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Code Issues Releases Activity

Loader: Implement ldr:ro->UnloadNrr()

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This commit is contained in:
Michael Scire 2018-04-26 20:37:38 -06:00
parent 8524f284fd
commit e7aa5c246b
3 changed files with 32 additions and 3 deletions
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17
stratosphere/loader/source/ldr_registration.cpp
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@ -111,7 +111,7 @@ Result Registration::AddNrrInfo(u64 index, MappedCodeMemory *nrr_info) {
return 0x7009;
}
for (unsigned int i = 0; i < NSO_INFO_MAX; i++) {
for (unsigned int i = 0; i < NRR_INFO_MAX; i++) {
if (!target_process->nrr_infos[i].IsActive()) {
target_process->nrr_infos[i] = *nrr_info;
return 0;
@ -120,6 +120,21 @@ Result Registration::AddNrrInfo(u64 index, MappedCodeMemory *nrr_info) {
return 0x7009;
}
Result Registration::RemoveNrrInfo(u64 index, u64 base_address) {
Registration::Process *target_process = GetProcess(index);
if (target_process == NULL) {
/* Despite the fact that this should really be a panic condition, Nintendo returns 0x1009 in this case. */
return 0x1009;
}
for (unsigned int i = 0; i < NRR_INFO_MAX; i++) {
if (target_process->nrr_infos[i].IsActive() && target_process->nrr_infos[i].base_address == base_address) {
target_process->nrr_infos[i].Close();
return 0;
}
}
return 0xAA09;
}
Result Registration::GetNsoInfosForProcessId(Registration::NsoInfo *out, u32 max_out, u64 process_id, u32 *num_written) {
Registration::Process *target_process = GetProcessByProcessId(process_id);

1
stratosphere/loader/source/ldr_registration.hpp
View file

@ -52,5 +52,6 @@ class Registration {
static void SetProcessIdTidMinAndIs64BitAddressSpace(u64 index, u64 process_id, u64 tid_min, bool is_64_bit_addspace);
static void AddNsoInfo(u64 index, u64 base_address, u64 size, const unsigned char *build_id);
static Result AddNrrInfo(u64 index, MappedCodeMemory *nrr_info);
static Result RemoveNrrInfo(u64 index, u64 base_address);
static Result GetNsoInfosForProcessId(NsoInfo *out, u32 max_out, u64 process_id, u32 *num_written);
};

17
stratosphere/loader/source/ldr_ro_service.cpp
View file

@ -86,8 +86,21 @@ LOAD_NRR_END:
}
std::tuple<Result> RelocatableObjectsService::unload_nrr(PidDescriptor pid_desc, u64 nrr_address) {
/* TODO */
return std::make_tuple(0xF601);
Registration::Process *target_proc = NULL;
if (!this->has_initialized || this->process_id != pid_desc.pid) {
return 0xAE09;
}
if (nrr_address & 0xFFF) {
return 0xA209;
}
target_proc = Registration::GetProcessByProcessId(pid_desc.pid);
if (target_proc == NULL || (target_proc->owner_ro_service != NULL && (RelocatableObjectsService *)(target_proc->owner_ro_service) != this)) {
return 0xAC09;
}
target_proc->owner_ro_service = this;
return Registration::RemoveNrrInfo(target_proc->index, nrr_address);
}
std::tuple<Result> RelocatableObjectsService::initialize(PidDescriptor pid_desc, CopiedHandle process_h) {