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reject unknown versions in the quic.Config

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This commit is contained in:
Marten Seemann
2018-01-05 13:38:27 +07:00
parent cd01b55090
commit 624ac61412
6 changed files with 76 additions and 33 deletions
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5
internal/protocol/version.go
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@@ -30,6 +30,11 @@ var SupportedVersions = []VersionNumber{
Version39,
}
// IsValidVersion says if the version is known to quic-go
func IsValidVersion(v VersionNumber) bool {
return v == VersionTLS || IsSupportedVersion(SupportedVersions, v)
}
// UsesTLS says if this QUIC version uses TLS 1.3 for the handshake
func (vn VersionNumber) UsesTLS() bool {
return vn == VersionTLS

8
internal/protocol/version_test.go
View File

@@ -15,6 +15,14 @@ var _ = Describe("Version", func() {
Expect(Version39).To(BeEquivalentTo(0x51303339))
})
It("says if a version is valid", func() {
Expect(IsValidVersion(Version39)).To(BeTrue())
Expect(IsValidVersion(VersionTLS)).To(BeTrue())
Expect(IsValidVersion(VersionWhatever)).To(BeFalse())
Expect(IsValidVersion(VersionUnknown)).To(BeFalse())
Expect(IsValidVersion(1234)).To(BeFalse())
})
It("says if a version supports TLS", func() {
Expect(Version39.UsesTLS()).To(BeFalse())
Expect(VersionTLS.UsesTLS()).To(BeTrue())