X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=ssl%2Fstatem%2Fstatem_locl.h;h=9b76dc021ad514527c7101181d589352b809af11;hp=9dc9b1f515711efa094e499de6c61e35c38dd514;hb=9e84a42db497e06a38f804b5acd09b6aa4f87db3;hpb=1ea4d09a3c049cd3b0748410e0c53b98082980cb diff --git a/ssl/statem/statem_locl.h b/ssl/statem/statem_locl.h index 9dc9b1f515..9b76dc021a 100644 --- a/ssl/statem/statem_locl.h +++ b/ssl/statem/statem_locl.h @@ -18,6 +18,7 @@ /* The spec allows for a longer length than this, but we limit it */ #define HELLO_VERIFY_REQUEST_MAX_LENGTH 258 +#define END_OF_EARLY_DATA_MAX_LENGTH 0 #define SERVER_HELLO_MAX_LENGTH 20000 #define HELLO_RETRY_REQUEST_MAX_LENGTH 20000 #define ENCRYPTED_EXTENSIONS_MAX_LENGTH 20000 @@ -31,27 +32,8 @@ /* The maximum number of incoming KeyUpdate messages we will accept */ #define MAX_KEY_UPDATE_MESSAGES 32 -/* Extension context codes */ -/* This extension is only allowed in TLS */ -#define EXT_TLS_ONLY 0x0001 -/* This extension is only allowed in DTLS */ -#define EXT_DTLS_ONLY 0x0002 -/* Some extensions may be allowed in DTLS but we don't implement them for it */ -#define EXT_TLS_IMPLEMENTATION_ONLY 0x0004 -/* Most extensions are not defined for SSLv3 but EXT_TYPE_renegotiate is */ -#define EXT_SSL3_ALLOWED 0x0008 -/* Extension is only defined for TLS1.2 and above */ -#define EXT_TLS1_2_AND_BELOW_ONLY 0x0010 -/* Extension is only defined for TLS1.3 and above */ -#define EXT_TLS1_3_ONLY 0x0020 -#define EXT_CLIENT_HELLO 0x0040 -/* Really means TLS1.2 or below */ -#define EXT_TLS1_2_SERVER_HELLO 0x0080 -#define EXT_TLS1_3_SERVER_HELLO 0x0100 -#define EXT_TLS1_3_ENCRYPTED_EXTENSIONS 0x0200 -#define EXT_TLS1_3_HELLO_RETRY_REQUEST 0x0400 -#define EXT_TLS1_3_CERTIFICATE 0x0800 -#define EXT_TLS1_3_NEW_SESSION_TICKET 0x1000 +/* Dummy message type */ +#define SSL3_MT_DUMMY -1 /* Message processing return codes */ typedef enum { @@ -73,8 +55,13 @@ int statem_flush(SSL *s); typedef int (*confunc_f) (SSL *s, WPACKET *pkt); -int check_in_list(SSL *s, unsigned int group_id, const unsigned char *groups, +int check_in_list(SSL *s, uint16_t group_id, const uint16_t *groups, size_t num_groups, int checkallow); +int create_synthetic_message_hash(SSL *s); +int parse_ca_names(SSL *s, PACKET *pkt, int *al); +int construct_ca_names(SSL *s, WPACKET *pkt); +size_t construct_key_exchange_tbs(const SSL *s, unsigned char **ptbs, + const void *param, size_t paramlen); /* * TLS/DTLS client state machine functions @@ -144,6 +131,7 @@ __owur int tls_construct_next_proto(SSL *s, WPACKET *pkt); #endif __owur MSG_PROCESS_RETURN tls_process_hello_req(SSL *s, PACKET *pkt); __owur MSG_PROCESS_RETURN dtls_process_hello_verify(SSL *s, PACKET *pkt); +__owur int tls_construct_end_of_early_data(SSL *s, WPACKET *pkt); /* some server-only functions */ __owur MSG_PROCESS_RETURN tls_process_client_hello(SSL *s, PACKET *pkt); @@ -162,17 +150,29 @@ __owur MSG_PROCESS_RETURN tls_process_cert_verify(SSL *s, PACKET *pkt); __owur MSG_PROCESS_RETURN tls_process_next_proto(SSL *s, PACKET *pkt); #endif __owur int tls_construct_new_session_ticket(SSL *s, WPACKET *pkt); +MSG_PROCESS_RETURN tls_process_end_of_early_data(SSL *s, PACKET *pkt); /* Extension processing */ +typedef enum ext_return_en { + EXT_RETURN_FAIL, + EXT_RETURN_SENT, + EXT_RETURN_NOT_SENT +} EXT_RETURN; + +__owur int extension_is_relevant(SSL *s, unsigned int extctx, + unsigned int thisctx); __owur int tls_collect_extensions(SSL *s, PACKET *packet, unsigned int context, - RAW_EXTENSION **res, int *al, size_t *len); + RAW_EXTENSION **res, int *al, size_t *len, + int init); __owur int tls_parse_extension(SSL *s, TLSEXT_INDEX idx, int context, RAW_EXTENSION *exts, X509 *x, size_t chainidx, int *al); __owur int tls_parse_all_extensions(SSL *s, int context, RAW_EXTENSION *exts, - X509 *x, size_t chainidx, int *al); + X509 *x, size_t chainidx, int *al, int fin); +__owur int should_add_extension(SSL *s, unsigned int extctx, + unsigned int thisctx, int max_version); __owur int tls_construct_extensions(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); @@ -180,7 +180,7 @@ __owur int tls_psk_do_binder(SSL *s, const EVP_MD *md, const unsigned char *msgstart, size_t binderoffset, const unsigned char *binderin, unsigned char *binderout, - SSL_SESSION *sess, int sign); + SSL_SESSION *sess, int sign, int external); /* Server Extension processing */ int tls_parse_ctos_renegotiate(SSL *s, PACKET *pkt, unsigned int context, @@ -228,116 +228,130 @@ int tls_parse_ctos_psk_kex_modes(SSL *s, PACKET *pkt, unsigned int context, int tls_parse_ctos_psk(SSL *s, PACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); -int tls_construct_stoc_renegotiate(SSL *s, WPACKET *pkt, unsigned int context, - X509 *x, size_t chainidx, int *al); -int tls_construct_stoc_server_name(SSL *s, WPACKET *pkt, unsigned int context, - X509 *x, size_t chainidx, int *al); -int tls_construct_stoc_early_data_info(SSL *s, WPACKET *pkt, - unsigned int context, X509 *x, - size_t chainidx, int *al); -int tls_construct_stoc_early_data(SSL *s, WPACKET *pkt, unsigned int context, - X509 *x, size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_renegotiate(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_server_name(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_early_data(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); #ifndef OPENSSL_NO_EC -int tls_construct_stoc_ec_pt_formats(SSL *s, WPACKET *pkt, unsigned int context, - X509 *x, size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_ec_pt_formats(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); #endif -int tls_construct_stoc_session_ticket(SSL *s, WPACKET *pkt, - unsigned int context, X509 *x, - size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_supported_groups(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_session_ticket(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); #ifndef OPENSSL_NO_OCSP -int tls_construct_stoc_status_request(SSL *s, WPACKET *pkt, - unsigned int context, X509 *x, - size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_status_request(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); #endif #ifndef OPENSSL_NO_NEXTPROTONEG -int tls_construct_stoc_next_proto_neg(SSL *s, WPACKET *pkt, - unsigned int context, X509 *x, - size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_next_proto_neg(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); #endif -int tls_construct_stoc_alpn(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, - size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_alpn(SSL *s, WPACKET *pkt, unsigned int context, + X509 *x, size_t chainidx, int *al); #ifndef OPENSSL_NO_SRTP -int tls_construct_stoc_use_srtp(SSL *s, WPACKET *pkt, unsigned int context, +EXT_RETURN tls_construct_stoc_use_srtp(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); #endif -int tls_construct_stoc_etm(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, - size_t chainidx, int *al); -int tls_construct_stoc_ems(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, - size_t chainidx, int *al); -int tls_construct_stoc_key_share(SSL *s, WPACKET *pkt, unsigned int context, - X509 *x, size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_etm(SSL *s, WPACKET *pkt, unsigned int context, + X509 *x, size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_ems(SSL *s, WPACKET *pkt, unsigned int context, + X509 *x, size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_key_share(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); /* * Not in public headers as this is not an official extension. Only used when * SSL_OP_CRYPTOPRO_TLSEXT_BUG is set. */ #define TLSEXT_TYPE_cryptopro_bug 0xfde8 -int tls_construct_stoc_cryptopro_bug(SSL *s, WPACKET *pkt, unsigned int context, - X509 *x, size_t chainidx, int *al); -int tls_construct_stoc_psk(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, - size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_cryptopro_bug(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); +EXT_RETURN tls_construct_stoc_psk(SSL *s, WPACKET *pkt, unsigned int context, + X509 *x, size_t chainidx, int *al); /* Client Extension processing */ -int tls_construct_ctos_renegotiate(SSL *s, WPACKET *pkt, unsigned int context, +EXT_RETURN tls_construct_ctos_renegotiate(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); -int tls_construct_ctos_server_name(SSL *s, WPACKET *pkt, unsigned int context, +EXT_RETURN tls_construct_ctos_server_name(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); #ifndef OPENSSL_NO_SRP -int tls_construct_ctos_srp(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, +EXT_RETURN tls_construct_ctos_srp(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); #endif #ifndef OPENSSL_NO_EC -int tls_construct_ctos_ec_pt_formats(SSL *s, WPACKET *pkt, unsigned int context, - X509 *x, size_t chainidx, int *al); -int tls_construct_ctos_supported_groups(SSL *s, WPACKET *pkt, - unsigned int context, X509 *x, - size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_ec_pt_formats(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_supported_groups(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); #endif -int tls_construct_ctos_early_data(SSL *s, WPACKET *pkt, unsigned int context, - X509 *x, size_t chainidx, int *al); -int tls_construct_ctos_session_ticket(SSL *s, WPACKET *pkt, - unsigned int context, X509 *x, - size_t chainidx, int *al); -int tls_construct_ctos_sig_algs(SSL *s, WPACKET *pkt, unsigned int context, - X509 *x, size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_early_data(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_session_ticket(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_sig_algs(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); #ifndef OPENSSL_NO_OCSP -int tls_construct_ctos_status_request(SSL *s, WPACKET *pkt, - unsigned int context, X509 *x, - size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_status_request(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); #endif #ifndef OPENSSL_NO_NEXTPROTONEG -int tls_construct_ctos_npn(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, - size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_npn(SSL *s, WPACKET *pkt, unsigned int context, + X509 *x, size_t chainidx, int *al); #endif -int tls_construct_ctos_alpn(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, - size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_alpn(SSL *s, WPACKET *pkt, unsigned int context, + X509 *x, size_t chainidx, int *al); #ifndef OPENSSL_NO_SRTP -int tls_construct_ctos_use_srtp(SSL *s, WPACKET *pkt, unsigned int context, - X509 *x, size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_use_srtp(SSL *s, WPACKET *pkt, unsigned int context, + X509 *x, size_t chainidx, int *al); #endif -int tls_construct_ctos_etm(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, - size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_etm(SSL *s, WPACKET *pkt, unsigned int context, + X509 *x, size_t chainidx, int *al); #ifndef OPENSSL_NO_CT -int tls_construct_ctos_sct(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, - size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_sct(SSL *s, WPACKET *pkt, unsigned int context, + X509 *x, size_t chainidx, int *al); #endif -int tls_construct_ctos_ems(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, - size_t chainidx, int *al); -int tls_construct_ctos_supported_versions(SSL *s, WPACKET *pkt, - unsigned int context, X509 *x, - size_t chainidx, int *al); -int tls_construct_ctos_key_share(SSL *s, WPACKET *pkt, unsigned int context, - X509 *x, size_t chainidx, int *al); -int tls_construct_ctos_psk_kex_modes(SSL *s, WPACKET *pkt, unsigned int context, +EXT_RETURN tls_construct_ctos_ems(SSL *s, WPACKET *pkt, unsigned int context, + X509 *x, size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_supported_versions(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_key_share(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_psk_kex_modes(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_cookie(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); -int tls_construct_ctos_padding(SSL *s, WPACKET *pkt, unsigned int context, - X509 *x, size_t chainidx, int *al); -int tls_construct_ctos_psk(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, - size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_padding(SSL *s, WPACKET *pkt, + unsigned int context, X509 *x, + size_t chainidx, int *al); +EXT_RETURN tls_construct_ctos_psk(SSL *s, WPACKET *pkt, unsigned int context, + X509 *x, size_t chainidx, int *al); int tls_parse_stoc_renegotiate(SSL *s, PACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); int tls_parse_stoc_server_name(SSL *s, PACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); -int tls_parse_stoc_early_data_info(SSL *s, PACKET *pkt, unsigned int context, +int tls_parse_stoc_early_data(SSL *s, PACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); #ifndef OPENSSL_NO_EC int tls_parse_stoc_ec_pt_formats(SSL *s, PACKET *pkt, unsigned int context, @@ -369,5 +383,9 @@ int tls_parse_stoc_ems(SSL *s, PACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); int tls_parse_stoc_key_share(SSL *s, PACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); +int tls_parse_stoc_cookie(SSL *s, PACKET *pkt, unsigned int context, X509 *x, + size_t chainidx, int *al); int tls_parse_stoc_psk(SSL *s, PACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al); + +int tls_handle_alpn(SSL *s, int *al);