github.com/Bytom/bytom@v1.1.2-0.20210127130405-ae40204c0b09/protocol/bc/issuance.go (about)

     1  package bc
     2  
     3  import "io"
     4  
     5  // Issuance is a source of new value on a blockchain. It satisfies the
     6  // Entry interface.
     7  
     8  func (Issuance) typ() string { return "issuance1" }
     9  func (iss *Issuance) writeForHash(w io.Writer) {
    10  	mustWriteForHash(w, iss.NonceHash)
    11  	mustWriteForHash(w, iss.Value)
    12  }
    13  
    14  // SetDestination will link the issuance to the output
    15  func (iss *Issuance) SetDestination(id *Hash, val *AssetAmount, pos uint64) {
    16  	iss.WitnessDestination = &ValueDestination{
    17  		Ref:      id,
    18  		Value:    val,
    19  		Position: pos,
    20  	}
    21  }
    22  
    23  // NewIssuance creates a new Issuance.
    24  func NewIssuance(nonceHash *Hash, value *AssetAmount, ordinal uint64) *Issuance {
    25  	return &Issuance{
    26  		NonceHash: nonceHash,
    27  		Value:     value,
    28  		Ordinal:   ordinal,
    29  	}
    30  }