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void-packages/srcpkgs/netpgp/patches/lib_openssl__crypto.c.patch

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$NetBSD: patch-src_lib_openssl__crypto.c,v 1.1 2020/04/25 12:07:47 nia Exp $
Sync with NetBSD src to fix build with OpenSSL 1.1.
--- src/lib/openssl_crypto.c.orig 2020-04-25 11:54:50.243962468 +0000
+++ src/lib/openssl_crypto.c
@@ -88,18 +88,144 @@ __COPYRIGHT("@(#) Copyright (c) 2009 The
#include "netpgpdigest.h"
#include "packet.h"
+static void
+takeRSA(const RSA *orsa, pgp_rsa_pubkey_t *pk, pgp_rsa_seckey_t *sk)
+{
+ const BIGNUM *n, *e, *d, *q, *p;
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L
+ RSA_get0_key(orsa, &n, &e, &d);
+ RSA_get0_factors(orsa, &q, &p);
+#else
+ n = orsa->n;
+ e = orsa->e;
+ d = orsa->d;
+ p = orsa->p;
+ q = orsa->q;
+#endif
+ if (sk) {
+ sk->d = BN_dup(d);
+ sk->p = BN_dup(p);
+ sk->q = BN_dup(q);
+ }
+ if (pk) {
+ pk->n = BN_dup(n);
+ pk->e = BN_dup(e);
+ }
+}
-static void
-test_seckey(const pgp_seckey_t *seckey)
+static RSA *
+makeRSA(const pgp_rsa_pubkey_t *pubkey, const pgp_rsa_seckey_t *seckey)
+{
+ BIGNUM *n, *e, *d, *p, *q;
+ RSA *orsa;
+
+ orsa = RSA_new();
+ n = BN_dup(pubkey->n);
+ e = BN_dup(pubkey->e);
+
+ if (seckey) {
+ d = BN_dup(seckey->d);
+ p = BN_dup(seckey->p);
+ q = BN_dup(seckey->q);
+ } else {
+ d = p = q = NULL;
+ }
+
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L
+ RSA_set0_key(orsa, n, e, d);
+ RSA_set0_factors(orsa, p, q);
+#else
+ BN_free(orsa->n);
+ BN_free(orsa->e);
+ orsa->n = n;
+ orsa->e = e;
+ if (d) {
+ BN_free(orsa->d);
+ orsa->d = d;
+ }
+ if (p) {
+ BN_free(orsa->p);
+ orsa->p = p;
+ }
+ if (q) {
+ BN_free(orsa->q);
+ orsa->q = q;
+ }
+#endif
+ return orsa;
+}
+
+static DSA_SIG *
+makeDSA_SIG(const pgp_dsa_sig_t *sig)
+{
+ DSA_SIG *osig;
+ BIGNUM *r, *s;
+
+ osig = DSA_SIG_new();
+ r = BN_dup(sig->r);
+ s = BN_dup(sig->s);
+
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L
+ DSA_SIG_set0(osig, r, s);
+#else
+ BN_free(osig->r);
+ BN_free(osig->s);
+ osig->r = r;
+ osig->s = s;
+#endif
+
+ return osig;
+}
+
+static DSA *
+makeDSA(const pgp_dsa_pubkey_t *dsa, const pgp_dsa_seckey_t *secdsa)
{
- RSA *test = RSA_new();
+ DSA *odsa;
+ BIGNUM *p, *q, *g, *y, *x;
- test->n = BN_dup(seckey->pubkey.key.rsa.n);
- test->e = BN_dup(seckey->pubkey.key.rsa.e);
+ odsa = DSA_new();
- test->d = BN_dup(seckey->key.rsa.d);
- test->p = BN_dup(seckey->key.rsa.p);
- test->q = BN_dup(seckey->key.rsa.q);
+ p = BN_dup(dsa->p);
+ q = BN_dup(dsa->q);
+ g = BN_dup(dsa->g);
+ y = BN_dup(dsa->y);
+ x = secdsa ? secdsa->x : NULL;
+
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L
+ DSA_set0_key(odsa, y, x);
+#else
+ BN_free(odsa->p);
+ BN_free(odsa->q);
+ BN_free(odsa->g);
+ BN_free(odsa->pub_key);
+ odsa->p = p;
+ odsa->q = q;
+ odsa->g = g;
+ odsa->pub_key = y;
+ if (x) {
+ BN_free(odsa->priv_key);
+ odsa->priv_key = x;
+ }
+#endif
+ return odsa;
+}
+
+static void
+takeDSA(const DSA *odsa, pgp_dsa_seckey_t *sk)
+{
+ const BIGNUM *x;
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L
+ DSA_get0_key(odsa, NULL, &x);
+#else
+ x = odsa->priv_key;
+#endif
+ sk->x = BN_dup(x);
+}
+
+static void
+test_seckey(const pgp_seckey_t *seckey)
+{
+ RSA *test = makeRSA(&seckey->pubkey.key.rsa, &seckey->key.rsa);
if (RSA_check_key(test) != 1) {
(void) fprintf(stderr,
@@ -434,25 +560,15 @@ pgp_dsa_verify(const uint8_t *hash, size
const pgp_dsa_pubkey_t *dsa)
{
unsigned qlen;
- DSA_SIG *osig;
- DSA *odsa;
+ DSA_SIG *osig = makeDSA_SIG(sig);
+ DSA *odsa = makeDSA(dsa, NULL);
int ret;
- osig = DSA_SIG_new();
- osig->r = sig->r;
- osig->s = sig->s;
-
- odsa = DSA_new();
- odsa->p = dsa->p;
- odsa->q = dsa->q;
- odsa->g = dsa->g;
- odsa->pub_key = dsa->y;
-
if (pgp_get_debug_level(__FILE__)) {
hexdump(stderr, "input hash", hash, hash_length);
- (void) fprintf(stderr, "Q=%d\n", BN_num_bytes(odsa->q));
+ (void) fprintf(stderr, "Q=%d\n", BN_num_bytes(dsa->q));
}
- if ((qlen = (unsigned)BN_num_bytes(odsa->q)) < hash_length) {
+ if ((qlen = (unsigned)BN_num_bytes(dsa->q)) < hash_length) {
hash_length = qlen;
}
ret = DSA_do_verify(hash, (int)hash_length, osig, odsa);
@@ -464,10 +580,7 @@ pgp_dsa_verify(const uint8_t *hash, size
return 0;
}
- odsa->p = odsa->q = odsa->g = odsa->pub_key = NULL;
DSA_free(odsa);
-
- osig->r = osig->s = NULL;
DSA_SIG_free(osig);
return (unsigned)ret;
@@ -488,19 +601,14 @@ pgp_rsa_public_decrypt(uint8_t *out,
size_t length,
const pgp_rsa_pubkey_t *pubkey)
{
- RSA *orsa;
- int n;
-
- orsa = RSA_new();
- orsa->n = pubkey->n;
- orsa->e = pubkey->e;
+ RSA *orsa = makeRSA(pubkey, NULL);
+ int ret;
- n = RSA_public_decrypt((int)length, in, out, orsa, RSA_NO_PADDING);
+ ret = RSA_public_decrypt((int)length, in, out, orsa, RSA_NO_PADDING);
- orsa->n = orsa->e = NULL;
RSA_free(orsa);
- return n;
+ return ret;
}
/**
@@ -520,21 +628,10 @@ pgp_rsa_private_encrypt(uint8_t *out,
const pgp_rsa_seckey_t *seckey,
const pgp_rsa_pubkey_t *pubkey)
{
- RSA *orsa;
- int n;
+ RSA *orsa = makeRSA(pubkey, seckey);
+ int ret;
- orsa = RSA_new();
- orsa->n = BN_dup(pubkey->n);
- orsa->d = seckey->d;
- orsa->p = seckey->q; /* p and q are round the other way in openssl */
- orsa->q = seckey->p;
-
- /* debug */
- orsa->e = BN_dup(pubkey->e);
- /* If this isn't set, it's very likely that the programmer hasn't */
- /* decrypted the secret key. RSA_check_key segfaults in that case. */
- /* Use pgp_decrypt_seckey() to do that. */
- if (orsa->d == NULL) {
+ if (seckey->d == NULL) {
(void) fprintf(stderr, "orsa is not set\n");
return 0;
}
@@ -544,12 +641,11 @@ pgp_rsa_private_encrypt(uint8_t *out,
}
/* end debug */
- n = RSA_private_encrypt((int)length, in, out, orsa, RSA_NO_PADDING);
+ ret = RSA_private_encrypt((int)length, in, out, orsa, RSA_NO_PADDING);
- orsa->n = orsa->d = orsa->p = orsa->q = NULL;
RSA_free(orsa);
- return n;
+ return ret;
}
/**
@@ -569,18 +665,10 @@ pgp_rsa_private_decrypt(uint8_t *out,
const pgp_rsa_seckey_t *seckey,
const pgp_rsa_pubkey_t *pubkey)
{
- RSA *keypair;
+ RSA *keypair = makeRSA(pubkey, seckey);
int n;
char errbuf[1024];
- keypair = RSA_new();
- keypair->n = pubkey->n; /* XXX: do we need n? */
- keypair->d = seckey->d;
- keypair->p = seckey->q;
- keypair->q = seckey->p;
-
- /* debug */
- keypair->e = pubkey->e;
if (RSA_check_key(keypair) != 1) {
(void) fprintf(stderr, "RSA_check_key is not set\n");
return 0;
@@ -600,7 +688,6 @@ pgp_rsa_private_decrypt(uint8_t *out,
ERR_error_string(err, &errbuf[0]);
(void) fprintf(stderr, "openssl error : %s\n", errbuf);
}
- keypair->n = keypair->d = keypair->p = keypair->q = NULL;
RSA_free(keypair);
return n;
@@ -620,15 +707,11 @@ pgp_rsa_public_encrypt(uint8_t *out,
size_t length,
const pgp_rsa_pubkey_t *pubkey)
{
- RSA *orsa;
+ RSA *orsa = makeRSA(pubkey, NULL);
int n;
/* printf("pgp_rsa_public_encrypt: length=%ld\n", length); */
- orsa = RSA_new();
- orsa->n = pubkey->n;
- orsa->e = pubkey->e;
-
/* printf("len: %ld\n", length); */
/* pgp_print_bn("n: ", orsa->n); */
/* pgp_print_bn("e: ", orsa->e); */
@@ -640,7 +723,6 @@ pgp_rsa_public_encrypt(uint8_t *out,
fd_out = BIO_new_fd(fileno(stderr), BIO_NOCLOSE);
ERR_print_errors(fd_out);
}
- orsa->n = orsa->e = NULL;
RSA_free(orsa);
return n;
@@ -656,7 +738,9 @@ void
pgp_crypto_finish(void)
{
CRYPTO_cleanup_all_ex_data();
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
ERR_remove_state((unsigned long)0);
+#endif
}
/**
@@ -692,25 +776,33 @@ rsa_generate_keypair(pgp_key_t *keydata,
BN_CTX *ctx;
pgp_output_t *output;
pgp_memory_t *mem;
+ BIGNUM *bne;
+ pgp_rsa_pubkey_t *pk;
+ pgp_rsa_seckey_t *sk;
ctx = BN_CTX_new();
pgp_keydata_init(keydata, PGP_PTAG_CT_SECRET_KEY);
seckey = pgp_get_writable_seckey(keydata);
+ pk = &seckey->pubkey.key.rsa;
+ sk = &seckey->key.rsa;
/* generate the key pair */
- rsa = RSA_generate_key(numbits, e, NULL, NULL);
+ bne = BN_new();
+ BN_set_word(bne, e);
+
+ rsa = RSA_new();
+ RSA_generate_key_ex(rsa, numbits, bne, NULL);
+ BN_free(bne);
/* populate pgp key from ssl key */
+ takeRSA(rsa, pk, sk);
seckey->pubkey.version = PGP_V4;
seckey->pubkey.birthtime = time(NULL);
seckey->pubkey.days_valid = 0;
seckey->pubkey.alg = PGP_PKA_RSA;
- seckey->pubkey.key.rsa.n = BN_dup(rsa->n);
- seckey->pubkey.key.rsa.e = BN_dup(rsa->e);
-
seckey->s2k_usage = PGP_S2KU_ENCRYPTED_AND_HASHED;
seckey->s2k_specifier = PGP_S2KS_SALTED;
/* seckey->s2k_specifier=PGP_S2KS_SIMPLE; */
@@ -721,11 +813,8 @@ rsa_generate_keypair(pgp_key_t *keydata,
seckey->octetc = 0;
seckey->checksum = 0;
- seckey->key.rsa.d = BN_dup(rsa->d);
- seckey->key.rsa.p = BN_dup(rsa->p);
- seckey->key.rsa.q = BN_dup(rsa->q);
- seckey->key.rsa.u = BN_mod_inverse(NULL, rsa->p, rsa->q, ctx);
- if (seckey->key.rsa.u == NULL) {
+ sk->u = BN_mod_inverse(NULL, sk->p, sk->q, ctx);
+ if (sk->u == NULL) {
(void) fprintf(stderr, "seckey->key.rsa.u is NULL\n");
return 0;
}
@@ -817,18 +906,10 @@ pgp_dsa_sign(uint8_t *hashbuf,
const pgp_dsa_pubkey_t *pubdsa)
{
DSA_SIG *dsasig;
- DSA *odsa;
-
- odsa = DSA_new();
- odsa->p = pubdsa->p;
- odsa->q = pubdsa->q;
- odsa->g = pubdsa->g;
- odsa->pub_key = pubdsa->y;
- odsa->priv_key = secdsa->x;
+ DSA *odsa = makeDSA(pubdsa, secdsa);
dsasig = DSA_do_sign(hashbuf, (int)hashsize, odsa);
- odsa->p = odsa->q = odsa->g = odsa->pub_key = odsa->priv_key = NULL;
DSA_free(odsa);
return dsasig;
@@ -860,15 +941,12 @@ openssl_read_pem_seckey(const char *f, p
rsa = PEM_read_RSAPrivateKey(fp, NULL, NULL, pass);
} while (rsa == NULL);
}
- key->key.seckey.key.rsa.d = rsa->d;
- key->key.seckey.key.rsa.p = rsa->p;
- key->key.seckey.key.rsa.q = rsa->q;
- key->key.seckey.key.rsa.d = rsa->d;
+ takeRSA(rsa, NULL, &key->key.seckey.key.rsa);
} else if (strcmp(type, "ssh-dss") == 0) {
if ((dsa = PEM_read_DSAPrivateKey(fp, NULL, NULL, NULL)) == NULL) {
ok = 0;
} else {
- key->key.seckey.key.dsa.x = dsa->priv_key;
+ takeDSA(dsa, &key->key.seckey.key.dsa);
}
} else {
ok = 0;
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