github.com/daeuniverse/quic-go@v0.0.0-20240413031024-943f218e0810/internal/utils/streamframe_interval.go (about)

     1  package utils
     2  
     3  import (
     4  	"fmt"
     5  
     6  	"github.com/daeuniverse/quic-go/internal/protocol"
     7  )
     8  
     9  // ByteInterval is an interval from one ByteCount to the other
    10  type ByteInterval struct {
    11  	Start protocol.ByteCount
    12  	End   protocol.ByteCount
    13  }
    14  
    15  func (i ByteInterval) Comp(v ByteInterval) int8 {
    16  	if i.Start < v.Start {
    17  		return -1
    18  	}
    19  	if i.Start > v.Start {
    20  		return 1
    21  	}
    22  	if i.End < v.End {
    23  		return -1
    24  	}
    25  	if i.End > v.End {
    26  		return 1
    27  	}
    28  	return 0
    29  }
    30  
    31  func (i ByteInterval) Match(n ByteInterval) int8 {
    32  	// check if there is an overlap
    33  	if i.Start <= n.End && i.End >= n.Start {
    34  		return 0
    35  	}
    36  	if i.Start > n.End {
    37  		return 1
    38  	} else {
    39  		return -1
    40  	}
    41  }
    42  
    43  func (i ByteInterval) String() string {
    44  	return fmt.Sprintf("[%d, %d]", i.Start, i.End)
    45  }