OpenSSL 1.1.1-pre2

ssl/record/record.h

@@ -22,9 +22,9 @@ typedef struct ssl3_buffer_st {
     /* buffer size */
     size_t len;
     /* where to 'copy from' */
-    int offset;
+    size_t offset;
     /* how many bytes left */
-    int left;
+    size_t left;
 } SSL3_BUFFER;
 
 #define SEQ_NUM_SIZE                            8
@@ -38,16 +38,16 @@ typedef struct ssl3_record_st {
     int type;
     /* How many bytes available */
     /* rw */
-    unsigned int length;
+    size_t length;
     /*
      * How many bytes were available before padding was removed? This is used
      * to implement the MAC check in constant time for CBC records.
      */
     /* rw */
-    unsigned int orig_len;
+    size_t orig_len;
     /* read/write offset into 'buf' */
     /* r */
-    unsigned int off;
+    size_t off;
     /* pointer to the record data */
     /* rw */
     unsigned char *data;
@@ -82,7 +82,7 @@ typedef struct record_pqueue_st {
 
 typedef struct dtls1_record_data_st {
     unsigned char *packet;
-    unsigned int packet_length;
+    size_t packet_length;
     SSL3_BUFFER rbuf;
     SSL3_RECORD rrec;
 #ifndef OPENSSL_NO_SCTP
@@ -111,14 +111,6 @@ typedef struct dtls_record_layer_st {
      * loss.
      */
     record_pqueue buffered_app_data;
-    /*
-     * storage for Alert/Handshake protocol data received but not yet
-     * processed by ssl3_read_bytes:
-     */
-    unsigned char alert_fragment[DTLS1_AL_HEADER_LENGTH];
-    unsigned int alert_fragment_len;
-    unsigned char handshake_fragment[DTLS1_HM_HEADER_LENGTH];
-    unsigned int handshake_fragment_len;
     /* save last and current sequence numbers for retransmissions */
     unsigned char last_write_sequence[8];
     unsigned char curr_write_sequence[8];
@@ -143,9 +135,9 @@ typedef struct record_layer_st {
     /* where we are when reading */
     int rstate;
     /* How many pipelines can be used to read data */
-    unsigned int numrpipes;
+    size_t numrpipes;
     /* How many pipelines can be used to write data */
-    unsigned int numwpipes;
+    size_t numwpipes;
     /* read IO goes into here */
     SSL3_BUFFER rbuf;
     /* write IO goes into here */
@@ -154,25 +146,19 @@ typedef struct record_layer_st {
     SSL3_RECORD rrec[SSL_MAX_PIPELINES];
     /* used internally to point at a raw packet */
     unsigned char *packet;
-    unsigned int packet_length;
+    size_t packet_length;
     /* number of bytes sent so far */
-    unsigned int wnum;
-    /*
-     * storage for Alert/Handshake protocol data received but not yet
-     * processed by ssl3_read_bytes:
-     */
-    unsigned char alert_fragment[2];
-    unsigned int alert_fragment_len;
+    size_t wnum;
     unsigned char handshake_fragment[4];
-    unsigned int handshake_fragment_len;
+    size_t handshake_fragment_len;
     /* The number of consecutive empty records we have received */
-    unsigned int empty_record_count;
+    size_t empty_record_count;
     /* partial write - check the numbers match */
     /* number bytes written */
-    int wpend_tot;
+    size_t wpend_tot;
     int wpend_type;
     /* number of bytes submitted */
-    int wpend_ret;
+    size_t wpend_ret;
     const unsigned char *wpend_buf;
     unsigned char read_sequence[SEQ_NUM_SIZE];
     unsigned char write_sequence[SEQ_NUM_SIZE];
@@ -209,35 +195,38 @@ void RECORD_LAYER_release(RECORD_LAYER *rl);
 int RECORD_LAYER_read_pending(const RECORD_LAYER *rl);
 int RECORD_LAYER_processed_read_pending(const RECORD_LAYER *rl);
 int RECORD_LAYER_write_pending(const RECORD_LAYER *rl);
-int RECORD_LAYER_set_data(RECORD_LAYER *rl, const unsigned char *buf, int len);
 void RECORD_LAYER_reset_read_sequence(RECORD_LAYER *rl);
 void RECORD_LAYER_reset_write_sequence(RECORD_LAYER *rl);
 int RECORD_LAYER_is_sslv2_record(RECORD_LAYER *rl);
-unsigned int RECORD_LAYER_get_rrec_length(RECORD_LAYER *rl);
-__owur int ssl3_pending(const SSL *s);
-__owur int ssl3_write_bytes(SSL *s, int type, const void *buf, int len);
-__owur int do_ssl3_write(SSL *s, int type, const unsigned char *buf,
-                         unsigned int *pipelens, unsigned int numpipes,
-                         int create_empty_fragment);
+size_t RECORD_LAYER_get_rrec_length(RECORD_LAYER *rl);
+__owur size_t ssl3_pending(const SSL *s);
+__owur int ssl3_write_bytes(SSL *s, int type, const void *buf, size_t len,
+                            size_t *written);
+int do_ssl3_write(SSL *s, int type, const unsigned char *buf,
+                  size_t *pipelens, size_t numpipes,
+                  int create_empty_fragment, size_t *written);
 __owur int ssl3_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 *readbytes);
 __owur int ssl3_setup_buffers(SSL *s);
-__owur int ssl3_enc(SSL *s, SSL3_RECORD *inrecs, unsigned int n_recs, int send);
+__owur int ssl3_enc(SSL *s, SSL3_RECORD *inrecs, size_t n_recs, int send);
 __owur int n_ssl3_mac(SSL *ssl, SSL3_RECORD *rec, unsigned char *md, int send);
-__owur int ssl3_write_pending(SSL *s, int type, const unsigned char *buf,
-                              unsigned int len);
-__owur int tls1_enc(SSL *s, SSL3_RECORD *recs, unsigned int n_recs, int send);
+__owur int ssl3_write_pending(SSL *s, int type, const unsigned char *buf, size_t len,
+                              size_t *written);
+__owur int tls1_enc(SSL *s, SSL3_RECORD *recs, size_t n_recs, int send);
 __owur int tls1_mac(SSL *ssl, SSL3_RECORD *rec, unsigned char *md, int send);
+__owur int tls13_enc(SSL *s, SSL3_RECORD *recs, size_t n_recs, int send);
 int DTLS_RECORD_LAYER_new(RECORD_LAYER *rl);
 void DTLS_RECORD_LAYER_free(RECORD_LAYER *rl);
 void DTLS_RECORD_LAYER_clear(RECORD_LAYER *rl);
 void DTLS_RECORD_LAYER_set_saved_w_epoch(RECORD_LAYER *rl, unsigned short e);
 void DTLS_RECORD_LAYER_clear(RECORD_LAYER *rl);
-void DTLS_RECORD_LAYER_resync_write(RECORD_LAYER *rl);
 void DTLS_RECORD_LAYER_set_write_sequence(RECORD_LAYER *rl, unsigned char *seq);
 __owur int dtls1_read_bytes(SSL *s, int type, int *recvd_type,
-                            unsigned char *buf, int len, int peek);
-__owur int dtls1_write_bytes(SSL *s, int type, const void *buf, int len);
-__owur int do_dtls1_write(SSL *s, int type, const unsigned char *buf,
-                          unsigned int len, int create_empty_fragement);
+                            unsigned char *buf, size_t len, int peek,
+                            size_t *readbytes);
+__owur int dtls1_write_bytes(SSL *s, int type, const void *buf, size_t len,
+                             size_t *written);
+int do_dtls1_write(SSL *s, int type, const unsigned char *buf,
+                   size_t len, int create_empty_fragment, size_t *written);
 void dtls1_reset_seq_numbers(SSL *s, int rw);