From d040b27a35fdf520b17fe6b1cd792058172c8ccc Mon Sep 17 00:00:00 2001 From: Liam Date: Tue, 21 Nov 2023 23:29:40 -0500 Subject: [PATCH] loader: apply nso patch to offset program image --- src/core/loader/nso.cpp | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/src/core/loader/nso.cpp b/src/core/loader/nso.cpp index 878c1c6cb..e310c8f0f 100644 --- a/src/core/loader/nso.cpp +++ b/src/core/loader/nso.cpp @@ -145,14 +145,16 @@ std::optional AppLoader_NSO::LoadModule(Kernel::KProcess& process, Core:: // Apply patches if necessary const auto name = nso_file.GetName(); if (pm && (pm->HasNSOPatch(nso_header.build_id, name) || Settings::values.dump_nso)) { - std::vector pi_header(sizeof(NSOHeader) + program_image.size()); + std::span patchable_section(program_image.data() + module_start, + program_image.size() - module_start); + std::vector pi_header(sizeof(NSOHeader) + patchable_section.size()); std::memcpy(pi_header.data(), &nso_header, sizeof(NSOHeader)); - std::memcpy(pi_header.data() + sizeof(NSOHeader), program_image.data(), - program_image.size()); + std::memcpy(pi_header.data() + sizeof(NSOHeader), patchable_section.data(), + patchable_section.size()); pi_header = pm->PatchNSO(pi_header, name); - std::copy(pi_header.begin() + sizeof(NSOHeader), pi_header.end(), program_image.data()); + std::copy(pi_header.begin() + sizeof(NSOHeader), pi_header.end(), patchable_section.data()); } #ifdef HAS_NCE