Add a benchmark script for C http-parser.

benchmark/http-parser.c

@@ -0,0 +1,46 @@
+#include "http_parser.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+#include <time.h>
+
+static http_parser *parser;
+
+static 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
+  };
+
+int
+main (void)
+{
+  const char *buf;
+  int i;
+  float start, end;
+  size_t parsed;
+
+  parser = malloc(sizeof(http_parser));
+
+  buf = "GET /cookies HTTP/1.1\r\nHost: 127.0.0.1:8090\r\nConnection: keep-alive\r\nCache-Control: max-age=0\r\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\nUser-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.17 (KHTML, like Gecko) Chrome/24.0.1312.56 Safari/537.17\r\nAccept-Encoding: gzip,deflate,sdch\r\nAccept-Language: en-US,en;q=0.8\r\nAccept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.3\r\nCookie: name=wookie\r\n\r\n";
+
+  start = (float)clock()/CLOCKS_PER_SEC;
+  for (i = 0; i < 100000; i++) {
+    http_parser_init(parser, HTTP_REQUEST);
+    parsed = http_parser_execute(parser, &settings_null, buf, strlen(buf));
+  }
+  end = (float)clock()/CLOCKS_PER_SEC;
+
+  free(parser);
+  parser = NULL;
+
+  printf("Elapsed %f seconds.\n", (end - start));
+
+  return 0;
+}