diff --git a/src/main/c/StringUtil.cpp b/src/main/c/StringUtil.cpp
new file mode 100644
index 0000000..b7177ce
--- /dev/null
+++ b/src/main/c/StringUtil.cpp
@@ -0,0 +1,109 @@
+// Copyright (c) 2013, Matt Godbolt
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+// Redistributions of source code must retain the above copyright notice, this
+// list of conditions and the following disclaimer.
+//
+// Redistributions in binary form must reproduce the above copyright notice,
+// this list of conditions and the following disclaimer in the documentation
+// and/or other materials provided with the distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+
+#include "seasocks/StringUtil.h"
+
+#include <cctype>
+#include <cerrno>
+#include <cstddef>
+#include <cstdio>
+#include <cstring>
+
+namespace seasocks {
+
+char* skipWhitespace(char* str) {
+    while (isspace(*str)) ++str;
+    return str;
+}
+
+char* skipNonWhitespace(char* str) {
+    while (*str && !isspace(*str)) {
+        ++str;
+    }
+    return str;
+}
+
+char* shift(char*& str) {
+    if (str == NULL) {
+        return NULL;
+    }
+    char* startOfWord = skipWhitespace(str);
+    if (*startOfWord == 0) {
+        str = startOfWord;
+        return NULL;
+    }
+    char* endOfWord = skipNonWhitespace(startOfWord);
+    if (*endOfWord != 0) {
+        *endOfWord++ = 0;
+    }
+    str = endOfWord;
+    return startOfWord;
+}
+
+std::string getLastError(){
+    char errbuf[1024];
+    return strerror_r(errno, errbuf, sizeof(errbuf));
+}
+
+std::string formatAddress(const sockaddr_in& address) {
+    char ipBuffer[24];
+    sprintf(ipBuffer,
+            "%d.%d.%d.%d:%d",
+            (address.sin_addr.s_addr >> 0) & 0xff,
+            (address.sin_addr.s_addr >> 8) & 0xff,
+            (address.sin_addr.s_addr >> 16) & 0xff,
+            (address.sin_addr.s_addr >> 24) & 0xff,
+            htons(address.sin_port));
+    return ipBuffer;
+}
+
+std::vector<std::string> split(const std::string& input, char splitChar) {
+    if (input.empty()) return std::vector<std::string>();
+    std::vector<std::string> result;
+    size_t pos = 0;
+    size_t newPos;
+    while ((newPos = input.find(splitChar, pos)) != std::string::npos) {
+        result.push_back(input.substr(pos, newPos - pos));
+        pos = newPos + 1;
+    }
+    result.push_back(input.substr(pos));
+    return result;
+}
+
+void replace(std::string& string, const std::string& find, const std::string& replace) {
+    size_t pos = 0;
+    const size_t findLen = find.length();
+    const size_t replaceLen = replace.length();
+    while ((pos = string.find(find, pos)) != std::string::npos) {
+        string = string.substr(0, pos) + replace + string.substr(pos + findLen);
+        pos += replaceLen;
+    }
+}
+
+bool caseInsensitiveSame(const std::string &lhs, const std::string &rhs) {
+    return strcasecmp(lhs.c_str(), rhs.c_str()) == 0;
+}
+
+}