net: tests: Extented 6lo unit tests

Earlier all unit tests are with IPv6 and UDP as next header.
Modified tests with IPv6 only, IPv6 + UDP and IPv6 + IPHC next
headers.

Change-Id: Ie02cecb37e07ceae8a06a0653e2ccdfe0db91239
Signed-off-by: Ravi kumar Veeramally <ravikumar.veeramally@linux.intel.com>
This commit is contained in:
Ravi kumar Veeramally 2016-08-24 10:53:08 +03:00 committed by Jukka Rissanen
commit 0d76826a0d
2 changed files with 219 additions and 59 deletions

View file

@ -10,11 +10,11 @@ CONFIG_TEST_RANDOM_GENERATOR=y
CONFIG_MAIN_STACK_SIZE=5048
CONFIG_NET_NBUF_RX_COUNT=8
CONFIG_NET_NBUF_TX_COUNT=8
CONFIG_NET_NBUF_DATA_COUNT=10
CONFIG_NET_NBUF_DATA_COUNT=12
CONFIG_NET_LOG=y
CONFIG_SYS_LOG_SHOW_COLOR=y
CONFIG_NETWORK_IP_STACK_DEBUG_IF=y
CONFIG_NETWORK_IP_STACK_DEBUG_CORE=y
CONFIG_NETWORK_IP_STACK_6LO_DEBUG=n
CONFIG_NET_6LO_DEBUG=n
CONFIG_NETWORK_IP_STACK_DEBUG_NET_BUF=n
CONFIG_NET_BUF_DEBUG=n

View file

@ -26,7 +26,6 @@
#include <errno.h>
#include <device.h>
#include <init.h>
#include <misc/printk.h>
#include <net/net_core.h>
#include <net/nbuf.h>
#include <net/net_ip.h>
@ -34,6 +33,7 @@
#include <tc_util.h>
#include "6lo.h"
#include "icmpv6.h"
#define NET_DEBUG 1
#include "net_private.h"
@ -119,7 +119,14 @@ static const char user_data[] =
struct net_6lo_data {
struct net_ipv6_hdr ipv6;
struct net_udp_hdr udp;
union {
struct net_udp_hdr udp;
struct net_icmp_hdr icmp;
} nh;
bool nh_udp;
bool nh_icmp;
bool iphc;
bool small;
} __packed;
@ -160,25 +167,70 @@ NET_DEVICE_INIT(net_6lo_test, "net_6lo_test",
static bool compare_data(struct net_buf *buf, struct net_6lo_data *data)
{
struct net_buf *frag;
uint8_t bytes, pos, compare, offset = 0;
uint8_t bytes;
uint8_t compare;
uint8_t pos = 0;
uint8_t offset = 0;
int remaining = data->small ? SIZE_OF_SMALL_DATA : SIZE_OF_LARGE_DATA;
if (net_buf_frags_len(buf->frags) != (NET_IPV6UDPH_LEN + remaining)) {
printk("mismatch lengths, expected %d received %d\n",
NET_IPV6UDPH_LEN + remaining,
if (data->nh_udp) {
if (net_buf_frags_len(buf->frags) !=
(NET_IPV6UDPH_LEN + remaining)) {
TC_PRINT("mismatch lengths, expected %d received %d\n",
NET_IPV6UDPH_LEN + remaining,
net_buf_frags_len(buf->frags));
return false;
return false;
}
} else if (data->nh_icmp) {
if (net_buf_frags_len(buf->frags) !=
(NET_IPV6ICMPH_LEN + remaining)) {
TC_PRINT("mismatch lengths, expected %d received %d\n",
NET_IPV6ICMPH_LEN + remaining,
net_buf_frags_len(buf->frags));
return false;
}
} else {
if (net_buf_frags_len(buf->frags) !=
(NET_IPV6H_LEN + remaining)) {
TC_PRINT("mismatch lengths, expected %d received %d\n",
NET_IPV6H_LEN + remaining,
net_buf_frags_len(buf->frags));
return false;
}
}
frag = buf->frags;
if (memcmp(frag->data, (uint8_t *)data, NET_IPV6UDPH_LEN)) {
printk("mismatch headers\n");
return false;
if (data->nh_udp) {
if (memcmp(frag->data, (uint8_t *)data, NET_IPV6UDPH_LEN)) {
TC_PRINT("mismatch headers\n");
return false;
}
} else if (data->nh_icmp) {
if (memcmp(frag->data, (uint8_t *)data, NET_IPV6ICMPH_LEN)) {
TC_PRINT("mismatch headers\n");
return false;
}
} else {
if (memcmp(frag->data, (uint8_t *)data, NET_IPV6H_LEN)) {
TC_PRINT("mismatch headers\n");
return false;
}
}
pos = 0;
offset = NET_IPV6UDPH_LEN;
if (data->nh_udp) {
offset = NET_IPV6UDPH_LEN;
} else if (data->nh_icmp) {
offset = NET_IPV6ICMPH_LEN;
} else {
offset = NET_IPV6H_LEN;
}
while (remaining > 0 && frag) {
@ -186,7 +238,7 @@ static bool compare_data(struct net_buf *buf, struct net_6lo_data *data)
compare = remaining > bytes ? bytes : remaining;
if (memcmp(frag->data + offset, user_data + pos, compare)) {
printk("data mismatch\n");
TC_PRINT("data mismatch\n");
return false;
}
@ -220,23 +272,43 @@ static struct net_buf *create_buf(struct net_6lo_data *data)
return NULL;
}
memcpy(frag->data, (uint8_t *) data, NET_IPV6UDPH_LEN);
net_buf_add(frag, NET_IPV6UDPH_LEN);
if (data->nh_udp) {
memcpy(frag->data, (uint8_t *) data, NET_IPV6UDPH_LEN);
net_buf_add(frag, NET_IPV6UDPH_LEN);
} else if (data->nh_icmp) {
memcpy(frag->data, (uint8_t *) data, NET_IPV6ICMPH_LEN);
net_buf_add(frag, NET_IPV6ICMPH_LEN);
} else {
memcpy(frag->data, (uint8_t *) data, NET_IPV6H_LEN);
net_buf_add(frag, NET_IPV6H_LEN);
}
pos = 0;
remaining = data->small ? SIZE_OF_SMALL_DATA : SIZE_OF_LARGE_DATA;
len = NET_UDPH_LEN + remaining;
if (data->nh_udp) {
len = NET_UDPH_LEN + remaining;
} else if (data->nh_icmp) {
len = NET_ICMPH_LEN + remaining;
} else {
len = remaining;
}
/* length is not set in net_6lo_data data pointer, calculate and set
* in ipv6, udp and in data pointer too (it's required in comparison) */
frag->data[4] = len >> 8;
frag->data[5] = (uint8_t) len;
frag->data[44] = len >> 8;
frag->data[45] = (uint8_t) len;
data->ipv6.len[0] = len >> 8;
data->ipv6.len[1] = (uint8_t) len;
data->udp.len = htons(len);
if (data->nh_udp) {
frag->data[44] = len >> 8;
frag->data[45] = (uint8_t) len;
data->nh.udp.len = htons(len);
}
while (remaining > 0) {
uint8_t copy;
@ -272,10 +344,12 @@ static struct net_6lo_data test_data_1 = {
.ipv6.hop_limit = 0xff,
.ipv6.src = src_sam00,
.ipv6.dst = dst_dam00,
.udp.src_port = htons(udp_src_port_4bit),
.udp.dst_port = htons(udp_dst_port_4bit),
.udp.len = 0x00,
.udp.chksum = 0x00,
.nh.udp.src_port = htons(udp_src_port_4bit),
.nh.udp.dst_port = htons(udp_dst_port_4bit),
.nh.udp.len = 0x00,
.nh.udp.chksum = 0x00,
.nh_udp = true,
.nh_icmp = false,
.small = true,
.iphc = true
};
@ -289,10 +363,12 @@ static struct net_6lo_data test_data_2 = {
.ipv6.hop_limit = 0xff,
.ipv6.src = src_sam01,
.ipv6.dst = dst_dam01,
.udp.src_port = htons(udp_src_port_8bit_y),
.udp.dst_port = htons(udp_dst_port_8bit),
.udp.len = 0x00,
.udp.chksum = 0x00,
.nh.udp.src_port = htons(udp_src_port_8bit_y),
.nh.udp.dst_port = htons(udp_dst_port_8bit),
.nh.udp.len = 0x00,
.nh.udp.chksum = 0x00,
.nh_udp = true,
.nh_icmp = false,
.small = false,
.iphc = true
};
@ -306,10 +382,12 @@ static struct net_6lo_data test_data_3 = {
.ipv6.hop_limit = 0xff,
.ipv6.src = src_sam10,
.ipv6.dst = dst_dam10,
.udp.src_port = htons(udp_src_port_8bit),
.udp.dst_port = htons(udp_dst_port_8bit_y),
.udp.len = 0x00,
.udp.chksum = 0x00,
.nh.udp.src_port = htons(udp_src_port_8bit),
.nh.udp.dst_port = htons(udp_dst_port_8bit_y),
.nh.udp.len = 0x00,
.nh.udp.chksum = 0x00,
.nh_udp = true,
.nh_icmp = false,
.small = true,
.iphc = true
};
@ -323,10 +401,12 @@ static struct net_6lo_data test_data_4 = {
.ipv6.hop_limit = 0xff,
.ipv6.src = src_sac1_sam00,
.ipv6.dst = dst_m1_dam00,
.udp.src_port = htons(udp_src_port_16bit),
.udp.dst_port = htons(udp_dst_port_16bit),
.udp.len = 0x00,
.udp.chksum = 0x00,
.nh.udp.src_port = htons(udp_src_port_16bit),
.nh.udp.dst_port = htons(udp_dst_port_16bit),
.nh.udp.len = 0x00,
.nh.udp.chksum = 0x00,
.nh_udp = true,
.nh_icmp = false,
.small = false,
.iphc = true
};
@ -340,10 +420,12 @@ static struct net_6lo_data test_data_5 = {
.ipv6.hop_limit = 0xff,
.ipv6.src = src_sam01,
.ipv6.dst = dst_m1_dam01,
.udp.src_port = htons(udp_src_port_16bit),
.udp.dst_port = htons(udp_dst_port_16bit),
.udp.len = 0x00,
.udp.chksum = 0x00,
.nh.udp.src_port = htons(udp_src_port_16bit),
.nh.udp.dst_port = htons(udp_dst_port_16bit),
.nh.udp.len = 0x00,
.nh.udp.chksum = 0x00,
.nh_udp = true,
.nh_icmp = false,
.small = true,
.iphc = true
};
@ -357,15 +439,50 @@ static struct net_6lo_data test_data_6 = {
.ipv6.hop_limit = 0xff,
.ipv6.src = src_sam10,
.ipv6.dst = dst_m1_dam10,
.udp.src_port = htons(udp_src_port_8bit),
.udp.dst_port = htons(udp_dst_port_8bit),
.udp.len = 0x00,
.udp.chksum = 0x00,
.nh.udp.src_port = htons(udp_src_port_8bit),
.nh.udp.dst_port = htons(udp_dst_port_8bit),
.nh.udp.len = 0x00,
.nh.udp.chksum = 0x00,
.nh_udp = true,
.nh_icmp = false,
.small = true,
.iphc = true
};
static struct net_6lo_data test_data_7 = {
.ipv6.vtc = 0x60,
.ipv6.tcflow = 0x0,
.ipv6.flow = 0x0,
.ipv6.len = { 0x00, 0x00 },
.ipv6.nexthdr = 0,
.ipv6.hop_limit = 0xff,
.ipv6.src = src_sam10,
.ipv6.dst = dst_m1_dam10,
.nh_udp = false,
.nh_icmp = false,
.small = true,
.iphc = true
};
static struct net_6lo_data test_data_8 = {
.ipv6.vtc = 0x60,
.ipv6.tcflow = 0x0,
.ipv6.flow = 0x0,
.ipv6.len = { 0x00, 0x00 },
.ipv6.nexthdr = IPPROTO_ICMPV6,
.ipv6.hop_limit = 0xff,
.ipv6.src = src_sam10,
.ipv6.dst = dst_m1_dam10,
.nh.icmp.type = NET_ICMPV6_ECHO_REQUEST,
.nh.icmp.code = 0,
.nh.icmp.chksum = 0,
.nh_udp = false,
.nh_icmp = true,
.small = true,
.iphc = true
};
static struct net_6lo_data test_data_9 = {
.ipv6.vtc = 0x61,
.ipv6.tcflow = 0x20,
.ipv6.flow = 0x00,
@ -374,15 +491,17 @@ static struct net_6lo_data test_data_7 = {
.ipv6.hop_limit = 0xff,
.ipv6.src = src_sac1_sam00,
.ipv6.dst = dst_m1_dam00,
.udp.src_port = htons(udp_src_port_16bit),
.udp.dst_port = htons(udp_dst_port_16bit),
.udp.len = 0x00,
.udp.chksum = 0x00,
.nh.udp.src_port = htons(udp_src_port_16bit),
.nh.udp.dst_port = htons(udp_dst_port_16bit),
.nh.udp.len = 0x00,
.nh.udp.chksum = 0x00,
.nh_udp = true,
.nh_icmp = false,
.small = true,
.iphc = false
};
static struct net_6lo_data test_data_8 = {
static struct net_6lo_data test_data_10 = {
.ipv6.vtc = 0x61,
.ipv6.tcflow = 0x20,
.ipv6.flow = 0x00,
@ -391,10 +510,45 @@ static struct net_6lo_data test_data_8 = {
.ipv6.hop_limit = 0xff,
.ipv6.src = src_sac1_sam00,
.ipv6.dst = dst_m1_dam00,
.udp.src_port = htons(udp_src_port_16bit),
.udp.dst_port = htons(udp_dst_port_16bit),
.udp.len = 0x00,
.udp.chksum = 0x00,
.nh.udp.src_port = htons(udp_src_port_16bit),
.nh.udp.dst_port = htons(udp_dst_port_16bit),
.nh.udp.len = 0x00,
.nh.udp.chksum = 0x00,
.nh_udp = false,
.nh_icmp = false,
.small = false,
.iphc = false
};
static struct net_6lo_data test_data_11 = {
.ipv6.vtc = 0x61,
.ipv6.tcflow = 0x20,
.ipv6.flow = 0x00,
.ipv6.len = { 0x00, 0x00 },
.ipv6.nexthdr = 0,
.ipv6.hop_limit = 0xff,
.ipv6.src = src_sac1_sam00,
.ipv6.dst = dst_m1_dam00,
.nh_udp = false,
.nh_icmp = false,
.small = false,
.iphc = false
};
static struct net_6lo_data test_data_12 = {
.ipv6.vtc = 0x61,
.ipv6.tcflow = 0x20,
.ipv6.flow = 0x00,
.ipv6.len = { 0x00, 0x00 },
.ipv6.nexthdr = IPPROTO_ICMPV6,
.ipv6.hop_limit = 0xff,
.ipv6.src = src_sac1_sam00,
.ipv6.dst = dst_m1_dam00,
.nh.icmp.type = NET_ICMPV6_ECHO_REQUEST,
.nh.icmp.code = 0,
.nh.icmp.chksum = 0,
.nh_udp = false,
.nh_icmp = true,
.small = false,
.iphc = false
};
@ -411,7 +565,8 @@ static int test_6lo(struct net_6lo_data *data)
}
#if DEBUG > 0
printk("length before compression %d\n", net_buf_frags_len(buf->frags));
TC_PRINT("length before compression %d\n",
net_buf_frags_len(buf->frags));
net_hexdump_frags("before-compression", buf);
#endif
@ -421,7 +576,8 @@ static int test_6lo(struct net_6lo_data *data)
}
#if DEBUG > 0
printk("length after compression %d\n", net_buf_frags_len(buf->frags));
TC_PRINT("length after compression %d\n",
net_buf_frags_len(buf->frags));
net_hexdump_frags("after-compression", buf);
#endif
@ -431,7 +587,7 @@ static int test_6lo(struct net_6lo_data *data)
}
#if DEBUG > 0
printk("length after uncompression %d\n",
TC_PRINT("length after uncompression %d\n",
net_buf_frags_len(buf->frags));
net_hexdump_frags("after-uncompression", buf);
#endif
@ -459,8 +615,12 @@ static const struct {
{ "test_6lo_sac1_sam00_m1_dam00", &test_data_4},
{ "test_6lo_sam01_m1_dam01", &test_data_5},
{ "test_6lo_sam10_m1_dam10", &test_data_6},
{ "test_6lo_ipv6_dispatch_small", &test_data_7},
{ "test_6lo_ipv6_dispatch_big", &test_data_8},
{ "test_6lo_sam10_m1_dam10_no_udp", &test_data_7},
{ "test_6lo_sam10_m1_dam10_iphc", &test_data_8},
{ "test_6lo_ipv6_dispatch_small", &test_data_9},
{ "test_6lo_ipv6_dispatch_big", &test_data_10},
{ "test_6lo_ipv6_dispatch_big_no_udp", &test_data_11},
{ "test_6lo_ipv6_dispatch_big_iphc", &test_data_12},
};
static void main_fiber(void)