
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#include "dir-target.h"
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#define opendir _opendir
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#define mkdir _mkdir
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#if (CONFIG_PLATFORM & PLATFORM_ANDROID)
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static const char rbhome[] = "/sdcard";
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#endif
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#elif (CONFIG_PLATFORM & (PLATFORM_SDL|PLATFORM_MAEMO|PLATFORM_PANDORA)) && !defined(__PCTOOL__)
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#define open sim_open
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#define remove sim_remove
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#define rename sim_rename
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#define opendir sim_opendir
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#define mkdir sim_mkdir
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#define rmdir sim_rmdir
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extern int sim_open(const char* name, int o, ...);
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extern int sim_remove(const char* name);
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extern int sim_rename(const char* old, const char* new);
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extern DIR* sim_opendir(const char* name);
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extern int sim_mkdir(const char* name);
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extern int sim_rmdir(const char* name);
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const char *rbhome;
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#endif
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#if !(defined(SAMSUNG_YPR0) || defined(SAMSUNG_YPR1)) && !defined(__PCTOOL__)
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/* flags for get_user_file_path() */
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/* whether you need write access to that file/dir, especially true
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* for runtime generated files (config.cfg) */
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#define NEED_WRITE (1<<0)
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/* file or directory? */
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#define IS_FILE (1<<1)
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void paths_init(void)
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{
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/* make sure $HOME/.config/rockbox.org exists, it's needed for config.cfg */
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#if (CONFIG_PLATFORM & PLATFORM_ANDROID)
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mkdir("/sdcard/rockbox");
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mkdir("/sdcard/rockbox/rocks.data");
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#else
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char config_dir[MAX_PATH];
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const char *home = getenv("RBROOT");
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if (!home)
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{
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home = getenv("HOME");
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}
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if (!home)
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{
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logf("HOME environment var not set. Can't write config");
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return;
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}
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rbhome = home;
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snprintf(config_dir, sizeof(config_dir), "%s/.config", home);
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mkdir(config_dir);
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snprintf(config_dir, sizeof(config_dir), "%s/.config/rockbox.org", home);
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mkdir(config_dir);
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/* Plugin data directory */
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snprintf(config_dir, sizeof(config_dir), "%s/.config/rockbox.org/rocks.data", home);
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mkdir(config_dir);
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#endif
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}
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static bool try_path(const char* filename, unsigned flags)
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{
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if (flags & IS_FILE)
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{
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if (file_exists(filename))
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return true;
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}
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else
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{
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if (dir_exists(filename))
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return true;
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}
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return false;
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}
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static const char* _get_user_file_path(const char *path,
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unsigned flags,
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char* buf,
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const size_t bufsize)
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{
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const char *ret = path;
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const char *pos = path;
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/* replace ROCKBOX_DIR in path with $HOME/.config/rockbox.org */
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pos += ROCKBOX_DIR_LEN;
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if (*pos == '/') pos += 1;
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#if (CONFIG_PLATFORM & PLATFORM_ANDROID)
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if (snprintf(buf, bufsize, "/sdcard/rockbox/%s", pos)
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#else
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if (snprintf(buf, bufsize, "%s/.config/rockbox.org/%s", rbhome, pos)
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#endif
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>= (int)bufsize)
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return NULL;
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/* always return the replacement buffer (pointing to $HOME) if
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* write access is needed */
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if (flags & NEED_WRITE)
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ret = buf;
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else if (try_path(buf, flags))
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ret = buf;
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if (ret != buf) /* not found in $HOME, try ROCKBOX_BASE_DIR, !NEED_WRITE only */
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{
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if (snprintf(buf, bufsize, ROCKBOX_SHARE_PATH "/%s", pos) >= (int)bufsize)
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return NULL;
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if (try_path(buf, flags))
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ret = buf;
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}
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return ret;
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}
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static const char* handle_special_dirs(const char* dir, unsigned flags,
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char *buf, const size_t bufsize)
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{
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if (!strncmp(HOME_DIR, dir, HOME_DIR_LEN))
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{
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const char *p = dir + HOME_DIR_LEN;
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while (*p == '/') p++;
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snprintf(buf, bufsize, "%s/%s", rbhome, p);
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return buf;
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}
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else if (!strncmp(ROCKBOX_DIR, dir, ROCKBOX_DIR_LEN))
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return _get_user_file_path(dir, flags, buf, bufsize);
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return dir;
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}
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int app_open(const char *name, int o, ...)
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{
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char realpath[MAX_PATH];
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va_list ap;
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int fd;
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int flags = IS_FILE;
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if (o & (O_CREAT|O_RDWR|O_TRUNC|O_WRONLY))
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flags |= NEED_WRITE;
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name = handle_special_dirs(name, flags, realpath, sizeof(realpath));
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va_start(ap, o);
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fd = open(name, o, va_arg(ap, unsigned int));
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va_end(ap);
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return fd;
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}
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int app_creat(const char* name, mode_t mode)
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{
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return app_open(name, O_CREAT|O_WRONLY|O_TRUNC, mode);
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}
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int app_remove(const char *name)
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{
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char realpath[MAX_PATH];
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const char *fname = handle_special_dirs(name, NEED_WRITE, realpath, sizeof(realpath));
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return remove(fname);
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}
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int app_rename(const char *old, const char *new)
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{
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char realpath_old[MAX_PATH], realpath_new[MAX_PATH];
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const char *final_old, *final_new;
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final_old = handle_special_dirs(old, NEED_WRITE, realpath_old, sizeof(realpath_old));
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final_new = handle_special_dirs(new, NEED_WRITE, realpath_new, sizeof(realpath_new));
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return rename(final_old, final_new);
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}
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DIR *app_opendir(const char *name)
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{
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char realpath[MAX_PATH];
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const char *fname = handle_special_dirs(name, 0, realpath, sizeof(realpath));
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return opendir(fname);
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}
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int app_mkdir(const char* name)
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{
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char realpath[MAX_PATH];
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const char *fname = handle_special_dirs(name, NEED_WRITE, realpath, sizeof(realpath));
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return mkdir(fname);
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}
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int app_rmdir(const char* name)
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{
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char realpath[MAX_PATH];
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const char *fname = handle_special_dirs(name, NEED_WRITE, realpath, sizeof(realpath));
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return rmdir(fname);
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}
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#else
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int app_open(const char *name, int o, ...)
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{
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if (o & O_CREAT)
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{
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int ret;
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va_list ap;
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va_start(ap, o);
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ret = open(name, o, va_arg(ap, mode_t));
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va_end(ap);
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return ret;
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}
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return open(name, o);
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}
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int app_creat(const char* name, mode_t mode) { return creat(name, mode); }
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int app_remove(const char *name) { return remove(name); }
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int app_rename(const char *old, const char *new) { return rename(old,new); }
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DIR *app_opendir(const char *name) { return (DIR*)opendir(name); } /* cast to remove warning in checkwps */
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int app_mkdir(const char* name) { return mkdir(name); }
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int app_rmdir(const char* name) { return rmdir(name); }
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#endif
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