alexvoste
38 lines
786 B
NASM
38 lines
786 B
NASM
BITS 64
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DEFAULT REL
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section .text
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global setjmp
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global longjmp
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setjmp:
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mov [rdi + 0x00], rbx
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mov [rdi + 0x08], rbp
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mov [rdi + 0x10], r12
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mov [rdi + 0x18], r13
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mov [rdi + 0x20], r14
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mov [rdi + 0x28], r15
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lea rax, [rsp + 8]
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mov [rdi + 0x30], rax
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mov rax, [rsp]
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mov [rdi + 0x38], rax
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xor eax, eax
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ret
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longjmp:
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mov rbx, [rdi + 0x00]
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mov rbp, [rdi + 0x08]
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mov r12, [rdi + 0x10]
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mov r13, [rdi + 0x18]
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mov r14, [rdi + 0x20]
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mov r15, [rdi + 0x28]
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mov rsp, [rdi + 0x30]
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mov eax, esi
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test eax, eax
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jnz .done
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mov eax, 1
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.done:
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jmp qword [rdi + 0x38]
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section .note.GNU-stack noalloc noexec nowrite progbits |