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early-access version 1476

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This commit is contained in:
pineappleEA
2021-02-19 02:26:25 +01:00
parent d8bef01911
commit e0b01c7370
55 changed files with 4254 additions and 209 deletions
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30
src/core/hle/service/ldr/ldr.cpp
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@@ -11,8 +11,8 @@
#include "common/scope_exit.h"
#include "core/core.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/memory/page_table.h"
#include "core/hle/kernel/memory/system_control.h"
#include "core/hle/kernel/k_page_table.h"
#include "core/hle/kernel/k_system_control.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/svc_results.h"
#include "core/hle/service/ldr/ldr.h"
@@ -287,12 +287,11 @@ public:
rb.Push(RESULT_SUCCESS);
}
bool ValidateRegionForMap(Kernel::Memory::PageTable& page_table, VAddr start,
std::size_t size) const {
constexpr std::size_t padding_size{4 * Kernel::Memory::PageSize};
bool ValidateRegionForMap(Kernel::KPageTable& page_table, VAddr start, std::size_t size) const {
constexpr std::size_t padding_size{4 * Kernel::PageSize};
const auto start_info{page_table.QueryInfo(start - 1)};
if (start_info.state != Kernel::Memory::MemoryState::Free) {
if (start_info.state != Kernel::KMemoryState::Free) {
return {};
}
@@ -302,21 +301,20 @@ public:
const auto end_info{page_table.QueryInfo(start + size)};
if (end_info.state != Kernel::Memory::MemoryState::Free) {
if (end_info.state != Kernel::KMemoryState::Free) {
return {};
}
return (start + size + padding_size) <= (end_info.GetAddress() + end_info.GetSize());
}
VAddr GetRandomMapRegion(const Kernel::Memory::PageTable& page_table, std::size_t size) const {
VAddr GetRandomMapRegion(const Kernel::KPageTable& page_table, std::size_t size) const {
VAddr addr{};
const std::size_t end_pages{(page_table.GetAliasCodeRegionSize() - size) >>
Kernel::Memory::PageBits};
Kernel::PageBits};
do {
addr = page_table.GetAliasCodeRegionStart() +
(Kernel::Memory::SystemControl::GenerateRandomRange(0, end_pages)
<< Kernel::Memory::PageBits);
(Kernel::KSystemControl::GenerateRandomRange(0, end_pages) << Kernel::PageBits);
} while (!page_table.IsInsideAddressSpace(addr, size) ||
page_table.IsInsideHeapRegion(addr, size) ||
page_table.IsInsideAliasRegion(addr, size));
@@ -387,7 +385,7 @@ public:
const VAddr data_start{start + nro_header.segment_headers[DATA_INDEX].memory_offset};
const VAddr bss_start{data_start + nro_header.segment_headers[DATA_INDEX].memory_size};
const VAddr bss_end_addr{
Common::AlignUp(bss_start + nro_header.bss_size, Kernel::Memory::PageSize)};
Common::AlignUp(bss_start + nro_header.bss_size, Kernel::PageSize)};
auto CopyCode{[&](VAddr src_addr, VAddr dst_addr, u64 size) {
std::vector<u8> source_data(size);
@@ -402,12 +400,12 @@ public:
nro_header.segment_headers[DATA_INDEX].memory_size);
CASCADE_CODE(process->PageTable().SetCodeMemoryPermission(
text_start, ro_start - text_start, Kernel::Memory::MemoryPermission::ReadAndExecute));
CASCADE_CODE(process->PageTable().SetCodeMemoryPermission(
ro_start, data_start - ro_start, Kernel::Memory::MemoryPermission::Read));
text_start, ro_start - text_start, Kernel::KMemoryPermission::ReadAndExecute));
CASCADE_CODE(process->PageTable().SetCodeMemoryPermission(ro_start, data_start - ro_start,
Kernel::KMemoryPermission::Read));
return process->PageTable().SetCodeMemoryPermission(
data_start, bss_end_addr - data_start, Kernel::Memory::MemoryPermission::ReadAndWrite);
data_start, bss_end_addr - data_start, Kernel::KMemoryPermission::ReadAndWrite);
}
void LoadNro(Kernel::HLERequestContext& ctx) {