37 struct sdesc {  struct
45 static struct sdesc *init_sdesc(struct crypto_shash *alg)  in init_sdesc()  argument
47 	struct sdesc *sdesc;  in init_sdesc()  local
51 	sdesc = kmalloc(size, GFP_KERNEL);  in init_sdesc()
52 	if (!sdesc)  in init_sdesc()
54 	sdesc->shash.tfm = alg;  in init_sdesc()
55 	return sdesc;  in init_sdesc()
61 	struct sdesc *sdesc;  in TSS_sha1()  local
64 	sdesc = init_sdesc(hashalg);  in TSS_sha1()
65 	if (IS_ERR(sdesc)) {  in TSS_sha1()
67 		return PTR_ERR(sdesc);  in TSS_sha1()
70 	ret = crypto_shash_digest(&sdesc->shash, data, datalen, digest);  in TSS_sha1()
71 	kzfree(sdesc);  in TSS_sha1()
78 	struct sdesc *sdesc;  in TSS_rawhmac()  local
84 	sdesc = init_sdesc(hmacalg);  in TSS_rawhmac()
85 	if (IS_ERR(sdesc)) {  in TSS_rawhmac()
87 		return PTR_ERR(sdesc);  in TSS_rawhmac()
93 	ret = crypto_shash_init(&sdesc->shash);  in TSS_rawhmac()
107 		ret = crypto_shash_update(&sdesc->shash, data, dlen);  in TSS_rawhmac()
113 		ret = crypto_shash_final(&sdesc->shash, digest);  in TSS_rawhmac()
115 	kzfree(sdesc);  in TSS_rawhmac()
127 	struct sdesc *sdesc;  in TSS_authhmac()  local
137 	sdesc = init_sdesc(hashalg);  in TSS_authhmac()
138 	if (IS_ERR(sdesc)) {  in TSS_authhmac()
140 		return PTR_ERR(sdesc);  in TSS_authhmac()
144 	ret = crypto_shash_init(&sdesc->shash);  in TSS_authhmac()
157 		ret = crypto_shash_update(&sdesc->shash, data, dlen);  in TSS_authhmac()
163 		ret = crypto_shash_final(&sdesc->shash, paramdigest);  in TSS_authhmac()
169 	kzfree(sdesc);  in TSS_authhmac()
192 	struct sdesc *sdesc;  in TSS_checkhmac1()  local
213 	sdesc = init_sdesc(hashalg);  in TSS_checkhmac1()
214 	if (IS_ERR(sdesc)) {  in TSS_checkhmac1()
216 		return PTR_ERR(sdesc);  in TSS_checkhmac1()
218 	ret = crypto_shash_init(&sdesc->shash);  in TSS_checkhmac1()
221 	ret = crypto_shash_update(&sdesc->shash, (const u8 *)&result,  in TSS_checkhmac1()
225 	ret = crypto_shash_update(&sdesc->shash, (const u8 *)&ordinal,  in TSS_checkhmac1()
235 		ret = crypto_shash_update(&sdesc->shash, buffer + dpos, dlen);  in TSS_checkhmac1()
241 		ret = crypto_shash_final(&sdesc->shash, paramdigest);  in TSS_checkhmac1()
254 	kzfree(sdesc);  in TSS_checkhmac1()
283 	struct sdesc *sdesc;  in TSS_checkhmac2()  local
306 	sdesc = init_sdesc(hashalg);  in TSS_checkhmac2()
307 	if (IS_ERR(sdesc)) {  in TSS_checkhmac2()
309 		return PTR_ERR(sdesc);  in TSS_checkhmac2()
311 	ret = crypto_shash_init(&sdesc->shash);  in TSS_checkhmac2()
314 	ret = crypto_shash_update(&sdesc->shash, (const u8 *)&result,  in TSS_checkhmac2()
318 	ret = crypto_shash_update(&sdesc->shash, (const u8 *)&ordinal,  in TSS_checkhmac2()
329 		ret = crypto_shash_update(&sdesc->shash, buffer + dpos, dlen);  in TSS_checkhmac2()
335 		ret = crypto_shash_final(&sdesc->shash, paramdigest);  in TSS_checkhmac2()
356 	kzfree(sdesc);  in TSS_checkhmac2()