38 struct sdesc {  struct
46 static struct sdesc *init_sdesc(struct crypto_shash *alg)  in init_sdesc()  argument
48 	struct sdesc *sdesc;  in init_sdesc()  local
52 	sdesc = kmalloc(size, GFP_KERNEL);  in init_sdesc()
53 	if (!sdesc)  in init_sdesc()
55 	sdesc->shash.tfm = alg;  in init_sdesc()
56 	sdesc->shash.flags = 0x0;  in init_sdesc()
57 	return sdesc;  in init_sdesc()
63 	struct sdesc *sdesc;  in TSS_sha1()  local
66 	sdesc = init_sdesc(hashalg);  in TSS_sha1()
67 	if (IS_ERR(sdesc)) {  in TSS_sha1()
69 		return PTR_ERR(sdesc);  in TSS_sha1()
72 	ret = crypto_shash_digest(&sdesc->shash, data, datalen, digest);  in TSS_sha1()
73 	kzfree(sdesc);  in TSS_sha1()
80 	struct sdesc *sdesc;  in TSS_rawhmac()  local
86 	sdesc = init_sdesc(hmacalg);  in TSS_rawhmac()
87 	if (IS_ERR(sdesc)) {  in TSS_rawhmac()
89 		return PTR_ERR(sdesc);  in TSS_rawhmac()
95 	ret = crypto_shash_init(&sdesc->shash);  in TSS_rawhmac()
109 		ret = crypto_shash_update(&sdesc->shash, data, dlen);  in TSS_rawhmac()
115 		ret = crypto_shash_final(&sdesc->shash, digest);  in TSS_rawhmac()
117 	kzfree(sdesc);  in TSS_rawhmac()
129 	struct sdesc *sdesc;  in TSS_authhmac()  local
136 	sdesc = init_sdesc(hashalg);  in TSS_authhmac()
137 	if (IS_ERR(sdesc)) {  in TSS_authhmac()
139 		return PTR_ERR(sdesc);  in TSS_authhmac()
143 	ret = crypto_shash_init(&sdesc->shash);  in TSS_authhmac()
156 		ret = crypto_shash_update(&sdesc->shash, data, dlen);  in TSS_authhmac()
162 		ret = crypto_shash_final(&sdesc->shash, paramdigest);  in TSS_authhmac()
168 	kzfree(sdesc);  in TSS_authhmac()
190 	struct sdesc *sdesc;  in TSS_checkhmac1()  local
208 	sdesc = init_sdesc(hashalg);  in TSS_checkhmac1()
209 	if (IS_ERR(sdesc)) {  in TSS_checkhmac1()
211 		return PTR_ERR(sdesc);  in TSS_checkhmac1()
213 	ret = crypto_shash_init(&sdesc->shash);  in TSS_checkhmac1()
216 	ret = crypto_shash_update(&sdesc->shash, (const u8 *)&result,  in TSS_checkhmac1()
220 	ret = crypto_shash_update(&sdesc->shash, (const u8 *)&ordinal,  in TSS_checkhmac1()
230 		ret = crypto_shash_update(&sdesc->shash, buffer + dpos, dlen);  in TSS_checkhmac1()
236 		ret = crypto_shash_final(&sdesc->shash, paramdigest);  in TSS_checkhmac1()
249 	kzfree(sdesc);  in TSS_checkhmac1()
277 	struct sdesc *sdesc;  in TSS_checkhmac2()  local
300 	sdesc = init_sdesc(hashalg);  in TSS_checkhmac2()
301 	if (IS_ERR(sdesc)) {  in TSS_checkhmac2()
303 		return PTR_ERR(sdesc);  in TSS_checkhmac2()
305 	ret = crypto_shash_init(&sdesc->shash);  in TSS_checkhmac2()
308 	ret = crypto_shash_update(&sdesc->shash, (const u8 *)&result,  in TSS_checkhmac2()
312 	ret = crypto_shash_update(&sdesc->shash, (const u8 *)&ordinal,  in TSS_checkhmac2()
323 		ret = crypto_shash_update(&sdesc->shash, buffer + dpos, dlen);  in TSS_checkhmac2()
329 		ret = crypto_shash_final(&sdesc->shash, paramdigest);  in TSS_checkhmac2()
350 	kzfree(sdesc);  in TSS_checkhmac2()