From 4cc7720cd165273b08a72b4193146dffee58e34b Mon Sep 17 00:00:00 2001
From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Sun, 6 Aug 2006 21:16:34 +1000
Subject: [CRYPTO] api: Add template registration

A crypto_template generates a crypto_alg object when given a set of
parameters.  this patch adds the basic data structure fo templates
and code to handle their registration/deregistration.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 crypto/internal.h | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'crypto/internal.h')

diff --git a/crypto/internal.h b/crypto/internal.h
index 26f47d33155..c3ab4a950f3 100644
--- a/crypto/internal.h
+++ b/crypto/internal.h
@@ -19,11 +19,15 @@
 #include <linux/interrupt.h>
 #include <linux/init.h>
 #include <linux/list.h>
+#include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/rwsem.h>
 #include <linux/slab.h>
 #include <asm/kmap_types.h>
 
+struct crypto_instance;
+struct crypto_template;
+
 extern struct list_head crypto_alg_list;
 extern struct rw_semaphore crypto_alg_sem;
 
@@ -112,5 +116,18 @@ void crypto_exit_digest_ops(struct crypto_tfm *tfm);
 void crypto_exit_cipher_ops(struct crypto_tfm *tfm);
 void crypto_exit_compress_ops(struct crypto_tfm *tfm);
 
+int crypto_register_instance(struct crypto_template *tmpl,
+			     struct crypto_instance *inst);
+
+static inline int crypto_tmpl_get(struct crypto_template *tmpl)
+{
+	return try_module_get(tmpl->module);
+}
+
+static inline void crypto_tmpl_put(struct crypto_template *tmpl)
+{
+	module_put(tmpl->module);
+}
+
 #endif	/* _CRYPTO_INTERNAL_H */
 
-- 
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