Release 4.11 drivers/staging/skein/skein_generic.c
/*
* Cryptographic API.
*
* Skein256 Hash Algorithm.
*
* Derived from cryptoapi implementation, adapted for in-place
* scatterlist interface.
*
* Copyright (c) Eric Rost <eric.rost@mybabylon.net>
*
* 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; either version 2 of the License, or (at your option)
* any later version.
*
*/
#include <linux/types.h>
#include <linux/init.h>
#include <linux/module.h>
#include <crypto/internal/hash.h>
#include "skein_base.h"
static int skein256_init(struct shash_desc *desc)
{
return skein_256_init((struct skein_256_ctx *)shash_desc_ctx(desc),
SKEIN256_DIGEST_BIT_SIZE);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 27 | 100.00% | 1 | 100.00% |
| Total | 27 | 100.00% | 1 | 100.00% |
static int skein256_update(struct shash_desc *desc, const u8 *data,
unsigned int len)
{
return skein_256_update((struct skein_256_ctx *)shash_desc_ctx(desc),
data, len);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 37 | 97.37% | 1 | 50.00% |
| Niklas Svensson (Niklas Cassel) | 1 | 2.63% | 1 | 50.00% |
| Total | 38 | 100.00% | 2 | 100.00% |
static int skein256_final(struct shash_desc *desc, u8 *out)
{
return skein_256_final((struct skein_256_ctx *)shash_desc_ctx(desc),
out);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 31 | 100.00% | 1 | 100.00% |
| Total | 31 | 100.00% | 1 | 100.00% |
static int skein256_export(struct shash_desc *desc, void *out)
{
struct skein_256_ctx *sctx = shash_desc_ctx(desc);
memcpy(out, sctx, sizeof(*sctx));
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 41 | 100.00% | 1 | 100.00% |
| Total | 41 | 100.00% | 1 | 100.00% |
static int skein256_import(struct shash_desc *desc, const void *in)
{
struct skein_256_ctx *sctx = shash_desc_ctx(desc);
memcpy(sctx, in, sizeof(*sctx));
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 42 | 100.00% | 1 | 100.00% |
| Total | 42 | 100.00% | 1 | 100.00% |
static int skein512_init(struct shash_desc *desc)
{
return skein_512_init((struct skein_512_ctx *)shash_desc_ctx(desc),
SKEIN512_DIGEST_BIT_SIZE);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 27 | 100.00% | 1 | 100.00% |
| Total | 27 | 100.00% | 1 | 100.00% |
static int skein512_update(struct shash_desc *desc, const u8 *data,
unsigned int len)
{
return skein_512_update((struct skein_512_ctx *)shash_desc_ctx(desc),
data, len);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 37 | 97.37% | 1 | 50.00% |
| Niklas Svensson (Niklas Cassel) | 1 | 2.63% | 1 | 50.00% |
| Total | 38 | 100.00% | 2 | 100.00% |
static int skein512_final(struct shash_desc *desc, u8 *out)
{
return skein_512_final((struct skein_512_ctx *)shash_desc_ctx(desc),
out);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 31 | 100.00% | 1 | 100.00% |
| Total | 31 | 100.00% | 1 | 100.00% |
static int skein512_export(struct shash_desc *desc, void *out)
{
struct skein_512_ctx *sctx = shash_desc_ctx(desc);
memcpy(out, sctx, sizeof(*sctx));
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 41 | 100.00% | 1 | 100.00% |
| Total | 41 | 100.00% | 1 | 100.00% |
static int skein512_import(struct shash_desc *desc, const void *in)
{
struct skein_512_ctx *sctx = shash_desc_ctx(desc);
memcpy(sctx, in, sizeof(*sctx));
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 42 | 100.00% | 1 | 100.00% |
| Total | 42 | 100.00% | 1 | 100.00% |
static int skein1024_init(struct shash_desc *desc)
{
return skein_1024_init((struct skein_1024_ctx *)shash_desc_ctx(desc),
SKEIN1024_DIGEST_BIT_SIZE);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 27 | 100.00% | 1 | 100.00% |
| Total | 27 | 100.00% | 1 | 100.00% |
static int skein1024_update(struct shash_desc *desc, const u8 *data,
unsigned int len)
{
return skein_1024_update((struct skein_1024_ctx *)shash_desc_ctx(desc),
data, len);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 37 | 97.37% | 1 | 50.00% |
| Niklas Svensson (Niklas Cassel) | 1 | 2.63% | 1 | 50.00% |
| Total | 38 | 100.00% | 2 | 100.00% |
static int skein1024_final(struct shash_desc *desc, u8 *out)
{
return skein_1024_final((struct skein_1024_ctx *)shash_desc_ctx(desc),
out);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 31 | 100.00% | 1 | 100.00% |
| Total | 31 | 100.00% | 1 | 100.00% |
static int skein1024_export(struct shash_desc *desc, void *out)
{
struct skein_1024_ctx *sctx = shash_desc_ctx(desc);
memcpy(out, sctx, sizeof(*sctx));
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 41 | 100.00% | 1 | 100.00% |
| Total | 41 | 100.00% | 1 | 100.00% |
static int skein1024_import(struct shash_desc *desc, const void *in)
{
struct skein_1024_ctx *sctx = shash_desc_ctx(desc);
memcpy(sctx, in, sizeof(*sctx));
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 42 | 100.00% | 1 | 100.00% |
| Total | 42 | 100.00% | 1 | 100.00% |
static struct shash_alg alg256 = {
.digestsize = (SKEIN256_DIGEST_BIT_SIZE / 8),
.init = skein256_init,
.update = skein256_update,
.final = skein256_final,
.export = skein256_export,
.import = skein256_import,
.descsize = sizeof(struct skein_256_ctx),
.statesize = sizeof(struct skein_256_ctx),
.base = {
.cra_name = "skein256",
.cra_driver_name = "skein",
.cra_flags = CRYPTO_ALG_TYPE_SHASH,
.cra_blocksize = SKEIN_256_BLOCK_BYTES,
.cra_module = THIS_MODULE,
}
};
static struct shash_alg alg512 = {
.digestsize = (SKEIN512_DIGEST_BIT_SIZE / 8),
.init = skein512_init,
.update = skein512_update,
.final = skein512_final,
.export = skein512_export,
.import = skein512_import,
.descsize = sizeof(struct skein_512_ctx),
.statesize = sizeof(struct skein_512_ctx),
.base = {
.cra_name = "skein512",
.cra_driver_name = "skein",
.cra_flags = CRYPTO_ALG_TYPE_SHASH,
.cra_blocksize = SKEIN_512_BLOCK_BYTES,
.cra_module = THIS_MODULE,
}
};
static struct shash_alg alg1024 = {
.digestsize = (SKEIN1024_DIGEST_BIT_SIZE / 8),
.init = skein1024_init,
.update = skein1024_update,
.final = skein1024_final,
.export = skein1024_export,
.import = skein1024_import,
.descsize = sizeof(struct skein_1024_ctx),
.statesize = sizeof(struct skein_1024_ctx),
.base = {
.cra_name = "skein1024",
.cra_driver_name = "skein",
.cra_flags = CRYPTO_ALG_TYPE_SHASH,
.cra_blocksize = SKEIN_1024_BLOCK_BYTES,
.cra_module = THIS_MODULE,
}
};
static int __init skein_generic_init(void)
{
if (crypto_register_shash(&alg256))
goto out;
if (crypto_register_shash(&alg512))
goto unreg256;
if (crypto_register_shash(&alg1024))
goto unreg512;
return 0;
unreg512:
crypto_unregister_shash(&alg512);
unreg256:
crypto_unregister_shash(&alg256);
out:
return -1;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 67 | 100.00% | 1 | 100.00% |
| Total | 67 | 100.00% | 1 | 100.00% |
static void __exit skein_generic_fini(void)
{
crypto_unregister_shash(&alg256);
crypto_unregister_shash(&alg512);
crypto_unregister_shash(&alg1024);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 27 | 100.00% | 1 | 100.00% |
| Total | 27 | 100.00% | 1 | 100.00% |
module_init(skein_generic_init);
module_exit(skein_generic_fini);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Skein Hash Algorithm");
MODULE_ALIAS("skein");
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Eric Rost | 936 | 99.68% | 2 | 66.67% |
| Niklas Svensson (Niklas Cassel) | 3 | 0.32% | 1 | 33.33% |
| Total | 939 | 100.00% | 3 | 100.00% |
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