X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=include%2Flinux%2Fcrypto.h;h=3d2317e4af2e4b4475c2fc18ff1db3b475ae1d52;hb=404443081ce5e6f68b5f7eda16c959835ff200c0;hp=c43dc47fdf75e8127498a79290c6c10ef4b945e8;hpb=30d38542ec777468bb6a31829076a2dbc5690e35;p=linux-2.6-omap-h63xx.git

diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index c43dc47fdf7..3d2317e4af2 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -38,6 +38,7 @@
 #define CRYPTO_ALG_TYPE_DIGEST		0x00000008
 #define CRYPTO_ALG_TYPE_HASH		0x00000009
 #define CRYPTO_ALG_TYPE_AHASH		0x0000000a
+#define CRYPTO_ALG_TYPE_RNG		0x0000000c
 
 #define CRYPTO_ALG_TYPE_HASH_MASK	0x0000000e
 #define CRYPTO_ALG_TYPE_AHASH_MASK	0x0000000c
@@ -60,6 +61,14 @@
  */
 #define CRYPTO_ALG_GENIV		0x00000200
 
+/*
+ * Set if the algorithm has passed automated run-time testing.  Note that
+ * if there is no run-time testing for a given algorithm it is considered
+ * to have passed.
+ */
+
+#define CRYPTO_ALG_TESTED		0x00000400
+
 /*
  * Transform masks and values (for crt_flags).
  */
@@ -105,6 +114,7 @@ struct crypto_aead;
 struct crypto_blkcipher;
 struct crypto_hash;
 struct crypto_ahash;
+struct crypto_rng;
 struct crypto_tfm;
 struct crypto_type;
 struct aead_givcrypt_request;
@@ -290,6 +300,15 @@ struct compress_alg {
 			      unsigned int slen, u8 *dst, unsigned int *dlen);
 };
 
+struct rng_alg {
+	int (*rng_make_random)(struct crypto_rng *tfm, u8 *rdata,
+			       unsigned int dlen);
+	int (*rng_reset)(struct crypto_rng *tfm, u8 *seed, unsigned int slen);
+
+	unsigned int seedsize;
+};
+
+
 #define cra_ablkcipher	cra_u.ablkcipher
 #define cra_aead	cra_u.aead
 #define cra_blkcipher	cra_u.blkcipher
@@ -298,6 +317,7 @@ struct compress_alg {
 #define cra_hash	cra_u.hash
 #define cra_ahash	cra_u.ahash
 #define cra_compress	cra_u.compress
+#define cra_rng		cra_u.rng
 
 struct crypto_alg {
 	struct list_head cra_list;
@@ -325,6 +345,7 @@ struct crypto_alg {
 		struct hash_alg hash;
 		struct ahash_alg ahash;
 		struct compress_alg compress;
+		struct rng_alg rng;
 	} cra_u;
 
 	int (*cra_init)(struct crypto_tfm *tfm);
@@ -430,6 +451,12 @@ struct compress_tfm {
 	                      u8 *dst, unsigned int *dlen);
 };
 
+struct rng_tfm {
+	int (*rng_gen_random)(struct crypto_rng *tfm, u8 *rdata,
+			      unsigned int dlen);
+	int (*rng_reset)(struct crypto_rng *tfm, u8 *seed, unsigned int slen);
+};
+
 #define crt_ablkcipher	crt_u.ablkcipher
 #define crt_aead	crt_u.aead
 #define crt_blkcipher	crt_u.blkcipher
@@ -437,6 +464,7 @@ struct compress_tfm {
 #define crt_hash	crt_u.hash
 #define crt_ahash	crt_u.ahash
 #define crt_compress	crt_u.compress
+#define crt_rng		crt_u.rng
 
 struct crypto_tfm {
 
@@ -450,6 +478,7 @@ struct crypto_tfm {
 		struct hash_tfm hash;
 		struct ahash_tfm ahash;
 		struct compress_tfm compress;
+		struct rng_tfm rng;
 	} crt_u;
 	
 	struct crypto_alg *__crt_alg;
@@ -481,6 +510,10 @@ struct crypto_hash {
 	struct crypto_tfm base;
 };
 
+struct crypto_rng {
+	struct crypto_tfm base;
+};
+
 enum {
 	CRYPTOA_UNSPEC,
 	CRYPTOA_ALG,
@@ -515,6 +548,8 @@ struct crypto_tfm *crypto_alloc_tfm(const char *alg_name, u32 tfm_flags);
 struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask);
 void crypto_free_tfm(struct crypto_tfm *tfm);
 
+int alg_test(const char *driver, const char *alg, u32 type, u32 mask);
+
 /*
  * Transform helpers which query the underlying algorithm.
  */