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/*
Copyright 2013 TeamWin
This file is part of TWRP/TeamWin Recovery Project.
TWRP is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
TWRP is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with TWRP. If not, see <http://www.gnu.org/licenses/>.
*/
extern "C" {
#include "libtar/libtar.h"
}
#include <sys/types.h>
#include <sys/stat.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
#include <fstream>
#include <string>
#include <vector>
#include <algorithm>
#include "twrpDU.hpp"
#include "twrp-functions.hpp"
using namespace std;
twrpDU::twrpDU() {
add_relative_dir(".");
add_relative_dir("..");
add_relative_dir("lost+found");
add_absolute_dir("/data/data/com.google.android.music/files");
parent = "";
}
void twrpDU::add_relative_dir(const string& dir) {
relativedir.push_back(dir);
}
void twrpDU::clear_relative_dir(string dir) {
vector<string>::iterator iter = relativedir.begin();
while (iter != relativedir.end()) {
if (*iter == dir)
iter = relativedir.erase(iter);
else
iter++;
}
}
void twrpDU::add_absolute_dir(const string& dir) {
absolutedir.push_back(TWFunc::Remove_Trailing_Slashes(dir));
}
vector<string> twrpDU::get_absolute_dirs(void) {
return absolutedir;
}
uint64_t twrpDU::Get_Folder_Size(const string& Path) {
DIR* d;
struct dirent* de;
struct stat st;
uint64_t dusize = 0;
d = opendir(Path.c_str());
if (d == NULL) {
LOGERR("error opening '%s'\n", Path.c_str());
LOGERR("error: %s\n", strerror(errno));
return 0;
}
while ((de = readdir(d)) != NULL) {
if (de->d_type == DT_DIR && !check_skip_dirs(Path, de->d_name)) {
dusize += Get_Folder_Size(Path + "/" + de->d_name);
} else if (de->d_type == DT_REG) {
stat((Path + "/" + de->d_name).c_str(), &st);
dusize += (uint64_t)(st.st_size);
}
}
closedir(d);
return dusize;
}
bool twrpDU::check_relative_skip_dirs(const string& dir) {
return std::find(relativedir.begin(), relativedir.end(), dir) != relativedir.end();
}
bool twrpDU::check_absolute_skip_dirs(const string& path) {
string normalized = TWFunc::Remove_Trailing_Slashes(path);
return std::find(absolutedir.begin(), absolutedir.end(), normalized) != absolutedir.end();
}
bool twrpDU::check_skip_dirs(const string& parent, const string& dir) {
return check_relative_skip_dirs(dir) || check_absolute_skip_dirs(parent + "/" + dir);
}
bool twrpDU::check_skip_dirs(const string& path) {
string normalized = TWFunc::Remove_Trailing_Slashes(path);
size_t slashIdx = normalized.find_last_of('/');
if(slashIdx != std::string::npos && slashIdx+1 < normalized.size()) {
if(check_relative_skip_dirs(normalized.substr(slashIdx+1)))
return true;
}
return check_absolute_skip_dirs(normalized);
}
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