deps: update llhttp to 1.1.1

PR-URL: https://github.com/nodejs/node/pull/25753
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

deps/llhttp/include/llhttp.h

@@ -2,7 +2,7 @@
 #define INCLUDE_LLHTTP_H_
 
 #define LLHTTP_VERSION_MAJOR 1
-#define LLHTTP_VERSION_MINOR 0
+#define LLHTTP_VERSION_MINOR 1
 #define LLHTTP_VERSION_PATCH 1
 
 #ifndef INCLUDE_LLHTTP_ITSELF_H_
@@ -215,6 +215,7 @@ typedef enum llhttp_method llhttp_method_t;
 #ifdef __cplusplus
 extern "C" {
 #endif
+#include <stddef.h>
 
 typedef llhttp__internal_t llhttp_t;
 typedef struct llhttp_settings_s llhttp_settings_t;
@@ -273,6 +274,10 @@ void llhttp_settings_init(llhttp_settings_t* settings);
  * In a special case of CONNECT/Upgrade request/response `HPE_PAUSED_UPGRADE`
  * is returned after fully parsing the request/response. If the user wishes to
  * continue parsing, they need to invoke `llhttp_resume_after_upgrade()`.
+ *
+ * NOTE: if this function ever returns a non-pause type error, it will continue
+ * to return the same error upon each successive call up until `llhttp_init()`
+ * call.
  */
 llhttp_errno_t llhttp_execute(llhttp_t* parser, const char* data, size_t len);
 
@@ -345,6 +350,9 @@ const char* llhttp_get_error_pos(const llhttp_t* parser);
 /* Returns textual name of error code */
 const char* llhttp_errno_name(llhttp_errno_t err);
 
+/* Returns textual name of HTTP method */
+const char* llhttp_method_name(llhttp_method_t method);
+
 #ifdef __cplusplus
 }  /* extern "C" */
 #endif

deps/llhttp/src/api.c

@@ -117,6 +117,16 @@ const char* llhttp_errno_name(llhttp_errno_t err) {
 }
 
 
+const char* llhttp_method_name(llhttp_method_t method) {
+#define HTTP_METHOD_GEN(NUM, NAME, STRING) case HTTP_##NAME: return #STRING;
+  switch (method) {
+    HTTP_METHOD_MAP(HTTP_METHOD_GEN)
+    default: abort();
+  }
+#undef HTTP_METHOD_GEN
+}
+
+
 /* Callbacks */