dmnt: allow disabling cheats via title-specific button combo

common/defaults/loader.ini

@@ -5,3 +5,4 @@ override_key=!R
 
 [default_config]
 override_key=!L
+cheat_enable_key=!L

docs/modules/pm.md

@@ -14,7 +14,7 @@ The SwIPC definition for this command follows.
 ```
 interface nn::pm::detail::IDebugMonitorInterface is pm:dmnt {
   ...
-  [65000] AtmosphereGetProcessHandle(u64 pid) -> handle<copy, process> process_handle;
+  [65000] AtmosphereGetProcessInfo(u64 pid) -> handle<copy, process> process_handle, u64 title_id, u64 storage_id;
 }
 ```
 

stratosphere/ams_mitm/source/utils.cpp

@@ -49,7 +49,7 @@ struct HblOverrideConfig {
 
 static HblOverrideConfig g_hbl_override_config = {
     .override_key = {
-        .key_combination = KEY_R,
+        .key_combination = KEY_L,
         .override_by_default = true
     },
     .title_id = 0x010000000000100D,

stratosphere/dmnt/source/dmnt_cheat_manager.cpp

@@ -17,6 +17,7 @@
 #include <switch.h>
 #include "dmnt_cheat_manager.hpp"
 #include "dmnt_cheat_vm.hpp"
+#include "dmnt_config.hpp"
 #include "pm_shim.h"
 
 static HosMutex g_cheat_lock;
@@ -206,6 +207,82 @@ static void StartDebugProcess(u64 pid) {
     }
 }
 
+Result DmntCheatManager::ForceOpenCheatProcess() {
+    std::scoped_lock<HosMutex> lk(g_cheat_lock);
+    Result rc;
+    
+    if (HasActiveCheatProcess()) {
+        return 0;
+    }
+    
+    /* Get the current application process ID. */
+    if (R_FAILED((rc = pmdmntGetApplicationPid(&g_cheat_process_metadata.process_id)))) {
+        return rc;
+    }
+    ON_SCOPE_EXIT { if (R_FAILED(rc)) { g_cheat_process_metadata.process_id = 0; } };
+    
+    /* Get process handle, use it to learn memory extents. */
+    {
+        Handle proc_h = 0;
+        ON_SCOPE_EXIT { if (proc_h != 0) { svcCloseHandle(proc_h); } };
+        
+        if (R_FAILED((rc = pmdmntAtmosphereGetProcessInfo(&proc_h, &g_cheat_process_metadata.title_id, nullptr, g_cheat_process_metadata.process_id)))) {
+            return rc;
+        }
+        
+        /* Get memory extents. */
+        PopulateMemoryExtents(&g_cheat_process_metadata.heap_extents, proc_h, 4, 5);
+        PopulateMemoryExtents(&g_cheat_process_metadata.alias_extents, proc_h, 2, 3);
+        if (kernelAbove200()) {
+            PopulateMemoryExtents(&g_cheat_process_metadata.address_space_extents, proc_h, 12, 13);
+        } else {
+            g_cheat_process_metadata.address_space_extents.base = 0x08000000UL;
+            g_cheat_process_metadata.address_space_extents.size = 0x78000000UL;
+        }
+    }
+    
+    /* Get module information from Loader. */
+    {
+        LoaderModuleInfo proc_modules[2];
+        u32 num_modules;
+        if (R_FAILED((rc = ldrDmntGetModuleInfos(g_cheat_process_metadata.process_id, proc_modules, sizeof(proc_modules), &num_modules)))) {
+            return rc;
+        }
+        
+        /* All applications must have two modules. */
+        /* However, this is a force-open, so we will accept one module. */
+        /* Poor HBL, I guess... */
+        LoaderModuleInfo *proc_module;
+        if (num_modules == 2) {
+            proc_module = &proc_modules[1];
+        } else if (num_modules == 1) {
+            proc_module = &proc_modules[0];
+        } else {
+            rc = ResultDmntCheatNotAttached;
+            return rc;
+        }
+        
+        g_cheat_process_metadata.main_nso_extents.base = proc_module->base_address;
+        g_cheat_process_metadata.main_nso_extents.size = proc_module->size;
+        memcpy(g_cheat_process_metadata.main_nso_build_id, proc_module->build_id, sizeof(g_cheat_process_metadata.main_nso_build_id));
+    }
+    
+    /* TODO: Read cheats off the SD. */
+    
+    /* Open a debug handle. */
+    if (R_FAILED((rc = svcDebugActiveProcess(&g_cheat_process_debug_hnd, g_cheat_process_metadata.process_id)))) {
+        return rc;
+    }
+        
+    /* Continue debug events, etc. */
+    ContinueCheatProcess();
+    
+    /* Signal to our fans. */
+    g_cheat_process_event->Signal();
+    
+    return rc;
+}
+
 void DmntCheatManager::OnNewApplicationLaunch() {
     std::scoped_lock<HosMutex> lk(g_cheat_lock);
     Result rc;
@@ -223,7 +300,7 @@ void DmntCheatManager::OnNewApplicationLaunch() {
         Handle proc_h = 0;
         ON_SCOPE_EXIT { if (proc_h != 0) { svcCloseHandle(proc_h); } };
         
-        if (R_FAILED((rc = pmdmntAtmosphereGetProcessHandle(&proc_h, g_cheat_process_metadata.process_id)))) {
+        if (R_FAILED((rc = pmdmntAtmosphereGetProcessInfo(&proc_h, &g_cheat_process_metadata.title_id, nullptr, g_cheat_process_metadata.process_id)))) {
             fatalSimple(rc);
         }
         
@@ -238,6 +315,13 @@ void DmntCheatManager::OnNewApplicationLaunch() {
         }
     }
     
+    /* Check if we should skip based on keys down. */
+    if (!DmntConfigManager::HasCheatEnableButton(g_cheat_process_metadata.title_id)) {
+        StartDebugProcess(g_cheat_process_metadata.process_id);
+        g_cheat_process_metadata.process_id = 0;
+        return;
+    }
+    
     /* Get module information from Loader. */
     {
         LoaderModuleInfo proc_modules[2];

stratosphere/dmnt/source/dmnt_cheat_manager.hpp

@@ -34,6 +34,7 @@ class DmntCheatManager {
         static bool GetHasActiveCheatProcess();
         static Handle GetCheatProcessEventHandle();
         static Result GetCheatProcessMetadata(CheatProcessMetadata *out);
+        static Result ForceOpenCheatProcess();
         
         static Result ReadCheatProcessMemoryForVm(u64 proc_addr, void *out_data, size_t size);
         static Result WriteCheatProcessMemoryForVm(u64 proc_addr, const void *data, size_t size);

stratosphere/dmnt/source/dmnt_cheat_service.cpp

@@ -30,6 +30,16 @@ Result DmntCheatService::GetCheatProcessMetadata(Out<CheatProcessMetadata> out_m
     return DmntCheatManager::GetCheatProcessMetadata(out_metadata.GetPointer());
 }
 
+Result DmntCheatService::ForceOpenCheatProcess() {
+    Result rc = DmntCheatManager::ForceOpenCheatProcess();
+    
+    if (R_FAILED(rc)) {
+        rc = ResultDmntCheatNotAttached;
+    }
+    
+    return rc;
+}
+
 
 Result DmntCheatService::GetCheatProcessMappingCount(Out<u64> out_count) {
     return DmntCheatManager::GetCheatProcessMappingCount(out_count.GetPointer());

stratosphere/dmnt/source/dmnt_cheat_service.hpp

@@ -25,6 +25,7 @@ enum DmntCheatCmd {
     DmntCheat_Cmd_HasCheatProcess = 65000,
     DmntCheat_Cmd_GetCheatProcessEvent = 65001,
     DmntCheat_Cmd_GetCheatProcessMetadata = 65002,
+    DmntCheat_Cmd_ForceOpenCheatProcess = 65003,
     
     /* Interact with Memory */
     DmntCheat_Cmd_GetCheatProcessMappingCount = 65100,
@@ -52,6 +53,7 @@ class DmntCheatService final : public IServiceObject {
         void HasCheatProcess(Out<bool> out);
         void GetCheatProcessEvent(Out<CopiedHandle> out_event);
         Result GetCheatProcessMetadata(Out<CheatProcessMetadata> out_metadata);
+        Result ForceOpenCheatProcess();
         
         Result GetCheatProcessMappingCount(Out<u64> out_count);
         Result GetCheatProcessMappings(OutBuffer<MemoryInfo> mappings, Out<u64> out_count, u64 offset);
@@ -75,6 +77,7 @@ class DmntCheatService final : public IServiceObject {
             MakeServiceCommandMeta<DmntCheat_Cmd_HasCheatProcess, &DmntCheatService::HasCheatProcess>(),
             MakeServiceCommandMeta<DmntCheat_Cmd_GetCheatProcessEvent, &DmntCheatService::GetCheatProcessEvent>(),
             MakeServiceCommandMeta<DmntCheat_Cmd_GetCheatProcessMetadata, &DmntCheatService::GetCheatProcessMetadata>(),
+            MakeServiceCommandMeta<DmntCheat_Cmd_ForceOpenCheatProcess, &DmntCheatService::ForceOpenCheatProcess>(),
 
             MakeServiceCommandMeta<DmntCheat_Cmd_GetCheatProcessMappingCount, &DmntCheatService::GetCheatProcessMappingCount>(),
             MakeServiceCommandMeta<DmntCheat_Cmd_GetCheatProcessMappings, &DmntCheatService::GetCheatProcessMappings>(),

stratosphere/dmnt/source/dmnt_cheat_types.hpp

@@ -27,6 +27,7 @@ struct MemoryRegionExtents {
 
 struct CheatProcessMetadata {
     u64 process_id;
+    u64 title_id;
     MemoryRegionExtents main_nso_extents;
     MemoryRegionExtents heap_extents;
     MemoryRegionExtents alias_extents;

stratosphere/dmnt/source/dmnt_cheat_vm.cpp

@@ -18,6 +18,7 @@
 #include "dmnt_cheat_types.hpp"
 #include "dmnt_cheat_vm.hpp"
 #include "dmnt_cheat_manager.hpp"
+#include "dmnt_hid.hpp"
 
 
 void DmntCheatVm::OpenDebugLogFile() {
@@ -356,8 +357,8 @@ void DmntCheatVm::Execute(const CheatProcessMetadata *metadata) {
     CheatVmOpcode cur_opcode;
     u64 kDown = 0;
     
-    /* TODO: Get Keys down. */
-    
+    /* Get Keys down. */
+    HidManagement::GetKeysDown(&kDown);
     
     this->OpenDebugLogFile();
     ON_SCOPE_EXIT { this->CloseDebugLogFile(); };
@@ -365,6 +366,7 @@ void DmntCheatVm::Execute(const CheatProcessMetadata *metadata) {
     this->LogToDebugFile("Started VM execution.\n");
     this->LogToDebugFile("Main NSO:  %012lx\n", metadata->main_nso_extents.base);
     this->LogToDebugFile("Heap:      %012lx\n", metadata->main_nso_extents.base);
+    this->LogToDebugFile("Keys Down: %08x\n", (u32)(kDown & 0x0FFFFFFF));
         
     /* Clear VM state. */
     this->ResetState();

stratosphere/dmnt/source/dmnt_config.cpp

@@ -0,0 +1,157 @@
+/*
+ * Copyright (c) 2018 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+ 
+#include <switch.h>
+#include <string.h>
+#include <stratosphere.hpp>
+
+#include "dmnt_hid.hpp"
+#include "dmnt_config.hpp"
+#include "ini.h"
+
+/* Support variables. */
+static OverrideKey g_default_cheat_enable_key = {
+    .key_combination = KEY_L,
+    .override_by_default = true
+};
+
+/* Static buffer for loader.ini contents at runtime. */
+static char g_config_ini_data[0x800];
+
+static OverrideKey ParseOverrideKey(const char *value) {
+    OverrideKey cfg;
+    
+    /* Parse on by default. */
+    if (value[0] == '!') {
+        cfg.override_by_default = true;
+        value++;
+    } else {
+        cfg.override_by_default = false;
+    }
+    
+    /* Parse key combination. */
+    if (strcasecmp(value, "A") == 0) {
+        cfg.key_combination = KEY_A;
+    } else if (strcasecmp(value, "B") == 0) {
+        cfg.key_combination = KEY_B;
+    } else if (strcasecmp(value, "X") == 0) {
+        cfg.key_combination = KEY_X;
+    } else if (strcasecmp(value, "Y") == 0) {
+        cfg.key_combination = KEY_Y;
+    } else if (strcasecmp(value, "LS") == 0) {
+        cfg.key_combination = KEY_LSTICK;
+    } else if (strcasecmp(value, "RS") == 0) {
+        cfg.key_combination = KEY_RSTICK;
+    } else if (strcasecmp(value, "L") == 0) {
+        cfg.key_combination = KEY_L;
+    } else if (strcasecmp(value, "R") == 0) {
+        cfg.key_combination = KEY_R;
+    } else if (strcasecmp(value, "ZL") == 0) {
+        cfg.key_combination = KEY_ZL;
+    } else if (strcasecmp(value, "ZR") == 0) {
+        cfg.key_combination = KEY_ZR;
+    } else if (strcasecmp(value, "PLUS") == 0) {
+        cfg.key_combination = KEY_PLUS;
+    } else if (strcasecmp(value, "MINUS") == 0) {
+        cfg.key_combination = KEY_MINUS;
+    } else if (strcasecmp(value, "DLEFT") == 0) {
+        cfg.key_combination = KEY_DLEFT;
+    } else if (strcasecmp(value, "DUP") == 0) {
+        cfg.key_combination = KEY_DUP;
+    } else if (strcasecmp(value, "DRIGHT") == 0) {
+        cfg.key_combination = KEY_DRIGHT;
+    } else if (strcasecmp(value, "DDOWN") == 0) {
+        cfg.key_combination = KEY_DDOWN;
+    } else if (strcasecmp(value, "SL") == 0) {
+        cfg.key_combination = KEY_SL;
+    } else if (strcasecmp(value, "SR") == 0) {
+        cfg.key_combination = KEY_SR;
+    } else {
+        cfg.key_combination = 0;
+    }
+    
+    return cfg;
+}
+
+static int DmntIniHandler(void *user, const char *section, const char *name, const char *value) {
+    /* Taken and modified, with love, from Rajkosto's implementation. */
+    if (strcasecmp(section, "default_config") == 0) {
+        if (strcasecmp(name, "cheat_enable_key") == 0) {
+            g_default_cheat_enable_key = ParseOverrideKey(value);
+        }
+    } else {
+        return 0;
+    }
+    return 1;
+}
+
+static int DmntTitleSpecificIniHandler(void *user, const char *section, const char *name, const char *value) {
+    /* We'll output an override key when relevant. */
+    OverrideKey *user_cfg = reinterpret_cast<OverrideKey *>(user);
+    
+    if (strcasecmp(section, "override_config") == 0) {
+        if (strcasecmp(name, "cheat_enable_key") == 0) {
+            *user_cfg = ParseOverrideKey(value);
+        }
+    } else {
+        return 0;
+    }
+    return 1;
+}
+
+void DmntConfigManager::RefreshConfiguration() {
+    FILE *config = fopen("sdmc:/atmosphere/loader.ini", "r");
+    if (config == NULL) {
+        return;
+    }
+    
+    memset(g_config_ini_data, 0, sizeof(g_config_ini_data));
+    fread(g_config_ini_data, 1, sizeof(g_config_ini_data) - 1, config);
+    fclose(config);
+    
+    ini_parse_string(g_config_ini_data, DmntIniHandler, NULL);
+}
+
+OverrideKey DmntConfigManager::GetTitleCheatEnableKey(u64 tid) {
+    OverrideKey cfg = g_default_cheat_enable_key;
+    char path[FS_MAX_PATH+1] = {0};
+    snprintf(path, FS_MAX_PATH, "sdmc:/atmosphere/titles/%016lx/config.ini", tid); 
+    
+    
+    FILE *config = fopen(path, "r");
+    if (config != NULL) {
+        ON_SCOPE_EXIT { fclose(config); };
+
+        /* Parse current title ini. */
+        ini_parse_file(config, DmntTitleSpecificIniHandler, &cfg);
+    }
+    
+    return cfg;
+}
+
+static bool HasOverrideKey(OverrideKey *cfg) {
+    u64 kDown = 0;
+    bool keys_triggered = (R_SUCCEEDED(HidManagement::GetKeysDown(&kDown)) && ((kDown & cfg->key_combination) != 0));
+    return (cfg->override_by_default ^ keys_triggered);
+}
+
+bool DmntConfigManager::HasCheatEnableButton(u64 tid) {
+    /* Unconditionally refresh loader.ini contents. */
+    RefreshConfiguration();
+    
+    OverrideKey title_cfg = GetTitleCheatEnableKey(tid);
+    return HasOverrideKey(&title_cfg);
+}

stratosphere/dmnt/source/dmnt_config.hpp

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2018 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+ 
+#pragma once
+#include <switch.h>
+
+struct OverrideKey {
+    u64 key_combination;
+    bool override_by_default;
+};
+
+class DmntConfigManager {
+    public:
+        static void RefreshConfiguration();
+    
+        static OverrideKey GetTitleCheatEnableKey(u64 tid);
+        static bool HasCheatEnableButton(u64 tid);
+};

stratosphere/dmnt/source/dmnt_hid.cpp

@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2018 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+ 
+#include <switch.h>
+#include <string.h>
+
+#include "dmnt_hid.hpp"
+
+Result HidManagement::GetKeysDown(u64 *keys) {
+    if (R_FAILED(hidInitialize())) {
+        return MAKERESULT(Module_Libnx, LibnxError_InitFail_HID);
+    }
+    
+    hidScanInput();
+    *keys = hidKeysDown(CONTROLLER_P1_AUTO);
+    
+    hidExit();
+    return 0x0;
+}

stratosphere/dmnt/source/dmnt_hid.hpp

@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2018 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+ 
+#pragma once
+#include <switch.h>
+
+class HidManagement {
+    public:
+        static Result GetKeysDown(u64 *keys);
+};

stratosphere/dmnt/source/dmnt_main.cpp

@@ -26,6 +26,7 @@
 #include "dmnt_service.hpp"
 #include "dmnt_cheat_service.hpp"
 #include "dmnt_cheat_manager.hpp"
+#include "dmnt_config.hpp"
 
 extern "C" {
     extern u32 __start__;
@@ -128,6 +129,9 @@ int main(int argc, char **argv)
 {
     consoleDebugInit(debugDevice_SVC);
     
+    /* Initialize configuration manager. */
+    DmntConfigManager::RefreshConfiguration();
+    
     /* Start cheat manager. */
     DmntCheatManager::InitializeCheatManager();
     

stratosphere/dmnt/source/ini.c

@@ -0,0 +1,269 @@
+/* inih -- simple .INI file parser
+
+inih is released under the New BSD license (see LICENSE.txt). Go to the project
+home page for more info:
+
+https://github.com/benhoyt/inih
+
+*/
+
+#if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_WARNINGS)
+#define _CRT_SECURE_NO_WARNINGS
+#endif
+
+#include <stdio.h>
+#include <ctype.h>
+#include <string.h>
+
+#include "ini.h"
+
+#if !INI_USE_STACK
+#include <stdlib.h>
+#endif
+
+#define MAX_SECTION 50
+#define MAX_NAME 50
+
+/* Used by ini_parse_string() to keep track of string parsing state. */
+typedef struct {
+    const char* ptr;
+    size_t num_left;
+} ini_parse_string_ctx;
+
+/* Strip whitespace chars off end of given string, in place. Return s. */
+static char* rstrip(char* s)
+{
+    char* p = s + strlen(s);
+    while (p > s && isspace((unsigned char)(*--p)))
+        *p = '\0';
+    return s;
+}
+
+/* Return pointer to first non-whitespace char in given string. */
+static char* lskip(const char* s)
+{
+    while (*s && isspace((unsigned char)(*s)))
+        s++;
+    return (char*)s;
+}
+
+/* Return pointer to first char (of chars) or inline comment in given string,
+   or pointer to null at end of string if neither found. Inline comment must
+   be prefixed by a whitespace character to register as a comment. */
+static char* find_chars_or_comment(const char* s, const char* chars)
+{
+#if INI_ALLOW_INLINE_COMMENTS
+    int was_space = 0;
+    while (*s && (!chars || !strchr(chars, *s)) &&
+           !(was_space && strchr(INI_INLINE_COMMENT_PREFIXES, *s))) {
+        was_space = isspace((unsigned char)(*s));
+        s++;
+    }
+#else
+    while (*s && (!chars || !strchr(chars, *s))) {
+        s++;
+    }
+#endif
+    return (char*)s;
+}
+
+/* Version of strncpy that ensures dest (size bytes) is null-terminated. */
+static char* strncpy0(char* dest, const char* src, size_t size)
+{
+    strncpy(dest, src, size - 1);
+    dest[size - 1] = '\0';
+    return dest;
+}
+
+/* See documentation in header file. */
+int ini_parse_stream(ini_reader reader, void* stream, ini_handler handler,
+                     void* user)
+{
+    /* Uses a fair bit of stack (use heap instead if you need to) */
+#if INI_USE_STACK
+    char line[INI_MAX_LINE];
+    int max_line = INI_MAX_LINE;
+#else
+    char* line;
+    int max_line = INI_INITIAL_ALLOC;
+#endif
+#if INI_ALLOW_REALLOC
+    char* new_line;
+    int offset;
+#endif
+    char section[MAX_SECTION] = "";
+    char prev_name[MAX_NAME] = "";
+
+    char* start;
+    char* end;
+    char* name;
+    char* value;
+    int lineno = 0;
+    int error = 0;
+
+#if !INI_USE_STACK
+    line = (char*)malloc(INI_INITIAL_ALLOC);
+    if (!line) {
+        return -2;
+    }
+#endif
+
+#if INI_HANDLER_LINENO
+#define HANDLER(u, s, n, v) handler(u, s, n, v, lineno)
+#else
+#define HANDLER(u, s, n, v) handler(u, s, n, v)
+#endif
+
+    /* Scan through stream line by line */
+    while (reader(line, max_line, stream) != NULL) {
+#if INI_ALLOW_REALLOC
+        offset = strlen(line);
+        while (offset == max_line - 1 && line[offset - 1] != '\n') {
+            max_line *= 2;
+            if (max_line > INI_MAX_LINE)
+                max_line = INI_MAX_LINE;
+            new_line = realloc(line, max_line);
+            if (!new_line) {
+                free(line);
+                return -2;
+            }
+            line = new_line;
+            if (reader(line + offset, max_line - offset, stream) == NULL)
+                break;
+            if (max_line >= INI_MAX_LINE)
+                break;
+            offset += strlen(line + offset);
+        }
+#endif
+
+        lineno++;
+
+        start = line;
+#if INI_ALLOW_BOM
+        if (lineno == 1 && (unsigned char)start[0] == 0xEF &&
+                           (unsigned char)start[1] == 0xBB &&
+                           (unsigned char)start[2] == 0xBF) {
+            start += 3;
+        }
+#endif
+        start = lskip(rstrip(start));
+
+        if (strchr(INI_START_COMMENT_PREFIXES, *start)) {
+            /* Start-of-line comment */
+        }
+#if INI_ALLOW_MULTILINE
+        else if (*prev_name && *start && start > line) {
+            /* Non-blank line with leading whitespace, treat as continuation
+               of previous name's value (as per Python configparser). */
+            if (!HANDLER(user, section, prev_name, start) && !error)
+                error = lineno;
+        }
+#endif
+        else if (*start == '[') {
+            /* A "[section]" line */
+            end = find_chars_or_comment(start + 1, "]");
+            if (*end == ']') {
+                *end = '\0';
+                strncpy0(section, start + 1, sizeof(section));
+                *prev_name = '\0';
+            }
+            else if (!error) {
+                /* No ']' found on section line */
+                error = lineno;
+            }
+        }
+        else if (*start) {
+            /* Not a comment, must be a name[=:]value pair */
+            end = find_chars_or_comment(start, "=:");
+            if (*end == '=' || *end == ':') {
+                *end = '\0';
+                name = rstrip(start);
+                value = end + 1;
+#if INI_ALLOW_INLINE_COMMENTS
+                end = find_chars_or_comment(value, NULL);
+                if (*end)
+                    *end = '\0';
+#endif
+                value = lskip(value);
+                rstrip(value);
+
+                /* Valid name[=:]value pair found, call handler */
+                strncpy0(prev_name, name, sizeof(prev_name));
+                if (!HANDLER(user, section, name, value) && !error)
+                    error = lineno;
+            }
+            else if (!error) {
+                /* No '=' or ':' found on name[=:]value line */
+                error = lineno;
+            }
+        }
+
+#if INI_STOP_ON_FIRST_ERROR
+        if (error)
+            break;
+#endif
+    }
+
+#if !INI_USE_STACK
+    free(line);
+#endif
+
+    return error;
+}
+
+/* See documentation in header file. */
+int ini_parse_file(FILE* file, ini_handler handler, void* user)
+{
+    return ini_parse_stream((ini_reader)fgets, file, handler, user);
+}
+
+/* See documentation in header file. */
+int ini_parse(const char* filename, ini_handler handler, void* user)
+{
+    FILE* file;
+    int error;
+
+    file = fopen(filename, "r");
+    if (!file)
+        return -1;
+    error = ini_parse_file(file, handler, user);
+    fclose(file);
+    return error;
+}
+
+/* An ini_reader function to read the next line from a string buffer. This
+   is the fgets() equivalent used by ini_parse_string(). */
+static char* ini_reader_string(char* str, int num, void* stream) {
+    ini_parse_string_ctx* ctx = (ini_parse_string_ctx*)stream;
+    const char* ctx_ptr = ctx->ptr;
+    size_t ctx_num_left = ctx->num_left;
+    char* strp = str;
+    char c;
+
+    if (ctx_num_left == 0 || num < 2)
+        return NULL;
+
+    while (num > 1 && ctx_num_left != 0) {
+        c = *ctx_ptr++;
+        ctx_num_left--;
+        *strp++ = c;
+        if (c == '\n')
+            break;
+        num--;
+    }
+
+    *strp = '\0';
+    ctx->ptr = ctx_ptr;
+    ctx->num_left = ctx_num_left;
+    return str;
+}
+
+/* See documentation in header file. */
+int ini_parse_string(const char* string, ini_handler handler, void* user) {
+    ini_parse_string_ctx ctx;
+
+    ctx.ptr = string;
+    ctx.num_left = strlen(string);
+    return ini_parse_stream((ini_reader)ini_reader_string, &ctx, handler,
+                            user);
+}

stratosphere/dmnt/source/ini.h

@@ -0,0 +1,130 @@
+/* inih -- simple .INI file parser
+
+inih is released under the New BSD license (see LICENSE.txt). Go to the project
+home page for more info:
+
+https://github.com/benhoyt/inih
+
+*/
+
+#ifndef __INI_H__
+#define __INI_H__
+
+/* Make this header file easier to include in C++ code */
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdio.h>
+
+/* Nonzero if ini_handler callback should accept lineno parameter. */
+#ifndef INI_HANDLER_LINENO
+#define INI_HANDLER_LINENO 0
+#endif
+
+/* Typedef for prototype of handler function. */
+#if INI_HANDLER_LINENO
+typedef int (*ini_handler)(void* user, const char* section,
+                           const char* name, const char* value,
+                           int lineno);
+#else
+typedef int (*ini_handler)(void* user, const char* section,
+                           const char* name, const char* value);
+#endif
+
+/* Typedef for prototype of fgets-style reader function. */
+typedef char* (*ini_reader)(char* str, int num, void* stream);
+
+/* Parse given INI-style file. May have [section]s, name=value pairs
+   (whitespace stripped), and comments starting with ';' (semicolon). Section
+   is "" if name=value pair parsed before any section heading. name:value
+   pairs are also supported as a concession to Python's configparser.
+
+   For each name=value pair parsed, call handler function with given user
+   pointer as well as section, name, and value (data only valid for duration
+   of handler call). Handler should return nonzero on success, zero on error.
+
+   Returns 0 on success, line number of first error on parse error (doesn't
+   stop on first error), -1 on file open error, or -2 on memory allocation
+   error (only when INI_USE_STACK is zero).
+*/
+int ini_parse(const char* filename, ini_handler handler, void* user);
+
+/* Same as ini_parse(), but takes a FILE* instead of filename. This doesn't
+   close the file when it's finished -- the caller must do that. */
+int ini_parse_file(FILE* file, ini_handler handler, void* user);
+
+/* Same as ini_parse(), but takes an ini_reader function pointer instead of
+   filename. Used for implementing custom or string-based I/O (see also
+   ini_parse_string). */
+int ini_parse_stream(ini_reader reader, void* stream, ini_handler handler,
+                     void* user);
+
+/* Same as ini_parse(), but takes a zero-terminated string with the INI data
+instead of a file. Useful for parsing INI data from a network socket or
+already in memory. */
+int ini_parse_string(const char* string, ini_handler handler, void* user);
+
+/* Nonzero to allow multi-line value parsing, in the style of Python's
+   configparser. If allowed, ini_parse() will call the handler with the same
+   name for each subsequent line parsed. */
+#ifndef INI_ALLOW_MULTILINE
+#define INI_ALLOW_MULTILINE 1
+#endif
+
+/* Nonzero to allow a UTF-8 BOM sequence (0xEF 0xBB 0xBF) at the start of
+   the file. See http://code.google.com/p/inih/issues/detail?id=21 */
+#ifndef INI_ALLOW_BOM
+#define INI_ALLOW_BOM 1
+#endif
+
+/* Chars that begin a start-of-line comment. Per Python configparser, allow
+   both ; and # comments at the start of a line by default. */
+#ifndef INI_START_COMMENT_PREFIXES
+#define INI_START_COMMENT_PREFIXES ";#"
+#endif
+
+/* Nonzero to allow inline comments (with valid inline comment characters
+   specified by INI_INLINE_COMMENT_PREFIXES). Set to 0 to turn off and match
+   Python 3.2+ configparser behaviour. */
+#ifndef INI_ALLOW_INLINE_COMMENTS
+#define INI_ALLOW_INLINE_COMMENTS 1
+#endif
+#ifndef INI_INLINE_COMMENT_PREFIXES
+#define INI_INLINE_COMMENT_PREFIXES ";"
+#endif
+
+/* Nonzero to use stack for line buffer, zero to use heap (malloc/free). */
+#ifndef INI_USE_STACK
+#define INI_USE_STACK 1
+#endif
+
+/* Maximum line length for any line in INI file (stack or heap). Note that
+   this must be 3 more than the longest line (due to '\r', '\n', and '\0'). */
+#ifndef INI_MAX_LINE
+#define INI_MAX_LINE 200
+#endif
+
+/* Nonzero to allow heap line buffer to grow via realloc(), zero for a
+   fixed-size buffer of INI_MAX_LINE bytes. Only applies if INI_USE_STACK is
+   zero. */
+#ifndef INI_ALLOW_REALLOC
+#define INI_ALLOW_REALLOC 0
+#endif
+
+/* Initial size in bytes for heap line buffer. Only applies if INI_USE_STACK
+   is zero. */
+#ifndef INI_INITIAL_ALLOC
+#define INI_INITIAL_ALLOC 200
+#endif
+
+/* Stop parsing on first error (default is to keep parsing). */
+#ifndef INI_STOP_ON_FIRST_ERROR
+#define INI_STOP_ON_FIRST_ERROR 0
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __INI_H__ */

stratosphere/dmnt/source/pm_shim.c

@@ -18,7 +18,7 @@
 #include "pm_shim.h"
 
 /* Atmosphere extension commands. */
-Result pmdmntAtmosphereGetProcessHandle(Handle* out, u64 pid) {
+Result pmdmntAtmosphereGetProcessInfo(Handle* out, u64 *tid_out, FsStorageId *sid_out, u64 pid) {
     IpcCommand c;
     ipcInitialize(&c);
     Service *s = pmdmntGetServiceSession();
@@ -42,6 +42,8 @@ Result pmdmntAtmosphereGetProcessHandle(Handle* out, u64 pid) {
         struct {
             u64 magic;
             u64 result;
+            u64 title_id;
+            FsStorageId storage_id;
         } *resp;
 
         serviceIpcParse(s, &r, sizeof(*resp));
@@ -50,7 +52,13 @@ Result pmdmntAtmosphereGetProcessHandle(Handle* out, u64 pid) {
         rc = resp->result;
 
         if (R_SUCCEEDED(rc)) {
+            if (out) {
                *out = r.Handles[0]; 
+            } else {
+                svcCloseHandle(r.Handles[0]);
+            }
+            if (tid_out) *tid_out = resp->title_id;
+            if (sid_out) *sid_out = resp->storage_id;
         }
     }
 

stratosphere/dmnt/source/pm_shim.h

@@ -12,7 +12,7 @@ extern "C" {
 #endif
 
 /* Atmosphere extension commands. */
-Result pmdmntAtmosphereGetProcessHandle(Handle* out, u64 pid);
+Result pmdmntAtmosphereGetProcessInfo(Handle* out, u64 *tid_out, FsStorageId *sid_out, u64 pid);
 
 #ifdef __cplusplus
 }

stratosphere/loader/source/ldr_content_management.cpp

@@ -40,7 +40,7 @@ static bool g_mounted_hbl_nsp = false;
 static char g_hbl_sd_path[FS_MAX_PATH+1] = "@Sdcard:/atmosphere/hbl.nsp\x00";
 
 static OverrideKey g_default_override_key = {
-    .key_combination = KEY_R,
+    .key_combination = KEY_L,
     .override_by_default = true
 };
 

stratosphere/pm/source/pm_debug_monitor.cpp

@@ -76,10 +76,11 @@ Result DebugMonitorService::DisableDebug(u32 which) {
     return Registration::DisableDebug(which);
 }
 
-Result DebugMonitorService::AtmosphereGetProcessHandle(Out<CopiedHandle> proc_hand, u64 pid) {
+Result DebugMonitorService::AtmosphereGetProcessInfo(Out<CopiedHandle> proc_hand, Out<Registration::TidSid> tid_sid, u64 pid) {
     auto proc = Registration::GetProcess(pid);
-    if(proc != nullptr) {
+    if (proc != nullptr) {
         proc_hand.SetValue(proc->handle);
+        tid_sid.SetValue(proc->tid_sid);
         return 0;
     }
     return 0x20F;

stratosphere/pm/source/pm_debug_monitor.hpp

@@ -38,7 +38,7 @@ enum DmntCmd {
     
     Dmnt_Cmd_6X_DisableDebug = 6,
 
-    Dmnt_Cmd_AtmosphereGetProcessHandle = 65000,
+    Dmnt_Cmd_AtmosphereGetProcessInfo = 65000,
     Dmnt_Cmd_AtmosphereGetCurrentLimitInfo = 65001,
 };
 
@@ -55,7 +55,7 @@ class DebugMonitorService final : public IServiceObject {
         Result DisableDebug(u32 which);
 
         /* Atmosphere commands. */
-        Result AtmosphereGetProcessHandle(Out<CopiedHandle> proc_hand, u64 pid);
+        Result AtmosphereGetProcessInfo(Out<CopiedHandle> proc_hand, Out<Registration::TidSid> tid_sid, u64 pid);
         Result AtmosphereGetCurrentLimitInfo(Out<u64> cur_val, Out<u64> lim_val, u32 category, u32 resource);
     public:
         DEFINE_SERVICE_DISPATCH_TABLE {
@@ -80,7 +80,7 @@ class DebugMonitorService final : public IServiceObject {
             MakeServiceCommandMeta<Dmnt_Cmd_6X_DisableDebug, &DebugMonitorService::DisableDebug, FirmwareVersion_600>(),
             
             /* Atmosphere extensions. */
-            MakeServiceCommandMeta<Dmnt_Cmd_AtmosphereGetProcessHandle, &DebugMonitorService::AtmosphereGetProcessHandle>(),
+            MakeServiceCommandMeta<Dmnt_Cmd_AtmosphereGetProcessInfo, &DebugMonitorService::AtmosphereGetProcessInfo>(),
             MakeServiceCommandMeta<Dmnt_Cmd_AtmosphereGetCurrentLimitInfo, &DebugMonitorService::AtmosphereGetCurrentLimitInfo>(),
         };
 };