could not use DC component in subject name (#7)

fixes #6

go.mod

@@ -4,8 +4,9 @@ go 1.13
 
 require (
 	github.com/cnf/structhash v0.0.0-20180104161610-62a607eb0224
+	github.com/go-asn1-ber/asn1-ber v1.5.3 // indirect
 	github.com/stretchr/testify v1.6.1
-	github.com/tsaarni/x500dn v0.0.0-20200116210152-667db92cf7b9
+	github.com/tsaarni/x500dn v0.0.0-20210331182804-14283c7f5a16
 	golang.org/x/mod v0.3.0
 	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c
 )

go.sum

@@ -2,17 +2,17 @@ github.com/cnf/structhash v0.0.0-20180104161610-62a607eb0224 h1:rnCKRrdSBqc061l0
 github.com/cnf/structhash v0.0.0-20180104161610-62a607eb0224/go.mod h1:pCxVEbcm3AMg7ejXyorUXi6HQCzOIBf7zEDVPtw0/U4=
 github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/go-asn1-ber/asn1-ber v1.3.1 h1:gvPdv/Hr++TRFCl0UbPFHC54P9N9jgsRPnmnr419Uck=
 github.com/go-asn1-ber/asn1-ber v1.3.1/go.mod h1:hEBeB/ic+5LoWskz+yKT7vGhhPYkProFKoKdwZRWMe0=
+github.com/go-asn1-ber/asn1-ber v1.5.3 h1:u7utq56RUFiynqUzgVMFDymapcOtQ/MZkh3H4QYkxag=
+github.com/go-asn1-ber/asn1-ber v1.5.3/go.mod h1:hEBeB/ic+5LoWskz+yKT7vGhhPYkProFKoKdwZRWMe0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd0=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/tsaarni/x500dn v0.0.0-20200116210152-667db92cf7b9 h1:9+4Cy0QUuBqeqEx1TfTVUQiBSqOQtGkj0APidZL+H1c=
-github.com/tsaarni/x500dn v0.0.0-20200116210152-667db92cf7b9/go.mod h1:RquKZ5rERbzqRQDFuh2zsgR1W1FH006YRw2pHIuMzvw=
+github.com/tsaarni/x500dn v0.0.0-20210331182804-14283c7f5a16 h1:pwy6wBo/3nIrPBWOAWKkRi888+dXPd78KSTxEtHFAdo=
+github.com/tsaarni/x500dn v0.0.0-20210331182804-14283c7f5a16/go.mod h1:RquKZ5rERbzqRQDFuh2zsgR1W1FH006YRw2pHIuMzvw=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
-golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550 h1:ObdrDkeb4kJdCP557AjRjq69pTHfNouLtWZG7j9rPN8=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/mod v0.3.0 h1:RM4zey1++hCTbCVQfnWeKs9/IEsaBLA8vTkd0WVtmH4=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=