From c06affed2ac5a73cb1ebae2a5ef8750cc7370f3f Mon Sep 17 00:00:00 2001
From: antao <antao2002@gmail.com>
Date: Fri, 1 Mar 2019 18:12:20 +0800
Subject: [PATCH] Update the submodule trantor

---
 lib/inc/drogon/HttpViewData.h |  2 +-
 lib/src/HttpRequestImpl.cc    |  4 ++--
 lib/src/HttpResponseImpl.cc   | 15 +++++++--------
 trantor                       |  2 +-
 4 files changed, 11 insertions(+), 12 deletions(-)

diff --git a/lib/inc/drogon/HttpViewData.h b/lib/inc/drogon/HttpViewData.h
index 9467d642..fa58ffc5 100755
--- a/lib/inc/drogon/HttpViewData.h
+++ b/lib/inc/drogon/HttpViewData.h
@@ -74,7 +74,7 @@ class HttpViewData
                                const char *format, ...)
     {
         std::string strBuffer;
-        strBuffer.resize(1024);
+        strBuffer.resize(128);
         va_list ap, backup_ap;
         va_start(ap, format);
         va_copy(backup_ap, ap);
diff --git a/lib/src/HttpRequestImpl.cc b/lib/src/HttpRequestImpl.cc
index ee30afb9..8d11d3e1 100755
--- a/lib/src/HttpRequestImpl.cc
+++ b/lib/src/HttpRequestImpl.cc
@@ -219,8 +219,8 @@ void HttpRequestImpl::appendToBuffer(MsgBuffer *output) const
     if (!content.empty() || !_content.empty())
     {
         char buf[64];
-        snprintf(buf, sizeof buf, "Content-Length: %lu\r\n", static_cast<long unsigned int>(content.length() + _content.length()));
-        output->append(buf);
+        auto len = snprintf(buf, sizeof(buf), "Content-Length: %lu\r\n", static_cast<long unsigned int>(content.length() + _content.length()));
+        output->append(buf, len);
         if (_contentTypeString.empty())
         {
             auto &type = webContentTypeToString(_contentType);
diff --git a/lib/src/HttpResponseImpl.cc b/lib/src/HttpResponseImpl.cc
index 39b6598c..5ba59274 100755
--- a/lib/src/HttpResponseImpl.cc
+++ b/lib/src/HttpResponseImpl.cc
@@ -291,16 +291,16 @@ const char *HttpResponseImpl::statusCodeToString(int code)
 }
 void HttpResponseImpl::makeHeaderString(const std::shared_ptr<std::string> &headerStringPtr) const
 {
-    char buf[64];
+    char buf[128];
     assert(headerStringPtr);
-    snprintf(buf, sizeof buf, "HTTP/1.1 %d ", _statusCode);
-    headerStringPtr->append(buf);
+    auto len = snprintf(buf, sizeof buf, "HTTP/1.1 %d ", _statusCode);
+    headerStringPtr->append(buf, len);
     if (_statusMessage)
         headerStringPtr->append(_statusMessage);
     headerStringPtr->append("\r\n");
     if (_sendfileName.empty())
     {
-        snprintf(buf, sizeof buf, "Content-Length: %lu\r\n", static_cast<long unsigned int>(_bodyPtr->size()));
+        len = snprintf(buf, sizeof buf, "Content-Length: %lu\r\n", static_cast<long unsigned int>(_bodyPtr->size()));
     }
     else
     {
@@ -310,10 +310,10 @@ void HttpResponseImpl::makeHeaderString(const std::shared_ptr<std::string> &head
             LOG_SYSERR << _sendfileName << " stat error";
             return;
         }
-        snprintf(buf, sizeof buf, "Content-Length: %llu\r\n", static_cast<long long unsigned int>(filestat.st_size));
+        len = snprintf(buf, sizeof buf, "Content-Length: %llu\r\n", static_cast<long long unsigned int>(filestat.st_size));
     }
 
-    headerStringPtr->append(buf);
+    headerStringPtr->append(buf, len);
     if (_headers.find("Connection") == _headers.end())
     {
         if (_closeConnection)
@@ -359,8 +359,7 @@ std::shared_ptr<std::string> HttpResponseImpl::renderToString() const
             return _httpString;
         }
     }
-    auto httpString = std::make_shared<std::string>();
-    httpString->reserve(256);
+    auto httpString = std::make_shared<std::string>(256, '\0');
     if (!_fullHeaderString)
     {
         makeHeaderString(httpString);
diff --git a/trantor b/trantor
index 35163a32..52d757bb 160000
--- a/trantor
+++ b/trantor
@@ -1 +1 @@
-Subproject commit 35163a32c428d34d5783840d46972ecc42f8268e
+Subproject commit 52d757bbc85ac7f6c4118b9b675813e92cb8e8e0