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-rw-r--r--twrpDU.cpp114
1 files changed, 114 insertions, 0 deletions
diff --git a/twrpDU.cpp b/twrpDU.cpp
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+++ b/twrpDU.cpp
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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;
+
+extern bool datamedia;
+
+twrpDU::twrpDU() {
+ add_relative_dir(".");
+ add_relative_dir("..");
+ add_relative_dir("lost+found");
+ add_absolute_dir("/data/data/com.google.android.music/files");
+}
+
+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;
+ string FullPath;
+
+ 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) {
+ FullPath = Path + "/";
+ FullPath += de->d_name;
+ if (lstat(FullPath.c_str(), &st)) {
+ LOGERR("Unable to stat '%s'\n", FullPath.c_str());
+ continue;
+ }
+ if ((st.st_mode & S_IFDIR) && !check_skip_dirs(FullPath) && de->d_type != DT_SOCK) {
+ dusize += Get_Folder_Size(FullPath);
+ } else if (st.st_mode & S_IFREG) {
+ 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) {
+ return std::find(absolutedir.begin(), absolutedir.end(), path) != absolutedir.end();
+}
+
+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);
+}