func (ih *InfoHeader) Read(br *binary.BinaryReader) error {
err := br.ReadInterface(&ih.Header)
if err != nil {
return err
}
if ih.is64 {
ih.DebugAbbrevOffset, err = br.Int64()
} else {
var v uint32
v, err = br.Uint32()
ih.DebugAbbrevOffset = int64(v)
}
if err != nil {
return err
}
ih.AddressSize, err = br.Uint8()
return err
}
func (lh *lineHeader) Read(br *binary.BinaryReader) error {
start, _ := br.Seek(0, 1)
err := br.ReadInterface(&lh.Header)
if err != nil {
return err
}
if lh.is64 {
lh.header_length, err = br.Int64()
} else {
var v uint32
v, err = br.Uint32()
lh.header_length = int64(v)
}
if err != nil {
return err
}
if lh.minimum_instruction_length, err = br.Uint8(); err != nil {
return err
}
lh.maximum_operations_per_instruction = 1
// TODO:
// if lh.maximum_operations_per_instruction, err = br.Uint8(); err != nil {
// return err
// }
if err = br.ReadInterface(&lh.default_is_stmt); err != nil {
return err
} else if lh.line_base, err = br.Int8(); err != nil {
return err
} else if lh.line_range, err = br.Uint8(); err != nil {
return err
} else if lh.opcode_base, err = br.Uint8(); err != nil {
return err
}
lh.standard_opcode_lengths = make([]uint8, lh.opcode_base-1)
if err := br.ReadInterface(&lh.standard_opcode_lengths); err != nil {
return err
}
for {
var s string
if err := br.ReadInterface(&s); err != nil {
return err
} else if s == "" {
break
} else {
lh.include_directories = append(lh.include_directories, s)
}
}
for {
var f fileEntry
pos, _ := br.Seek(0, 1)
if v, err := br.Uint8(); err != nil {
return err
} else if v == '\u0000' {
break
} else {
br.Seek(pos, 0)
}
if err := br.ReadInterface(&f); err != nil {
return err
} else {
lh.file_names = append(lh.file_names, f)
}
}
var s state
s.header = lh
s.reset()
pos, _ := br.Seek(0, 1)
for (pos - 4 - start) < int64(lh.Length) {
var op DW_LNS
if err := br.ReadInterface(&op); err != nil {
return err
}
if op == 0 {
var length LEB128
if err := br.ReadInterface(&length); err != nil {
return err
}
var op2 DW_LNE
if err := br.ReadInterface(&op2); err != nil {
return err
}
s.executeLNE(op2, length-1, br)
} else {
s.execute(op, br)
}
pos, _ = br.Seek(0, 1)
}
return nil
}
