# include <openssl/cms.h>
#endif
#include "internal/asn1_int.h"
+#include "internal/evp_int.h"
static int dsa_pub_decode(EVP_PKEY *pkey, X509_PUBKEY *pubkey)
{
dsa = pkey->pkey.dsa;
if (pkey->save_parameters && dsa->p && dsa->q && dsa->g) {
str = ASN1_STRING_new();
- if (!str) {
+ if (str == NULL) {
DSAerr(DSA_F_DSA_PUB_ENCODE, ERR_R_MALLOC_FAILURE);
goto err;
}
ASN1_INTEGER *privkey = NULL;
BN_CTX *ctx = NULL;
- STACK_OF(ASN1_TYPE) *ndsa = NULL;
DSA *dsa = NULL;
+ int ret = 0;
+
if (!PKCS8_pkey_get0(NULL, &p, &pklen, &palg, p8))
return 0;
X509_ALGOR_get0(NULL, &ptype, &pval, palg);
- /* Check for broken DSA PKCS#8, UGH! */
- if (*p == (V_ASN1_SEQUENCE | V_ASN1_CONSTRUCTED)) {
- ASN1_TYPE *t1, *t2;
- if ((ndsa = d2i_ASN1_SEQUENCE_ANY(NULL, &p, pklen)) == NULL)
- goto decerr;
- if (sk_ASN1_TYPE_num(ndsa) != 2)
- goto decerr;
- /*-
- * Handle Two broken types:
- * SEQUENCE {parameters, priv_key}
- * SEQUENCE {pub_key, priv_key}
- */
-
- t1 = sk_ASN1_TYPE_value(ndsa, 0);
- t2 = sk_ASN1_TYPE_value(ndsa, 1);
- if (t1->type == V_ASN1_SEQUENCE) {
- p8->broken = PKCS8_EMBEDDED_PARAM;
- pval = t1->value.ptr;
- } else if (ptype == V_ASN1_SEQUENCE)
- p8->broken = PKCS8_NS_DB;
- else
- goto decerr;
-
- if (t2->type != V_ASN1_INTEGER)
- goto decerr;
-
- privkey = t2->value.integer;
- } else {
- const unsigned char *q = p;
- if ((privkey = d2i_ASN1_INTEGER(NULL, &p, pklen)) == NULL)
- goto decerr;
- if (privkey->type == V_ASN1_NEG_INTEGER) {
- p8->broken = PKCS8_NEG_PRIVKEY;
- ASN1_STRING_clear_free(privkey);
- if ((privkey = d2i_ASN1_UINTEGER(NULL, &q, pklen)) == NULL)
- goto decerr;
- }
- if (ptype != V_ASN1_SEQUENCE)
- goto decerr;
- }
+ if ((privkey = d2i_ASN1_INTEGER(NULL, &p, pklen)) == NULL)
+ goto decerr;
+ if (privkey->type == V_ASN1_NEG_INTEGER || ptype != V_ASN1_SEQUENCE)
+ goto decerr;
pstr = pval;
pm = pstr->data;
}
EVP_PKEY_assign_DSA(pkey, dsa);
- BN_CTX_free(ctx);
- if (ndsa)
- sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
- else
- ASN1_STRING_clear_free(privkey);
- return 1;
+ ret = 1;
+ goto done;
decerr:
- DSAerr(DSA_F_DSA_PRIV_DECODE, EVP_R_DECODE_ERROR);
+ DSAerr(DSA_F_DSA_PRIV_DECODE, DSA_R_DECODE_ERROR);
dsaerr:
+ DSA_free(dsa);
+ done:
BN_CTX_free(ctx);
ASN1_STRING_clear_free(privkey);
- sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
- DSA_free(dsa);
- return 0;
+ return ret;
}
static int dsa_priv_encode(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pkey)
params = ASN1_STRING_new();
- if (!params) {
+ if (params == NULL) {
DSAerr(DSA_F_DSA_PRIV_ENCODE, ERR_R_MALLOC_FAILURE);
goto err;
}
{
BIGNUM *a;
+ if (to->pkey.dsa == NULL) {
+ to->pkey.dsa = DSA_new();
+ if (to->pkey.dsa == NULL)
+ return 0;
+ }
+
if ((a = BN_dup(from->pkey.dsa->p)) == NULL)
return 0;
BN_free(to->pkey.dsa->p);
DSA_free(pkey->pkey.dsa);
}
-static void update_buflen(const BIGNUM *b, size_t *pbuflen)
-{
- size_t i;
- if (!b)
- return;
- if (*pbuflen < (i = (size_t)BN_num_bytes(b)))
- *pbuflen = i;
-}
-
static int do_dsa_print(BIO *bp, const DSA *x, int off, int ptype)
{
- unsigned char *m = NULL;
int ret = 0;
- size_t buf_len = 0;
const char *ktype = NULL;
-
const BIGNUM *priv_key, *pub_key;
if (ptype == 2)
else
ktype = "DSA-Parameters";
- update_buflen(x->p, &buf_len);
- update_buflen(x->q, &buf_len);
- update_buflen(x->g, &buf_len);
- update_buflen(priv_key, &buf_len);
- update_buflen(pub_key, &buf_len);
-
- m = OPENSSL_malloc(buf_len + 10);
- if (m == NULL) {
- DSAerr(DSA_F_DO_DSA_PRINT, ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
if (priv_key) {
if (!BIO_indent(bp, off, 128))
goto err;
goto err;
}
- if (!ASN1_bn_print(bp, "priv:", priv_key, m, off))
+ if (!ASN1_bn_print(bp, "priv:", priv_key, NULL, off))
goto err;
- if (!ASN1_bn_print(bp, "pub: ", pub_key, m, off))
+ if (!ASN1_bn_print(bp, "pub: ", pub_key, NULL, off))
goto err;
- if (!ASN1_bn_print(bp, "P: ", x->p, m, off))
+ if (!ASN1_bn_print(bp, "P: ", x->p, NULL, off))
goto err;
- if (!ASN1_bn_print(bp, "Q: ", x->q, m, off))
+ if (!ASN1_bn_print(bp, "Q: ", x->q, NULL, off))
goto err;
- if (!ASN1_bn_print(bp, "G: ", x->g, m, off))
+ if (!ASN1_bn_print(bp, "G: ", x->g, NULL, off))
goto err;
ret = 1;
err:
- OPENSSL_free(m);
return (ret);
}
{
DSA_SIG *dsa_sig;
const unsigned char *p;
+
if (!sig) {
if (BIO_puts(bp, "\n") <= 0)
return 0;
dsa_sig = d2i_DSA_SIG(NULL, &p, sig->length);
if (dsa_sig) {
int rv = 0;
- size_t buf_len = 0;
- unsigned char *m = NULL;
- update_buflen(dsa_sig->r, &buf_len);
- update_buflen(dsa_sig->s, &buf_len);
- m = OPENSSL_malloc(buf_len + 10);
- if (m == NULL) {
- DSAerr(DSA_F_DSA_SIG_PRINT, ERR_R_MALLOC_FAILURE);
- goto err;
- }
+ BIGNUM *r, *s;
+
+ DSA_SIG_get0(&r, &s, dsa_sig);
if (BIO_write(bp, "\n", 1) != 1)
goto err;
- if (!ASN1_bn_print(bp, "r: ", dsa_sig->r, m, indent))
+ if (!ASN1_bn_print(bp, "r: ", r, NULL, indent))
goto err;
- if (!ASN1_bn_print(bp, "s: ", dsa_sig->s, m, indent))
+ if (!ASN1_bn_print(bp, "s: ", s, NULL, indent))
goto err;
rv = 1;
err:
- OPENSSL_free(m);
DSA_SIG_free(dsa_sig);
return rv;
}