# include <openssl/ssl.h>
# include <openssl/symhacks.h>
+#include "record/record.h"
+#include "packet_locl.h"
+
# ifdef OPENSSL_BUILD_SHLIBSSL
# undef OPENSSL_EXTERN
# define OPENSSL_EXTERN OPENSSL_EXPORT
# define SSL_kDHE 0x00000008L
/* synonym */
# define SSL_kEDH SSL_kDHE
-/* Kerberos5 key exchange */
-# define SSL_kKRB5 0x00000010L
/* ECDH cert, RSA CA cert */
# define SSL_kECDHr 0x00000020L
/* ECDH cert, ECDSA CA cert */
/* SRP */
# define SSL_kSRP 0x00000400L
+# define SSL_kRSAPSK 0x00000800L
+# define SSL_kECDHEPSK 0x00001000L
+# define SSL_kDHEPSK 0x00002000L
+
+/* all PSK */
+
+#define SSL_PSK (SSL_kPSK | SSL_kRSAPSK | SSL_kECDHEPSK | SSL_kDHEPSK)
+
/* Bits for algorithm_auth (server authentication) */
/* RSA auth */
# define SSL_aRSA 0x00000001L
# define SSL_aDH 0x00000008L
/* Fixed ECDH auth (kECDHe or kECDHr) */
# define SSL_aECDH 0x00000010L
-/* KRB5 auth */
-# define SSL_aKRB5 0x00000020L
/* ECDSA auth*/
# define SSL_aECDSA 0x00000040L
/* PSK auth */
# define SSL_aPSK 0x00000080L
-/* GOST R 34.10-94 signature auth */
-# define SSL_aGOST94 0x00000100L
/* GOST R 34.10-2001 signature auth */
# define SSL_aGOST01 0x00000200L
/* SRP auth */
# define SSL_SEED 0x00000800L
# define SSL_AES128GCM 0x00001000L
# define SSL_AES256GCM 0x00002000L
+# define SSL_AES128CCM 0x00004000L
+# define SSL_AES256CCM 0x00008000L
+# define SSL_AES128CCM8 0x00010000L
+# define SSL_AES256CCM8 0x00020000L
-# define SSL_AES (SSL_AES128|SSL_AES256|SSL_AES128GCM|SSL_AES256GCM)
+# define SSL_AES (SSL_AES128|SSL_AES256|SSL_AES128GCM|SSL_AES256GCM|SSL_AES128CCM|SSL_AES256CCM|SSL_AES128CCM8|SSL_AES256CCM8)
# define SSL_CAMELLIA (SSL_CAMELLIA128|SSL_CAMELLIA256)
/* Bits for algorithm_mac (symmetric authentication) */
# define SSL_PKEY_DH_RSA 3
# define SSL_PKEY_DH_DSA 4
# define SSL_PKEY_ECC 5
-# define SSL_PKEY_GOST94 6
# define SSL_PKEY_GOST01 7
# define SSL_PKEY_NUM 8
#define CERT_PRIVATE_KEY 2
*/
+
+/* CipherSuite length. SSLv3 and all TLS versions. */
+#define TLS_CIPHER_LEN 2
+/* used to hold info on the particular ciphers used */
+struct ssl_cipher_st {
+ int valid;
+ const char *name; /* text name */
+ unsigned long id; /* id, 4 bytes, first is version */
+ /*
+ * changed in 0.9.9: these four used to be portions of a single value
+ * 'algorithms'
+ */
+ unsigned long algorithm_mkey; /* key exchange algorithm */
+ unsigned long algorithm_auth; /* server authentication */
+ unsigned long algorithm_enc; /* symmetric encryption */
+ unsigned long algorithm_mac; /* symmetric authentication */
+ unsigned long algorithm_ssl; /* (major) protocol version */
+ unsigned long algo_strength; /* strength and export flags */
+ unsigned long algorithm2; /* Extra flags */
+ int strength_bits; /* Number of bits really used */
+ int alg_bits; /* Number of bits for algorithm */
+};
+
+/* Used to hold functions for SSLv2 or SSLv3/TLSv1 functions */
+struct ssl_method_st {
+ int version;
+ int (*ssl_new) (SSL *s);
+ void (*ssl_clear) (SSL *s);
+ void (*ssl_free) (SSL *s);
+ int (*ssl_accept) (SSL *s);
+ int (*ssl_connect) (SSL *s);
+ int (*ssl_read) (SSL *s, void *buf, int len);
+ int (*ssl_peek) (SSL *s, void *buf, int len);
+ int (*ssl_write) (SSL *s, const void *buf, int len);
+ int (*ssl_shutdown) (SSL *s);
+ int (*ssl_renegotiate) (SSL *s);
+ int (*ssl_renegotiate_check) (SSL *s);
+ long (*ssl_get_message) (SSL *s, int st1, int stn, int mt, long
+ max, int *ok);
+ int (*ssl_read_bytes) (SSL *s, int type, int *recvd_type,
+ unsigned char *buf, int len, int peek);
+ int (*ssl_write_bytes) (SSL *s, int type, const void *buf_, int len);
+ int (*ssl_dispatch_alert) (SSL *s);
+ long (*ssl_ctrl) (SSL *s, int cmd, long larg, void *parg);
+ long (*ssl_ctx_ctrl) (SSL_CTX *ctx, int cmd, long larg, void *parg);
+ const SSL_CIPHER *(*get_cipher_by_char) (const unsigned char *ptr);
+ int (*put_cipher_by_char) (const SSL_CIPHER *cipher, unsigned char *ptr);
+ int (*ssl_pending) (const SSL *s);
+ int (*num_ciphers) (void);
+ const SSL_CIPHER *(*get_cipher) (unsigned ncipher);
+ const struct ssl_method_st *(*get_ssl_method) (int version);
+ long (*get_timeout) (void);
+ const struct ssl3_enc_method *ssl3_enc; /* Extra SSLv3/TLS stuff */
+ int (*ssl_version) (void);
+ long (*ssl_callback_ctrl) (SSL *s, int cb_id, void (*fp) (void));
+ long (*ssl_ctx_callback_ctrl) (SSL_CTX *s, int cb_id, void (*fp) (void));
+};
+
+/*-
+ * Lets make this into an ASN.1 type structure as follows
+ * SSL_SESSION_ID ::= SEQUENCE {
+ * version INTEGER, -- structure version number
+ * SSLversion INTEGER, -- SSL version number
+ * Cipher OCTET STRING, -- the 3 byte cipher ID
+ * Session_ID OCTET STRING, -- the Session ID
+ * Master_key OCTET STRING, -- the master key
+ * Key_Arg [ 0 ] IMPLICIT OCTET STRING, -- the optional Key argument
+ * Time [ 1 ] EXPLICIT INTEGER, -- optional Start Time
+ * Timeout [ 2 ] EXPLICIT INTEGER, -- optional Timeout ins seconds
+ * Peer [ 3 ] EXPLICIT X509, -- optional Peer Certificate
+ * Session_ID_context [ 4 ] EXPLICIT OCTET STRING, -- the Session ID context
+ * Verify_result [ 5 ] EXPLICIT INTEGER, -- X509_V_... code for `Peer'
+ * HostName [ 6 ] EXPLICIT OCTET STRING, -- optional HostName from servername TLS extension
+ * PSK_identity_hint [ 7 ] EXPLICIT OCTET STRING, -- optional PSK identity hint
+ * PSK_identity [ 8 ] EXPLICIT OCTET STRING, -- optional PSK identity
+ * Ticket_lifetime_hint [9] EXPLICIT INTEGER, -- server's lifetime hint for session ticket
+ * Ticket [10] EXPLICIT OCTET STRING, -- session ticket (clients only)
+ * Compression_meth [11] EXPLICIT OCTET STRING, -- optional compression method
+ * SRP_username [ 12 ] EXPLICIT OCTET STRING -- optional SRP username
+ * flags [ 13 ] EXPLICIT INTEGER -- optional flags
+ * }
+ * Look in ssl/ssl_asn1.c for more details
+ * I'm using EXPLICIT tags so I can read the damn things using asn1parse :-).
+ */
+struct ssl_session_st {
+ int ssl_version; /* what ssl version session info is being
+ * kept in here? */
+ int master_key_length;
+ unsigned char master_key[SSL_MAX_MASTER_KEY_LENGTH];
+ /* session_id - valid? */
+ unsigned int session_id_length;
+ unsigned char session_id[SSL_MAX_SSL_SESSION_ID_LENGTH];
+ /*
+ * this is used to determine whether the session is being reused in the
+ * appropriate context. It is up to the application to set this, via
+ * SSL_new
+ */
+ unsigned int sid_ctx_length;
+ unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
+# ifndef OPENSSL_NO_PSK
+ char *psk_identity_hint;
+ char *psk_identity;
+# endif
+ /*
+ * Used to indicate that session resumption is not allowed. Applications
+ * can also set this bit for a new session via not_resumable_session_cb
+ * to disable session caching and tickets.
+ */
+ int not_resumable;
+ /* This is the cert and type for the other end. */
+ X509 *peer;
+ int peer_type;
+ /* Certificate chain of peer */
+ STACK_OF(X509) *peer_chain;
+ /*
+ * when app_verify_callback accepts a session where the peer's
+ * certificate is not ok, we must remember the error for session reuse:
+ */
+ long verify_result; /* only for servers */
+ int references;
+ long timeout;
+ long time;
+ unsigned int compress_meth; /* Need to lookup the method */
+ const SSL_CIPHER *cipher;
+ unsigned long cipher_id; /* when ASN.1 loaded, this needs to be used
+ * to load the 'cipher' structure */
+ STACK_OF(SSL_CIPHER) *ciphers; /* shared ciphers? */
+ CRYPTO_EX_DATA ex_data; /* application specific data */
+ /*
+ * These are used to make removal of session-ids more efficient and to
+ * implement a maximum cache size.
+ */
+ struct ssl_session_st *prev, *next;
+ char *tlsext_hostname;
+# 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 */
+# endif /* OPENSSL_NO_EC */
+ /* RFC4507 info */
+ unsigned char *tlsext_tick; /* Session ticket */
+ size_t tlsext_ticklen; /* Session ticket length */
+ unsigned long tlsext_tick_lifetime_hint; /* Session lifetime hint in seconds */
+# ifndef OPENSSL_NO_SRP
+ char *srp_username;
+# endif
+ uint32_t flags;
+};
+
+/* Extended master secret support */
+# define SSL_SESS_FLAG_EXTMS 0x1
+
+
+# ifndef OPENSSL_NO_SRP
+
+typedef struct srp_ctx_st {
+ /* param for all the callbacks */
+ void *SRP_cb_arg;
+ /* set client Hello login callback */
+ int (*TLS_ext_srp_username_callback) (SSL *, int *, void *);
+ /* set SRP N/g param callback for verification */
+ int (*SRP_verify_param_callback) (SSL *, void *);
+ /* set SRP client passwd callback */
+ char *(*SRP_give_srp_client_pwd_callback) (SSL *, void *);
+ char *login;
+ BIGNUM *N, *g, *s, *B, *A;
+ BIGNUM *a, *b, *v;
+ char *info;
+ int strength;
+ unsigned long srp_Mask;
+} SRP_CTX;
+
+# endif
+
+typedef struct ssl_comp_st SSL_COMP;
+
+struct ssl_comp_st {
+ int id;
+ const char *name;
+ COMP_METHOD *method;
+};
+
+DECLARE_STACK_OF(SSL_COMP)
+DECLARE_LHASH_OF(SSL_SESSION);
+
+struct ssl_ctx_st {
+ const SSL_METHOD *method;
+ STACK_OF(SSL_CIPHER) *cipher_list;
+ /* same as above but sorted for lookup */
+ STACK_OF(SSL_CIPHER) *cipher_list_by_id;
+ struct x509_store_st /* X509_STORE */ *cert_store;
+ LHASH_OF(SSL_SESSION) *sessions;
+ /*
+ * Most session-ids that will be cached, default is
+ * SSL_SESSION_CACHE_MAX_SIZE_DEFAULT. 0 is unlimited.
+ */
+ unsigned long session_cache_size;
+ struct ssl_session_st *session_cache_head;
+ struct ssl_session_st *session_cache_tail;
+ /*
+ * This can have one of 2 values, ored together, SSL_SESS_CACHE_CLIENT,
+ * SSL_SESS_CACHE_SERVER, Default is SSL_SESSION_CACHE_SERVER, which
+ * means only SSL_accept which cache SSL_SESSIONS.
+ */
+ uint32_t session_cache_mode;
+ /*
+ * If timeout is not 0, it is the default timeout value set when
+ * SSL_new() is called. This has been put in to make life easier to set
+ * things up
+ */
+ long session_timeout;
+ /*
+ * If this callback is not null, it will be called each time a session id
+ * is added to the cache. If this function returns 1, it means that the
+ * callback will do a SSL_SESSION_free() when it has finished using it.
+ * Otherwise, on 0, it means the callback has finished with it. If
+ * remove_session_cb is not null, it will be called when a session-id is
+ * removed from the cache. After the call, OpenSSL will
+ * SSL_SESSION_free() it.
+ */
+ int (*new_session_cb) (struct ssl_st *ssl, SSL_SESSION *sess);
+ void (*remove_session_cb) (struct ssl_ctx_st *ctx, SSL_SESSION *sess);
+ SSL_SESSION *(*get_session_cb) (struct ssl_st *ssl,
+ unsigned char *data, int len, int *copy);
+ struct {
+ int sess_connect; /* SSL new conn - started */
+ int sess_connect_renegotiate; /* SSL reneg - requested */
+ int sess_connect_good; /* SSL new conne/reneg - finished */
+ int sess_accept; /* SSL new accept - started */
+ int sess_accept_renegotiate; /* SSL reneg - requested */
+ int sess_accept_good; /* SSL accept/reneg - finished */
+ int sess_miss; /* session lookup misses */
+ int sess_timeout; /* reuse attempt on timeouted session */
+ int sess_cache_full; /* session removed due to full cache */
+ int sess_hit; /* session reuse actually done */
+ int sess_cb_hit; /* session-id that was not in the cache was
+ * passed back via the callback. This
+ * indicates that the application is
+ * supplying session-id's from other
+ * processes - spooky :-) */
+ } stats;
+
+ int references;
+
+ /* if defined, these override the X509_verify_cert() calls */
+ int (*app_verify_callback) (X509_STORE_CTX *, void *);
+ void *app_verify_arg;
+ /*
+ * before OpenSSL 0.9.7, 'app_verify_arg' was ignored
+ * ('app_verify_callback' was called with just one argument)
+ */
+
+ /* Default password callback. */
+ pem_password_cb *default_passwd_callback;
+
+ /* Default password callback user data. */
+ void *default_passwd_callback_userdata;
+
+ /* get client cert callback */
+ int (*client_cert_cb) (SSL *ssl, X509 **x509, EVP_PKEY **pkey);
+
+ /* cookie generate callback */
+ int (*app_gen_cookie_cb) (SSL *ssl, unsigned char *cookie,
+ unsigned int *cookie_len);
+
+ /* verify cookie callback */
+ int (*app_verify_cookie_cb) (SSL *ssl, unsigned char *cookie,
+ unsigned int cookie_len);
+
+ CRYPTO_EX_DATA ex_data;
+
+ const EVP_MD *md5; /* For SSLv3/TLSv1 'ssl3-md5' */
+ const EVP_MD *sha1; /* For SSLv3/TLSv1 'ssl3->sha1' */
+
+ STACK_OF(X509) *extra_certs;
+ STACK_OF(SSL_COMP) *comp_methods; /* stack of SSL_COMP, SSLv3/TLSv1 */
+
+ /* Default values used when no per-SSL value is defined follow */
+
+ /* used if SSL's info_callback is NULL */
+ void (*info_callback) (const SSL *ssl, int type, int val);
+
+ /* what we put in client cert requests */
+ STACK_OF(X509_NAME) *client_CA;
+
+ /*
+ * Default values to use in SSL structures follow (these are copied by
+ * SSL_new)
+ */
+
+ uint32_t options;
+ uint32_t mode;
+ long max_cert_list;
+
+ struct cert_st /* CERT */ *cert;
+ int read_ahead;
+
+ /* callback that allows applications to peek at protocol messages */
+ void (*msg_callback) (int write_p, int version, int content_type,
+ const void *buf, size_t len, SSL *ssl, void *arg);
+ void *msg_callback_arg;
+
+ uint32_t verify_mode;
+ unsigned int sid_ctx_length;
+ unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
+ /* called 'verify_callback' in the SSL */
+ int (*default_verify_callback) (int ok, X509_STORE_CTX *ctx);
+
+ /* Default generate session ID callback. */
+ GEN_SESSION_CB generate_session_id;
+
+ X509_VERIFY_PARAM *param;
+
+ int quiet_shutdown;
+
+ /*
+ * Maximum amount of data to send in one fragment. actual record size can
+ * be more than this due to padding and MAC overheads.
+ */
+ unsigned int max_send_fragment;
+
+# ifndef OPENSSL_NO_ENGINE
+ /*
+ * Engine to pass requests for client certs to
+ */
+ ENGINE *client_cert_engine;
+# endif
+
+ /* TLS extensions servername callback */
+ int (*tlsext_servername_callback) (SSL *, int *, void *);
+ void *tlsext_servername_arg;
+ /* RFC 4507 session ticket keys */
+ unsigned char tlsext_tick_key_name[16];
+ unsigned char tlsext_tick_hmac_key[16];
+ unsigned char tlsext_tick_aes_key[16];
+ /* Callback to support customisation of ticket key setting */
+ int (*tlsext_ticket_key_cb) (SSL *ssl,
+ unsigned char *name, unsigned char *iv,
+ EVP_CIPHER_CTX *ectx,
+ HMAC_CTX *hctx, int enc);
+
+ /* certificate status request info */
+ /* Callback for status request */
+ int (*tlsext_status_cb) (SSL *ssl, void *arg);
+ void *tlsext_status_arg;
+
+# ifndef OPENSSL_NO_PSK
+ unsigned int (*psk_client_callback) (SSL *ssl, const char *hint,
+ char *identity,
+ unsigned int max_identity_len,
+ unsigned char *psk,
+ unsigned int max_psk_len);
+ unsigned int (*psk_server_callback) (SSL *ssl, const char *identity,
+ unsigned char *psk,
+ unsigned int max_psk_len);
+# endif
+
+# ifndef OPENSSL_NO_SRP
+ SRP_CTX srp_ctx; /* ctx for SRP authentication */
+# endif
+
+# ifndef OPENSSL_NO_NEXTPROTONEG
+ /* Next protocol negotiation information */
+ /* (for experimental NPN extension). */
+
+ /*
+ * For a server, this contains a callback function by which the set of
+ * advertised protocols can be provided.
+ */
+ int (*next_protos_advertised_cb) (SSL *s, const unsigned char **buf,
+ unsigned int *len, void *arg);
+ void *next_protos_advertised_cb_arg;
+ /*
+ * For a client, this contains a callback function that selects the next
+ * protocol from the list provided by the server.
+ */
+ int (*next_proto_select_cb) (SSL *s, unsigned char **out,
+ unsigned char *outlen,
+ const unsigned char *in,
+ unsigned int inlen, void *arg);
+ void *next_proto_select_cb_arg;
+# endif
+
+ /*
+ * ALPN information (we are in the process of transitioning from NPN to
+ * ALPN.)
+ */
+
+ /*-
+ * For a server, this contains a callback function that allows the
+ * server to select the protocol for the connection.
+ * out: on successful return, this must point to the raw protocol
+ * name (without the length prefix).
+ * outlen: on successful return, this contains the length of |*out|.
+ * in: points to the client's list of supported protocols in
+ * wire-format.
+ * inlen: the length of |in|.
+ */
+ int (*alpn_select_cb) (SSL *s,
+ const unsigned char **out,
+ unsigned char *outlen,
+ const unsigned char *in,
+ unsigned int inlen, void *arg);
+ void *alpn_select_cb_arg;
+
+ /*
+ * For a client, this contains the list of supported protocols in wire
+ * format.
+ */
+ unsigned char *alpn_client_proto_list;
+ unsigned alpn_client_proto_list_len;
+
+ /* SRTP profiles we are willing to do from RFC 5764 */
+ STACK_OF(SRTP_PROTECTION_PROFILE) *srtp_profiles;
+ /*
+ * Callback for disabling session caching and ticket support on a session
+ * basis, depending on the chosen cipher.
+ */
+ int (*not_resumable_session_cb) (SSL *ssl, int is_forward_secure);
+# ifndef OPENSSL_NO_EC
+ /* 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;
+# endif /* OPENSSL_NO_EC */
+};
+
+
+struct ssl_st {
+ /*
+ * protocol version (one of SSL2_VERSION, SSL3_VERSION, TLS1_VERSION,
+ * DTLS1_VERSION)
+ */
+ int version;
+ /* SSL_ST_CONNECT or SSL_ST_ACCEPT */
+ int type;
+ /* SSLv3 */
+ const SSL_METHOD *method;
+ /*
+ * There are 2 BIO's even though they are normally both the same. This
+ * is so data can be read and written to different handlers
+ */
+ /* used by SSL_read */
+ BIO *rbio;
+ /* used by SSL_write */
+ BIO *wbio;
+ /* used during session-id reuse to concatenate messages */
+ BIO *bbio;
+ /*
+ * This holds a variable that indicates what we were doing when a 0 or -1
+ * is returned. This is needed for non-blocking IO so we know what
+ * request needs re-doing when in SSL_accept or SSL_connect
+ */
+ int rwstate;
+ /* true when we are actually in SSL_accept() or SSL_connect() */
+ int in_handshake;
+ int (*handshake_func) (SSL *);
+ /*
+ * Imagine that here's a boolean member "init" that is switched as soon
+ * as SSL_set_{accept/connect}_state is called for the first time, so
+ * that "state" and "handshake_func" are properly initialized. But as
+ * handshake_func is == 0 until then, we use this test instead of an
+ * "init" member.
+ */
+ /* are we the server side? - mostly used by SSL_clear */
+ int server;
+ /*
+ * Generate a new session or reuse an old one.
+ * NB: For servers, the 'new' session may actually be a previously
+ * cached session or even the previous session unless
+ * SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION is set
+ */
+ int new_session;
+ /* don't send shutdown packets */
+ int quiet_shutdown;
+ /* we have shut things down, 0x01 sent, 0x02 for received */
+ int shutdown;
+ /* where we are */
+ int state;
+ BUF_MEM *init_buf; /* buffer used during init */
+ void *init_msg; /* pointer to handshake message body, set by
+ * ssl3_get_message() */
+ int init_num; /* amount read/written */
+ int init_off; /* amount read/written */
+
+ struct ssl3_state_st *s3; /* SSLv3 variables */
+ struct dtls1_state_st *d1; /* DTLSv1 variables */
+
+ /* callback that allows applications to peek at protocol messages */
+ void (*msg_callback) (int write_p, int version, int content_type,
+ const void *buf, size_t len, SSL *ssl, void *arg);
+ void *msg_callback_arg;
+ int hit; /* reusing a previous session */
+ X509_VERIFY_PARAM *param;
+ /* crypto */
+ STACK_OF(SSL_CIPHER) *cipher_list;
+ STACK_OF(SSL_CIPHER) *cipher_list_by_id;
+ /*
+ * These are the ones being used, the ones in SSL_SESSION are the ones to
+ * be 'copied' into these ones
+ */
+ uint32_t mac_flags;
+ EVP_CIPHER_CTX *enc_read_ctx; /* cryptographic state */
+ EVP_MD_CTX *read_hash; /* used for mac generation */
+ COMP_CTX *compress; /* compression */
+ COMP_CTX *expand; /* uncompress */
+ EVP_CIPHER_CTX *enc_write_ctx; /* cryptographic state */
+ EVP_MD_CTX *write_hash; /* used for mac generation */
+ /* session info */
+ /* client cert? */
+ /* This is used to hold the server certificate used */
+ struct cert_st /* CERT */ *cert;
+ /*
+ * the session_id_context is used to ensure sessions are only reused in
+ * the appropriate context
+ */
+ unsigned int sid_ctx_length;
+ unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
+ /* This can also be in the session once a session is established */
+ SSL_SESSION *session;
+ /* Default generate session ID callback. */
+ GEN_SESSION_CB generate_session_id;
+ /* Used in SSL3 */
+ /*
+ * 0 don't care about verify failure.
+ * 1 fail if verify fails
+ */
+ uint32_t verify_mode;
+ /* fail if callback returns 0 */
+ int (*verify_callback) (int ok, X509_STORE_CTX *ctx);
+ /* optional informational callback */
+ void (*info_callback) (const SSL *ssl, int type, int val);
+ /* error bytes to be written */
+ int error;
+ /* actual code */
+ int error_code;
+# ifndef OPENSSL_NO_PSK
+ unsigned int (*psk_client_callback) (SSL *ssl, const char *hint,
+ char *identity,
+ unsigned int max_identity_len,
+ unsigned char *psk,
+ unsigned int max_psk_len);
+ unsigned int (*psk_server_callback) (SSL *ssl, const char *identity,
+ unsigned char *psk,
+ unsigned int max_psk_len);
+# endif
+ SSL_CTX *ctx;
+ /*
+ * set this flag to 1 and a sleep(1) is put into all SSL_read() and
+ * SSL_write() calls, good for nbio debuging :-)
+ */
+ int debug;
+ /* extra application data */
+ long verify_result;
+ CRYPTO_EX_DATA ex_data;
+ /* for server side, keep the list of CA_dn we can use */
+ STACK_OF(X509_NAME) *client_CA;
+ int references;
+ /* protocol behaviour */
+ uint32_t options;
+ /* API behaviour */
+ uint32_t mode;
+ long max_cert_list;
+ int first_packet;
+ /* what was passed, used for SSLv3/TLS rollback check */
+ int client_version;
+ unsigned int max_send_fragment;
+
+ /* TLS extension debug callback */
+ void (*tlsext_debug_cb) (SSL *s, int client_server, int type,
+ unsigned char *data, int len, void *arg);
+ void *tlsext_debug_arg;
+ char *tlsext_hostname;
+ /*-
+ * no further mod of servername
+ * 0 : call the servername extension callback.
+ * 1 : prepare 2, allow last ack just after in server callback.
+ * 2 : don't call servername callback, no ack in server hello
+ */
+ int servername_done;
+ /* certificate status request info */
+ /* Status type or -1 if no status type */
+ int tlsext_status_type;
+ /* Expect OCSP CertificateStatus message */
+ int tlsext_status_expected;
+ /* OCSP status request only */
+ STACK_OF(OCSP_RESPID) *tlsext_ocsp_ids;
+ X509_EXTENSIONS *tlsext_ocsp_exts;
+ /* OCSP response received or to be sent */
+ unsigned char *tlsext_ocsp_resp;
+ int 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;
+ /* our list */
+ unsigned char *tlsext_ellipticcurvelist;
+# endif /* OPENSSL_NO_EC */
+ /* TLS Session Ticket extension override */
+ TLS_SESSION_TICKET_EXT *tlsext_session_ticket;
+ /* TLS Session Ticket extension callback */
+ tls_session_ticket_ext_cb_fn tls_session_ticket_ext_cb;
+ void *tls_session_ticket_ext_cb_arg;
+ /* TLS pre-shared secret session resumption */
+ tls_session_secret_cb_fn tls_session_secret_cb;
+ void *tls_session_secret_cb_arg;
+ SSL_CTX *initial_ctx; /* initial ctx, used to store sessions */
+# ifndef OPENSSL_NO_NEXTPROTONEG
+ /*
+ * Next protocol negotiation. For the client, this is the protocol that
+ * we sent in NextProtocol and is set when handling ServerHello
+ * extensions. For a server, this is the client's selected_protocol from
+ * NextProtocol and is set when handling the NextProtocol message, before
+ * the Finished message.
+ */
+ unsigned char *next_proto_negotiated;
+ unsigned char next_proto_negotiated_len;
+# endif
+# define session_ctx initial_ctx
+ /* What we'll do */
+ STACK_OF(SRTP_PROTECTION_PROFILE) *srtp_profiles;
+ /* What's been chosen */
+ SRTP_PROTECTION_PROFILE *srtp_profile;
+ /*-
+ * Is use of the Heartbeat extension negotiated?
+ * 0: disabled
+ * 1: enabled
+ * 2: enabled, but not allowed to send Requests
+ */
+ unsigned int tlsext_heartbeat;
+ /* Indicates if a HeartbeatRequest is in flight */
+ unsigned int tlsext_hb_pending;
+ /* HeartbeatRequest sequence number */
+ unsigned int tlsext_hb_seq;
+ /*
+ * For a client, this contains the list of supported protocols in wire
+ * format.
+ */
+ unsigned char *alpn_client_proto_list;
+ unsigned alpn_client_proto_list_len;
+
+ /*-
+ * 1 if we are renegotiating.
+ * 2 if we are a server and are inside a handshake
+ * (i.e. not just sending a HelloRequest)
+ */
+ int renegotiate;
+# ifndef OPENSSL_NO_SRP
+ /* ctx for SRP authentication */
+ SRP_CTX srp_ctx;
+# endif
+ /*
+ * Callback for disabling session caching and ticket support on a session
+ * basis, depending on the chosen cipher.
+ */
+ int (*not_resumable_session_cb) (SSL *ssl, int is_forward_secure);
+
+ RECORD_LAYER rlayer;
+};
+
+
+typedef struct ssl3_state_st {
+ long flags;
+ int read_mac_secret_size;
+ unsigned char read_mac_secret[EVP_MAX_MD_SIZE];
+ int write_mac_secret_size;
+ unsigned char write_mac_secret[EVP_MAX_MD_SIZE];
+ unsigned char server_random[SSL3_RANDOM_SIZE];
+ unsigned char client_random[SSL3_RANDOM_SIZE];
+ /* flags for countermeasure against known-IV weakness */
+ int need_empty_fragments;
+ int empty_fragment_done;
+ /* The value of 'extra' when the buffers were initialized */
+ int init_extra;
+ /* used during startup, digest all incoming/outgoing packets */
+ BIO *handshake_buffer;
+ /*
+ * When set of handshake digests is determined, buffer is hashed and
+ * freed and MD_CTX-es for all required digests are stored in this array
+ */
+ EVP_MD_CTX **handshake_dgst;
+ /*
+ * Set whenever an expected ChangeCipherSpec message is processed.
+ * Unset when the peer's Finished message is received.
+ * Unexpected ChangeCipherSpec messages trigger a fatal alert.
+ */
+ int change_cipher_spec;
+ int warn_alert;
+ int fatal_alert;
+ /*
+ * we allow one fatal and one warning alert to be outstanding, send close
+ * alert via the warning alert
+ */
+ int alert_dispatch;
+ unsigned char send_alert[2];
+ /*
+ * This flag is set when we should renegotiate ASAP, basically when there
+ * is no more data in the read or write buffers
+ */
+ int renegotiate;
+ int total_renegotiations;
+ int num_renegotiations;
+ int in_read_app_data;
+ struct {
+ /* actually only needs to be 16+20 */
+ unsigned char cert_verify_md[EVP_MAX_MD_SIZE * 2];
+ /* actually only need to be 16+20 for SSLv3 and 12 for TLS */
+ unsigned char finish_md[EVP_MAX_MD_SIZE * 2];
+ int finish_md_len;
+ unsigned char peer_finish_md[EVP_MAX_MD_SIZE * 2];
+ int peer_finish_md_len;
+ unsigned long message_size;
+ int message_type;
+ /* used to hold the new cipher we are going to use */
+ const SSL_CIPHER *new_cipher;
+# ifndef OPENSSL_NO_DH
+ DH *dh;
+# endif
+# ifndef OPENSSL_NO_EC
+ EC_KEY *ecdh; /* holds short lived ECDH key */
+# endif
+ /* used when SSL_ST_FLUSH_DATA is entered */
+ int next_state;
+ int reuse_message;
+ /* used for certificate requests */
+ int cert_req;
+ int ctype_num;
+ char ctype[SSL3_CT_NUMBER];
+ STACK_OF(X509_NAME) *ca_names;
+ int use_rsa_tmp;
+ int key_block_length;
+ unsigned char *key_block;
+ const EVP_CIPHER *new_sym_enc;
+ const EVP_MD *new_hash;
+ int new_mac_pkey_type;
+ int new_mac_secret_size;
+# ifndef OPENSSL_NO_COMP
+ const SSL_COMP *new_compression;
+# else
+ char *new_compression;
+# endif
+ int cert_request;
+ /* Raw values of the cipher list from a client */
+ unsigned char *ciphers_raw;
+ size_t ciphers_rawlen;
+ /* Temporary storage for premaster secret */
+ unsigned char *pms;
+ size_t pmslen;
+#ifndef OPENSSL_NO_PSK
+ /* Temporary storage for PSK key */
+ unsigned char *psk;
+ size_t psklen;
+#endif
+ /*
+ * signature algorithms peer reports: e.g. supported signature
+ * algorithms extension for server or as part of a certificate
+ * request for client.
+ */
+ unsigned char *peer_sigalgs;
+ /* Size of above array */
+ size_t peer_sigalgslen;
+ /* Digest peer uses for signing */
+ const EVP_MD *peer_md;
+ /* Array of digests used for signing */
+ const EVP_MD *md[SSL_PKEY_NUM];
+ /*
+ * Set if corresponding CERT_PKEY can be used with current
+ * SSL session: e.g. appropriate curve, signature algorithms etc.
+ * If zero it can't be used at all.
+ */
+ uint32_t valid_flags[SSL_PKEY_NUM];
+ /*
+ * For servers the following masks are for the key and auth algorithms
+ * that are supported by the certs below. For clients they are masks of
+ * *disabled* algorithms based on the current session.
+ */
+ unsigned long mask_k;
+ unsigned long mask_a;
+ unsigned long export_mask_k;
+ unsigned long export_mask_a;
+ /* Client only */
+ unsigned long mask_ssl;
+ } tmp;
+
+ /* Connection binding to prevent renegotiation attacks */
+ unsigned char previous_client_finished[EVP_MAX_MD_SIZE];
+ unsigned char previous_client_finished_len;
+ unsigned char previous_server_finished[EVP_MAX_MD_SIZE];
+ unsigned char previous_server_finished_len;
+ int send_connection_binding; /* TODOEKR */
+
+# ifndef OPENSSL_NO_NEXTPROTONEG
+ /*
+ * Set if we saw the Next Protocol Negotiation extension from our peer.
+ */
+ int next_proto_neg_seen;
+# endif
+
+ /*
+ * ALPN information (we are in the process of transitioning from NPN to
+ * ALPN.)
+ */
+
+ /*
+ * In a server these point to the selected ALPN protocol after the
+ * ClientHello has been processed. In a client these contain the protocol
+ * that the server selected once the ServerHello has been processed.
+ */
+ unsigned char *alpn_selected;
+ unsigned alpn_selected_len;
+
+# ifndef OPENSSL_NO_EC
+ /*
+ * This is set to true if we believe that this is a version of Safari
+ * running on OS X 10.6 or newer. We wish to know this because Safari on
+ * 10.8 .. 10.8.3 has broken ECDHE-ECDSA support.
+ */
+ char is_probably_safari;
+# endif /* !OPENSSL_NO_EC */
+
+ /* For clients: peer temporary key */
+# ifndef OPENSSL_NO_RSA
+ RSA *peer_rsa_tmp;
+# endif
+# ifndef OPENSSL_NO_DH
+ DH *peer_dh_tmp;
+# endif
+# ifndef OPENSSL_NO_EC
+ EC_KEY *peer_ecdh_tmp;
+# endif
+
+} SSL3_STATE;
+
+
+/* DTLS structures */
+
+# ifndef OPENSSL_NO_SCTP
+# define DTLS1_SCTP_AUTH_LABEL "EXPORTER_DTLS_OVER_SCTP"
+# endif
+
+/* Max MTU overhead we know about so far is 40 for IPv6 + 8 for UDP */
+# define DTLS1_MAX_MTU_OVERHEAD 48
+
+/*
+ * Flag used in message reuse to indicate the buffer contains the record
+ * header as well as the the handshake message header.
+ */
+# define DTLS1_SKIP_RECORD_HEADER 2
+
+struct dtls1_retransmit_state {
+ EVP_CIPHER_CTX *enc_write_ctx; /* cryptographic state */
+ EVP_MD_CTX *write_hash; /* used for mac generation */
+ COMP_CTX *compress; /* compression */
+ SSL_SESSION *session;
+ unsigned short epoch;
+};
+
+struct hm_header_st {
+ unsigned char type;
+ unsigned long msg_len;
+ unsigned short seq;
+ unsigned long frag_off;
+ unsigned long frag_len;
+ unsigned int is_ccs;
+ struct dtls1_retransmit_state saved_retransmit_state;
+};
+
+struct dtls1_timeout_st {
+ /* Number of read timeouts so far */
+ unsigned int read_timeouts;
+ /* Number of write timeouts so far */
+ unsigned int write_timeouts;
+ /* Number of alerts received so far */
+ unsigned int num_alerts;
+};
+
+typedef struct hm_fragment_st {
+ struct hm_header_st msg_header;
+ unsigned char *fragment;
+ unsigned char *reassembly;
+} hm_fragment;
+
+typedef struct dtls1_state_st {
+ unsigned int send_cookie;
+ unsigned char cookie[DTLS1_COOKIE_LENGTH];
+ unsigned char rcvd_cookie[DTLS1_COOKIE_LENGTH];
+ unsigned int cookie_len;
+
+ /* handshake message numbers */
+ unsigned short handshake_write_seq;
+ unsigned short next_handshake_write_seq;
+ unsigned short handshake_read_seq;
+
+ /* Buffered handshake messages */
+ pqueue buffered_messages;
+ /* Buffered (sent) handshake records */
+ pqueue sent_messages;
+
+ unsigned int link_mtu; /* max on-the-wire DTLS packet size */
+ unsigned int mtu; /* max DTLS packet size */
+ struct hm_header_st w_msg_hdr;
+ struct hm_header_st r_msg_hdr;
+ struct dtls1_timeout_st timeout;
+ /*
+ * Indicates when the last handshake msg or heartbeat sent will timeout
+ */
+ struct timeval next_timeout;
+ /* Timeout duration */
+ unsigned short timeout_duration;
+
+ unsigned int retransmitting;
+# ifndef OPENSSL_NO_SCTP
+ /* used when SSL_ST_XX_FLUSH is entered */
+ int next_state;
+ int shutdown_received;
+# endif
+} DTLS1_STATE;
+
+
+
# ifndef OPENSSL_NO_EC
/*
* From ECC-TLS draft, used in encoding the curve type in ECParameters
typedef struct cert_pkey_st {
X509 *x509;
EVP_PKEY *privatekey;
- /* Digest to use when signing */
- const EVP_MD *digest;
/* Chain for this certificate */
STACK_OF(X509) *chain;
-# ifndef OPENSSL_NO_TLSEXT
+
/*-
* serverinfo data for this certificate. The data is in TLS Extension
* wire format, specifically it's a series of records like:
*/
unsigned char *serverinfo;
size_t serverinfo_length;
-# endif
- /*
- * Set if CERT_PKEY can be used with current SSL session: e.g.
- * appropriate curve, signature algorithms etc. If zero it can't be used
- * at all.
- */
- int valid_flags;
} CERT_PKEY;
/* Retrieve Suite B flags */
# define tls1_suiteb(s) (s->cert->cert_flags & SSL_CERT_FLAG_SUITEB_128_LOS)
* Per-connection flags relating to this extension type: not used if
* part of an SSL_CTX structure.
*/
- unsigned short ext_flags;
+ uint32_t ext_flags;
custom_ext_add_cb add_cb;
custom_ext_free_cb free_cb;
void *add_arg;
* an index, not a pointer.
*/
CERT_PKEY *key;
- /*
- * For servers the following masks are for the key and auth algorithms
- * that are supported by the certs below. For clients they are masks of
- * *disabled* algorithms based on the current session.
- */
- int valid;
- unsigned long mask_k;
- unsigned long mask_a;
- unsigned long export_mask_k;
- unsigned long export_mask_a;
- /* Client only */
- unsigned long mask_ssl;
# ifndef OPENSSL_NO_RSA
RSA *rsa_tmp;
RSA *(*rsa_tmp_cb) (SSL *ssl, int is_export, int keysize);
DH *(*dh_tmp_cb) (SSL *ssl, int is_export, int keysize);
int dh_tmp_auto;
# endif
-# ifndef OPENSSL_NO_ECDH
+# ifndef OPENSSL_NO_EC
EC_KEY *ecdh_tmp;
/* Callback for generating ephemeral ECDH keys */
EC_KEY *(*ecdh_tmp_cb) (SSL *ssl, int is_export, int keysize);
int ecdh_tmp_auto;
# endif
/* Flags related to certificates */
- unsigned int cert_flags;
+ uint32_t cert_flags;
CERT_PKEY pkeys[SSL_PKEY_NUM];
/*
* Certificate types (received or sent) in certificate request message.
*/
unsigned char *ctypes;
size_t ctype_num;
- /*
- * signature algorithms peer reports: e.g. supported signature algorithms
- * extension for server or as part of a certificate request for client.
- */
- unsigned char *peer_sigalgs;
- /* Size of above array */
- size_t peer_sigalgslen;
/*
* suppported signature algorithms. When set on a client this is sent in
* the client hello as the supported signature algorithms extension. For
*/
X509_STORE *chain_store;
X509_STORE *verify_store;
- /* Raw values of the cipher list from a client */
- unsigned char *ciphers_raw;
- size_t ciphers_rawlen;
/* Custom extension methods for server and client */
custom_ext_methods cli_ext;
custom_ext_methods srv_ext;
/* Security level */
int sec_level;
void *sec_ex;
+#ifndef OPENSSL_NO_PSK
+ /* If not NULL psk identity hint to use for servers */
+ char *psk_identity_hint;
+#endif
int references; /* >1 only if SSL_copy_session_id is used */
} CERT;
-typedef struct sess_cert_st {
- STACK_OF(X509) *cert_chain; /* as received from peer */
- /* The 'peer_...' members are used only by clients. */
- int peer_cert_type;
- CERT_PKEY *peer_key; /* points to an element of peer_pkeys (never
- * NULL!) */
- CERT_PKEY peer_pkeys[SSL_PKEY_NUM];
- /*
- * Obviously we don't have the private keys of these, so maybe we
- * shouldn't even use the CERT_PKEY type here.
- */
-# ifndef OPENSSL_NO_RSA
- RSA *peer_rsa_tmp; /* not used for SSL 2 */
-# endif
-# ifndef OPENSSL_NO_DH
- DH *peer_dh_tmp; /* not used for SSL 2 */
-# endif
-# ifndef OPENSSL_NO_ECDH
- EC_KEY *peer_ecdh_tmp;
-# endif
- int references; /* actually always 1 at the moment */
-} SESS_CERT;
/* Structure containing decoded values of signature algorithms extension */
struct tls_sigalgs_st {
/* NID of hash algorithm */
*/
# define FP_ICC (int (*)(const void *,const void *))
-# define ssl_put_cipher_by_char(ssl,ciph,ptr) \
- ((ssl)->method->put_cipher_by_char((ciph),(ptr)))
/*
* This is for the SSLv3/TLSv1.0 differences in crypto/hash stuff It is a bit
const unsigned char *, size_t,
int use_context);
/* Various flags indicating protocol version requirements */
- unsigned int enc_flags;
+ uint32_t enc_flags;
/* Handshake header length */
unsigned int hhlen;
/* Set the handshake header */
- void (*set_handshake_header) (SSL *s, int type, unsigned long len);
+ int (*set_handshake_header) (SSL *s, int type, unsigned long len);
/* Write out handshake message */
int (*do_write) (SSL *s);
} SSL3_ENC_METHOD;
} SSL3_COMP;
# endif
-# ifndef OPENSSL_NO_BUF_FREELISTS
-typedef struct ssl3_buf_freelist_st {
- size_t chunklen;
- unsigned int len;
- struct ssl3_buf_freelist_entry_st *head;
-} SSL3_BUF_FREELIST;
-
-typedef struct ssl3_buf_freelist_entry_st {
- struct ssl3_buf_freelist_entry_st *next;
-} SSL3_BUF_FREELIST_ENTRY;
-# endif
-
extern SSL3_ENC_METHOD ssl3_undef_enc_method;
OPENSSL_EXTERN const SSL_CIPHER ssl3_ciphers[];
return &func_name##_data; \
}
-# define IMPLEMENT_ssl23_meth_func(func_name, s_accept, s_connect, s_get_meth) \
-const SSL_METHOD *func_name(void) \
- { \
- static const SSL_METHOD func_name##_data= { \
- TLS1_2_VERSION, \
- tls1_new, \
- tls1_clear, \
- tls1_free, \
- s_accept, \
- s_connect, \
- ssl23_read, \
- ssl23_peek, \
- ssl23_write, \
- ssl_undefined_function, \
- ssl_undefined_function, \
- ssl_ok, \
- ssl3_get_message, \
- ssl3_read_bytes, \
- ssl3_write_bytes, \
- ssl3_dispatch_alert, \
- ssl3_ctrl, \
- ssl3_ctx_ctrl, \
- ssl23_get_cipher_by_char, \
- ssl23_put_cipher_by_char, \
- ssl_undefined_const_function, \
- ssl23_num_ciphers, \
- ssl23_get_cipher, \
- s_get_meth, \
- ssl23_default_timeout, \
- &TLSv1_2_enc_data, \
- ssl_undefined_void_function, \
- ssl3_callback_ctrl, \
- ssl3_ctx_callback_ctrl, \
- }; \
- return &func_name##_data; \
- }
-
# define IMPLEMENT_dtls1_meth_func(version, func_name, s_accept, s_connect, \
s_get_meth, enc_data) \
const SSL_METHOD *func_name(void) \
struct openssl_ssl_test_functions {
int (*p_ssl_init_wbio_buffer) (SSL *s, int push);
int (*p_ssl3_setup_buffers) (SSL *s);
- int (*p_tls1_process_heartbeat) (SSL *s);
- int (*p_dtls1_process_heartbeat) (SSL *s);
+ int (*p_tls1_process_heartbeat) (SSL *s,
+ unsigned char *p, unsigned int length);
+ int (*p_dtls1_process_heartbeat) (SSL *s,
+ unsigned char *p, unsigned int length);
};
# ifndef OPENSSL_UNIT_TEST
void ssl_clear_cipher_ctx(SSL *s);
int ssl_clear_bad_session(SSL *s);
-CERT *ssl_cert_new(void);
-CERT *ssl_cert_dup(CERT *cert);
-void ssl_cert_set_default_md(CERT *cert);
-int ssl_cert_inst(CERT **o);
+__owur CERT *ssl_cert_new(void);
+__owur CERT *ssl_cert_dup(CERT *cert);
void ssl_cert_clear_certs(CERT *c);
void ssl_cert_free(CERT *c);
-SESS_CERT *ssl_sess_cert_new(void);
-void ssl_sess_cert_free(SESS_CERT *sc);
-int ssl_set_peer_cert_type(SESS_CERT *c, int type);
-int ssl_get_new_session(SSL *s, int session);
-int ssl_get_prev_session(SSL *s, unsigned char *session, int len,
- const unsigned char *limit);
-int ssl_cipher_id_cmp(const SSL_CIPHER *a, const SSL_CIPHER *b);
+__owur int ssl_get_new_session(SSL *s, int session);
+__owur int ssl_get_prev_session(SSL *s, PACKET *pkt, unsigned char *session,
+ int len);
+__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);
-int ssl_cipher_ptr_id_cmp(const SSL_CIPHER *const *ap,
+__owur int ssl_cipher_ptr_id_cmp(const SSL_CIPHER *const *ap,
const SSL_CIPHER *const *bp);
-STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s, unsigned char *p,
- int num,
- STACK_OF(SSL_CIPHER) **skp);
-int ssl_cipher_list_to_bytes(SSL *s, STACK_OF(SSL_CIPHER) *sk,
- unsigned char *p,
- int (*put_cb) (const SSL_CIPHER *,
- unsigned char *));
-STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *meth,
+__owur STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *meth,
STACK_OF(SSL_CIPHER) **pref,
STACK_OF(SSL_CIPHER) **sorted,
const char *rule_str, CERT *c);
void ssl_update_cache(SSL *s, int mode);
-int ssl_cipher_get_evp(const SSL_SESSION *s, const EVP_CIPHER **enc,
+__owur int ssl_cipher_get_evp(const SSL_SESSION *s, const EVP_CIPHER **enc,
const EVP_MD **md, int *mac_pkey_type,
int *mac_secret_size, SSL_COMP **comp, int use_etm);
-int ssl_get_handshake_digest(int i, long *mask, const EVP_MD **md);
-int ssl_cipher_get_cert_index(const SSL_CIPHER *c);
-const SSL_CIPHER *ssl_get_cipher_by_char(SSL *ssl, const unsigned char *ptr);
-int ssl_cert_set0_chain(SSL *s, SSL_CTX *ctx, STACK_OF(X509) *chain);
-int ssl_cert_set1_chain(SSL *s, SSL_CTX *ctx, STACK_OF(X509) *chain);
-int ssl_cert_add0_chain_cert(SSL *s, SSL_CTX *ctx, X509 *x);
-int ssl_cert_add1_chain_cert(SSL *s, SSL_CTX *ctx, X509 *x);
-int ssl_cert_select_current(CERT *c, X509 *x);
-int ssl_cert_set_current(CERT *c, long arg);
-X509 *ssl_cert_get0_next_certificate(CERT *c, int first);
+__owur int ssl_get_handshake_digest(int i, long *mask, const EVP_MD **md);
+__owur int ssl_cipher_get_cert_index(const SSL_CIPHER *c);
+__owur const SSL_CIPHER *ssl_get_cipher_by_char(SSL *ssl, const unsigned char *ptr);
+__owur int ssl_cert_set0_chain(SSL *s, SSL_CTX *ctx, STACK_OF(X509) *chain);
+__owur int ssl_cert_set1_chain(SSL *s, SSL_CTX *ctx, STACK_OF(X509) *chain);
+__owur int ssl_cert_add0_chain_cert(SSL *s, SSL_CTX *ctx, X509 *x);
+__owur int ssl_cert_add1_chain_cert(SSL *s, SSL_CTX *ctx, X509 *x);
+__owur int ssl_cert_select_current(CERT *c, X509 *x);
+__owur int ssl_cert_set_current(CERT *c, long arg);
+__owur X509 *ssl_cert_get0_next_certificate(CERT *c, int first);
void ssl_cert_set_cert_cb(CERT *c, int (*cb) (SSL *ssl, void *arg),
void *arg);
-int ssl_verify_cert_chain(SSL *s, STACK_OF(X509) *sk);
-int ssl_add_cert_chain(SSL *s, CERT_PKEY *cpk, unsigned long *l);
-int ssl_build_cert_chain(SSL *s, SSL_CTX *ctx, int flags);
-int ssl_cert_set_cert_store(CERT *c, X509_STORE *store, int chain, int ref);
+__owur int ssl_verify_cert_chain(SSL *s, STACK_OF(X509) *sk);
+__owur int ssl_add_cert_chain(SSL *s, CERT_PKEY *cpk, unsigned long *l);
+__owur int ssl_build_cert_chain(SSL *s, SSL_CTX *ctx, int flags);
+__owur int ssl_cert_set_cert_store(CERT *c, X509_STORE *store, int chain, int ref);
-int ssl_security(SSL *s, int op, int bits, int nid, void *other);
-int ssl_ctx_security(SSL_CTX *ctx, int op, int bits, int nid, void *other);
+__owur int ssl_security(SSL *s, int op, int bits, int nid, void *other);
+__owur int ssl_ctx_security(SSL_CTX *ctx, int op, int bits, int nid, void *other);
int ssl_undefined_function(SSL *s);
-int ssl_undefined_void_function(void);
-int ssl_undefined_const_function(const SSL *s);
-CERT_PKEY *ssl_get_server_send_pkey(const SSL *s);
-# ifndef OPENSSL_NO_TLSEXT
-int ssl_get_server_cert_serverinfo(SSL *s, const unsigned char **serverinfo,
+__owur int ssl_undefined_void_function(void);
+__owur int ssl_undefined_const_function(const SSL *s);
+__owur CERT_PKEY *ssl_get_server_send_pkey(SSL *s);
+__owur int ssl_get_server_cert_serverinfo(SSL *s, const unsigned char **serverinfo,
size_t *serverinfo_length);
-# endif
-EVP_PKEY *ssl_get_sign_pkey(SSL *s, const SSL_CIPHER *c, const EVP_MD **pmd);
-int ssl_cert_type(X509 *x, EVP_PKEY *pkey);
-void ssl_set_cert_masks(CERT *c, const SSL_CIPHER *cipher);
-STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s);
-int ssl_verify_alarm_type(long type);
+__owur EVP_PKEY *ssl_get_sign_pkey(SSL *s, const SSL_CIPHER *c, const EVP_MD **pmd);
+__owur int ssl_cert_type(X509 *x, EVP_PKEY *pkey);
+void ssl_set_masks(SSL *s, const SSL_CIPHER *cipher);
+__owur STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s);
+__owur int ssl_verify_alarm_type(long type);
void ssl_load_ciphers(void);
-int ssl_fill_hello_random(SSL *s, int server, unsigned char *field, int len);
+__owur int ssl_fill_hello_random(SSL *s, int server, unsigned char *field, int len);
+__owur int ssl_generate_master_secret(SSL *s, unsigned char *pms, size_t pmslen,
+ int free_pms);
-const SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p);
-int ssl3_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p);
+__owur const SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p);
+__owur int ssl3_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p);
void ssl3_init_finished_mac(SSL *s);
-int ssl3_send_server_certificate(SSL *s);
-int ssl3_send_newsession_ticket(SSL *s);
-int ssl3_send_cert_status(SSL *s);
-int ssl3_get_finished(SSL *s, int state_a, int state_b);
-int ssl3_setup_key_block(SSL *s);
-int ssl3_send_change_cipher_spec(SSL *s, int state_a, int state_b);
-int ssl3_change_cipher_state(SSL *s, int which);
+__owur int ssl3_send_server_certificate(SSL *s);
+__owur int ssl3_send_newsession_ticket(SSL *s);
+__owur int ssl3_send_cert_status(SSL *s);
+__owur int ssl3_get_change_cipher_spec(SSL *s, int a, int b);
+__owur int ssl3_get_finished(SSL *s, int state_a, int state_b);
+__owur int ssl3_setup_key_block(SSL *s);
+__owur int ssl3_send_change_cipher_spec(SSL *s, int state_a, int state_b);
+__owur int ssl3_change_cipher_state(SSL *s, int which);
void ssl3_cleanup_key_block(SSL *s);
-int ssl3_do_write(SSL *s, int type);
+__owur int ssl3_do_write(SSL *s, int type);
int ssl3_send_alert(SSL *s, int level, int desc);
-int ssl3_generate_master_secret(SSL *s, unsigned char *out,
+__owur int ssl3_generate_master_secret(SSL *s, unsigned char *out,
unsigned char *p, int len);
-int ssl3_get_req_cert_type(SSL *s, unsigned char *p);
-long ssl3_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok);
-int ssl3_send_finished(SSL *s, int a, int b, const char *sender, int slen);
-int ssl3_num_ciphers(void);
-const SSL_CIPHER *ssl3_get_cipher(unsigned int u);
+__owur int ssl3_get_req_cert_type(SSL *s, unsigned char *p);
+__owur long ssl3_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok);
+__owur int ssl3_send_finished(SSL *s, int a, int b, const char *sender, int slen);
+__owur int ssl3_num_ciphers(void);
+__owur const SSL_CIPHER *ssl3_get_cipher(unsigned int u);
int ssl3_renegotiate(SSL *ssl);
int ssl3_renegotiate_check(SSL *ssl);
-int ssl3_dispatch_alert(SSL *s);
-int ssl3_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek);
-int ssl3_write_bytes(SSL *s, int type, const void *buf, int len);
-int ssl3_final_finish_mac(SSL *s, const char *sender, int slen,
+__owur int ssl3_dispatch_alert(SSL *s);
+__owur int ssl3_final_finish_mac(SSL *s, const char *sender, int slen,
unsigned char *p);
-int ssl3_cert_verify_mac(SSL *s, int md_nid, unsigned char *p);
+__owur int ssl3_cert_verify_mac(SSL *s, int md_nid, unsigned char *p);
void ssl3_finish_mac(SSL *s, const unsigned char *buf, int len);
-int ssl3_enc(SSL *s, int send_data);
-int n_ssl3_mac(SSL *ssl, unsigned char *md, int send_data);
void ssl3_free_digest_list(SSL *s);
-unsigned long ssl3_output_cert_chain(SSL *s, CERT_PKEY *cpk);
-SSL_CIPHER *ssl3_choose_cipher(SSL *ssl, STACK_OF(SSL_CIPHER) *clnt,
+__owur unsigned long ssl3_output_cert_chain(SSL *s, CERT_PKEY *cpk);
+__owur SSL_CIPHER *ssl3_choose_cipher(SSL *ssl, STACK_OF(SSL_CIPHER) *clnt,
STACK_OF(SSL_CIPHER) *srvr);
-int ssl3_setup_buffers(SSL *s);
-int ssl3_setup_read_buffer(SSL *s);
-int ssl3_setup_write_buffer(SSL *s);
-int ssl3_release_read_buffer(SSL *s);
-int ssl3_release_write_buffer(SSL *s);
-int ssl3_digest_cached_records(SSL *s);
-int ssl3_new(SSL *s);
+__owur int ssl3_digest_cached_records(SSL *s, int keep);
+__owur int ssl3_new(SSL *s);
void ssl3_free(SSL *s);
-int ssl3_accept(SSL *s);
-int ssl3_connect(SSL *s);
-int ssl3_read(SSL *s, void *buf, int len);
-int ssl3_peek(SSL *s, void *buf, int len);
-int ssl3_write(SSL *s, const void *buf, int len);
-int ssl3_shutdown(SSL *s);
+__owur int ssl3_accept(SSL *s);
+__owur int ssl3_connect(SSL *s);
+__owur int ssl3_read(SSL *s, void *buf, int len);
+__owur int ssl3_peek(SSL *s, void *buf, int len);
+__owur int ssl3_write(SSL *s, const void *buf, int len);
+__owur int ssl3_shutdown(SSL *s);
void ssl3_clear(SSL *s);
-long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg);
-long ssl3_ctx_ctrl(SSL_CTX *s, int cmd, long larg, void *parg);
-long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp) (void));
-long ssl3_ctx_callback_ctrl(SSL_CTX *s, int cmd, void (*fp) (void));
-int ssl3_pending(const SSL *s);
-
-void ssl3_record_sequence_update(unsigned char *seq);
-int ssl3_do_change_cipher_spec(SSL *ssl);
-long ssl3_default_timeout(void);
-
-void ssl3_set_handshake_header(SSL *s, int htype, unsigned long len);
-int ssl3_handshake_write(SSL *s);
-
-int ssl23_num_ciphers(void);
-const SSL_CIPHER *ssl23_get_cipher(unsigned int u);
-int ssl23_read(SSL *s, void *buf, int len);
-int ssl23_peek(SSL *s, void *buf, int len);
-int ssl23_write(SSL *s, const void *buf, int len);
-int ssl23_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p);
-const SSL_CIPHER *ssl23_get_cipher_by_char(const unsigned char *p);
-long ssl23_default_timeout(void);
-
-int ssl_allow_compression(SSL *s);
-
-long tls1_default_timeout(void);
-int dtls1_do_write(SSL *s, int type);
-int ssl3_read_n(SSL *s, int n, int max, int extend);
-int dtls1_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek);
-int ssl3_do_compress(SSL *ssl);
-int ssl3_do_uncompress(SSL *ssl);
-int ssl3_write_pending(SSL *s, int type, const unsigned char *buf,
- unsigned int len);
-unsigned char *dtls1_set_message_header(SSL *s,
- unsigned char *p, unsigned char mt,
- unsigned long len,
- unsigned long frag_off,
- unsigned long frag_len);
-
-int dtls1_write_app_data_bytes(SSL *s, int type, const void *buf, int len);
-int dtls1_write_bytes(SSL *s, int type, const void *buf, int len);
-
-int dtls1_send_change_cipher_spec(SSL *s, int a, int b);
-int dtls1_send_finished(SSL *s, int a, int b, const char *sender, int slen);
-int dtls1_read_failed(SSL *s, int code);
-int dtls1_buffer_message(SSL *s, int ccs);
-int dtls1_retransmit_message(SSL *s, unsigned short seq,
+__owur long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg);
+__owur long ssl3_ctx_ctrl(SSL_CTX *s, int cmd, long larg, void *parg);
+__owur long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp) (void));
+__owur long ssl3_ctx_callback_ctrl(SSL_CTX *s, int cmd, void (*fp) (void));
+
+__owur int ssl3_do_change_cipher_spec(SSL *ssl);
+__owur long ssl3_default_timeout(void);
+
+__owur int ssl3_set_handshake_header(SSL *s, int htype, unsigned long len);
+__owur int ssl3_handshake_write(SSL *s);
+
+__owur int ssl_allow_compression(SSL *s);
+
+__owur long tls1_default_timeout(void);
+__owur int dtls1_do_write(SSL *s, int type);
+void dtls1_set_message_header(SSL *s,
+ unsigned char *p, unsigned char mt,
+ unsigned long len,
+ unsigned long frag_off,
+ unsigned long frag_len);
+
+__owur int dtls1_write_app_data_bytes(SSL *s, int type, const void *buf, int len);
+
+__owur int dtls1_send_change_cipher_spec(SSL *s, int a, int b);
+__owur int dtls1_read_failed(SSL *s, int code);
+__owur int dtls1_buffer_message(SSL *s, int ccs);
+__owur int dtls1_retransmit_message(SSL *s, unsigned short seq,
unsigned long frag_off, int *found);
-int dtls1_get_queue_priority(unsigned short seq, int is_ccs);
+__owur int dtls1_get_queue_priority(unsigned short seq, int is_ccs);
int dtls1_retransmit_buffered_messages(SSL *s);
void dtls1_clear_record_buffer(SSL *s);
void dtls1_get_message_header(unsigned char *data,
struct hm_header_st *msg_hdr);
-void dtls1_get_ccs_header(unsigned char *data, struct ccs_header_st *ccs_hdr);
-void dtls1_reset_seq_numbers(SSL *s, int rw);
-long dtls1_default_timeout(void);
-struct timeval *dtls1_get_timeout(SSL *s, struct timeval *timeleft);
-int dtls1_check_timeout_num(SSL *s);
-int dtls1_handle_timeout(SSL *s);
-const SSL_CIPHER *dtls1_get_cipher(unsigned int u);
+__owur long dtls1_default_timeout(void);
+__owur struct timeval *dtls1_get_timeout(SSL *s, struct timeval *timeleft);
+__owur int dtls1_check_timeout_num(SSL *s);
+__owur int dtls1_handle_timeout(SSL *s);
+__owur const SSL_CIPHER *dtls1_get_cipher(unsigned int u);
void dtls1_start_timer(SSL *s);
void dtls1_stop_timer(SSL *s);
-int dtls1_is_timer_expired(SSL *s);
+__owur int dtls1_is_timer_expired(SSL *s);
void dtls1_double_timeout(SSL *s);
-int dtls1_send_newsession_ticket(SSL *s);
-unsigned int dtls1_min_mtu(SSL *s);
-unsigned int dtls1_link_min_mtu(void);
+__owur unsigned int dtls1_raw_hello_verify_request(unsigned char *buf,
+ unsigned char *cookie,
+ unsigned char cookie_len);
+__owur int dtls1_send_newsession_ticket(SSL *s);
+__owur unsigned int dtls1_min_mtu(SSL *s);
+__owur unsigned int dtls1_link_min_mtu(void);
void dtls1_hm_fragment_free(hm_fragment *frag);
/* some client-only functions */
-int ssl3_client_hello(SSL *s);
-int ssl3_get_server_hello(SSL *s);
-int ssl3_get_certificate_request(SSL *s);
-int ssl3_get_new_session_ticket(SSL *s);
-int ssl3_get_cert_status(SSL *s);
-int ssl3_get_server_done(SSL *s);
-int ssl3_send_client_verify(SSL *s);
-int ssl3_send_client_certificate(SSL *s);
-int ssl_do_client_cert_cb(SSL *s, X509 **px509, EVP_PKEY **ppkey);
-int ssl3_send_client_key_exchange(SSL *s);
-int ssl3_get_key_exchange(SSL *s);
-int ssl3_get_server_certificate(SSL *s);
-int ssl3_check_cert_and_algorithm(SSL *s);
-# ifndef OPENSSL_NO_TLSEXT
-# ifndef OPENSSL_NO_NEXTPROTONEG
-int ssl3_send_next_proto(SSL *s);
-# endif
+__owur int ssl3_client_hello(SSL *s);
+__owur int ssl3_get_server_hello(SSL *s);
+__owur int ssl3_get_certificate_request(SSL *s);
+__owur int ssl3_get_new_session_ticket(SSL *s);
+__owur int ssl3_get_cert_status(SSL *s);
+__owur int ssl3_get_server_done(SSL *s);
+__owur int ssl3_send_client_verify(SSL *s);
+__owur int ssl3_send_client_certificate(SSL *s);
+__owur int ssl_do_client_cert_cb(SSL *s, X509 **px509, EVP_PKEY **ppkey);
+__owur int ssl3_send_client_key_exchange(SSL *s);
+__owur int ssl3_get_key_exchange(SSL *s);
+__owur int ssl3_get_server_certificate(SSL *s);
+__owur int ssl3_check_cert_and_algorithm(SSL *s);
+# ifndef OPENSSL_NO_NEXTPROTONEG
+__owur int ssl3_send_next_proto(SSL *s);
# endif
int dtls1_client_hello(SSL *s);
/* some server-only functions */
-int ssl3_get_client_hello(SSL *s);
-int ssl3_send_server_hello(SSL *s);
-int ssl3_send_hello_request(SSL *s);
-int ssl3_send_server_key_exchange(SSL *s);
-int ssl3_send_certificate_request(SSL *s);
-int ssl3_send_server_done(SSL *s);
-int ssl3_get_client_certificate(SSL *s);
-int ssl3_get_client_key_exchange(SSL *s);
-int ssl3_get_cert_verify(SSL *s);
+__owur int ssl3_get_client_hello(SSL *s);
+__owur int ssl3_send_server_hello(SSL *s);
+__owur int ssl3_send_hello_request(SSL *s);
+__owur int ssl3_send_server_key_exchange(SSL *s);
+__owur int ssl3_send_certificate_request(SSL *s);
+__owur int ssl3_send_server_done(SSL *s);
+__owur int ssl3_get_client_certificate(SSL *s);
+__owur int ssl3_get_client_key_exchange(SSL *s);
+__owur int ssl3_get_cert_verify(SSL *s);
# ifndef OPENSSL_NO_NEXTPROTONEG
-int ssl3_get_next_proto(SSL *s);
+__owur int ssl3_get_next_proto(SSL *s);
# endif
-int ssl23_accept(SSL *s);
-int ssl23_connect(SSL *s);
-int ssl23_read_bytes(SSL *s, int n);
-int ssl23_write_bytes(SSL *s);
-
-int tls1_new(SSL *s);
+__owur int tls1_new(SSL *s);
void tls1_free(SSL *s);
void tls1_clear(SSL *s);
long tls1_ctrl(SSL *s, int cmd, long larg, void *parg);
long tls1_callback_ctrl(SSL *s, int cmd, void (*fp) (void));
-int dtls1_new(SSL *s);
-int dtls1_accept(SSL *s);
-int dtls1_connect(SSL *s);
+__owur int dtls1_new(SSL *s);
+__owur int dtls1_accept(SSL *s);
+__owur int dtls1_connect(SSL *s);
void dtls1_free(SSL *s);
void dtls1_clear(SSL *s);
long dtls1_ctrl(SSL *s, int cmd, long larg, void *parg);
-int dtls1_shutdown(SSL *s);
+__owur int dtls1_shutdown(SSL *s);
-long dtls1_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok);
-int dtls1_get_record(SSL *s);
-int do_dtls1_write(SSL *s, int type, const unsigned char *buf,
- unsigned int len, int create_empty_fragement);
-int dtls1_dispatch_alert(SSL *s);
+__owur long dtls1_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok);
+__owur int dtls1_dispatch_alert(SSL *s);
-int ssl_init_wbio_buffer(SSL *s, int push);
+__owur int ssl_init_wbio_buffer(SSL *s, int push);
void ssl_free_wbio_buffer(SSL *s);
-int tls1_change_cipher_state(SSL *s, int which);
-int tls1_setup_key_block(SSL *s);
-int tls1_enc(SSL *s, int snd);
-int tls1_final_finish_mac(SSL *s,
+__owur int tls1_change_cipher_state(SSL *s, int which);
+__owur int tls1_setup_key_block(SSL *s);
+__owur int tls1_final_finish_mac(SSL *s,
const char *str, int slen, unsigned char *p);
-int tls1_cert_verify_mac(SSL *s, int md_nid, unsigned char *p);
-int tls1_mac(SSL *ssl, unsigned char *md, int snd);
-int tls1_generate_master_secret(SSL *s, unsigned char *out,
+__owur int tls1_cert_verify_mac(SSL *s, int md_nid, unsigned char *p);
+__owur int tls1_generate_master_secret(SSL *s, unsigned char *out,
unsigned char *p, int len);
-int tls1_export_keying_material(SSL *s, unsigned char *out, size_t olen,
+__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,
int use_context);
-int tls1_alert_code(int code);
-int ssl3_alert_code(int code);
-int ssl_ok(SSL *s);
+__owur int tls1_alert_code(int code);
+__owur int ssl3_alert_code(int code);
+__owur int ssl_ok(SSL *s);
-# ifndef OPENSSL_NO_ECDH
-int ssl_check_srvr_ecc_cert_and_alg(X509 *x, SSL *s);
+# ifndef OPENSSL_NO_EC
+__owur int ssl_check_srvr_ecc_cert_and_alg(X509 *x, SSL *s);
# endif
SSL_COMP *ssl3_comp_find(STACK_OF(SSL_COMP) *sk, int n);
# ifndef OPENSSL_NO_EC
-int tls1_ec_curve_id2nid(int curve_id);
-int tls1_ec_nid2curve_id(int nid);
-int tls1_check_curve(SSL *s, const unsigned char *p, size_t len);
-int tls1_shared_curve(SSL *s, int nmatch);
-int tls1_set_curves(unsigned char **pext, size_t *pextlen,
+__owur int tls1_ec_curve_id2nid(int curve_id);
+__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,
int *curves, size_t ncurves);
-int tls1_set_curves_list(unsigned char **pext, size_t *pextlen,
+__owur int tls1_set_curves_list(unsigned char **pext, size_t *pextlen,
const char *str);
-# ifndef OPENSSL_NO_ECDH
-int tls1_check_ec_tmp_key(SSL *s, unsigned long id);
-# endif /* OPENSSL_NO_ECDH */
+__owur int tls1_check_ec_tmp_key(SSL *s, unsigned long id);
# endif /* OPENSSL_NO_EC */
-# ifndef OPENSSL_NO_TLSEXT
-int tls1_shared_list(SSL *s,
+__owur int tls1_shared_list(SSL *s,
const unsigned char *l1, size_t l1len,
const unsigned char *l2, size_t l2len, int nmatch);
-unsigned char *ssl_add_clienthello_tlsext(SSL *s, unsigned char *buf,
+__owur unsigned char *ssl_add_clienthello_tlsext(SSL *s, unsigned char *buf,
unsigned char *limit, int *al);
-unsigned char *ssl_add_serverhello_tlsext(SSL *s, unsigned char *buf,
+__owur unsigned char *ssl_add_serverhello_tlsext(SSL *s, unsigned char *buf,
unsigned char *limit, int *al);
-int ssl_parse_clienthello_tlsext(SSL *s, unsigned char **data,
- unsigned char *d, int n);
-int tls1_set_server_sigalgs(SSL *s);
-int ssl_check_clienthello_tlsext_late(SSL *s);
-int ssl_parse_serverhello_tlsext(SSL *s, unsigned char **data,
- unsigned char *d, int n);
-int ssl_prepare_clienthello_tlsext(SSL *s);
-int ssl_prepare_serverhello_tlsext(SSL *s);
-
-# ifndef OPENSSL_NO_HEARTBEATS
-int tls1_heartbeat(SSL *s);
-int dtls1_heartbeat(SSL *s);
-int tls1_process_heartbeat(SSL *s);
-int dtls1_process_heartbeat(SSL *s);
-# endif
-
-int tls1_process_ticket(SSL *s, unsigned char *session_id, int len,
- const unsigned char *limit, SSL_SESSION **ret);
-
-int tls12_get_sigandhash(unsigned char *p, const EVP_PKEY *pk,
+__owur int ssl_parse_clienthello_tlsext(SSL *s, PACKET *pkt);
+__owur int tls1_set_server_sigalgs(SSL *s);
+__owur int ssl_check_clienthello_tlsext_late(SSL *s);
+__owur int ssl_parse_serverhello_tlsext(SSL *s, PACKET *pkt);
+__owur int ssl_prepare_clienthello_tlsext(SSL *s);
+__owur int ssl_prepare_serverhello_tlsext(SSL *s);
+
+# ifndef OPENSSL_NO_HEARTBEATS
+__owur int tls1_heartbeat(SSL *s);
+__owur int dtls1_heartbeat(SSL *s);
+__owur int tls1_process_heartbeat(SSL *s, unsigned char *p, unsigned int length);
+__owur int dtls1_process_heartbeat(SSL *s, unsigned char *p, unsigned int length);
+# endif
+
+__owur int tls1_process_ticket(SSL *s, PACKET *pkt, unsigned char *session_id,
+ int len, SSL_SESSION **ret);
+
+__owur int tls12_get_sigandhash(unsigned char *p, const EVP_PKEY *pk,
const EVP_MD *md);
-int tls12_get_sigid(const EVP_PKEY *pk);
-const EVP_MD *tls12_get_hash(unsigned char hash_alg);
+__owur int tls12_get_sigid(const EVP_PKEY *pk);
+__owur const EVP_MD *tls12_get_hash(unsigned char hash_alg);
void ssl_set_sig_mask(unsigned long *pmask_a, SSL *s, int op);
-int tls1_set_sigalgs_list(CERT *c, const char *str, int client);
-int tls1_set_sigalgs(CERT *c, const int *salg, size_t salglen, int client);
+__owur int tls1_set_sigalgs_list(CERT *c, const char *str, int client);
+__owur int tls1_set_sigalgs(CERT *c, const int *salg, size_t salglen, int client);
int tls1_check_chain(SSL *s, X509 *x, EVP_PKEY *pk, STACK_OF(X509) *chain,
int idx);
void tls1_set_cert_validity(SSL *s);
-# endif
# ifndef OPENSSL_NO_DH
-DH *ssl_get_auto_dh(SSL *s);
+__owur DH *ssl_get_auto_dh(SSL *s);
# endif
-int ssl_security_cert(SSL *s, SSL_CTX *ctx, X509 *x, int vfy, int is_ee);
-int ssl_security_cert_chain(SSL *s, STACK_OF(X509) *sk, X509 *ex, int vfy);
+__owur int ssl_security_cert(SSL *s, SSL_CTX *ctx, X509 *x, int vfy, int is_ee);
+__owur int ssl_security_cert_chain(SSL *s, STACK_OF(X509) *sk, X509 *ex, int vfy);
-EVP_MD_CTX *ssl_replace_hash(EVP_MD_CTX **hash, const EVP_MD *md);
+__owur EVP_MD_CTX *ssl_replace_hash(EVP_MD_CTX **hash, const EVP_MD *md);
void ssl_clear_hash_ctx(EVP_MD_CTX **hash);
-int ssl_add_serverhello_renegotiate_ext(SSL *s, unsigned char *p, int *len,
+__owur int ssl_add_serverhello_renegotiate_ext(SSL *s, unsigned char *p, int *len,
int maxlen);
-int ssl_parse_serverhello_renegotiate_ext(SSL *s, unsigned char *d, int len,
+__owur int ssl_parse_serverhello_renegotiate_ext(SSL *s, PACKET *pkt,
int *al);
-int ssl_add_clienthello_renegotiate_ext(SSL *s, unsigned char *p, int *len,
+__owur int ssl_add_clienthello_renegotiate_ext(SSL *s, unsigned char *p, int *len,
int maxlen);
-int ssl_parse_clienthello_renegotiate_ext(SSL *s, unsigned char *d, int len,
- int *al);
-long ssl_get_algorithm2(SSL *s);
-size_t tls12_copy_sigalgs(SSL *s, unsigned char *out,
+__owur int ssl_parse_clienthello_renegotiate_ext(SSL *s, PACKET *pkt, int *al);
+__owur long ssl_get_algorithm2(SSL *s);
+__owur size_t tls12_copy_sigalgs(SSL *s, unsigned char *out,
const unsigned char *psig, size_t psiglen);
-int tls1_save_sigalgs(SSL *s, const unsigned char *data, int dsize);
-int tls1_process_sigalgs(SSL *s);
-size_t tls12_get_psigalgs(SSL *s, const unsigned char **psigs);
-int tls12_check_peer_sigalg(const EVP_MD **pmd, SSL *s,
+__owur int tls1_save_sigalgs(SSL *s, const unsigned char *data, int 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,
const unsigned char *sig, EVP_PKEY *pkey);
void ssl_set_client_disabled(SSL *s);
-int ssl_cipher_disabled(SSL *s, const SSL_CIPHER *c, int op);
+__owur int ssl_cipher_disabled(SSL *s, const SSL_CIPHER *c, int op);
-int ssl_add_clienthello_use_srtp_ext(SSL *s, unsigned char *p, int *len,
+__owur int ssl_add_clienthello_use_srtp_ext(SSL *s, unsigned char *p, int *len,
int maxlen);
-int ssl_parse_clienthello_use_srtp_ext(SSL *s, unsigned char *d, int len,
- int *al);
-int ssl_add_serverhello_use_srtp_ext(SSL *s, unsigned char *p, int *len,
+__owur int ssl_parse_clienthello_use_srtp_ext(SSL *s, PACKET *pkt, int *al);
+__owur int ssl_add_serverhello_use_srtp_ext(SSL *s, unsigned char *p, int *len,
int maxlen);
-int ssl_parse_serverhello_use_srtp_ext(SSL *s, unsigned char *d, int len,
- int *al);
+__owur int ssl_parse_serverhello_use_srtp_ext(SSL *s, PACKET *pkt, int *al);
+
+__owur int ssl_handshake_hash(SSL *s, unsigned char *out, int outlen);
/* s3_cbc.c */
-void ssl3_cbc_copy_mac(unsigned char *out,
- const SSL3_RECORD *rec, unsigned md_size);
-int ssl3_cbc_remove_padding(const SSL *s,
- SSL3_RECORD *rec,
- unsigned block_size, unsigned mac_size);
-int tls1_cbc_remove_padding(const SSL *s,
- SSL3_RECORD *rec,
- unsigned block_size, unsigned mac_size);
-char ssl3_cbc_record_digest_supported(const EVP_MD_CTX *ctx);
+__owur char ssl3_cbc_record_digest_supported(const EVP_MD_CTX *ctx);
void ssl3_cbc_digest_record(const EVP_MD_CTX *ctx,
unsigned char *md_out,
size_t *md_out_size,
EVP_MD_CTX *mac_ctx, const unsigned char *data,
size_t data_len, size_t orig_len);
-int srp_verify_server_param(SSL *s, int *al);
+__owur int srp_generate_server_master_secret(SSL *s);
+__owur int srp_generate_client_master_secret(SSL *s);
+__owur int srp_verify_server_param(SSL *s, int *al);
/* t1_ext.c */
void custom_ext_init(custom_ext_methods *meths);
-int custom_ext_parse(SSL *s, int server,
+__owur int custom_ext_parse(SSL *s, int server,
unsigned int ext_type,
const unsigned char *ext_data, size_t ext_size, int *al);
-int custom_ext_add(SSL *s, int server,
+__owur int custom_ext_add(SSL *s, int server,
unsigned char **pret, unsigned char *limit, int *al);
-int custom_exts_copy(custom_ext_methods *dst, const custom_ext_methods *src);
+__owur int custom_exts_copy(custom_ext_methods *dst, const custom_ext_methods *src);
void custom_exts_free(custom_ext_methods *exts);
# else