#include "certs.h"
#include "tls_picotls.h"
+#include "pico_vpp_crypto.h"
picotls_main_t picotls_main;
picotls_ctx_free (tls_ctx_t * ctx)
{
picotls_ctx_t *ptls_ctx = (picotls_ctx_t *) ctx;
- free (ptls_ctx->rx_content);
+ vec_free (ptls_ctx->rx_content);
+ vec_free (ptls_ctx->write_content);
pool_put_index (picotls_main.ctx_pool[ctx->c_thread_index],
ptls_ctx->ptls_ctx_idx);
}
if (!ckpair || !ckpair->cert || !ckpair->key)
{
TLS_DBG (1, "tls cert and/or key not configured %d",
- ctx->parent_app_wrk_index);
+ lctx->parent_app_wrk_index);
return -1;
}
/* setup protocol related functions */
ptls_ctx->key_exchanges = key_exchange;
ptls_ctx->random_bytes = ptls_openssl_random_bytes;
- ptls_ctx->cipher_suites = ptls_openssl_cipher_suites;
+ ptls_ctx->cipher_suites = ptls_vpp_crypto_cipher_suites;
ptls_ctx->get_time = &ptls_get_time;
lctx->tls_ssl_ctx = ptls_lctx_idx;
size_t consumed = input_len - off;
rv = ptls_handshake (tls, &buf, input + off, &consumed, NULL);
off += consumed;
+ ptls_ctx->rx_offset += consumed;
if ((rv == 0 || rv == PTLS_ERROR_IN_PROGRESS) && buf.off != 0)
{
write = picotls_try_handshake_write (ptls_ctx, tls_session,
picotls_ctx_read (tls_ctx_t * ctx, session_t * tls_session)
{
picotls_ctx_t *ptls_ctx = (picotls_ctx_t *) ctx;
- u8 *input;
- int to_read, from_tls_len = 0, to_app_len = 0, crypto_len, ret;
+ int from_tls_len = 0, off, crypto_len, ret;
u32 deq_max, deq_now;
- u32 enq_max, enq_now;
- ptls_buffer_t _buf, *buf = &_buf;
+ u32 enq_max;
+ ptls_buffer_t *buf = &ptls_ctx->read_buffer;
svm_fifo_t *tls_rx_fifo, *app_rx_fifo;
session_t *app_session;
if (!picotls_handshake_is_over (ctx))
{
deq_max = svm_fifo_max_dequeue_cons (tls_rx_fifo);
- input = clib_mem_alloc (deq_max);
- memset (input, 0, deq_max);
-
- deq_now = clib_min (deq_max, svm_fifo_max_read_chunk (tls_rx_fifo));
- if (!deq_now)
+ if (!deq_max)
goto done_hs;
- from_tls_len += svm_fifo_dequeue (tls_rx_fifo, deq_now, input);
- if (from_tls_len <= 0)
- {
- tls_add_vpp_q_builtin_rx_evt (tls_session);
- goto done_hs;
- }
- if (from_tls_len < deq_max)
- {
- deq_now = clib_min (svm_fifo_max_read_chunk (tls_rx_fifo),
- deq_max - from_tls_len);
- from_tls_len += svm_fifo_dequeue (tls_rx_fifo, deq_now,
- input + from_tls_len);
- }
- picotls_do_handshake (ptls_ctx, tls_session, input, from_tls_len);
+ vec_validate (ptls_ctx->rx_content, deq_max);
+ ptls_ctx->rx_offset = 0;
+ ptls_ctx->rx_len = 0;
+
+ off = svm_fifo_dequeue (tls_rx_fifo, deq_max, TLS_RX_LEN (ptls_ctx));
+ from_tls_len += off;
+ ptls_ctx->rx_len += off;
+
+ picotls_do_handshake (ptls_ctx, tls_session, TLS_RX_OFFSET (ptls_ctx),
+ from_tls_len);
if (picotls_handshake_is_over (ctx))
tls_notify_app_accept (ctx);
done_hs:
- clib_mem_free (input);
- return 0;
+ if (!TLS_RX_IS_LEFT (ptls_ctx))
+ return 0;
}
app_session = session_get_from_handle (ctx->app_session_handle);
app_rx_fifo = app_session->rx_fifo;
- ptls_buffer_init (buf, "", 0);
+ if (TLS_READ_IS_LEFT (ptls_ctx))
+ goto enq_buf;
- deq_max = svm_fifo_max_dequeue_cons (tls_rx_fifo);
+ ptls_buffer_init (buf, "", 0);
+ ptls_ctx->read_buffer_offset = 0;
- if (!deq_max || deq_max > MAX_QUEUE - ptls_ctx->rx_len)
+ if (!TLS_RX_IS_LEFT (ptls_ctx))
{
- goto app_fifo;
- }
-
- deq_now = clib_min (deq_max, svm_fifo_max_read_chunk (tls_rx_fifo));
+ deq_max = svm_fifo_max_dequeue_cons (tls_rx_fifo);
+ if (!deq_max)
+ goto app_fifo;
- from_tls_len =
- svm_fifo_dequeue (tls_rx_fifo, deq_now,
- ptls_ctx->rx_content + ptls_ctx->rx_len);
- if (from_tls_len <= 0)
- {
- tls_add_vpp_q_builtin_rx_evt (tls_session);
- goto app_fifo;
- }
- if (from_tls_len < deq_max)
- {
- deq_now =
- clib_min (svm_fifo_max_read_chunk (tls_rx_fifo),
- deq_max - from_tls_len);
- from_tls_len +=
- svm_fifo_dequeue (tls_rx_fifo, deq_now,
- ptls_ctx->rx_content + ptls_ctx->rx_len +
- from_tls_len);
- }
- ptls_ctx->rx_len += from_tls_len;
+ deq_now = clib_min (deq_max, svm_fifo_max_read_chunk (tls_rx_fifo));
-app_fifo:
- if (ptls_ctx->rx_len <= 0 || ptls_ctx->rx_offset == ptls_ctx->rx_len)
- {
- if (ptls_ctx->rx_len != 0)
+ if (PREDICT_FALSE (deq_now < deq_max))
+ {
+ off =
+ svm_fifo_dequeue (tls_rx_fifo, deq_max, TLS_RX_LEN (ptls_ctx));
+ from_tls_len += off;
+ ptls_ctx->rx_len += off;
+ }
+ else
{
- ptls_ctx->rx_len = 0;
- ptls_ctx->rx_offset = 0;
- tls_add_vpp_q_builtin_rx_evt (tls_session);
+ ret =
+ ptls_receive (ptls_ctx->tls, buf, svm_fifo_head (tls_rx_fifo),
+ (size_t *) & deq_now);
+ svm_fifo_dequeue_drop (tls_rx_fifo, deq_now);
+ goto enq_buf;
}
- return from_tls_len;
}
+app_fifo:
+
enq_max = svm_fifo_max_enqueue_prod (app_rx_fifo);
if (!enq_max)
- {
- tls_add_vpp_q_builtin_rx_evt (tls_session);
- goto final;
- }
+ goto final;
- crypto_len = clib_min (enq_max, ptls_ctx->rx_len - ptls_ctx->rx_offset);
- crypto_len = clib_min (crypto_len, from_tls_len);
- int off = 0;
+ crypto_len = clib_min (enq_max, TLS_RX_LEFT_LEN (ptls_ctx));
+ off = 0;
do
{
size_t consumed = crypto_len - off;
ret =
ptls_receive (ptls_ctx->tls, buf,
- ptls_ctx->rx_content + ptls_ctx->rx_offset + off,
- &consumed);
+ TLS_RX_OFFSET (ptls_ctx), &consumed);
off += consumed;
+ ptls_ctx->rx_offset += off;
}
while (ret == 0 && off < crypto_len);
- if (ret == 0)
+enq_buf:
+
+ off =
+ svm_fifo_enqueue (app_rx_fifo, TLS_READ_LEFT_LEN (ptls_ctx),
+ TLS_READ_OFFSET (ptls_ctx));
+ if (off < 0)
{
- ptls_ctx->rx_offset += crypto_len;
+ tls_add_vpp_q_builtin_rx_evt (tls_session);
+ return 0;
+ }
- to_read = clib_min (enq_max, buf->off);
- enq_now = clib_min (to_read, svm_fifo_max_write_chunk (app_rx_fifo));
- to_app_len = svm_fifo_enqueue (app_rx_fifo, enq_now, buf->base);
- if (to_app_len < buf->off)
- {
- enq_now =
- clib_min (svm_fifo_max_write_chunk (app_rx_fifo),
- buf->off - to_app_len);
- to_app_len +=
- svm_fifo_enqueue (app_rx_fifo, enq_now, buf->base + to_app_len);
- }
+ ptls_ctx->read_buffer_offset += off;
+ if (!TLS_RX_IS_LEFT (ptls_ctx))
+ {
+ ptls_ctx->rx_len = 0;
+ ptls_ctx->rx_offset = 0;
}
final:
ptls_buffer_dispose (buf);
- if (ctx->app_closed)
- {
- picotls_confirm_app_close (ctx);
- return from_tls_len;
- }
- tls_notify_app_enqueue (ctx, app_session);
+ if (app_session->session_state >= SESSION_STATE_READY)
+ tls_notify_app_enqueue (ctx, app_session);
+
+ if (TLS_RX_IS_LEFT (ptls_ctx) || TLS_READ_IS_LEFT (ptls_ctx)
+ || svm_fifo_max_dequeue (tls_rx_fifo))
+ tls_add_vpp_q_builtin_rx_evt (tls_session);
+
return from_tls_len;
}
static inline int
-picotls_content_process (ptls_t * tls, svm_fifo_t * src_fifo,
+picotls_content_process (picotls_ctx_t * ptls_ctx, svm_fifo_t * src_fifo,
svm_fifo_t * dst_fifo, int content_len,
int total_record_overhead, int is_no_copy)
{
- ptls_buffer_t _buf, *buf = &_buf;
+ ptls_buffer_t *buf = &ptls_ctx->write_buffer;
int total_length = content_len + total_record_overhead;
int to_dst_len;
if (is_no_copy)
{
ptls_buffer_init (buf, svm_fifo_tail (dst_fifo), total_length);
- ptls_send (tls, buf, svm_fifo_head (src_fifo), content_len);
+ ptls_send (ptls_ctx->tls, buf, svm_fifo_head (src_fifo), content_len);
assert (!buf->is_allocated);
assert (buf->base == svm_fifo_tail (dst_fifo));
}
else
{
- uint8_t *buf_content = malloc (total_length);
- ptls_buffer_init (buf, buf_content, total_length);
+ assert (!TLS_WRITE_IS_LEFT (ptls_ctx));
+ vec_validate (ptls_ctx->write_content, total_length);
+ ptls_buffer_init (buf, ptls_ctx->write_content, total_length);
- ptls_send (tls, buf, svm_fifo_head (src_fifo), content_len);
+ ptls_send (ptls_ctx->tls, buf, svm_fifo_head (src_fifo), content_len);
svm_fifo_dequeue_drop (src_fifo, content_len);
to_dst_len = svm_fifo_enqueue (dst_fifo, buf->off, buf->base);
- if (to_dst_len < buf->off)
- to_dst_len +=
- svm_fifo_enqueue (dst_fifo, buf->off - to_dst_len,
- buf->base + to_dst_len);
- ptls_buffer_dispose (buf);
}
+ ptls_ctx->write_buffer_offset += to_dst_len;
return to_dst_len;
}
static inline int
-picotls_ctx_write (tls_ctx_t * ctx, session_t * app_session)
+picotls_ctx_write (tls_ctx_t * ctx, session_t * app_session,
+ transport_send_params_t * sp)
{
picotls_ctx_t *ptls_ctx = (picotls_ctx_t *) ctx;
u32 deq_max, deq_now;
tls_tx_fifo = tls_session->tx_fifo;
app_tx_fifo = app_session->tx_fifo;
+ if (PREDICT_FALSE (TLS_WRITE_IS_LEFT (ptls_ctx)))
+ {
+ enq_max = svm_fifo_max_enqueue_prod (tls_tx_fifo);
+ int to_write = clib_min (enq_max,
+ ptls_ctx->write_buffer.off -
+ ptls_ctx->write_buffer_offset);
+ to_tls_len =
+ svm_fifo_enqueue (tls_tx_fifo, to_write, TLS_WRITE_OFFSET (ptls_ctx));
+ if (to_tls_len < 0)
+ {
+ app_session->flags |= SESSION_F_CUSTOM_TX;
+ return 0;
+ }
+ ptls_ctx->write_buffer_offset += to_tls_len;
+
+ if (TLS_WRITE_IS_LEFT (ptls_ctx))
+ {
+ app_session->flags |= SESSION_F_CUSTOM_TX;
+ return to_tls_len;
+ }
+ else
+ {
+ ptls_buffer_init (&ptls_ctx->write_buffer, "", 0);
+ ptls_ctx->write_buffer_offset = 0;
+ }
+
+ }
+
deq_max = svm_fifo_max_dequeue_cons (app_tx_fifo);
if (!deq_max)
return deq_max;
+
+ deq_max = clib_min (deq_max, sp->max_burst_size);
deq_now = clib_min (deq_max, svm_fifo_max_read_chunk (app_tx_fifo));
enq_max = svm_fifo_max_enqueue_prod (tls_tx_fifo);
-
/** There is no engough enqueue space for one record **/
- if (enq_max < record_overhead)
+ if (enq_max <= record_overhead)
{
- tls_add_vpp_q_builtin_tx_evt (app_session);
+ app_session->flags |= SESSION_F_CUSTOM_TX;
return 0;
}
total_overhead = num_records * record_overhead;
if (from_app_len + total_overhead > enq_now)
from_app_len = enq_now - total_overhead;
-
-
}
else
{
total_overhead = num_records * record_overhead;
if (from_app_len + total_overhead > enq_max)
from_app_len = enq_max - total_overhead;
-
}
to_tls_len =
- picotls_content_process (ptls_ctx->tls, app_tx_fifo, tls_tx_fifo,
+ picotls_content_process (ptls_ctx, app_tx_fifo, tls_tx_fifo,
from_app_len, total_overhead, is_nocopy);
+ if (!TLS_WRITE_IS_LEFT (ptls_ctx))
+ {
+ ptls_ctx->write_buffer_offset = 0;
+ ptls_buffer_init (&ptls_ctx->write_buffer, "", 0);
+ }
if (svm_fifo_needs_deq_ntf (app_tx_fifo, from_app_len))
session_dequeue_notify (app_session);
if (to_tls_len)
tls_add_vpp_q_tx_evt (tls_session);
- tls_add_vpp_q_builtin_tx_evt (app_session);
+
+ if (from_app_len < deq_max || TLS_WRITE_IS_LEFT (ptls_ctx))
+ app_session->flags |= SESSION_F_CUSTOM_TX;
if (ctx->app_closed)
picotls_app_close (ctx);
- return 0;
+ return to_tls_len;
}
static int
ptls_ctx->rx_len = 0;
ptls_ctx->rx_offset = 0;
- ptls_ctx->rx_content = malloc (MAX_QUEUE);
-
+ ptls_ctx->write_buffer_offset = 0;
return 0;
}