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| "reftype_t" | get_default_reftype (*args) | 
|  | get_default_reftype(ea) -> reftype_t Get default reference type depending on the segment. 
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| "bool" | op_offset_ex (*args) | 
|  | op_offset_ex(ea, n, ri) -> bool Convert operand to a reference. 
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| "bool" | op_offset (*args) | 
|  | op_offset(ea, n, type_and_flags, target=BADADDR, base=0, tdelta=0) -> bool See op_offset_ex() 
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| "bool" | op_plain_offset (*args) | 
|  | op_plain_offset(ea, n, base) -> bool Convert operand to a reference with the default reference type. 
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| "ea_t" | get_offbase (*args) | 
|  | get_offbase(ea, n) -> ea_t Get offset base value 
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| "qstring *" | get_offset_expression (*args) | 
|  | get_offset_expression(ea, n, _from, offset, getn_flags=0) -> str Get offset expression (in the form "offset name+displ"). 
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| "qstring *" | get_offset_expr (*args) | 
|  | get_offset_expr(ea, n, ri, _from, offset, getn_flags=0) -> str See get_offset_expression() 
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| "ea_t" | can_be_off32 (*args) | 
|  | can_be_off32(ea) -> ea_t Does the specified address contain a valid OFF32 value?. 
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| "ea_t" | calc_offset_base (*args) | 
|  | calc_offset_base(ea, n) -> ea_t Try to calculate the offset base This function takes into account the fixup information, current ds and cs values. 
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| "ea_t" | calc_probable_base_by_value (*args) | 
|  | calc_probable_base_by_value(ea, off) -> ea_t Try to calculate the offset base. 
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| "bool" | calc_reference_data (*args) | 
|  | calc_reference_data(target, base, _from, ri, opval) -> bool Calculate the target and base addresses of an offset expression. 
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| "ea_t" | add_refinfo_dref (*args) | 
|  | add_refinfo_dref(insn, _from, ri, opval, type, opoff) -> ea_t Add xrefs for a reference from the given instruction ( insn_t::ea). 
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| "ea_t" | calc_target (*args) | 
|  | calc_target(_from, opval, ri) -> ea_t Retrieve refinfo_t structure and calculate the target. 
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| "ea_t" | calc_basevalue (*args) | 
|  | calc_basevalue(target, base) -> ea_t Calculate the value of the reference base. 
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