227 lines
9.0 KiB
C
227 lines
9.0 KiB
C
/* IBM_PROLOG_BEGIN_TAG */
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/* This is an automatically generated prolog. */
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/* */
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/* $Source: clib/test/ecc.c $ */
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/* */
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/* OpenPOWER FFS Project */
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/* */
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/* Contributors Listed Below - COPYRIGHT 2014,2015 */
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/* [+] International Business Machines Corp. */
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/* */
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/* */
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/* Licensed under the Apache License, Version 2.0 (the "License"); */
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/* you may not use this file except in compliance with the License. */
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/* You may obtain a copy of the License at */
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/* */
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/* http://www.apache.org/licenses/LICENSE-2.0 */
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/* */
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/* Unless required by applicable law or agreed to in writing, software */
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/* distributed under the License is distributed on an "AS IS" BASIS, */
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/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
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/* implied. See the License for the specific language governing */
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/* permissions and limitations under the License. */
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/* */
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/* IBM_PROLOG_END_TAG */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <clib/type.h>
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#include <clib/misc.h>
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#include <clib/ecc.h>
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int test_sfc_ecc()
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{
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uint64_t in[] = { 0x3131313131313131, 0x3232323232323232,
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0x3333333333333333, 0x3434343434343434,
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0x3535353535353535, 0x3636363636363636,
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0x3737373737373737, 0x3838383838383838,
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0x3132333435363738, 0x3938373635343332,
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};
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printf("Function: test_sfc_ecc\n");
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printf("IN [\n");
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for (uint i=0; i<sizeof(in); i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)in)[i]);
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}
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printf("]\n");
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uint8_t out_ecc[sizeof in + sizeof in / 8];
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int rc = sfc_ecc_inject(out_ecc, sizeof out_ecc, in, sizeof in);
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printf("sz_in(%d) sz_out(%d) rc(%d)\n", sizeof in, sizeof out_ecc, rc);
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printf("OUT_ECC [\n");
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for (int i=0; i<rc; i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)out_ecc)[i]);
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}
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printf("]\n");
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uint8_t keep_out_ecc[sizeof in + sizeof in / 8];
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memcpy(keep_out_ecc, out_ecc, sizeof keep_out_ecc);
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printf("sz_in(%d) sz_keep_out(%d) sz_out(%d)\n", sizeof in, sizeof keep_out_ecc, sizeof out_ecc);
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printf("KEEP_OUT_ECC [\n");
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for (int i=0; i<rc; i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)out_ecc)[i]);
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}
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printf("]\n");
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uint8_t out_no_ecc[sizeof in];
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int myrc = sfc_ecc_remove(out_no_ecc, sizeof out_no_ecc,
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out_ecc, sizeof out_ecc);
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printf("ECC_STATUS:%d \n",myrc);
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printf("OUT_NO_ECC [\n");
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for (uint i=0; i<sizeof(out_no_ecc); i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)out_no_ecc)[i]);
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}
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printf("]\n");
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for (uint x=0; x<sizeof(out_ecc);x++)
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{
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for (int c=0; c<8; c++)
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{
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out_ecc[x] ^= 1<<c;
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printf("OUT_CORRUPTED_ECC[%d,%d] [\n",x,c);
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for (int i=0; i<rc; i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)out_ecc)[i]);
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}
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printf("]\n");
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myrc = sfc_ecc_remove(out_no_ecc, sizeof out_no_ecc,
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out_ecc, sizeof out_ecc);
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printf("ECC_STATUS:%d \n",myrc);
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printf("OUT_NO_ECC [\n");
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for (uint i=0; i<sizeof(out_no_ecc); i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)out_no_ecc)[i]);
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}
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printf("]\n");
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printf("IN_OUT_ECC [\n");
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for (uint i=0; i<sizeof(out_ecc); i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)out_ecc)[i]);
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}
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printf("]\n\n");
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if (myrc == 0)
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{
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printf("For SFC Uncorrectable event\n");
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memcpy(out_ecc, keep_out_ecc, sizeof out_ecc);
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//return 1;
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}
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}
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}
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return 0;
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}
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int test_p8_ecc()
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{
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uint64_t in[] = { 0x3131313131313131, 0x3333333333333333,};
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printf("Function: test_p8_ecc\n");
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printf("IN [\n");
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for (uint i=0; i<sizeof(in); i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)in)[i]);
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}
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printf("]\n");
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uint8_t out_ecc[sizeof in + sizeof in / 8];
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int rc = p8_ecc_inject(out_ecc, sizeof out_ecc, in, sizeof in);
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printf("sz_in(%d) sz_out(%d) rc(%d)\n", sizeof in, sizeof out_ecc, rc);
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printf("OUT_ECC [\n");
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for (int i=0; i<rc; i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)out_ecc)[i]);
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}
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printf("]\n");
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uint8_t out_no_ecc[sizeof in];
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ecc_status_t myrc = p8_ecc_remove(out_no_ecc, sizeof out_no_ecc,
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out_ecc, sizeof out_ecc);
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printf("ECC_STATUS:%d \n",myrc);
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printf("OUT_NO_ECC [\n");
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for (uint i=0; i<sizeof(out_no_ecc); i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)out_no_ecc)[i]);
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}
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printf("]\n");
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for (uint x=0; x<sizeof(out_ecc);x++)
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{
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for (int c=0; c<8; c++)
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{
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out_ecc[x] ^= 1<<c;
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printf("OUT_CORRUPTED_ECC[%d,%d] [\n",x,c);
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for (int i=0; i<rc; i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)out_ecc)[i]);
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}
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printf("]\n");
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myrc = p8_ecc_remove(out_no_ecc, sizeof out_no_ecc,
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out_ecc, sizeof out_ecc);
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printf("ECC_STATUS:%d \n",myrc);
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printf("OUT_NO_ECC [\n");
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for (uint i=0; i<sizeof(out_no_ecc); i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)out_no_ecc)[i]);
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}
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printf("]\n");
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printf("IN_OUT_ECC [\n");
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for (uint i=0; i<sizeof(out_ecc); i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)out_ecc)[i]);
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}
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printf("]\n\n");
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if (myrc == UNCORRECTABLE)
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{
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printf("Uncorrectable event\n");
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return 1;
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}
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}
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}
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return 0;
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}
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int main (void) {
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uint64_t in[] = { 0x3131313131313131, 0x3232323232323232,
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0x3333333333333333, 0x3434343434343434, };
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printf("IN [\n");
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for (uint i=0; i<sizeof(in); i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)in)[i]);
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}
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printf("]\n");
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uint8_t out[sizeof in + sizeof in / 8];
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int rc = sfc_ecc_inject(out, sizeof out, in, sizeof in);
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printf("sz_in(%d) sz_out(%d) rc(%d)\n", sizeof in, sizeof out, rc);
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printf("OUT [\n");
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for (int i=0; i<rc; i++) {
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if (i && i % 8 == 0) printf(" ");
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printf("%2.2x", ((uint8_t *)out)[i]);
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}
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printf("]\n\n");
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sfc_ecc_dump(stdout, 0, out, rc);
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test_sfc_ecc();
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test_p8_ecc();
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return 0;
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}
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