Preliminary WebSocket protocol support.

1 files changed, 24 insertions, 0 deletions

diff --git a/includes/SHA1.h b/includes/SHA1.h
new file mode 100644
index 0000000..f70f6b7
--- /dev/null
+++ b/includes/SHA1.h
@@ -0,0 +1,24 @@
+#pragma once
+
+#include <Exceptions.h>
+
+namespace Balau {
+
+class SHA1 {
+  public:
+      SHA1() { reset(); }
+    void reset();
+    void update(const uint8_t* data, const size_t len);
+    void final(uint8_t * digest);
+
+    enum { DIGEST_SIZE = 20 };
+
+  private:
+    void transform(uint32_t state[5], const uint8_t buffer[64]);
+
+    uint32_t m_state[5];
+    uint32_t m_count[2];
+    uint8_t m_buffer[64];
+};
+
+};