Add "extern C {...} to header files for C++ builds.

[freeradius.git] / src / include / md4.h

diff --git a/src/include/md4.h b/src/include/md4.h
index bd71e48..348d7bb 100644 (file)
--- a/src/include/md4.h
+++ b/src/include/md4.h
@@ -26,6 +26,14 @@ RCSIDH(md4_h, "$Id$")
 
 #include <string.h>
 
+#ifdef WITH_OPENSSL_MD4
+#include <openssl/md4.h>
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 void fr_md4_calc (unsigned char *, const unsigned char *, unsigned int);
 
 #ifndef WITH_OPENSSL_MD4
@@ -66,8 +74,6 @@ typedef struct FR_MD4Context {
        uint8_t buffer[MD4_BLOCK_LENGTH];       /* input buffer */
 } FR_MD4_CTX;
 
-/*#include <sys/cdefs.h>*/
-
 /*__BEGIN_DECLS*/
 void    fr_MD4Init(FR_MD4_CTX *);
 void    fr_MD4Update(FR_MD4_CTX *, const uint8_t *, size_t)
@@ -80,8 +86,6 @@ void   fr_MD4Transform(uint32_t [4], const uint8_t [MD4_BLOCK_LENGTH])
 /*__END_DECLS*/
 #else  /* WITH_OPENSSL_MD4 */
 
-#include <openssl/md4.h>
-
 #define FR_MD4_CTX     MD4_CTX
 #define fr_MD4Init     MD4_Init
 #define fr_MD4Update   MD4_Update
@@ -89,4 +93,8 @@ void   fr_MD4Transform(uint32_t [4], const uint8_t [MD4_BLOCK_LENGTH])
 #define fr_MD4Transform MD4_Transform
 #endif
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* _FR_MD4_H */