1 files changed, 58 insertions, 0 deletions
diff --git a/src/misc_functions.cpp b/src/misc_functions.cpp
new file mode 100644
index 0000000..0e00bdf
--- /dev/null
+++ b/src/misc_functions.cpp
@@ -0,0 +1,58 @@
+#include <string>
+#include <iostream>
+#include <sstream>
+
+long strtolong(const std::string& str) {
+	std::istringstream stream (str);
+	long i = 0;
+	stream >> i;
+	return i;
+}
+
+long long strtolonglong(const std::string& str) {
+	std::istringstream stream (str);
+	long long i = 0;
+	stream >> i;
+	return i;
+}
+
+
+std::string inttostr(const int i) {
+	std::string str;
+	std::stringstream out;
+	out << i;
+	str = out.str();
+	return str;
+}
+
+std::string hex_decode(const std::string &in) {
+	std::string out;
+	out.reserve(20);
+	unsigned int in_length = in.length();
+	for(unsigned int i = 0; i < in_length; i++) {
+		unsigned char x = '0';
+		if(in[i] == '%' && (i + 2) < in_length) {
+			i++;
+			if(in[i] >= 'a' && in[i] <= 'f') {
+				x = static_cast<unsigned char>((in[i]-87) << 4);
+			} else if(in[i] >= 'A' && in[i] <= 'F') {
+				x = static_cast<unsigned char>((in[i]-55) << 4);
+			} else if(in[i] >= '0' && in[i] <= '9') {
+				x = static_cast<unsigned char>((in[i]-48) << 4);
+			}
+			
+			i++;
+			if(in[i] >= 'a' && in[i] <= 'f') {
+				x += static_cast<unsigned char>(in[i]-87);
+			} else if(in[i] >= 'A' && in[i] <= 'F') {
+				x += static_cast<unsigned char>(in[i]-55);
+			} else if(in[i] >= '0' && in[i] <= '9') {
+				x += static_cast<unsigned char>(in[i]-48);
+			}
+		} else {
+			x = in[i];
+		}
+		out.push_back(x);
+	}
+	return out;
+}