[GitHub] [nifi-minifi-cpp] szaszm commented on a change in pull request #1028: MINIFICPP-1507 convert InputStream::read to size_t

[GitBox]

szaszm commented on a change in pull request #1028:
URL: https://github.com/apache/nifi-minifi-cpp/pull/1028#discussion_r596133924



##########
File path: libminifi/src/sitetosite/SiteToSiteClient.cpp
##########
@@ -31,47 +31,43 @@ namespace sitetosite {
 
 int SiteToSiteClient::readResponse(const std::shared_ptr<Transaction>& 
/*transaction*/, RespondCode &code, std::string &message) {
   uint8_t firstByte;
-
-  int ret = peer_->read(firstByte);
-
-  if (ret <= 0 || firstByte != CODE_SEQUENCE_VALUE_1)
-    return -1;
+  {
+    const auto ret = peer_->read(firstByte);
+    if (ret == 0 || io::isError(ret) || firstByte != CODE_SEQUENCE_VALUE_1)
+      return -1;
+  }
 
   uint8_t secondByte;
-
-  ret = peer_->read(secondByte);
-
-  if (ret <= 0 || secondByte != CODE_SEQUENCE_VALUE_2)
-    return -1;
+  {
+    const auto ret = peer_->read(secondByte);
+    if (ret == 0 || io::isError(ret) || secondByte != CODE_SEQUENCE_VALUE_2)
+      return -1;
+  }
 
   uint8_t thirdByte;
-
-  ret = peer_->read(thirdByte);
-
-  if (ret <= 0)
-    return ret;
+  {
+    const auto ret = peer_->read(thirdByte);
+    if (ret == 0 || io::isError(ret))
+      return static_cast<int>(ret);
+  }
 
   code = (RespondCode) thirdByte;
-
   RespondCodeContext *resCode = this->getRespondCodeContext(code);
-
-  if (resCode == NULL) {
-    // Not a valid respond code
+  if (!resCode) {
     return -1;
   }
   if (resCode->hasDescription) {
-    ret = peer_->read(message);
-    if (ret <= 0)
+    const auto ret = peer_->read(message);
+    if (ret == 0 || !io::isError(ret))

Review comment:
       Thanks, fixed in 46f3b0e




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