16 	struct skcipher_walk *walk, struct crypto_skcipher *tfm,  in crypto_cbc_encrypt_segment()  argument
20 	unsigned int nbytes = walk->nbytes;  in crypto_cbc_encrypt_segment()
21 	u8 *src = walk->src.virt.addr;  in crypto_cbc_encrypt_segment()
22 	u8 *dst = walk->dst.virt.addr;  in crypto_cbc_encrypt_segment()
23 	u8 *iv = walk->iv;  in crypto_cbc_encrypt_segment()
38 	struct skcipher_walk *walk, struct crypto_skcipher *tfm,  in crypto_cbc_encrypt_inplace()  argument
42 	unsigned int nbytes = walk->nbytes;  in crypto_cbc_encrypt_inplace()
43 	u8 *src = walk->src.virt.addr;  in crypto_cbc_encrypt_inplace()
44 	u8 *iv = walk->iv;  in crypto_cbc_encrypt_inplace()
54 	memcpy(walk->iv, iv, bsize);  in crypto_cbc_encrypt_inplace()
64 	struct skcipher_walk walk;  in crypto_cbc_encrypt_walk()  local
67 	err = skcipher_walk_virt(&walk, req, false);  in crypto_cbc_encrypt_walk()
69 	while (walk.nbytes) {  in crypto_cbc_encrypt_walk()
70 		if (walk.src.virt.addr == walk.dst.virt.addr)  in crypto_cbc_encrypt_walk()
71 			err = crypto_cbc_encrypt_inplace(&walk, tfm, fn);  in crypto_cbc_encrypt_walk()
73 			err = crypto_cbc_encrypt_segment(&walk, tfm, fn);  in crypto_cbc_encrypt_walk()
74 		err = skcipher_walk_done(&walk, err);  in crypto_cbc_encrypt_walk()
81 	struct skcipher_walk *walk, struct crypto_skcipher *tfm,  in crypto_cbc_decrypt_segment()  argument
85 	unsigned int nbytes = walk->nbytes;  in crypto_cbc_decrypt_segment()
86 	u8 *src = walk->src.virt.addr;  in crypto_cbc_decrypt_segment()
87 	u8 *dst = walk->dst.virt.addr;  in crypto_cbc_decrypt_segment()
88 	u8 *iv = walk->iv;  in crypto_cbc_decrypt_segment()
99 	memcpy(walk->iv, iv, bsize);  in crypto_cbc_decrypt_segment()
105 	struct skcipher_walk *walk, struct crypto_skcipher *tfm,  in crypto_cbc_decrypt_inplace()  argument
109 	unsigned int nbytes = walk->nbytes;  in crypto_cbc_decrypt_inplace()
110 	u8 *src = walk->src.virt.addr;  in crypto_cbc_decrypt_inplace()
125 	crypto_xor(src, walk->iv, bsize);  in crypto_cbc_decrypt_inplace()
126 	memcpy(walk->iv, last_iv, bsize);  in crypto_cbc_decrypt_inplace()
132 	struct skcipher_walk *walk, struct crypto_skcipher *tfm,  in crypto_cbc_decrypt_blocks()  argument
135 	if (walk->src.virt.addr == walk->dst.virt.addr)  in crypto_cbc_decrypt_blocks()
136 		return crypto_cbc_decrypt_inplace(walk, tfm, fn);  in crypto_cbc_decrypt_blocks()
138 		return crypto_cbc_decrypt_segment(walk, tfm, fn);  in crypto_cbc_decrypt_blocks()