#include <openssl/hmac.h>
#include <openssl/md5.h>
#include <openssl/rand.h>
-#ifdef KSSL_DEBUG
-# include <openssl/des.h>
-#endif
/* seed1 through seed5 are virtually concatenated */
static int tls1_P_hash(const EVP_MD *md, const unsigned char *sec,
SSL3_RANDOM_SIZE, s->s3->client_random, SSL3_RANDOM_SIZE,
NULL, 0, NULL, 0, s->session->master_key,
s->session->master_key_length, km, tmp, num);
-#ifdef KSSL_DEBUG
- fprintf(stderr, "tls1_generate_key_block() ==> %d byte master_key =\n\t",
- s->session->master_key_length);
- {
- int i;
- for (i = 0; i < s->session->master_key_length; i++) {
- fprintf(stderr, "%02X", s->session->master_key[i]);
- }
- fprintf(stderr, "\n");
- }
-#endif /* KSSL_DEBUG */
+
return ret;
}
comp = s->s3->tmp.new_compression;
#endif
-#ifdef KSSL_DEBUG
- fprintf(stderr, "tls1_change_cipher_state(which= %d) w/\n", which);
- fprintf(stderr, "\talg= %ld/%ld, comp= %p\n",
- s->s3->tmp.new_cipher->algorithm_mkey,
- s->s3->tmp.new_cipher->algorithm_auth, comp);
- fprintf(stderr, "\tevp_cipher == %p ==? &d_cbc_ede_cipher3\n", c);
- fprintf(stderr, "\tevp_cipher: nid, blksz= %d, %d, keylen=%d, ivlen=%d\n",
- c->nid, c->block_size, c->key_len, c->iv_len);
- fprintf(stderr, "\tkey_block: len= %d, data= ",
- s->s3->tmp.key_block_length);
- {
- int i;
- for (i = 0; i < s->s3->tmp.key_block_length; i++)
- fprintf(stderr, "%02x", s->s3->tmp.key_block[i]);
- fprintf(stderr, "\n");
- }
-#endif /* KSSL_DEBUG */
-
if (which & SSL3_CC_READ) {
if (s->s3->tmp.new_cipher->algorithm2 & TLS1_STREAM_MAC)
s->mac_flags |= SSL_MAC_FLAG_READ_MAC_STREAM;
if (s->enc_read_ctx != NULL)
reuse_dd = 1;
else if ((s->enc_read_ctx =
- OPENSSL_malloc(sizeof(EVP_CIPHER_CTX))) == NULL)
+ OPENSSL_malloc(sizeof(*s->enc_read_ctx))) == NULL)
goto err;
else
/*
iv = &(iv1[k]);
}
}
-#ifdef KSSL_DEBUG
- {
- int i;
- fprintf(stderr, "EVP_CipherInit_ex(dd,c,key=,iv=,which)\n");
- fprintf(stderr, "\tkey= ");
- for (i = 0; i < c->key_len; i++)
- fprintf(stderr, "%02x", key[i]);
- fprintf(stderr, "\n");
- fprintf(stderr, "\t iv= ");
- for (i = 0; i < c->iv_len; i++)
- fprintf(stderr, "%02x", iv[i]);
- fprintf(stderr, "\n");
- }
-#endif /* KSSL_DEBUG */
if (EVP_CIPHER_mode(c) == EVP_CIPH_GCM_MODE) {
if (!EVP_CipherInit_ex(dd, c, NULL, key, NULL, (which & SSL3_CC_WRITE))
err:
SSLerr(SSL_F_TLS1_CHANGE_CIPHER_STATE, ERR_R_MALLOC_FAILURE);
err2:
+ OPENSSL_cleanse(tmp1, sizeof(tmp1));
+ OPENSSL_cleanse(tmp2, sizeof(tmp1));
+ OPENSSL_cleanse(iv1, sizeof(iv1));
+ OPENSSL_cleanse(iv2, sizeof(iv2));
return (0);
}
int mac_type = NID_undef, mac_secret_size = 0;
int ret = 0;
-#ifdef KSSL_DEBUG
- fprintf(stderr, "tls1_setup_key_block()\n");
-#endif /* KSSL_DEBUG */
-
if (s->s3->tmp.key_block_length != 0)
return (1);
return 0;
OPENSSL_cleanse(hash, hashlen);
OPENSSL_cleanse(buf2, sizeof(buf2));
- return sizeof buf2;
+ return sizeof(buf2);
}
int tls1_generate_master_secret(SSL *s, unsigned char *out, unsigned char *p,
{
unsigned char buff[SSL_MAX_MASTER_KEY_LENGTH];
-#ifdef KSSL_DEBUG
- fprintf(stderr, "tls1_generate_master_secret(%p,%p, %p, %d)\n", s, out, p,
- len);
-#endif /* KSSL_DEBUG */
-
if (s->session->flags & SSL_SESS_FLAG_EXTMS) {
unsigned char hash[EVP_MAX_MD_SIZE * 2];
int hashlen;
}
#endif
-#ifdef KSSL_DEBUG
- fprintf(stderr, "tls1_generate_master_secret() complete\n");
-#endif /* KSSL_DEBUG */
return (SSL3_MASTER_SECRET_SIZE);
}
{
unsigned char *buff;
unsigned char *val = NULL;
- size_t vallen, currentvalpos;
+ size_t vallen = 0, currentvalpos;
int rv;
-#ifdef KSSL_DEBUG
- fprintf(stderr, "tls1_export_keying_material(%p,%p,%lu,%s,%lu,%p,%lu)\n",
- s, out, olen, label, llen, context, contextlen);
-#endif /* KSSL_DEBUG */
-
buff = OPENSSL_malloc(olen);
if (buff == NULL)
goto err2;
NULL, 0,
s->session->master_key, s->session->master_key_length,
out, buff, olen);
- OPENSSL_cleanse(val, vallen);
- OPENSSL_cleanse(buff, olen);
-#ifdef KSSL_DEBUG
- fprintf(stderr, "tls1_export_keying_material() complete\n");
-#endif /* KSSL_DEBUG */
goto ret;
err1:
SSLerr(SSL_F_TLS1_EXPORT_KEYING_MATERIAL,
SSLerr(SSL_F_TLS1_EXPORT_KEYING_MATERIAL, ERR_R_MALLOC_FAILURE);
rv = 0;
ret:
- OPENSSL_free(buff);
- OPENSSL_free(val);
+ CRYPTO_clear_free(val, vallen);
+ CRYPTO_clear_free(buff, olen);
return (rv);
}