X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Flinux%2Fcrypto.h;h=387da6a3e58c605e90c55751801d79a05480cbd7;hb=6a77f38946aaee1cd85eeec6cf4229b204c15071;hp=0f0d8a9f5b53616f4fc15fa52b197be3e70ffb28;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git

diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 0f0d8a9f5..387da6a3e 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -16,6 +16,7 @@
 #ifndef _LINUX_CRYPTO_H
 #define _LINUX_CRYPTO_H
 
+#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
@@ -56,6 +57,9 @@
 #define CRYPTO_UNSPEC			0
 #define CRYPTO_MAX_ALG_NAME		64
 
+#define CRYPTO_DIR_ENCRYPT		1
+#define CRYPTO_DIR_DECRYPT		0
+
 struct scatterlist;
 
 /*
@@ -118,7 +122,14 @@ int crypto_unregister_alg(struct crypto_alg *alg);
 /*
  * Algorithm query interface.
  */
+#ifdef CONFIG_CRYPTO
 int crypto_alg_available(const char *name, u32 flags);
+#else
+static inline int crypto_alg_available(const char *name, u32 flags)
+{
+	return 0;
+}
+#endif
 
 /*
  * Transforms: user-instantiated objects which encapsulate algorithms