crypto: api - Add crypto_attr_alg2 helper

[mirror_ubuntu-jammy-kernel.git] / include / crypto / algapi.h

diff --git a/include/crypto/algapi.h b/include/crypto/algapi.h
index 60d06e784be3aa54464c0263e4611c087cc0a17c..1d15a926041e7a3d443b697c11ea35969d651e5e 100644 (file)
--- a/include/crypto/algapi.h
+++ b/include/crypto/algapi.h
@@ -22,9 +22,18 @@ struct seq_file;
 
 struct crypto_type {
        unsigned int (*ctxsize)(struct crypto_alg *alg, u32 type, u32 mask);
+       unsigned int (*extsize)(struct crypto_alg *alg,
+                               const struct crypto_type *frontend);
        int (*init)(struct crypto_tfm *tfm, u32 type, u32 mask);
-       void (*exit)(struct crypto_tfm *tfm);
+       int (*init_tfm)(struct crypto_tfm *tfm,
+                       const struct crypto_type *frontend);
        void (*show)(struct seq_file *m, struct crypto_alg *alg);
+       struct crypto_alg *(*lookup)(const char *name, u32 type, u32 mask);
+
+       unsigned int type;
+       unsigned int maskclear;
+       unsigned int maskset;
+       unsigned int tfmsize;
 };
 
 struct crypto_instance {
@@ -43,6 +52,7 @@ struct crypto_template {
 
        struct crypto_instance *(*alloc)(struct rtattr **tb);
        void (*free)(struct crypto_instance *inst);
+       int (*create)(struct crypto_template *tmpl, struct rtattr **tb);
 
        char name[CRYPTO_MAX_ALG_NAME];
 };
@@ -51,6 +61,7 @@ struct crypto_spawn {
        struct list_head list;
        struct crypto_alg *alg;
        struct crypto_instance *inst;
+       const struct crypto_type *frontend;
        u32 mask;
 };
 
@@ -107,9 +118,14 @@ struct crypto_template *crypto_lookup_template(const char *name);
 
 int crypto_init_spawn(struct crypto_spawn *spawn, struct crypto_alg *alg,
                      struct crypto_instance *inst, u32 mask);
+int crypto_init_spawn2(struct crypto_spawn *spawn, struct crypto_alg *alg,
+                      struct crypto_instance *inst,
+                      const struct crypto_type *frontend);
+
 void crypto_drop_spawn(struct crypto_spawn *spawn);
 struct crypto_tfm *crypto_spawn_tfm(struct crypto_spawn *spawn, u32 type,
                                    u32 mask);
+void *crypto_spawn_tfm2(struct crypto_spawn *spawn);
 
 static inline void crypto_set_spawn(struct crypto_spawn *spawn,
                                    struct crypto_instance *inst)
@@ -120,8 +136,19 @@ static inline void crypto_set_spawn(struct crypto_spawn *spawn,
 struct crypto_attr_type *crypto_get_attr_type(struct rtattr **tb);
 int crypto_check_attr_type(struct rtattr **tb, u32 type);
 const char *crypto_attr_alg_name(struct rtattr *rta);
-struct crypto_alg *crypto_attr_alg(struct rtattr *rta, u32 type, u32 mask);
+struct crypto_alg *crypto_attr_alg2(struct rtattr *rta,
+                                   const struct crypto_type *frontend,
+                                   u32 type, u32 mask);
+
+static inline struct crypto_alg *crypto_attr_alg(struct rtattr *rta,
+                                                u32 type, u32 mask)
+{
+       return crypto_attr_alg2(rta, NULL, type, mask);
+}
+
 int crypto_attr_u32(struct rtattr *rta, u32 *num);
+void *crypto_alloc_instance2(const char *name, struct crypto_alg *alg,
+                            unsigned int head);
 struct crypto_instance *crypto_alloc_instance(const char *name,
                                              struct crypto_alg *alg);
 
@@ -239,6 +266,11 @@ static inline struct crypto_hash *crypto_spawn_hash(struct crypto_spawn *spawn)
        return __crypto_hash_cast(crypto_spawn_tfm(spawn, type, mask));
 }
 
+static inline void *crypto_hash_ctx(struct crypto_hash *tfm)
+{
+       return crypto_tfm_ctx(&tfm->base);
+}
+
 static inline void *crypto_hash_ctx_aligned(struct crypto_hash *tfm)
 {
        return crypto_tfm_ctx_aligned(&tfm->base);