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Introduce ElfClass and PackVmlinuxBase for refactoring elf based packers.

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This commit is contained in:
Markus F.X.J. Oberhumer
2006-12-19 00:37:35 +01:00
parent 11e863545f
commit 728e6d851e
5 changed files with 88 additions and 72 deletions
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src/p_elf.h
+28
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@@ -360,6 +360,7 @@ typedef N_Elf ::Ehdr<P::U32,P::U64,P::U64,P::U16> Elf64_Ehdr;
typedef N_Elf64::Phdr<P::U32,P::U64,P::U64,P::U64> Elf64_Phdr;
typedef N_Elf64::Shdr<P::U32,P::U64,P::U64,P::U64> Elf64_Shdr;
typedef N_Elf ::Dyn <P::U64,P::U64> Elf64_Dyn;
typedef void Elf64_Sym; // FIXME
#undef P
#define P N_BELE_CTP::BEPolicy
@@ -367,6 +368,7 @@ typedef N_Elf ::Ehdr<P::U32,P::U64,P::U64,P::U16> Elf_BE64_Ehdr;
typedef N_Elf64::Phdr<P::U32,P::U64,P::U64,P::U64> Elf_BE64_Phdr;
typedef N_Elf64::Shdr<P::U32,P::U64,P::U64,P::U64> Elf_BE64_Shdr;
typedef N_Elf ::Dyn <P::U64,P::U64> Elf_BE64_Dyn;
typedef void Elf_BE64_Sym; // FIXME
#undef P
#define P N_BELE_CTP::LEPolicy
@@ -374,6 +376,7 @@ typedef N_Elf ::Ehdr<P::U32,P::U64,P::U64,P::U16> Elf_LE64_Ehdr;
typedef N_Elf64::Phdr<P::U32,P::U64,P::U64,P::U64> Elf_LE64_Phdr;
typedef N_Elf64::Shdr<P::U32,P::U64,P::U64,P::U64> Elf_LE64_Shdr;
typedef N_Elf ::Dyn <P::U64,P::U64> Elf_LE64_Dyn;
typedef void Elf_LE64_Sym; // FIXME
#undef P
@@ -411,6 +414,31 @@ ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_LE64_Shdr) == 64)
ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_LE64_Dyn) == 16)
/*************************************************************************
// aggregate all types in an ElfClass
**************************************************************************/
template <class TP, class TEhdr, class TPhdr, class TShdr, class TDyn, class TSym>
struct ElfClass
{
typedef TP BeLePolicy;
typedef TEhdr Ehdr;
typedef TPhdr Phdr;
typedef TShdr Shdr;
typedef TDyn Dyn;
typedef TSym Sym;
};
typedef ElfClass<N_BELE_CTP::LEPolicy, Elf_BE32_Ehdr, Elf_BE32_Phdr, Elf_BE32_Shdr, Elf_BE32_Dyn,Elf_BE32_Sym>
ElfClass_BE32;
typedef ElfClass<N_BELE_CTP::LEPolicy, Elf_BE64_Ehdr, Elf_BE64_Phdr, Elf_BE64_Shdr, Elf_BE64_Dyn,Elf_BE64_Sym>
ElfClass_BE64;
typedef ElfClass<N_BELE_CTP::LEPolicy, Elf_LE32_Ehdr, Elf_LE32_Phdr, Elf_LE32_Shdr, Elf_LE32_Dyn,Elf_LE32_Sym>
ElfClass_LE32;
typedef ElfClass<N_BELE_CTP::LEPolicy, Elf_LE64_Ehdr, Elf_LE64_Phdr, Elf_LE64_Shdr, Elf_LE64_Dyn,Elf_LE64_Sym>
ElfClass_LE64;
#endif /* already included */