1 files changed, 57 insertions, 0 deletions
diff --git a/tools/firmware-utils/src/sha1.h b/tools/firmware-utils/src/sha1.h
new file mode 100644
index 000000000..425267a30
--- /dev/null
+++ b/tools/firmware-utils/src/sha1.h
@@ -0,0 +1,57 @@
+#ifndef _SHA1_H
+#define _SHA1_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef _STD_TYPES
+#define _STD_TYPES
+
+#define uchar   unsigned char
+#define uint    unsigned int
+#define ulong   unsigned long int
+
+#endif
+
+typedef struct
+{
+    ulong total[2];
+    ulong state[5];
+    uchar buffer[64];
+}
+sha1_context;
+
+/*
+ * Core SHA-1 functions
+ */
+void sha1_starts( sha1_context *ctx );
+void sha1_update( sha1_context *ctx, uchar *input, uint length );
+void sha1_finish( sha1_context *ctx, uchar digest[20] );
+
+/*
+ * Output SHA-1(file contents), returns 0 if successful.
+ */
+int sha1_file( char *filename, uchar digest[20] );
+
+/*
+ * Output SHA-1(buf)
+ */
+void sha1_csum( uchar *buf, uint buflen, uchar digest[20] );
+
+/*
+ * Output HMAC-SHA-1(key,buf)
+ */
+void sha1_hmac( uchar *key, uint keylen, uchar *buf, uint buflen,
+                uchar digest[20] );
+
+/*
+ * Checkup routine
+ */
+int sha1_self_test( void );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* sha1.h */