MFC r282726:

Ensure libmd symbols do not clash with libcrypto

Add a prefix to all symbols in libmd to avoid incompatibilites
with same-named, but not binary compatible, symbols from libcrypto.

Also introduce Weak aliases to avoid the need to rebuild dependent
binaries and a major version bump.

PR:             199119
Differential Revision:  D2216
Reviewed by:    roberto, delphij
MFC after:      2 weeks

TAG:	IPSEC-HEAD
Issue:	#4841

1 files changed, 15 insertions, 0 deletions

diff --git a/lib/libmd/ripemd.h b/lib/libmd/ripemd.h
index 2ff35cc..1f8725a 100644
--- a/lib/libmd/ripemd.h
+++ b/lib/libmd/ripemd.h
@@ -81,6 +81,21 @@ typedef struct RIPEMD160state_st {
 } RIPEMD160_CTX;
 
 __BEGIN_DECLS
+
+/* Ensure libmd symbols do not clash with libcrypto */
+
+#define RIPEMD160_Init		_libmd_RIPEMD160_Init
+#define RIPEMD160_Update	_libmd_RIPEMD160_Update
+#define RIPEMD160_Final		_libmd_RIPEMD160_Final
+#define RIPEMD160_End		_libmd_RIPEMD160_End
+#define RIPEMD160_File		_libmd_RIPEMD160_File
+#define RIPEMD160_FileChunk	_libmd_RIPEMD160_FileChunk
+#define RIPEMD160_Data		_libmd_RIPEMD160_Data
+
+#define RIPEMD160_Transform	_libmd_RIPEMD160_Transform
+#define RMD160_version		_libmd_RMD160_version
+#define ripemd160_block		_libmd_ripemd160_block
+
 void	RIPEMD160_Init(RIPEMD160_CTX *c);
 void	RIPEMD160_Update(RIPEMD160_CTX *c, const void *data,
 			 size_t len);