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-rw-r--r--src/core/loader/3dsx.cpp85
1 files changed, 43 insertions, 42 deletions
diff --git a/src/core/loader/3dsx.cpp b/src/core/loader/3dsx.cpp
index a16411e14..c2e87f592 100644
--- a/src/core/loader/3dsx.cpp
+++ b/src/core/loader/3dsx.cpp
@@ -37,20 +37,14 @@ namespace Loader {
* The BSS section must be cleared manually by the application.
*/
-enum THREEDSX_Error {
- ERROR_NONE = 0,
- ERROR_READ = 1,
- ERROR_FILE = 2,
- ERROR_ALLOC = 3
-};
+enum THREEDSX_Error { ERROR_NONE = 0, ERROR_READ = 1, ERROR_FILE = 2, ERROR_ALLOC = 3 };
static const u32 RELOCBUFSIZE = 512;
static const unsigned int NUM_SEGMENTS = 3;
// File header
#pragma pack(1)
-struct THREEDSX_Header
-{
+struct THREEDSX_Header {
u32 magic;
u16 header_size, reloc_hdr_size;
u32 format_ver;
@@ -66,11 +60,11 @@ struct THREEDSX_Header
};
// Relocation header: all fields (even extra unknown fields) are guaranteed to be relocation counts.
-struct THREEDSX_RelocHdr
-{
+struct THREEDSX_RelocHdr {
// # of absolute relocations (that is, fix address to post-relocation memory layout)
u32 cross_segment_absolute;
- // # of cross-segment relative relocations (that is, 32bit signed offsets that need to be patched)
+ // # of cross-segment relative relocations (that is, 32bit signed offsets that need to be
+ // patched)
u32 cross_segment_relative;
// more?
@@ -80,21 +74,18 @@ struct THREEDSX_RelocHdr
};
// Relocation entry: from the current pointer, skip X words and patch Y words
-struct THREEDSX_Reloc
-{
+struct THREEDSX_Reloc {
u16 skip, patch;
};
#pragma pack()
-struct THREEloadinfo
-{
+struct THREEloadinfo {
u8* seg_ptrs[3]; // code, rodata & data
u32 seg_addrs[3];
u32 seg_sizes[3];
};
-static u32 TranslateAddr(u32 addr, const THREEloadinfo *loadinfo, u32* offsets)
-{
+static u32 TranslateAddr(u32 addr, const THREEloadinfo* loadinfo, u32* offsets) {
if (addr < offsets[0])
return loadinfo->seg_addrs[0] + addr;
if (addr < offsets[1])
@@ -105,8 +96,8 @@ static u32 TranslateAddr(u32 addr, const THREEloadinfo *loadinfo, u32* offsets)
using Kernel::SharedPtr;
using Kernel::CodeSet;
-static THREEDSX_Error Load3DSXFile(FileUtil::IOFile& file, u32 base_addr, SharedPtr<CodeSet>* out_codeset)
-{
+static THREEDSX_Error Load3DSXFile(FileUtil::IOFile& file, u32 base_addr,
+ SharedPtr<CodeSet>* out_codeset) {
if (!file.IsOpen())
return ERROR_FILE;
@@ -118,13 +109,14 @@ static THREEDSX_Error Load3DSXFile(FileUtil::IOFile& file, u32 base_addr, Shared
return ERROR_READ;
THREEloadinfo loadinfo;
- //loadinfo segments must be a multiple of 0x1000
- loadinfo.seg_sizes[0] = (hdr.code_seg_size + 0xFFF) &~0xFFF;
- loadinfo.seg_sizes[1] = (hdr.rodata_seg_size + 0xFFF) &~0xFFF;
- loadinfo.seg_sizes[2] = (hdr.data_seg_size + 0xFFF) &~0xFFF;
- u32 offsets[2] = { loadinfo.seg_sizes[0], loadinfo.seg_sizes[0] + loadinfo.seg_sizes[1] };
+ // loadinfo segments must be a multiple of 0x1000
+ loadinfo.seg_sizes[0] = (hdr.code_seg_size + 0xFFF) & ~0xFFF;
+ loadinfo.seg_sizes[1] = (hdr.rodata_seg_size + 0xFFF) & ~0xFFF;
+ loadinfo.seg_sizes[2] = (hdr.data_seg_size + 0xFFF) & ~0xFFF;
+ u32 offsets[2] = {loadinfo.seg_sizes[0], loadinfo.seg_sizes[0] + loadinfo.seg_sizes[1]};
u32 n_reloc_tables = hdr.reloc_hdr_size / sizeof(u32);
- std::vector<u8> program_image(loadinfo.seg_sizes[0] + loadinfo.seg_sizes[1] + loadinfo.seg_sizes[2]);
+ std::vector<u8> program_image(loadinfo.seg_sizes[0] + loadinfo.seg_sizes[1] +
+ loadinfo.seg_sizes[2]);
loadinfo.seg_addrs[0] = base_addr;
loadinfo.seg_addrs[1] = loadinfo.seg_addrs[0] + loadinfo.seg_sizes[0];
@@ -149,7 +141,8 @@ static THREEDSX_Error Load3DSXFile(FileUtil::IOFile& file, u32 base_addr, Shared
return ERROR_READ;
if (file.ReadBytes(loadinfo.seg_ptrs[1], hdr.rodata_seg_size) != hdr.rodata_seg_size)
return ERROR_READ;
- if (file.ReadBytes(loadinfo.seg_ptrs[2], hdr.data_seg_size - hdr.bss_size) != hdr.data_seg_size - hdr.bss_size)
+ if (file.ReadBytes(loadinfo.seg_ptrs[2], hdr.data_seg_size - hdr.bss_size) !=
+ hdr.data_seg_size - hdr.bss_size)
return ERROR_READ;
// BSS clear
@@ -157,11 +150,12 @@ static THREEDSX_Error Load3DSXFile(FileUtil::IOFile& file, u32 base_addr, Shared
// Relocate the segments
for (unsigned int current_segment = 0; current_segment < NUM_SEGMENTS; ++current_segment) {
- for (unsigned current_segment_reloc_table = 0; current_segment_reloc_table < n_reloc_tables; current_segment_reloc_table++) {
+ for (unsigned current_segment_reloc_table = 0; current_segment_reloc_table < n_reloc_tables;
+ current_segment_reloc_table++) {
u32 n_relocs = relocs[current_segment * n_reloc_tables + current_segment_reloc_table];
if (current_segment_reloc_table >= 2) {
// We are not using this table - ignore it because we don't know what it dose
- file.Seek(n_relocs*sizeof(THREEDSX_Reloc), SEEK_CUR);
+ file.Seek(n_relocs * sizeof(THREEDSX_Reloc), SEEK_CUR);
continue;
}
THREEDSX_Reloc reloc_table[RELOCBUFSIZE];
@@ -173,17 +167,20 @@ static THREEDSX_Error Load3DSXFile(FileUtil::IOFile& file, u32 base_addr, Shared
u32 remaining = std::min(RELOCBUFSIZE, n_relocs);
n_relocs -= remaining;
- if (file.ReadBytes(reloc_table, remaining * sizeof(THREEDSX_Reloc)) != remaining * sizeof(THREEDSX_Reloc))
+ if (file.ReadBytes(reloc_table, remaining * sizeof(THREEDSX_Reloc)) !=
+ remaining * sizeof(THREEDSX_Reloc))
return ERROR_READ;
- for (unsigned current_inprogress = 0; current_inprogress < remaining && pos < end_pos; current_inprogress++) {
+ for (unsigned current_inprogress = 0;
+ current_inprogress < remaining && pos < end_pos; current_inprogress++) {
const auto& table = reloc_table[current_inprogress];
LOG_TRACE(Loader, "(t=%d,skip=%u,patch=%u)", current_segment_reloc_table,
static_cast<u32>(table.skip), static_cast<u32>(table.patch));
pos += table.skip;
s32 num_patches = table.patch;
while (0 < num_patches && pos < end_pos) {
- u32 in_addr = static_cast<u32>(reinterpret_cast<u8*>(pos) - program_image.data());
+ u32 in_addr =
+ static_cast<u32>(reinterpret_cast<u8*>(pos) - program_image.data());
u32 addr = TranslateAddr(*pos, &loadinfo, offsets);
LOG_TRACE(Loader, "Patching %08X <-- rel(%08X,%d) (%08X)",
base_addr + in_addr, addr, current_segment_reloc_table, *pos);
@@ -195,7 +192,7 @@ static THREEDSX_Error Load3DSXFile(FileUtil::IOFile& file, u32 base_addr, Shared
*pos = static_cast<u32>(addr - in_addr);
break;
default:
- break; //this should never happen
+ break; // this should never happen
}
pos++;
num_patches--;
@@ -209,23 +206,24 @@ static THREEDSX_Error Load3DSXFile(FileUtil::IOFile& file, u32 base_addr, Shared
SharedPtr<CodeSet> code_set = CodeSet::Create("", 0);
code_set->code.offset = loadinfo.seg_ptrs[0] - program_image.data();
- code_set->code.addr = loadinfo.seg_addrs[0];
- code_set->code.size = loadinfo.seg_sizes[0];
+ code_set->code.addr = loadinfo.seg_addrs[0];
+ code_set->code.size = loadinfo.seg_sizes[0];
code_set->rodata.offset = loadinfo.seg_ptrs[1] - program_image.data();
- code_set->rodata.addr = loadinfo.seg_addrs[1];
- code_set->rodata.size = loadinfo.seg_sizes[1];
+ code_set->rodata.addr = loadinfo.seg_addrs[1];
+ code_set->rodata.size = loadinfo.seg_sizes[1];
code_set->data.offset = loadinfo.seg_ptrs[2] - program_image.data();
- code_set->data.addr = loadinfo.seg_addrs[2];
- code_set->data.size = loadinfo.seg_sizes[2];
+ code_set->data.addr = loadinfo.seg_addrs[2];
+ code_set->data.size = loadinfo.seg_sizes[2];
code_set->entrypoint = code_set->code.addr;
code_set->memory = std::make_shared<std::vector<u8>>(std::move(program_image));
LOG_DEBUG(Loader, "code size: 0x%X", loadinfo.seg_sizes[0]);
LOG_DEBUG(Loader, "rodata size: 0x%X", loadinfo.seg_sizes[1]);
- LOG_DEBUG(Loader, "data size: 0x%X (including 0x%X of bss)", loadinfo.seg_sizes[2], hdr.bss_size);
+ LOG_DEBUG(Loader, "data size: 0x%X (including 0x%X of bss)", loadinfo.seg_sizes[2],
+ hdr.bss_size);
*out_codeset = code_set;
return ERROR_NONE;
@@ -260,17 +258,20 @@ ResultStatus AppLoader_THREEDSX::Load() {
Kernel::g_current_process->address_mappings = default_address_mappings;
// Attach the default resource limit (APPLICATION) to the process
- Kernel::g_current_process->resource_limit = Kernel::ResourceLimit::GetForCategory(Kernel::ResourceLimitCategory::APPLICATION);
+ Kernel::g_current_process->resource_limit =
+ Kernel::ResourceLimit::GetForCategory(Kernel::ResourceLimitCategory::APPLICATION);
Kernel::g_current_process->Run(48, Kernel::DEFAULT_STACK_SIZE);
- Service::FS::RegisterArchiveType(std::make_unique<FileSys::ArchiveFactory_RomFS>(*this), Service::FS::ArchiveIdCode::RomFS);
+ Service::FS::RegisterArchiveType(std::make_unique<FileSys::ArchiveFactory_RomFS>(*this),
+ Service::FS::ArchiveIdCode::RomFS);
is_loaded = true;
return ResultStatus::Success;
}
-ResultStatus AppLoader_THREEDSX::ReadRomFS(std::shared_ptr<FileUtil::IOFile>& romfs_file, u64& offset, u64& size) {
+ResultStatus AppLoader_THREEDSX::ReadRomFS(std::shared_ptr<FileUtil::IOFile>& romfs_file,
+ u64& offset, u64& size) {
if (!file.IsOpen())
return ResultStatus::Error;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-01 06:29:42 +0200