[core] pass scheme port to http_request_parse()

con->proto_default_port is a property of the connection,
which influences the default port used in host normalization

src/connections.c

@@ -845,7 +845,8 @@ static int connection_handle_read_state(connection * const con)  {
                   (int)con->header_len, hdrs);
     }
 
-    con->http_status = http_request_parse(con, hdrs, hoff);
+    con->http_status =
+      http_request_parse(con, hdrs, hoff, con->proto_default_port);
     if (0 != con->http_status) {
         con->request.keep_alive = 0;
         con->request.content_length = 0;

src/request.c

@@ -793,7 +793,7 @@ static int http_request_parse_headers(connection * const con, char * const ptr,
     return 0;
 }
 
-int http_request_parse(connection * const con, char * const hdrs, const unsigned short * const hoff) {
+int http_request_parse(connection * const con, char * const hdrs, const unsigned short * const hoff, const int scheme_port) {
     /*
      * Request: "^(GET|POST|HEAD|...) ([^ ]+(\\?[^ ]+|)) (HTTP/1\\.[01])$"
      * Header : "^([-a-zA-Z]+): (.+)$"
@@ -814,7 +814,7 @@ int http_request_parse(connection * const con, char * const hdrs, const unsigned
     if (con->request.http_host) {
         if (0 != http_request_host_policy(con->request.http_host,
                                           con->conf.http_parseopts,
-                                          con->proto_default_port))
+                                          scheme_port))
             return http_request_header_line_invalid(con, 400, "Invalid Hostname -> 400");
     }
     else {

src/request.h

@@ -5,7 +5,7 @@
 #include "base_decls.h"
 #include "buffer.h"
 
-int http_request_parse(connection *con, char *hdrs, const unsigned short *hloffsets);
+int http_request_parse(connection *con, char *hdrs, const unsigned short *hloffsets, int scheme_port);
 int http_request_host_normalize(buffer *b, int scheme_port);
 int http_request_host_policy(buffer *b, unsigned int http_parseopts, int scheme_port);
 

src/t/test_request.c

@@ -40,7 +40,8 @@ static void run_http_request_parse(connection *con, int line, int status, const
         hloffsets[hloffsets[0]] = n - req + 1;
     }
     --hloffsets[0]; /*(ignore final blank line "\r\n" ending headers)*/
-    int http_status = http_request_parse(con, hdrs->ptr, hloffsets);
+    int http_status =
+      http_request_parse(con, hdrs->ptr, hloffsets, con->proto_default_port);
     if (http_status != status) {
         fprintf(stderr,
                 "%s.%d: %s() failed: expected '%d', got '%d' for test %s\n",