diff options
Diffstat (limited to 'qtmips_machine/programloader.cpp')
| -rw-r--r-- | qtmips_machine/programloader.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/qtmips_machine/programloader.cpp b/qtmips_machine/programloader.cpp index 5a907c8..7722774 100644 --- a/qtmips_machine/programloader.cpp +++ b/qtmips_machine/programloader.cpp @@ -44,6 +44,7 @@ using namespace machine; ProgramLoader::ProgramLoader(const char *file) { + const GElf_Ehdr *elf_ehdr; // Initialize elf library if (elf_version(EV_CURRENT) == EV_NONE) throw QTMIPS_EXCEPTION(Input, "Elf library initialization failed", elf_errmsg(-1)); @@ -57,8 +58,10 @@ ProgramLoader::ProgramLoader(const char *file) { if (elf_kind(this->elf) != ELF_K_ELF) throw QTMIPS_EXCEPTION(Input, "Invalid input file elf format, plain elf file expected", ""); - if (!gelf_getehdr(this->elf, &this->hdr)) + elf_ehdr = gelf_getehdr(this->elf, &this->hdr); + if (!elf_ehdr) throw QTMIPS_EXCEPTION(Input, "Getting elf file header failed", elf_errmsg(-1)); + executable_entry = elf_ehdr->e_entry; // Check elf file format, executable expected, nothing else. if (this->hdr.e_type != ET_EXEC) throw QTMIPS_EXCEPTION(Input, "Invalid input file type", ""); @@ -119,3 +122,7 @@ std::uint32_t ProgramLoader::end() { } return last + 0x10; // We add offset so we are sure that also pipeline is empty } + +std::uint32_t ProgramLoader::get_executable_entry() { + return executable_entry; +} |