8 files changed, 239 insertions, 4 deletions

diff --git a/include/crypto/aes.h b/include/crypto/aes.h
index 656a4c66a568..7524ba3b6f3c 100644
--- a/include/crypto/aes.h
+++ b/include/crypto/aes.h
@@ -17,10 +17,14 @@
 #define AES_MAX_KEYLENGTH       (15 * 16)
 #define AES_MAX_KEYLENGTH_U32   (AES_MAX_KEYLENGTH / sizeof(u32))
 
+/*
+ * Please ensure that the first two fields are 16-byte aligned
+ * relative to the start of the structure, i.e., don't move them!
+ */
 struct crypto_aes_ctx {
-        u32 key_length;
         u32 key_enc[AES_MAX_KEYLENGTH_U32];
         u32 key_dec[AES_MAX_KEYLENGTH_U32];
+        u32 key_length;
 };
 
 extern const u32 crypto_ft_tab[4][256];
diff --git a/include/crypto/compress.h b/include/crypto/compress.h
new file mode 100644
index 000000000000..86163ef24219
--- /dev/null
+++ b/include/crypto/compress.h
@@ -0,0 +1,145 @@
+/*
+ * Compress: Compression algorithms under the cryptographic API.
+ *
+ * Copyright 2008 Sony Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.
+ * If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _CRYPTO_COMPRESS_H
+#define _CRYPTO_COMPRESS_H
+
+#include <linux/crypto.h>
+
+
+struct comp_request {
+        const void *next_in;            /* next input byte */
+        void *next_out;                 /* next output byte */
+        unsigned int avail_in;          /* bytes available at next_in */
+        unsigned int avail_out;         /* bytes available at next_out */
+};
+
+enum zlib_comp_params {
+        ZLIB_COMP_LEVEL = 1,            /* e.g. Z_DEFAULT_COMPRESSION */
+        ZLIB_COMP_METHOD,               /* e.g. Z_DEFLATED */
+        ZLIB_COMP_WINDOWBITS,           /* e.g. MAX_WBITS */
+        ZLIB_COMP_MEMLEVEL,             /* e.g. DEF_MEM_LEVEL */
+        ZLIB_COMP_STRATEGY,             /* e.g. Z_DEFAULT_STRATEGY */
+        __ZLIB_COMP_MAX,
+};
+
+#define ZLIB_COMP_MAX   (__ZLIB_COMP_MAX - 1)
+
+
+enum zlib_decomp_params {
+        ZLIB_DECOMP_WINDOWBITS = 1,     /* e.g. DEF_WBITS */
+        __ZLIB_DECOMP_MAX,
+};
+
+#define ZLIB_DECOMP_MAX (__ZLIB_DECOMP_MAX - 1)
+
+
+struct crypto_pcomp {
+        struct crypto_tfm base;
+};
+
+struct pcomp_alg {
+        int (*compress_setup)(struct crypto_pcomp *tfm, void *params,
+                              unsigned int len);
+        int (*compress_init)(struct crypto_pcomp *tfm);
+        int (*compress_update)(struct crypto_pcomp *tfm,
+                               struct comp_request *req);
+        int (*compress_final)(struct crypto_pcomp *tfm,
+                              struct comp_request *req);
+        int (*decompress_setup)(struct crypto_pcomp *tfm, void *params,
+                                unsigned int len);
+        int (*decompress_init)(struct crypto_pcomp *tfm);
+        int (*decompress_update)(struct crypto_pcomp *tfm,
+                                 struct comp_request *req);
+        int (*decompress_final)(struct crypto_pcomp *tfm,
+                                struct comp_request *req);
+
+        struct crypto_alg base;
+};
+
+extern struct crypto_pcomp *crypto_alloc_pcomp(const char *alg_name, u32 type,
+                                               u32 mask);
+
+static inline struct crypto_tfm *crypto_pcomp_tfm(struct crypto_pcomp *tfm)
+{
+        return &tfm->base;
+}
+
+static inline void crypto_free_pcomp(struct crypto_pcomp *tfm)
+{
+        crypto_destroy_tfm(tfm, crypto_pcomp_tfm(tfm));
+}
+
+static inline struct pcomp_alg *__crypto_pcomp_alg(struct crypto_alg *alg)
+{
+        return container_of(alg, struct pcomp_alg, base);
+}
+
+static inline struct pcomp_alg *crypto_pcomp_alg(struct crypto_pcomp *tfm)
+{
+        return __crypto_pcomp_alg(crypto_pcomp_tfm(tfm)->__crt_alg);
+}
+
+static inline int crypto_compress_setup(struct crypto_pcomp *tfm,
+                                        void *params, unsigned int len)
+{
+        return crypto_pcomp_alg(tfm)->compress_setup(tfm, params, len);
+}
+
+static inline int crypto_compress_init(struct crypto_pcomp *tfm)
+{
+        return crypto_pcomp_alg(tfm)->compress_init(tfm);
+}
+
+static inline int crypto_compress_update(struct crypto_pcomp *tfm,
+                                         struct comp_request *req)
+{
+        return crypto_pcomp_alg(tfm)->compress_update(tfm, req);
+}
+
+static inline int crypto_compress_final(struct crypto_pcomp *tfm,
+                                        struct comp_request *req)
+{
+        return crypto_pcomp_alg(tfm)->compress_final(tfm, req);
+}
+
+static inline int crypto_decompress_setup(struct crypto_pcomp *tfm,
+                                          void *params, unsigned int len)
+{
+        return crypto_pcomp_alg(tfm)->decompress_setup(tfm, params, len);
+}
+
+static inline int crypto_decompress_init(struct crypto_pcomp *tfm)
+{
+        return crypto_pcomp_alg(tfm)->decompress_init(tfm);
+}
+
+static inline int crypto_decompress_update(struct crypto_pcomp *tfm,
+                                           struct comp_request *req)
+{
+        return crypto_pcomp_alg(tfm)->decompress_update(tfm, req);
+}
+
+static inline int crypto_decompress_final(struct crypto_pcomp *tfm,
+                                          struct comp_request *req)
+{
+        return crypto_pcomp_alg(tfm)->decompress_final(tfm, req);
+}
+
+#endif  /* _CRYPTO_COMPRESS_H */
diff --git a/include/crypto/cryptd.h b/include/crypto/cryptd.h
new file mode 100644
index 000000000000..55fa7bbdbc71
--- /dev/null
+++ b/include/crypto/cryptd.h
@@ -0,0 +1,27 @@
+/*
+ * Software async crypto daemon
+ */
+
+#ifndef _CRYPTO_CRYPT_H
+#define _CRYPTO_CRYPT_H
+
+#include <linux/crypto.h>
+#include <linux/kernel.h>
+
+struct cryptd_ablkcipher {
+        struct crypto_ablkcipher base;
+};
+
+static inline struct cryptd_ablkcipher *__cryptd_ablkcipher_cast(
+        struct crypto_ablkcipher *tfm)
+{
+        return (struct cryptd_ablkcipher *)tfm;
+}
+
+/* alg_name should be algorithm to be cryptd-ed */
+struct cryptd_ablkcipher *cryptd_alloc_ablkcipher(const char *alg_name,
+                                                  u32 type, u32 mask);
+struct crypto_blkcipher *cryptd_ablkcipher_child(struct cryptd_ablkcipher *tfm);
+void cryptd_free_ablkcipher(struct cryptd_ablkcipher *tfm);
+
+#endif
diff --git a/include/crypto/crypto_wq.h b/include/crypto/crypto_wq.h
new file mode 100644
index 000000000000..a7d252daf91b
--- /dev/null
+++ b/include/crypto/crypto_wq.h
@@ -0,0 +1,7 @@
+#ifndef CRYPTO_WQ_H
+#define CRYPTO_WQ_H
+
+#include <linux/workqueue.h>
+
+extern struct workqueue_struct *kcrypto_wq;
+#endif
diff --git a/include/crypto/hash.h b/include/crypto/hash.h
index d797e119e3d5..d56bb71617c3 100644
--- a/include/crypto/hash.h
+++ b/include/crypto/hash.h
@@ -231,6 +231,11 @@ static inline unsigned int crypto_shash_alignmask(
         return crypto_tfm_alg_alignmask(crypto_shash_tfm(tfm));
 }
 
+static inline unsigned int crypto_shash_blocksize(struct crypto_shash *tfm)
+{
+        return crypto_tfm_alg_blocksize(crypto_shash_tfm(tfm));
+}
+
 static inline struct shash_alg *__crypto_shash_alg(struct crypto_alg *alg)
 {
         return container_of(alg, struct shash_alg, base);
diff --git a/include/crypto/internal/compress.h b/include/crypto/internal/compress.h
new file mode 100644
index 000000000000..178a888d1d93
--- /dev/null
+++ b/include/crypto/internal/compress.h
@@ -0,0 +1,28 @@
+/*
+ * Compress: Compression algorithms under the cryptographic API.
+ *
+ * Copyright 2008 Sony Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.
+ * If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _CRYPTO_INTERNAL_COMPRESS_H
+#define _CRYPTO_INTERNAL_COMPRESS_H
+
+#include <crypto/compress.h>
+
+extern int crypto_register_pcomp(struct pcomp_alg *alg);
+extern int crypto_unregister_pcomp(struct pcomp_alg *alg);
+
+#endif  /* _CRYPTO_INTERNAL_COMPRESS_H */
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 1f2e9020acc6..ec29fa268b94 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -40,6 +40,7 @@
 #define CRYPTO_ALG_TYPE_SHASH           0x00000009
 #define CRYPTO_ALG_TYPE_AHASH           0x0000000a
 #define CRYPTO_ALG_TYPE_RNG             0x0000000c
+#define CRYPTO_ALG_TYPE_PCOMPRESS       0x0000000f
 
 #define CRYPTO_ALG_TYPE_HASH_MASK       0x0000000e
 #define CRYPTO_ALG_TYPE_AHASH_MASK      0x0000000c
@@ -548,9 +549,6 @@ struct crypto_attr_u32 {
  * Transform user interface.
  */
  
-struct crypto_tfm *crypto_alloc_tfm(const char *alg_name,
-                                    const struct crypto_type *frontend,
-                                    u32 type, u32 mask);
 struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask);
 void crypto_destroy_tfm(void *mem, struct crypto_tfm *tfm);
 
diff --git a/include/linux/timeriomem-rng.h b/include/linux/timeriomem-rng.h
new file mode 100644
index 000000000000..dd253177f65f
--- /dev/null
+++ b/include/linux/timeriomem-rng.h
@@ -0,0 +1,21 @@
+/*
+ * linux/include/linux/timeriomem-rng.h
+ *
+ * Copyright (c) 2009 Alexander Clouter <alex@digriz.org.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/completion.h>
+
+struct timeriomem_rng_data {
+        struct completion       completion;
+        unsigned int            present:1;
+
+        u32 __iomem             *address;
+
+        /* measures in usecs */
+        unsigned int            period;
+};