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jge.go
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jge.go
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package ebpf
import "fmt"
var (
_ Instruction = (*JumpGreaterThanEqual)(nil)
_ Jumper = (*JumpGreaterThanEqual)(nil)
_ Valuer = (*JumpGreaterThanEqual)(nil)
)
type JumpGreaterThanEqual struct {
Dest Register
Offset int16
Value int32
}
func (a *JumpGreaterThanEqual) Raw() ([]RawInstruction, error) {
return []RawInstruction{
{Op: BPF_JGE | BPF_K | BPF_JMP, Reg: NewReg(0, a.Dest), Off: a.Offset, Imm: a.Value},
}, nil
}
func (a *JumpGreaterThanEqual) String() string {
return fmt.Sprintf("if r%s >= %d goto %+d", a.Dest, a.Value, a.Offset)
}
func (a *JumpGreaterThanEqual) SetJumpTarget(relAddr int16) {
a.Offset = relAddr
}
func (a *JumpGreaterThanEqual) SetValue(value int32) {
a.Value = value
}
var (
_ Instruction = (*JumpGreaterThanEqual32)(nil)
_ Jumper = (*JumpGreaterThanEqual32)(nil)
_ Valuer = (*JumpGreaterThanEqual32)(nil)
)
type JumpGreaterThanEqual32 struct {
Dest Register
Offset int16
Value int32
}
func (a *JumpGreaterThanEqual32) Raw() ([]RawInstruction, error) {
return []RawInstruction{
{Op: BPF_JGE | BPF_K | BPF_JMP32, Reg: NewReg(0, a.Dest), Off: a.Offset, Imm: a.Value},
}, nil
}
func (a *JumpGreaterThanEqual32) String() string {
return fmt.Sprintf("if w%d >= %d goto %+d", a.Dest, a.Value, a.Offset)
}
func (a *JumpGreaterThanEqual32) SetJumpTarget(relAddr int16) {
a.Offset = relAddr
}
func (a *JumpGreaterThanEqual32) SetValue(value int32) {
a.Value = value
}
var (
_ Instruction = (*JumpGreaterThanEqualRegister)(nil)
_ Jumper = (*JumpGreaterThanEqualRegister)(nil)
)
type JumpGreaterThanEqualRegister struct {
Dest Register
Src Register
Offset int16
}
func (a *JumpGreaterThanEqualRegister) Raw() ([]RawInstruction, error) {
return []RawInstruction{
{Op: BPF_JGE | BPF_X | BPF_JMP, Reg: NewReg(a.Src, a.Dest), Off: a.Offset},
}, nil
}
func (a *JumpGreaterThanEqualRegister) String() string {
return fmt.Sprintf("if r%s >= r%s goto %+d", a.Dest, a.Src, a.Offset)
}
func (a *JumpGreaterThanEqualRegister) SetJumpTarget(relAddr int16) {
a.Offset = relAddr
}
var (
_ Instruction = (*JumpGreaterThanEqualRegister32)(nil)
_ Jumper = (*JumpGreaterThanEqualRegister32)(nil)
)
type JumpGreaterThanEqualRegister32 struct {
Dest Register
Src Register
Offset int16
}
func (a *JumpGreaterThanEqualRegister32) Raw() ([]RawInstruction, error) {
return []RawInstruction{
{Op: BPF_JGE | BPF_X | BPF_JMP32, Reg: NewReg(a.Src, a.Dest), Off: a.Offset},
}, nil
}
func (a *JumpGreaterThanEqualRegister32) String() string {
return fmt.Sprintf("if w%d >= w%d goto %+d", a.Dest, a.Src, a.Offset)
}
func (a *JumpGreaterThanEqualRegister32) SetJumpTarget(relAddr int16) {
a.Offset = relAddr
}