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-rw-r--r--src/core/file_sys/patch_manager.cpp22
1 files changed, 8 insertions, 14 deletions
diff --git a/src/core/file_sys/patch_manager.cpp b/src/core/file_sys/patch_manager.cpp
index efc572c72..fd21d3ad1 100644
--- a/src/core/file_sys/patch_manager.cpp
+++ b/src/core/file_sys/patch_manager.cpp
@@ -20,6 +20,7 @@
20#include "core/file_sys/vfs_vector.h" 20#include "core/file_sys/vfs_vector.h"
21#include "core/hle/service/filesystem/filesystem.h" 21#include "core/hle/service/filesystem/filesystem.h"
22#include "core/loader/loader.h" 22#include "core/loader/loader.h"
23#include "core/loader/nso.h"
23#include "core/settings.h" 24#include "core/settings.h"
24 25
25namespace FileSys { 26namespace FileSys {
@@ -32,14 +33,6 @@ constexpr std::array<const char*, 14> EXEFS_FILE_NAMES{
32 "subsdk3", "subsdk4", "subsdk5", "subsdk6", "subsdk7", "subsdk8", "subsdk9", 33 "subsdk3", "subsdk4", "subsdk5", "subsdk6", "subsdk7", "subsdk8", "subsdk9",
33}; 34};
34 35
35struct NSOBuildHeader {
36 u32_le magic;
37 INSERT_PADDING_BYTES(0x3C);
38 std::array<u8, 0x20> build_id;
39 INSERT_PADDING_BYTES(0xA0);
40};
41static_assert(sizeof(NSOBuildHeader) == 0x100, "NSOBuildHeader has incorrect size.");
42
43std::string FormatTitleVersion(u32 version, TitleVersionFormat format) { 36std::string FormatTitleVersion(u32 version, TitleVersionFormat format) {
44 std::array<u8, sizeof(u32)> bytes{}; 37 std::array<u8, sizeof(u32)> bytes{};
45 bytes[0] = version % SINGLE_BYTE_MODULUS; 38 bytes[0] = version % SINGLE_BYTE_MODULUS;
@@ -163,15 +156,16 @@ std::vector<VirtualFile> PatchManager::CollectPatches(const std::vector<VirtualD
163} 156}
164 157
165std::vector<u8> PatchManager::PatchNSO(const std::vector<u8>& nso) const { 158std::vector<u8> PatchManager::PatchNSO(const std::vector<u8>& nso) const {
166 if (nso.size() < sizeof(NSOBuildHeader)) { 159 if (nso.size() < sizeof(Loader::NSOHeader)) {
167 return nso; 160 return nso;
168 } 161 }
169 162
170 NSOBuildHeader header; 163 Loader::NSOHeader header;
171 std::memcpy(&header, nso.data(), sizeof(NSOBuildHeader)); 164 std::memcpy(&header, nso.data(), sizeof(header));
172 165
173 if (header.magic != Common::MakeMagic('N', 'S', 'O', '0')) 166 if (header.magic != Common::MakeMagic('N', 'S', 'O', '0')) {
174 return nso; 167 return nso;
168 }
175 169
176 const auto build_id_raw = Common::HexArrayToString(header.build_id); 170 const auto build_id_raw = Common::HexArrayToString(header.build_id);
177 const auto build_id = build_id_raw.substr(0, build_id_raw.find_last_not_of('0') + 1); 171 const auto build_id = build_id_raw.substr(0, build_id_raw.find_last_not_of('0') + 1);
@@ -214,11 +208,11 @@ std::vector<u8> PatchManager::PatchNSO(const std::vector<u8>& nso) const {
214 } 208 }
215 } 209 }
216 210
217 if (out.size() < sizeof(NSOBuildHeader)) { 211 if (out.size() < sizeof(Loader::NSOHeader)) {
218 return nso; 212 return nso;
219 } 213 }
220 214
221 std::memcpy(out.data(), &header, sizeof(NSOBuildHeader)); 215 std::memcpy(out.data(), &header, sizeof(header));
222 return out; 216 return out;
223} 217}
224 218