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https://github.com/DarkStore-3DS/DarkStore.git
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VoltZ
95 lines
2.5 KiB
C
95 lines
2.5 KiB
C
#include "utils/files.h"
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FS_Path getPathInfo(const char * path, FS_ArchiveID * archive)
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{
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*archive = ARCHIVE_SDMC;
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FS_Path filePath = {0};
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unsigned int prefixlen = 0;
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if (!strncmp(path, "ctrnand:/", 9)) {
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*archive = ARCHIVE_NAND_CTR_FS;
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prefixlen = 8;
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}
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else if (!strncmp(path, "twlp:/", 6)) {
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*archive = ARCHIVE_TWL_PHOTO;
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prefixlen = 5;
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}
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else if (!strncmp(path, "twln:/", 6)) {
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*archive = ARCHIVE_NAND_TWL_FS;
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prefixlen = 5;
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}
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else if (!strncmp(path, "sdmc:/", 6)) {
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prefixlen = 5;
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}
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else if (*path != '/') {
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//if the path is local (doesnt start with a slash), it needs to be appended to the working dir to be valid
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char * actualPath = NULL;
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asprintf(&actualPath, "%s%s", WORKING_DIR, 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)
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filePath = fsMakePath(PATH_ASCII, path+prefixlen);
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return filePath;
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}
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Result makeDirs(FS_ArchiveID archiveID, char * path)
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{
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Result ret = 0;
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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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FS_Path dirpath = fsMakePath(PATH_ASCII, path);
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Handle dirHandle;
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ret = FSUSER_OpenDirectory(&dirHandle, archive, dirpath);
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if (R_SUCCEEDED(ret))
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FSDIR_Close(dirHandle);
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else
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ret = FSUSER_CreateDirectory(archive, dirpath, FS_ATTRIBUTE_DIRECTORY);
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*(slashpos) = bak;
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}
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FSUSER_CloseArchive(archive);
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free(path);
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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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{
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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(archive, strdup(path));
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ret = FSUSER_OpenFileDirectly(fileHandle, archive, fsMakePath(PATH_EMPTY, ""), filePath, flags, 0);
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if (write)
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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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{
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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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} |