68 	u8 *ptr;  in gss_krb5_remove_padding()  local
85 		ptr = kmap_atomic(buf->pages[last]);  in gss_krb5_remove_padding()
86 		pad = *(ptr + offset);  in gss_krb5_remove_padding()
87 		kunmap_atomic(ptr);  in gss_krb5_remove_padding()
165 	unsigned char		*ptr, *msg_start;  in gss_wrap_kerberos_v1()  local
186 	ptr = buf->head[0].iov_base + offset;  in gss_wrap_kerberos_v1()
195 				kctx->gk5e->cksumlength + plainlen, &ptr);  in gss_wrap_kerberos_v1()
199 	ptr[0] = (unsigned char) ((KG_TOK_WRAP_MSG >> 8) & 0xff);  in gss_wrap_kerberos_v1()
200 	ptr[1] = (unsigned char) (KG_TOK_WRAP_MSG & 0xff);  in gss_wrap_kerberos_v1()
202 	msg_start = ptr + GSS_KRB5_TOK_HDR_LEN + kctx->gk5e->cksumlength;  in gss_wrap_kerberos_v1()
209 	*(__le16 *)(ptr + 2) = cpu_to_le16(kctx->gk5e->signalg);  in gss_wrap_kerberos_v1()
210 	*(__le16 *)(ptr + 4) = cpu_to_le16(kctx->gk5e->sealalg);  in gss_wrap_kerberos_v1()
211 	ptr[6] = 0xff;  in gss_wrap_kerberos_v1()
212 	ptr[7] = 0xff;  in gss_wrap_kerberos_v1()
224 	if (make_checksum(kctx, ptr, 8, buf, offset + headlen - conflen,  in gss_wrap_kerberos_v1()
229 	memcpy(ptr + GSS_KRB5_TOK_HDR_LEN, md5cksum.data, md5cksum.len);  in gss_wrap_kerberos_v1()
238 			       seq_send, ptr + GSS_KRB5_TOK_HDR_LEN, ptr + 8)))  in gss_wrap_kerberos_v1()
276 	unsigned char		*ptr;  in gss_unwrap_kerberos_v1()  local
287 	ptr = (u8 *)buf->head[0].iov_base + offset;  in gss_unwrap_kerberos_v1()
288 	if (g_verify_token_header(&kctx->mech_used, &bodysize, &ptr,  in gss_unwrap_kerberos_v1()
292 	if ((ptr[0] != ((KG_TOK_WRAP_MSG >> 8) & 0xff)) ||  in gss_unwrap_kerberos_v1()
293 	    (ptr[1] !=  (KG_TOK_WRAP_MSG & 0xff)))  in gss_unwrap_kerberos_v1()
300 	signalg = ptr[2] + (ptr[3] << 8);  in gss_unwrap_kerberos_v1()
304 	sealalg = ptr[4] + (ptr[5] << 8);  in gss_unwrap_kerberos_v1()
308 	if ((ptr[6] != 0xff) || (ptr[7] != 0xff))  in gss_unwrap_kerberos_v1()
315 	crypt_offset = ptr + (GSS_KRB5_TOK_HDR_LEN + kctx->gk5e->cksumlength) -  in gss_unwrap_kerberos_v1()
321 	if (krb5_get_seq_num(kctx, ptr + GSS_KRB5_TOK_HDR_LEN,  in gss_unwrap_kerberos_v1()
322 			     ptr + 8, &direction, &seqnum))  in gss_unwrap_kerberos_v1()
354 	if (make_checksum(kctx, ptr, 8, buf, crypt_offset,  in gss_unwrap_kerberos_v1()
358 	if (memcmp(md5cksum.data, ptr + GSS_KRB5_TOK_HDR_LEN,  in gss_unwrap_kerberos_v1()
375 	data_start = ptr + (GSS_KRB5_TOK_HDR_LEN + kctx->gk5e->cksumlength) +  in gss_unwrap_kerberos_v1()
444 	u8		*ptr, *plainhdr;  in gss_wrap_kerberos_v2()  local
461 	ptr = plainhdr = buf->head[0].iov_base + offset;  in gss_wrap_kerberos_v2()
462 	*ptr++ = (unsigned char) ((KG2_TOK_WRAP>>8) & 0xff);  in gss_wrap_kerberos_v2()
463 	*ptr++ = (unsigned char) (KG2_TOK_WRAP & 0xff);  in gss_wrap_kerberos_v2()
472 	*ptr++ = flags;  in gss_wrap_kerberos_v2()
473 	*ptr++ = 0xff;  in gss_wrap_kerberos_v2()
474 	be16ptr = (__be16 *)ptr;  in gss_wrap_kerberos_v2()
498 	u8		*ptr;  in gss_unwrap_kerberos_v2()  local
512 	ptr = buf->head[0].iov_base + offset;  in gss_unwrap_kerberos_v2()
514 	if (be16_to_cpu(*((__be16 *)ptr)) != KG2_TOK_WRAP)  in gss_unwrap_kerberos_v2()
517 	flags = ptr[2];  in gss_unwrap_kerberos_v2()
527 	if (ptr[3] != 0xff)  in gss_unwrap_kerberos_v2()
530 	ec = be16_to_cpup((__be16 *)(ptr + 4));  in gss_unwrap_kerberos_v2()
531 	rrc = be16_to_cpup((__be16 *)(ptr + 6));  in gss_unwrap_kerberos_v2()
557 	if (memcmp(ptr, decrypted_hdr, 6)  in gss_unwrap_kerberos_v2()
558 				|| memcmp(ptr + 8, decrypted_hdr + 8, 8)) {  in gss_unwrap_kerberos_v2()
581 	memmove(ptr, ptr + GSS_KRB5_TOK_HDR_LEN + headskip, movelen);  in gss_unwrap_kerberos_v2()