Update manual pages

doc/h2load.1

 .\" Man page generated from reStructuredText.
 .
-.TH "H2LOAD" "1" "Aug 31, 2021" "1.45.0-DEV" "nghttp2"
+.TH "H2LOAD" "1" "Sep 15, 2021" "1.45.0-DEV" "nghttp2"
 .SH NAME
 h2load \- HTTP/2 benchmarking tool
 .
@@ -328,6 +328,11 @@ Disable UDP GSO.
 .UNINDENT
 .INDENT 0.0
 .TP
+.B \-\-max\-udp\-payload\-size=<SIZE>
+Specify the maximum outgoing UDP datagram payload size.
+.UNINDENT
+.INDENT 0.0
+.TP
 .B \-v, \-\-verbose
 Output debug information.
 .UNINDENT

doc/h2load.1.rst

@@ -277,6 +277,10 @@ OPTIONS
 
     Disable UDP GSO.
 
+.. option:: --max-udp-payload-size=<SIZE>
+
+    Specify the maximum outgoing UDP datagram payload size.
+
 .. option:: -v, --verbose
 
     Output debug information.

doc/nghttp.1

 .\" Man page generated from reStructuredText.
 .
-.TH "NGHTTP" "1" "Aug 31, 2021" "1.45.0-DEV" "nghttp2"
+.TH "NGHTTP" "1" "Sep 15, 2021" "1.45.0-DEV" "nghttp2"
 .SH NAME
 nghttp \- HTTP/2 client
 .

doc/nghttpd.1

 .\" Man page generated from reStructuredText.
 .
-.TH "NGHTTPD" "1" "Aug 31, 2021" "1.45.0-DEV" "nghttp2"
+.TH "NGHTTPD" "1" "Sep 15, 2021" "1.45.0-DEV" "nghttp2"
 .SH NAME
 nghttpd \- HTTP/2 server
 .

doc/nghttpx.1

 .\" Man page generated from reStructuredText.
 .
-.TH "NGHTTPX" "1" "Aug 31, 2021" "1.45.0-DEV" "nghttp2"
+.TH "NGHTTPX" "1" "Sep 15, 2021" "1.45.0-DEV" "nghttp2"
 .SH NAME
 nghttpx \- HTTP/2 proxy
 .
@@ -1089,12 +1089,13 @@ option.  But be aware its implications.
 .INDENT 0.0
 .TP
 .B \-\-tls\-no\-postpone\-early\-data
-By default,  nghttpx postpones forwarding  HTTP requests
-sent in early data, including those sent in partially in
-it, until TLS handshake finishes.  If all backend server
-recognizes "Early\-Data" header  field, using this option
-makes nghttpx  not postpone  forwarding request  and get
-full potential of 0\-RTT data.
+By  default,   except  for  QUIC   connections,  nghttpx
+postpones forwarding  HTTP requests sent in  early data,
+including  those  sent in  partially  in  it, until  TLS
+handshake  finishes.  If  all backend  server recognizes
+"Early\-Data"  header  field,  using  this  option  makes
+nghttpx  not postpone  forwarding request  and get  full
+potential of 0\-RTT data.
 .UNINDENT
 .INDENT 0.0
 .TP
@@ -1741,6 +1742,51 @@ Default: \fB/usr/local/lib/nghttp2/reuseport_kern.o\fP
 .UNINDENT
 .INDENT 0.0
 .TP
+.B \-\-frontend\-quic\-early\-data
+Enable early data on frontend QUIC connections.  nghttpx
+sends "Early\-Data" header field to a backend server if a
+request is received in early  data and handshake has not
+finished.  All backend servers should deal with possibly
+replayed requests.
+.UNINDENT
+.INDENT 0.0
+.TP
+.B \-\-frontend\-quic\-qlog\-dir=<DIR>
+Specify a  directory where  a qlog  file is  written for
+frontend QUIC  connections.  A qlog file  is created per
+each QUIC  connection.  The  file name is  ISO8601 basic
+format, followed by "\-", server Source Connection ID and
+".qlog".
+.UNINDENT
+.INDENT 0.0
+.TP
+.B \-\-frontend\-quic\-require\-token
+Require an address validation  token for a frontend QUIC
+connection.   Server sends  a token  in Retry  packet or
+NEW_TOKEN frame in the previous connection.
+.UNINDENT
+.INDENT 0.0
+.TP
+.B \-\-frontend\-quic\-congestion\-controller=<CC>
+Specify a congestion controller algorithm for a frontend
+QUIC  connection.   <CC>  should be  either  "cubic"  or
+"bbr".
+.sp
+Default: \fBcubic\fP
+.UNINDENT
+.INDENT 0.0
+.TP
+.B \-\-frontend\-quic\-connection\-id\-encryption\-key=<HEXSTRING>
+Specify  Connection ID  encryption key.   The encryption
+key must  be 16  bytes, and  it must  be encoded  in hex
+string  (which is  32 bytes  long).  If  this option  is
+omitted, new key is generated.  In order to survive QUIC
+connection in a configuration  reload event, old and new
+configuration must  have this option and  share the same
+key.
+.UNINDENT
+.INDENT 0.0
+.TP
 .B \-\-no\-quic\-bpf
 Disable eBPF.
 .UNINDENT

doc/nghttpx.1.rst

@@ -1003,12 +1003,13 @@ SSL/TLS
 
 .. option:: --tls-no-postpone-early-data
 
-    By default,  nghttpx postpones forwarding  HTTP requests
-    sent in early data, including those sent in partially in
-    it, until TLS handshake finishes.  If all backend server
-    recognizes "Early-Data" header  field, using this option
-    makes nghttpx  not postpone  forwarding request  and get
-    full potential of 0-RTT data.
+    By  default,   except  for  QUIC   connections,  nghttpx
+    postpones forwarding  HTTP requests sent in  early data,
+    including  those  sent in  partially  in  it, until  TLS
+    handshake  finishes.  If  all backend  server recognizes
+    "Early-Data"  header  field,  using  this  option  makes
+    nghttpx  not postpone  forwarding request  and get  full
+    potential of 0-RTT data.
 
 .. option:: --tls-max-early-data=<SIZE>
 
@@ -1589,6 +1590,46 @@ HTTP/3 and QUIC
 
     Default: ``/usr/local/lib/nghttp2/reuseport_kern.o``
 
+.. option:: --frontend-quic-early-data
+
+    Enable early data on frontend QUIC connections.  nghttpx
+    sends "Early-Data" header field to a backend server if a
+    request is received in early  data and handshake has not
+    finished.  All backend servers should deal with possibly
+    replayed requests.
+
+.. option:: --frontend-quic-qlog-dir=<DIR>
+
+    Specify a  directory where  a qlog  file is  written for
+    frontend QUIC  connections.  A qlog file  is created per
+    each QUIC  connection.  The  file name is  ISO8601 basic
+    format, followed by "-", server Source Connection ID and
+    ".qlog".
+
+.. option:: --frontend-quic-require-token
+
+    Require an address validation  token for a frontend QUIC
+    connection.   Server sends  a token  in Retry  packet or
+    NEW_TOKEN frame in the previous connection.
+
+.. option:: --frontend-quic-congestion-controller=<CC>
+
+    Specify a congestion controller algorithm for a frontend
+    QUIC  connection.   <CC>  should be  either  "cubic"  or
+    "bbr".
+
+    Default: ``cubic``
+
+.. option:: --frontend-quic-connection-id-encryption-key=<HEXSTRING>
+
+    Specify  Connection ID  encryption key.   The encryption
+    key must  be 16  bytes, and  it must  be encoded  in hex
+    string  (which is  32 bytes  long).  If  this option  is
+    omitted, new key is generated.  In order to survive QUIC
+    connection in a configuration  reload event, old and new
+    configuration must  have this option and  share the same
+    key.
+
 .. option:: --no-quic-bpf
 
     Disable eBPF.