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-rw-r--r--crypto/simd.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/crypto/simd.c b/crypto/simd.c
index 208226d7f908..ea7240be3001 100644
--- a/crypto/simd.c
+++ b/crypto/simd.c
@@ -221,4 +221,54 @@ void simd_skcipher_free(struct simd_skcipher_alg *salg)
}
EXPORT_SYMBOL_GPL(simd_skcipher_free);
+int simd_register_skciphers_compat(struct skcipher_alg *algs, int count,
+ struct simd_skcipher_alg **simd_algs)
+{
+ int err;
+ int i;
+ const char *algname;
+ const char *drvname;
+ const char *basename;
+ struct simd_skcipher_alg *simd;
+
+ err = crypto_register_skciphers(algs, count);
+ if (err)
+ return err;
+
+ for (i = 0; i < count; i++) {
+ WARN_ON(strncmp(algs[i].base.cra_name, "__", 2));
+ WARN_ON(strncmp(algs[i].base.cra_driver_name, "__", 2));
+ algname = algs[i].base.cra_name + 2;
+ drvname = algs[i].base.cra_driver_name + 2;
+ basename = algs[i].base.cra_driver_name;
+ simd = simd_skcipher_create_compat(algname, drvname, basename);
+ err = PTR_ERR(simd);
+ if (IS_ERR(simd))
+ goto err_unregister;
+ simd_algs[i] = simd;
+ }
+ return 0;
+
+err_unregister:
+ simd_unregister_skciphers(algs, count, simd_algs);
+ return err;
+}
+EXPORT_SYMBOL_GPL(simd_register_skciphers_compat);
+
+void simd_unregister_skciphers(struct skcipher_alg *algs, int count,
+ struct simd_skcipher_alg **simd_algs)
+{
+ int i;
+
+ crypto_unregister_skciphers(algs, count);
+
+ for (i = 0; i < count; i++) {
+ if (simd_algs[i]) {
+ simd_skcipher_free(simd_algs[i]);
+ simd_algs[i] = NULL;
+ }
+ }
+}
+EXPORT_SYMBOL_GPL(simd_unregister_skciphers);
+
MODULE_LICENSE("GPL");