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Check nifm permissions for nifmSetWirelessCommunicationEnabled

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This commit is contained in:
exelix 2019-03-08 14:34:48 +01:00
parent 02776292cb
commit d2e41e16e2
1 changed files with 20 additions and 0 deletions
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20
nx/source/services/nifm.c
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@ -9,6 +9,15 @@
#include "arm/atomics.h" #include "arm/atomics.h"
#include "runtime/hosversion.h" #include "runtime/hosversion.h"
typedef enum {
nifmPrivilegeLevel_NotInitialized = 0,
nifmPrivilegeLevel_User = 1,
nifmPrivilegeLevel_Applet = 2,
nifmPrivilegeLevel_System = 3,
} nifmPrivilegeLevel;
static nifmPrivilegeLevel g_nifmPrivilegeLevel = nifmPrivilegeLevel_NotInitialized;
static Service g_nifmSrv; static Service g_nifmSrv;
static Service g_nifmIGS; static Service g_nifmIGS;
static u64 g_refCnt; static u64 g_refCnt;
@ -23,12 +32,19 @@ Result nifmInitialize(void) {
return 0; return 0;
Result rc = smGetService(&g_nifmSrv, "nifm:s"); Result rc = smGetService(&g_nifmSrv, "nifm:s");
g_nifmPrivilegeLevel = nifmPrivilegeLevel_System;
if (R_FAILED(rc)) if (R_FAILED(rc))
{
rc = smGetService(&g_nifmSrv, "nifm:a"); rc = smGetService(&g_nifmSrv, "nifm:a");
g_nifmPrivilegeLevel = nifmPrivilegeLevel_Applet;
}
if (R_FAILED(rc)) if (R_FAILED(rc))
{
rc = smGetService(&g_nifmSrv, "nifm:u"); rc = smGetService(&g_nifmSrv, "nifm:u");
g_nifmPrivilegeLevel = nifmPrivilegeLevel_User;
}
if (R_SUCCEEDED(rc)) rc = serviceConvertToDomain(&g_nifmSrv); if (R_SUCCEEDED(rc)) rc = serviceConvertToDomain(&g_nifmSrv);
@ -49,6 +65,7 @@ void nifmExit(void) {
if (atomicDecrement64(&g_refCnt) == 0) { if (atomicDecrement64(&g_refCnt) == 0) {
serviceClose(&g_nifmIGS); serviceClose(&g_nifmIGS);
serviceClose(&g_nifmSrv); serviceClose(&g_nifmSrv);
g_nifmPrivilegeLevel = nifmPrivilegeLevel_NotInitialized;
} }
} }
@ -125,6 +142,9 @@ Result nifmIsWirelessCommunicationEnabled(bool* out) {
} }
Result nifmSetWirelessCommunicationEnabled(bool enable) { Result nifmSetWirelessCommunicationEnabled(bool enable) {
if (g_nifmPrivilegeLevel < nifmPrivilegeLevel_Applet)
return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
IpcCommand c; IpcCommand c;
ipcInitialize(&c); ipcInitialize(&c);