Release 4.11 crypto/shash.c
/*
* Synchronous Cryptographic Hash operations.
*
* Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au>
*
* 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 <crypto/scatterwalk.h>
#include <crypto/internal/hash.h>
#include <linux/err.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/seq_file.h>
#include <linux/cryptouser.h>
#include <net/netlink.h>
#include <linux/compiler.h>
#include "internal.h"
static const struct crypto_type crypto_shash_type;
static int shash_no_setkey(struct crypto_shash *tfm, const u8 *key,
unsigned int keylen)
{
return -ENOSYS;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 24 | 100.00% | 1 | 100.00% |
Total | 24 | 100.00% | 1 | 100.00% |
static int shash_setkey_unaligned(struct crypto_shash *tfm, const u8 *key,
unsigned int keylen)
{
struct shash_alg *shash = crypto_shash_alg(tfm);
unsigned long alignmask = crypto_shash_alignmask(tfm);
unsigned long absize;
u8 *buffer, *alignbuffer;
int err;
absize = keylen + (alignmask & ~(crypto_tfm_ctx_alignment() - 1));
buffer = kmalloc(absize, GFP_KERNEL);
if (!buffer)
return -ENOMEM;
alignbuffer = (u8 *)ALIGN((unsigned long)buffer, alignmask + 1);
memcpy(alignbuffer, key, keylen);
err = shash->setkey(tfm, alignbuffer, keylen);
kzfree(buffer);
return err;
}
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Herbert Xu | 136 | 100.00% | 3 | 100.00% |
Total | 136 | 100.00% | 3 | 100.00% |
int crypto_shash_setkey(struct crypto_shash *tfm, const u8 *key,
unsigned int keylen)
{
struct shash_alg *shash = crypto_shash_alg(tfm);
unsigned long alignmask = crypto_shash_alignmask(tfm);
if ((unsigned long)key & alignmask)
return shash_setkey_unaligned(tfm, key, keylen);
return shash->setkey(tfm, key, keylen);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 70 | 100.00% | 1 | 100.00% |
Total | 70 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(crypto_shash_setkey);
static inline unsigned int shash_align_buffer_size(unsigned len,
unsigned long mask)
{
typedef u8 __aligned_largest u8_aligned;
return len + (mask & ~(__alignof__(u8_aligned) - 1));
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 31 | 83.78% | 1 | 33.33% |
Mark Charlebois | 5 | 13.51% | 1 | 33.33% |
Gideon Israel Dsouza | 1 | 2.70% | 1 | 33.33% |
Total | 37 | 100.00% | 3 | 100.00% |
static int shash_update_unaligned(struct shash_desc *desc, const u8 *data,
unsigned int len)
{
struct crypto_shash *tfm = desc->tfm;
struct shash_alg *shash = crypto_shash_alg(tfm);
unsigned long alignmask = crypto_shash_alignmask(tfm);
unsigned int unaligned_len = alignmask + 1 -
((unsigned long)data & alignmask);
u8 ubuf[shash_align_buffer_size(unaligned_len, alignmask)]
__aligned_largest;
u8 *buf = PTR_ALIGN(&ubuf[0], alignmask + 1);
int err;
if (unaligned_len > len)
unaligned_len = len;
memcpy(buf, data, unaligned_len);
err = shash->update(desc, buf, unaligned_len);
memset(buf, 0, unaligned_len);
return err ?:
shash->update(desc, data + unaligned_len, len - unaligned_len);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 147 | 93.04% | 3 | 60.00% |
Yehuda Sadeh Weinraub | 10 | 6.33% | 1 | 20.00% |
Gideon Israel Dsouza | 1 | 0.63% | 1 | 20.00% |
Total | 158 | 100.00% | 5 | 100.00% |
int crypto_shash_update(struct shash_desc *desc, const u8 *data,
unsigned int len)
{
struct crypto_shash *tfm = desc->tfm;
struct shash_alg *shash = crypto_shash_alg(tfm);
unsigned long alignmask = crypto_shash_alignmask(tfm);
if ((unsigned long)data & alignmask)
return shash_update_unaligned(desc, data, len);
return shash->update(desc, data, len);
}
Contributors
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Herbert Xu | 79 | 100.00% | 1 | 100.00% |
Total | 79 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(crypto_shash_update);
static int shash_final_unaligned(struct shash_desc *desc, u8 *out)
{
struct crypto_shash *tfm = desc->tfm;
unsigned long alignmask = crypto_shash_alignmask(tfm);
struct shash_alg *shash = crypto_shash_alg(tfm);
unsigned int ds = crypto_shash_digestsize(tfm);
u8 ubuf[shash_align_buffer_size(ds, alignmask)]
__aligned_largest;
u8 *buf = PTR_ALIGN(&ubuf[0], alignmask + 1);
int err;
err = shash->final(desc, buf);
if (err)
goto out;
memcpy(out, buf, ds);
out:
memset(buf, 0, ds);
return err;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 124 | 99.20% | 3 | 75.00% |
Gideon Israel Dsouza | 1 | 0.80% | 1 | 25.00% |
Total | 125 | 100.00% | 4 | 100.00% |
int crypto_shash_final(struct shash_desc *desc, u8 *out)
{
struct crypto_shash *tfm = desc->tfm;
struct shash_alg *shash = crypto_shash_alg(tfm);
unsigned long alignmask = crypto_shash_alignmask(tfm);
if ((unsigned long)out & alignmask)
return shash_final_unaligned(desc, out);
return shash->final(desc, out);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 70 | 100.00% | 1 | 100.00% |
Total | 70 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(crypto_shash_final);
static int shash_finup_unaligned(struct shash_desc *desc, const u8 *data,
unsigned int len, u8 *out)
{
return crypto_shash_update(desc, data, len) ?:
crypto_shash_final(desc, out);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 42 | 100.00% | 1 | 100.00% |
Total | 42 | 100.00% | 1 | 100.00% |
int crypto_shash_finup(struct shash_desc *desc, const u8 *data,
unsigned int len, u8 *out)
{
struct crypto_shash *tfm = desc->tfm;
struct shash_alg *shash = crypto_shash_alg(tfm);
unsigned long alignmask = crypto_shash_alignmask(tfm);
if (((unsigned long)data | (unsigned long)out) & alignmask)
return shash_finup_unaligned(desc, data, len, out);
return shash->finup(desc, data, len, out);
}
Contributors
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Herbert Xu | 95 | 100.00% | 1 | 100.00% |
Total | 95 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(crypto_shash_finup);
static int shash_digest_unaligned(struct shash_desc *desc, const u8 *data,
unsigned int len, u8 *out)
{
return crypto_shash_init(desc) ?:
crypto_shash_finup(desc, data, len, out);
}
Contributors
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Herbert Xu | 42 | 100.00% | 2 | 100.00% |
Total | 42 | 100.00% | 2 | 100.00% |
int crypto_shash_digest(struct shash_desc *desc, const u8 *data,
unsigned int len, u8 *out)
{
struct crypto_shash *tfm = desc->tfm;
struct shash_alg *shash = crypto_shash_alg(tfm);
unsigned long alignmask = crypto_shash_alignmask(tfm);
if (((unsigned long)data | (unsigned long)out) & alignmask)
return shash_digest_unaligned(desc, data, len, out);
return shash->digest(desc, data, len, out);
}
Contributors
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Herbert Xu | 95 | 100.00% | 1 | 100.00% |
Total | 95 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(crypto_shash_digest);
static int shash_default_export(struct shash_desc *desc, void *out)
{
memcpy(out, shash_desc_ctx(desc), crypto_shash_descsize(desc->tfm));
return 0;
}
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Herbert Xu | 35 | 100.00% | 3 | 100.00% |
Total | 35 | 100.00% | 3 | 100.00% |
static int shash_default_import(struct shash_desc *desc, const void *in)
{
memcpy(shash_desc_ctx(desc), in, crypto_shash_descsize(desc->tfm));
return 0;
}
Contributors
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Herbert Xu | 36 | 100.00% | 3 | 100.00% |
Total | 36 | 100.00% | 3 | 100.00% |
static int shash_async_setkey(struct crypto_ahash *tfm, const u8 *key,
unsigned int keylen)
{
struct crypto_shash **ctx = crypto_ahash_ctx(tfm);
return crypto_shash_setkey(*ctx, key, keylen);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 42 | 100.00% | 2 | 100.00% |
Total | 42 | 100.00% | 2 | 100.00% |
static int shash_async_init(struct ahash_request *req)
{
struct crypto_shash **ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req));
struct shash_desc *desc = ahash_request_ctx(req);
desc->tfm = *ctx;
desc->flags = req->base.flags;
return crypto_shash_init(desc);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 58 | 100.00% | 2 | 100.00% |
Total | 58 | 100.00% | 2 | 100.00% |
int shash_ahash_update(struct ahash_request *req, struct shash_desc *desc)
{
struct crypto_hash_walk walk;
int nbytes;
for (nbytes = crypto_hash_walk_first(req, &walk); nbytes > 0;
nbytes = crypto_hash_walk_done(&walk, nbytes))
nbytes = crypto_shash_update(desc, walk.data, nbytes);
return nbytes;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 64 | 100.00% | 3 | 100.00% |
Total | 64 | 100.00% | 3 | 100.00% |
EXPORT_SYMBOL_GPL(shash_ahash_update);
static int shash_async_update(struct ahash_request *req)
{
return shash_ahash_update(req, ahash_request_ctx(req));
}
Contributors
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Herbert Xu | 22 | 100.00% | 1 | 100.00% |
Total | 22 | 100.00% | 1 | 100.00% |
static int shash_async_final(struct ahash_request *req)
{
return crypto_shash_final(ahash_request_ctx(req), req->result);
}
Contributors
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Herbert Xu | 24 | 100.00% | 2 | 100.00% |
Total | 24 | 100.00% | 2 | 100.00% |
int shash_ahash_finup(struct ahash_request *req, struct shash_desc *desc)
{
struct crypto_hash_walk walk;
int nbytes;
nbytes = crypto_hash_walk_first(req, &walk);
if (!nbytes)
return crypto_shash_final(desc, req->result);
do {
nbytes = crypto_hash_walk_last(&walk) ?
crypto_shash_finup(desc, walk.data, nbytes,
req->result) :
crypto_shash_update(desc, walk.data, nbytes);
nbytes = crypto_hash_walk_done(&walk, nbytes);
} while (nbytes > 0);
return nbytes;
}
Contributors
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Herbert Xu | 104 | 100.00% | 2 | 100.00% |
Total | 104 | 100.00% | 2 | 100.00% |
EXPORT_SYMBOL_GPL(shash_ahash_finup);
static int shash_async_finup(struct ahash_request *req)
{
struct crypto_shash **ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req));
struct shash_desc *desc = ahash_request_ctx(req);
desc->tfm = *ctx;
desc->flags = req->base.flags;
return shash_ahash_finup(req, desc);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 60 | 100.00% | 1 | 100.00% |
Total | 60 | 100.00% | 1 | 100.00% |
int shash_ahash_digest(struct ahash_request *req, struct shash_desc *desc)
{
struct scatterlist *sg = req->src;
unsigned int offset = sg->offset;
unsigned int nbytes = req->nbytes;
int err;
if (nbytes < min(sg->length, ((unsigned int)(PAGE_SIZE)) - offset)) {
void *data;
data = kmap_atomic(sg_page(sg));
err = crypto_shash_digest(desc, data + offset, nbytes,
req->result);
kunmap_atomic(data);
crypto_yield(desc->flags);
} else
err = crypto_shash_init(desc) ?:
shash_ahash_finup(req, desc);
return err;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 128 | 98.46% | 4 | 80.00% |
Américo Wang | 2 | 1.54% | 1 | 20.00% |
Total | 130 | 100.00% | 5 | 100.00% |
EXPORT_SYMBOL_GPL(shash_ahash_digest);
static int shash_async_digest(struct ahash_request *req)
{
struct crypto_shash **ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req));
struct shash_desc *desc = ahash_request_ctx(req);
desc->tfm = *ctx;
desc->flags = req->base.flags;
return shash_ahash_digest(req, desc);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 60 | 100.00% | 2 | 100.00% |
Total | 60 | 100.00% | 2 | 100.00% |
static int shash_async_export(struct ahash_request *req, void *out)
{
return crypto_shash_export(ahash_request_ctx(req), out);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 26 | 100.00% | 1 | 100.00% |
Total | 26 | 100.00% | 1 | 100.00% |
static int shash_async_import(struct ahash_request *req, const void *in)
{
struct crypto_shash **ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req));
struct shash_desc *desc = ahash_request_ctx(req);
desc->tfm = *ctx;
desc->flags = req->base.flags;
return crypto_shash_import(desc, in);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 65 | 100.00% | 2 | 100.00% |
Total | 65 | 100.00% | 2 | 100.00% |
static void crypto_exit_shash_ops_async(struct crypto_tfm *tfm)
{
struct crypto_shash **ctx = crypto_tfm_ctx(tfm);
crypto_free_shash(*ctx);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 28 | 100.00% | 1 | 100.00% |
Total | 28 | 100.00% | 1 | 100.00% |
int crypto_init_shash_ops_async(struct crypto_tfm *tfm)
{
struct crypto_alg *calg = tfm->__crt_alg;
struct shash_alg *alg = __crypto_shash_alg(calg);
struct crypto_ahash *crt = __crypto_ahash_cast(tfm);
struct crypto_shash **ctx = crypto_tfm_ctx(tfm);
struct crypto_shash *shash;
if (!crypto_mod_get(calg))
return -EAGAIN;
shash = crypto_create_tfm(calg, &crypto_shash_type);
if (IS_ERR(shash)) {
crypto_mod_put(calg);
return PTR_ERR(shash);
}
*ctx = shash;
tfm->exit = crypto_exit_shash_ops_async;
crt->init = shash_async_init;
crt->update = shash_async_update;
crt->final = shash_async_final;
crt->finup = shash_async_finup;
crt->digest = shash_async_digest;
crt->setkey = shash_async_setkey;
crt->has_setkey = alg->setkey != shash_no_setkey;
if (alg->export)
crt->export = shash_async_export;
if (alg->import)
crt->import = shash_async_import;
crt->reqsize = sizeof(struct shash_desc) + crypto_shash_descsize(shash);
return 0;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 195 | 99.49% | 5 | 83.33% |
Steffen Klassert | 1 | 0.51% | 1 | 16.67% |
Total | 196 | 100.00% | 6 | 100.00% |
static int crypto_shash_init_tfm(struct crypto_tfm *tfm)
{
struct crypto_shash *hash = __crypto_shash_cast(tfm);
hash->descsize = crypto_shash_alg(hash)->descsize;
return 0;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 35 | 100.00% | 2 | 100.00% |
Total | 35 | 100.00% | 2 | 100.00% |
#ifdef CONFIG_NET
static int crypto_shash_report(struct sk_buff *skb, struct crypto_alg *alg)
{
struct crypto_report_hash rhash;
struct shash_alg *salg = __crypto_shash_alg(alg);
strncpy(rhash.type, "shash", sizeof(rhash.type));
rhash.blocksize = alg->cra_blocksize;
rhash.digestsize = salg->digestsize;
if (nla_put(skb, CRYPTOCFGA_REPORT_HASH,
sizeof(struct crypto_report_hash), &rhash))
goto nla_put_failure;
return 0;
nla_put_failure:
return -EMSGSIZE;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Steffen Klassert | 77 | 83.70% | 1 | 33.33% |
Mathias Krause | 8 | 8.70% | 1 | 33.33% |
David S. Miller | 7 | 7.61% | 1 | 33.33% |
Total | 92 | 100.00% | 3 | 100.00% |
#else
static int crypto_shash_report(struct sk_buff *skb, struct crypto_alg *alg)
{
return -ENOSYS;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 20 | 100.00% | 1 | 100.00% |
Total | 20 | 100.00% | 1 | 100.00% |
#endif
static void crypto_shash_show(struct seq_file *m, struct crypto_alg *alg)
__maybe_unused;
static void crypto_shash_show(struct seq_file *m, struct crypto_alg *alg)
{
struct shash_alg *salg = __crypto_shash_alg(alg);
seq_printf(m, "type : shash\n");
seq_printf(m, "blocksize : %u\n", alg->cra_blocksize);
seq_printf(m, "digestsize : %u\n", salg->digestsize);
}
Contributors
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Herbert Xu | 55 | 100.00% | 1 | 100.00% |
Total | 55 | 100.00% | 1 | 100.00% |
static const struct crypto_type crypto_shash_type = {
.extsize = crypto_alg_extsize,
.init_tfm = crypto_shash_init_tfm,
#ifdef CONFIG_PROC_FS
.show = crypto_shash_show,
#endif
.report = crypto_shash_report,
.maskclear = ~CRYPTO_ALG_TYPE_MASK,
.maskset = CRYPTO_ALG_TYPE_MASK,
.type = CRYPTO_ALG_TYPE_SHASH,
.tfmsize = offsetof(struct crypto_shash, base),
};
struct crypto_shash *crypto_alloc_shash(const char *alg_name, u32 type,
u32 mask)
{
return crypto_alloc_tfm(alg_name, &crypto_shash_type, type, mask);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 31 | 100.00% | 1 | 100.00% |
Total | 31 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(crypto_alloc_shash);
static int shash_prepare_alg(struct shash_alg *alg)
{
struct crypto_alg *base = &alg->base;
if (alg->digestsize > PAGE_SIZE / 8 ||
alg->descsize > PAGE_SIZE / 8 ||
alg->statesize > PAGE_SIZE / 8)
return -EINVAL;
base->cra_type = &crypto_shash_type;
base->cra_flags &= ~CRYPTO_ALG_TYPE_MASK;
base->cra_flags |= CRYPTO_ALG_TYPE_SHASH;
if (!alg->finup)
alg->finup = shash_finup_unaligned;
if (!alg->digest)
alg->digest = shash_digest_unaligned;
if (!alg->export) {
alg->export = shash_default_export;
alg->import = shash_default_import;
alg->statesize = alg->descsize;
}
if (!alg->setkey)
alg->setkey = shash_no_setkey;
return 0;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 142 | 100.00% | 6 | 100.00% |
Total | 142 | 100.00% | 6 | 100.00% |
int crypto_register_shash(struct shash_alg *alg)
{
struct crypto_alg *base = &alg->base;
int err;
err = shash_prepare_alg(alg);
if (err)
return err;
return crypto_register_alg(base);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 43 | 100.00% | 2 | 100.00% |
Total | 43 | 100.00% | 2 | 100.00% |
EXPORT_SYMBOL_GPL(crypto_register_shash);
int crypto_unregister_shash(struct shash_alg *alg)
{
return crypto_unregister_alg(&alg->base);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 19 | 100.00% | 1 | 100.00% |
Total | 19 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(crypto_unregister_shash);
int crypto_register_shashes(struct shash_alg *algs, int count)
{
int i, ret;
for (i = 0; i < count; i++) {
ret = crypto_register_shash(&algs[i]);
if (ret)
goto err;
}
return 0;
err:
for (--i; i >= 0; --i)
crypto_unregister_shash(&algs[i]);
return ret;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Jussi Kivilinna | 80 | 100.00% | 1 | 100.00% |
Total | 80 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(crypto_register_shashes);
int crypto_unregister_shashes(struct shash_alg *algs, int count)
{
int i, ret;
for (i = count - 1; i >= 0; --i) {
ret = crypto_unregister_shash(&algs[i]);
if (ret)
pr_err("Failed to unregister %s %s: %d\n",
algs[i].base.cra_driver_name,
algs[i].base.cra_name, ret);
}
return 0;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Jussi Kivilinna | 78 | 100.00% | 1 | 100.00% |
Total | 78 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(crypto_unregister_shashes);
int shash_register_instance(struct crypto_template *tmpl,
struct shash_instance *inst)
{
int err;
err = shash_prepare_alg(&inst->alg);
if (err)
return err;
return crypto_register_instance(tmpl, shash_crypto_instance(inst));
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 46 | 100.00% | 1 | 100.00% |
Total | 46 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(shash_register_instance);
void shash_free_instance(struct crypto_instance *inst)
{
crypto_drop_spawn(crypto_instance_ctx(inst));
kfree(shash_instance(inst));
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 26 | 100.00% | 1 | 100.00% |
Total | 26 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(shash_free_instance);
int crypto_init_shash_spawn(struct crypto_shash_spawn *spawn,
struct shash_alg *alg,
struct crypto_instance *inst)
{
return crypto_init_spawn2(&spawn->base, &alg->base, inst,
&crypto_shash_type);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 39 | 100.00% | 1 | 100.00% |
Total | 39 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(crypto_init_shash_spawn);
struct shash_alg *shash_attr_alg(struct rtattr *rta, u32 type, u32 mask)
{
struct crypto_alg *alg;
alg = crypto_attr_alg2(rta, &crypto_shash_type, type, mask);
return IS_ERR(alg) ? ERR_CAST(alg) :
container_of(alg, struct shash_alg, base);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 58 | 100.00% | 1 | 100.00% |
Total | 58 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL_GPL(shash_attr_alg);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Synchronous cryptographic hash type");
Overall Contributors
Person | Tokens | Prop | Commits | CommitProp |
Herbert Xu | 2601 | 89.54% | 26 | 74.29% |
Jussi Kivilinna | 168 | 5.78% | 1 | 2.86% |
Steffen Klassert | 89 | 3.06% | 2 | 5.71% |
Gideon Israel Dsouza | 15 | 0.52% | 1 | 2.86% |
Yehuda Sadeh Weinraub | 10 | 0.34% | 1 | 2.86% |
Mathias Krause | 8 | 0.28% | 1 | 2.86% |
David S. Miller | 7 | 0.24% | 1 | 2.86% |
Mark Charlebois | 5 | 0.17% | 1 | 2.86% |
Américo Wang | 2 | 0.07% | 1 | 2.86% |
Total | 2905 | 100.00% | 35 | 100.00% |
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