asio HTTP implementation (#23)

asio-based HTTP implementation

3 files changed, 22 insertions, 4 deletions

diff --git a/zencore/include/zencore/iobuffer.h b/zencore/include/zencore/iobuffer.h
index 5fbeaeaeb..db462e238 100644
--- a/zencore/include/zencore/iobuffer.h
+++ b/zencore/include/zencore/iobuffer.h
@@ -374,6 +374,7 @@ public:
 	ZENCORE_API static IoBuffer MakeFromFile(const path_char_t* FileName, uint64_t Offset = 0, uint64_t Size = ~0ull);
 	ZENCORE_API static IoBuffer MakeFromTemporaryFile(const std::filesystem::path& FileName);
 	ZENCORE_API static IoBuffer MakeFromFileHandle(void* FileHandle, uint64_t Offset = 0, uint64_t Size = ~0ull);
+	ZENCORE_API static IoBuffer ReadFromFileMaybe(IoBuffer& InBuffer);
 	inline static IoBuffer		MakeCloneFromMemory(const void* Ptr, size_t Sz) { return IoBuffer(IoBuffer::Clone, Ptr, Sz); }
 };
 
diff --git a/zencore/include/zencore/string.h b/zencore/include/zencore/string.h
index c205b199d..a94e063a4 100644
--- a/zencore/include/zencore/string.h
+++ b/zencore/include/zencore/string.h
@@ -619,9 +619,23 @@ HashStringDjb2(const std::string_view& InString)
 {
 	uint32_t HashValue = 5381;
 
-	for (int c : InString)
+	for (int CurChar : InString)
 	{
-		HashValue = HashValue * 33 + c;
+		HashValue = HashValue * 33 + CurChar;
+	}
+
+	return HashValue;
+}
+
+constexpr uint32_t
+HashStringAsLowerDjb2(const std::string_view& InString)
+{
+	uint32_t HashValue = 5381;
+
+	for (int CurChar : InString)
+	{
+		CurChar -= ((CurChar - 'A') <= ('Z' - 'A')) * ('A' - 'a');	// this should be compiled into branchless logic
+		HashValue = HashValue * 33 + CurChar;
 	}
 
 	return HashValue;
@@ -634,9 +648,9 @@ ToLower(const std::string_view& InString)
 {
 	std::string Out(InString);
 
-	for (char& C : Out)
+	for (char& CurChar : Out)
 	{
-		C = static_cast<char>(std::tolower(C));
+		CurChar -= ((CurChar - 'A') <= ('Z' - 'A')) * ('A' - 'a');	// this should be compiled into branchless logic
 	}
 
 	return Out;
diff --git a/zencore/include/zencore/thread.h b/zencore/include/zencore/thread.h
index 410ffbd1e..9fc4c87a2 100644
--- a/zencore/include/zencore/thread.h
+++ b/zencore/include/zencore/thread.h
@@ -6,10 +6,13 @@
 
 #include <shared_mutex>
 
+#include <string_view>
 #include <vector>
 
 namespace zen {
 
+void SetCurrentThreadName(std::string_view ThreadName);
+
 /**
  * Reader-writer lock
  *