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-rw-r--r--crypto/internal.h43
1 files changed, 28 insertions, 15 deletions
diff --git a/crypto/internal.h b/crypto/internal.h
index 964b9a60ca2..68612874b5f 100644
--- a/crypto/internal.h
+++ b/crypto/internal.h
@@ -16,7 +16,7 @@
#include <linux/highmem.h>
#include <linux/interrupt.h>
#include <linux/init.h>
-#include <linux/kmod.h>
+#include <linux/kernel.h>
#include <asm/kmap_types.h>
extern enum km_type crypto_km_types[];
@@ -42,20 +42,6 @@ static inline void crypto_yield(struct crypto_tfm *tfm)
cond_resched();
}
-static inline void *crypto_tfm_ctx(struct crypto_tfm *tfm)
-{
- return (void *)&tfm[1];
-}
-
-struct crypto_alg *crypto_alg_lookup(const char *name);
-
-/* A far more intelligent version of this is planned. For now, just
- * try an exact match on the name of the algorithm. */
-static inline struct crypto_alg *crypto_alg_mod_lookup(const char *name)
-{
- return try_then_request_module(crypto_alg_lookup(name), name);
-}
-
#ifdef CONFIG_CRYPTO_HMAC
int crypto_alloc_hmac_block(struct crypto_tfm *tfm);
void crypto_free_hmac_block(struct crypto_tfm *tfm);
@@ -76,6 +62,33 @@ static inline void crypto_init_proc(void)
{ }
#endif
+static inline unsigned int crypto_digest_ctxsize(struct crypto_alg *alg,
+ int flags)
+{
+ return alg->cra_ctxsize;
+}
+
+static inline unsigned int crypto_cipher_ctxsize(struct crypto_alg *alg,
+ int flags)
+{
+ unsigned int len = alg->cra_ctxsize;
+
+ switch (flags & CRYPTO_TFM_MODE_MASK) {
+ case CRYPTO_TFM_MODE_CBC:
+ len = ALIGN(len, alg->cra_alignmask + 1);
+ len += alg->cra_blocksize;
+ break;
+ }
+
+ return len;
+}
+
+static inline unsigned int crypto_compress_ctxsize(struct crypto_alg *alg,
+ int flags)
+{
+ return alg->cra_ctxsize;
+}
+
int crypto_init_digest_flags(struct crypto_tfm *tfm, u32 flags);
int crypto_init_cipher_flags(struct crypto_tfm *tfm, u32 flags);
int crypto_init_compress_flags(struct crypto_tfm *tfm, u32 flags);