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/*
* Copyright (c) 2014, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/stat.h>
#include <fcntl.h>
#include "ipa_nat_drv.h"
#include "ipa_nat_drvi.h"
#include "ipa_nat_test.h"
extern struct ipa_nat_cache ipv4_nat_cache;
int chk_for_loop(u32 tbl_hdl)
{
struct ipa_nat_rule *tbl_ptr;
struct ipa_nat_indx_tbl_rule *indx_tbl_ptr;
int cnt;
uint16_t cur_entry;
if (IPA_NAT_INVALID_NAT_ENTRY == tbl_hdl ||
tbl_hdl > IPA_NAT_MAX_IP4_TBLS) {
IPAERR("invalid table handle passed \n");
return -EINVAL;
}
IPADBG("checking ipv4 rules:\n");
tbl_ptr = (struct ipa_nat_rule *)
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].ipv4_rules_addr;
for (cnt = 0;
cnt < ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].table_entries;
cnt++) {
if (Read16BitFieldValue(tbl_ptr[cnt].ip_cksm_enbl,ENABLE_FIELD)) {
if(Read16BitFieldValue(tbl_ptr[cnt].nxt_indx_pub_port,
NEXT_INDEX_FIELD) == cnt)
{
IPAERR("Infinite loop detected, entry\n");
ipa_nati_print_rule(&tbl_ptr[cnt], cnt);
return -EINVAL;
}
}
}
/* Print ipv4 expansion rules */
IPADBG("checking ipv4 active expansion rules:\n");
tbl_ptr = (struct ipa_nat_rule *)
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].ipv4_expn_rules_addr;
for (cnt = 0;
cnt <= ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].expn_table_entries;
cnt++) {
if (Read16BitFieldValue(tbl_ptr[cnt].ip_cksm_enbl,
ENABLE_FIELD)) {
cur_entry =
cnt + ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].table_entries;
if (Read16BitFieldValue(tbl_ptr[cnt].nxt_indx_pub_port,
NEXT_INDEX_FIELD) == cur_entry)
{
IPAERR("Infinite loop detected\n");
ipa_nati_print_rule(&tbl_ptr[cnt],
(cnt + ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].table_entries));
return -EINVAL;
}
}
}
/* Print ipv4 index rules */
IPADBG("checking ipv4 index active rules: \n");
indx_tbl_ptr = (struct ipa_nat_indx_tbl_rule *)
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].index_table_addr;
for (cnt = 0;
cnt < ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].table_entries;
cnt++) {
if (Read16BitFieldValue(indx_tbl_ptr[cnt].tbl_entry_nxt_indx,
INDX_TBL_TBL_ENTRY_FIELD)) {
if (Read16BitFieldValue(indx_tbl_ptr[cnt].tbl_entry_nxt_indx,
INDX_TBL_NEXT_INDEX_FILED) == cnt)
{
IPAERR("Infinite loop detected\n");
ipa_nati_print_index_rule(&indx_tbl_ptr[cnt], cnt, 0);
return -EINVAL;
}
}
}
/* Print ipv4 index expansion rules */
IPADBG("Checking ipv4 index expansion active rules: \n");
indx_tbl_ptr = (struct ipa_nat_indx_tbl_rule *)
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].index_table_expn_addr;
for (cnt = 0;
cnt <= ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].expn_table_entries;
cnt++) {
if (Read16BitFieldValue(indx_tbl_ptr[cnt].tbl_entry_nxt_indx,
INDX_TBL_TBL_ENTRY_FIELD)) {
cur_entry =
cnt + ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].table_entries;
if (Read16BitFieldValue(indx_tbl_ptr[cnt].tbl_entry_nxt_indx,
INDX_TBL_NEXT_INDEX_FILED) == cur_entry)
{
IPAERR("Infinite loop detected\n");
ipa_nati_print_index_rule(&indx_tbl_ptr[cnt],
(cnt + ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].table_entries),
ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].index_expn_table_meta[cnt].prev_index);
return -EINVAL;
}
}
}
return 0;
}
uint8_t is_base_entry_valid(u32 tbl_hdl, u16 entry)
{
struct ipa_nat_rule *tbl_ptr;
if (entry >
ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].table_entries)
{
tbl_ptr = (struct ipa_nat_rule *)
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].ipv4_expn_rules_addr;
entry -=
ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].table_entries;
}
else
{
tbl_ptr = (struct ipa_nat_rule *)
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].ipv4_rules_addr;
}
return (Read16BitFieldValue(tbl_ptr[entry].ip_cksm_enbl,
ENABLE_FIELD));
}
uint8_t is_index_entry_valid(u32 tbl_hdl, u16 entry)
{
struct ipa_nat_indx_tbl_rule *tbl_ptr;
if (entry >
ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].table_entries)
{
tbl_ptr = (struct ipa_nat_indx_tbl_rule *)
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].index_table_expn_addr;
entry -=
ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].table_entries;
}
else
{
tbl_ptr = (struct ipa_nat_indx_tbl_rule *)
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].index_table_addr;
}
if (Read16BitFieldValue(tbl_ptr[entry].tbl_entry_nxt_indx,
INDX_TBL_TBL_ENTRY_FIELD)) {
return 1;
}
else
{
return 0;
}
}
int chk_for_validity(u32 tbl_hdl)
{
struct ipa_nat_rule *tbl_ptr;
struct ipa_nat_indx_tbl_rule *indx_tbl_ptr;
uint16_t nxt_index, prv_index;
int cnt;
if (IPA_NAT_INVALID_NAT_ENTRY == tbl_hdl ||
tbl_hdl > IPA_NAT_MAX_IP4_TBLS) {
IPAERR("invalid table handle passed \n");
return -EINVAL;
}
/* Validate base table next_indx and prev_indx values */
IPADBG("Validating ipv4 active rules: \n");
tbl_ptr = (struct ipa_nat_rule *)
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].ipv4_rules_addr;
for (cnt = 0;
cnt < ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].table_entries;
cnt++) {
if (Read16BitFieldValue(tbl_ptr[cnt].ip_cksm_enbl,
ENABLE_FIELD)) {
nxt_index =
Read16BitFieldValue(tbl_ptr[cnt].nxt_indx_pub_port,
NEXT_INDEX_FIELD);
if (!is_base_entry_valid(tbl_hdl, nxt_index)) {
IPAERR("Invalid next index found, entry:%d\n", cnt);
}
}
}
IPADBG("Validating ipv4 expansion active rules: \n");
tbl_ptr = (struct ipa_nat_rule *)
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].ipv4_expn_rules_addr;
for (cnt = 0;
cnt <= ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].expn_table_entries;
cnt++) {
if (Read16BitFieldValue(tbl_ptr[cnt].ip_cksm_enbl,
ENABLE_FIELD)) {
/* Validate next index */
nxt_index =
Read16BitFieldValue(tbl_ptr[cnt].nxt_indx_pub_port,
NEXT_INDEX_FIELD);
if (!is_base_entry_valid(tbl_hdl, nxt_index)) {
IPAERR("Invalid next index found, entry:%d\n", cnt);
}
/* Validate previous index */
prv_index =
Read16BitFieldValue(tbl_ptr[cnt].sw_spec_params,
SW_SPEC_PARAM_PREV_INDEX_FIELD);
if (!is_base_entry_valid(tbl_hdl, prv_index)) {
IPAERR("Invalid Previous index found, entry:%d\n", cnt);
}
}
}
IPADBG("Validating ipv4 index active rules: \n");
indx_tbl_ptr = (struct ipa_nat_indx_tbl_rule *)
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].index_table_addr;
for (cnt = 0;
cnt < ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].table_entries;
cnt++) {
if (Read16BitFieldValue(indx_tbl_ptr[cnt].tbl_entry_nxt_indx,
INDX_TBL_TBL_ENTRY_FIELD)) {
nxt_index =
Read16BitFieldValue(indx_tbl_ptr[cnt].tbl_entry_nxt_indx,
INDX_TBL_NEXT_INDEX_FILED);
if (!is_index_entry_valid(tbl_hdl, nxt_index)) {
IPAERR("Invalid next index found, entry:%d\n", cnt);
}
}
}
IPADBG("Validating ipv4 index expansion active rules: \n");
indx_tbl_ptr = (struct ipa_nat_indx_tbl_rule *)
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].index_table_expn_addr;
for (cnt = 0;
cnt <= ipv4_nat_cache.ip4_tbl[tbl_hdl - 1].expn_table_entries;
cnt++) {
if (Read16BitFieldValue(indx_tbl_ptr[cnt].tbl_entry_nxt_indx,
INDX_TBL_TBL_ENTRY_FIELD)) {
/* Validate next index*/
nxt_index =
Read16BitFieldValue(indx_tbl_ptr[cnt].tbl_entry_nxt_indx,
INDX_TBL_NEXT_INDEX_FILED);
if (!is_index_entry_valid(tbl_hdl, nxt_index)) {
IPAERR("Invalid next index found, entry:%d\n", cnt);
}
/* Validate previous index*/
prv_index =
ipv4_nat_cache.ip4_tbl[tbl_hdl-1].index_expn_table_meta[cnt].prev_index;
if (!is_index_entry_valid(tbl_hdl, prv_index)) {
IPAERR("Invalid Previous index found, entry:%d\n", cnt);
}
}
}
return 0;
}
int ipa_nat_validate_ipv4_table(u32 tbl_hdl)
{
int ret = 0;
ret = chk_for_loop(tbl_hdl);
if (ret)
return ret;
ret = chk_for_validity(tbl_hdl);
return ret;
}
int main(int argc, char* argv[])
{
int exec = 0, pass = 0, ret;
int cnt, nt=1;
int total_entries = 100;
u8 sep = 0;
u32 tbl_hdl = 0;
u32 pub_ip_add = 0x011617c0; /* "192.23.22.1" */
IPADBG("ipa_nat_testing user space nat driver\n");
if (argc == 4)
{
if (!strncmp(argv[1], "reg", 3))
{
nt = atoi(argv[2]);
total_entries = atoi(argv[3]);
IPADBG("Reg: %d, Nat Entries: %d\n", nt, total_entries);
}
else if (!strncmp(argv[1], "sep", 3))
{
sep = 1;
nt = atoi(argv[2]);
total_entries = atoi(argv[3]);
}
}
else if (argc == 3)
{
if (!strncmp(argv[1], "inotify", 7))
{
ipa_nat_test021(total_entries, atoi(argv[2]));
return 0;
}
else if (!strncmp(argv[1], "sep", 3))
{
sep = 1;
total_entries = atoi(argv[2]);
}
}
else if (argc == 2)
{
total_entries = atoi(argv[1]);
IPADBG("Nat Entries: %d\n", total_entries);
}
for (cnt=0; cnt<nt; cnt++)
{
IPADBG("%s():Executing %d time \n",__FUNCTION__, cnt);
if (!sep)
{
ret = ipa_nat_add_ipv4_tbl(pub_ip_add, total_entries, &tbl_hdl);
CHECK_ERR(ret);
}
if (sep)
{
IPADBG("\n\nExecuting ipa_nat_test00%d\n", exec);
ret = ipa_nat_test000(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test00%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test00%d\n", exec);
ret = ipa_nat_test001(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test00%d Fail\n", exec);
}
exec++;
}
IPADBG("\n\nExecuting ipa_nat_test00%d\n", exec);
ret = ipa_nat_test002(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test00%d Fail\n", exec);
}
exec++;
if (sep)
{
IPADBG("\n\nExecuting ipa_nat_test00%d\n", exec);
ret = ipa_nat_test003(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test00%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test00%d\n", exec);
ret = ipa_nat_test004(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test00%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test00%d\n", exec);
ret = ipa_nat_test005(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test00%d Fail\n", exec);
}
exec++;
}
IPADBG("\n\nExecuting ipa_nat_test00%d\n", exec);
ret = ipa_nat_test006(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test00%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test00%d\n", exec);
ret = ipa_nat_test007(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test00%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test00%d\n", exec);
ret = ipa_nat_test008(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test00%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test00%d\n", exec);
ret = ipa_nat_test009(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test00%d Fail\n", exec);
}
exec++;
if (total_entries >= IPA_NAT_TEST_PRE_COND_TE)
{
IPADBG("\n\nExecuting ipa_nat_test0%d\n", exec);
ret = ipa_nat_test010(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test0%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test0%d\n", exec);
ret = ipa_nat_test011(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test0%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test0%d\n", exec);
ret = ipa_nat_test012(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test0%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test0%d\n", exec);
ret = ipa_nat_test013(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test0%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test0%d\n", exec);
ret = ipa_nat_test014(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test0%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test0%d\n", exec);
ret = ipa_nat_test015(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test0%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test0%d\n", exec);
ret = ipa_nat_test016(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test0%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test0%d\n", exec);
ret = ipa_nat_test017(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test0%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test0%d\n", exec);
ret = ipa_nat_test018(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test0%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test0%d\n", exec);
ret = ipa_nat_test019(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test0%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test0%d\n", exec);
ret = ipa_nat_test020(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test0%d Fail\n", exec);
}
exec++;
IPADBG("\n\nExecuting ipa_nat_test0%d\n", exec);
ret = ipa_nat_test022(total_entries, tbl_hdl, sep);
if (!ret)
{
pass++;
}
else
{
IPAERR("ipa_nat_test0%d Fail\n", exec);
}
exec++;
}
if (!sep)
{
ret = ipa_nat_del_ipv4_tbl(tbl_hdl);
CHECK_ERR(ret);
}
}
/*======= Printing Results ==========*/
IPADBG("Total ipa_nat Tests Run:%d, Pass:%d, Fail:%d\n",exec, pass, exec-pass);
return 0;
}