x.crypto.chacha20: fix issue on consecutive calls of xor_key_stream
#24003
+225
−147
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This PR fixs the issue related consecutive calls of
xor_key_stream
thats not handled correctly after the first calls. Its issue was reported by @einar-hjortdal . See the issue at 23977. Thank for report the issue.In this PR, we follow and adapt the go version and also unifies between
chach20_block
andgeneric_key_stream
method to single one in the form ofchacha20_block_generic
. Its also adds a test for this consecutive calls issue.Thanks