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fs.mitm: WIP LayeredFS impl (NOTE: UNUSABLE ATM)

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Also greatly refactors libstratosphere, and does a lot of other things.
There is a lot of code in this one.
This commit is contained in:
Michael Scire 2018-06-14 17:50:01 -06:00
parent 82b248aeac
commit c2d9ac8f5c
56 changed files with 1615 additions and 243 deletions
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91
stratosphere/fs_mitm/source/fsmitm_utils.cpp
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@ -3,10 +3,10 @@
#include <atomic>
#include "sm_mitm.h"
#include "debug.hpp"
#include "fsmitm_utils.hpp"
static FsFileSystem g_sd_filesystem;
static FsFileSystem g_sd_filesystem = {0};
static bool g_has_initialized = false;
static Result EnsureInitialized() {
@ -19,7 +19,7 @@ static Result EnsureInitialized() {
Result rc = smMitMUninstall(required_active_services[i]);
if (rc == 0xE15) {
return rc;
} else if (rc != 0x1015) {
} else if (R_FAILED(rc) && rc != 0x1015) {
return rc;
}
}
@ -31,12 +31,93 @@ static Result EnsureInitialized() {
return rc;
}
bool Utils::IsSdInitialized() {
return R_SUCCEEDED(EnsureInitialized());
}
Result Utils::OpenSdFile(const char *fn, int flags, FsFile *out) {
Result rc;
if (R_FAILED((rc = EnsureInitialized()))) {
return rc;
}
return fsFsOpenFile(&g_sd_filesystem, fn, flags, out);
}
Result Utils::OpenSdFileForAtmosphere(u64 title_id, const char *fn, int flags, FsFile *out) {
Result rc;
if (R_FAILED((rc = EnsureInitialized()))) {
return rc;
}
char path[FS_MAX_PATH];
strcpy(path, fn);
if (*fn == '/') {
snprintf(path, sizeof(path), "/atmosphere/titles/%016lx%s", title_id, fn);
} else {
snprintf(path, sizeof(path), "/atmosphere/titles/%016lx/%s", title_id, fn);
}
return fsFsOpenFile(&g_sd_filesystem, path, flags, out);
}
}
Result Utils::OpenRomFSSdFile(u64 title_id, const char *fn, int flags, FsFile *out) {
Result rc;
if (R_FAILED((rc = EnsureInitialized()))) {
return rc;
}
return OpenRomFSFile(&g_sd_filesystem, title_id, fn, flags, out);
}
Result Utils::OpenSdDir(const char *path, FsDir *out) {
Result rc;
if (R_FAILED((rc = EnsureInitialized()))) {
return rc;
}
return fsFsOpenDirectory(&g_sd_filesystem, path, FS_DIROPEN_DIRECTORY | FS_DIROPEN_FILE, out);
}
Result Utils::OpenSdDirForAtmosphere(u64 title_id, const char *path, FsDir *out) {
Result rc;
if (R_FAILED((rc = EnsureInitialized()))) {
return rc;
}
char safe_path[FS_MAX_PATH];
if (*path == '/') {
snprintf(safe_path, sizeof(safe_path), "/atmosphere/titles/%016lx%s", title_id, path);
} else {
snprintf(safe_path, sizeof(safe_path), "/atmosphere/titles/%016lx/%s", title_id, path);
}
return fsFsOpenDirectory(&g_sd_filesystem, safe_path, FS_DIROPEN_DIRECTORY | FS_DIROPEN_FILE, out);
}
Result Utils::OpenRomFSSdDir(u64 title_id, const char *path, FsDir *out) {
Result rc;
if (R_FAILED((rc = EnsureInitialized()))) {
return rc;
}
return OpenRomFSDir(&g_sd_filesystem, title_id, path, out);
}
Result Utils::OpenRomFSFile(FsFileSystem *fs, u64 title_id, const char *fn, int flags, FsFile *out) {
char path[FS_MAX_PATH];
if (*fn == '/') {
snprintf(path, sizeof(path), "/atmosphere/titles/%016lx/romfs%s", title_id, fn);
} else {
snprintf(path, sizeof(path), "/atmosphere/titles/%016lx/romfs/%s", title_id, fn);
}
return fsFsOpenFile(fs, path, flags, out);
}
Result Utils::OpenRomFSDir(FsFileSystem *fs, u64 title_id, const char *path, FsDir *out) {
char safe_path[FS_MAX_PATH];
if (*path == '/') {
snprintf(safe_path, sizeof(safe_path), "/atmosphere/titles/%016lx/romfs%s", title_id, path);
} else {
snprintf(safe_path, sizeof(safe_path), "/atmosphere/titles/%016lx/romfs/%s", title_id, path);
}
return fsFsOpenDirectory(fs, safe_path, FS_DIROPEN_DIRECTORY | FS_DIROPEN_FILE, out);
}