1 files changed, 33 insertions, 0 deletions
diff --git a/xsig/src/base64.hpp b/xsig/src/base64.hpp
new file mode 100644
index 0000000..70d4e40
--- /dev/null
+++ b/xsig/src/base64.hpp
@@ -0,0 +1,33 @@
+//Chris Xiong 2022
+//License: MPL-2.0
+#include <cstdint>
+#include <string>
+
+class Base64Encoder
+{
+private:
+    static const char *b64c;
+    uint8_t counter;
+    uint8_t rem;
+    std::string ret;
+public:
+    Base64Encoder();
+    void encode_data(const void *data, size_t len);
+    std::string finalize();
+};
+
+class Base64Decoder
+{
+private:
+    static const uint8_t b64v[];
+    size_t dlen;
+    bool invalid;
+    uint8_t rem;
+    uint8_t counter;
+    size_t bp;
+    std::string s;
+public:
+    Base64Decoder(std::string &&b);
+    size_t decoded_length();
+    size_t decode_data(const void *data, size_t len);
+};