diff --git a/Makefile b/Makefile
index e7f6d427..5d212215 100644
--- a/Makefile
+++ b/Makefile
@@ -24,7 +24,7 @@ BINEXT ?=
 SOLIBNAME = libhttp_parser
 SOMAJOR = 2
 SOMINOR = 9
-SOREV   = 2
+SOREV   = 4
 ifeq (darwin,$(PLATFORM))
 SOEXT ?= dylib
 SONAME ?= $(SOLIBNAME).$(SOMAJOR).$(SOMINOR).$(SOEXT)
@@ -133,14 +133,14 @@ tags: http_parser.c http_parser.h test.c
 install: library
 	$(INSTALL) -D  http_parser.h $(DESTDIR)$(INCLUDEDIR)/http_parser.h
 	$(INSTALL) -D $(LIBNAME) $(DESTDIR)$(LIBDIR)/$(LIBNAME)
-	ln -s $(LIBNAME) $(DESTDIR)$(LIBDIR)/$(SONAME)
-	ln -s $(LIBNAME) $(DESTDIR)$(LIBDIR)/$(SOLIBNAME).$(SOEXT)
+	ln -sf $(LIBNAME) $(DESTDIR)$(LIBDIR)/$(SONAME)
+	ln -sf $(LIBNAME) $(DESTDIR)$(LIBDIR)/$(SOLIBNAME).$(SOEXT)
 
 install-strip: library
 	$(INSTALL) -D  http_parser.h $(DESTDIR)$(INCLUDEDIR)/http_parser.h
 	$(INSTALL) -D -s $(LIBNAME) $(DESTDIR)$(LIBDIR)/$(LIBNAME)
-	ln -s $(LIBNAME) $(DESTDIR)$(LIBDIR)/$(SONAME)
-	ln -s $(LIBNAME) $(DESTDIR)$(LIBDIR)/$(SOLIBNAME).$(SOEXT)
+	ln -sf $(LIBNAME) $(DESTDIR)$(LIBDIR)/$(SONAME)
+	ln -sf $(LIBNAME) $(DESTDIR)$(LIBDIR)/$(SOLIBNAME).$(SOEXT)
 
 uninstall:
 	rm $(DESTDIR)$(INCLUDEDIR)/http_parser.h
diff --git a/README.md b/README.md
index b265d717..e38d3a57 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,9 @@
 HTTP Parser
 ===========
 
+http-parser is [**not** actively maintained](https://github.com/nodejs/http-parser/issues/522).
+New projects and projects looking to migrate should consider [llhttp](https://github.com/nodejs/llhttp).
+
 [![Build Status](https://api.travis-ci.org/nodejs/http-parser.svg?branch=master)](https://travis-ci.org/nodejs/http-parser)
 
 This is a parser for HTTP messages written in C. It parses both requests and
diff --git a/fuzzers/fuzz_parser.c b/fuzzers/fuzz_parser.c
new file mode 100644
index 00000000..1a8442c9
--- /dev/null
+++ b/fuzzers/fuzz_parser.c
@@ -0,0 +1,26 @@
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include "http_parser.h"
+
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
+{
+  static const http_parser_settings settings_null = {
+    .on_message_begin = 0
+    , .on_header_field = 0
+    ,.on_header_value = 0
+    ,.on_url = 0
+    ,.on_status = 0
+    ,.on_body = 0
+    ,.on_headers_complete = 0
+    ,.on_message_complete = 0
+    ,.on_chunk_header = 0
+    ,.on_chunk_complete = 0
+  };
+
+  http_parser parser;
+  http_parser_init(&parser, HTTP_BOTH);
+  http_parser_execute(&parser, &settings_null, (char*)data, size);
+
+  return 0;
+}
diff --git a/fuzzers/fuzz_url.c b/fuzzers/fuzz_url.c
new file mode 100644
index 00000000..eca11a2e
--- /dev/null
+++ b/fuzzers/fuzz_url.c
@@ -0,0 +1,14 @@
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include "http_parser.h"
+
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
+{
+  struct http_parser_url u;
+  http_parser_url_init(&u);
+  http_parser_parse_url((char*)data, size, 0, &u);
+  http_parser_parse_url((char*)data, size, 1, &u);
+
+  return 0;
+}
diff --git a/http_parser.c b/http_parser.c
index 48963853..9be003e7 100644
--- a/http_parser.c
+++ b/http_parser.c
@@ -381,7 +381,10 @@ enum header_states
   , h_transfer_encoding
   , h_upgrade
 
+  , h_matching_transfer_encoding_token_start
   , h_matching_transfer_encoding_chunked
+  , h_matching_transfer_encoding_token
+
   , h_matching_connection_token_start
   , h_matching_connection_keep_alive
   , h_matching_connection_close
@@ -650,6 +653,8 @@ size_t http_parser_execute (http_parser *parser,
   const char *status_mark = 0;
   enum state p_state = (enum state) parser->state;
   const unsigned int lenient = parser->lenient_http_headers;
+  const unsigned int allow_chunked_length = parser->allow_chunked_length;
+
   uint32_t nread = parser->nread;
 
   /* We're in an error state. Don't bother doing anything. */
@@ -728,6 +733,7 @@ size_t http_parser_execute (http_parser *parser,
         if (ch == CR || ch == LF)
           break;
         parser->flags = 0;
+        parser->uses_transfer_encoding = 0;
         parser->content_length = ULLONG_MAX;
 
         if (ch == 'H') {
@@ -765,6 +771,7 @@ size_t http_parser_execute (http_parser *parser,
         if (ch == CR || ch == LF)
           break;
         parser->flags = 0;
+        parser->uses_transfer_encoding = 0;
         parser->content_length = ULLONG_MAX;
 
         if (ch == 'H') {
@@ -922,6 +929,7 @@ size_t http_parser_execute (http_parser *parser,
         if (ch == CR || ch == LF)
           break;
         parser->flags = 0;
+        parser->uses_transfer_encoding = 0;
         parser->content_length = ULLONG_MAX;
 
         if (UNLIKELY(!IS_ALPHA(ch))) {
@@ -1335,6 +1343,7 @@ size_t http_parser_execute (http_parser *parser,
                 parser->header_state = h_general;
               } else if (parser->index == sizeof(TRANSFER_ENCODING)-2) {
                 parser->header_state = h_transfer_encoding;
+                parser->uses_transfer_encoding = 1;
               }
               break;
 
@@ -1416,10 +1425,14 @@ size_t http_parser_execute (http_parser *parser,
             if ('c' == c) {
               parser->header_state = h_matching_transfer_encoding_chunked;
             } else {
-              parser->header_state = h_general;
+              parser->header_state = h_matching_transfer_encoding_token;
             }
             break;
 
+          /* Multi-value `Transfer-Encoding` header */
+          case h_matching_transfer_encoding_token_start:
+            break;
+
           case h_content_length:
             if (UNLIKELY(!IS_NUM(ch))) {
               SET_ERRNO(HPE_INVALID_CONTENT_LENGTH);
@@ -1563,16 +1576,41 @@ size_t http_parser_execute (http_parser *parser,
               goto error;
 
             /* Transfer-Encoding: chunked */
+            case h_matching_transfer_encoding_token_start:
+              /* looking for 'Transfer-Encoding: chunked' */
+              if ('c' == c) {
+                h_state = h_matching_transfer_encoding_chunked;
+              } else if (STRICT_TOKEN(c)) {
+                /* TODO(indutny): similar code below does this, but why?
+                 * At the very least it seems to be inconsistent given that
+                 * h_matching_transfer_encoding_token does not check for
+                 * `STRICT_TOKEN`
+                 */
+                h_state = h_matching_transfer_encoding_token;
+              } else if (c == ' ' || c == '\t') {
+                /* Skip lws */
+              } else {
+                h_state = h_general;
+              }
+              break;
+
             case h_matching_transfer_encoding_chunked:
               parser->index++;
               if (parser->index > sizeof(CHUNKED)-1
                   || c != CHUNKED[parser->index]) {
-                h_state = h_general;
+                h_state = h_matching_transfer_encoding_token;
               } else if (parser->index == sizeof(CHUNKED)-2) {
                 h_state = h_transfer_encoding_chunked;
               }
               break;
 
+            case h_matching_transfer_encoding_token:
+              if (ch == ',') {
+                h_state = h_matching_transfer_encoding_token_start;
+                parser->index = 0;
+              }
+              break;
+
             case h_matching_connection_token_start:
               /* looking for 'Connection: keep-alive' */
               if (c == 'k') {
@@ -1631,7 +1669,7 @@ size_t http_parser_execute (http_parser *parser,
               break;
 
             case h_transfer_encoding_chunked:
-              if (ch != ' ') h_state = h_general;
+              if (ch != ' ') h_state = h_matching_transfer_encoding_token;
               break;
 
             case h_connection_keep_alive:
@@ -1765,12 +1803,22 @@ size_t http_parser_execute (http_parser *parser,
           REEXECUTE();
         }
 
-        /* Cannot use chunked encoding and a content-length header together
-           per the HTTP specification. */
-        if ((parser->flags & F_CHUNKED) &&
+        /* Cannot use transfer-encoding and a content-length header together
+           per the HTTP specification. (RFC 7230 Section 3.3.3) */
+        if ((parser->uses_transfer_encoding == 1) &&
             (parser->flags & F_CONTENTLENGTH)) {
-          SET_ERRNO(HPE_UNEXPECTED_CONTENT_LENGTH);
-          goto error;
+          /* Allow it for lenient parsing as long as `Transfer-Encoding` is
+           * not `chunked` or allow_length_with_encoding is set
+           */
+          if (parser->flags & F_CHUNKED) {
+            if (!allow_chunked_length) {
+              SET_ERRNO(HPE_UNEXPECTED_CONTENT_LENGTH);
+              goto error;
+            }
+          } else if (!lenient) {
+            SET_ERRNO(HPE_UNEXPECTED_CONTENT_LENGTH);
+            goto error;
+          }
         }
 
         UPDATE_STATE(s_headers_done);
@@ -1845,8 +1893,31 @@ size_t http_parser_execute (http_parser *parser,
           UPDATE_STATE(NEW_MESSAGE());
           CALLBACK_NOTIFY(message_complete);
         } else if (parser->flags & F_CHUNKED) {
-          /* chunked encoding - ignore Content-Length header */
+          /* chunked encoding - ignore Content-Length header,
+           * prepare for a chunk */
           UPDATE_STATE(s_chunk_size_start);
+        } else if (parser->uses_transfer_encoding == 1) {
+          if (parser->type == HTTP_REQUEST && !lenient) {
+            /* RFC 7230 3.3.3 */
+
+            /* If a Transfer-Encoding header field
+             * is present in a request and the chunked transfer coding is not
+             * the final encoding, the message body length cannot be determined
+             * reliably; the server MUST respond with the 400 (Bad Request)
+             * status code and then close the connection.
+             */
+            SET_ERRNO(HPE_INVALID_TRANSFER_ENCODING);
+            RETURN(p - data); /* Error */
+          } else {
+            /* RFC 7230 3.3.3 */
+
+            /* If a Transfer-Encoding header field is present in a response and
+             * the chunked transfer coding is not the final encoding, the
+             * message body length is determined by reading the connection until
+             * it is closed by the server.
+             */
+            UPDATE_STATE(s_body_identity_eof);
+          }
         } else {
           if (parser->content_length == 0) {
             /* Content-Length header given but zero: Content-Length: 0\r\n */
@@ -2100,6 +2171,12 @@ http_message_needs_eof (const http_parser *parser)
     return 0;
   }
 
+  /* RFC 7230 3.3.3, see `s_headers_almost_done` */
+  if ((parser->uses_transfer_encoding == 1) &&
+      (parser->flags & F_CHUNKED) == 0) {
+    return 1;
+  }
+
   if ((parser->flags & F_CHUNKED) || parser->content_length != ULLONG_MAX) {
     return 0;
   }
@@ -2447,7 +2524,7 @@ http_parser_parse_url(const char *buf, size_t buflen, int is_connect,
     end = buf + off + len;
 
     /* NOTE: The characters are already validated and are in the [0-9] range */
-    assert(off + len <= buflen && "Port number overflow");
+    assert((size_t) (off + len) <= buflen && "Port number overflow");
     v = 0;
     for (p = buf + off; p < end; p++) {
       v *= 10;
diff --git a/http_parser.h b/http_parser.h
index 16b5281d..3772b399 100644
--- a/http_parser.h
+++ b/http_parser.h
@@ -27,7 +27,7 @@ extern "C" {
 /* Also update SONAME in the Makefile whenever you change these. */
 #define HTTP_PARSER_VERSION_MAJOR 2
 #define HTTP_PARSER_VERSION_MINOR 9
-#define HTTP_PARSER_VERSION_PATCH 2
+#define HTTP_PARSER_VERSION_PATCH 4
 
 #include <stddef.h>
 #if defined(_WIN32) && !defined(__MINGW32__) && \
@@ -41,6 +41,8 @@ typedef __int32 int32_t;
 typedef unsigned __int32 uint32_t;
 typedef __int64 int64_t;
 typedef unsigned __int64 uint64_t;
+#elif (defined(__sun) || defined(__sun__)) && defined(__SunOS_5_9)
+#include <sys/inttypes.h>
 #else
 #include <stdint.h>
 #endif
@@ -275,7 +277,9 @@ enum flags
   XX(INVALID_INTERNAL_STATE, "encountered unexpected internal state")\
   XX(STRICT, "strict mode assertion failed")                         \
   XX(PAUSED, "parser is paused")                                     \
-  XX(UNKNOWN, "an unknown error occurred")
+  XX(UNKNOWN, "an unknown error occurred")                           \
+  XX(INVALID_TRANSFER_ENCODING,                                      \
+     "request has invalid transfer-encoding")                        \
 
 
 /* Define HPE_* values for each errno value above */
@@ -293,14 +297,20 @@ enum http_errno {
 struct http_parser {
   /** PRIVATE **/
   unsigned int type : 2;         /* enum http_parser_type */
-  unsigned int flags : 8;        /* F_* values from 'flags' enum; semi-public */
+  unsigned int flags : 8;       /* F_* values from 'flags' enum; semi-public */
   unsigned int state : 7;        /* enum state from http_parser.c */
   unsigned int header_state : 7; /* enum header_state from http_parser.c */
-  unsigned int index : 7;        /* index into current matcher */
+  unsigned int index : 5;        /* index into current matcher */
+  unsigned int uses_transfer_encoding : 1; /* Transfer-Encoding header is present */
+  unsigned int allow_chunked_length : 1; /* Allow headers with both
+                                          * `Content-Length` and
+                                          * `Transfer-Encoding: chunked` set */
   unsigned int lenient_http_headers : 1;
 
   uint32_t nread;          /* # bytes read in various scenarios */
-  uint64_t content_length; /* # bytes in body (0 if no Content-Length header) */
+  uint64_t content_length; /* # bytes in body. `(uint64_t) -1` (all bits one)
+                            * if no Content-Length header.
+                            */
 
   /** READ-ONLY **/
   unsigned short http_major;
diff --git a/test.c b/test.c
index 0140a18b..3f7c77b3 100644
--- a/test.c
+++ b/test.c
@@ -74,6 +74,7 @@ struct message {
 
   unsigned short http_major;
   unsigned short http_minor;
+  uint64_t content_length;
 
   int message_begin_cb_called;
   int headers_complete_cb_called;
@@ -81,6 +82,7 @@ struct message {
   int status_cb_called;
   int message_complete_on_eof;
   int body_is_final;
+  int allow_chunked_length;
 };
 
 static int currently_parsing_eof;
@@ -108,6 +110,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/test"
   ,.request_url= "/test"
+  ,.content_length= -1
   ,.num_headers= 3
   ,.headers=
     { { "User-Agent", "curl/7.18.0 (i486-pc-linux-gnu) libcurl/7.18.0 OpenSSL/0.9.8g zlib/1.2.3.3 libidn/1.1" }
@@ -139,6 +142,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/favicon.ico"
   ,.request_url= "/favicon.ico"
+  ,.content_length= -1
   ,.num_headers= 8
   ,.headers=
     { { "Host", "0.0.0.0=5000" }
@@ -168,6 +172,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/dumbluck"
   ,.request_url= "/dumbluck"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers=
     { { "aaaaaaaaaaaaa",  "++++++++++" }
@@ -190,6 +195,7 @@ const struct message requests[] =
   ,.request_path= "/forums/1/topics/2375"
   /* XXX request url does include fragment? */
   ,.request_url= "/forums/1/topics/2375?page=1#posts-17408"
+  ,.content_length= -1
   ,.num_headers= 0
   ,.body= ""
   }
@@ -208,6 +214,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/get_no_headers_no_body/world"
   ,.request_url= "/get_no_headers_no_body/world"
+  ,.content_length= -1
   ,.num_headers= 0
   ,.body= ""
   }
@@ -227,6 +234,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/get_one_header_no_body"
   ,.request_url= "/get_one_header_no_body"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers=
     { { "Accept" , "*/*" }
@@ -250,6 +258,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/get_funky_content_length_body_hello"
   ,.request_url= "/get_funky_content_length_body_hello"
+  ,.content_length= 5
   ,.num_headers= 1
   ,.headers=
     { { "conTENT-Length" , "5" }
@@ -262,7 +271,6 @@ const struct message requests[] =
   ,.type= HTTP_REQUEST
   ,.raw= "POST /post_identity_body_world?q=search#hey HTTP/1.1\r\n"
          "Accept: */*\r\n"
-         "Transfer-Encoding: identity\r\n"
          "Content-Length: 5\r\n"
          "\r\n"
          "World"
@@ -275,10 +283,10 @@ const struct message requests[] =
   ,.fragment= "hey"
   ,.request_path= "/post_identity_body_world"
   ,.request_url= "/post_identity_body_world?q=search#hey"
-  ,.num_headers= 3
+  ,.content_length= 5
+  ,.num_headers= 2
   ,.headers=
     { { "Accept", "*/*" }
-    , { "Transfer-Encoding", "identity" }
     , { "Content-Length", "5" }
     }
   ,.body= "World"
@@ -302,6 +310,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/post_chunked_all_your_base"
   ,.request_url= "/post_chunked_all_your_base"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers=
     { { "Transfer-Encoding" , "chunked" }
@@ -330,6 +339,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/two_chunks_mult_zero_end"
   ,.request_url= "/two_chunks_mult_zero_end"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers=
     { { "Transfer-Encoding", "chunked" }
@@ -360,6 +370,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/chunked_w_trailing_headers"
   ,.request_url= "/chunked_w_trailing_headers"
+  ,.content_length= -1
   ,.num_headers= 3
   ,.headers=
     { { "Transfer-Encoding",  "chunked" }
@@ -390,6 +401,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/chunked_w_nonsense_after_length"
   ,.request_url= "/chunked_w_nonsense_after_length"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers=
     { { "Transfer-Encoding", "chunked" }
@@ -412,6 +424,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/with_\"stupid\"_quotes"
   ,.request_url= "/with_\"stupid\"_quotes?foo=\"bar\""
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers= { }
   ,.body= ""
@@ -438,6 +451,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/test"
   ,.request_url= "/test"
+  ,.content_length= -1
   ,.num_headers= 3
   ,.headers= { { "Host", "0.0.0.0:5000" }
              , { "User-Agent", "ApacheBench/2.3" }
@@ -461,6 +475,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/test.cgi"
   ,.request_url= "/test.cgi?foo=bar?baz"
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers= {}
   ,.body= ""
@@ -482,6 +497,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/test"
   ,.request_url= "/test"
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers= { }
   ,.body= ""
@@ -509,6 +525,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/demo"
   ,.request_url= "/demo"
+  ,.content_length= -1
   ,.num_headers= 7
   ,.upgrade="Hot diggity dogg"
   ,.headers= { { "Host", "example.com" }
@@ -540,6 +557,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= ""
   ,.request_url= "0-home0.netscape.com:443"
+  ,.content_length= -1
   ,.num_headers= 2
   ,.upgrade="some data\r\nand yet even more data"
   ,.headers= { { "User-agent", "Mozilla/1.1N" }
@@ -562,6 +580,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/test"
   ,.request_url= "/test"
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers= {}
   ,.body= ""
@@ -581,6 +600,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/"
   ,.request_url= "/"
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers= {}
   ,.body= ""
@@ -603,6 +623,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "*"
   ,.request_url= "*"
+  ,.content_length= -1
   ,.num_headers= 3
   ,.headers= { { "HOST", "239.255.255.250:1900" }
              , { "MAN", "\"ssdp:discover\"" }
@@ -638,6 +659,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/"
   ,.request_url= "/"
+  ,.content_length= -1
   ,.num_headers= 5
   ,.headers= { { "Line1", "abc\tdef ghi\t\tjkl  mno \t \tqrs" }
              , { "Line2", "line2\t" }
@@ -664,6 +686,7 @@ const struct message requests[] =
   ,.request_path= ""
   ,.request_url= "http://hypnotoad.org?hail=all"
   ,.host= "hypnotoad.org"
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers= { }
   ,.body= ""
@@ -685,6 +708,7 @@ const struct message requests[] =
   ,.request_url= "http://hypnotoad.org:1234?hail=all"
   ,.host= "hypnotoad.org"
   ,.port= 1234
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers= { }
   ,.body= ""
@@ -706,6 +730,7 @@ const struct message requests[] =
   ,.request_url= "http://hypnotoad.org:1234"
   ,.host= "hypnotoad.org"
   ,.port= 1234
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers= { }
   ,.body= ""
@@ -730,6 +755,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/file.txt"
   ,.request_url= "/file.txt"
+  ,.content_length= 10
   ,.num_headers= 4
   ,.headers= { { "Host", "www.example.com" }
              , { "Content-Type", "application/example" }
@@ -755,6 +781,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= ""
   ,.request_url= "HOME0.NETSCAPE.COM:443"
+  ,.content_length= -1
   ,.num_headers= 2
   ,.upgrade=""
   ,.headers= { { "User-agent", "Mozilla/1.1N" }
@@ -779,6 +806,7 @@ const struct message requests[] =
   ,.fragment= "narf"
   ,.request_path= "/δ¶/δt/pope"
   ,.request_url= "/δ¶/δt/pope?q=1#narf"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers= { {"Host", "github.com" }
              }
@@ -801,6 +829,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= ""
   ,.request_url= "home_0.netscape.com:443"
+  ,.content_length= -1
   ,.num_headers= 2
   ,.upgrade=""
   ,.headers= { { "User-agent", "Mozilla/1.1N" }
@@ -828,6 +857,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/"
   ,.request_url= "/"
+  ,.content_length= 4
   ,.num_headers= 3
   ,.upgrade= 0
   ,.headers= { { "Host", "www.example.com" }
@@ -856,6 +886,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/"
   ,.request_url= "/"
+  ,.content_length= 4
   ,.num_headers= 4
   ,.upgrade= 0
   ,.headers= { { "Host", "www.example.com" }
@@ -881,6 +912,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/file.txt"
   ,.request_url= "/file.txt"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers= { { "Host", "www.example.com" } }
   ,.body= ""
@@ -901,6 +933,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/"
   ,.request_url= "/"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers= { { "Host", "www.example.com" } }
   ,.body= ""
@@ -922,6 +955,7 @@ const struct message requests[] =
   ,.host= "hypnotoad.org"
   ,.userinfo= "a%12:b!&*$"
   ,.port= 1234
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers= { }
   ,.body= ""
@@ -954,6 +988,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/"
   ,.request_url= "/"
+  ,.content_length= -1
   ,.num_headers= 5
   ,.headers= { { "Line1", "abc\tdef ghi\t\tjkl  mno \t \tqrs" }
              , { "Line2", "line2\t" }
@@ -987,6 +1022,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/demo"
   ,.request_url= "/demo"
+  ,.content_length= -1
   ,.num_headers= 7
   ,.upgrade="Hot diggity dogg"
   ,.headers= { { "Host", "example.com" }
@@ -1017,6 +1053,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/demo"
   ,.request_url= "/demo"
+  ,.content_length= -1
   ,.num_headers= 2
   ,.upgrade="Hot diggity dogg"
   ,.headers= { { "Connection", "keep-alive, upgrade" }
@@ -1042,6 +1079,7 @@ const struct message requests[] =
   ,.fragment= ""
   ,.request_path= "/demo"
   ,.request_url= "/demo"
+  ,.content_length= -1
   ,.num_headers= 2
   ,.upgrade="Hot diggity dogg"
   ,.headers= { { "Connection", "keep-alive,  upgrade" }
@@ -1068,6 +1106,7 @@ const struct message requests[] =
   ,.method= HTTP_POST
   ,.request_path= "/demo"
   ,.request_url= "/demo"
+  ,.content_length= 15
   ,.num_headers= 4
   ,.upgrade="Hot diggity dogg"
   ,.headers= { { "Host", "example.com" }
@@ -1093,6 +1132,7 @@ const struct message requests[] =
   ,.http_minor= 0
   ,.method= HTTP_CONNECT
   ,.request_url= "foo.bar.com:443"
+  ,.content_length= 10
   ,.num_headers= 3
   ,.upgrade="blarfcicle"
   ,.headers= { { "User-agent", "Mozilla/1.1N" }
@@ -1123,6 +1163,7 @@ const struct message requests[] =
   ,.request_url= "/images/my_dog.jpg"
   ,.query_string= ""
   ,.fragment= ""
+  ,.content_length= -1
   ,.num_headers= 3
   ,.headers= { { "Host", "example.com" }
              , { "Link", "<http://example.com/profiles/joe>; rel=\"tag\"" }
@@ -1147,6 +1188,7 @@ const struct message requests[] =
   ,.request_url= "/images/my_dog.jpg"
   ,.query_string= ""
   ,.fragment= ""
+  ,.content_length= -1
   ,.num_headers= 2
   ,.headers= { { "Host", "example.com" }
 	     , { "Link", "<http://example.com/profiles/sally>; rel=\"tag\"" }
@@ -1169,12 +1211,13 @@ const struct message requests[] =
   ,.request_url= "/music/sweet/music"
   ,.query_string= ""
   ,.fragment= ""
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers= { { "Host", "example.com" } }
   ,.body= ""
   }
 
-#define SOURCE_ICE_REQUEST 42
+#define SOURCE_ICE_REQUEST 43
 , {.name = "source request"
   ,.type= HTTP_REQUEST
   ,.raw= "SOURCE /music/sweet/music ICE/1.0\r\n"
@@ -1189,10 +1232,99 @@ const struct message requests[] =
   ,.request_url= "/music/sweet/music"
   ,.query_string= ""
   ,.fragment= ""
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers= { { "Host", "example.com" } }
   ,.body= ""
   }
+
+#define POST_MULTI_TE_LAST_CHUNKED 44
+, {.name= "post - multi coding transfer-encoding chunked body"
+  ,.type= HTTP_REQUEST
+  ,.raw= "POST / HTTP/1.1\r\n"
+         "Transfer-Encoding: deflate, chunked\r\n"
+         "\r\n"
+         "1e\r\nall your base are belong to us\r\n"
+         "0\r\n"
+         "\r\n"
+  ,.should_keep_alive= TRUE
+  ,.message_complete_on_eof= FALSE
+  ,.http_major= 1
+  ,.http_minor= 1
+  ,.method= HTTP_POST
+  ,.query_string= ""
+  ,.fragment= ""
+  ,.request_path= "/"
+  ,.request_url= "/"
+  ,.content_length= -1
+  ,.num_headers= 1
+  ,.headers=
+    { { "Transfer-Encoding" , "deflate, chunked" }
+    }
+  ,.body= "all your base are belong to us"
+  ,.num_chunks_complete= 2
+  ,.chunk_lengths= { 0x1e }
+  }
+
+#define POST_MULTI_LINE_TE_LAST_CHUNKED 45
+, {.name= "post - multi line coding transfer-encoding chunked body"
+  ,.type= HTTP_REQUEST
+  ,.raw= "POST / HTTP/1.1\r\n"
+         "Transfer-Encoding: deflate,\r\n"
+         " chunked\r\n"
+         "\r\n"
+         "1e\r\nall your base are belong to us\r\n"
+         "0\r\n"
+         "\r\n"
+  ,.should_keep_alive= TRUE
+  ,.message_complete_on_eof= FALSE
+  ,.http_major= 1
+  ,.http_minor= 1
+  ,.method= HTTP_POST
+  ,.query_string= ""
+  ,.fragment= ""
+  ,.request_path= "/"
+  ,.request_url= "/"
+  ,.content_length= -1
+  ,.num_headers= 1
+  ,.headers=
+    { { "Transfer-Encoding" , "deflate, chunked" }
+    }
+  ,.body= "all your base are belong to us"
+  ,.num_chunks_complete= 2
+  ,.chunk_lengths= { 0x1e }
+  }
+
+#define CHUNKED_CONTENT_LENGTH 46
+, {.name= "chunked with content-length set, allow_chunked_length flag is set"
+  ,.type= HTTP_REQUEST
+  ,.raw= "POST /chunked_w_content_length HTTP/1.1\r\n"
+         "Content-Length: 10\r\n"
+         "Transfer-Encoding: chunked\r\n"
+         "\r\n"
+         "5; ilovew3;whattheluck=aretheseparametersfor\r\nhello\r\n"
+         "6; blahblah; blah\r\n world\r\n"
+         "0\r\n"
+         "\r\n"
+  ,.allow_chunked_length = 1
+  ,.should_keep_alive= TRUE
+  ,.message_complete_on_eof= FALSE
+  ,.http_major= 1
+  ,.http_minor= 1
+  ,.method= HTTP_POST
+  ,.query_string= ""
+  ,.fragment= ""
+  ,.request_path= "/chunked_w_content_length"
+  ,.request_url= "/chunked_w_content_length"
+  ,.content_length= 10
+  ,.num_headers= 2
+  ,.headers={ { "Content-Length", "10"}
+            , { "Transfer-Encoding", "chunked" }
+  }
+  ,.body= "hello world"
+  ,.num_chunks_complete= 3
+  ,.chunk_lengths= { 5, 6 }
+  }
 };
 
 /* * R E S P O N S E S * */
@@ -1222,6 +1354,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 301
   ,.response_status= "Moved Permanently"
+  ,.content_length= 219
   ,.num_headers= 8
   ,.headers=
     { { "Location", "http://www.google.com/" }
@@ -1271,6 +1404,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= -1
   ,.num_headers= 5
   ,.headers=
     { { "Date", "Tue, 04 Aug 2009 07:59:32 GMT" }
@@ -1300,6 +1434,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 404
   ,.response_status= "Not Found"
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers= {}
   ,.body_size= 0
@@ -1315,6 +1450,7 @@ const struct message responses[] =
   ,.http_major= 1
   ,.http_minor= 1
   ,.status_code= 301
+  ,.content_length= -1
   ,.response_status= ""
   ,.num_headers= 0
   ,.headers= {}
@@ -1342,6 +1478,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= -1
   ,.num_headers= 2
   ,.headers=
     { {"Content-Type", "text/plain" }
@@ -1369,6 +1506,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= -1
   ,.num_headers= 2
   ,.headers=
     { {"Content-Type", "text/html; charset=utf-8" }
@@ -1393,6 +1531,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= 11
   ,.num_headers= 4
   ,.headers=
     { {"Content-Type", "text/html; charset=UTF-8" }
@@ -1419,6 +1558,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= 0
   ,.num_headers= 4
   ,.headers=
     { {"Server", "DCLK-AdSvr" }
@@ -1452,6 +1592,7 @@ const struct message responses[] =
   ,.http_minor= 0
   ,.status_code= 301
   ,.response_status= "Moved Permanently"
+  ,.content_length= 0
   ,.num_headers= 9
   ,.headers=
     { { "Date", "Thu, 03 Jun 2010 09:56:32 GMT" }
@@ -1491,6 +1632,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= -1
   ,.num_headers= 11
   ,.headers=
     { { "Date", "Tue, 28 Sep 2010 01:14:13 GMT" }
@@ -1525,6 +1667,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 500
   ,.response_status= "Oriëntatieprobleem"
+  ,.content_length= 0
   ,.num_headers= 3
   ,.headers=
     { { "Date", "Fri, 5 Nov 2010 23:07:12 GMT+2" }
@@ -1546,6 +1689,7 @@ const struct message responses[] =
   ,.http_minor= 9
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers=
     {}
@@ -1569,6 +1713,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers=
     { { "Content-Type", "text/plain" }
@@ -1588,6 +1733,7 @@ const struct message responses[] =
   ,.http_minor= 0
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers=
     { { "Connection", "keep-alive" }
@@ -1608,6 +1754,7 @@ const struct message responses[] =
   ,.http_minor= 0
   ,.status_code= 204
   ,.response_status= "No content"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers=
     { { "Connection", "keep-alive" }
@@ -1627,6 +1774,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers={}
   ,.body_size= 0
@@ -1644,6 +1792,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 204
   ,.response_status= "No content"
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers={}
   ,.body_size= 0
@@ -1662,6 +1811,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 204
   ,.response_status= "No content"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers=
     { { "Connection", "close" }
@@ -1684,6 +1834,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= -1
   ,.num_headers= 1
   ,.headers=
     { { "Transfer-Encoding", "chunked" }
@@ -1714,6 +1865,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= 16
   ,.num_headers= 7
   ,.headers=
     { { "Server",  "Microsoft-IIS/6.0" }
@@ -1752,6 +1904,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 301
   ,.response_status= "MovedPermanently"
+  ,.content_length= -1
   ,.num_headers= 9
   ,.headers= { { "Date", "Wed, 15 May 2013 17:06:33 GMT" }
              , { "Server", "Server" }
@@ -1768,7 +1921,7 @@ const struct message responses[] =
   ,.chunk_lengths= { 1 }
   }
 
-#define EMPTY_REASON_PHRASE_AFTER_SPACE 20
+#define EMPTY_REASON_PHRASE_AFTER_SPACE 21
 , {.name= "empty reason phrase after space"
   ,.type= HTTP_RESPONSE
   ,.raw= "HTTP/1.1 200 \r\n"
@@ -1779,12 +1932,13 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= ""
+  ,.content_length= -1
   ,.num_headers= 0
   ,.headers= {}
   ,.body= ""
   }
 
-#define CONTENT_LENGTH_X 21
+#define CONTENT_LENGTH_X 22
 , {.name= "Content-Length-X"
   ,.type= HTTP_RESPONSE
   ,.raw= "HTTP/1.1 200 OK\r\n"
@@ -1801,6 +1955,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= -1
   ,.num_headers= 2
   ,.headers= { { "Content-Length-X", "0" }
              , { "Transfer-Encoding", "chunked" }
@@ -1810,7 +1965,7 @@ const struct message responses[] =
   ,.chunk_lengths= { 2 }
   }
 
-#define HTTP_101_RESPONSE_WITH_UPGRADE_HEADER 22
+#define HTTP_101_RESPONSE_WITH_UPGRADE_HEADER 23
 , {.name= "HTTP 101 response with Upgrade header"
   ,.type= HTTP_RESPONSE
   ,.raw= "HTTP/1.1 101 Switching Protocols\r\n"
@@ -1825,6 +1980,7 @@ const struct message responses[] =
   ,.status_code= 101
   ,.response_status= "Switching Protocols"
   ,.upgrade= "proto"
+  ,.content_length= -1
   ,.num_headers= 2
   ,.headers=
     { { "Connection", "upgrade" }
@@ -1832,7 +1988,7 @@ const struct message responses[] =
     }
   }
 
-#define HTTP_101_RESPONSE_WITH_UPGRADE_HEADER_AND_CONTENT_LENGTH 23
+#define HTTP_101_RESPONSE_WITH_UPGRADE_HEADER_AND_CONTENT_LENGTH 24
 , {.name= "HTTP 101 response with Upgrade and Content-Length header"
   ,.type= HTTP_RESPONSE
   ,.raw= "HTTP/1.1 101 Switching Protocols\r\n"
@@ -1850,6 +2006,7 @@ const struct message responses[] =
   ,.response_status= "Switching Protocols"
   ,.body= "body"
   ,.upgrade= "proto"
+  ,.content_length= 4
   ,.num_headers= 3
   ,.headers=
     { { "Connection", "upgrade" }
@@ -1858,7 +2015,7 @@ const struct message responses[] =
     }
   }
 
-#define HTTP_101_RESPONSE_WITH_UPGRADE_HEADER_AND_TRANSFER_ENCODING 24
+#define HTTP_101_RESPONSE_WITH_UPGRADE_HEADER_AND_TRANSFER_ENCODING 25
 , {.name= "HTTP 101 response with Upgrade and Transfer-Encoding header"
   ,.type= HTTP_RESPONSE
   ,.raw= "HTTP/1.1 101 Switching Protocols\r\n"
@@ -1881,6 +2038,7 @@ const struct message responses[] =
   ,.response_status= "Switching Protocols"
   ,.body= "body"
   ,.upgrade= "proto"
+  ,.content_length= -1
   ,.num_headers= 3
   ,.headers=
     { { "Connection", "upgrade" }
@@ -1891,7 +2049,7 @@ const struct message responses[] =
   ,.chunk_lengths= { 2, 2 }
   }
 
-#define HTTP_200_RESPONSE_WITH_UPGRADE_HEADER 25
+#define HTTP_200_RESPONSE_WITH_UPGRADE_HEADER 26
 , {.name= "HTTP 200 response with Upgrade header"
   ,.type= HTTP_RESPONSE
   ,.raw= "HTTP/1.1 200 OK\r\n"
@@ -1907,6 +2065,7 @@ const struct message responses[] =
   ,.response_status= "OK"
   ,.body= "body"
   ,.upgrade= NULL
+  ,.content_length= -1
   ,.num_headers= 2
   ,.headers=
     { { "Connection", "upgrade" }
@@ -1914,7 +2073,7 @@ const struct message responses[] =
     }
   }
 
-#define HTTP_200_RESPONSE_WITH_UPGRADE_HEADER_AND_CONTENT_LENGTH 26
+#define HTTP_200_RESPONSE_WITH_UPGRADE_HEADER_AND_CONTENT_LENGTH 27
 , {.name= "HTTP 200 response with Upgrade and Content-Length header"
   ,.type= HTTP_RESPONSE
   ,.raw= "HTTP/1.1 200 OK\r\n"
@@ -1929,6 +2088,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= 4
   ,.num_headers= 3
   ,.body= "body"
   ,.upgrade= NULL
@@ -1939,7 +2099,7 @@ const struct message responses[] =
     }
   }
 
-#define HTTP_200_RESPONSE_WITH_UPGRADE_HEADER_AND_TRANSFER_ENCODING 27
+#define HTTP_200_RESPONSE_WITH_UPGRADE_HEADER_AND_TRANSFER_ENCODING 28
 , {.name= "HTTP 200 response with Upgrade and Transfer-Encoding header"
   ,.type= HTTP_RESPONSE
   ,.raw= "HTTP/1.1 200 OK\r\n"
@@ -1959,6 +2119,7 @@ const struct message responses[] =
   ,.http_minor= 1
   ,.status_code= 200
   ,.response_status= "OK"
+  ,.content_length= -1
   ,.num_headers= 3
   ,.body= "body"
   ,.upgrade= NULL
@@ -1970,6 +2131,29 @@ const struct message responses[] =
   ,.num_chunks_complete= 3
   ,.chunk_lengths= { 2, 2 }
   }
+#define HTTP_200_MULTI_TE_NOT_LAST_CHUNKED 29
+, {.name= "HTTP 200 response with `chunked` being *not last* Transfer-Encoding"
+  ,.type= HTTP_RESPONSE
+  ,.raw= "HTTP/1.1 200 OK\r\n"
+         "Transfer-Encoding: chunked, identity\r\n"
+         "\r\n"
+         "2\r\n"
+         "OK\r\n"
+         "0\r\n"
+         "\r\n"
+  ,.should_keep_alive= FALSE
+  ,.message_complete_on_eof= TRUE
+  ,.http_major= 1
+  ,.http_minor= 1
+  ,.status_code= 200
+  ,.response_status= "OK"
+  ,.content_length= -1
+  ,.num_headers= 1
+  ,.headers= { { "Transfer-Encoding", "chunked, identity" }
+             }
+  ,.body= "2\r\nOK\r\n0\r\n\r\n"
+  ,.num_chunks_complete= 0
+  }
 };
 
 /* strnlen() is a POSIX.2008 addition. Can't rely on it being available so
@@ -2127,6 +2311,7 @@ headers_complete_cb (http_parser *p)
   messages[num_messages].status_code = parser.status_code;
   messages[num_messages].http_major = parser.http_major;
   messages[num_messages].http_minor = parser.http_minor;
+  messages[num_messages].content_length = parser.content_length;
   messages[num_messages].headers_complete_cb_called = TRUE;
   messages[num_messages].should_keep_alive = http_should_keep_alive(&parser);
   return 0;
@@ -2575,6 +2760,7 @@ message_eq (int index, int connect, const struct message *expected)
 
   MESSAGE_CHECK_NUM_EQ(expected, m, http_major);
   MESSAGE_CHECK_NUM_EQ(expected, m, http_minor);
+  MESSAGE_CHECK_NUM_EQ(expected, m, content_length);
 
   if (expected->type == HTTP_REQUEST) {
     MESSAGE_CHECK_NUM_EQ(expected, m, method);
@@ -3428,6 +3614,9 @@ test_message (const struct message *message)
   size_t msg1len;
   for (msg1len = 0; msg1len < raw_len; msg1len++) {
     parser_init(message->type);
+    if (message->allow_chunked_length) {
+      parser.allow_chunked_length = 1;
+    }
 
     size_t read;
     const char *msg1 = message->raw;
@@ -3663,7 +3852,7 @@ test_chunked_content_length_error (int req)
   parsed = http_parser_execute(&parser, &settings_null, buf, strlen(buf));
   assert(parsed == strlen(buf));
 
-  buf = "Transfer-Encoding: chunked\r\nContent-Length: 1\r\n\r\n";
+  buf = "Transfer-Encoding: anything\r\nContent-Length: 1\r\n\r\n";
   size_t buflen = strlen(buf);
 
   parsed = http_parser_execute(&parser, &settings_null, buf, buflen);
@@ -3869,6 +4058,11 @@ test_multiple3 (const struct message *r1, const struct message *r2, const struct
   strcat(total, r3->raw);
 
   parser_init(r1->type);
+  if (r1->allow_chunked_length ||
+      r2->allow_chunked_length ||
+      r3->allow_chunked_length) {
+    parser.allow_chunked_length = 1;
+  }
 
   size_t read;
 
@@ -4071,6 +4265,9 @@ test_message_pause (const struct message *msg)
   size_t nread;
 
   parser_init(msg->type);
+  if (msg->allow_chunked_length) {
+    parser.allow_chunked_length = 1;
+  }
 
   do {
     nread = parse_pause(buf, buflen);
@@ -4147,6 +4344,13 @@ main (void)
 
   printf("sizeof(http_parser) = %u\n", (unsigned int)sizeof(http_parser));
 
+#if defined(__i386__) || defined(__x86_64__)
+  /* Should be 32 on both 32 bits and 64 bits x86 because of struct padding,
+   * see https://github.com/nodejs/http-parser/issues/507.
+   */
+  assert(sizeof(http_parser) == 32);
+#endif
+
   //// API
   test_preserve_data();
   test_parse_url();
@@ -4275,6 +4479,7 @@ main (void)
       ,.http_minor= 0
       ,.status_code= 200
       ,.response_status= "OK"
+      ,.content_length= -1
       ,.num_headers= 2
       ,.headers=
         { { "Transfer-Encoding", "chunked" }
@@ -4332,6 +4537,12 @@ main (void)
               "fooba",
               HPE_OK);
 
+  // Unknown Transfer-Encoding in request
+  test_simple("GET / HTTP/1.1\r\n"
+              "Transfer-Encoding: unknown\r\n"
+              "\r\n",
+              HPE_INVALID_TRANSFER_ENCODING);
+
   static const char *all_methods[] = {
     "DELETE",
     "GET",