diff --git a/stratosphere/loader/source/ldr_map.cpp b/stratosphere/loader/source/ldr_map.cpp index 3751fd592..468a57a0b 100644 --- a/stratosphere/loader/source/ldr_map.cpp +++ b/stratosphere/loader/source/ldr_map.cpp @@ -27,15 +27,6 @@ Result MapUtils::LocateSpaceForMap(u64 *out, u64 out_size) { } } - -Result MapUtils::MapCodeMemoryForProcess(Handle process_h, bool is_64_bit_address_space, u64 base_address, u64 size, u64 *out_code_memory_address) { - if (kernelAbove200()) { - return MapCodeMemoryForProcessModern(process_h, base_address, size, out_code_memory_address); - } else { - return MapCodeMemoryForProcessDeprecated(process_h, is_64_bit_address_space, base_address, size, out_code_memory_address); - } -} - Result MapUtils::LocateSpaceForMapModern(u64 *out, u64 out_size) { MemoryInfo mem_info = {}; AddressSpaceInfo address_space = {}; @@ -126,70 +117,6 @@ Result MapUtils::LocateSpaceForMapDeprecated(u64 *out, u64 out_size) { return rc; } -Result MapUtils::MapCodeMemoryForProcessModern(Handle process_h, u64 base_address, u64 size, u64 *out_code_memory_address) { - AddressSpaceInfo address_space = {}; - Result rc; - - if (R_FAILED((rc = GetAddressSpaceInfo(&address_space, process_h)))) { - return rc; - } - - if (size > address_space.addspace_size) { - return ResultLoaderInsufficientAddressSpace; - } - - u64 try_address; - for (unsigned int i = 0; i < 0x200; i++) { - while (true) { - try_address = address_space.addspace_base + (StratosphereRandomUtils::GetRandomU64((u64)(address_space.addspace_size - size) >> 12) << 12); - if (address_space.heap_size && (address_space.heap_base <= try_address + size - 1 && try_address <= address_space.heap_end - 1)) { - continue; - } - if (address_space.map_size && (address_space.map_base <= try_address + size - 1 && try_address <= address_space.map_end - 1)) { - continue; - } - break; - } - rc = svcMapProcessCodeMemory(process_h, try_address, base_address, size); - if (rc != ResultKernelInvalidMemoryState) { - break; - } - } - if (R_SUCCEEDED(rc)) { - *out_code_memory_address = try_address; - } - return rc; -} - -Result MapUtils::MapCodeMemoryForProcessDeprecated(Handle process_h, bool is_64_bit_address_space, u64 base_address, u64 size, u64 *out_code_memory_address) { - Result rc; - u64 addspace_base, addspace_size; - if (is_64_bit_address_space) { - addspace_base = 0x8000000ULL; - addspace_size = 0x78000000ULL; - } else { - addspace_base = 0x200000ULL; - addspace_size = 0x3FE0000ULL; - } - - if (size > addspace_size) { - return ResultLoaderInsufficientAddressSpace; - } - - u64 try_address; - for (unsigned int i = 0; i < 0x200; i++) { - try_address = addspace_base + (StratosphereRandomUtils::GetRandomU64((u64)(addspace_size - size) >> 12) << 12); - rc = svcMapProcessCodeMemory(process_h, try_address, base_address, size); - if (rc != ResultKernelInvalidMemoryState) { - break; - } - } - if (R_SUCCEEDED(rc)) { - *out_code_memory_address = try_address; - } - return rc; -} - Result MapUtils::GetAddressSpaceInfo(AddressSpaceInfo *out, Handle process_h) { Result rc; if (R_FAILED((rc = svcGetInfo(&out->heap_base, 4, process_h, 0)))) { diff --git a/stratosphere/loader/source/ldr_map.hpp b/stratosphere/loader/source/ldr_map.hpp index 134d89a2f..c9a83b608 100644 --- a/stratosphere/loader/source/ldr_map.hpp +++ b/stratosphere/loader/source/ldr_map.hpp @@ -35,11 +35,6 @@ class MapUtils { static Result LocateSpaceForMapDeprecated(u64 *out, u64 out_size); static Result LocateSpaceForMapModern(u64 *out, u64 out_size); static Result LocateSpaceForMap(u64 *out, u64 out_size); - - - static Result MapCodeMemoryForProcessDeprecated(Handle process_h, bool is_64_bit_address_space, u64 base_address, u64 size, u64 *out_code_memory_address); - static Result MapCodeMemoryForProcessModern(Handle process_h, u64 base_address, u64 size, u64 *out_code_memory_address); - static Result MapCodeMemoryForProcess(Handle process_h, bool is_64_bit_address_space, u64 base_address, u64 size, u64 *out_code_memory_address); }; class AutoCloseMap { @@ -84,92 +79,3 @@ class AutoCloseMap { } } }; - -struct MappedCodeMemory { - Handle process_handle; - u64 base_address; - u64 size; - u64 code_memory_address; - void *mapped_address; - - bool IsActive() { - return this->code_memory_address != 0; - } - - bool IsMapped() { - return this->mapped_address != NULL; - } - - /* Utility functions. */ - Result Open(Handle process_h, bool is_64_bit_address_space, u64 address, u64 size) { - Result rc; - if (this->IsActive()) { - return ResultLoaderInternalError; - } - - this->process_handle = process_h; - this->base_address = address; - this->size = size; - - if (R_FAILED((rc = MapUtils::MapCodeMemoryForProcess(this->process_handle, is_64_bit_address_space, this->base_address, this->size, &this->code_memory_address)))) { - Close(); - } - return rc; - } - - Result OpenAtAddress(Handle process_h, u64 address, u64 size, u64 target_code_memory_address) { - Result rc; - if (this->IsActive()) { - return ResultLoaderInternalError; - } - this->process_handle = process_h; - this->base_address = address; - this->size = size; - - if (R_SUCCEEDED((rc = svcMapProcessCodeMemory(this->process_handle, target_code_memory_address, this->base_address, this->size)))) { - this->code_memory_address = target_code_memory_address; - } else { - Close(); - } - return rc; - } - - Result Map() { - Result rc; - u64 try_address; - if (this->IsMapped()) { - return ResultLoaderInternalError; - } - if (R_FAILED(rc = MapUtils::LocateSpaceForMap(&try_address, size))) { - return rc; - } - - if (R_FAILED((rc = svcMapProcessMemory((void *)try_address, this->process_handle, this->code_memory_address, size)))) { - return rc; - } - - this->mapped_address = (void *)try_address; - return rc; - } - - Result Unmap() { - Result rc = ResultSuccess; - if (this->IsMapped()) { - if (R_FAILED((rc = svcUnmapProcessMemory(this->mapped_address, this->process_handle, this->code_memory_address, this->size)))) { - /* TODO: panic(). */ - } - } - this->mapped_address = NULL; - return rc; - } - - void Close() { - Unmap(); - if (this->IsActive()) { - if (R_FAILED(svcUnmapProcessCodeMemory(this->process_handle, this->code_memory_address, this->base_address, this->size))) { - /* TODO: panic(). */ - } - } - *this = {}; - } -};