Merge branch 'http_parser' of https://github.com/alagoutte/nghttp2 into alagoutte-http_parser

third-party/http-parser/README.md

@@ -75,7 +75,7 @@ if (parser->upgrade) {
 HTTP needs to know where the end of the stream is. For example, sometimes
 servers send responses without Content-Length and expect the client to
 consume input (for the body) until EOF. To tell http_parser about EOF, give
-`0` as the forth parameter to `http_parser_execute()`. Callbacks and errors
+`0` as the fourth parameter to `http_parser_execute()`. Callbacks and errors
 can still be encountered during an EOF, so one must still be prepared
 to receive them.
 
@@ -110,7 +110,7 @@ followed by non-HTTP data.
 information the Web Socket protocol.)
 
 To support this, the parser will treat this as a normal HTTP message without a
-body. Issuing both on_headers_complete and on_message_complete callbacks. However
+body, issuing both on_headers_complete and on_message_complete callbacks. However
 http_parser_execute() will stop parsing at the end of the headers and return.
 
 The user is expected to check if `parser->upgrade` has been set to 1 after
@@ -145,7 +145,7 @@ buffer to avoid copying memory around if this fits your application.
 
 Reading headers may be a tricky task if you read/parse headers partially.
 Basically, you need to remember whether last header callback was field or value
-and apply following logic:
+and apply the following logic:
 
     (on_header_field and on_header_value shortened to on_h_*)
      ------------------------ ------------ --------------------------------------------

third-party/http-parser/http_parser.c

@@ -925,7 +925,7 @@ size_t http_parser_execute (http_parser *parser,
           case 'G': parser->method = HTTP_GET; break;
           case 'H': parser->method = HTTP_HEAD; break;
           case 'L': parser->method = HTTP_LOCK; break;
-          case 'M': parser->method = HTTP_MKCOL; /* or MOVE, MKACTIVITY, MERGE, M-SEARCH */ break;
+          case 'M': parser->method = HTTP_MKCOL; /* or MOVE, MKACTIVITY, MERGE, M-SEARCH, MKCALENDAR */ break;
           case 'N': parser->method = HTTP_NOTIFY; break;
           case 'O': parser->method = HTTP_OPTIONS; break;
           case 'P': parser->method = HTTP_POST;
@@ -977,6 +977,8 @@ size_t http_parser_execute (http_parser *parser,
             parser->method = HTTP_MSEARCH;
           } else if (parser->index == 2 && ch == 'A') {
             parser->method = HTTP_MKACTIVITY;
+          } else if (parser->index == 3 && ch == 'A') {
+            parser->method = HTTP_MKCALENDAR;
           } else {
             SET_ERRNO(HPE_INVALID_METHOD);
             goto error;
@@ -1388,18 +1390,6 @@ size_t http_parser_execute (http_parser *parser,
           break;
         }
 
-        if (ch == CR) {
-          parser->state = s_header_almost_done;
-          CALLBACK_DATA(header_field);
-          break;
-        }
-
-        if (ch == LF) {
-          parser->state = s_header_field_start;
-          CALLBACK_DATA(header_field);
-          break;
-        }
-
         SET_ERRNO(HPE_INVALID_HEADER_TOKEN);
         goto error;
       }
@@ -2142,7 +2132,7 @@ http_parser_parse_url(const char *buf, size_t buflen, int is_connect,
 
   u->port = u->field_set = 0;
   s = is_connect ? s_req_server_start : s_req_spaces_before_url;
-  uf = old_uf = UF_MAX;
+  old_uf = UF_MAX;
 
   for (p = buf; p < buf + buflen; p++) {
     s = parse_url_char(s, *p);

third-party/http-parser/http_parser.h

@@ -76,7 +76,7 @@ typedef struct http_parser_settings http_parser_settings;
  * HEAD request which may contain 'Content-Length' or 'Transfer-Encoding:
  * chunked' headers that indicate the presence of a body.
  *
- * http_data_cb does not return data chunks. It will be call arbitrarally
+ * http_data_cb does not return data chunks. It will be called arbitrarily
  * many times for each string. E.G. you might get 10 callbacks for "on_url"
  * each providing just a few characters more data.
  */
@@ -117,6 +117,8 @@ typedef int (*http_cb) (http_parser*);
   /* RFC-5789 */                    \
   XX(24, PATCH,       PATCH)        \
   XX(25, PURGE,       PURGE)        \
+  /* CalDAV */                      \
+  XX(26, MKCALENDAR,  MKCALENDAR)   \
 
 enum http_method
   {
@@ -278,13 +280,15 @@ struct http_parser_url {
  *   unsigned major = (version >> 16) & 255;
  *   unsigned minor = (version >> 8) & 255;
  *   unsigned patch = version & 255;
- *   printf("http_parser v%u.%u.%u\n", major, minor, version);
+ *   printf("http_parser v%u.%u.%u\n", major, minor, patch);
  */
 unsigned long http_parser_version(void);
 
 void http_parser_init(http_parser *parser, enum http_parser_type type);
 
 
+/* Executes the parser. Returns number of parsed bytes. Sets
+ * `parser->http_errno` on error. */
 size_t http_parser_execute(http_parser *parser,
                            const http_parser_settings *settings,
                            const char *data,

third-party/http-parser/test.c

@@ -2207,7 +2207,6 @@ print_error (const char *raw, size_t error_location)
         break;
 
       case '\n':
-        char_len = 2;
         fprintf(stderr, "\\n\n");
 
         if (this_line) goto print;
@@ -2910,15 +2909,11 @@ test_simple (const char *buf, enum http_errno err_expected)
 {
   parser_init(HTTP_REQUEST);
 
-  size_t parsed;
-  int pass;
   enum http_errno err;
 
-  parsed = parse(buf, strlen(buf));
+  parse(buf, strlen(buf));
-  pass = (parsed == strlen(buf));
   err = HTTP_PARSER_ERRNO(parser);
-  parsed = parse(NULL, 0);
+  parse(NULL, 0);
-  pass &= (parsed == 0);
 
   parser_free();
 
@@ -3476,6 +3471,13 @@ main (void)
     test_simple(buf, HPE_INVALID_METHOD);
   }
 
+  // illegal header field name line folding
+  test_simple("GET / HTTP/1.1\r\n"
+              "name\r\n"
+              " : value\r\n"
+              "\r\n",
+              HPE_INVALID_HEADER_TOKEN);
+
   const char *dumbfuck2 =
     "GET / HTTP/1.1\r\n"
     "X-SSL-Bullshit:   -----BEGIN CERTIFICATE-----\r\n"