*/
-#include <assert.h>
+#ifdef REF_CHECK
+# include <assert.h>
+#endif
#include <stdio.h>
#include <openssl/objects.h>
#include <openssl/lhash.h>
#include <openssl/x509v3.h>
#include "ssl_locl.h"
+#include "kssl_lcl.h"
const char *SSL_version_str=OPENSSL_VERSION_TEXT;
#else
if (s->new_session)
{
- SSLerr(SSL_F_SSL_CLEAR,SSL_R_INTERNAL_ERROR);
+ SSLerr(SSL_F_SSL_CLEAR,ERR_R_INTERNAL_ERROR);
return 0;
}
#endif
s->client_version=s->version;
s->rwstate=SSL_NOTHING;
s->rstate=SSL_ST_READ_HEADER;
+#if 0
s->read_ahead=s->ctx->read_ahead;
+#endif
if (s->init_buf != NULL)
{
if (s == NULL) goto err;
memset(s,0,sizeof(SSL));
+#ifndef OPENSSL_NO_KRB5
+ s->kssl_ctx = kssl_ctx_new();
+#endif /* OPENSSL_NO_KRB5 */
+
if (ctx->cert != NULL)
{
/* Earlier library versions used to copy the pointer to
s->verify_mode=ctx->verify_mode;
s->verify_depth=ctx->verify_depth;
s->verify_callback=ctx->default_verify_callback;
+ s->generate_session_id=ctx->generate_session_id;
s->purpose = ctx->purpose;
s->trust = ctx->trust;
CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
s->server=(ctx->method->ssl_accept == ssl_undefined_function)?0:1;
s->options=ctx->options;
s->mode=ctx->mode;
+ s->read_ahead=ctx->read_ahead; /* used to happen in SSL_clear */
SSL_clear(s);
CRYPTO_new_ex_data(ssl_meth,s,&s->ex_data);
return 1;
}
-int SSL_CTX_set_purpose(SSL_CTX *s, int purpose)
-{
- if(X509_PURPOSE_get_by_id(purpose) == -1) {
- SSLerr(SSL_F_SSL_CTX_SET_PURPOSE, SSL_R_INVALID_PURPOSE);
- return 0;
+int SSL_CTX_set_generate_session_id(SSL_CTX *ctx, GEN_SESSION_CB cb)
+ {
+ CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
+ ctx->generate_session_id = cb;
+ CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);
+ return 1;
}
- s->purpose = purpose;
+
+int SSL_set_generate_session_id(SSL *ssl, GEN_SESSION_CB cb)
+ {
+ CRYPTO_w_lock(CRYPTO_LOCK_SSL);
+ ssl->generate_session_id = cb;
+ CRYPTO_w_unlock(CRYPTO_LOCK_SSL);
return 1;
+ }
+
+int SSL_has_matching_session_id(const SSL *ssl, const unsigned char *id,
+ unsigned int id_len)
+ {
+ /* A quick examination of SSL_SESSION_hash and SSL_SESSION_cmp shows how
+ * we can "construct" a session to give us the desired check - ie. to
+ * find if there's a session in the hash table that would conflict with
+ * any new session built out of this id/id_len and the ssl_version in
+ * use by this SSL. */
+ SSL_SESSION r, *p;
+ r.ssl_version = ssl->version;
+ r.session_id_length = id_len;
+ memcpy(r.session_id, id, id_len);
+ /* NB: SSLv2 always uses a fixed 16-byte session ID, so even if a
+ * callback is calling us to check the uniqueness of a shorter ID, it
+ * must be compared as a padded-out ID because that is what it will be
+ * converted to when the callback has finished choosing it. */
+ if((r.ssl_version == SSL2_VERSION) &&
+ (id_len < SSL2_SSL_SESSION_ID_LENGTH))
+ {
+ memset(r.session_id + id_len, 0,
+ SSL2_SSL_SESSION_ID_LENGTH - id_len);
+ r.session_id_length = SSL2_SSL_SESSION_ID_LENGTH;
+ }
+
+ CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX);
+ p = (SSL_SESSION *)lh_retrieve(ssl->ctx->sessions, &r);
+ CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX);
+ return (p != NULL);
+ }
+
+int SSL_CTX_set_purpose(SSL_CTX *s, int purpose)
+{
+ return X509_PURPOSE_set(&s->purpose, purpose);
}
int SSL_set_purpose(SSL *s, int purpose)
{
- if(X509_PURPOSE_get_by_id(purpose) == -1) {
- SSLerr(SSL_F_SSL_SET_PURPOSE, SSL_R_INVALID_PURPOSE);
- return 0;
- }
- s->purpose = purpose;
- return 1;
+ return X509_PURPOSE_set(&s->purpose, purpose);
}
-
+
int SSL_CTX_set_trust(SSL_CTX *s, int trust)
{
- if(X509_TRUST_get_by_id(trust) == -1) {
- SSLerr(SSL_F_SSL_CTX_SET_TRUST, SSL_R_INVALID_TRUST);
- return 0;
- }
- s->trust = trust;
- return 1;
+ return X509_TRUST_set(&s->trust, trust);
}
int SSL_set_trust(SSL *s, int trust)
{
- if(X509_TRUST_get_by_id(trust) == -1) {
- SSLerr(SSL_F_SSL_SET_TRUST, SSL_R_INVALID_TRUST);
- return 0;
- }
- s->trust = trust;
- return 1;
+ return X509_TRUST_set(&s->trust, trust);
}
void SSL_free(SSL *s)
{ return(s->wbio); }
int SSL_get_fd(SSL *s)
+ {
+ return(SSL_get_rfd(s));
+ }
+
+int SSL_get_rfd(SSL *s)
{
int ret= -1;
BIO *b,*r;
return(ret);
}
-#ifndef NO_SOCK
+int SSL_get_wfd(SSL *s)
+ {
+ int ret= -1;
+ BIO *b,*r;
+
+ b=SSL_get_wbio(s);
+ r=BIO_find_type(b,BIO_TYPE_DESCRIPTOR);
+ if (r != NULL)
+ BIO_get_fd(r,&ret);
+ return(ret);
+ }
+
+#ifndef OPENSSL_NO_SOCK
int SSL_set_fd(SSL *s,int fd)
{
int ret=0;
int SSL_pending(SSL *s)
{
+ /* SSL_pending cannot work properly if read-ahead is enabled
+ * (SSL_[CTX_]ctrl(..., SSL_CTRL_SET_READ_AHEAD, 1, NULL)),
+ * and it is impossible to fix since SSL_pending cannot report
+ * errors that may be observed while scanning the new data.
+ * (Note that SSL_pending() is often used as a boolean value,
+ * so we'd better not return -1.)
+ */
return(s->method->ssl_pending(s));
}
return(s->method->get_timeout());
}
-int SSL_read(SSL *s,char *buf,int num)
+int SSL_read(SSL *s,void *buf,int num)
{
if (s->handshake_func == 0)
{
return(s->method->ssl_read(s,buf,num));
}
-int SSL_peek(SSL *s,char *buf,int num)
+int SSL_peek(SSL *s,void *buf,int num)
{
+ if (s->handshake_func == 0)
+ {
+ SSLerr(SSL_F_SSL_READ, SSL_R_UNINITIALIZED);
+ return -1;
+ }
+
if (s->shutdown & SSL_RECEIVED_SHUTDOWN)
{
return(0);
return(s->method->ssl_peek(s,buf,num));
}
-int SSL_write(SSL *s,const char *buf,int num)
+int SSL_write(SSL *s,const void *buf,int num)
{
if (s->handshake_func == 0)
{
int i,j=0;
SSL_CIPHER *c;
unsigned char *q;
+#ifndef OPENSSL_NO_KRB5
+ int nokrb5 = !kssl_tgt_is_available(s->kssl_ctx);
+#endif /* OPENSSL_NO_KRB5 */
if (sk == NULL) return(0);
q=p;
for (i=0; i<sk_SSL_CIPHER_num(sk); i++)
{
c=sk_SSL_CIPHER_value(sk,i);
+#ifndef OPENSSL_NO_KRB5
+ if ((c->algorithms & SSL_KRB5) && nokrb5)
+ continue;
+#endif /* OPENSSL_NO_KRB5 */
j=ssl_put_cipher_by_char(s,c,p);
p+=j;
}
return(l);
}
+/* NB: If this function (or indeed the hash function which uses a sort of
+ * coarser function than this one) is changed, ensure
+ * SSL_CTX_has_matching_session_id() is checked accordingly. It relies on being
+ * able to construct an SSL_SESSION that will collide with any existing session
+ * with a matching session ID. */
int SSL_SESSION_cmp(SSL_SESSION *a,SSL_SESSION *b)
{
if (a->ssl_version != b->ssl_version)
return(memcmp(a->session_id,b->session_id,a->session_id_length));
}
+/* These wrapper functions should remain rather than redeclaring
+ * SSL_SESSION_hash and SSL_SESSION_cmp for void* types and casting each
+ * variable. The reason is that the functions aren't static, they're exposed via
+ * ssl.h. */
+static IMPLEMENT_LHASH_HASH_FN(SSL_SESSION_hash, SSL_SESSION *)
+static IMPLEMENT_LHASH_COMP_FN(SSL_SESSION_cmp, SSL_SESSION *)
+
SSL_CTX *SSL_CTX_new(SSL_METHOD *meth)
{
SSL_CTX *ret=NULL;
ret->new_session_cb=NULL;
ret->remove_session_cb=NULL;
ret->get_session_cb=NULL;
+ ret->generate_session_id=NULL;
memset((char *)&ret->stats,0,sizeof(ret->stats));
ret->default_passwd_callback_userdata=NULL;
ret->client_cert_cb=NULL;
- ret->sessions=lh_new(SSL_SESSION_hash,SSL_SESSION_cmp);
+ ret->sessions=lh_new(LHASH_HASH_FN(SSL_SESSION_hash),
+ LHASH_COMP_FN(SSL_SESSION_cmp));
if (ret->sessions == NULL) goto err;
ret->cert_store=X509_STORE_new();
if (ret->cert_store == NULL) goto err;
return(NULL);
}
+#if 0
static void SSL_COMP_free(SSL_COMP *comp)
{ OPENSSL_free(comp); }
+#endif
void SSL_CTX_free(SSL_CTX *a)
{
sk_X509_NAME_pop_free(a->client_CA,X509_NAME_free);
if (a->extra_certs != NULL)
sk_X509_pop_free(a->extra_certs,X509_free);
+#if 0 /* This should never be done, since it removes a global database */
if (a->comp_methods != NULL)
sk_SSL_COMP_pop_free(a->comp_methods,SSL_COMP_free);
+#else
+ a->comp_methods = NULL;
+#endif
OPENSSL_free(a);
}
{
ctx->verify_mode=mode;
ctx->default_verify_callback=cb;
- /* This needs cleaning up EAY EAY EAY */
- X509_STORE_set_verify_cb_func(ctx->cert_store,cb);
}
void SSL_CTX_set_verify_depth(SSL_CTX *ctx,int depth)
kl=SSL_C_EXPORT_PKEYLENGTH(cipher);
-#ifndef NO_RSA
+#ifndef OPENSSL_NO_RSA
rsa_tmp=(c->rsa_tmp != NULL || c->rsa_tmp_cb != NULL);
rsa_tmp_export=(c->rsa_tmp_cb != NULL ||
(rsa_tmp && RSA_size(c->rsa_tmp)*8 <= kl));
#else
rsa_tmp=rsa_tmp_export=0;
#endif
-#ifndef NO_DH
+#ifndef OPENSSL_NO_DH
dh_tmp=(c->dh_tmp != NULL || c->dh_tmp_cb != NULL);
dh_tmp_export=(c->dh_tmp_cb != NULL ||
(dh_tmp && DH_size(c->dh_tmp)*8 <= kl));
mask|=SSL_aNULL;
emask|=SSL_aNULL;
+#ifndef OPENSSL_NO_KRB5
+ mask|=SSL_kKRB5|SSL_aKRB5;
+ emask|=SSL_kKRB5|SSL_aKRB5;
+#endif
+
c->mask=mask;
c->export_mask=emask;
c->valid=1;
else
i=SSL_PKEY_RSA_ENC;
}
+ else if (kalg & SSL_aKRB5)
+ {
+ /* VRS something else here? */
+ return(NULL);
+ }
else /* if (kalg & SSL_aNULL) */
{
- SSLerr(SSL_F_SSL_GET_SERVER_SEND_CERT,SSL_R_INTERNAL_ERROR);
+ SSLerr(SSL_F_SSL_GET_SERVER_SEND_CERT,ERR_R_INTERNAL_ERROR);
return(NULL);
}
if (c->pkeys[i].x509 == NULL) return(NULL);
}
else /* if (alg & SSL_aNULL) */
{
- SSLerr(SSL_F_SSL_GET_SIGN_PKEY,SSL_R_INTERNAL_ERROR);
+ SSLerr(SSL_F_SSL_GET_SIGN_PKEY,ERR_R_INTERNAL_ERROR);
return(NULL);
}
}
reason=BIO_get_retry_reason(bio);
if (reason == BIO_RR_CONNECT)
return(SSL_ERROR_WANT_CONNECT);
+ else if (reason == BIO_RR_ACCEPT)
+ return(SSL_ERROR_WANT_ACCEPT);
else
return(SSL_ERROR_SYSCALL); /* unknown */
}
reason=BIO_get_retry_reason(bio);
if (reason == BIO_RR_CONNECT)
return(SSL_ERROR_WANT_CONNECT);
+ else if (reason == BIO_RR_ACCEPT)
+ return(SSL_ERROR_WANT_ACCEPT);
else
return(SSL_ERROR_SYSCALL);
}
if (s->cert != NULL)
{
+ if (ret->cert != NULL)
+ {
+ ssl_cert_free(ret->cert);
+ }
ret->cert = ssl_cert_dup(s->cert);
if (ret->cert == NULL)
goto err;
return(ssl->ctx);
}
-#ifndef NO_STDIO
+#ifndef OPENSSL_NO_STDIO
int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx)
{
return(X509_STORE_set_default_paths(ctx->cert_store));
* \param cb the callback
*/
-#ifndef NO_RSA
+#ifndef OPENSSL_NO_RSA
void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,RSA *(*cb)(SSL *ssl,
int is_export,
int keylength))
* \param dh the callback
*/
-#ifndef NO_DH
+#ifndef OPENSSL_NO_DH
void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,DH *(*dh)(SSL *ssl,int is_export,
int keylength))
{
}
#endif
-#if defined(_WINDLL) && defined(WIN16)
+#if defined(_WINDLL) && defined(OPENSSL_SYS_WIN16)
#include "../crypto/bio/bss_file.c"
#endif