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修改了Web后台的部分界面，增加了HAmqtt中的总电量传感器，后台新增mqtt上报频率设置

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This commit is contained in:
OOP
2025-03-03 21:49:41 +08:00
parent e1e00b60ce
commit 9f9d4c7a56
4468 changed files with 1473046 additions and 10728 deletions
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120
mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/core/test_mem.c Normal file
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#include "test_mem.h"
#include "lwip/mem.h"
#include "lwip/stats.h"
#if !LWIP_STATS || !MEM_STATS
#error "This tests needs MEM-statistics enabled"
#endif
#if LWIP_DNS
#error "This test needs DNS turned off (as it mallocs on init)"
#endif
/* Setups/teardown functions */
static void
mem_setup(void)
{
}
static void
mem_teardown(void)
{
}
/* Test functions */
/** Call mem_malloc, mem_free and mem_trim and check stats */
START_TEST(test_mem_one)
{
#define SIZE1 16
#define SIZE1_2 12
#define SIZE2 16
void *p1, *p2;
mem_size_t s1, s2;
LWIP_UNUSED_ARG(_i);
fail_unless(lwip_stats.mem.used == 0);
p1 = mem_malloc(SIZE1);
fail_unless(p1 != NULL);
fail_unless(lwip_stats.mem.used >= SIZE1);
s1 = lwip_stats.mem.used;
p2 = mem_malloc(SIZE2);
fail_unless(p2 != NULL);
fail_unless(lwip_stats.mem.used >= SIZE2 + s1);
s2 = lwip_stats.mem.used;
mem_trim(p1, SIZE1_2);
mem_free(p2);
fail_unless(lwip_stats.mem.used <= s2 - SIZE2);
mem_free(p1);
fail_unless(lwip_stats.mem.used == 0);
}
END_TEST
static void malloc_keep_x(int x, int num, int size, int freestep)
{
int i;
void* p[16];
memset(p, 0, sizeof(p));
for(i = 0; i < num && i < 16; i++) {
p[i] = mem_malloc(size);
fail_unless(p[i] != NULL);
}
for(i = 0; i < num && i < 16; i += freestep) {
if (i == x) {
continue;
}
mem_free(p[i]);
p[i] = NULL;
}
for(i = 0; i < num && i < 16; i++) {
if (i == x) {
continue;
}
if (p[i] != NULL) {
mem_free(p[i]);
p[i] = NULL;
}
}
fail_unless(p[x] != NULL);
mem_free(p[x]);
}
START_TEST(test_mem_random)
{
const int num = 16;
int x;
int size;
int freestep;
LWIP_UNUSED_ARG(_i);
fail_unless(lwip_stats.mem.used == 0);
for (x = 0; x < num; x++) {
for (size = 1; size < 32; size++) {
for (freestep = 1; freestep <= 3; freestep++) {
fail_unless(lwip_stats.mem.used == 0);
malloc_keep_x(x, num, size, freestep);
fail_unless(lwip_stats.mem.used == 0);
}
}
}
}
END_TEST
/** Create the suite including all tests for this module */
Suite *
mem_suite(void)
{
testfunc tests[] = {
TESTFUNC(test_mem_one),
TESTFUNC(test_mem_random)
};
return create_suite("MEM", tests, sizeof(tests)/sizeof(testfunc), mem_setup, mem_teardown);
}

8
mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/core/test_mem.h Normal file
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#ifndef LWIP_HDR_TEST_MEM_H__
#define LWIP_HDR_TEST_MEM_H__
#include "../lwip_check.h"
Suite *mem_suite(void);
#endif

152
mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/core/test_pbuf.c Normal file
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#include "test_pbuf.h"
#include "lwip/pbuf.h"
#include "lwip/stats.h"
#if !LWIP_STATS || !MEM_STATS ||!MEMP_STATS
#error "This tests needs MEM- and MEMP-statistics enabled"
#endif
#if LWIP_DNS
#error "This test needs DNS turned off (as it mallocs on init)"
#endif
#if !LWIP_TCP || !TCP_QUEUE_OOSEQ || !LWIP_WND_SCALE
#error "This test needs TCP OOSEQ queueing and window scaling enabled"
#endif
/* Setups/teardown functions */
static void
pbuf_setup(void)
{
}
static void
pbuf_teardown(void)
{
}
#define TESTBUFSIZE_1 65535
#define TESTBUFSIZE_2 65530
#define TESTBUFSIZE_3 50050
static u8_t testbuf_1[TESTBUFSIZE_1];
static u8_t testbuf_1a[TESTBUFSIZE_1];
static u8_t testbuf_2[TESTBUFSIZE_2];
static u8_t testbuf_2a[TESTBUFSIZE_2];
static u8_t testbuf_3[TESTBUFSIZE_3];
static u8_t testbuf_3a[TESTBUFSIZE_3];
/* Test functions */
/** Call pbuf_copy on a pbuf with zero length */
START_TEST(test_pbuf_copy_zero_pbuf)
{
struct pbuf *p1, *p2, *p3;
err_t err;
LWIP_UNUSED_ARG(_i);
fail_unless(lwip_stats.mem.used == 0);
fail_unless(lwip_stats.memp[MEMP_PBUF_POOL].used == 0);
p1 = pbuf_alloc(PBUF_RAW, 1024, PBUF_RAM);
fail_unless(p1 != NULL);
fail_unless(p1->ref == 1);
p2 = pbuf_alloc(PBUF_RAW, 2, PBUF_POOL);
fail_unless(p2 != NULL);
fail_unless(p2->ref == 1);
p2->len = p2->tot_len = 0;
pbuf_cat(p1, p2);
fail_unless(p1->ref == 1);
fail_unless(p2->ref == 1);
p3 = pbuf_alloc(PBUF_RAW, p1->tot_len, PBUF_POOL);
err = pbuf_copy(p3, p1);
fail_unless(err == ERR_VAL);
pbuf_free(p1);
pbuf_free(p3);
fail_unless(lwip_stats.mem.used == 0);
fail_unless(lwip_stats.mem.used == 0);
fail_unless(lwip_stats.memp[MEMP_PBUF_POOL].used == 0);
}
END_TEST
START_TEST(test_pbuf_split_64k_on_small_pbufs)
{
struct pbuf *p, *rest=NULL;
LWIP_UNUSED_ARG(_i);
p = pbuf_alloc(PBUF_RAW, 1, PBUF_POOL);
pbuf_split_64k(p, &rest);
fail_unless(p->tot_len == 1);
pbuf_free(p);
}
END_TEST
START_TEST(test_pbuf_queueing_bigger_than_64k)
{
int i;
err_t err;
struct pbuf *p1, *p2, *p3, *rest2=NULL, *rest3=NULL;
LWIP_UNUSED_ARG(_i);
for(i = 0; i < TESTBUFSIZE_1; i++)
testbuf_1[i] = rand();
for(i = 0; i < TESTBUFSIZE_2; i++)
testbuf_2[i] = rand();
for(i = 0; i < TESTBUFSIZE_3; i++)
testbuf_3[i] = rand();
p1 = pbuf_alloc(PBUF_RAW, TESTBUFSIZE_1, PBUF_POOL);
fail_unless(p1 != NULL);
p2 = pbuf_alloc(PBUF_RAW, TESTBUFSIZE_2, PBUF_POOL);
fail_unless(p2 != NULL);
p3 = pbuf_alloc(PBUF_RAW, TESTBUFSIZE_3, PBUF_POOL);
fail_unless(p3 != NULL);
err = pbuf_take(p1, testbuf_1, TESTBUFSIZE_1);
fail_unless(err == ERR_OK);
err = pbuf_take(p2, testbuf_2, TESTBUFSIZE_2);
fail_unless(err == ERR_OK);
err = pbuf_take(p3, testbuf_3, TESTBUFSIZE_3);
fail_unless(err == ERR_OK);
pbuf_cat(p1, p2);
pbuf_cat(p1, p3);
pbuf_split_64k(p1, &rest2);
fail_unless(p1->tot_len == TESTBUFSIZE_1);
fail_unless(rest2->tot_len == (u16_t)((TESTBUFSIZE_2+TESTBUFSIZE_3) & 0xFFFF));
pbuf_split_64k(rest2, &rest3);
fail_unless(rest2->tot_len == TESTBUFSIZE_2);
fail_unless(rest3->tot_len == TESTBUFSIZE_3);
pbuf_copy_partial(p1, testbuf_1a, TESTBUFSIZE_1, 0);
pbuf_copy_partial(rest2, testbuf_2a, TESTBUFSIZE_2, 0);
pbuf_copy_partial(rest3, testbuf_3a, TESTBUFSIZE_3, 0);
for(i = 0; i < TESTBUFSIZE_1; i++)
fail_unless(testbuf_1[i] == testbuf_1a[i]);
for(i = 0; i < TESTBUFSIZE_2; i++)
fail_unless(testbuf_2[i] == testbuf_2a[i]);
for(i = 0; i < TESTBUFSIZE_3; i++)
fail_unless(testbuf_3[i] == testbuf_3a[i]);
pbuf_free(p1);
pbuf_free(rest2);
pbuf_free(rest3);
}
END_TEST
/** Create the suite including all tests for this module */
Suite *
pbuf_suite(void)
{
testfunc tests[] = {
TESTFUNC(test_pbuf_copy_zero_pbuf),
TESTFUNC(test_pbuf_split_64k_on_small_pbufs),
TESTFUNC(test_pbuf_queueing_bigger_than_64k)
};
return create_suite("PBUF", tests, sizeof(tests)/sizeof(testfunc), pbuf_setup, pbuf_teardown);
}

8
mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/core/test_pbuf.h Normal file
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#ifndef LWIP_HDR_TEST_PBUF_H__
#define LWIP_HDR_TEST_PBUF_H__
#include "../lwip_check.h"
Suite *pbuf_suite(void);
#endif

908
mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/dhcp/test_dhcp.c Normal file
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#include "test_dhcp.h"
#include "lwip/netif.h"
#include "lwip/dhcp.h"
#include "netif/etharp.h"
struct netif net_test;
static const u8_t broadcast[6] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
static const u8_t magic_cookie[] = { 0x63, 0x82, 0x53, 0x63 };
static u8_t dhcp_offer[] = {
0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, /* To unit */
0x00, 0x0F, 0xEE, 0x30, 0xAB, 0x22, /* From Remote host */
0x08, 0x00, /* Protocol: IP */
0x45, 0x10, 0x01, 0x48, 0x00, 0x00, 0x00, 0x00, 0x80, 0x11, 0x36, 0xcc, 0xc3, 0xaa, 0xbd, 0xab, 0xc3, 0xaa, 0xbd, 0xc8, /* IP header */
0x00, 0x43, 0x00, 0x44, 0x01, 0x34, 0x00, 0x00, /* UDP header */
0x02, /* Type == Boot reply */
0x01, 0x06, /* Hw Ethernet, 6 bytes addrlen */
0x00, /* 0 hops */
0xAA, 0xAA, 0xAA, 0xAA, /* Transaction id, will be overwritten */
0x00, 0x00, /* 0 seconds elapsed */
0x00, 0x00, /* Flags (unicast) */
0x00, 0x00, 0x00, 0x00, /* Client ip */
0xc3, 0xaa, 0xbd, 0xc8, /* Your IP */
0xc3, 0xaa, 0xbd, 0xab, /* DHCP server ip */
0x00, 0x00, 0x00, 0x00, /* relay agent */
0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* MAC addr + padding */
/* Empty server name and boot file name */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x63, 0x82, 0x53, 0x63, /* Magic cookie */
0x35, 0x01, 0x02, /* Message type: Offer */
0x36, 0x04, 0xc3, 0xaa, 0xbd, 0xab, /* Server identifier (IP) */
0x33, 0x04, 0x00, 0x00, 0x00, 0x78, /* Lease time 2 minutes */
0x03, 0x04, 0xc3, 0xaa, 0xbd, 0xab, /* Router IP */
0x01, 0x04, 0xff, 0xff, 0xff, 0x00, /* Subnet mask */
0xff, /* End option */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Padding */
};
static u8_t dhcp_ack[] = {
0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, /* To unit */
0x00, 0x0f, 0xEE, 0x30, 0xAB, 0x22, /* From remote host */
0x08, 0x00, /* Proto IP */
0x45, 0x10, 0x01, 0x48, 0x00, 0x00, 0x00, 0x00, 0x80, 0x11, 0x36, 0xcc, 0xc3, 0xaa, 0xbd, 0xab, 0xc3, 0xaa, 0xbd, 0xc8, /* IP header */
0x00, 0x43, 0x00, 0x44, 0x01, 0x34, 0x00, 0x00, /* UDP header */
0x02, /* Bootp reply */
0x01, 0x06, /* Hw type Eth, len 6 */
0x00, /* 0 hops */
0xAA, 0xAA, 0xAA, 0xAA,
0x00, 0x00, /* 0 seconds elapsed */
0x00, 0x00, /* Flags (unicast) */
0x00, 0x00, 0x00, 0x00, /* Client IP */
0xc3, 0xaa, 0xbd, 0xc8, /* Your IP */
0xc3, 0xaa, 0xbd, 0xab, /* DHCP server IP */
0x00, 0x00, 0x00, 0x00, /* Relay agent */
0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Macaddr + padding */
/* Empty server name and boot file name */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x63, 0x82, 0x53, 0x63, /* Magic cookie */
0x35, 0x01, 0x05, /* Dhcp message type ack */
0x36, 0x04, 0xc3, 0xaa, 0xbd, 0xab, /* DHCP server identifier */
0x33, 0x04, 0x00, 0x00, 0x00, 0x78, /* Lease time 2 minutes */
0x03, 0x04, 0xc3, 0xaa, 0xbd, 0xab, /* Router IP */
0x01, 0x04, 0xff, 0xff, 0xff, 0x00, /* Netmask */
0xff, /* End marker */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Padding */
};
static const u8_t arpreply[] = {
0x00, 0x23, 0xC1, 0xDE, 0xD0, 0x0D, /* dst mac */
0x00, 0x32, 0x44, 0x20, 0x01, 0x02, /* src mac */
0x08, 0x06, /* proto arp */
0x00, 0x01, /* hw eth */
0x08, 0x00, /* proto ip */
0x06, /* hw addr len 6 */
0x04, /* proto addr len 4 */
0x00, 0x02, /* arp reply */
0x00, 0x32, 0x44, 0x20, 0x01, 0x02, /* sender mac */
0xc3, 0xaa, 0xbd, 0xc8, /* sender ip */
0x00, 0x23, 0xC1, 0xDE, 0xD0, 0x0D, /* target mac */
0x00, 0x00, 0x00, 0x00, /* target ip */
};
static int txpacket;
static enum tcase {
TEST_LWIP_DHCP,
TEST_LWIP_DHCP_NAK,
TEST_LWIP_DHCP_RELAY,
TEST_LWIP_DHCP_NAK_NO_ENDMARKER,
} tcase;
static int debug = 0;
static void setdebug(int a) {debug = a;}
static int tick = 0;
static void tick_lwip(void)
{
tick++;
if (tick % 5 == 0) {
dhcp_fine_tmr();
}
if (tick % 600 == 0) {
dhcp_coarse_tmr();
}
}
static void send_pkt(struct netif *netif, const u8_t *data, u32_t len)
{
struct pbuf *p = pbuf_alloc(PBUF_RAW, len, PBUF_POOL);
struct pbuf *q;
if (debug) {
/* Dump data */
u32_t i;
printf("RX data (len %d)", p->tot_len);
for (i = 0; i < len; i++) {
printf(" %02X", data[i]);
}
printf("\n");
}
fail_unless(p != NULL);
for(q = p; q != NULL; q = q->next) {
memcpy(q->payload, data, q->len);
data += q->len;
}
netif->input(p, netif);
}
static err_t lwip_tx_func(struct netif *netif, struct pbuf *p);
static err_t testif_init(struct netif *netif)
{
netif->name[0] = 'c';
netif->name[1] = 'h';
netif->output = etharp_output;
netif->linkoutput = lwip_tx_func;
netif->mtu = 1500;
netif->hwaddr_len = 6;
netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP;
netif->hwaddr[0] = 0x00;
netif->hwaddr[1] = 0x23;
netif->hwaddr[2] = 0xC1;
netif->hwaddr[3] = 0xDE;
netif->hwaddr[4] = 0xD0;
netif->hwaddr[5] = 0x0D;
return ERR_OK;
}
static void dhcp_setup(void)
{
txpacket = 0;
}
static void dhcp_teardown(void)
{
}
static void check_pkt(struct pbuf *p, u32_t pos, const u8_t *mem, u32_t len)
{
u8_t *data;
fail_if((pos + len) > p->tot_len);
while (pos > p->len && p->next) {
pos -= p->len;
p = p->next;
}
fail_if(p == NULL);
fail_unless(pos + len <= p->len); /* All data we seek within same pbuf */
data = p->payload;
fail_if(memcmp(&data[pos], mem, len), "data at pos %d, len %d in packet %d did not match", pos, len, txpacket);
}
static void check_pkt_fuzzy(struct pbuf *p, u32_t startpos, const u8_t *mem, u32_t len)
{
int found;
u32_t i;
u8_t *data;
fail_if((startpos + len) > p->tot_len);
while (startpos > p->len && p->next) {
startpos -= p->len;
p = p->next;
}
fail_if(p == NULL);
fail_unless(startpos + len <= p->len); /* All data we seek within same pbuf */
found = 0;
data = p->payload;
for (i = startpos; i <= (p->len - len); i++) {
if (memcmp(&data[i], mem, len) == 0) {
found = 1;
break;
}
}
fail_unless(found);
}
static err_t lwip_tx_func(struct netif *netif, struct pbuf *p)
{
fail_unless(netif == &net_test);
txpacket++;
if (debug) {
struct pbuf *pp = p;
/* Dump data */
printf("TX data (pkt %d, len %d, tick %d)", txpacket, p->tot_len, tick);
do {
int i;
for (i = 0; i < pp->len; i++) {
printf(" %02X", ((u8_t *) pp->payload)[i]);
}
if (pp->next) {
pp = pp->next;
}
} while (pp->next);
printf("\n");
}
switch (tcase) {
case TEST_LWIP_DHCP:
switch (txpacket) {
case 1:
case 2:
{
const u8_t ipproto[] = { 0x08, 0x00 };
const u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; /* bootp request, eth, hwaddr len 6, 0 hops */
const u8_t ipaddrs[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
check_pkt(p, 0, broadcast, 6); /* eth level dest: broadcast */
check_pkt(p, 6, netif->hwaddr, 6); /* eth level src: unit mac */
check_pkt(p, 12, ipproto, sizeof(ipproto)); /* eth level proto: ip */
check_pkt(p, 42, bootp_start, sizeof(bootp_start));
check_pkt(p, 53, ipaddrs, sizeof(ipaddrs));
check_pkt(p, 70, netif->hwaddr, 6); /* mac addr inside bootp */
check_pkt(p, 278, magic_cookie, sizeof(magic_cookie));
/* Check dchp message type, can be at different positions */
if (txpacket == 1) {
u8_t dhcp_discover_opt[] = { 0x35, 0x01, 0x01 };
check_pkt_fuzzy(p, 282, dhcp_discover_opt, sizeof(dhcp_discover_opt));
} else if (txpacket == 2) {
u8_t dhcp_request_opt[] = { 0x35, 0x01, 0x03 };
u8_t requested_ipaddr[] = { 0x32, 0x04, 0xc3, 0xaa, 0xbd, 0xc8 }; /* Ask for offered IP */
check_pkt_fuzzy(p, 282, dhcp_request_opt, sizeof(dhcp_request_opt));
check_pkt_fuzzy(p, 282, requested_ipaddr, sizeof(requested_ipaddr));
}
break;
}
case 3:
case 4:
case 5:
{
const u8_t arpproto[] = { 0x08, 0x06 };
check_pkt(p, 0, broadcast, 6); /* eth level dest: broadcast */
check_pkt(p, 6, netif->hwaddr, 6); /* eth level src: unit mac */
check_pkt(p, 12, arpproto, sizeof(arpproto)); /* eth level proto: ip */
break;
}
}
break;
case TEST_LWIP_DHCP_NAK:
{
const u8_t ipproto[] = { 0x08, 0x00 };
const u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; /* bootp request, eth, hwaddr len 6, 0 hops */
const u8_t ipaddrs[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
const u8_t dhcp_nak_opt[] = { 0x35, 0x01, 0x04 };
const u8_t requested_ipaddr[] = { 0x32, 0x04, 0xc3, 0xaa, 0xbd, 0xc8 }; /* offered IP */
fail_unless(txpacket == 4);
check_pkt(p, 0, broadcast, 6); /* eth level dest: broadcast */
check_pkt(p, 6, netif->hwaddr, 6); /* eth level src: unit mac */
check_pkt(p, 12, ipproto, sizeof(ipproto)); /* eth level proto: ip */
check_pkt(p, 42, bootp_start, sizeof(bootp_start));
check_pkt(p, 53, ipaddrs, sizeof(ipaddrs));
check_pkt(p, 70, netif->hwaddr, 6); /* mac addr inside bootp */
check_pkt(p, 278, magic_cookie, sizeof(magic_cookie));
check_pkt_fuzzy(p, 282, dhcp_nak_opt, sizeof(dhcp_nak_opt)); /* NAK the ack */
check_pkt_fuzzy(p, 282, requested_ipaddr, sizeof(requested_ipaddr));
break;
}
case TEST_LWIP_DHCP_RELAY:
switch (txpacket) {
case 1:
case 2:
{
const u8_t ipproto[] = { 0x08, 0x00 };
const u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; /* bootp request, eth, hwaddr len 6, 0 hops */
const u8_t ipaddrs[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
check_pkt(p, 0, broadcast, 6); /* eth level dest: broadcast */
check_pkt(p, 6, netif->hwaddr, 6); /* eth level src: unit mac */
check_pkt(p, 12, ipproto, sizeof(ipproto)); /* eth level proto: ip */
check_pkt(p, 42, bootp_start, sizeof(bootp_start));
check_pkt(p, 53, ipaddrs, sizeof(ipaddrs));
check_pkt(p, 70, netif->hwaddr, 6); /* mac addr inside bootp */
check_pkt(p, 278, magic_cookie, sizeof(magic_cookie));
/* Check dchp message type, can be at different positions */
if (txpacket == 1) {
u8_t dhcp_discover_opt[] = { 0x35, 0x01, 0x01 };
check_pkt_fuzzy(p, 282, dhcp_discover_opt, sizeof(dhcp_discover_opt));
} else if (txpacket == 2) {
u8_t dhcp_request_opt[] = { 0x35, 0x01, 0x03 };
u8_t requested_ipaddr[] = { 0x32, 0x04, 0x4f, 0x8a, 0x33, 0x05 }; /* Ask for offered IP */
check_pkt_fuzzy(p, 282, dhcp_request_opt, sizeof(dhcp_request_opt));
check_pkt_fuzzy(p, 282, requested_ipaddr, sizeof(requested_ipaddr));
}
break;
}
case 3:
case 4:
case 5:
case 6:
{
const u8_t arpproto[] = { 0x08, 0x06 };
check_pkt(p, 0, broadcast, 6); /* eth level dest: broadcast */
check_pkt(p, 6, netif->hwaddr, 6); /* eth level src: unit mac */
check_pkt(p, 12, arpproto, sizeof(arpproto)); /* eth level proto: ip */
break;
}
case 7:
{
const u8_t fake_arp[6] = { 0x12, 0x34, 0x56, 0x78, 0x9a, 0xab };
const u8_t ipproto[] = { 0x08, 0x00 };
const u8_t bootp_start[] = { 0x01, 0x01, 0x06, 0x00}; /* bootp request, eth, hwaddr len 6, 0 hops */
const u8_t ipaddrs[] = { 0x00, 0x4f, 0x8a, 0x33, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
const u8_t dhcp_request_opt[] = { 0x35, 0x01, 0x03 };
check_pkt(p, 0, fake_arp, 6); /* eth level dest: broadcast */
check_pkt(p, 6, netif->hwaddr, 6); /* eth level src: unit mac */
check_pkt(p, 12, ipproto, sizeof(ipproto)); /* eth level proto: ip */
check_pkt(p, 42, bootp_start, sizeof(bootp_start));
check_pkt(p, 53, ipaddrs, sizeof(ipaddrs));
check_pkt(p, 70, netif->hwaddr, 6); /* mac addr inside bootp */
check_pkt(p, 278, magic_cookie, sizeof(magic_cookie));
/* Check dchp message type, can be at different positions */
check_pkt_fuzzy(p, 282, dhcp_request_opt, sizeof(dhcp_request_opt));
break;
}
}
break;
default:
break;
}
return ERR_OK;
}
/*
* Test basic happy flow DHCP session.
* Validate that xid is checked.
*/
START_TEST(test_dhcp)
{
ip4_addr_t addr;
ip4_addr_t netmask;
ip4_addr_t gw;
int i;
u32_t xid;
LWIP_UNUSED_ARG(_i);
tcase = TEST_LWIP_DHCP;
setdebug(0);
IP4_ADDR(&addr, 0, 0, 0, 0);
IP4_ADDR(&netmask, 0, 0, 0, 0);
IP4_ADDR(&gw, 0, 0, 0, 0);
netif_add(&net_test, &addr, &netmask, &gw, &net_test, testif_init, ethernet_input);
netif_set_up(&net_test);
dhcp_start(&net_test);
fail_unless(txpacket == 1); /* DHCP discover sent */
xid = net_test.dhcp->xid; /* Write bad xid, not using htonl! */
memcpy(&dhcp_offer[46], &xid, 4);
send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
/* IP addresses should be zero */
fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
fail_unless(txpacket == 1, "TX %d packets, expected 1", txpacket); /* Nothing more sent */
xid = htonl(net_test.dhcp->xid);
memcpy(&dhcp_offer[46], &xid, 4); /* insert correct transaction id */
send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
fail_unless(txpacket == 2, "TX %d packets, expected 2", txpacket); /* DHCP request sent */
xid = net_test.dhcp->xid; /* Write bad xid, not using htonl! */
memcpy(&dhcp_ack[46], &xid, 4);
send_pkt(&net_test, dhcp_ack, sizeof(dhcp_ack));
fail_unless(txpacket == 2, "TX %d packets, still expected 2", txpacket); /* No more sent */
xid = htonl(net_test.dhcp->xid); /* xid updated */
memcpy(&dhcp_ack[46], &xid, 4); /* insert transaction id */
send_pkt(&net_test, dhcp_ack, sizeof(dhcp_ack));
for (i = 0; i < 20; i++) {
tick_lwip();
}
fail_unless(txpacket == 5, "TX %d packets, expected 5", txpacket); /* ARP requests sent */
/* Interface up */
fail_unless(netif_is_up(&net_test));
/* Now it should have taken the IP */
IP4_ADDR(&addr, 195, 170, 189, 200);
IP4_ADDR(&netmask, 255, 255, 255, 0);
IP4_ADDR(&gw, 195, 170, 189, 171);
fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
netif_remove(&net_test);
}
END_TEST
/*
* Test that IP address is not taken and NAK is sent if someone
* replies to ARP requests for the offered address.
*/
START_TEST(test_dhcp_nak)
{
ip4_addr_t addr;
ip4_addr_t netmask;
ip4_addr_t gw;
u32_t xid;
LWIP_UNUSED_ARG(_i);
tcase = TEST_LWIP_DHCP;
setdebug(0);
IP4_ADDR(&addr, 0, 0, 0, 0);
IP4_ADDR(&netmask, 0, 0, 0, 0);
IP4_ADDR(&gw, 0, 0, 0, 0);
netif_add(&net_test, &addr, &netmask, &gw, &net_test, testif_init, ethernet_input);
netif_set_up(&net_test);
dhcp_start(&net_test);
fail_unless(txpacket == 1); /* DHCP discover sent */
xid = net_test.dhcp->xid; /* Write bad xid, not using htonl! */
memcpy(&dhcp_offer[46], &xid, 4);
send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
/* IP addresses should be zero */
fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
fail_unless(txpacket == 1); /* Nothing more sent */
xid = htonl(net_test.dhcp->xid);
memcpy(&dhcp_offer[46], &xid, 4); /* insert correct transaction id */
send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
fail_unless(txpacket == 2); /* DHCP request sent */
xid = net_test.dhcp->xid; /* Write bad xid, not using htonl! */
memcpy(&dhcp_ack[46], &xid, 4);
send_pkt(&net_test, dhcp_ack, sizeof(dhcp_ack));
fail_unless(txpacket == 2); /* No more sent */
xid = htonl(net_test.dhcp->xid); /* xid updated */
memcpy(&dhcp_ack[46], &xid, 4); /* insert transaction id */
send_pkt(&net_test, dhcp_ack, sizeof(dhcp_ack));
fail_unless(txpacket == 3); /* ARP request sent */
tcase = TEST_LWIP_DHCP_NAK; /* Switch testcase */
/* Send arp reply, mark offered IP as taken */
send_pkt(&net_test, arpreply, sizeof(arpreply));
fail_unless(txpacket == 4); /* DHCP nak sent */
netif_remove(&net_test);
}
END_TEST
/*
* Test case based on captured data where
* replies are sent from a different IP than the
* one the client unicasted to.
*/
START_TEST(test_dhcp_relayed)
{
u8_t relay_offer[] = {
0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d,
0x00, 0x22, 0x93, 0x5a, 0xf7, 0x60,
0x08, 0x00, 0x45, 0x00,
0x01, 0x38, 0xfd, 0x53, 0x00, 0x00, 0x40, 0x11,
0x78, 0x46, 0x4f, 0x8a, 0x32, 0x02, 0x4f, 0x8a,
0x33, 0x05, 0x00, 0x43, 0x00, 0x44, 0x01, 0x24,
0x00, 0x00, 0x02, 0x01, 0x06, 0x00, 0x51, 0x35,
0xb6, 0xa0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x4f, 0x8a, 0x33, 0x05, 0x00, 0x00,
0x00, 0x00, 0x0a, 0xb5, 0x04, 0x01, 0x00, 0x23,
0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x63, 0x82,
0x53, 0x63, 0x01, 0x04, 0xff, 0xff, 0xfe, 0x00,
0x03, 0x04, 0x4f, 0x8a, 0x32, 0x01, 0x06, 0x08,
0x4f, 0x8a, 0x00, 0xb4, 0x55, 0x08, 0x1f, 0xd1,
0x1c, 0x04, 0x4f, 0x8a, 0x33, 0xff, 0x33, 0x04,
0x00, 0x00, 0x54, 0x49, 0x35, 0x01, 0x02, 0x36,
0x04, 0x0a, 0xb5, 0x04, 0x01, 0xff
};
u8_t relay_ack1[] = {
0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x22,
0x93, 0x5a, 0xf7, 0x60, 0x08, 0x00, 0x45, 0x00,
0x01, 0x38, 0xfd, 0x55, 0x00, 0x00, 0x40, 0x11,
0x78, 0x44, 0x4f, 0x8a, 0x32, 0x02, 0x4f, 0x8a,
0x33, 0x05, 0x00, 0x43, 0x00, 0x44, 0x01, 0x24,
0x00, 0x00, 0x02, 0x01, 0x06, 0x00, 0x51, 0x35,
0xb6, 0xa1, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x4f, 0x8a, 0x33, 0x05, 0x00, 0x00,
0x00, 0x00, 0x0a, 0xb5, 0x04, 0x01, 0x00, 0x23,
0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x63, 0x82,
0x53, 0x63, 0x01, 0x04, 0xff, 0xff, 0xfe, 0x00,
0x03, 0x04, 0x4f, 0x8a, 0x32, 0x01, 0x06, 0x08,
0x4f, 0x8a, 0x00, 0xb4, 0x55, 0x08, 0x1f, 0xd1,
0x1c, 0x04, 0x4f, 0x8a, 0x33, 0xff, 0x33, 0x04,
0x00, 0x00, 0x54, 0x49, 0x35, 0x01, 0x05, 0x36,
0x04, 0x0a, 0xb5, 0x04, 0x01, 0xff
};
u8_t relay_ack2[] = {
0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d,
0x00, 0x22, 0x93, 0x5a, 0xf7, 0x60,
0x08, 0x00, 0x45, 0x00,
0x01, 0x38, 0xfa, 0x18, 0x00, 0x00, 0x40, 0x11,
0x7b, 0x81, 0x4f, 0x8a, 0x32, 0x02, 0x4f, 0x8a,
0x33, 0x05, 0x00, 0x43, 0x00, 0x44, 0x01, 0x24,
0x00, 0x00, 0x02, 0x01, 0x06, 0x00, 0x49, 0x8b,
0x6e, 0xab, 0x00, 0x00, 0x00, 0x00, 0x4f, 0x8a,
0x33, 0x05, 0x4f, 0x8a, 0x33, 0x05, 0x00, 0x00,
0x00, 0x00, 0x0a, 0xb5, 0x04, 0x01, 0x00, 0x23,
0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x63, 0x82,
0x53, 0x63, 0x01, 0x04, 0xff, 0xff, 0xfe, 0x00,
0x03, 0x04, 0x4f, 0x8a, 0x32, 0x01, 0x06, 0x08,
0x4f, 0x8a, 0x00, 0xb4, 0x55, 0x08, 0x1f, 0xd1,
0x1c, 0x04, 0x4f, 0x8a, 0x33, 0xff, 0x33, 0x04,
0x00, 0x00, 0x54, 0x60, 0x35, 0x01, 0x05, 0x36,
0x04, 0x0a, 0xb5, 0x04, 0x01, 0xff };
const u8_t arp_resp[] = {
0x00, 0x23, 0xc1, 0xde, 0xd0, 0x0d, /* DEST */
0x00, 0x22, 0x93, 0x5a, 0xf7, 0x60, /* SRC */
0x08, 0x06, /* Type: ARP */
0x00, 0x01, /* HW: Ethernet */
0x08, 0x00, /* PROTO: IP */
0x06, /* HW size */
0x04, /* PROTO size */
0x00, 0x02, /* OPCODE: Reply */
0x12, 0x34, 0x56, 0x78, 0x9a, 0xab, /* Target MAC */
0x4f, 0x8a, 0x32, 0x01, /* Target IP */
0x00, 0x23, 0xc1, 0x00, 0x06, 0x50, /* src mac */
0x4f, 0x8a, 0x33, 0x05, /* src ip */
/* Padding follows.. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00 };
ip4_addr_t addr;
ip4_addr_t netmask;
ip4_addr_t gw;
int i;
u32_t xid;
LWIP_UNUSED_ARG(_i);
tcase = TEST_LWIP_DHCP_RELAY;
setdebug(0);
IP4_ADDR(&addr, 0, 0, 0, 0);
IP4_ADDR(&netmask, 0, 0, 0, 0);
IP4_ADDR(&gw, 0, 0, 0, 0);
netif_add(&net_test, &addr, &netmask, &gw, &net_test, testif_init, ethernet_input);
netif_set_up(&net_test);
dhcp_start(&net_test);
fail_unless(txpacket == 1); /* DHCP discover sent */
/* IP addresses should be zero */
fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
fail_unless(txpacket == 1); /* Nothing more sent */
xid = htonl(net_test.dhcp->xid);
memcpy(&relay_offer[46], &xid, 4); /* insert correct transaction id */
send_pkt(&net_test, relay_offer, sizeof(relay_offer));
/* request sent? */
fail_unless(txpacket == 2, "txpkt = %d, should be 2", txpacket);
xid = htonl(net_test.dhcp->xid); /* xid updated */
memcpy(&relay_ack1[46], &xid, 4); /* insert transaction id */
send_pkt(&net_test, relay_ack1, sizeof(relay_ack1));
for (i = 0; i < 25; i++) {
tick_lwip();
}
fail_unless(txpacket == 5, "txpkt should be 5, is %d", txpacket); /* ARP requests sent */
/* Interface up */
fail_unless(netif_is_up(&net_test));
/* Now it should have taken the IP */
IP4_ADDR(&addr, 79, 138, 51, 5);
IP4_ADDR(&netmask, 255, 255, 254, 0);
IP4_ADDR(&gw, 79, 138, 50, 1);
fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
fail_unless(txpacket == 5, "txpacket = %d", txpacket);
for (i = 0; i < 108000 - 25; i++) {
tick_lwip();
}
fail_unless(netif_is_up(&net_test));
fail_unless(txpacket == 6, "txpacket = %d", txpacket);
/* We need to send arp response here.. */
send_pkt(&net_test, arp_resp, sizeof(arp_resp));
fail_unless(txpacket == 7, "txpacket = %d", txpacket);
fail_unless(netif_is_up(&net_test));
xid = htonl(net_test.dhcp->xid); /* xid updated */
memcpy(&relay_ack2[46], &xid, 4); /* insert transaction id */
send_pkt(&net_test, relay_ack2, sizeof(relay_ack2));
for (i = 0; i < 100000; i++) {
tick_lwip();
}
fail_unless(txpacket == 7, "txpacket = %d", txpacket);
netif_remove(&net_test);
}
END_TEST
START_TEST(test_dhcp_nak_no_endmarker)
{
ip4_addr_t addr;
ip4_addr_t netmask;
ip4_addr_t gw;
u8_t dhcp_nack_no_endmarker[] = {
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x54, 0x75,
0xd0, 0x26, 0xd0, 0x0d, 0x08, 0x00, 0x45, 0x00,
0x01, 0x15, 0x38, 0x86, 0x00, 0x00, 0xff, 0x11,
0xc0, 0xa8, 0xc0, 0xa8, 0x01, 0x01, 0xff, 0xff,
0xff, 0xff, 0x00, 0x43, 0x00, 0x44, 0x01, 0x01,
0x00, 0x00, 0x02, 0x01, 0x06, 0x00, 0x7a, 0xcb,
0xba, 0xf2, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x23,
0xc1, 0xde, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x63, 0x82,
0x53, 0x63, 0x35, 0x01, 0x06, 0x36, 0x04, 0xc0,
0xa8, 0x01, 0x01, 0x31, 0xef, 0xad, 0x72, 0x31,
0x43, 0x4e, 0x44, 0x30, 0x32, 0x35, 0x30, 0x43,
0x52, 0x47, 0x44, 0x38, 0x35, 0x36, 0x3c, 0x08,
0x4d, 0x53, 0x46, 0x54, 0x20, 0x35, 0x2e, 0x30,
0x37, 0x0d, 0x01, 0x0f, 0x03, 0x06, 0x2c, 0x2e,
0x2f, 0x1f, 0x21, 0x79, 0xf9, 0x2b, 0xfc, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe2, 0x71,
0xf3, 0x5b, 0xe2, 0x71, 0x2e, 0x01, 0x08, 0x03,
0x04, 0xc0, 0xa8, 0x01, 0x01, 0xff, 0xeb, 0x1e,
0x44, 0xec, 0xeb, 0x1e, 0x30, 0x37, 0x0c, 0x01,
0x0f, 0x03, 0x06, 0x2c, 0x2e, 0x2f, 0x1f, 0x21,
0x79, 0xf9, 0x2b, 0xff, 0x25, 0xc0, 0x09, 0xd6,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
u32_t xid;
LWIP_UNUSED_ARG(_i);
tcase = TEST_LWIP_DHCP_NAK_NO_ENDMARKER;
setdebug(0);
IP4_ADDR(&addr, 0, 0, 0, 0);
IP4_ADDR(&netmask, 0, 0, 0, 0);
IP4_ADDR(&gw, 0, 0, 0, 0);
netif_add(&net_test, &addr, &netmask, &gw, &net_test, testif_init, ethernet_input);
netif_set_up(&net_test);
dhcp_start(&net_test);
fail_unless(txpacket == 1); /* DHCP discover sent */
xid = net_test.dhcp->xid; /* Write bad xid, not using htonl! */
memcpy(&dhcp_offer[46], &xid, 4);
send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
/* IP addresses should be zero */
fail_if(memcmp(&addr, &net_test.ip_addr, sizeof(ip4_addr_t)));
fail_if(memcmp(&netmask, &net_test.netmask, sizeof(ip4_addr_t)));
fail_if(memcmp(&gw, &net_test.gw, sizeof(ip4_addr_t)));
fail_unless(txpacket == 1); /* Nothing more sent */
xid = htonl(net_test.dhcp->xid);
memcpy(&dhcp_offer[46], &xid, 4); /* insert correct transaction id */
send_pkt(&net_test, dhcp_offer, sizeof(dhcp_offer));
fail_unless(net_test.dhcp->state == DHCP_REQUESTING);
fail_unless(txpacket == 2); /* No more sent */
xid = htonl(net_test.dhcp->xid); /* xid updated */
memcpy(&dhcp_nack_no_endmarker[46], &xid, 4); /* insert transaction id */
send_pkt(&net_test, dhcp_nack_no_endmarker, sizeof(dhcp_nack_no_endmarker));
/* NAK should put us in another state for a while, no other way detecting it */
fail_unless(net_test.dhcp->state != DHCP_REQUESTING);
netif_remove(&net_test);
}
END_TEST
/** Create the suite including all tests for this module */
Suite *
dhcp_suite(void)
{
testfunc tests[] = {
TESTFUNC(test_dhcp),
TESTFUNC(test_dhcp_nak),
TESTFUNC(test_dhcp_relayed),
TESTFUNC(test_dhcp_nak_no_endmarker)
};
return create_suite("DHCP", tests, sizeof(tests)/sizeof(testfunc), dhcp_setup, dhcp_teardown);
}

8
mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/dhcp/test_dhcp.h Normal file
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@@ -0,0 +1,8 @@
#ifndef LWIP_HDR_TEST_DHCP_H__
#define LWIP_HDR_TEST_DHCP_H__
#include "../lwip_check.h"
Suite* dhcp_suite(void);
#endif

268
mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/etharp/test_etharp.c Normal file
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@@ -0,0 +1,268 @@
#include "test_etharp.h"
#include "lwip/udp.h"
#include "netif/etharp.h"
#include "lwip/stats.h"
#if !LWIP_STATS || !UDP_STATS || !MEMP_STATS || !ETHARP_STATS
#error "This tests needs UDP-, MEMP- and ETHARP-statistics enabled"
#endif
#if !ETHARP_SUPPORT_STATIC_ENTRIES
#error "This test needs ETHARP_SUPPORT_STATIC_ENTRIES enabled"
#endif
static struct netif test_netif;
static ip4_addr_t test_ipaddr, test_netmask, test_gw;
struct eth_addr test_ethaddr = {1,1,1,1,1,1};
struct eth_addr test_ethaddr2 = {1,1,1,1,1,2};
struct eth_addr test_ethaddr3 = {1,1,1,1,1,3};
struct eth_addr test_ethaddr4 = {1,1,1,1,1,4};
static int linkoutput_ctr;
/* Helper functions */
static void
etharp_remove_all(void)
{
int i;
/* call etharp_tmr often enough to have all entries cleaned */
for(i = 0; i < 0xff; i++) {
etharp_tmr();
}
}
static err_t
default_netif_linkoutput(struct netif *netif, struct pbuf *p)
{
fail_unless(netif == &test_netif);
fail_unless(p != NULL);
linkoutput_ctr++;
return ERR_OK;
}
static err_t
default_netif_init(struct netif *netif)
{
fail_unless(netif != NULL);
netif->linkoutput = default_netif_linkoutput;
netif->output = etharp_output;
netif->mtu = 1500;
netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP | NETIF_FLAG_LINK_UP;
netif->hwaddr_len = ETHARP_HWADDR_LEN;
return ERR_OK;
}
static void
default_netif_add(void)
{
IP4_ADDR(&test_gw, 192,168,0,1);
IP4_ADDR(&test_ipaddr, 192,168,0,1);
IP4_ADDR(&test_netmask, 255,255,0,0);
fail_unless(netif_default == NULL);
netif_set_default(netif_add(&test_netif, &test_ipaddr, &test_netmask,
&test_gw, NULL, default_netif_init, NULL));
netif_set_up(&test_netif);
}
static void
default_netif_remove(void)
{
fail_unless(netif_default == &test_netif);
netif_remove(&test_netif);
}
static void
create_arp_response(ip4_addr_t *adr)
{
int k;
struct eth_hdr *ethhdr;
struct etharp_hdr *etharphdr;
struct pbuf *p = pbuf_alloc(PBUF_RAW, sizeof(struct eth_hdr) + sizeof(struct etharp_hdr), PBUF_RAM);
if(p == NULL) {
FAIL_RET();
}
ethhdr = (struct eth_hdr*)p->payload;
etharphdr = (struct etharp_hdr*)(ethhdr + 1);
ethhdr->dest = test_ethaddr;
ethhdr->src = test_ethaddr2;
ethhdr->type = htons(ETHTYPE_ARP);
etharphdr->hwtype = htons(/*HWTYPE_ETHERNET*/ 1);
etharphdr->proto = htons(ETHTYPE_IP);
etharphdr->hwlen = ETHARP_HWADDR_LEN;
etharphdr->protolen = sizeof(ip4_addr_t);
etharphdr->opcode = htons(ARP_REPLY);
SMEMCPY(&etharphdr->sipaddr, adr, sizeof(ip4_addr_t));
SMEMCPY(&etharphdr->dipaddr, &test_ipaddr, sizeof(ip4_addr_t));
k = 6;
while(k > 0) {
k--;
/* Write the ARP MAC-Addresses */
etharphdr->shwaddr.addr[k] = test_ethaddr2.addr[k];
etharphdr->dhwaddr.addr[k] = test_ethaddr.addr[k];
/* Write the Ethernet MAC-Addresses */
ethhdr->dest.addr[k] = test_ethaddr.addr[k];
ethhdr->src.addr[k] = test_ethaddr2.addr[k];
}
ethernet_input(p, &test_netif);
}
/* Setups/teardown functions */
static void
etharp_setup(void)
{
etharp_remove_all();
default_netif_add();
}
static void
etharp_teardown(void)
{
etharp_remove_all();
default_netif_remove();
}
/* Test functions */
START_TEST(test_etharp_table)
{
#if ETHARP_SUPPORT_STATIC_ENTRIES
err_t err;
#endif /* ETHARP_SUPPORT_STATIC_ENTRIES */
s8_t idx;
ip4_addr_t *unused_ipaddr;
struct eth_addr *unused_ethaddr;
struct udp_pcb* pcb;
LWIP_UNUSED_ARG(_i);
if (netif_default != &test_netif) {
fail("This test needs a default netif");
}
linkoutput_ctr = 0;
pcb = udp_new();
fail_unless(pcb != NULL);
if (pcb != NULL) {
ip4_addr_t adrs[ARP_TABLE_SIZE + 2];
int i;
for(i = 0; i < ARP_TABLE_SIZE + 2; i++) {
IP4_ADDR(&adrs[i], 192,168,0,i+2);
}
/* fill ARP-table with dynamic entries */
for(i = 0; i < ARP_TABLE_SIZE; i++) {
struct pbuf *p = pbuf_alloc(PBUF_TRANSPORT, 10, PBUF_RAM);
fail_unless(p != NULL);
if (p != NULL) {
err_t err;
ip_addr_t dst;
ip_addr_copy_from_ip4(dst, adrs[i]);
err = udp_sendto(pcb, p, &dst, 123);
fail_unless(err == ERR_OK);
/* etharp request sent? */
fail_unless(linkoutput_ctr == (2*i) + 1);
pbuf_free(p);
/* create an ARP response */
create_arp_response(&adrs[i]);
/* queued UDP packet sent? */
fail_unless(linkoutput_ctr == (2*i) + 2);
idx = etharp_find_addr(NULL, &adrs[i], &unused_ethaddr, &unused_ipaddr);
fail_unless(idx == i);
etharp_tmr();
}
}
linkoutput_ctr = 0;
#if ETHARP_SUPPORT_STATIC_ENTRIES
/* create one static entry */
err = etharp_add_static_entry(&adrs[ARP_TABLE_SIZE], &test_ethaddr3);
fail_unless(err == ERR_OK);
idx = etharp_find_addr(NULL, &adrs[ARP_TABLE_SIZE], &unused_ethaddr, &unused_ipaddr);
fail_unless(idx == 0);
fail_unless(linkoutput_ctr == 0);
#endif /* ETHARP_SUPPORT_STATIC_ENTRIES */
linkoutput_ctr = 0;
/* fill ARP-table with dynamic entries */
for(i = 0; i < ARP_TABLE_SIZE; i++) {
struct pbuf *p = pbuf_alloc(PBUF_TRANSPORT, 10, PBUF_RAM);
fail_unless(p != NULL);
if (p != NULL) {
err_t err;
ip_addr_t dst;
ip_addr_copy_from_ip4(dst, adrs[i]);
err = udp_sendto(pcb, p, &dst, 123);
fail_unless(err == ERR_OK);
/* etharp request sent? */
fail_unless(linkoutput_ctr == (2*i) + 1);
pbuf_free(p);
/* create an ARP response */
create_arp_response(&adrs[i]);
/* queued UDP packet sent? */
fail_unless(linkoutput_ctr == (2*i) + 2);
idx = etharp_find_addr(NULL, &adrs[i], &unused_ethaddr, &unused_ipaddr);
if (i < ARP_TABLE_SIZE - 1) {
fail_unless(idx == i+1);
} else {
/* the last entry must not overwrite the static entry! */
fail_unless(idx == 1);
}
etharp_tmr();
}
}
#if ETHARP_SUPPORT_STATIC_ENTRIES
/* create a second static entry */
err = etharp_add_static_entry(&adrs[ARP_TABLE_SIZE+1], &test_ethaddr4);
fail_unless(err == ERR_OK);
idx = etharp_find_addr(NULL, &adrs[ARP_TABLE_SIZE], &unused_ethaddr, &unused_ipaddr);
fail_unless(idx == 0);
idx = etharp_find_addr(NULL, &adrs[ARP_TABLE_SIZE+1], &unused_ethaddr, &unused_ipaddr);
fail_unless(idx == 2);
/* and remove it again */
err = etharp_remove_static_entry(&adrs[ARP_TABLE_SIZE+1]);
fail_unless(err == ERR_OK);
idx = etharp_find_addr(NULL, &adrs[ARP_TABLE_SIZE], &unused_ethaddr, &unused_ipaddr);
fail_unless(idx == 0);
idx = etharp_find_addr(NULL, &adrs[ARP_TABLE_SIZE+1], &unused_ethaddr, &unused_ipaddr);
fail_unless(idx == -1);
#endif /* ETHARP_SUPPORT_STATIC_ENTRIES */
/* check that static entries don't time out */
etharp_remove_all();
idx = etharp_find_addr(NULL, &adrs[ARP_TABLE_SIZE], &unused_ethaddr, &unused_ipaddr);
fail_unless(idx == 0);
#if ETHARP_SUPPORT_STATIC_ENTRIES
/* remove the first static entry */
err = etharp_remove_static_entry(&adrs[ARP_TABLE_SIZE]);
fail_unless(err == ERR_OK);
idx = etharp_find_addr(NULL, &adrs[ARP_TABLE_SIZE], &unused_ethaddr, &unused_ipaddr);
fail_unless(idx == -1);
idx = etharp_find_addr(NULL, &adrs[ARP_TABLE_SIZE+1], &unused_ethaddr, &unused_ipaddr);
fail_unless(idx == -1);
#endif /* ETHARP_SUPPORT_STATIC_ENTRIES */
udp_remove(pcb);
}
}
END_TEST
/** Create the suite including all tests for this module */
Suite *
etharp_suite(void)
{
testfunc tests[] = {
TESTFUNC(test_etharp_table)
};
return create_suite("ETHARP", tests, sizeof(tests)/sizeof(testfunc), etharp_setup, etharp_teardown);
}

8
mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/etharp/test_etharp.h Normal file
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@@ -0,0 +1,8 @@
#ifndef LWIP_HDR_TEST_ETHARP_H__
#define LWIP_HDR_TEST_ETHARP_H__
#include "../lwip_check.h"
Suite* etharp_suite(void);
#endif

47
mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/lwip_check.h Normal file
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@@ -0,0 +1,47 @@
#ifndef LWIP_HDR_LWIP_CHECK_H__
#define LWIP_HDR_LWIP_CHECK_H__
/* Common header file for lwIP unit tests using the check framework */
#include <config.h>
#include <check.h>
#include <stdlib.h>
#define FAIL_RET() do { fail(); return; } while(0)
#define EXPECT(x) fail_unless(x)
#define EXPECT_RET(x) do { fail_unless(x); if(!(x)) { return; }} while(0)
#define EXPECT_RETX(x, y) do { fail_unless(x); if(!(x)) { return y; }} while(0)
#define EXPECT_RETNULL(x) EXPECT_RETX(x, NULL)
typedef struct {
TFun func;
const char *name;
} testfunc;
#define TESTFUNC(x) {(x), "" # x "" }
/* Modified function from check.h, supplying function name */
#define tcase_add_named_test(tc,tf) \
_tcase_add_test((tc),(tf).func,(tf).name,0, 0, 0, 1)
/** typedef for a function returning a test suite */
typedef Suite* (suite_getter_fn)(void);
/** Create a test suite */
static Suite* create_suite(const char* name, testfunc *tests, size_t num_tests, SFun setup, SFun teardown)
{
size_t i;
Suite *s = suite_create(name);
for(i = 0; i < num_tests; i++) {
TCase *tc_core = tcase_create(name);
if ((setup != NULL) || (teardown != NULL)) {
tcase_add_checked_fixture(tc_core, setup, teardown);
}
tcase_add_named_test(tc_core, tests[i]);
suite_add_tcase(s, tc_core);
}
return s;
}
#endif /* LWIP_HDR_LWIP_CHECK_H__ */

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#include "lwip_check.h"
#include "udp/test_udp.h"
#include "tcp/test_tcp.h"
#include "tcp/test_tcp_oos.h"
#include "core/test_mem.h"
#include "core/test_pbuf.h"
#include "etharp/test_etharp.h"
#include "dhcp/test_dhcp.h"
#include "lwip/init.h"
int main()
{
int number_failed;
SRunner *sr;
size_t i;
suite_getter_fn* suites[] = {
udp_suite,
tcp_suite,
tcp_oos_suite,
mem_suite,
pbuf_suite,
etharp_suite,
dhcp_suite
};
size_t num = sizeof(suites)/sizeof(void*);
LWIP_ASSERT("No suites defined", num > 0);
lwip_init();
sr = srunner_create((suites[0])());
for(i = 1; i < num; i++) {
srunner_add_suite(sr, ((suite_getter_fn*)suites[i])());
}
#ifdef LWIP_UNITTESTS_NOFORK
srunner_set_fork_status(sr, CK_NOFORK);
#endif
#ifdef LWIP_UNITTESTS_FORK
srunner_set_fork_status(sr, CK_FORK);
#endif
srunner_run_all(sr, CK_NORMAL);
number_failed = srunner_ntests_failed(sr);
srunner_free(sr);
return (number_failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
}

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/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt
*
*/
#ifndef LWIP_HDR_LWIPOPTS_H__
#define LWIP_HDR_LWIPOPTS_H__
/* Prevent having to link sys_arch.c (we don't test the API layers in unit tests) */
#define NO_SYS 1
#define LWIP_NETCONN 0
#define LWIP_SOCKET 0
/* Enable DHCP to test it, disable UDP checksum to easier inject packets */
#define LWIP_DHCP 1
/* Minimal changes to opt.h required for tcp unit tests: */
#define MEM_SIZE 16000
#define TCP_SND_QUEUELEN 40
#define MEMP_NUM_TCP_SEG TCP_SND_QUEUELEN
#define TCP_SND_BUF (12 * TCP_MSS)
#define TCP_WND (10 * TCP_MSS)
#define LWIP_WND_SCALE 1
#define TCP_RCV_SCALE 0
#define PBUF_POOL_SIZE 400 // pbuf tests need ~200KByte
/* Minimal changes to opt.h required for etharp unit tests: */
#define ETHARP_SUPPORT_STATIC_ENTRIES 1
#endif /* LWIP_HDR_LWIPOPTS_H__ */

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#include "tcp_helper.h"
#include "lwip/tcp_impl.h"
#include "lwip/stats.h"
#include "lwip/pbuf.h"
#include "lwip/inet_chksum.h"
#include "lwip/ip_addr.h"
#if !LWIP_STATS || !TCP_STATS || !MEMP_STATS
#error "This tests needs TCP- and MEMP-statistics enabled"
#endif
/** Remove all pcbs on the given list. */
static void
tcp_remove(struct tcp_pcb* pcb_list)
{
struct tcp_pcb *pcb = pcb_list;
struct tcp_pcb *pcb2;
while(pcb != NULL) {
pcb2 = pcb;
pcb = pcb->next;
tcp_abort(pcb2);
}
}
/** Remove all pcbs on listen-, active- and time-wait-list (bound- isn't exported). */
void
tcp_remove_all(void)
{
tcp_remove(tcp_listen_pcbs.pcbs);
tcp_remove(tcp_active_pcbs);
tcp_remove(tcp_tw_pcbs);
fail_unless(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
fail_unless(lwip_stats.memp[MEMP_TCP_PCB_LISTEN].used == 0);
fail_unless(lwip_stats.memp[MEMP_TCP_SEG].used == 0);
fail_unless(lwip_stats.memp[MEMP_PBUF_POOL].used == 0);
}
/** Create a TCP segment usable for passing to tcp_input */
static struct pbuf*
tcp_create_segment_wnd(ip_addr_t* src_ip, ip_addr_t* dst_ip,
u16_t src_port, u16_t dst_port, void* data, size_t data_len,
u32_t seqno, u32_t ackno, u8_t headerflags, u16_t wnd)
{
struct pbuf *p, *q;
struct ip_hdr* iphdr;
struct tcp_hdr* tcphdr;
u16_t pbuf_len = (u16_t)(sizeof(struct ip_hdr) + sizeof(struct tcp_hdr) + data_len);
p = pbuf_alloc(PBUF_RAW, pbuf_len, PBUF_POOL);
EXPECT_RETNULL(p != NULL);
/* first pbuf must be big enough to hold the headers */
EXPECT_RETNULL(p->len >= (sizeof(struct ip_hdr) + sizeof(struct tcp_hdr)));
if (data_len > 0) {
/* first pbuf must be big enough to hold at least 1 data byte, too */
EXPECT_RETNULL(p->len > (sizeof(struct ip_hdr) + sizeof(struct tcp_hdr)));
}
for(q = p; q != NULL; q = q->next) {
memset(q->payload, 0, q->len);
}
iphdr = p->payload;
/* fill IP header */
iphdr->dest.addr = ip_2_ip4(dst_ip)->addr;
iphdr->src.addr = ip_2_ip4(src_ip)->addr;
IPH_VHL_SET(iphdr, 4, IP_HLEN / 4);
IPH_TOS_SET(iphdr, 0);
IPH_LEN_SET(iphdr, htons(p->tot_len));
IPH_CHKSUM_SET(iphdr, inet_chksum(iphdr, IP_HLEN));
/* let p point to TCP header */
pbuf_header(p, -(s16_t)sizeof(struct ip_hdr));
tcphdr = p->payload;
tcphdr->src = htons(src_port);
tcphdr->dest = htons(dst_port);
tcphdr->seqno = htonl(seqno);
tcphdr->ackno = htonl(ackno);
TCPH_HDRLEN_SET(tcphdr, sizeof(struct tcp_hdr)/4);
TCPH_FLAGS_SET(tcphdr, headerflags);
tcphdr->wnd = htons(wnd);
if (data_len > 0) {
/* let p point to TCP data */
pbuf_header(p, -(s16_t)sizeof(struct tcp_hdr));
/* copy data */
pbuf_take(p, data, data_len);
/* let p point to TCP header again */
pbuf_header(p, sizeof(struct tcp_hdr));
}
/* calculate checksum */
tcphdr->chksum = ip_chksum_pseudo(p,
IP_PROTO_TCP, p->tot_len, src_ip, dst_ip);
pbuf_header(p, sizeof(struct ip_hdr));
return p;
}
/** Create a TCP segment usable for passing to tcp_input */
struct pbuf*
tcp_create_segment(ip_addr_t* src_ip, ip_addr_t* dst_ip,
u16_t src_port, u16_t dst_port, void* data, size_t data_len,
u32_t seqno, u32_t ackno, u8_t headerflags)
{
return tcp_create_segment_wnd(src_ip, dst_ip, src_port, dst_port, data,
data_len, seqno, ackno, headerflags, TCP_WND);
}
/** Create a TCP segment usable for passing to tcp_input
* - IP-addresses, ports, seqno and ackno are taken from pcb
* - seqno and ackno can be altered with an offset
*/
struct pbuf*
tcp_create_rx_segment(struct tcp_pcb* pcb, void* data, size_t data_len, u32_t seqno_offset,
u32_t ackno_offset, u8_t headerflags)
{
return tcp_create_segment(&pcb->remote_ip, &pcb->local_ip, pcb->remote_port, pcb->local_port,
data, data_len, pcb->rcv_nxt + seqno_offset, pcb->lastack + ackno_offset, headerflags);
}
/** Create a TCP segment usable for passing to tcp_input
* - IP-addresses, ports, seqno and ackno are taken from pcb
* - seqno and ackno can be altered with an offset
* - TCP window can be adjusted
*/
struct pbuf* tcp_create_rx_segment_wnd(struct tcp_pcb* pcb, void* data, size_t data_len,
u32_t seqno_offset, u32_t ackno_offset, u8_t headerflags, u16_t wnd)
{
return tcp_create_segment_wnd(&pcb->remote_ip, &pcb->local_ip, pcb->remote_port, pcb->local_port,
data, data_len, pcb->rcv_nxt + seqno_offset, pcb->lastack + ackno_offset, headerflags, wnd);
}
/** Safely bring a tcp_pcb into the requested state */
void
tcp_set_state(struct tcp_pcb* pcb, enum tcp_state state, ip_addr_t* local_ip,
ip_addr_t* remote_ip, u16_t local_port, u16_t remote_port)
{
/* @todo: are these all states? */
/* @todo: remove from previous list */
pcb->state = state;
if (state == ESTABLISHED) {
TCP_REG(&tcp_active_pcbs, pcb);
pcb->local_ip.addr = local_ip->addr;
pcb->local_port = local_port;
pcb->remote_ip.addr = remote_ip->addr;
pcb->remote_port = remote_port;
} else if(state == LISTEN) {
TCP_REG(&tcp_listen_pcbs.pcbs, pcb);
pcb->local_ip.addr = local_ip->addr;
pcb->local_port = local_port;
} else if(state == TIME_WAIT) {
TCP_REG(&tcp_tw_pcbs, pcb);
pcb->local_ip.addr = local_ip->addr;
pcb->local_port = local_port;
pcb->remote_ip.addr = remote_ip->addr;
pcb->remote_port = remote_port;
} else {
fail();
}
}
void
test_tcp_counters_err(void* arg, err_t err)
{
struct test_tcp_counters* counters = arg;
EXPECT_RET(arg != NULL);
counters->err_calls++;
counters->last_err = err;
}
static void
test_tcp_counters_check_rxdata(struct test_tcp_counters* counters, struct pbuf* p)
{
struct pbuf* q;
u32_t i, received;
if(counters->expected_data == NULL) {
/* no data to compare */
return;
}
EXPECT_RET(counters->recved_bytes + p->tot_len <= counters->expected_data_len);
received = counters->recved_bytes;
for(q = p; q != NULL; q = q->next) {
char *data = q->payload;
for(i = 0; i < q->len; i++) {
EXPECT_RET(data[i] == counters->expected_data[received]);
received++;
}
}
EXPECT(received == counters->recved_bytes + p->tot_len);
}
err_t
test_tcp_counters_recv(void* arg, struct tcp_pcb* pcb, struct pbuf* p, err_t err)
{
struct test_tcp_counters* counters = arg;
EXPECT_RETX(arg != NULL, ERR_OK);
EXPECT_RETX(pcb != NULL, ERR_OK);
EXPECT_RETX(err == ERR_OK, ERR_OK);
if (p != NULL) {
if (counters->close_calls == 0) {
counters->recv_calls++;
test_tcp_counters_check_rxdata(counters, p);
counters->recved_bytes += p->tot_len;
} else {
counters->recv_calls_after_close++;
counters->recved_bytes_after_close += p->tot_len;
}
pbuf_free(p);
} else {
counters->close_calls++;
}
EXPECT(counters->recv_calls_after_close == 0 && counters->recved_bytes_after_close == 0);
return ERR_OK;
}
/** Allocate a pcb and set up the test_tcp_counters_* callbacks */
struct tcp_pcb*
test_tcp_new_counters_pcb(struct test_tcp_counters* counters)
{
struct tcp_pcb* pcb = tcp_new();
if (pcb != NULL) {
/* set up args and callbacks */
tcp_arg(pcb, counters);
tcp_recv(pcb, test_tcp_counters_recv);
tcp_err(pcb, test_tcp_counters_err);
pcb->snd_wnd = TCP_WND;
pcb->snd_wnd_max = TCP_WND;
}
return pcb;
}
/** Calls tcp_input() after adjusting current_iphdr_dest */
void test_tcp_input(struct pbuf *p, struct netif *inp)
{
struct ip_hdr *iphdr = (struct ip_hdr*)p->payload;
/* these lines are a hack, don't use them as an example :-) */
ip_addr_copy_from_ip4(*ip_current_dest_addr(), iphdr->dest);
ip_addr_copy_from_ip4(*ip_current_src_addr(), iphdr->src);
ip_current_netif() = inp;
ip4_current_header() = iphdr;
/* since adding IPv6, p->payload must point to tcp header, not ip header */
pbuf_header(p, -(s16_t)sizeof(struct ip_hdr));
tcp_input(p, inp);
ip_addr_set_zero(ip_current_dest_addr());
ip_addr_set_zero(ip_current_src_addr());
ip_current_netif() = NULL;
ip4_current_header() = NULL;
}
static err_t test_tcp_netif_output(struct netif *netif, struct pbuf *p,
const ip4_addr_t *ipaddr)
{
struct test_tcp_txcounters *txcounters = (struct test_tcp_txcounters*)netif->state;
LWIP_UNUSED_ARG(ipaddr);
if (txcounters != NULL)
{
txcounters->num_tx_calls++;
txcounters->num_tx_bytes += p->tot_len;
if (txcounters->copy_tx_packets) {
struct pbuf *p_copy = pbuf_alloc(PBUF_LINK, p->tot_len, PBUF_RAM);
err_t err;
EXPECT(p_copy != NULL);
err = pbuf_copy(p_copy, p);
EXPECT(err == ERR_OK);
if (txcounters->tx_packets == NULL) {
txcounters->tx_packets = p_copy;
} else {
pbuf_cat(txcounters->tx_packets, p_copy);
}
}
}
return ERR_OK;
}
void test_tcp_init_netif(struct netif *netif, struct test_tcp_txcounters *txcounters,
ip_addr_t *ip_addr, ip_addr_t *netmask)
{
struct netif *n;
memset(netif, 0, sizeof(struct netif));
if (txcounters != NULL) {
memset(txcounters, 0, sizeof(struct test_tcp_txcounters));
netif->state = txcounters;
}
netif->output = test_tcp_netif_output;
netif->flags |= NETIF_FLAG_UP | NETIF_FLAG_LINK_UP;
ip4_addr_copy(netif->netmask, *ip_2_ip4(netmask));
ip4_addr_copy(netif->ip_addr, *ip_2_ip4(ip_addr));
for (n = netif_list; n != NULL; n = n->next) {
if (n == netif) {
return;
}
}
netif->next = NULL;
netif_list = netif;
}

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#ifndef LWIP_HDR_TCP_HELPER_H__
#define LWIP_HDR_TCP_HELPER_H__
#include "../lwip_check.h"
#include "lwip/arch.h"
#include "lwip/tcp.h"
#include "lwip/netif.h"
/* counters used for test_tcp_counters_* callback functions */
struct test_tcp_counters {
u32_t recv_calls;
u32_t recved_bytes;
u32_t recv_calls_after_close;
u32_t recved_bytes_after_close;
u32_t close_calls;
u32_t err_calls;
err_t last_err;
char* expected_data;
u32_t expected_data_len;
};
struct test_tcp_txcounters {
u32_t num_tx_calls;
u32_t num_tx_bytes;
u8_t copy_tx_packets;
struct pbuf *tx_packets;
};
/* Helper functions */
void tcp_remove_all(void);
struct pbuf* tcp_create_segment(ip_addr_t* src_ip, ip_addr_t* dst_ip,
u16_t src_port, u16_t dst_port, void* data, size_t data_len,
u32_t seqno, u32_t ackno, u8_t headerflags);
struct pbuf* tcp_create_rx_segment(struct tcp_pcb* pcb, void* data, size_t data_len,
u32_t seqno_offset, u32_t ackno_offset, u8_t headerflags);
struct pbuf* tcp_create_rx_segment_wnd(struct tcp_pcb* pcb, void* data, size_t data_len,
u32_t seqno_offset, u32_t ackno_offset, u8_t headerflags, u16_t wnd);
void tcp_set_state(struct tcp_pcb* pcb, enum tcp_state state, ip_addr_t* local_ip,
ip_addr_t* remote_ip, u16_t local_port, u16_t remote_port);
void test_tcp_counters_err(void* arg, err_t err);
err_t test_tcp_counters_recv(void* arg, struct tcp_pcb* pcb, struct pbuf* p, err_t err);
struct tcp_pcb* test_tcp_new_counters_pcb(struct test_tcp_counters* counters);
void test_tcp_input(struct pbuf *p, struct netif *inp);
void test_tcp_init_netif(struct netif *netif, struct test_tcp_txcounters *txcounters,
ip_addr_t *ip_addr, ip_addr_t *netmask);
#endif

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#include "test_tcp.h"
#include "lwip/tcp_impl.h"
#include "lwip/stats.h"
#include "tcp_helper.h"
#ifdef _MSC_VER
#pragma warning(disable: 4307) /* we explicitly wrap around TCP seqnos */
#endif
#if !LWIP_STATS || !TCP_STATS || !MEMP_STATS
#error "This tests needs TCP- and MEMP-statistics enabled"
#endif
#if TCP_SND_BUF <= TCP_WND
#error "This tests needs TCP_SND_BUF to be > TCP_WND"
#endif
static u8_t test_tcp_timer;
/* our own version of tcp_tmr so we can reset fast/slow timer state */
static void
test_tcp_tmr(void)
{
tcp_fasttmr();
if (++test_tcp_timer & 1) {
tcp_slowtmr();
}
}
/* Setups/teardown functions */
static void
tcp_setup(void)
{
/* reset iss to default (6510) */
tcp_ticks = 0;
tcp_ticks = 0 - (tcp_next_iss() - 6510);
tcp_next_iss();
tcp_ticks = 0;
test_tcp_timer = 0;
tcp_remove_all();
}
static void
tcp_teardown(void)
{
tcp_remove_all();
netif_list = NULL;
netif_default = NULL;
}
/* Test functions */
/** Call tcp_new() and tcp_abort() and test memp stats */
START_TEST(test_tcp_new_abort)
{
struct tcp_pcb* pcb;
LWIP_UNUSED_ARG(_i);
fail_unless(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
pcb = tcp_new();
fail_unless(pcb != NULL);
if (pcb != NULL) {
fail_unless(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
tcp_abort(pcb);
fail_unless(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
}
}
END_TEST
/** Create an ESTABLISHED pcb and check if receive callback is called */
START_TEST(test_tcp_recv_inseq)
{
struct test_tcp_counters counters;
struct tcp_pcb* pcb;
struct pbuf* p;
char data[] = {1, 2, 3, 4};
ip_addr_t remote_ip, local_ip, netmask;
u16_t data_len;
u16_t remote_port = 0x100, local_port = 0x101;
struct netif netif;
struct test_tcp_txcounters txcounters;
LWIP_UNUSED_ARG(_i);
/* initialize local vars */
memset(&netif, 0, sizeof(netif));
IP_ADDR4(&local_ip, 192, 168, 1, 1);
IP_ADDR4(&remote_ip, 192, 168, 1, 2);
IP_ADDR4(&netmask, 255, 255, 255, 0);
test_tcp_init_netif(&netif, &txcounters, &local_ip, &netmask);
data_len = sizeof(data);
/* initialize counter struct */
memset(&counters, 0, sizeof(counters));
counters.expected_data_len = data_len;
counters.expected_data = data;
/* create and initialize the pcb */
pcb = test_tcp_new_counters_pcb(&counters);
EXPECT_RET(pcb != NULL);
tcp_set_state(pcb, ESTABLISHED, &local_ip, &remote_ip, local_port, remote_port);
/* create a segment */
p = tcp_create_rx_segment(pcb, counters.expected_data, data_len, 0, 0, 0);
EXPECT(p != NULL);
if (p != NULL) {
/* pass the segment to tcp_input */
test_tcp_input(p, &netif);
/* check if counters are as expected */
EXPECT(counters.close_calls == 0);
EXPECT(counters.recv_calls == 1);
EXPECT(counters.recved_bytes == data_len);
EXPECT(counters.err_calls == 0);
}
/* make sure the pcb is freed */
EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
tcp_abort(pcb);
EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
}
END_TEST
/** Provoke fast retransmission by duplicate ACKs and then recover by ACKing all sent data.
* At the end, send more data. */
START_TEST(test_tcp_fast_retx_recover)
{
struct netif netif;
struct test_tcp_txcounters txcounters;
struct test_tcp_counters counters;
struct tcp_pcb* pcb;
struct pbuf* p;
char data1[] = { 1, 2, 3, 4};
char data2[] = { 5, 6, 7, 8};
char data3[] = { 9, 10, 11, 12};
char data4[] = {13, 14, 15, 16};
char data5[] = {17, 18, 19, 20};
char data6[] = {21, 22, 23, 24};
ip_addr_t remote_ip, local_ip, netmask;
u16_t remote_port = 0x100, local_port = 0x101;
err_t err;
LWIP_UNUSED_ARG(_i);
/* initialize local vars */
IP_ADDR4(&local_ip, 192, 168, 1, 1);
IP_ADDR4(&remote_ip, 192, 168, 1, 2);
IP_ADDR4(&netmask, 255, 255, 255, 0);
test_tcp_init_netif(&netif, &txcounters, &local_ip, &netmask);
memset(&counters, 0, sizeof(counters));
/* create and initialize the pcb */
pcb = test_tcp_new_counters_pcb(&counters);
EXPECT_RET(pcb != NULL);
tcp_set_state(pcb, ESTABLISHED, &local_ip, &remote_ip, local_port, remote_port);
pcb->mss = TCP_MSS;
/* disable initial congestion window (we don't send a SYN here...) */
pcb->cwnd = pcb->snd_wnd;
/* send data1 */
err = tcp_write(pcb, data1, sizeof(data1), TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
EXPECT_RET(txcounters.num_tx_calls == 1);
EXPECT_RET(txcounters.num_tx_bytes == sizeof(data1) + sizeof(struct tcp_hdr) + sizeof(struct ip_hdr));
memset(&txcounters, 0, sizeof(txcounters));
/* "recv" ACK for data1 */
p = tcp_create_rx_segment(pcb, NULL, 0, 0, 4, TCP_ACK);
EXPECT_RET(p != NULL);
test_tcp_input(p, &netif);
EXPECT_RET(txcounters.num_tx_calls == 0);
EXPECT_RET(pcb->unacked == NULL);
/* send data2 */
err = tcp_write(pcb, data2, sizeof(data2), TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
EXPECT_RET(txcounters.num_tx_calls == 1);
EXPECT_RET(txcounters.num_tx_bytes == sizeof(data2) + sizeof(struct tcp_hdr) + sizeof(struct ip_hdr));
memset(&txcounters, 0, sizeof(txcounters));
/* duplicate ACK for data1 (data2 is lost) */
p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
EXPECT_RET(p != NULL);
test_tcp_input(p, &netif);
EXPECT_RET(txcounters.num_tx_calls == 0);
EXPECT_RET(pcb->dupacks == 1);
/* send data3 */
err = tcp_write(pcb, data3, sizeof(data3), TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
/* nagle enabled, no tx calls */
EXPECT_RET(txcounters.num_tx_calls == 0);
EXPECT_RET(txcounters.num_tx_bytes == 0);
memset(&txcounters, 0, sizeof(txcounters));
/* 2nd duplicate ACK for data1 (data2 and data3 are lost) */
p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
EXPECT_RET(p != NULL);
test_tcp_input(p, &netif);
EXPECT_RET(txcounters.num_tx_calls == 0);
EXPECT_RET(pcb->dupacks == 2);
/* queue data4, don't send it (unsent-oversize is != 0) */
err = tcp_write(pcb, data4, sizeof(data4), TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
/* 3nd duplicate ACK for data1 (data2 and data3 are lost) -> fast retransmission */
p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
EXPECT_RET(p != NULL);
test_tcp_input(p, &netif);
/*EXPECT_RET(txcounters.num_tx_calls == 1);*/
EXPECT_RET(pcb->dupacks == 3);
memset(&txcounters, 0, sizeof(txcounters));
/* TODO: check expected data?*/
/* send data5, not output yet */
err = tcp_write(pcb, data5, sizeof(data5), TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
/*err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);*/
EXPECT_RET(txcounters.num_tx_calls == 0);
EXPECT_RET(txcounters.num_tx_bytes == 0);
memset(&txcounters, 0, sizeof(txcounters));
{
int i = 0;
do
{
err = tcp_write(pcb, data6, TCP_MSS, TCP_WRITE_FLAG_COPY);
i++;
}while(err == ERR_OK);
EXPECT_RET(err != ERR_OK);
}
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
/*EXPECT_RET(txcounters.num_tx_calls == 0);
EXPECT_RET(txcounters.num_tx_bytes == 0);*/
memset(&txcounters, 0, sizeof(txcounters));
/* send even more data */
err = tcp_write(pcb, data5, sizeof(data5), TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
/* ...and even more data */
err = tcp_write(pcb, data5, sizeof(data5), TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
/* ...and even more data */
err = tcp_write(pcb, data5, sizeof(data5), TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
/* ...and even more data */
err = tcp_write(pcb, data5, sizeof(data5), TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
/* send ACKs for data2 and data3 */
p = tcp_create_rx_segment(pcb, NULL, 0, 0, 12, TCP_ACK);
EXPECT_RET(p != NULL);
test_tcp_input(p, &netif);
/*EXPECT_RET(txcounters.num_tx_calls == 0);*/
/* ...and even more data */
err = tcp_write(pcb, data5, sizeof(data5), TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
/* ...and even more data */
err = tcp_write(pcb, data5, sizeof(data5), TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
#if 0
/* create expected segment */
p1 = tcp_create_rx_segment(pcb, counters.expected_data, data_len, 0, 0, 0);
EXPECT_RET(p != NULL);
if (p != NULL) {
/* pass the segment to tcp_input */
test_tcp_input(p, &netif);
/* check if counters are as expected */
EXPECT_RET(counters.close_calls == 0);
EXPECT_RET(counters.recv_calls == 1);
EXPECT_RET(counters.recved_bytes == data_len);
EXPECT_RET(counters.err_calls == 0);
}
#endif
/* make sure the pcb is freed */
EXPECT_RET(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
tcp_abort(pcb);
EXPECT_RET(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
}
END_TEST
static u8_t tx_data[TCP_WND*2];
static void
check_seqnos(struct tcp_seg *segs, int num_expected, u32_t *seqnos_expected)
{
struct tcp_seg *s = segs;
int i;
for (i = 0; i < num_expected; i++, s = s->next) {
EXPECT_RET(s != NULL);
EXPECT(s->tcphdr->seqno == htonl(seqnos_expected[i]));
}
EXPECT(s == NULL);
}
/** Send data with sequence numbers that wrap around the u32_t range.
* Then, provoke fast retransmission by duplicate ACKs and check that all
* segment lists are still properly sorted. */
START_TEST(test_tcp_fast_rexmit_wraparound)
{
struct netif netif;
struct test_tcp_txcounters txcounters;
struct test_tcp_counters counters;
struct tcp_pcb* pcb;
struct pbuf* p;
ip_addr_t remote_ip, local_ip, netmask;
u16_t remote_port = 0x100, local_port = 0x101;
err_t err;
#define SEQNO1 (0xFFFFFF00 - TCP_MSS)
#define ISS 6510
u16_t i, sent_total = 0;
u32_t seqnos[] = {
SEQNO1,
SEQNO1 + (1 * TCP_MSS),
SEQNO1 + (2 * TCP_MSS),
SEQNO1 + (3 * TCP_MSS),
SEQNO1 + (4 * TCP_MSS),
SEQNO1 + (5 * TCP_MSS)};
LWIP_UNUSED_ARG(_i);
for (i = 0; i < sizeof(tx_data); i++) {
tx_data[i] = (u8_t)i;
}
/* initialize local vars */
IP_ADDR4(&local_ip, 192, 168, 1, 1);
IP_ADDR4(&remote_ip, 192, 168, 1, 2);
IP_ADDR4(&netmask, 255, 255, 255, 0);
test_tcp_init_netif(&netif, &txcounters, &local_ip, &netmask);
memset(&counters, 0, sizeof(counters));
/* create and initialize the pcb */
tcp_ticks = SEQNO1 - ISS;
pcb = test_tcp_new_counters_pcb(&counters);
EXPECT_RET(pcb != NULL);
EXPECT(pcb->lastack == SEQNO1);
tcp_set_state(pcb, ESTABLISHED, &local_ip, &remote_ip, local_port, remote_port);
pcb->mss = TCP_MSS;
/* disable initial congestion window (we don't send a SYN here...) */
pcb->cwnd = 2*TCP_MSS;
/* send 6 mss-sized segments */
for (i = 0; i < 6; i++) {
err = tcp_write(pcb, &tx_data[sent_total], TCP_MSS, TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
sent_total += TCP_MSS;
}
check_seqnos(pcb->unsent, 6, seqnos);
EXPECT(pcb->unacked == NULL);
err = tcp_output(pcb);
EXPECT(txcounters.num_tx_calls == 2);
EXPECT(txcounters.num_tx_bytes == 2 * (TCP_MSS + 40U));
memset(&txcounters, 0, sizeof(txcounters));
check_seqnos(pcb->unacked, 2, seqnos);
check_seqnos(pcb->unsent, 4, &seqnos[2]);
/* ACK the first segment */
p = tcp_create_rx_segment(pcb, NULL, 0, 0, TCP_MSS, TCP_ACK);
test_tcp_input(p, &netif);
/* ensure this didn't trigger a retransmission */
EXPECT(txcounters.num_tx_calls == 1);
EXPECT(txcounters.num_tx_bytes == TCP_MSS + 40U);
memset(&txcounters, 0, sizeof(txcounters));
check_seqnos(pcb->unacked, 2, &seqnos[1]);
check_seqnos(pcb->unsent, 3, &seqnos[3]);
/* 3 dupacks */
EXPECT(pcb->dupacks == 0);
p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
test_tcp_input(p, &netif);
EXPECT(txcounters.num_tx_calls == 0);
EXPECT(pcb->dupacks == 1);
p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
test_tcp_input(p, &netif);
EXPECT(txcounters.num_tx_calls == 0);
EXPECT(pcb->dupacks == 2);
/* 3rd dupack -> fast rexmit */
p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
test_tcp_input(p, &netif);
EXPECT(pcb->dupacks == 3);
EXPECT(txcounters.num_tx_calls == 4);
memset(&txcounters, 0, sizeof(txcounters));
EXPECT(pcb->unsent == NULL);
check_seqnos(pcb->unacked, 5, &seqnos[1]);
/* make sure the pcb is freed */
EXPECT_RET(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
tcp_abort(pcb);
EXPECT_RET(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
}
END_TEST
/** Send data with sequence numbers that wrap around the u32_t range.
* Then, provoke RTO retransmission and check that all
* segment lists are still properly sorted. */
START_TEST(test_tcp_rto_rexmit_wraparound)
{
struct netif netif;
struct test_tcp_txcounters txcounters;
struct test_tcp_counters counters;
struct tcp_pcb* pcb;
ip_addr_t remote_ip, local_ip, netmask;
u16_t remote_port = 0x100, local_port = 0x101;
err_t err;
#define SEQNO1 (0xFFFFFF00 - TCP_MSS)
#define ISS 6510
u16_t i, sent_total = 0;
u32_t seqnos[] = {
SEQNO1,
SEQNO1 + (1 * TCP_MSS),
SEQNO1 + (2 * TCP_MSS),
SEQNO1 + (3 * TCP_MSS),
SEQNO1 + (4 * TCP_MSS),
SEQNO1 + (5 * TCP_MSS)};
LWIP_UNUSED_ARG(_i);
for (i = 0; i < sizeof(tx_data); i++) {
tx_data[i] = (u8_t)i;
}
/* initialize local vars */
IP_ADDR4(&local_ip, 192, 168, 1, 1);
IP_ADDR4(&remote_ip, 192, 168, 1, 2);
IP_ADDR4(&netmask, 255, 255, 255, 0);
test_tcp_init_netif(&netif, &txcounters, &local_ip, &netmask);
memset(&counters, 0, sizeof(counters));
/* create and initialize the pcb */
tcp_ticks = 0;
tcp_ticks = 0 - tcp_next_iss();
tcp_ticks = SEQNO1 - tcp_next_iss();
pcb = test_tcp_new_counters_pcb(&counters);
EXPECT_RET(pcb != NULL);
EXPECT(pcb->lastack == SEQNO1);
tcp_set_state(pcb, ESTABLISHED, &local_ip, &remote_ip, local_port, remote_port);
pcb->mss = TCP_MSS;
/* disable initial congestion window (we don't send a SYN here...) */
pcb->cwnd = 2*TCP_MSS;
/* send 6 mss-sized segments */
for (i = 0; i < 6; i++) {
err = tcp_write(pcb, &tx_data[sent_total], TCP_MSS, TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
sent_total += TCP_MSS;
}
check_seqnos(pcb->unsent, 6, seqnos);
EXPECT(pcb->unacked == NULL);
err = tcp_output(pcb);
EXPECT(txcounters.num_tx_calls == 2);
EXPECT(txcounters.num_tx_bytes == 2 * (TCP_MSS + 40U));
memset(&txcounters, 0, sizeof(txcounters));
check_seqnos(pcb->unacked, 2, seqnos);
check_seqnos(pcb->unsent, 4, &seqnos[2]);
/* call the tcp timer some times */
for (i = 0; i < 10; i++) {
test_tcp_tmr();
EXPECT(txcounters.num_tx_calls == 0);
}
/* 11th call to tcp_tmr: RTO rexmit fires */
test_tcp_tmr();
EXPECT(txcounters.num_tx_calls == 1);
check_seqnos(pcb->unacked, 1, seqnos);
check_seqnos(pcb->unsent, 5, &seqnos[1]);
/* fake greater cwnd */
pcb->cwnd = pcb->snd_wnd;
/* send more data */
err = tcp_output(pcb);
EXPECT(err == ERR_OK);
/* check queues are sorted */
EXPECT(pcb->unsent == NULL);
check_seqnos(pcb->unacked, 6, seqnos);
/* make sure the pcb is freed */
EXPECT_RET(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
tcp_abort(pcb);
EXPECT_RET(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
}
END_TEST
/** Provoke fast retransmission by duplicate ACKs and then recover by ACKing all sent data.
* At the end, send more data. */
static void test_tcp_tx_full_window_lost(u8_t zero_window_probe_from_unsent)
{
struct netif netif;
struct test_tcp_txcounters txcounters;
struct test_tcp_counters counters;
struct tcp_pcb* pcb;
struct pbuf *p;
ip_addr_t remote_ip, local_ip, netmask;
u16_t remote_port = 0x100, local_port = 0x101;
err_t err;
u16_t sent_total, i;
u8_t expected = 0xFE;
for (i = 0; i < sizeof(tx_data); i++) {
u8_t d = (u8_t)i;
if (d == 0xFE) {
d = 0xF0;
}
tx_data[i] = d;
}
if (zero_window_probe_from_unsent) {
tx_data[TCP_WND] = expected;
} else {
tx_data[0] = expected;
}
/* initialize local vars */
IP_ADDR4(&local_ip, 192, 168, 1, 1);
IP_ADDR4(&remote_ip, 192, 168, 1, 2);
IP_ADDR4(&netmask, 255, 255, 255, 0);
test_tcp_init_netif(&netif, &txcounters, &local_ip, &netmask);
memset(&counters, 0, sizeof(counters));
memset(&txcounters, 0, sizeof(txcounters));
/* create and initialize the pcb */
pcb = test_tcp_new_counters_pcb(&counters);
EXPECT_RET(pcb != NULL);
tcp_set_state(pcb, ESTABLISHED, &local_ip, &remote_ip, local_port, remote_port);
pcb->mss = TCP_MSS;
/* disable initial congestion window (we don't send a SYN here...) */
pcb->cwnd = pcb->snd_wnd;
/* send a full window (minus 1 packets) of TCP data in MSS-sized chunks */
sent_total = 0;
if ((TCP_WND - TCP_MSS) % TCP_MSS != 0) {
u16_t initial_data_len = (TCP_WND - TCP_MSS) % TCP_MSS;
err = tcp_write(pcb, &tx_data[sent_total], initial_data_len, TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
EXPECT(txcounters.num_tx_calls == 1);
EXPECT(txcounters.num_tx_bytes == initial_data_len + 40U);
memset(&txcounters, 0, sizeof(txcounters));
sent_total += initial_data_len;
}
for (; sent_total < (TCP_WND - TCP_MSS); sent_total += TCP_MSS) {
err = tcp_write(pcb, &tx_data[sent_total], TCP_MSS, TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
EXPECT(txcounters.num_tx_calls == 1);
EXPECT(txcounters.num_tx_bytes == TCP_MSS + 40U);
memset(&txcounters, 0, sizeof(txcounters));
}
EXPECT(sent_total == (TCP_WND - TCP_MSS));
/* now ACK the packet before the first */
p = tcp_create_rx_segment(pcb, NULL, 0, 0, 0, TCP_ACK);
test_tcp_input(p, &netif);
/* ensure this didn't trigger a retransmission */
EXPECT(txcounters.num_tx_calls == 0);
EXPECT(txcounters.num_tx_bytes == 0);
EXPECT(pcb->persist_backoff == 0);
/* send the last packet, now a complete window has been sent */
err = tcp_write(pcb, &tx_data[sent_total], TCP_MSS, TCP_WRITE_FLAG_COPY);
sent_total += TCP_MSS;
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
EXPECT(txcounters.num_tx_calls == 1);
EXPECT(txcounters.num_tx_bytes == TCP_MSS + 40U);
memset(&txcounters, 0, sizeof(txcounters));
EXPECT(pcb->persist_backoff == 0);
if (zero_window_probe_from_unsent) {
/* ACK all data but close the TX window */
p = tcp_create_rx_segment_wnd(pcb, NULL, 0, 0, TCP_WND, TCP_ACK, 0);
test_tcp_input(p, &netif);
/* ensure this didn't trigger any transmission */
EXPECT(txcounters.num_tx_calls == 0);
EXPECT(txcounters.num_tx_bytes == 0);
EXPECT(pcb->persist_backoff == 1);
}
/* send one byte more (out of window) -> persist timer starts */
err = tcp_write(pcb, &tx_data[sent_total], 1, TCP_WRITE_FLAG_COPY);
EXPECT_RET(err == ERR_OK);
err = tcp_output(pcb);
EXPECT_RET(err == ERR_OK);
EXPECT(txcounters.num_tx_calls == 0);
EXPECT(txcounters.num_tx_bytes == 0);
memset(&txcounters, 0, sizeof(txcounters));
if (!zero_window_probe_from_unsent) {
/* no persist timer unless a zero window announcement has been received */
EXPECT(pcb->persist_backoff == 0);
} else {
EXPECT(pcb->persist_backoff == 1);
/* call tcp_timer some more times to let persist timer count up */
for (i = 0; i < 4; i++) {
test_tcp_tmr();
EXPECT(txcounters.num_tx_calls == 0);
EXPECT(txcounters.num_tx_bytes == 0);
}
/* this should trigger the zero-window-probe */
txcounters.copy_tx_packets = 1;
test_tcp_tmr();
txcounters.copy_tx_packets = 0;
EXPECT(txcounters.num_tx_calls == 1);
EXPECT(txcounters.num_tx_bytes == 1 + 40U);
EXPECT(txcounters.tx_packets != NULL);
if (txcounters.tx_packets != NULL) {
u8_t sent;
u16_t ret;
ret = pbuf_copy_partial(txcounters.tx_packets, &sent, 1, 40U);
EXPECT(ret == 1);
EXPECT(sent == expected);
}
if (txcounters.tx_packets != NULL) {
pbuf_free(txcounters.tx_packets);
txcounters.tx_packets = NULL;
}
}
/* make sure the pcb is freed */
EXPECT_RET(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
tcp_abort(pcb);
EXPECT_RET(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
}
START_TEST(test_tcp_tx_full_window_lost_from_unsent)
{
LWIP_UNUSED_ARG(_i);
test_tcp_tx_full_window_lost(1);
}
END_TEST
START_TEST(test_tcp_tx_full_window_lost_from_unacked)
{
LWIP_UNUSED_ARG(_i);
test_tcp_tx_full_window_lost(0);
}
END_TEST
/** Create the suite including all tests for this module */
Suite *
tcp_suite(void)
{
testfunc tests[] = {
TESTFUNC(test_tcp_new_abort),
TESTFUNC(test_tcp_recv_inseq),
TESTFUNC(test_tcp_fast_retx_recover),
TESTFUNC(test_tcp_fast_rexmit_wraparound),
TESTFUNC(test_tcp_rto_rexmit_wraparound),
TESTFUNC(test_tcp_tx_full_window_lost_from_unacked),
TESTFUNC(test_tcp_tx_full_window_lost_from_unsent)
};
return create_suite("TCP", tests, sizeof(tests)/sizeof(testfunc), tcp_setup, tcp_teardown);
}

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mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/tcp/test_tcp.h Normal file
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#ifndef LWIP_HDR_TEST_TCP_H__
#define LWIP_HDR_TEST_TCP_H__
#include "../lwip_check.h"
Suite *tcp_suite(void);
#endif

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mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/tcp/test_tcp_oos.c Normal file
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mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/tcp/test_tcp_oos.h Normal file
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#ifndef LWIP_HDR_TEST_TCP_OOS_H__
#define LWIP_HDR_TEST_TCP_OOS_H__
#include "../lwip_check.h"
Suite *tcp_oos_suite(void);
#endif

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mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/udp/test_udp.c Normal file
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#include "test_udp.h"
#include "lwip/udp.h"
#include "lwip/stats.h"
#if !LWIP_STATS || !UDP_STATS || !MEMP_STATS
#error "This tests needs UDP- and MEMP-statistics enabled"
#endif
/* Helper functions */
static void
udp_remove_all(void)
{
struct udp_pcb *pcb = udp_pcbs;
struct udp_pcb *pcb2;
while(pcb != NULL) {
pcb2 = pcb;
pcb = pcb->next;
udp_remove(pcb2);
}
fail_unless(lwip_stats.memp[MEMP_UDP_PCB].used == 0);
}
/* Setups/teardown functions */
static void
udp_setup(void)
{
udp_remove_all();
}
static void
udp_teardown(void)
{
udp_remove_all();
}
/* Test functions */
START_TEST(test_udp_new_remove)
{
struct udp_pcb* pcb;
LWIP_UNUSED_ARG(_i);
fail_unless(lwip_stats.memp[MEMP_UDP_PCB].used == 0);
pcb = udp_new();
fail_unless(pcb != NULL);
if (pcb != NULL) {
fail_unless(lwip_stats.memp[MEMP_UDP_PCB].used == 1);
udp_remove(pcb);
fail_unless(lwip_stats.memp[MEMP_UDP_PCB].used == 0);
}
}
END_TEST
/** Create the suite including all tests for this module */
Suite *
udp_suite(void)
{
testfunc tests[] = {
TESTFUNC(test_udp_new_remove),
};
return create_suite("UDP", tests, sizeof(tests)/sizeof(testfunc), udp_setup, udp_teardown);
}

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mico-os/MiCO/net/LwIP/ver1.5.0/test/unit/udp/test_udp.h Normal file
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#ifndef LWIP_HDR_TEST_UDP_H__
#define LWIP_HDR_TEST_UDP_H__
#include "../lwip_check.h"
Suite* udp_suite(void);
#endif