25 	int padding = gss_krb5_padding(blocksize, buf->len - offset);  in gss_krb5_add_padding()
35 	buf->len += padding;  in gss_krb5_add_padding()
44 	size_t len = buf->len;  in gss_krb5_remove_padding()  local
46 	if (len <= buf->head[0].iov_len) {  in gss_krb5_remove_padding()
47 		pad = *(u8 *)(buf->head[0].iov_base + len - 1);  in gss_krb5_remove_padding()
53 		len -= buf->head[0].iov_len;  in gss_krb5_remove_padding()
54 	if (len <= buf->page_len) {  in gss_krb5_remove_padding()
55 		unsigned int last = (buf->page_base + len - 1)  in gss_krb5_remove_padding()
57 		unsigned int offset = (buf->page_base + len - 1)  in gss_krb5_remove_padding()
64 		len -= buf->page_len;  in gss_krb5_remove_padding()
65 	BUG_ON(len > buf->tail[0].iov_len);  in gss_krb5_remove_padding()
66 	pad = *(u8 *)(buf->tail[0].iov_base + len - 1);  in gss_krb5_remove_padding()
83 	if (buf->len > pad)  in gss_krb5_remove_padding()
84 		buf->len -= pad;  in gss_krb5_remove_padding()
137 	struct xdr_netobj	md5cksum = {.len = 0, .data = cksumdata};  in gss_wrap_kerberos()
151 	BUG_ON((buf->len - offset) % blocksize);  in gss_wrap_kerberos()
152 	plainlen = blocksize + buf->len - offset;  in gss_wrap_kerberos()
155 						(buf->len - offset);  in gss_wrap_kerberos()
163 	buf->len += headlen;  in gss_wrap_kerberos()
164 	BUG_ON((buf->len - offset - headlen) % blocksize);  in gss_wrap_kerberos()
191 			  md5cksum.data, md5cksum.len))  in gss_wrap_kerberos()
193 	memcpy(ptr + GSS_KRB5_TOK_HDR_LEN, md5cksum.data + md5cksum.len - 8, 8);  in gss_wrap_kerberos()
219 	struct xdr_netobj	md5cksum = {.len = 0, .data = cksumdata};  in gss_unwrap_kerberos()
233 					buf->len - offset))  in gss_unwrap_kerberos()
264 			   md5cksum.data, md5cksum.len))  in gss_unwrap_kerberos()
296 	buf->len -= (data_start - orig_start);  in gss_unwrap_kerberos()