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Code Issues Releases Activity

Stratosphere: Implement ldr:dmnt->GetNsoInfos()

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This commit is contained in:
Michael Scire 2018-04-19 16:14:48 -06:00
parent b2660c661c
commit b843938b1a
3 changed files with 53 additions and 8 deletions
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12
stratosphere/loader/source/ldr_debug_monitor.cpp
View file

@ -1,7 +1,10 @@
#include <switch.h>
#include <cstdio>
#include <algorithm>
#include "ldr_debug_monitor.hpp"
#include "ldr_launch_queue.hpp"
#include "ldr_registration.hpp"
Result DebugMonitorService::dispatch(IpcParsedCommand *r, IpcCommand *out_c, u32 *cmd_buf, u32 cmd_id, u32 *in_rawdata, u32 in_rawdata_size, u32 *out_rawdata, u32 *out_raw_data_count) {
@ -64,6 +67,11 @@ Result DebugMonitorService::clear_launch_queue() {
}
Result DebugMonitorService::get_nso_info(u64 pid, void *out, size_t out_size, u32 *out_num_nsos) {
/* TODO, once I've defined struct NsoInfo elsewhere (in ldr_RegisteredProcesses.hpp) */
return 0;
u32 max_out = out_size / (sizeof(Registration::NsoInfo));
Registration::NsoInfo *nso_out = (Registration::NsoInfo *)out;
std::fill(nso_out, nso_out + max_out, (const Registration::NsoInfo){0});
return Registration::get_nso_infos_for_process_id(nso_out, max_out, pid, out_num_nsos);
}

39
stratosphere/loader/source/ldr_registration.cpp
View file

@ -26,6 +26,16 @@ Registration::Process *Registration::get_process(u64 index) {
return &g_registration_list.processes[i];
}
Registration::Process *Registration::get_process_by_process_id(u64 pid) {
unsigned int i;
for (i = 0; !g_registration_list.processes[i].in_use || g_registration_list.processes[i].process_id != pid; 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) {
@ -70,11 +80,32 @@ void Registration::add_nso_info(u64 index, u64 base_address, u64 size, const uns
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].info.base_address = base_address;
target_process->nso_infos[i].info.size = size;
std::copy(build_id, build_id + sizeof(target_process->nso_infos[i].info.build_id), target_process->nso_infos[i].info.build_id);
target_process->nso_infos[i].in_use = true;
return;
}
}
}
}
Result Registration::get_nso_infos_for_process_id(Registration::NsoInfo *out, u32 max_out, u64 process_id, u32 *num_written) {
Registration::Process *target_process = get_process_by_process_id(process_id);
if (target_process == NULL) {
return 0x1009;
}
u32 cur = 0;
if (max_out > 0) {
for (unsigned int i = 0; i < NSO_INFO_MAX && cur < max_out; i++) {
if (target_process->nso_infos[i].in_use) {
out[cur++] = target_process->nso_infos[i].info;
}
}
}
*num_written = cur;
return 0;
}

10
stratosphere/loader/source/ldr_registration.hpp
View file

@ -8,12 +8,16 @@
class Registration {
public:
struct NsoInfo {
bool in_use;
u64 base_address;
u64 size;
unsigned char build_id[0x20];
};
struct NsoInfoHolder {
bool in_use;
NsoInfo info;
};
struct TidSid {
u64 title_id;
FsStorageId storage_id;
@ -25,7 +29,7 @@ class Registration {
u64 process_id;
u64 title_id_min;
Registration::TidSid tid_sid;
Registration::NsoInfo nso_infos[NSO_INFO_MAX];
Registration::NsoInfoHolder nso_infos[NSO_INFO_MAX];
u64 _0x730;
};
@ -36,8 +40,10 @@ class Registration {
static Registration::Process *get_free_process();
static Registration::Process *get_process(u64 index);
static Registration::Process *get_process_by_process_id(u64 pid);
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);
static Result get_nso_infos_for_process_id(NsoInfo *out, u32 max_out, u64 process_id, u32 *num_written);
};