1 files changed, 18 insertions, 0 deletions
diff --git a/arm/sha1.h b/arm/sha1.h
new file mode 100644
index 0000000000..3952646349
--- /dev/null
+++ b/arm/sha1.h
@@ -0,0 +1,18 @@
+/*
+ * SHA-1 implementation optimized for ARM
+ *
+ * Copyright:	(C) 2005 by Nicolas Pitre <nico@cam.org>
+ * Created:	September 17, 2005
+ */
+
+#include <stdint.h>
+
+typedef struct sha_context {
+	uint64_t len;
+	uint32_t hash[5];
+	unsigned char buffer[64];
+} SHA_CTX;
+
+void SHA1_Init(SHA_CTX *c);
+void SHA1_Update(SHA_CTX *c, const void *p, unsigned long n);
+void SHA1_Final(unsigned char *hash, SHA_CTX *c);