91 lines
2.4 KiB
C++
91 lines
2.4 KiB
C++
/*
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* Interactive disassembler (IDA).
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* Copyright (c) 1990-2000 by Ilfak Guilfanov.
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* ALL RIGHTS RESERVED.
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* E-mail: ig@datarescue.com
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*
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*
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*/
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#ifndef _ST20_HPP
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#define _ST20_HPP
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#include "../idaidp.hpp"
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#include <diskio.hpp>
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#include "ins.hpp"
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#include "../iohandler.hpp"
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#define PROCMOD_NAME st20
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#define PROCMOD_NODE_NAME "$ st20"
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//------------------------------------------------------------------
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enum regnum_t
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{
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Areg, // Evaluation stack register A
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Breg, // Evaluation stack register B
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Creg, // Evaluation stack register C
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Iptr, // Instruction pointer register, pointing to the next instruction to be executed
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Status, // Status register
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Wptr, // Work space pointer, pointing to the stack of the currently executing process
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Tdesc, // Task descriptor
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IOreg, // Input and output register
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cs,
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ds,
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};
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//------------------------------------------------------------------
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#define PROC_C1 0
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#define PROC_C4 1
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//------------------------------------------------------------------
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struct st20_iohandler_t : public iohandler_t
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{
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st20_iohandler_t(netnode &nn) : iohandler_t(nn) {}
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};
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struct st20_t : public procmod_t
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{
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netnode helper;
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st20_iohandler_t ioh = st20_iohandler_t(helper);
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int procnum;
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bool flow;
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virtual ssize_t idaapi on_event(ssize_t msgid, va_list va) override;
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const char *idaapi set_idp_options(
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const char *keyword,
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int /*value_type*/,
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const void * /*value*/,
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bool /*idb_loaded*/);
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int st20_ana(insn_t *insn);
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int st20_emu(const insn_t &insn);
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void handle_operand(const insn_t &insn, const op_t &x, bool isload);
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bool isc4(void) { return procnum == PROC_C4; }
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void st20_footer(outctx_t &ctx) const;
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void load_from_idb();
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};
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extern int data_id;
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ea_t calc_mem(const insn_t &insn, ea_t ea); // map virtual to physical ea
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//------------------------------------------------------------------
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void idaapi st20_header(outctx_t &ctx);
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void idaapi st20_segstart(outctx_t &ctx, segment_t *seg);
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void idaapi st20_segend(outctx_t &ctx, segment_t *seg);
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void idaapi st20_assumes(outctx_t &ctx); // function to produce assume directives
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int idaapi is_align_insn(ea_t ea);
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int is_jump_func(const func_t *pfn, ea_t *jump_target);
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int is_sane_insn(const insn_t &insn, int nocrefs);
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int may_be_func(const insn_t &insn); // can a function start here?
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#endif // _ST20_HPP
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