miasm2.core.interval Namespace Reference

Classes
class	interval

Functions
def	cmp_interval

Variables
int	INT_EQ = 0
int	INT_B_IN_A = 1
int	INT_A_IN_B = -1
int	INT_DISJOIN = 2
int	INT_JOIN = 3
int	INT_JOIN_AB = 4
int	INT_JOIN_BA = 5

Function Documentation

def miasm2.core.interval.cmp_interval	(		inter1,
			inter2
	)

Compare @inter1 and @inter2 and returns the associated INT_* case
@inter1, @inter2: interval instance

Definition at line 10 of file interval.py.

def cmp_interval(inter1, inter2):
    """Compare @inter1 and @inter2 and returns the associated INT_* case
    @inter1, @inter2: interval instance
    """
    if inter1 == inter2:
        return INT_EQ

    inter1_start, inter1_stop = inter1
    inter2_start, inter2_stop = inter2
    result = INT_JOIN
    if inter1_start <= inter2_start and inter1_stop >= inter2_stop:
        result = INT_B_IN_A
    if inter2_start <= inter1_start and inter2_stop >= inter1_stop:
        result = INT_A_IN_B
    if inter1_stop + 1 == inter2_start:
        result = INT_JOIN_AB
    if inter2_stop + 1 == inter1_start:
        result = INT_JOIN_BA
    if inter1_start > inter2_stop + 1 or inter2_start > inter1_stop + 1:
        result = INT_DISJOIN
    return result

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