algif_skcipher.c (73cf7e111ed69d8e1b59a3ae41b14bc77215e9ee) algif_skcipher.c (11edb555966ed2c66c533d17c604f9d7e580a829)
1/*
2 * algif_skcipher: User-space interface for skcipher algorithms
3 *
4 * This file provides the user-space API for symmetric key ciphers.
5 *
6 * Copyright (c) 2010 Herbert Xu <herbert@gondor.apana.org.au>
7 *
8 * This program is free software; you can redistribute it and/or modify it

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67 struct af_alg_ctx *ctx = ask->private;
68 struct skcipher_tfm *skc = pask->private;
69 struct crypto_skcipher *tfm = skc->skcipher;
70 unsigned int bs = crypto_skcipher_blocksize(tfm);
71 struct af_alg_async_req *areq;
72 int err = 0;
73 size_t len = 0;
74
1/*
2 * algif_skcipher: User-space interface for skcipher algorithms
3 *
4 * This file provides the user-space API for symmetric key ciphers.
5 *
6 * Copyright (c) 2010 Herbert Xu <herbert@gondor.apana.org.au>
7 *
8 * This program is free software; you can redistribute it and/or modify it

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67 struct af_alg_ctx *ctx = ask->private;
68 struct skcipher_tfm *skc = pask->private;
69 struct crypto_skcipher *tfm = skc->skcipher;
70 unsigned int bs = crypto_skcipher_blocksize(tfm);
71 struct af_alg_async_req *areq;
72 int err = 0;
73 size_t len = 0;
74
75 if (!ctx->used) {
76 err = af_alg_wait_for_data(sk, flags);
77 if (err)
78 return err;
79 }
80
75 /* Allocate cipher request for current operation. */
76 areq = af_alg_alloc_areq(sk, sizeof(struct af_alg_async_req) +
77 crypto_skcipher_reqsize(tfm));
78 if (IS_ERR(areq))
79 return PTR_ERR(areq);
80
81 /* convert iovecs of output buffers into RX SGL */
82 err = af_alg_get_rsgl(sk, msg, flags, areq, -1, &len);

--- 353 unchanged lines hidden --- 		81 /* Allocate cipher request for current operation. */
82 areq = af_alg_alloc_areq(sk, sizeof(struct af_alg_async_req) +
83 crypto_skcipher_reqsize(tfm));
84 if (IS_ERR(areq))
85 return PTR_ERR(areq);
86
87 /* convert iovecs of output buffers into RX SGL */
88 err = af_alg_get_rsgl(sk, msg, flags, areq, -1, &len);

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