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-rw-r--r--sha1dc_git.h28
1 files changed, 16 insertions, 12 deletions
diff --git a/sha1dc_git.h b/sha1dc_git.h
index a8a5c1da16..a8c2729278 100644
--- a/sha1dc_git.h
+++ b/sha1dc_git.h
@@ -1,19 +1,23 @@
-/*
- * This code is included at the end of sha1dc/sha1.h with the
- * SHA1DC_CUSTOM_TRAILING_INCLUDE_SHA1_H macro.
- */
+/* Plumbing with collition-detecting SHA1 code */
-/*
- * Same as SHA1DCFinal, but convert collision attack case into a verbose die().
- */
-void git_SHA1DCFinal(unsigned char [20], SHA1_CTX *);
+#ifdef DC_SHA1_SUBMODULE
+#include "sha1collisiondetection/lib/sha1.h"
+#elif defined(DC_SHA1_EXTERNAL)
+#include <sha1dc/sha1.h>
+#else
+#include "sha1dc/sha1.h"
+#endif
+
+#ifdef DC_SHA1_EXTERNAL
+void git_SHA1DCInit(SHA1_CTX *);
+#else
+#define git_SHA1DCInit SHA1DCInit
+#endif
-/*
- * Same as SHA1DCUpdate, but adjust types to match git's usual interface.
- */
+void git_SHA1DCFinal(unsigned char [20], SHA1_CTX *);
void git_SHA1DCUpdate(SHA1_CTX *ctx, const void *data, unsigned long len);
#define platform_SHA_CTX SHA1_CTX
-#define platform_SHA1_Init SHA1DCInit
+#define platform_SHA1_Init git_SHA1DCInit
#define platform_SHA1_Update git_SHA1DCUpdate
#define platform_SHA1_Final git_SHA1DCFinal