/* Check if an SSL structure is using DTLS */
# define SSL_IS_DTLS(s) (s->method->ssl3_enc->enc_flags & SSL_ENC_FLAG_DTLS)
+
+/* Check if we are using TLSv1.3 */
+# define SSL_IS_TLS13(s) (!SSL_IS_DTLS(s) && (s)->version >= TLS1_3_VERSION)
+
/* See if we need explicit IV */
# define SSL_USE_EXPLICIT_IV(s) \
(s->method->ssl3_enc->enc_flags & SSL_ENC_FLAG_EXPLICIT_IV)
void (*ssl_free) (SSL *s);
int (*ssl_accept) (SSL *s);
int (*ssl_connect) (SSL *s);
- int (*ssl_read) (SSL *s, void *buf, size_t len, size_t *read);
- int (*ssl_peek) (SSL *s, void *buf, size_t len, size_t *read);
+ int (*ssl_read) (SSL *s, void *buf, size_t len, size_t *readbytes);
+ int (*ssl_peek) (SSL *s, void *buf, size_t len, size_t *readbytes);
int (*ssl_write) (SSL *s, const void *buf, size_t len, size_t *written);
int (*ssl_shutdown) (SSL *s);
int (*ssl_renegotiate) (SSL *s);
int (*ssl_renegotiate_check) (SSL *s);
int (*ssl_read_bytes) (SSL *s, int type, int *recvd_type,
unsigned char *buf, size_t len, int peek,
- size_t *read);
+ size_t *readbytes);
int (*ssl_write_bytes) (SSL *s, int type, const void *buf_, size_t len,
size_t *written);
int (*ssl_dispatch_alert) (SSL *s);
const SSL_CIPHER *(*get_cipher_by_char) (const unsigned char *ptr);
int (*put_cipher_by_char) (const SSL_CIPHER *cipher, WPACKET *pkt,
size_t *len);
- int (*ssl_pending) (const SSL *s);
+ size_t (*ssl_pending) (const SSL *s);
int (*num_ciphers) (void);
const SSL_CIPHER *(*get_cipher) (unsigned ncipher);
long (*get_timeout) (void);
# ifndef OPENSSL_NO_EC
size_t tlsext_ecpointformatlist_length;
unsigned char *tlsext_ecpointformatlist; /* peer's list */
- size_t tlsext_ellipticcurvelist_length;
- unsigned char *tlsext_ellipticcurvelist; /* peer's list */
+ size_t tlsext_supportedgroupslist_length;
+ unsigned char *tlsext_supportedgroupslist; /* peer's list */
# endif /* OPENSSL_NO_EC */
/* RFC4507 info */
unsigned char *tlsext_tick; /* Session ticket */
/* EC extension values inherited by SSL structure */
size_t tlsext_ecpointformatlist_length;
unsigned char *tlsext_ecpointformatlist;
- size_t tlsext_ellipticcurvelist_length;
- unsigned char *tlsext_ellipticcurvelist;
+ size_t tlsext_supportedgroupslist_length;
+ unsigned char *tlsext_supportedgroupslist;
# endif /* OPENSSL_NO_EC */
/* ext status type used for CSR extension (OCSP Stapling) */
* be 'copied' into these ones
*/
uint32_t mac_flags;
+ /*
+ * The TLS1.3 early_secret and handshake_secret. The master_secret is stored
+ * in the session.
+ */
+ unsigned char early_secret[EVP_MAX_MD_SIZE];
+ unsigned char handshake_secret[EVP_MAX_MD_SIZE];
EVP_CIPHER_CTX *enc_read_ctx; /* cryptographic state */
EVP_MD_CTX *read_hash; /* used for mac generation */
COMP_CTX *compress; /* compression */
X509_EXTENSIONS *tlsext_ocsp_exts;
/* OCSP response received or to be sent */
unsigned char *tlsext_ocsp_resp;
- int tlsext_ocsp_resplen;
+ size_t tlsext_ocsp_resplen;
/* RFC4507 session ticket expected to be received or sent */
int tlsext_ticket_expected;
# ifndef OPENSSL_NO_EC
size_t tlsext_ecpointformatlist_length;
/* our list */
unsigned char *tlsext_ecpointformatlist;
- size_t tlsext_ellipticcurvelist_length;
+ size_t tlsext_supportedgroupslist_length;
/* our list */
- unsigned char *tlsext_ellipticcurvelist;
+ unsigned char *tlsext_supportedgroupslist;
# endif /* OPENSSL_NO_EC */
/* TLS Session Ticket extension override */
TLS_SESSION_TICKET_EXT *tlsext_session_ticket;
pitem *pqueue_find(pqueue *pq, unsigned char *prio64be);
pitem *pqueue_iterator(pqueue *pq);
pitem *pqueue_next(piterator *iter);
-int pqueue_size(pqueue *pq);
+size_t pqueue_size(pqueue *pq);
typedef struct dtls1_state_st {
unsigned char cookie[DTLS1_COOKIE_LENGTH];
size_t, size_t *);
int (*change_cipher_state) (SSL *, int);
size_t (*final_finish_mac) (SSL *, const char *, size_t, unsigned char *);
- int finish_mac_length;
const char *client_finished_label;
- int client_finished_label_len;
+ size_t client_finished_label_len;
const char *server_finished_label;
- int server_finished_label_len;
+ size_t server_finished_label_len;
int (*alert_value) (int);
int (*export_keying_material) (SSL *, unsigned char *, size_t,
const char *, size_t,
int use_context);
/* Various flags indicating protocol version requirements */
uint32_t enc_flags;
- /* Handshake header length */
- unsigned int hhlen;
/* Set the handshake header */
int (*set_handshake_header) (SSL *s, WPACKET *pkt, int type);
/* Close construction of the handshake message */
int (*do_write) (SSL *s);
} SSL3_ENC_METHOD;
-# define SSL_HM_HEADER_LENGTH(s) s->method->ssl3_enc->hhlen
-# define ssl_handshake_start(s) \
- (((unsigned char *)s->init_buf->data) + s->method->ssl3_enc->hhlen)
# define ssl_set_handshake_header(s, pkt, htype) \
s->method->ssl3_enc->set_handshake_header((s), (pkt), (htype))
# define ssl_close_construct_packet(s, pkt, htype) \
} SSL3_COMP;
# endif
+typedef struct raw_extension_st {
+ unsigned int type;
+ PACKET data;
+} RAW_EXTENSION;
+
+#define MAX_COMPRESSIONS_SIZE 255
+
+typedef struct {
+ unsigned int isv2;
+ unsigned int legacy_version;
+ unsigned char random[SSL3_RANDOM_SIZE];
+ size_t session_id_len;
+ unsigned char session_id[SSL_MAX_SSL_SESSION_ID_LENGTH];
+ size_t dtls_cookie_len;
+ unsigned char dtls_cookie[DTLS1_COOKIE_LENGTH];
+ PACKET ciphersuites;
+ size_t compressions_len;
+ unsigned char compressions[MAX_COMPRESSIONS_SIZE];
+ PACKET extensions;
+ size_t num_extensions;
+ RAW_EXTENSION *pre_proc_exts;
+} CLIENTHELLO_MSG;
+
extern SSL3_ENC_METHOD ssl3_undef_enc_method;
__owur const SSL_METHOD *ssl_bad_method(int ver);
void ssl_cert_clear_certs(CERT *c);
void ssl_cert_free(CERT *c);
__owur int ssl_get_new_session(SSL *s, int session);
-__owur int ssl_get_prev_session(SSL *s, const PACKET *ext,
- const PACKET *session_id);
+__owur int ssl_get_prev_session(SSL *s, CLIENTHELLO_MSG *hello);
__owur SSL_SESSION *ssl_session_dup(SSL_SESSION *src, int ticket);
__owur int ssl_cipher_id_cmp(const SSL_CIPHER *a, const SSL_CIPHER *b);
DECLARE_OBJ_BSEARCH_GLOBAL_CMP_FN(SSL_CIPHER, SSL_CIPHER, ssl_cipher_id);
__owur int ssl3_digest_cached_records(SSL *s, int keep);
__owur int ssl3_new(SSL *s);
void ssl3_free(SSL *s);
-__owur int ssl3_read(SSL *s, void *buf, size_t len, size_t *read);
-__owur int ssl3_peek(SSL *s, void *buf, size_t len, size_t *read);
+__owur int ssl3_read(SSL *s, void *buf, size_t len, size_t *readbytes);
+__owur int ssl3_peek(SSL *s, void *buf, size_t len, size_t *readbytes);
__owur int ssl3_write(SSL *s, const void *buf, size_t len, size_t *written);
__owur int ssl3_shutdown(SSL *s);
void ssl3_clear(SSL *s);
__owur int ssl_set_client_hello_version(SSL *s);
__owur int ssl_check_version_downgrade(SSL *s);
__owur int ssl_set_version_bound(int method_version, int version, int *bound);
-__owur int ssl_choose_server_version(SSL *s);
+__owur int ssl_choose_server_version(SSL *s, CLIENTHELLO_MSG *hello);
__owur int ssl_choose_client_version(SSL *s, int version);
int ssl_get_client_min_max_version(const SSL *s, int *min_version,
int *max_version);
__owur int dtls1_do_write(SSL *s, int type);
void dtls1_set_message_header(SSL *s,
unsigned char mt,
- unsigned long len,
- unsigned long frag_off, unsigned long frag_len);
+ size_t len,
+ size_t frag_off, size_t frag_len);
int dtls1_write_app_data_bytes(SSL *s, int type, const void *buf_, size_t len,
size_t *written);
__owur int tls1_generate_master_secret(SSL *s, unsigned char *out,
unsigned char *p, size_t len,
size_t *secret_size);
+__owur int tls13_derive_secret(SSL *s, const unsigned char *insecret,
+ const unsigned char *label, size_t labellen,
+ unsigned char *secret);
+__owur int tls13_derive_key(SSL *s, const unsigned char *secret,
+ unsigned char *key, size_t keylen);
+__owur int tls13_derive_iv(SSL *s, const unsigned char *secret,
+ unsigned char *iv, size_t ivlen);
+__owur int tls13_generate_early_secret(SSL *s, const unsigned char *insecret,
+ size_t insecretlen);
+__owur int tls13_generate_handshake_secret(SSL *s,
+ const unsigned char *insecret,
+ size_t insecretlen);
+__owur int tls13_generate_master_secret(SSL *s, unsigned char *out,
+ unsigned char *prev, size_t prevlen,
+ size_t *secret_size);
__owur int tls1_export_keying_material(SSL *s, unsigned char *out, size_t olen,
const char *label, size_t llen,
const unsigned char *p, size_t plen,
__owur int tls1_ec_curve_id2nid(int curve_id, unsigned int *pflags);
__owur int tls1_ec_nid2curve_id(int nid);
__owur int tls1_check_curve(SSL *s, const unsigned char *p, size_t len);
-__owur int tls1_shared_curve(SSL *s, int nmatch);
-__owur int tls1_set_curves(unsigned char **pext, size_t *pextlen,
+__owur int tls1_shared_group(SSL *s, int nmatch);
+__owur int tls1_set_groups(unsigned char **pext, size_t *pextlen,
int *curves, size_t ncurves);
-__owur int tls1_set_curves_list(unsigned char **pext, size_t *pextlen,
+__owur int tls1_set_groups_list(unsigned char **pext, size_t *pextlen,
const char *str);
__owur int tls1_check_ec_tmp_key(SSL *s, unsigned long id);
__owur EVP_PKEY *ssl_generate_pkey_curve(int id);
const unsigned char *l2, size_t l2len, int nmatch);
__owur int ssl_add_clienthello_tlsext(SSL *s, WPACKET *pkt, int *al);
__owur int ssl_add_serverhello_tlsext(SSL *s, WPACKET *pkt, int *al);
-__owur int ssl_parse_clienthello_tlsext(SSL *s, PACKET *pkt);
+__owur int ssl_parse_clienthello_tlsext(SSL *s, CLIENTHELLO_MSG *hello);
void ssl_set_default_md(SSL *s);
__owur int tls1_set_server_sigalgs(SSL *s);
__owur int ssl_check_clienthello_tlsext_late(SSL *s, int *al);
# ifndef OPENSSL_NO_HEARTBEATS
__owur int dtls1_heartbeat(SSL *s);
__owur int dtls1_process_heartbeat(SSL *s, unsigned char *p,
- unsigned int length);
+ size_t length);
# endif
-__owur int tls_check_serverhello_tlsext_early(SSL *s, const PACKET *ext,
- const PACKET *session_id,
- SSL_SESSION **ret);
+__owur RAW_EXTENSION *tls_get_extension_by_type(RAW_EXTENSION *exts,
+ size_t numexts,
+ unsigned int type);
+__owur int tls_get_ticket_from_client(SSL *s, CLIENTHELLO_MSG *hello,
+ SSL_SESSION **ret);
+__owur int tls_check_client_ems_support(SSL *s, const CLIENTHELLO_MSG *hello);
__owur int tls12_get_sigandhash(WPACKET *pkt, const EVP_PKEY *pk,
const EVP_MD *md);
__owur long ssl_get_algorithm2(SSL *s);
__owur int tls12_copy_sigalgs(SSL *s, WPACKET *pkt,
const unsigned char *psig, size_t psiglen);
-__owur int tls1_save_sigalgs(SSL *s, const unsigned char *data, int dsize);
+__owur int tls1_save_sigalgs(SSL *s, const unsigned char *data, size_t dsize);
__owur int tls1_process_sigalgs(SSL *s);
__owur size_t tls12_get_psigalgs(SSL *s, const unsigned char **psigs);
__owur int tls12_check_peer_sigalg(const EVP_MD **pmd, SSL *s,