Further libssl size_t-ify of reading

[openssl.git] / ssl / ssl_locl.h

diff --git a/ssl/ssl_locl.h b/ssl/ssl_locl.h
index 6ad27354d1ff927c7917ca259833d0bc542f00d0..4aea4571d453ca9072e2e4fe3b6efe8776e88a3e 100644 (file)
--- a/ssl/ssl_locl.h
+++ b/ssl/ssl_locl.h
@@ -444,14 +444,15 @@ struct ssl_method_st {
     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_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_write) (SSL *s, const void *buf, int len);
     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, int len, int peek);
+                           unsigned char *buf, size_t len, int peek,
+                           size_t *read);
     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);
@@ -922,8 +923,8 @@ struct ssl_st {
     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 */
+    size_t init_num;               /* amount read/written */
+    size_t 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 */
@@ -1135,6 +1136,8 @@ struct ssl_st {
     /* Async Job info */
     ASYNC_JOB *job;
     ASYNC_WAIT_CTX *waitctx;
+    size_t asyncread;
+
     CRYPTO_RWLOCK *lock;
 };
 
@@ -1184,7 +1187,7 @@ typedef struct ssl3_state_st {
         int finish_md_len;
         unsigned char peer_finish_md[EVP_MAX_MD_SIZE * 2];
         int peer_finish_md_len;
-        unsigned long message_size;
+        size_t message_size;
         int message_type;
         /* used to hold the new cipher we are going to use */
         const SSL_CIPHER *new_cipher;
@@ -1584,11 +1587,9 @@ typedef struct ssl3_enc_method {
     /* Handshake header length */
     unsigned int hhlen;
     /* Set the handshake header */
-    int (*set_handshake_header) (SSL *s, int type, unsigned long len);
-    /* Set the handshake header */
-    int (*set_handshake_header2) (SSL *s, WPACKET *pkt, int type);
+    int (*set_handshake_header) (SSL *s, WPACKET *pkt, int type);
     /* Close construction of the handshake message */
-    int (*close_construct_packet) (SSL *s, WPACKET *pkt);
+    int (*close_construct_packet) (SSL *s, WPACKET *pkt, int htype);
     /* Write out handshake message */
     int (*do_write) (SSL *s);
 } SSL3_ENC_METHOD;
@@ -1596,12 +1597,10 @@ typedef struct 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, htype, len) \
-        s->method->ssl3_enc->set_handshake_header(s, htype, len)
-# define ssl_set_handshake_header2(s, pkt, htype) \
-        s->method->ssl3_enc->set_handshake_header2((s), (pkt), (htype))
-# define ssl_close_construct_packet(s, pkt) \
-        s->method->ssl3_enc->close_construct_packet((s), (pkt))
+# 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) \
+        s->method->ssl3_enc->close_construct_packet((s), (pkt), (htype))
 # define ssl_do_write(s)  s->method->ssl3_enc->do_write(s)
 
 /* Values for enc_flags */
@@ -1645,6 +1644,9 @@ __owur const SSL_METHOD *tlsv1_1_client_method(void);
 __owur const SSL_METHOD *tlsv1_2_method(void);
 __owur const SSL_METHOD *tlsv1_2_server_method(void);
 __owur const SSL_METHOD *tlsv1_2_client_method(void);
+__owur const SSL_METHOD *tlsv1_3_method(void);
+__owur const SSL_METHOD *tlsv1_3_server_method(void);
+__owur const SSL_METHOD *tlsv1_3_client_method(void);
 __owur const SSL_METHOD *dtlsv1_method(void);
 __owur const SSL_METHOD *dtlsv1_server_method(void);
 __owur const SSL_METHOD *dtlsv1_client_method(void);
@@ -1656,6 +1658,7 @@ __owur const SSL_METHOD *dtlsv1_2_client_method(void);
 extern const SSL3_ENC_METHOD TLSv1_enc_data;
 extern const SSL3_ENC_METHOD TLSv1_1_enc_data;
 extern const SSL3_ENC_METHOD TLSv1_2_enc_data;
+extern const SSL3_ENC_METHOD TLSv1_3_enc_data;
 extern const SSL3_ENC_METHOD SSLv3_enc_data;
 extern const SSL3_ENC_METHOD DTLSv1_enc_data;
 extern const SSL3_ENC_METHOD DTLSv1_2_enc_data;
@@ -1817,6 +1820,9 @@ __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);
+__owur int ssl_cipher_get_overhead(const SSL_CIPHER *c, size_t *mac_overhead,
+                                   size_t *int_overhead, size_t *blocksize,
+                                   size_t *ext_overhead);
 __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);
@@ -1863,7 +1869,6 @@ __owur int ssl_derive(SSL *s, EVP_PKEY *privkey, EVP_PKEY *pubkey);
 __owur EVP_PKEY *ssl_dh_to_pkey(DH *dh);
 
 __owur const SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p);
-__owur int ssl3_put_cipher_by_char_old(const SSL_CIPHER *c, unsigned char *p);
 __owur int ssl3_put_cipher_by_char(const SSL_CIPHER *c, WPACKET *pkt,
                                    size_t *len);
 int ssl3_init_finished_mac(SSL *s);
@@ -1874,7 +1879,7 @@ __owur int ssl3_do_write(SSL *s, int type);
 int ssl3_send_alert(SSL *s, int level, int desc);
 __owur int ssl3_generate_master_secret(SSL *s, unsigned char *out,
                                        unsigned char *p, int len);
-__owur int ssl3_get_req_cert_type(SSL *s, unsigned char *p);
+__owur int ssl3_get_req_cert_type(SSL *s, WPACKET *pkt);
 __owur int ssl3_num_ciphers(void);
 __owur const SSL_CIPHER *ssl3_get_cipher(unsigned int u);
 int ssl3_renegotiate(SSL *ssl);
@@ -1884,15 +1889,16 @@ __owur int ssl3_final_finish_mac(SSL *s, const char *sender, int slen,
                                  unsigned char *p);
 __owur int ssl3_finish_mac(SSL *s, const unsigned char *buf, int len);
 void ssl3_free_digest_list(SSL *s);
-__owur unsigned long ssl3_output_cert_chain(SSL *s, CERT_PKEY *cpk);
+__owur unsigned long ssl3_output_cert_chain(SSL *s, WPACKET *pkt,
+                                            CERT_PKEY *cpk);
 __owur const SSL_CIPHER *ssl3_choose_cipher(SSL *ssl,
                                             STACK_OF(SSL_CIPHER) *clnt,
                                             STACK_OF(SSL_CIPHER) *srvr);
 __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, int len);
-__owur int ssl3_peek(SSL *s, void *buf, int len);
+__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_write(SSL *s, const void *buf, int len);
 __owur int ssl3_shutdown(SSL *s);
 void ssl3_clear(SSL *s);
@@ -1904,11 +1910,10 @@ __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_set_handshake_header2(SSL *s, WPACKET *pkt, int htype);
-__owur int tls_close_construct_packet(SSL *s, WPACKET *pkt);
-__owur int dtls1_set_handshake_header2(SSL *s, WPACKET *pkt, int htype);
-__owur int dtls1_close_construct_packet(SSL *s, WPACKET *pkt);
+__owur int ssl3_set_handshake_header(SSL *s, WPACKET *pkt, int htype);
+__owur int tls_close_construct_packet(SSL *s, WPACKET *pkt, int htype);
+__owur int dtls1_set_handshake_header(SSL *s, WPACKET *pkt, int htype);
+__owur int dtls1_close_construct_packet(SSL *s, WPACKET *pkt, int htype);
 __owur int ssl3_handshake_write(SSL *s);
 
 __owur int ssl_allow_compression(SSL *s);
@@ -1950,9 +1955,8 @@ void dtls1_start_timer(SSL *s);
 void dtls1_stop_timer(SSL *s);
 __owur int dtls1_is_timer_expired(SSL *s);
 void dtls1_double_timeout(SSL *s);
-__owur unsigned int dtls_raw_hello_verify_request(unsigned char *buf,
-                                                  unsigned char *cookie,
-                                                  unsigned char cookie_len);
+__owur int dtls_raw_hello_verify_request(WPACKET *pkt, unsigned char *cookie,
+                                         unsigned char cookie_len);
 __owur int dtls1_send_newsession_ticket(SSL *s);
 __owur unsigned int dtls1_min_mtu(SSL *s);
 void dtls1_hm_fragment_free(hm_fragment *frag);
@@ -2018,8 +2022,7 @@ __owur int tls1_shared_list(SSL *s,
                             const unsigned char *l1, size_t l1len,
                             const unsigned char *l2, size_t l2len, int nmatch);
 __owur int ssl_add_clienthello_tlsext(SSL *s, WPACKET *pkt, int *al);
-__owur unsigned char *ssl_add_serverhello_tlsext(SSL *s, unsigned char *buf,
-                                                 unsigned char *limit, int *al);
+__owur int ssl_add_serverhello_tlsext(SSL *s, WPACKET *pkt, int *al);
 __owur int ssl_parse_clienthello_tlsext(SSL *s, PACKET *pkt);
 void ssl_set_default_md(SSL *s);
 __owur int tls1_set_server_sigalgs(SSL *s);
@@ -2040,8 +2043,6 @@ __owur int tls_check_serverhello_tlsext_early(SSL *s, const PACKET *ext,
 
 __owur int tls12_get_sigandhash(WPACKET *pkt, const EVP_PKEY *pk,
                                 const EVP_MD *md);
-__owur int tls12_get_sigandhash_old(unsigned char *p, const EVP_PKEY *pk,
-                                    const EVP_MD *md);
 __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(uint32_t *pmask_a, SSL *s, int op);
@@ -2067,13 +2068,10 @@ __owur int ssl_security_cert_chain(SSL *s, STACK_OF(X509) *sk, X509 *ex,
 
 __owur EVP_MD_CTX *ssl_replace_hash(EVP_MD_CTX **hash, const EVP_MD *md);
 void ssl_clear_hash_ctx(EVP_MD_CTX **hash);
-__owur int ssl_add_serverhello_renegotiate_ext(SSL *s, unsigned char *p,
-                                               int *len, int maxlen);
+__owur int ssl_add_serverhello_renegotiate_ext(SSL *s, WPACKET *pkt);
 __owur int ssl_parse_serverhello_renegotiate_ext(SSL *s, PACKET *pkt, int *al);
 __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_old(SSL *s, unsigned char *out,
-                                     const unsigned char *psig, size_t psiglen);
 __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);
@@ -2085,8 +2083,6 @@ void ssl_set_client_disabled(SSL *s);
 __owur int ssl_cipher_disabled(SSL *s, const SSL_CIPHER *c, int op);
 
 __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);
 __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);
@@ -2122,8 +2118,6 @@ __owur int custom_ext_parse(SSL *s, int server,
                             unsigned int ext_type,
                             const unsigned char *ext_data, size_t ext_size,
                             int *al);
-__owur int custom_ext_add_old(SSL *s, int server, unsigned char **pret,
-                              unsigned char *limit, int *al);
 __owur int custom_ext_add(SSL *s, int server, WPACKET *pkt, int *al);
 
 __owur int custom_exts_copy(custom_ext_methods *dst,