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started adding dynamic entries data in the elf sections #484

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started adding dynamic entries data in the elf sections #484

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23 changes: 23 additions & 0 deletions patterns/elf.hexpat
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Original file line number Diff line number Diff line change
Expand Up @@ -645,6 +645,15 @@ struct Elf32_Syminfo {
SYMINFO_FLG si_flags;
};

struct Elf32_Dyn {
DT d_tag;
Elf32_Word d_val;
} [[format("format_elf32_dyn")]];

fn format_elf32_dyn(auto dyn) {
return dyn.d_tag;
};

s64 stringTableIndex;

struct String {
Expand Down Expand Up @@ -680,6 +689,8 @@ struct Elf32_Shdr {
Elf32_Rela relaTable[sh_size / sh_entsize] @ sh_offset;
} else if (sh_type == SHT::INIT_ARRAY || sh_type == SHT::FINI_ARRAY) {
u32 pointer[while($ < (sh_offset + sh_size))] @ sh_offset;
} else if (sh_type == SHT::DYNAMIC) {
Elf32_Dyn dynamic_entries[sh_size / sh_entsize] @ sh_offset;
} else {
u8 data[sh_size] @ sh_offset [[sealed]];
}
Expand Down Expand Up @@ -716,6 +727,16 @@ struct Elf64_Syminfo {
u16 si_boundto;
SYMINFO_FLG si_flags;
};

struct Elf64_Dyn {
DT d_tag;
padding[4];
Elf64_Xword d_val;
} [[format("format_elf64_dyn")]];

fn format_elf64_dyn(auto dyn) {
return dyn.d_tag;
};

struct Elf64_Shdr {
u32 sh_name;
Expand Down Expand Up @@ -743,6 +764,8 @@ struct Elf64_Shdr {
Elf64_Rela relaTable[sh_size / sh_entsize] @ sh_offset;
} else if (sh_type == SHT::INIT_ARRAY || sh_type == SHT::FINI_ARRAY) {
u32 pointer[while($ < (sh_offset + sh_size))] @ sh_offset;
} else if (sh_type == SHT::DYNAMIC) {
Elf64_Dyn dynamic_entries[sh_size / sh_entsize] @ sh_offset;
} else {
u8 data[sh_size] @ sh_offset [[sealed]];
}
Expand Down