diff options
Diffstat (limited to 'src/core/loader/elf.cpp')
-rw-r--r-- | src/core/loader/elf.cpp | 35 |
1 files changed, 17 insertions, 18 deletions
diff --git a/src/core/loader/elf.cpp b/src/core/loader/elf.cpp index 86d0527fc..dca1fcb18 100644 --- a/src/core/loader/elf.cpp +++ b/src/core/loader/elf.cpp @@ -220,19 +220,18 @@ public: } const char* GetSectionName(int section) const; const u8* GetSectionDataPtr(int section) const { - if (section < 0 || section >= header->e_shnum) { + if (section < 0 || section >= header->e_shnum) + return nullptr; + if (sections[section].sh_type != SHT_NOBITS) + return GetPtr(sections[section].sh_offset); + else return nullptr; - } - if (sections[section].sh_type != SHT_NOBITS) { - return GetPtr(static_cast<int>(sections[section].sh_offset)); - } - return nullptr; } bool IsCodeSection(int section) const { return sections[section].sh_type == SHT_PROGBITS; } const u8* GetSegmentPtr(int segment) { - return GetPtr(static_cast<int>(segments[segment].p_offset)); + return GetPtr(segments[segment].p_offset); } u32 GetSectionAddr(SectionID section) const { return sectionAddrs[section]; @@ -259,14 +258,14 @@ ElfReader::ElfReader(void* ptr) { } const char* ElfReader::GetSectionName(int section) const { - if (sections[section].sh_type == SHT_NULL) { + if (sections[section].sh_type == SHT_NULL) return nullptr; - } - const auto name_offset = sections[section].sh_name; - if (const auto* ptr = reinterpret_cast<const char*>(GetSectionDataPtr(header->e_shstrndx))) { + int name_offset = sections[section].sh_name; + const char* ptr = reinterpret_cast<const char*>(GetSectionDataPtr(header->e_shstrndx)); + + if (ptr) return ptr + name_offset; - } return nullptr; } @@ -292,7 +291,7 @@ Kernel::CodeSet ElfReader::LoadInto(VAddr vaddr) { for (unsigned int i = 0; i < header->e_phnum; ++i) { const Elf32_Phdr* p = &segments[i]; if (p->p_type == PT_LOAD) { - total_image_size += (p->p_memsz + 0xFFF) & ~0xFFFU; + total_image_size += (p->p_memsz + 0xFFF) & ~0xFFF; } } @@ -301,14 +300,14 @@ Kernel::CodeSet ElfReader::LoadInto(VAddr vaddr) { Kernel::CodeSet codeset; - for (u32 i = 0; i < header->e_phnum; ++i) { + for (unsigned int i = 0; i < header->e_phnum; ++i) { const Elf32_Phdr* p = &segments[i]; LOG_DEBUG(Loader, "Type: {} Vaddr: {:08X} Filesz: {:08X} Memsz: {:08X} ", p->p_type, p->p_vaddr, p->p_filesz, p->p_memsz); if (p->p_type == PT_LOAD) { Kernel::CodeSet::Segment* codeset_segment; - const u32 permission_flags = p->p_flags & (PF_R | PF_W | PF_X); + u32 permission_flags = p->p_flags & (PF_R | PF_W | PF_X); if (permission_flags == (PF_R | PF_X)) { codeset_segment = &codeset.CodeSegment(); } else if (permission_flags == (PF_R)) { @@ -330,14 +329,14 @@ Kernel::CodeSet ElfReader::LoadInto(VAddr vaddr) { } const VAddr segment_addr = base_addr + p->p_vaddr; - const u32 aligned_size = (p->p_memsz + 0xFFF) & ~0xFFFU; + const u32 aligned_size = (p->p_memsz + 0xFFF) & ~0xFFF; codeset_segment->offset = current_image_position; codeset_segment->addr = segment_addr; codeset_segment->size = aligned_size; - std::memcpy(program_image.data() + current_image_position, - GetSegmentPtr(static_cast<int>(i)), p->p_filesz); + std::memcpy(program_image.data() + current_image_position, GetSegmentPtr(i), + p->p_filesz); current_image_position += aligned_size; } } |