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Differential D505 Diff 1434 g10/keygen.c

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g10/keygen.c

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curve = "Ed25519"; curve = "Ed25519";
else if (!ascii_strcasecmp (curve, "cv448")) else if (!ascii_strcasecmp (curve, "cv448"))
curve = "X448"; curve = "X448";
else if (!ascii_strcasecmp (curve, "ed448"))
curve = "Ed448";
/* Note that we use the "comp" flag with EdDSA to request the use of /* Note that we use the "comp" flag with EdDSA to request the use of
a 0x40 compression prefix octet. */ a 0x40 compression prefix octet. */
if (algo == PUBKEY_ALGO_EDDSA) if (algo == PUBKEY_ALGO_EDDSA && !strcmp (curve, "Ed25519"))
keyparms = xtryasprintf keyparms = xtryasprintf
("(genkey(ecc(curve %zu:%s)(flags eddsa comp%s)))", ("(genkey(ecc(curve %zu:%s)(flags eddsa comp%s)))",
strlen (curve), curve, strlen (curve), curve,
(((keygen_flags & KEYGEN_FLAG_TRANSIENT_KEY) (((keygen_flags & KEYGEN_FLAG_TRANSIENT_KEY)
&& (keygen_flags & KEYGEN_FLAG_NO_PROTECTION))? && (keygen_flags & KEYGEN_FLAG_NO_PROTECTION))?
" transient-key" : "")); " transient-key" : ""));
else if (algo == PUBKEY_ALGO_EDDSA && !strcmp (curve, "Ed448"))
keyparms = xtryasprintf
("(genkey(ecc(curve %zu:%s)(flags comp%s)))",
strlen (curve), curve,
(((keygen_flags & KEYGEN_FLAG_TRANSIENT_KEY)
&& (keygen_flags & KEYGEN_FLAG_NO_PROTECTION))?
" transient-key" : ""));
else if (algo == PUBKEY_ALGO_ECDH && !strcmp (curve, "Curve25519")) else if (algo == PUBKEY_ALGO_ECDH && !strcmp (curve, "Curve25519"))
keyparms = xtryasprintf keyparms = xtryasprintf
("(genkey(ecc(curve %zu:%s)(flags djb-tweak comp%s)))", ("(genkey(ecc(curve %zu:%s)(flags djb-tweak comp%s)))",
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{ {
if (!strcmp (algostr, "ed25519")) if (!strcmp (algostr, "ed25519"))
kpi->algo = PUBKEY_ALGO_EDDSA; kpi->algo = PUBKEY_ALGO_EDDSA;
else if (!strcmp (algostr, "ed448"))
kpi->algo = PUBKEY_ALGO_EDDSA;
else if (!strcmp (algostr, "cv25519")) else if (!strcmp (algostr, "cv25519"))
kpi->algo = PUBKEY_ALGO_ECDH; kpi->algo = PUBKEY_ALGO_ECDH;
else if (!strcmp (algostr, "cv448")) else if (!strcmp (algostr, "cv448"))
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{ {
if (!strcmp (algostr, "ed25519")) if (!strcmp (algostr, "ed25519"))
algo = PUBKEY_ALGO_EDDSA; algo = PUBKEY_ALGO_EDDSA;
else if (!strcmp (algostr, "ed448"))
kpi->algo = PUBKEY_ALGO_EDDSA;
else if (!strcmp (algostr, "cv25519")) else if (!strcmp (algostr, "cv25519"))
algo = PUBKEY_ALGO_ECDH; algo = PUBKEY_ALGO_ECDH;
else if (!strcmp (algostr, "cv448")) else if (!strcmp (algostr, "cv448"))
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* dsa2048 := DSA with 2048 bit. * dsa2048 := DSA with 2048 bit.
* elg2048 := Elgamal with 2048 bit. * elg2048 := Elgamal with 2048 bit.
* ed25519 := EDDSA using curve Ed25519. * ed25519 := EDDSA using curve Ed25519.
* ed448 := EDDSA using curve Ed448.
* cv25519 := ECDH using curve Curve25519. * cv25519 := ECDH using curve Curve25519.
* cv448 := ECDH using curve X448. * cv448 := ECDH using curve X448.
* nistp256:= ECDSA or ECDH using curve NIST P-256 * nistp256:= ECDSA or ECDH using curve NIST P-256
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