79 static int setup_read_buffer(SSL *ssl) {  in setup_read_buffer()  argument
80   SSL3_BUFFER *buf = &ssl->s3->read_buffer;  in setup_read_buffer()
86   size_t header_len = ssl_record_prefix_len(ssl);  in setup_read_buffer()
88   if (SSL_IS_DTLS(ssl)) {  in setup_read_buffer()
97 uint8_t *ssl_read_buffer(SSL *ssl) {  in ssl_read_buffer()  argument
98   return ssl->s3->read_buffer.buf + ssl->s3->read_buffer.offset;  in ssl_read_buffer()
101 size_t ssl_read_buffer_len(const SSL *ssl) {  in ssl_read_buffer_len()  argument
102   return ssl->s3->read_buffer.len;  in ssl_read_buffer_len()
105 static int dtls_read_buffer_next_packet(SSL *ssl) {  in dtls_read_buffer_next_packet()  argument
106   SSL3_BUFFER *buf = &ssl->s3->read_buffer;  in dtls_read_buffer_next_packet()
116   ssl->rwstate = SSL_READING;  in dtls_read_buffer_next_packet()
117   int ret = BIO_read(ssl->rbio, buf->buf + buf->offset, (int)buf->cap);  in dtls_read_buffer_next_packet()
121   ssl->rwstate = SSL_NOTHING;  in dtls_read_buffer_next_packet()
127 static int tls_read_buffer_extend_to(SSL *ssl, size_t len) {  in tls_read_buffer_extend_to()  argument
128   SSL3_BUFFER *buf = &ssl->s3->read_buffer;  in tls_read_buffer_extend_to()
139     ssl->rwstate = SSL_READING;  in tls_read_buffer_extend_to()
140     int ret = BIO_read(ssl->rbio, buf->buf + buf->offset + buf->len,  in tls_read_buffer_extend_to()
145     ssl->rwstate = SSL_NOTHING;  in tls_read_buffer_extend_to()
154 int ssl_read_buffer_extend_to(SSL *ssl, size_t len) {  in ssl_read_buffer_extend_to()  argument
156   ssl_read_buffer_discard(ssl);  in ssl_read_buffer_extend_to()
158   if (!setup_read_buffer(ssl)) {  in ssl_read_buffer_extend_to()
162   if (ssl->rbio == NULL) {  in ssl_read_buffer_extend_to()
170   if (SSL_IS_DTLS(ssl)) {  in ssl_read_buffer_extend_to()
172     ret = dtls_read_buffer_next_packet(ssl);  in ssl_read_buffer_extend_to()
174     ret = tls_read_buffer_extend_to(ssl, len);  in ssl_read_buffer_extend_to()
180     ssl_read_buffer_discard(ssl);  in ssl_read_buffer_extend_to()
185 void ssl_read_buffer_consume(SSL *ssl, size_t len) {  in ssl_read_buffer_consume()  argument
186   SSL3_BUFFER *buf = &ssl->s3->read_buffer;  in ssl_read_buffer_consume()
189   if (!SSL_IS_DTLS(ssl)) {  in ssl_read_buffer_consume()
199 void ssl_read_buffer_discard(SSL *ssl) {  in ssl_read_buffer_discard()  argument
200   if (ssl->s3->read_buffer.len == 0) {  in ssl_read_buffer_discard()
201     ssl_read_buffer_clear(ssl);  in ssl_read_buffer_discard()
205 void ssl_read_buffer_clear(SSL *ssl) {  in ssl_read_buffer_clear()  argument
206   clear_buffer(&ssl->s3->read_buffer);  in ssl_read_buffer_clear()
210 int ssl_write_buffer_is_pending(const SSL *ssl) {  in ssl_write_buffer_is_pending()  argument
211   return ssl->s3->write_buffer.len > 0;  in ssl_write_buffer_is_pending()
224 int ssl_write_buffer_init(SSL *ssl, uint8_t **out_ptr, size_t max_len) {  in ssl_write_buffer_init()  argument
225   SSL3_BUFFER *buf = &ssl->s3->write_buffer;  in ssl_write_buffer_init()
232   size_t header_len = ssl_seal_prefix_len(ssl);  in ssl_write_buffer_init()
237   if (SSL_IS_DTLS(ssl)) {  in ssl_write_buffer_init()
241     if (ssl->mode & SSL_MODE_CBC_RECORD_SPLITTING) {  in ssl_write_buffer_init()
258 void ssl_write_buffer_set_len(SSL *ssl, size_t len) {  in ssl_write_buffer_set_len()  argument
259   SSL3_BUFFER *buf = &ssl->s3->write_buffer;  in ssl_write_buffer_set_len()
267 static int tls_write_buffer_flush(SSL *ssl) {  in tls_write_buffer_flush()  argument
268   SSL3_BUFFER *buf = &ssl->s3->write_buffer;  in tls_write_buffer_flush()
271     ssl->rwstate = SSL_WRITING;  in tls_write_buffer_flush()
272     int ret = BIO_write(ssl->wbio, buf->buf + buf->offset, buf->len);  in tls_write_buffer_flush()
276     ssl->rwstate = SSL_NOTHING;  in tls_write_buffer_flush()
279   ssl_write_buffer_clear(ssl);  in tls_write_buffer_flush()
283 static int dtls_write_buffer_flush(SSL *ssl) {  in dtls_write_buffer_flush()  argument
284   SSL3_BUFFER *buf = &ssl->s3->write_buffer;  in dtls_write_buffer_flush()
289   ssl->rwstate = SSL_WRITING;  in dtls_write_buffer_flush()
290   int ret = BIO_write(ssl->wbio, buf->buf + buf->offset, buf->len);  in dtls_write_buffer_flush()
295     ssl_write_buffer_clear(ssl);  in dtls_write_buffer_flush()
298   ssl->rwstate = SSL_NOTHING;  in dtls_write_buffer_flush()
299   ssl_write_buffer_clear(ssl);  in dtls_write_buffer_flush()
303 int ssl_write_buffer_flush(SSL *ssl) {  in ssl_write_buffer_flush()  argument
304   if (ssl->wbio == NULL) {  in ssl_write_buffer_flush()
310   if (SSL_IS_DTLS(ssl)) {  in ssl_write_buffer_flush()
311     return dtls_write_buffer_flush(ssl);  in ssl_write_buffer_flush()
313     return tls_write_buffer_flush(ssl);  in ssl_write_buffer_flush()
317 void ssl_write_buffer_clear(SSL *ssl) {  in ssl_write_buffer_clear()  argument
318   clear_buffer(&ssl->s3->write_buffer);  in ssl_write_buffer_clear()