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Use SetShimLibraryVersion with capssu.

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yellows8 2019-08-29 21:19:58 -04:00
parent 6d7d96a751
commit 7515bb4466
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1 changed files with 48 additions and 0 deletions
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48
nx/source/services/capssu.c
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@ -12,6 +12,8 @@
static Service g_capssuSrv;
static u64 g_capssuRefCnt;
static Result _capssuSetShimLibraryVersion(u64 version);
Result capssuInitialize(void) {
Result rc=0;
@ -25,6 +27,8 @@ Result capssuInitialize(void) {
if (R_SUCCEEDED(rc)) rc = smGetService(&g_capssuSrv, "caps:su");
if (R_SUCCEEDED(rc) && hosversionAtLeast(7,0,0)) rc = _capssuSetShimLibraryVersion(capsGetShimLibraryVersion());
if (R_FAILED(rc)) capssuExit();
return rc;
@ -39,6 +43,50 @@ Service* capssuGetServiceSession(void) {
return &g_capssuSrv;
}
static Result _capssuSetShimLibraryVersion(u64 version) {
if (hosversionBefore(7,0,0))
return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
u64 AppletResourceUserId = 0;
appletGetAppletResourceUserId(&AppletResourceUserId);
IpcCommand c;
ipcInitialize(&c);
struct {
u64 magic;
u64 cmd_id;
u64 version;
u64 AppletResourceUserId;
} *raw;
ipcSendPid(&c);
raw = serviceIpcPrepareHeader(&g_capssuSrv, &c, sizeof(*raw));
raw->magic = SFCI_MAGIC;
raw->cmd_id = 32;
raw->version = version;
raw->AppletResourceUserId = AppletResourceUserId;
Result rc = serviceIpcDispatch(&g_capssuSrv);
if (R_SUCCEEDED(rc)) {
IpcParsedCommand r;
struct {
u64 magic;
u64 result;
} *resp;
serviceIpcParse(&g_capssuSrv, &r, sizeof(*resp));
resp = r.Raw;
rc = resp->result;
}
return rc;
}
static Result _capssuSaveScreenShotEx0(const void* buffer, size_t size, CapsScreenShotAttribute *attr, u32 unk, CapsApplicationAlbumEntry *out) {
u64 AppletResourceUserId = 0;
appletGetAppletResourceUserId(&AppletResourceUserId);