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Stratosphere: Add Registration Management to Loader

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This commit is contained in:
Michael Scire 2018-04-18 23:00:10 -06:00
parent c5b7f39a67
commit 30e401d125
6 changed files with 197 additions and 80 deletions
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8
stratosphere/loader/source/ldr_debug_monitor.cpp
View file

@ -7,10 +7,6 @@ Result DebugMonitorService::dispatch(IpcParsedCommand *r, IpcCommand *out_c, u32
Result rc = 0xF601;
fprintf(stderr, "TLS: %p\n", armGetTls());
/* TODO: Prepare SFCO. */
switch ((DebugMonitorServiceCmd)cmd_id) {
case Dmnt_Cmd_AddTitleToLaunchQueue:
/* Validate arguments. */
@ -25,7 +21,7 @@ Result DebugMonitorService::dispatch(IpcParsedCommand *r, IpcCommand *out_c, u32
rc = add_title_to_launch_queue(((u64 *)in_rawdata)[0], (const char *)r->Statics[0], r->StaticSizes[0]);
*out_raw_data_count = 4;
*out_raw_data_count = 0;
break;
case Dmnt_Cmd_ClearLaunchQueue:
@ -34,7 +30,7 @@ Result DebugMonitorService::dispatch(IpcParsedCommand *r, IpcCommand *out_c, u32
}
rc = clear_launch_queue();
*out_raw_data_count = 4;
*out_raw_data_count = 0;
break;
case Dmnt_Cmd_GetNsoInfo:

30
stratosphere/loader/source/ldr_launch_queue.cpp
View file

@ -3,11 +3,9 @@
#include <cstdio>
#include "ldr_launch_queue.hpp"
static LaunchQueue::LaunchItem g_launch_queue[LAUNCH_QUEUE_SIZE] = {0};
namespace LaunchQueue {
static LaunchItem g_launch_queue[LAUNCH_QUEUE_SIZE];
Result add(u64 tid, const char *args, u64 arg_size) {
Result LaunchQueue::add(u64 tid, const char *args, u64 arg_size) {
if(arg_size > LAUNCH_QUEUE_ARG_SIZE_MAX) {
return 0x209;
}
@ -19,14 +17,11 @@ namespace LaunchQueue {
g_launch_queue[idx].tid = tid;
g_launch_queue[idx].arg_size = arg_size;
fprintf(stderr, "TID: %016llx, args: %p, size: %016llx\n", tid, args, arg_size);
fprintf(stderr, "Args: %s\n", args);
std::copy(args, args + arg_size, g_launch_queue[idx].args);
return 0x0;
}
}
Result add_item(const LaunchItem *item) {
Result LaunchQueue::add_item(const LaunchItem *item) {
if(item->arg_size > LAUNCH_QUEUE_ARG_SIZE_MAX) {
return 0x209;
}
@ -37,33 +32,32 @@ namespace LaunchQueue {
g_launch_queue[idx] = *item;
return 0x0;
}
}
int get_index(u64 tid) {
int LaunchQueue::get_index(u64 tid) {
for(unsigned int i = 0; i < LAUNCH_QUEUE_SIZE; i++) {
if(g_launch_queue[i].tid == tid) {
return i;
}
}
return LAUNCH_QUEUE_FULL;
}
}
int get_free_index(u64 tid) {
int LaunchQueue::get_free_index(u64 tid) {
for(unsigned int i = 0; i < LAUNCH_QUEUE_SIZE; i++) {
if(g_launch_queue[i].tid == tid || g_launch_queue[i].tid == 0x0) {
return i;
}
}
return LAUNCH_QUEUE_FULL;
}
}
bool contains(u64 tid) {
bool LaunchQueue::contains(u64 tid) {
return get_index(tid) != LAUNCH_QUEUE_FULL;
}
}
void clear() {
void LaunchQueue::clear() {
for (unsigned int i = 0; i < LAUNCH_QUEUE_SIZE; i++) {
g_launch_queue[i].tid = 0;
}
}
}

17
stratosphere/loader/source/ldr_launch_queue.hpp
View file

@ -6,17 +6,18 @@
#define LAUNCH_QUEUE_ARG_SIZE_MAX (0x8000)
namespace LaunchQueue {
class LaunchQueue {
public:
struct LaunchItem {
u64 tid;
u64 arg_size;
char args[LAUNCH_QUEUE_ARG_SIZE_MAX];
};
Result add(u64 tid, const char *args, u64 arg_size);
Result add_item(const LaunchItem *item);
int get_index(u64 tid);
int get_free_index(u64 tid);
bool contains(u64 tid);
void clear();
}
static Result add(u64 tid, const char *args, u64 arg_size);
static Result add_item(const LaunchItem *item);
static int get_index(u64 tid);
static int get_free_index(u64 tid);
static bool contains(u64 tid);
static void clear();
};

80
stratosphere/loader/source/ldr_registration.cpp Normal file
View file

@ -0,0 +1,80 @@
#include <switch.h>
#include <algorithm>
#include <cstdio>
#include "ldr_registration.hpp"
static Registration::List g_registration_list = {0};
static u64 g_num_registered = 1;
Registration::Process *get_free_process() {
unsigned int i;
for (i = 0; i < REGISTRATION_LIST_MAX; i++) {
if (!g_registration_list.processes[i].in_use) {
return &g_registration_list.processes[i];
}
}
return NULL;
}
Registration::Process *get_process(u64 index) {
unsigned int i;
for (i = 0; !g_registration_list.processes[i].in_use || g_registration_list.processes[i].index != index; i++) {
if (i >= REGISTRATION_LIST_MAX) {
return NULL;
}
}
return &g_registration_list.processes[i];
}
bool Registration::register_tid_sid(const TidSid *tid_sid, u64 *out_index) {
Registration::Process *free_process = get_free_process();
if (free_process == NULL) {
return false;
}
/* Reset the process. */
*free_process = {0};
free_process->tid_sid = *tid_sid;
free_process->in_use = true;
free_process->index = g_num_registered++;
*out_index = free_process->index;
return true;
}
bool Registration::unregister_index(u64 index) {
Registration::Process *target_process = get_process(index);
if (target_process == NULL) {
return false;
}
/* Reset the process. */
*target_process = {0};
return true;
}
void Registration::set_process_id_and_tid_min(u64 index, u64 process_id, u64 tid_min) {
Registration::Process *target_process = get_process(index);
if (target_process == NULL) {
return;
}
target_process->process_id = process_id;
target_process->title_id_min = tid_min;
}
void Registration::add_nso_info(u64 index, u64 base_address, u64 size, const unsigned char *build_id) {
Registration::Process *target_process = get_process(index);
if (target_process == NULL) {
return;
}
for (unsigned int i = 0; i < NSO_INFO_MAX; i++) {
if (!target_process->nso_infos[i].in_use) {
target_process->nso_infos[i].base_address = base_address;
target_process->nso_infos[i].size = size;
std::copy(build_id, build_id + sizeof(target_process->nso_infos[i].build_id), target_process->nso_infos[i].build_id);
target_process->nso_infos[i].in_use = true;
return;
}
}
}

43
stratosphere/loader/source/ldr_registration.hpp Normal file
View file

@ -0,0 +1,43 @@
#pragma once
#include <switch.h>
#define REGISTRATION_LIST_MAX (0x40)
#define NSO_INFO_MAX (0x20)
class Registration {
public:
struct NsoInfo {
bool in_use;
u64 base_address;
u64 size;
unsigned char build_id[0x20];
};
struct TidSid {
u64 title_id;
FsStorageId storage_id;
};
struct Process {
bool in_use;
u64 index;
u64 process_id;
u64 title_id_min;
Registration::TidSid tid_sid;
Registration::NsoInfo nso_infos[NSO_INFO_MAX];
u64 _0x730;
};
struct List {
Registration::Process processes[REGISTRATION_LIST_MAX];
u64 num_processes;
};
static Registration::Process *get_free_process();
static Registration::Process *get_process(u64 index);
static bool register_tid_sid(const TidSid *tid_sid, u64 *out_index);
static bool unregister_index(u64 index);
static void set_process_id_and_tid_min(u64 index, u64 process_id, u64 tid_min);
static void add_nso_info(u64 index, u64 base_address, u64 size, const unsigned char *build_id);
};

7
stratosphere/loader/source/ldr_shell.cpp
View file

@ -6,8 +6,6 @@ Result ShellService::dispatch(IpcParsedCommand *r, IpcCommand *out_c, u32 *cmd_b
Result rc = 0xF601;
/* TODO: Prepare SFCO. */
switch ((ShellServiceCmd)cmd_id) {
case Cmd_AddTitleToLaunchQueue:
/* Validate arguments. */
@ -15,6 +13,11 @@ Result ShellService::dispatch(IpcParsedCommand *r, IpcCommand *out_c, u32 *cmd_b
break;
}
if (r->Statics[0] == NULL) {
rc = 0xCE01;
break;
}
rc = add_title_to_launch_queue(((u64 *)in_rawdata)[0], (const char *)r->Statics[0], r->StaticSizes[0]);
*out_raw_data_count = 0;