1 files changed, 28 insertions, 0 deletions
diff --git a/sha1.h b/sha1.h
new file mode 100644
index 00000000..1accbc77
--- /dev/null
+++ b/sha1.h
@@ -0,0 +1,28 @@
+#ifndef SHA1_H
+#define SHA1_H
+
+/*
+   SHA-1 in C
+   By Steve Reid <steve@edmweb.com>
+   100% Public Domain
+ */
+
+#include "stdint.h"
+
+typedef struct {
+    uint32_t state[5];
+    uint32_t count[2];
+    unsigned char buffer[64];
+} SHA1_CTX;
+
+void SHA1Transform(uint32_t state[5], const unsigned char buffer[64]);
+
+void SHA1Init(SHA1_CTX *context);
+
+void SHA1Update(SHA1_CTX *context, const unsigned char *data, uint32_t len);
+
+void SHA1Final(unsigned char digest[20], SHA1_CTX *context);
+
+void SHA1(char *hash_out, const char *str, int len);
+
+#endif /* SHA1_H */