tid_t create_vtbl_struct(ea_t vtbl_addr, ea_t vtbl_addr_end, char* vtbl_name, uval_t idx, unsigned int* vtbl_len)
{
qstring struc_name = vtbl_name;
tid_t id = add_struc(BADADDR, struc_name.c_str());
if (id == BADADDR)
{
struc_name.clear();
struc_name = askstr(HIST_IDENT, NULL, "Default name %s not correct. Enter other structure name: ", struc_name.c_str());
id = add_struc(BADADDR, struc_name.c_str());
set_struc_cmt(id, vtbl_name, true);
}
struc_t* new_struc = get_struc(id);
if (!new_struc)
return BADNODE;
ea_t ea = vtbl_addr;
int offset = 0;
while (ea < vtbl_addr_end)
{
offset = ea - vtbl_addr;
qstring method_name;
ea_t method_ea = get_long(ea);
if (method_ea == 0) break;
if (!isEnabled(method_ea)) break;
flags_t method_flags = getFlags(method_ea);
char* struc_member_name = NULL;
if (isFunc(method_flags))
{
method_name = get_short_name(method_ea);
if (method_name.length() != 0)
struc_member_name = (char*)method_name.c_str();
}
add_struc_member(new_struc, NULL, offset, dwrdflag(), NULL, 4);
if (struc_member_name)
{
if (!set_member_name(new_struc, offset, struc_member_name))
{
//get_name(NULL, method_ea, method_name, sizeof(method_name));
get_ea_name(&method_name, method_ea);
set_member_name(new_struc, offset, struc_member_name);
}
}
ea = ea + 4;
flags_t ea_flags = getFlags(ea);
if (has_any_name(ea_flags)) break;
}
return id;
}
tid_t create_vtbl_struct(ea_t vtbl_addr, ea_t vtbl_addr_end, char* vtbl_name, uval_t idx, unsigned int* vtbl_len)
{
qstring struc_name = vtbl_name;
//struc_name.append(qstring("_vtbl_struct"));
tid_t id = add_struc(BADADDR, struc_name.c_str());
if (id == BADADDR)
{
struc_name.clear();
struc_name = askstr(HIST_IDENT, NULL, "Default name %s not correct. Enter other structure name: ", struc_name.c_str());
id = add_struc(BADADDR, struc_name.c_str());
set_struc_cmt(id, vtbl_name, true);
}
struc_t* new_struc = get_struc(id);
if (!new_struc)
return BADNODE;
ea_t ea = vtbl_addr;
ea_t offset = 0;
while (ea < vtbl_addr_end)
{
offset = ea - vtbl_addr;
qstring method_name;
#ifndef __EA64__
ea_t method_ea = get_long(ea); // get function ea
#else
ea_t method_ea = get_64bit(ea);
#endif
if (method_ea == 0) break;
if (!isEnabled(method_ea)) break;
flags_t method_flags = getFlags(method_ea);
char* struc_member_name = NULL;
if (isFunc(method_flags))
{
method_name = f_get_short_name(method_ea);
// this line crash ida when compare qstring with null
if (method_name.length() != 0) {
struc_member_name = (char*)method_name.c_str();
}
}
#ifndef __EA64__
add_struc_member(new_struc, NULL, offset, dwrdflag(), NULL, 4);
#else
add_struc_member(new_struc, NULL, offset, qwrdflag(), NULL, sizeof(UINT64));
#endif
if (struc_member_name)
{
if (!set_member_name(new_struc, offset, struc_member_name))
{
//get_name(NULL, method_ea, method_name, sizeof(method_name));
f_get_ea_name(&method_name, method_ea);
set_member_name(new_struc, offset, struc_member_name);
}
}
#ifndef __EA64__
ea = ea + 4;
#else
ea = ea + sizeof(UINT64);
#endif
flags_t ea_flags = getFlags(ea);
if (has_any_name(ea_flags)) break;
}
return id;
}
// Emulate an operand.
static void handle_operand(op_t &op, bool write) {
switch ( op.type ) {
// Code address
case o_near:
{
cref_t mode;
ea_t ea = toEA(cmd.cs, op.addr);
// call or jump ?
if ( cmd.itype == st9_call || cmd.itype == st9_calls )
{
if ( !func_does_return(ea) )
flow = false;
mode = fl_CN;
}
else
{
mode = fl_JN;
}
ua_add_cref(op.offb, ea, mode);
}
break;
// Memory address
case o_mem:
{
enum dref_t mode;
mode = write ? dr_W: dr_R;
ua_add_dref(op.offb, toEA(cmd.cs, op.addr), mode);
ua_dodata2(op.offb, op.addr, op.dtyp);
}
break;
// Immediate value
case o_imm:
doImmd(cmd.ea);
// create a comment if this immediate is represented in the .cfg file
{
const ioport_t * port = find_sym(op.value);
if ( port != NULL && !has_cmt(uFlag) ) {
set_cmt(cmd.ea, port->cmt, false);
}
}
// if the value was converted to an offset, then create a data xref:
if ( isOff(uFlag, op.n) )
ua_add_off_drefs2(op, dr_O, 0);
break;
// Displacement
case o_displ:
doImmd(cmd.ea);
if ( isOff(uFlag, op.n) ) {
ua_add_off_drefs2(op, dr_O, OOF_ADDR);
ua_dodata2(op.offb, op.addr, op.dtyp);
}
// create stack variables if required
if ( may_create_stkvars() && !isDefArg(uFlag, op.n) ) {
func_t *pfn = get_func(cmd.ea);
if ( pfn != NULL && pfn->flags & FUNC_FRAME ) {
if ( ua_stkvar2(op, op.addr, STKVAR_VALID_SIZE) ) {
op_stkvar(cmd.ea, op.n);
if ( cmd.Op2.type == o_reg ) {
regvar_t *r = find_regvar(pfn, cmd.ea, ph.regNames[cmd.Op2.reg]);
if ( r != NULL ) {
struc_t *s = get_frame(pfn);
member_t *m = get_stkvar(op, op.addr, NULL);
char b[20];
qsnprintf(b, sizeof b, "%scopy", r->user);
set_member_name(s, m->soff, b);
}
}
}
}
}
break;
// Register - Phrase - Void: do nothing
case o_reg:
case o_phrase:
case o_void:
break;
default:
IDA_ERROR("Invalid op.type in handle_operand()");
}
}
