1 files changed, 38 insertions, 0 deletions
diff --git a/util/hash/sha1.h b/util/hash/sha1.h
new file mode 100644
index 000000000..608849623
--- /dev/null
+++ b/util/hash/sha1.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) the libgit2 contributors. All rights reserved.
+ *
+ * This file is part of libgit2, distributed under the GNU GPL v2 with
+ * a Linking Exception. For full terms see the included COPYING file.
+ */
+
+#ifndef INCLUDE_hash_sha1_h__
+#define INCLUDE_hash_sha1_h__
+
+#include "util_common.h"
+
+typedef struct git_hash_sha1_ctx git_hash_sha1_ctx;
+
+#if defined(GIT_SHA1_COLLISIONDETECT)
+# include "sha1/collisiondetect.h"
+#elif defined(GIT_SHA1_COMMON_CRYPTO)
+# include "sha1/common_crypto.h"
+#elif defined(GIT_SHA1_OPENSSL)
+# include "sha1/openssl.h"
+#elif defined(GIT_SHA1_WIN32)
+# include "sha1/win32.h"
+#elif defined(GIT_SHA1_MBEDTLS)
+# include "sha1/mbedtls.h"
+#else
+# include "sha1/generic.h"
+#endif
+
+int git_hash_sha1_global_init(void);
+
+int git_hash_sha1_ctx_init(git_hash_sha1_ctx *ctx);
+void git_hash_sha1_ctx_cleanup(git_hash_sha1_ctx *ctx);
+
+int git_hash_sha1_init(git_hash_sha1_ctx *c);
+int git_hash_sha1_update(git_hash_sha1_ctx *c, const void *data, size_t len);
+int git_hash_sha1_final(git_oid *out, git_hash_sha1_ctx *c);
+
+#endif