Adding missing header files.

1 files changed, 32 insertions, 0 deletions

diff --git a/include/sha256.h b/include/sha256.h
new file mode 100644
index 0000000..91b5adc
--- /dev/null
+++ b/include/sha256.h
@@ -0,0 +1,32 @@
+#ifndef _SHA256_H
+#define _SHA256_H
+
+#ifndef uint8
+#define uint8  unsigned char
+#endif
+
+#ifndef uint32
+#define uint32 unsigned long int
+#endif
+
+typedef struct
+{
+    uint32 total[2];
+    uint32 state[8];
+    uint8 buffer[64];
+}
+sha256_context;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void sha256_starts( sha256_context *ctx );
+void sha256_update( sha256_context *ctx, uint8 *input, uint32 length );
+void sha256_finish( sha256_context *ctx, uint8 digest[32] );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* sha256.h */