51 	int bsize = crypto_cipher_blocksize(tfm);  in crypto_pcbc_encrypt_segment()  local
58 		crypto_xor(iv, src, bsize);  in crypto_pcbc_encrypt_segment()
60 		memcpy(iv, dst, bsize);  in crypto_pcbc_encrypt_segment()
61 		crypto_xor(iv, src, bsize);  in crypto_pcbc_encrypt_segment()
63 		src += bsize;  in crypto_pcbc_encrypt_segment()
64 		dst += bsize;  in crypto_pcbc_encrypt_segment()
65 	} while ((nbytes -= bsize) >= bsize);  in crypto_pcbc_encrypt_segment()
76 	int bsize = crypto_cipher_blocksize(tfm);  in crypto_pcbc_encrypt_inplace()  local
80 	u8 tmpbuf[bsize];  in crypto_pcbc_encrypt_inplace()
83 		memcpy(tmpbuf, src, bsize);  in crypto_pcbc_encrypt_inplace()
84 		crypto_xor(iv, src, bsize);  in crypto_pcbc_encrypt_inplace()
86 		memcpy(iv, tmpbuf, bsize);  in crypto_pcbc_encrypt_inplace()
87 		crypto_xor(iv, src, bsize);  in crypto_pcbc_encrypt_inplace()
89 		src += bsize;  in crypto_pcbc_encrypt_inplace()
90 	} while ((nbytes -= bsize) >= bsize);  in crypto_pcbc_encrypt_inplace()
92 	memcpy(walk->iv, iv, bsize);  in crypto_pcbc_encrypt_inplace()
129 	int bsize = crypto_cipher_blocksize(tfm);  in crypto_pcbc_decrypt_segment()  local
137 		crypto_xor(dst, iv, bsize);  in crypto_pcbc_decrypt_segment()
138 		memcpy(iv, src, bsize);  in crypto_pcbc_decrypt_segment()
139 		crypto_xor(iv, dst, bsize);  in crypto_pcbc_decrypt_segment()
141 		src += bsize;  in crypto_pcbc_decrypt_segment()
142 		dst += bsize;  in crypto_pcbc_decrypt_segment()
143 	} while ((nbytes -= bsize) >= bsize);  in crypto_pcbc_decrypt_segment()
145 	memcpy(walk->iv, iv, bsize);  in crypto_pcbc_decrypt_segment()
156 	int bsize = crypto_cipher_blocksize(tfm);  in crypto_pcbc_decrypt_inplace()  local
160 	u8 tmpbuf[bsize];  in crypto_pcbc_decrypt_inplace()
163 		memcpy(tmpbuf, src, bsize);  in crypto_pcbc_decrypt_inplace()
165 		crypto_xor(src, iv, bsize);  in crypto_pcbc_decrypt_inplace()
166 		memcpy(iv, tmpbuf, bsize);  in crypto_pcbc_decrypt_inplace()
167 		crypto_xor(iv, src, bsize);  in crypto_pcbc_decrypt_inplace()
169 		src += bsize;  in crypto_pcbc_decrypt_inplace()
170 	} while ((nbytes -= bsize) >= bsize);  in crypto_pcbc_decrypt_inplace()
172 	memcpy(walk->iv, iv, bsize);  in crypto_pcbc_decrypt_inplace()