chore: go mod vendor / tidy

vendor/github.com/pjbgf/sha1cd/ubc/ubc_amd64.go

@@ -0,0 +1,14 @@
+//go:build !noasm && gc && amd64
+// +build !noasm,gc,amd64
+
+package ubc
+
+func CalculateDvMaskAMD64(W [80]uint32) uint32
+
+// Check takes as input an expanded message block and verifies the unavoidable bitconditions
+// for all listed DVs. It returns a dvmask where each bit belonging to a DV is set if all
+// unavoidable bitconditions for that DV have been met.
+// Thus, one needs to do the recompression check for each DV that has its bit set.
+func CalculateDvMask(W [80]uint32) uint32 {
+	return CalculateDvMaskAMD64(W)
+}

vendor/github.com/pjbgf/sha1cd/ubc/ubc_generic.go

@@ -25,7 +25,7 @@ type DvInfo struct {
 // for all listed DVs. It returns a dvmask where each bit belonging to a DV is set if all
 // unavoidable bitconditions for that DV have been met.
 // Thus, one needs to do the recompression check for each DV that has its bit set.
-func CalculateDvMask(W [80]uint32) uint32 {
+func CalculateDvMaskGeneric(W [80]uint32) uint32 {
 	mask := uint32(0xFFFFFFFF)
 	mask &= (((((W[44] ^ W[45]) >> 29) & 1) - 1) | ^(DV_I_48_0_bit | DV_I_51_0_bit | DV_I_52_0_bit | DV_II_45_0_bit | DV_II_46_0_bit | DV_II_50_0_bit | DV_II_51_0_bit))
 	mask &= (((((W[49] ^ W[50]) >> 29) & 1) - 1) | ^(DV_I_46_0_bit | DV_II_45_0_bit | DV_II_50_0_bit | DV_II_51_0_bit | DV_II_55_0_bit | DV_II_56_0_bit))

vendor/github.com/pjbgf/sha1cd/ubc/ubc_noasm.go

@@ -0,0 +1,12 @@
+//go:build !amd64 || noasm || !gc
+// +build !amd64 noasm !gc
+
+package ubc
+
+// Check takes as input an expanded message block and verifies the unavoidable bitconditions
+// for all listed DVs. It returns a dvmask where each bit belonging to a DV is set if all
+// unavoidable bitconditions for that DV have been met.
+// Thus, one needs to do the recompression check for each DV that has its bit set.
+func CalculateDvMask(W [80]uint32) uint32 {
+	return CalculateDvMaskGeneric(W)
+}