24 	unsigned int bsize = crypto_skcipher_blocksize(tfm);  in crypto_cbc_encrypt_segment()  local
31 		crypto_xor(iv, src, bsize);  in crypto_cbc_encrypt_segment()
33 		memcpy(iv, dst, bsize);  in crypto_cbc_encrypt_segment()
35 		src += bsize;  in crypto_cbc_encrypt_segment()
36 		dst += bsize;  in crypto_cbc_encrypt_segment()
37 	} while ((nbytes -= bsize) >= bsize);  in crypto_cbc_encrypt_segment()
46 	unsigned int bsize = crypto_skcipher_blocksize(tfm);  in crypto_cbc_encrypt_inplace()  local
52 		crypto_xor(src, iv, bsize);  in crypto_cbc_encrypt_inplace()
56 		src += bsize;  in crypto_cbc_encrypt_inplace()
57 	} while ((nbytes -= bsize) >= bsize);  in crypto_cbc_encrypt_inplace()
59 	memcpy(walk->iv, iv, bsize);  in crypto_cbc_encrypt_inplace()
89 	unsigned int bsize = crypto_skcipher_blocksize(tfm);  in crypto_cbc_decrypt_segment()  local
97 		crypto_xor(dst, iv, bsize);  in crypto_cbc_decrypt_segment()
100 		src += bsize;  in crypto_cbc_decrypt_segment()
101 		dst += bsize;  in crypto_cbc_decrypt_segment()
102 	} while ((nbytes -= bsize) >= bsize);  in crypto_cbc_decrypt_segment()
104 	memcpy(walk->iv, iv, bsize);  in crypto_cbc_decrypt_segment()
113 	unsigned int bsize = crypto_skcipher_blocksize(tfm);  in crypto_cbc_decrypt_inplace()  local
116 	u8 last_iv[bsize];  in crypto_cbc_decrypt_inplace()
119 	src += nbytes - (nbytes & (bsize - 1)) - bsize;  in crypto_cbc_decrypt_inplace()
120 	memcpy(last_iv, src, bsize);  in crypto_cbc_decrypt_inplace()
124 		if ((nbytes -= bsize) < bsize)  in crypto_cbc_decrypt_inplace()
126 		crypto_xor(src, src - bsize, bsize);  in crypto_cbc_decrypt_inplace()
127 		src -= bsize;  in crypto_cbc_decrypt_inplace()
130 	crypto_xor(src, walk->iv, bsize);  in crypto_cbc_decrypt_inplace()
131 	memcpy(walk->iv, last_iv, bsize);  in crypto_cbc_decrypt_inplace()