deps: update nghttp3 to 1.2.0

deps/ngtcp2/nghttp3/lib/includes/nghttp3/nghttp3.h

@@ -624,7 +624,7 @@ typedef struct nghttp3_buf {
    */
   uint8_t *end;
   /**
-   * :member:`pos` pointers to the start of data.  Typically, this
+   * :member:`pos` points to the start of data.  Typically, this
    * points to the address that next data should be read.  Initially,
    * it points to :member:`begin`.
    */
@@ -2198,6 +2198,9 @@ NGHTTP3_EXTERN int nghttp3_conn_add_write_offset(nghttp3_conn *conn,
  * If a stream denoted by |stream_id| is not found, this function
  * returns 0.
  *
+ * Alternatively, `nghttp3_conn_update_ack_offset` can be used to
+ * accomplish the same thing.
+ *
  * This function returns 0 if it succeeds, or one of the following
  * negative error codes:
  *
@@ -2207,6 +2210,31 @@ NGHTTP3_EXTERN int nghttp3_conn_add_write_offset(nghttp3_conn *conn,
 NGHTTP3_EXTERN int nghttp3_conn_add_ack_offset(nghttp3_conn *conn,
                                                int64_t stream_id, uint64_t n);
 
+/**
+ * @function
+ *
+ * `nghttp3_conn_update_ack_offset` tells |conn| that QUIC stack has
+ * acknowledged the stream data up to |offset| for a stream denoted by
+ * |stream_id|.
+ *
+ * If a stream denoted by |stream_id| is not found, this function
+ * returns 0.
+ *
+ * Alternatively, `nghttp3_conn_add_ack_offset` can be used to
+ * accomplish the same thing.
+ *
+ * This function returns 0 if it succeeds, or one of the following
+ * negative error codes:
+ *
+ * :macro:`NGHTTP3_ERR_INVALID_ARGUMENT`
+ *     |offset| is less than the number of bytes acknowledged so far.
+ * :macro:`NGHTTP3_ERR_CALLBACK_FAILURE`
+ *     User callback failed.
+ */
+NGHTTP3_EXTERN int nghttp3_conn_update_ack_offset(nghttp3_conn *conn,
+                                                  int64_t stream_id,
+                                                  uint64_t offset);
+
 /**
  * @function
  *

deps/ngtcp2/nghttp3/lib/includes/nghttp3/version.h

@@ -31,7 +31,7 @@
  *
  * Version number of the nghttp3 library release.
  */
-#define NGHTTP3_VERSION "1.1.0"
+#define NGHTTP3_VERSION "1.2.0"
 
 /**
  * @macro
@@ -41,6 +41,6 @@
  * number, 8 bits for minor and 8 bits for patch. Version 1.2.3
  * becomes 0x010203.
  */
-#define NGHTTP3_VERSION_NUM 0x010100
+#define NGHTTP3_VERSION_NUM 0x010200
 
 #endif /* NGHTTP3_VERSION_H */

deps/ngtcp2/nghttp3/lib/nghttp3_conn.c

@@ -2098,6 +2098,21 @@ int nghttp3_conn_add_ack_offset(nghttp3_conn *conn, int64_t stream_id,
   return nghttp3_stream_add_ack_offset(stream, n);
 }
 
+int nghttp3_conn_update_ack_offset(nghttp3_conn *conn, int64_t stream_id,
+                                   uint64_t offset) {
+  nghttp3_stream *stream = nghttp3_conn_find_stream(conn, stream_id);
+
+  if (stream == NULL) {
+    return 0;
+  }
+
+  if (stream->ack_total > offset) {
+    return NGHTTP3_ERR_INVALID_ARGUMENT;
+  }
+
+  return nghttp3_stream_add_ack_offset(stream, offset - stream->ack_total);
+}
+
 static int conn_submit_headers_data(nghttp3_conn *conn, nghttp3_stream *stream,
                                     const nghttp3_nv *nva, size_t nvlen,
                                     const nghttp3_data_reader *dr) {

deps/ngtcp2/nghttp3/lib/nghttp3_http.c

@@ -32,7 +32,7 @@
 #include "nghttp3_macro.h"
 #include "nghttp3_conv.h"
 #include "nghttp3_unreachable.h"
-#include "sfparse.h"
+#include "sfparse/sfparse.h"
 
 static uint8_t downcase(uint8_t c) {
   return 'A' <= c && c <= 'Z' ? (uint8_t)(c - 'A' + 'a') : c;

deps/ngtcp2/nghttp3/lib/nghttp3_qpack.h

@@ -880,19 +880,19 @@ int nghttp3_qpack_decoder_dtable_duplicate_add(nghttp3_qpack_decoder *decoder);
 int nghttp3_qpack_decoder_dtable_literal_add(nghttp3_qpack_decoder *decoder);
 
 struct nghttp3_qpack_stream_context {
-  /* state is a current state of reading request stream. */
-  nghttp3_qpack_request_stream_state state;
   /* rstate is a set of intermediate state which are used to process
      request stream. */
   nghttp3_qpack_read_state rstate;
   const nghttp3_mem *mem;
-  /* opcode is a request stream opcode being processed. */
-  nghttp3_qpack_request_stream_opcode opcode;
   int64_t stream_id;
   /* ricnt is Required Insert Count to decode this header block. */
   uint64_t ricnt;
   /* base is Base in Header Block Prefix. */
   uint64_t base;
+  /* state is a current state of reading request stream. */
+  nghttp3_qpack_request_stream_state state;
+  /* opcode is a request stream opcode being processed. */
+  nghttp3_qpack_request_stream_opcode opcode;
   /* dbase_sign is the delta base sign in Header Block Prefix. */
   int dbase_sign;
 };

deps/ngtcp2/nghttp3/lib/nghttp3_stream.c

@@ -979,6 +979,7 @@ int nghttp3_stream_add_ack_offset(nghttp3_stream *stream, uint64_t n) {
   }
 
   stream->ack_offset = offset;
+  stream->ack_total += n;
 
   return 0;
 }

deps/ngtcp2/nghttp3/lib/nghttp3_stream.h

@@ -88,8 +88,8 @@ typedef struct nghttp3_varint_read_state {
 typedef struct nghttp3_stream_read_state {
   nghttp3_varint_read_state rvint;
   nghttp3_frame fr;
-  int state;
   int64_t left;
+  int state;
 } nghttp3_stream_read_state;
 
 /* NGHTTP3_STREAM_FLAG_NONE indicates that no flag is set. */
@@ -186,16 +186,16 @@ typedef struct nghttp3_stream_callbacks {
 } nghttp3_stream_callbacks;
 
 typedef struct nghttp3_http_state {
-  /* status_code is HTTP status code received.  This field is used
-     if connection is initialized as client. */
-  int32_t status_code;
   /* content_length is the value of received content-length header
      field. */
   int64_t content_length;
   /* recv_content_length is the number of body bytes received so
      far. */
   int64_t recv_content_length;
   nghttp3_pri pri;
+  /* status_code is HTTP status code received.  This field is used
+     if connection is initialized as client. */
+  int32_t status_code;
   uint32_t flags;
 } nghttp3_http_state;
 
@@ -233,6 +233,9 @@ struct nghttp3_stream {
          they are acknowledged inside the first outq element if it is of
          type NGHTTP3_BUF_TYPE_ALIEN. */
       uint64_t ack_done;
+      /* ack_total is the cumulative number of bytes acknowledged so
+         far. */
+      uint64_t ack_total;
       uint64_t unscheduled_nwrite;
       nghttp3_stream_type type;
       nghttp3_stream_read_state rstate;