359 lines
8.9 KiB
C
359 lines
8.9 KiB
C
#include "external/fs.h"
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#include <stdio.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/statvfs.h>
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void Utils_U8_To_U16(u16 *buf, const u8 *input, size_t bufsize) {
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ssize_t units = utf8_to_utf16(buf, input, bufsize);
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if (units < 0)
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units = 0;
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buf[units] = 0;
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}
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FS_Archive archive, sdmc_archive, nand_archive;
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Result FS_OpenArchive(FS_Archive *archive, FS_ArchiveID archiveID) {
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Result ret = 0;
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if (R_FAILED(ret = FSUSER_OpenArchive(archive, archiveID, fsMakePath(PATH_EMPTY, ""))))
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return ret;
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return 0;
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}
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Result FS_CloseArchive(FS_Archive archive) {
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Result ret = 0;
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if (R_FAILED(ret = FSUSER_CloseArchive(archive)))
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return ret;
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return 0;
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}
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Result FS_OpenDir(Handle *handle, FS_Archive archive, const char *path) {
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Result ret = 0;
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u16 path_u16[strlen(path) + 1];
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Utils_U8_To_U16(path_u16, (const u8 *)path, strlen(path) + 1);
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if (R_FAILED(ret = FSUSER_OpenDirectory(handle, archive, fsMakePath(PATH_UTF16, path_u16))))
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return ret;
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return 0;
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}
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Result FS_OpenFile(Handle *handle, FS_Archive archive, const char *path, u32 flags, u32 attributes) {
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Result ret = 0;
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u16 path_u16[strlen(path) + 1];
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Utils_U8_To_U16(path_u16, (const u8 *)path, strlen(path) + 1);
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if (R_FAILED(ret = FSUSER_OpenFile(handle, archive, fsMakePath(PATH_UTF16, path_u16), flags, attributes)))
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return ret;
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return 0;
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}
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Result FS_MakeDir(FS_Archive archive, const char *path) {
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Result ret = 0;
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u16 path_u16[strlen(path) + 1];
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Utils_U8_To_U16(path_u16, (const u8 *)path, strlen(path) + 1);
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if (R_FAILED(ret = FSUSER_CreateDirectory(archive, fsMakePath(PATH_UTF16, path_u16), 0)))
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return ret;
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return 0;
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}
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Result FS_CreateFile(FS_Archive archive, const char *path, u64 size) {
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Result ret = 0;
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u16 path_u16[strlen(path) + 1];
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Utils_U8_To_U16(path_u16, (const u8 *)path, strlen(path) + 1);
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if (R_FAILED(ret = FSUSER_CreateFile(archive, fsMakePath(PATH_UTF16, path_u16), 0, size)))
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return ret;
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return 0;
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}
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Result FS_RecursiveMakeDir(FS_Archive archive, const char *path) {
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Result ret = 0;
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char buf[256];
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char *p = NULL;
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size_t len;
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snprintf(buf, sizeof(buf), "%s", path);
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len = strlen(buf);
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if (buf[len - 1] == '/')
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buf[len - 1] = 0;
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for (p = buf + 1; *p; p++) {
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if (*p == '/') {
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*p = 0;
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if (!FS_DirExists(archive, buf))
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ret = FS_MakeDir(archive, buf);
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*p = '/';
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}
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if (!FS_DirExists(archive, buf))
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ret = FS_MakeDir(archive, buf);
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}
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return ret;
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}
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bool FS_FileExists(FS_Archive archive, const char *path) {
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Handle handle;
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u16 path_u16[strlen(path) + 1];
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Utils_U8_To_U16(path_u16, (const u8 *)path, strlen(path) + 1);
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if (R_FAILED(FSUSER_OpenFile(&handle, archive, fsMakePath(PATH_UTF16, path_u16), FS_OPEN_READ, 0)))
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return false;
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if (R_FAILED(FSFILE_Close(handle)))
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return false;
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return true;
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}
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bool FS_DirExists(FS_Archive archive, const char *path) {
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Handle handle;
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u16 path_u16[strlen(path) + 1];
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Utils_U8_To_U16(path_u16, (const u8 *)path, strlen(path) + 1);
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if (R_FAILED(FSUSER_OpenDirectory(&handle, archive, fsMakePath(PATH_UTF16, path_u16))))
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return false;
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if (R_FAILED(FSDIR_Close(handle)))
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return false;
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return true;
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}
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Result FS_GetFileSize(FS_Archive archive, const char *path, u64 *size) {
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Result ret = 0;
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Handle handle;
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u16 path_u16[strlen(path) + 1];
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Utils_U8_To_U16(path_u16, (const u8 *)path, strlen(path) + 1);
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if (R_FAILED(ret = FSUSER_OpenFile(&handle, archive, fsMakePath(PATH_UTF16, path_u16), FS_OPEN_READ, 0)))
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return ret;
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if (R_FAILED(ret = FSFILE_GetSize(handle, size))) {
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FSFILE_Close(handle);
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return ret;
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}
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if (R_FAILED(ret = FSFILE_Close(handle)))
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return ret;
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return 0;
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}
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u64 FS_GetFreeStorage(FS_SystemMediaType media_type) {
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FS_ArchiveResource resource = {0};
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if (R_SUCCEEDED(FSUSER_GetArchiveResource(&resource, media_type)))
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return (((u64)resource.freeClusters * (u64)resource.clusterSize));
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return 0;
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}
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u64 FS_GetTotalStorage(FS_SystemMediaType media_type) {
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FS_ArchiveResource resource = {0};
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if (R_SUCCEEDED(FSUSER_GetArchiveResource(&resource, media_type)))
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return (((u64)resource.totalClusters * (u64)resource.clusterSize));
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return 0;
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}
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u64 FS_GetUsedStorage(FS_SystemMediaType media_type) {
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return (FS_GetTotalStorage(media_type) - FS_GetUsedStorage(media_type));
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}
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Result FS_RemoveFile(FS_Archive archive, const char *path) {
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Result ret = 0;
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u16 path_u16[strlen(path) + 1];
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Utils_U8_To_U16(path_u16, (const u8 *)path, strlen(path) + 1);
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if (R_FAILED(ret = FSUSER_DeleteFile(archive, fsMakePath(PATH_UTF16, path_u16))))
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return ret;
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return 0;
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}
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Result FS_RemoveDir(FS_Archive archive, const char *path) {
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Result ret = 0;
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u16 path_u16[strlen(path) + 1];
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Utils_U8_To_U16(path_u16, (const u8 *)path, strlen(path) + 1);
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if (R_FAILED(ret = FSUSER_DeleteDirectory(archive, fsMakePath(PATH_UTF16, path_u16))))
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return ret;
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return 0;
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}
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Result FS_RemoveDirRecursive(FS_Archive archive, const char *path) {
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Result ret = 0;
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u16 path_u16[strlen(path) + 1];
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Utils_U8_To_U16(path_u16, (const u8 *)path, strlen(path) + 1);
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if (R_FAILED(ret = FSUSER_DeleteDirectoryRecursively(archive, fsMakePath(PATH_UTF16, path_u16))))
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return ret;
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return 0;
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}
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Result FS_RenameFile(FS_Archive archive, const char *old_filename, const char *new_filename) {
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Result ret = 0;
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u16 old_filename_u16[strlen(old_filename) + 1];
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Utils_U8_To_U16(old_filename_u16, (const u8 *)old_filename, strlen(old_filename) + 1);
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u16 new_filename_u16[strlen(new_filename) + 1];
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Utils_U8_To_U16(new_filename_u16, (const u8 *)new_filename, strlen(new_filename) + 1);
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if (R_FAILED(ret = FSUSER_RenameFile(archive, fsMakePath(PATH_UTF16, old_filename_u16), archive, fsMakePath(PATH_UTF16, new_filename_u16))))
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return ret;
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return 0;
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}
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Result FS_RenameDir(FS_Archive archive, const char *old_dirname, const char *new_dirname) {
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Result ret = 0;
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u16 old_dirname_u16[strlen(old_dirname) + 1];
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Utils_U8_To_U16(old_dirname_u16, (const u8 *)old_dirname, strlen(old_dirname) + 1);
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u16 new_dirname_u16[strlen(new_dirname) + 1];
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Utils_U8_To_U16(new_dirname_u16, (const u8 *)new_dirname, strlen(new_dirname) + 1);
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if (R_FAILED(ret = FSUSER_RenameDirectory(archive, fsMakePath(PATH_UTF16, old_dirname_u16), archive, fsMakePath(PATH_UTF16, new_dirname_u16))))
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return ret;
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return 0;
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}
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Result FS_Read(FS_Archive archive, const char *path, u64 size, void *buf) {
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Result ret = 0;
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Handle handle;
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u32 bytes_read = 0;
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if (R_FAILED(ret = FS_OpenFile(&handle, archive, path, FS_OPEN_READ, 0)))
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return ret;
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if (R_FAILED(ret = FSFILE_Read(handle, &bytes_read, 0, buf, size))) {
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FSFILE_Close(handle);
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return ret;
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}
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if (R_FAILED(ret = FSFILE_Close(handle)))
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return ret;
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return 0;
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}
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Result FS_Write(FS_Archive archive, const char *path, const void *buf, u32 size) {
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Result ret = 0;
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Handle handle;
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u32 bytes_written = 0;
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if (FS_FileExists(archive, path))
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FS_RemoveFile(archive, path);
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u16 path_u16[strlen(path) + 1];
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Utils_U8_To_U16(path_u16, (const u8 *)path, strlen(path) + 1);
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if (R_FAILED(ret = FSUSER_CreateFile(archive, fsMakePath(PATH_UTF16, path_u16), 0, size)))
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return ret;
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if (R_FAILED(ret = FSUSER_OpenFile(&handle, archive, fsMakePath(PATH_UTF16, path_u16), FS_OPEN_WRITE, 0)))
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return ret;
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if (R_FAILED(ret = FSFILE_Write(handle, &bytes_written, 0, buf, size, FS_WRITE_FLUSH))) {
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FSFILE_Close(handle);
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return ret;
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}
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if (R_FAILED(ret = FSFILE_Close(handle)))
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return ret;
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return 0;
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}
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char *FS_GetFileTimestamp(const char *path) {
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static char timeStr[60];
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u64 mtime = 0;
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if (R_SUCCEEDED(archive_getmtime(path, &mtime))) {
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time_t mt = mtime;
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struct tm *timeStruct = gmtime(&mt);
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int hours = timeStruct->tm_hour;
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int minutes = timeStruct->tm_min;
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int day = timeStruct->tm_mday;
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int month = timeStruct->tm_mon + 1; // January being 0
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int year = timeStruct->tm_year + 1900;
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snprintf(timeStr, 60, "%d/%d/%d %2i:%02i", year, month, day, hours, minutes);
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}
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else
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return NULL;
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return timeStr;
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}
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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 = {0};
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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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//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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}
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return filePath;
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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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} |