baa14561eb* Some attempt. * Enable some-safety-freespace-work nightlies * Upload elf with nightly * *Derp fixes.* * Bye Bye testing things. * Revert "Upload elf with nightly" This reverts commit 303968cd78e466a3fcc010915565d8265acaa76a. * Add safety checks to fcopy Co-authored-by: StackZ <47382115+SuperSaiyajinStackZ@users.noreply.github.com>
141 lines
No EOL
4.4 KiB
C++
141 lines
No EOL
4.4 KiB
C++
/*
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* This file is part of Universal-Updater
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* Copyright (C) 2019-2021 Universal-Team
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* Additional Terms 7.b and 7.c of GPLv3 apply to this file:
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* * Requiring preservation of specified reasonable legal notices or
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* author attributions in that material or in the Appropriate Legal
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* Notices displayed by works containing it.
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* * Prohibiting misrepresentation of the origin of that material,
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* or requiring that modified versions of such material be marked in
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* reasonable ways as different from the original version.
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*/
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#include "files.hpp"
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#include <sys/stat.h>
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#include <sys/statvfs.h>
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FS_Path getPathInfo(const char *path, FS_ArchiveID *archive) {
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*archive = ARCHIVE_SDMC;
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FS_Path filePath = { PATH_INVALID, 0, nullptr };
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unsigned int prefixlen = 0;
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if (!strncmp(path, "sdmc:/", 6)) {
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prefixlen = 5;
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} else if (*path != '/') {
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/*
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if the path is local (doesnt start with a slash),
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it needs to be appended to the working dir to be valid.
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*/
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char *actualPath = NULL;
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asprintf(&actualPath, "%s%s", "/", path);
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filePath = fsMakePath(PATH_ASCII, actualPath);
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free(actualPath);
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}
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/* if the filePath wasnt set above, set it. */
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if (filePath.size == 0) filePath = fsMakePath(PATH_ASCII, path + prefixlen);
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return filePath;
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}
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Result makeDirs(const char *path) {
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Result ret = 0;
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FS_ArchiveID archiveID;
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FS_Path filePath = getPathInfo(path, &archiveID);
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FS_Archive archive;
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ret = FSUSER_OpenArchive(&archive, archiveID, fsMakePath(PATH_EMPTY, ""));
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for (char *slashpos = strchr(path + 1, '/'); slashpos != NULL; slashpos = strchr(slashpos + 1, '/')) {
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char bak = *(slashpos);
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*(slashpos) = '\0';
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Handle dirHandle;
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ret = FSUSER_OpenDirectory(&dirHandle, archive, filePath);
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if (R_SUCCEEDED(ret)) FSDIR_Close(dirHandle);
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else ret = FSUSER_CreateDirectory(archive, filePath, FS_ATTRIBUTE_DIRECTORY);
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*(slashpos) = bak;
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}
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FSUSER_CloseArchive(archive);
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return ret;
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}
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Result openFile(Handle *fileHandle, const char *path, bool write) {
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FS_ArchiveID archive;
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FS_Path filePath = getPathInfo(path, &archive);
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u32 flags = (write ? (FS_OPEN_CREATE | FS_OPEN_WRITE) : FS_OPEN_READ);
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Result ret = 0;
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ret = makeDirs(strdup(path));
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ret = FSUSER_OpenFileDirectly(fileHandle, archive, fsMakePath(PATH_EMPTY, ""), filePath, flags, 0);
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if (write) ret = FSFILE_SetSize(*fileHandle, 0); // truncate the file to remove previous contents before writing.
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return ret;
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}
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Result deleteFile(const char *path) {
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FS_ArchiveID archiveID;
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FS_Path filePath = getPathInfo(path, &archiveID);
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FS_Archive archive;
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Result ret = FSUSER_OpenArchive(&archive, archiveID, fsMakePath(PATH_EMPTY, ""));
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if (R_FAILED(ret)) return ret;
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ret = FSUSER_DeleteFile(archive, filePath);
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FSUSER_CloseArchive(archive);
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return ret;
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}
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Result removeDir(const char *path) {
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FS_ArchiveID archiveID;
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FS_Path filePath = getPathInfo(path, &archiveID);
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FS_Archive archive;
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Result ret = FSUSER_OpenArchive(&archive, archiveID, fsMakePath(PATH_EMPTY, ""));
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if (R_FAILED(ret)) return ret;
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ret = FSUSER_DeleteDirectory(archive, filePath);
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FSUSER_CloseArchive(archive);
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return ret;
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}
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Result removeDirRecursive(const char *path) {
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FS_ArchiveID archiveID;
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FS_Path filePath = getPathInfo(path, &archiveID);
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FS_Archive archive;
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Result ret = FSUSER_OpenArchive(&archive, archiveID, fsMakePath(PATH_EMPTY, ""));
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if (R_FAILED(ret)) return ret;
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ret = FSUSER_DeleteDirectoryRecursively(archive, filePath);
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FSUSER_CloseArchive(archive);
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return ret;
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}
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/* Code borrowed from GodMode9i:
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https://github.com/DS-Homebrew/GodMode9i/blob/d68ac105e68b4a1fc2c706a08c7a394255c325c2/arm9/source/driveOperations.cpp#L166-L170
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*/
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u64 getAvailableSpace() {
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struct statvfs st;
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statvfs("sdmc:/", &st);
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return (u64)st.f_bsize * (u64)st.f_bavail;
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} |