40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
#pragma once
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#include "qemu/osdep.h"
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#include "exec/cpu-defs.h"
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#define EXCP_LIBAFL_EXIT 0xf4775747
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enum libafl_exit_reason_kind {
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BREAKPOINT = 0,
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SYNC_BACKDOOR = 1
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};
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struct libafl_exit_reason_breakpoint {
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target_ulong addr;
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};
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struct libafl_exit_reason_sync_backdoor { };
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struct libafl_exit_reason {
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enum libafl_exit_reason_kind kind;
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CPUState* cpu; // CPU that triggered an exit.
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vaddr next_pc; // The PC that should be stored in the CPU when re-entering.
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union {
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struct libafl_exit_reason_breakpoint breakpoint; // kind == BREAKPOINT
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struct libafl_exit_reason_sync_backdoor backdoor; // kind == SYNC_BACKDOOR
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} data;
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};
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// Only makes sense to call if an exit was expected
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// Will return NULL if there was no exit expected.
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CPUState* libafl_last_exit_cpu(void);
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void libafl_exit_signal_vm_start(void);
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bool libafl_exit_asap(void);
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void libafl_sync_exit_cpu(void);
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void libafl_exit_request_sync_backdoor(CPUState* cpu, target_ulong pc);
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void libafl_exit_request_breakpoint(CPUState* cpu, target_ulong pc);
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struct libafl_exit_reason* libafl_get_exit_reason(void);
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