mirrors/Atmosphere
1
0
Fork 0
mirror of https://github.com/Atmosphere-NX/Atmosphere.git synced 2025-06-01 15:28:21 -04:00
Code Issues Projects Releases Packages Wiki Activity

SM: Add compile-time smhax flag, finishing module. (Closes #62)

Browse source
This commit is contained in:
Michael Scire 2018-05-01 23:21:39 -06:00
parent bda056562c
commit 3c87c4c3c3
4 changed files with 51 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

34
stratosphere/sm/source/sm_registration.cpp
View file

@ -6,6 +6,10 @@
static Registration::Process g_process_list[REGISTRATION_LIST_MAX_PROCESS] = {0};
static Registration::Service g_service_list[REGISTRATION_LIST_MAX_SERVICE] = {0};
static u64 g_initial_process_id_low = 0;
static u64 g_initial_process_id_high = 0;
static bool g_determined_initial_process_ids = false;
u64 GetServiceNameLength(u64 service) {
u64 service_name_len = 0;
while (service & 0xFF) {
@ -107,6 +111,30 @@ bool Registration::ValidateSacAgainstRestriction(u8 *r_sac, size_t r_sac_size, u
return true;
}
void Registration::CacheInitialProcessIdLimits() {
if (g_determined_initial_process_ids) {
return;
}
if (kernelAbove400()) {
svcGetSystemInfo(&g_initial_process_id_low, 2, 0, 0);
svcGetSystemInfo(&g_initial_process_id_high, 2, 0, 0);
} else {
g_initial_process_id_low = 0;
g_initial_process_id_high = REGISTRATION_INITIAL_PID_MAX;
}
g_determined_initial_process_ids = true;
}
bool Registration::IsInitialProcess(u64 pid) {
CacheInitialProcessIdLimits();
return g_initial_process_id_low <= pid && pid <= g_initial_process_id_high;
}
u64 Registration::GetInitialProcessId() {
CacheInitialProcessIdLimits();
return g_initial_process_id_low;
}
/* Process management. */
Result Registration::RegisterProcess(u64 pid, u8 *acid_sac, size_t acid_sac_size, u8 *aci0_sac, size_t aci0_sac_size) {
Registration::Process *proc = GetFreeProcess();
@ -178,7 +206,7 @@ Result Registration::GetServiceForPid(u64 pid, u64 service, Handle *out) {
return 0xC15;
}
if (pid >= REGISTRATION_PID_BUILTIN_MAX && service != smEncodeName("dbg:m")) {
if (!IsInitialProcess(pid)) {
Registration::Process *proc = GetProcessForPid(pid);
if (proc == NULL) {
return 0x415;
@ -204,7 +232,7 @@ Result Registration::RegisterServiceForPid(u64 pid, u64 service, u64 max_session
return 0xC15;
}
if (pid >= REGISTRATION_PID_BUILTIN_MAX) {
if (!IsInitialProcess(pid)) {
Registration::Process *proc = GetProcessForPid(pid);
if (proc == NULL) {
return 0x415;
@ -288,7 +316,7 @@ Result Registration::UnregisterServiceForPid(u64 pid, u64 service) {
return 0xE15;
}
if (target_service->owner_pid != pid) {
if (!IsInitialProcess(pid) && target_service->owner_pid != pid) {
return 0x1015;
}