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32-bit ARM Android shlib: DT_INIT_ARRAY without DT_INIT

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De-compressor needs to catch up.
	modified:   p_elf_enum.h
	modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
	modified:   stub/src/i386-linux.elf-so_main.c
This commit is contained in:
John Reiser
2023-03-22 10:44:17 -07:00
parent 5b113a5041
commit 06fae05910
4 changed files with 124 additions and 64 deletions
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src/p_lx_elf.h
+6 -4
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@@ -104,6 +104,7 @@ protected:
upx_uint64_t xct_va; // minimum SHT_EXECINSTR virtual address
upx_uint64_t jni_onload_va; // runtime &JNI_OnLoad
upx_uint64_t user_init_va;
void *user_init_rp; // Elf32_Rel *, Elf64_Rela *, ...
upx_uint64_t plt_va, plt_off;
unsigned user_init_off; // within file_image
unsigned linfo_off;
@@ -200,6 +201,7 @@ protected:
Elf32_Phdr const *elf_find_ptype(unsigned type, Elf32_Phdr const *phdr0, unsigned phnum);
Elf32_Shdr const *elf_find_section_name(char const *) const;
Elf32_Shdr *elf_find_section_type(unsigned) const;
Elf32_Dyn *elf_find_dynptr(unsigned) const;
unsigned elf_find_table_size(unsigned dt_type, unsigned sh_type);
void sort_DT32_offsets(Elf32_Dyn const *const dynp0);
@@ -207,7 +209,7 @@ protected:
unsigned check_pt_load(Elf32_Phdr const *);
unsigned check_pt_dynamic(Elf32_Phdr const *);
void invert_pt_dynamic(Elf32_Dyn const *, unsigned dt_filesz);
void const *elf_find_dynamic(unsigned) const;
void *elf_find_dynamic(unsigned) const;
Elf32_Dyn const *elf_has_dynamic(unsigned) const;
virtual upx_uint64_t elf_unsigned_dynamic(unsigned) const override;
unsigned find_dt_ndx(unsigned rva);
@@ -228,7 +230,7 @@ protected:
unsigned plt_off;
unsigned page_mask; // AND clears the offset-within-page
Elf32_Dyn const *dynseg; // from PT_DYNAMIC
Elf32_Dyn *dynseg; // from PT_DYNAMIC
unsigned int const *hashtab, *hashend; // from DT_HASH
unsigned int const *gashtab, *gashend; // from DT_GNU_HASH
Elf32_Sym const *dynsym; // from DT_SYMTAB
@@ -360,7 +362,7 @@ protected:
upx_uint64_t check_pt_load(Elf64_Phdr const *);
upx_uint64_t check_pt_dynamic(Elf64_Phdr const *);
void invert_pt_dynamic(Elf64_Dyn const *, upx_uint64_t dt_filesz);
void const *elf_find_dynamic(unsigned) const;
void *elf_find_dynamic(unsigned) const;
Elf64_Dyn const *elf_has_dynamic(unsigned) const;
virtual upx_uint64_t elf_unsigned_dynamic(unsigned) const override;
unsigned find_dt_ndx(u64_t rva);
@@ -380,7 +382,7 @@ protected:
unsigned n_jmp_slot;
upx_uint64_t page_mask; // AND clears the offset-within-page
Elf64_Dyn const *dynseg; // from PT_DYNAMIC
Elf64_Dyn *dynseg; // from PT_DYNAMIC
unsigned int const *hashtab, *hashend; // from DT_HASH
unsigned int const *gashtab, *gashend; // from DT_GNU_HASH
Elf64_Sym const *dynsym; // from DT_SYMTAB